razor.c
author Kristian H?gsberg <krh@jiraiya.boston.redhat.com>
Mon Apr 07 23:52:14 2008 -0400 (2008-04-07)
changeset 208 7b460017c221
parent 197 d29026900856
child 209 78afac5bb7b8
permissions -rw-r--r--
Mark package to be installed or removed after creating the transaction.

This lets us implement support for fnmatch wildcard and do
better error checking.
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#define _GNU_SOURCE
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#include <stdlib.h>
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#include <stddef.h>
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#include <stdint.h>
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#include <stdio.h>
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#include <string.h>
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#include <sys/types.h>
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#include <sys/stat.h>
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#include <sys/mman.h>
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#include <unistd.h>
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#include <fcntl.h>
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#include <errno.h>
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#include <ctype.h>
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#include <fnmatch.h>
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#include "razor.h"
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#include "razor-internal.h"
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#include "types.h"
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struct razor_set_section {
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	uint32_t type;
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	uint32_t offset;
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	uint32_t size;
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};
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struct razor_set_header {
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	uint32_t magic;
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	uint32_t version;
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	struct razor_set_section sections[0];
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};
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#define RAZOR_MAGIC 0x7a7a7a7a
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#define RAZOR_VERSION 1
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#define RAZOR_STRING_POOL	0
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#define RAZOR_PACKAGES		1
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#define RAZOR_PROPERTIES	2
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#define RAZOR_FILES		3
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#define RAZOR_PACKAGE_POOL	4
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#define RAZOR_PROPERTY_POOL	5
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#define RAZOR_FILE_POOL		6
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struct razor_package {
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	uint name  : 24;
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	uint flags : 8;
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	uint32_t version;
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	uint32_t arch;
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	struct list_head properties;
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	struct list_head files;
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};
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struct razor_property {
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	uint name  : 24;
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	uint flags : 6;
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	enum razor_property_type type : 2;
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	enum razor_version_relation relation : 32;
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	uint32_t version;
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	struct list_head packages;
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};
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struct razor_entry {
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	uint name  : 24;
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	uint flags : 8;
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	uint32_t start;
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	struct list_head packages;
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};
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#define RAZOR_ENTRY_LAST	0x80
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struct razor_set {
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	struct array string_pool;
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 	struct array packages;
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 	struct array properties;
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 	struct array files;
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	struct array package_pool;
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 	struct array property_pool;
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 	struct array file_pool;
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	struct razor_set_header *header;
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};
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struct import_entry {
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	uint32_t package;
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	char *name;
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};
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struct import_directory {
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	uint32_t name, count;
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	struct array files;
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	struct array packages;
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	struct import_directory *last;
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};
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struct razor_importer {
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	struct razor_set *set;
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	struct hashtable table;
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	struct razor_package *package;
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	struct array properties;
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	struct array files;
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	struct array file_requires;
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};
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static void *
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zalloc(size_t size)
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{
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	void *p;
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	p = malloc(size);
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	memset(p, 0, size);
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	return p;
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}
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struct razor_set_section razor_sections[] = {
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	{ RAZOR_STRING_POOL,	offsetof(struct razor_set, string_pool) },
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	{ RAZOR_PACKAGES,	offsetof(struct razor_set, packages) },
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	{ RAZOR_PROPERTIES,	offsetof(struct razor_set, properties) },
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	{ RAZOR_FILES,		offsetof(struct razor_set, files) },
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	{ RAZOR_PACKAGE_POOL,	offsetof(struct razor_set, package_pool) },
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	{ RAZOR_PROPERTY_POOL,	offsetof(struct razor_set, property_pool) },
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	{ RAZOR_FILE_POOL,	offsetof(struct razor_set, file_pool) },
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};
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struct razor_set *
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razor_set_create(void)
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{
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	struct razor_set *set;
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	struct razor_entry *e;
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	char *empty;
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	set = zalloc(sizeof *set);
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	e = array_add(&set->files, sizeof *e);
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	empty = array_add(&set->string_pool, 1);
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	*empty = '\0';
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	e->name = 0;
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	e->flags = RAZOR_ENTRY_LAST;
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	e->start = 0;
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	list_set_empty(&e->packages);
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	return set;
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}
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struct razor_set *
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razor_set_open(const char *filename)
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{
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	struct razor_set *set;
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	struct razor_set_section *s;
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	struct stat stat;
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	struct array *array;
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	int fd;
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	set = zalloc(sizeof *set);
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	fd = open(filename, O_RDONLY);
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	if (fstat(fd, &stat) < 0)
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		return NULL;
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	set->header = mmap(NULL, stat.st_size, PROT_READ, MAP_PRIVATE, fd, 0);
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	if (set->header == MAP_FAILED) {
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		free(set);
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		return NULL;
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	}
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	for (s = set->header->sections; ~s->type; s++) {
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		if (s->type >= ARRAY_SIZE(razor_sections))
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			continue;
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		if (s->type != razor_sections[s->type].type)
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			continue;
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		array = (void *) set + razor_sections[s->type].offset;
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		array->data = (void *) set->header + s->offset;
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		array->size = s->size;
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		array->alloc = s->size;
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	}
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	close(fd);
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	return set;
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}
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void
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razor_set_destroy(struct razor_set *set)
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{
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	unsigned int size;
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	struct array *a;
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	int i;
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	if (set->header) {
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		for (i = 0; set->header->sections[i].type; i++)
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			;
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		size = set->header->sections[i].type;
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		munmap(set->header, size);
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	} else {
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		for (i = 0; i < ARRAY_SIZE(razor_sections); i++) {
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			a = (void *) set + razor_sections[i].offset;
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			free(a->data);
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		}
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	}
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	free(set);
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}
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int
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razor_set_write_to_fd(struct razor_set *set, int fd)
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{
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	char data[4096];
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	struct razor_set_header *header = (struct razor_set_header *) data;
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	struct array *a;
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	uint32_t offset;
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	int i;
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	memset(data, 0, sizeof data);
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	header->magic = RAZOR_MAGIC;
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	header->version = RAZOR_VERSION;
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	offset = sizeof data;
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	for (i = 0; i < ARRAY_SIZE(razor_sections); i++) {
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		if (razor_sections[i].type != i)
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			continue;
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		a = (void *) set + razor_sections[i].offset;
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		header->sections[i].type = i;
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		header->sections[i].offset = offset;
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		header->sections[i].size = a->size;
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		offset += ALIGN(a->size, 4096);
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	}
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	header->sections[i].type = ~0;
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	header->sections[i].offset = 0;
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	header->sections[i].size = 0;
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	razor_write(fd, data, sizeof data);
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	memset(data, 0, sizeof data);
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	for (i = 0; i < ARRAY_SIZE(razor_sections); i++) {
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		if (razor_sections[i].type != i)
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			continue;
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		a = (void *) set + razor_sections[i].offset;
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		razor_write(fd, a->data, a->size);
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		razor_write(fd, data, ALIGN(a->size, 4096) - a->size);
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	}
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	return 0;
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}
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int
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razor_set_write(struct razor_set *set, const char *filename)
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{
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	int fd, status;
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	fd = open(filename, O_CREAT | O_WRONLY | O_TRUNC, 0666);
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	if (fd < 0)
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		return -1;
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	status = razor_set_write_to_fd(set, fd);
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	if (status) {
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	    close(fd);
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	    return status;
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	}
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	return close(fd);
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}
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void
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razor_build_evr(char *evr_buf, int size, const char *epoch,
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		const char *version, const char *release)
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{
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	int len;
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	if (!version || !*version) {
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		*evr_buf = '\0';
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		return;
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	}
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	if (epoch && *epoch && strcmp(epoch, "0") != 0) {
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		len = snprintf(evr_buf, size, "%s:", epoch);
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		evr_buf += len;
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		size -= len;
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	}
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	len = snprintf(evr_buf, size, "%s", version);
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	evr_buf += len;
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	size -= len;
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	if (release && *release)
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		snprintf(evr_buf, size, "-%s", release);
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}
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void
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razor_importer_begin_package(struct razor_importer *importer,
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			     const char *name,
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			     const char *version,
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			     const char *arch)
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{
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	struct razor_package *p;
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	p = array_add(&importer->set->packages, sizeof *p);
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	p->name = hashtable_tokenize(&importer->table, name);
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	p->flags = 0;
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	p->version = hashtable_tokenize(&importer->table, version);
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	p->arch = hashtable_tokenize(&importer->table, arch);
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	importer->package = p;
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	array_init(&importer->properties);
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}
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void
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razor_importer_finish_package(struct razor_importer *importer)
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{
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	list_set_array(&importer->package->properties,
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		       &importer->set->property_pool,
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		       &importer->properties,
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		       1);
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	array_release(&importer->properties);
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}
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void
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razor_importer_add_property(struct razor_importer *importer,
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			    const char *name,
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			    enum razor_version_relation relation,
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			    const char *version,
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			    enum razor_property_type type)
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{
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	struct razor_property *p;
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	uint32_t *r;
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	p = array_add(&importer->set->properties, sizeof *p);
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	p->name = hashtable_tokenize(&importer->table, name);
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	p->flags = 0;
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	p->type = type;
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	p->relation = relation;
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	p->version = hashtable_tokenize(&importer->table, version);
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	list_set_ptr(&p->packages, importer->package -
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		     (struct razor_package *) importer->set->packages.data);
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	r = array_add(&importer->properties, sizeof *r);
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	*r = p - (struct razor_property *) importer->set->properties.data;
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	if (type == RAZOR_PROPERTY_REQUIRES && *name == '/') {
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		r = array_add(&importer->file_requires, sizeof *r);
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		*r = p->name;
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	}
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}
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void
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razor_importer_add_file(struct razor_importer *importer, const char *name)
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{
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	struct import_entry *e;
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	e = array_add(&importer->files, sizeof *e);
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	e->package = importer->package -
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		(struct razor_package *) importer->set->packages.data;
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	e->name = strdup(name);
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}
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struct razor_importer *
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razor_importer_new(void)
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{
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	struct razor_importer *importer;
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	importer = zalloc(sizeof *importer);
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	importer->set = razor_set_create();
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	hashtable_init(&importer->table, &importer->set->string_pool);
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	return importer;
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}
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/* Destroy an importer without creating the set. */
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void
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razor_importer_destroy(struct razor_importer *importer)
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{
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	/* FIXME: write this */
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}
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static int
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versioncmp(const char *s1, const char *s2)
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{
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	const char *p1, *p2;
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	long n1, n2;
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	int res;
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	n1 = strtol(s1, (char **) &p1, 10);
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	n2 = strtol(s2, (char **) &p2, 10);
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	/* Epoch; if one but not the other has an epoch set, default
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	 * the epoch-less version to 0. */
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	res = (*p1 == ':') - (*p2 == ':');
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	if (res < 0) {
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		n1 = 0;
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		p1 = s1;
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		p2++;
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	} else if (res > 0) {
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		p1++;
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		n2 = 0;
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		p2 = s2;
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	}
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	if (n1 != n2)
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		return n1 - n2;
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	while (*p1 && *p2) {
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		if (*p1 != *p2)
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			return *p1 - *p2;
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		p1++;
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		p2++;
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		if (isdigit(*p1) && isdigit(*p2))
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			return versioncmp(p1, p2);
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	}
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	return *p1 - *p2;
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}
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static int
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compare_packages(const void *p1, const void *p2, void *data)
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{
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	const struct razor_package *pkg1 = p1, *pkg2 = p2;
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	struct razor_set *set = data;
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	char *pool = set->string_pool.data;
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	/* FIXME: what if the flags are different? */
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	if (pkg1->name == pkg2->name)
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		return versioncmp(&pool[pkg1->version], &pool[pkg2->version]);
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	else
krh@23
   418
		return strcmp(&pool[pkg1->name], &pool[pkg2->name]);
krh@9
   419
}
krh@9
   420
krh@9
   421
static int
krh@22
   422
compare_properties(const void *p1, const void *p2, void *data)
krh@9
   423
{
krh@25
   424
	const struct razor_property *prop1 = p1, *prop2 = p2;
krh@22
   425
	struct razor_set *set = data;
krh@22
   426
	char *pool = set->string_pool.data;
krh@9
   427
danw@119
   428
	if (prop1->name != prop2->name) 
danw@119
   429
		return strcmp(&pool[prop1->name], &pool[prop2->name]);
danw@119
   430
	else if (prop1->type != prop2->type)
danw@119
   431
		return prop1->type - prop2->type;
danw@119
   432
	else if (prop1->relation != prop2->relation)
danw@119
   433
		return prop1->relation - prop2->relation;
krh@12
   434
	else
danw@119
   435
		return versioncmp(&pool[prop1->version], &pool[prop2->version]);
krh@9
   436
}
krh@9
   437
danw@108
   438
static uint32_t *
krh@66
   439
uniqueify_properties(struct razor_set *set)
krh@9
   440
{
krh@25
   441
	struct razor_property *rp, *up, *rp_end;
krh@18
   442
	struct array *pkgs, *p;
danw@117
   443
	struct list_head *r;
danw@117
   444
	uint32_t *map, *rmap;
krh@18
   445
	int i, count, unique;
krh@9
   446
krh@66
   447
	count = set->properties.size / sizeof(struct razor_property);
krh@186
   448
	map = razor_qsort_with_data(set->properties.data,
krh@186
   449
				    count,
krh@186
   450
				    sizeof(struct razor_property),
krh@186
   451
				    compare_properties,
krh@186
   452
				    set);
krh@9
   453
krh@66
   454
	rp_end = set->properties.data + set->properties.size;
krh@25
   455
	rmap = malloc(count * sizeof *map);
krh@25
   456
	pkgs = zalloc(count * sizeof *pkgs);
krh@66
   457
	for (rp = set->properties.data, up = rp, i = 0; rp < rp_end; rp++, i++) {
danw@119
   458
		if (rp->name != up->name || rp->type != up->type ||
danw@119
   459
		    rp->relation != up->relation || rp->version != up->version) {
krh@25
   460
			up++;
krh@25
   461
			up->name = rp->name;
danw@119
   462
			up->flags = 0;
danw@119
   463
			up->type = rp->type;
danw@109
   464
			up->relation = rp->relation;
krh@25
   465
			up->version = rp->version;
krh@10
   466
		}
krh@25
   467
krh@66
   468
		unique = up - (struct razor_property *) set->properties.data;
krh@25
   469
		rmap[map[i]] = unique;
krh@25
   470
		r = array_add(&pkgs[unique], sizeof *r);
krh@25
   471
		*r = rp->packages;
krh@10
   472
	}
krh@25
   473
	free(map);
krh@9
   474
danw@124
   475
	if (up != rp)
danw@124
   476
		up++;
krh@66
   477
	set->properties.size = (void *) up - set->properties.data;
krh@25
   478
	rp_end = up;
krh@66
   479
	for (rp = set->properties.data, p = pkgs; rp < rp_end; rp++, p++) {
danw@124
   480
		list_set_array(&rp->packages, &set->package_pool, p, 0);
krh@25
   481
		array_release(p);
krh@18
   482
	}
krh@18
   483
krh@18
   484
	free(pkgs);
krh@18
   485
krh@25
   486
	return rmap;
krh@10
   487
}
krh@10
   488
krh@48
   489
static int
krh@48
   490
compare_filenames(const void *p1, const void *p2, void *data)
krh@48
   491
{
krh@52
   492
	const struct import_entry *e1 = p1;
krh@52
   493
	const struct import_entry *e2 = p2;
danw@126
   494
	const char *n1 = e1->name;
danw@126
   495
	const char *n2 = e2->name;
krh@48
   496
danw@126
   497
	/* Need to make sure that the contents of a directory
danw@126
   498
	 * are sorted immediately after it. So "foo/bar" has to
danw@126
   499
	 * sort before "foo.conf"
danw@126
   500
	 *
danw@126
   501
	 * FIXME: this is about 60% slower than strcmp
danw@126
   502
	 */
danw@126
   503
	while (*n1 && *n2) {
danw@126
   504
		if (*n1 < *n2)
danw@126
   505
			return *n2 == '/' ? 1 : -1;
danw@126
   506
		else if (*n1 > *n2)
danw@126
   507
			return *n1 == '/' ? -1 : 1;
danw@126
   508
		n1++;
danw@126
   509
		n2++;
danw@126
   510
	}
danw@126
   511
	if (*n1)
danw@126
   512
		return 1;
danw@126
   513
	else if (*n2)
danw@126
   514
		return -1;
danw@126
   515
	else
danw@126
   516
		return 0;
krh@48
   517
}
krh@48
   518
krh@48
   519
static void
krh@52
   520
count_entries(struct import_directory *d)
krh@48
   521
{
krh@52
   522
	struct import_directory *p, *end;
krh@48
   523
krh@48
   524
	p = d->files.data;
krh@48
   525
	end = d->files.data + d->files.size;
krh@48
   526
	d->count = 0;
krh@48
   527
	while (p < end) {
krh@48
   528
		count_entries(p);
krh@48
   529
		d->count += p->count + 1;
krh@48
   530
		p++;
krh@48
   531
	}		
krh@48
   532
}
krh@48
   533
krh@48
   534
static void
krh@52
   535
serialize_files(struct razor_set *set,
krh@52
   536
		struct import_directory *d, struct array *array)
krh@48
   537
{
krh@52
   538
	struct import_directory *p, *end;
krh@56
   539
	struct razor_entry *e = NULL;
danw@114
   540
	uint32_t s;
krh@48
   541
krh@48
   542
	p = d->files.data;
krh@48
   543
	end = d->files.data + d->files.size;
krh@48
   544
	s = array->size / sizeof *e + d->files.size / sizeof *p;
krh@48
   545
	while (p < end) {
krh@48
   546
		e = array_add(array, sizeof *e);
krh@48
   547
		e->name = p->name;
danw@120
   548
		e->flags = 0;
krh@56
   549
		e->start = p->count > 0 ? s : 0;
krh@48
   550
		s += p->count;
krh@60
   551
danw@124
   552
		list_set_array(&e->packages, &set->package_pool, &p->packages, 0);
krh@52
   553
		array_release(&p->packages);
krh@48
   554
		p++;
krh@48
   555
	}		
krh@56
   556
	if (e != NULL)
danw@120
   557
		e->flags |= RAZOR_ENTRY_LAST;
krh@48
   558
krh@48
   559
	p = d->files.data;
krh@48
   560
	end = d->files.data + d->files.size;
krh@48
   561
	while (p < end) {
krh@52
   562
		serialize_files(set, p, array);
krh@48
   563
		p++;
krh@48
   564
	}
krh@48
   565
}
krh@48
   566
krh@48
   567
static void
danw@108
   568
remap_property_package_links(struct array *properties, uint32_t *rmap)
krh@61
   569
{
krh@61
   570
	struct razor_property *p, *end;
krh@61
   571
krh@61
   572
	end = properties->data + properties->size;
krh@61
   573
	for (p = properties->data; p < end; p++)
danw@117
   574
		list_remap_head(&p->packages, rmap);
krh@61
   575
}
krh@61
   576
krh@61
   577
static void
krh@48
   578
build_file_tree(struct razor_importer *importer)
krh@48
   579
{
krh@48
   580
	int count, i, length;
krh@52
   581
	struct import_entry *filenames;
krh@52
   582
	char *f, *end;
danw@108
   583
	uint32_t name, *r;
krh@48
   584
	char dirname[256];
krh@52
   585
	struct import_directory *d, root;
krh@48
   586
	struct razor_entry *e;
krh@48
   587
krh@52
   588
	count = importer->files.size / sizeof (struct import_entry);
krh@186
   589
	razor_qsort_with_data(importer->files.data,
krh@186
   590
			      count,
krh@186
   591
			      sizeof (struct import_entry),
krh@186
   592
			      compare_filenames,
krh@186
   593
			      NULL);
krh@48
   594
krh@95
   595
	root.name = hashtable_tokenize(&importer->table, "");
krh@48
   596
	array_init(&root.files);
krh@52
   597
	array_init(&root.packages);
krh@48
   598
	root.last = NULL;
krh@48
   599
krh@48
   600
	filenames = importer->files.data;
krh@48
   601
	for (i = 0; i < count; i++) {
krh@52
   602
		f = filenames[i].name;
krh@48
   603
		if (*f != '/')
krh@48
   604
			continue;
krh@57
   605
		f++;
krh@48
   606
krh@48
   607
		d = &root;
krh@48
   608
		while (*f) {
krh@57
   609
			end = strchr(f, '/');
krh@48
   610
			if (end == NULL)
krh@48
   611
				end = f + strlen(f);
krh@57
   612
			length = end - f;
krh@57
   613
			memcpy(dirname, f, length);
krh@48
   614
			dirname[length] ='\0';
krh@95
   615
			name = hashtable_tokenize(&importer->table, dirname);
krh@48
   616
			if (d->last == NULL || d->last->name != name) {
krh@48
   617
				d->last = array_add(&d->files, sizeof *d);
krh@48
   618
				d->last->name = name;
krh@48
   619
				d->last->last = NULL;
krh@48
   620
				array_init(&d->last->files);
krh@52
   621
				array_init(&d->last->packages);
krh@48
   622
			}
krh@48
   623
			d = d->last;				
krh@57
   624
			f = end + 1;
krh@57
   625
			if (*end == '\0')
krh@57
   626
				break;
krh@48
   627
		}
krh@48
   628
krh@52
   629
		r = array_add(&d->packages, sizeof *r);
krh@52
   630
		*r = filenames[i].package;
krh@52
   631
		free(filenames[i].name);
krh@48
   632
	}
krh@48
   633
krh@48
   634
	count_entries(&root);
krh@150
   635
	e = importer->set->files.data;
danw@120
   636
	e->name = root.name;
danw@120
   637
	e->flags = RAZOR_ENTRY_LAST;
danw@129
   638
	e->start = importer->files.size ? 1 : 0;
danw@117
   639
	list_set_empty(&e->packages);
krh@48
   640
krh@56
   641
	serialize_files(importer->set, &root, &importer->set->files);
krh@48
   642
krh@48
   643
	array_release(&importer->files);
krh@48
   644
}
krh@48
   645
danw@159
   646
static struct razor_entry *
danw@159
   647
find_entry(struct razor_set *set, struct razor_entry *dir, const char *pattern);
danw@159
   648
danw@159
   649
static void
danw@159
   650
list_to_array(struct list *list, struct array *array)
danw@159
   651
{
danw@159
   652
	uint32_t *item;
danw@159
   653
danw@159
   654
	while (list) {
danw@159
   655
		 item = array_add(array, sizeof *item);
danw@159
   656
		 *item = list->data;
danw@159
   657
		 list = list_next(list);
danw@159
   658
	}
danw@159
   659
}
danw@159
   660
danw@159
   661
static int
danw@159
   662
compare_file_requires(const void *p1, const void *p2, void *data)
danw@159
   663
{
danw@159
   664
	uint32_t *f1 = (void *)p1, *f2 = (void *)p2;
danw@159
   665
	const char *pool = data;
danw@159
   666
danw@159
   667
	return strcmp(&pool[*f1], &pool[*f2]);
danw@159
   668
}
danw@159
   669
danw@159
   670
static void
danw@159
   671
find_file_provides(struct razor_importer *importer)
danw@159
   672
{
danw@159
   673
	struct razor_property *prop;
danw@159
   674
	struct razor_entry *top, *entry;
danw@159
   675
	struct razor_package *packages;
danw@163
   676
	struct array pkgprops;
danw@163
   677
	struct list *pkg;
danw@163
   678
	uint32_t *req, *req_start, *req_end;
danw@163
   679
	uint32_t *map, *newprop;
danw@159
   680
	char *pool;
danw@159
   681
danw@159
   682
	pool = importer->set->string_pool.data;
danw@159
   683
	packages = importer->set->packages.data;
danw@159
   684
	top = importer->set->files.data;
danw@159
   685
danw@159
   686
	req = req_start = importer->file_requires.data;
danw@159
   687
	req_end = importer->file_requires.data + importer->file_requires.size;
krh@186
   688
	map = razor_qsort_with_data(req, req_end - req, sizeof *req,
krh@186
   689
				    compare_file_requires, pool);
danw@159
   690
	free(map);
danw@159
   691
danw@159
   692
	for (req = req_start; req < req_end; req++) {
danw@159
   693
		if (req > req_start && req[0] == req[-1])
danw@159
   694
			continue;
danw@159
   695
		entry = find_entry(importer->set, top, &pool[*req]);
danw@163
   696
		if (!entry)
danw@163
   697
			continue;
danw@163
   698
danw@163
   699
		for (pkg = list_first(&entry->packages, &importer->set->package_pool); pkg; pkg = list_next(pkg)) {
danw@159
   700
			prop = array_add(&importer->set->properties, sizeof *prop);
danw@159
   701
			prop->name = *req;
danw@159
   702
			prop->type = RAZOR_PROPERTY_PROVIDES;
danw@159
   703
			prop->relation = RAZOR_VERSION_EQUAL;
danw@159
   704
			prop->version = hashtable_tokenize(&importer->table, "");
danw@163
   705
			list_set_ptr(&prop->packages, pkg->data);
danw@163
   706
danw@163
   707
			/* Update property list of pkg */
danw@163
   708
			array_init(&pkgprops);
danw@163
   709
			list_to_array(list_first(&packages[pkg->data].properties, &importer->set->property_pool), &pkgprops);
danw@163
   710
			newprop = array_add(&pkgprops, sizeof *newprop);
danw@163
   711
			*newprop = prop - (struct razor_property *)importer->set->properties.data;
danw@163
   712
			list_set_array(&packages[pkg->data].properties, &importer->set->property_pool, &pkgprops, 1);
danw@163
   713
			array_release(&pkgprops);
danw@159
   714
		}
danw@159
   715
	}
danw@159
   716
danw@159
   717
	array_release(&importer->file_requires);
danw@159
   718
}
danw@159
   719
krh@56
   720
static void
danw@108
   721
build_package_file_lists(struct razor_set *set, uint32_t *rmap)
krh@54
   722
{
krh@56
   723
	struct razor_package *p, *packages;
krh@56
   724
	struct array *pkgs;
krh@54
   725
	struct razor_entry *e, *end;
danw@117
   726
	struct list *r;
danw@117
   727
	uint32_t *q;
krh@56
   728
	int i, count;
krh@54
   729
krh@56
   730
	count = set->packages.size / sizeof *p;
krh@56
   731
	pkgs = zalloc(count * sizeof *pkgs);
krh@54
   732
krh@56
   733
	end = set->files.data + set->files.size;
krh@92
   734
	for (e = set->files.data; e < end; e++) {
danw@117
   735
		list_remap_head(&e->packages, rmap);
danw@116
   736
		r = list_first(&e->packages, &set->package_pool);
danw@116
   737
		while (r) {
danw@117
   738
			q = array_add(&pkgs[r->data], sizeof *q);
krh@56
   739
			*q = e - (struct razor_entry *) set->files.data;
danw@116
   740
			r = list_next(r);
krh@54
   741
		}
krh@54
   742
	}
krh@54
   743
krh@56
   744
	packages = set->packages.data;
krh@56
   745
	for (i = 0; i < count; i++) {
danw@124
   746
		list_set_array(&packages[i].files, &set->file_pool, &pkgs[i], 0);
krh@56
   747
		array_release(&pkgs[i]);
krh@48
   748
	}
krh@56
   749
	free(pkgs);
krh@52
   750
}
krh@52
   751
krh@27
   752
struct razor_set *
krh@30
   753
razor_importer_finish(struct razor_importer *importer)
krh@9
   754
{
krh@30
   755
	struct razor_set *set;
danw@108
   756
	uint32_t *map, *rmap;
krh@39
   757
	int i, count;
krh@18
   758
danw@159
   759
	build_file_tree(importer);
danw@159
   760
	find_file_provides(importer);
danw@159
   761
krh@66
   762
	map = uniqueify_properties(importer->set);
danw@116
   763
	list_remap_pool(&importer->set->property_pool, map);
krh@39
   764
	free(map);
krh@25
   765
krh@30
   766
	count = importer->set->packages.size / sizeof(struct razor_package);
krh@186
   767
	map = razor_qsort_with_data(importer->set->packages.data,
krh@186
   768
				    count,
krh@186
   769
				    sizeof(struct razor_package),
krh@186
   770
				    compare_packages,
krh@186
   771
				    importer->set);
krh@39
   772
krh@39
   773
	rmap = malloc(count * sizeof *rmap);
krh@39
   774
	for (i = 0; i < count; i++)
krh@39
   775
		rmap[map[i]] = i;
krh@25
   776
	free(map);
krh@13
   777
danw@116
   778
	list_remap_pool(&importer->set->package_pool, rmap);
krh@60
   779
	build_package_file_lists(importer->set, rmap);
krh@66
   780
	remap_property_package_links(&importer->set->properties, rmap);
krh@52
   781
	free(rmap);
krh@48
   782
krh@30
   783
	set = importer->set;
krh@78
   784
	hashtable_release(&importer->table);
krh@30
   785
	free(importer);
krh@30
   786
krh@30
   787
	return set;
krh@9
   788
}
krh@9
   789
krh@92
   790
struct razor_package_iterator {
krh@92
   791
	struct razor_set *set;
krh@92
   792
	struct razor_package *package, *end;
danw@117
   793
	struct list *index;
krh@92
   794
};
krh@92
   795
danw@137
   796
static struct razor_package_iterator *
krh@101
   797
razor_package_iterator_create_with_index(struct razor_set *set,
danw@117
   798
					 struct list *index)
krh@3
   799
{
krh@92
   800
	struct razor_package_iterator *pi;
krh@92
   801
krh@92
   802
	pi = zalloc(sizeof *pi);
krh@92
   803
	pi->set = set;
krh@101
   804
	pi->index = index;
krh@92
   805
krh@92
   806
	return pi;
krh@92
   807
}
krh@92
   808
krh@101
   809
struct razor_package_iterator *
krh@101
   810
razor_package_iterator_create(struct razor_set *set)
krh@101
   811
{
danw@116
   812
	struct razor_package_iterator *pi;
danw@116
   813
danw@116
   814
	pi = zalloc(sizeof *pi);
danw@116
   815
	pi->set = set;
danw@116
   816
	pi->end = set->packages.data + set->packages.size;
danw@116
   817
	pi->package = set->packages.data;
danw@116
   818
danw@116
   819
	return pi;
krh@101
   820
}
krh@101
   821
krh@101
   822
struct razor_package_iterator *
krh@101
   823
razor_package_iterator_create_for_property(struct razor_set *set,
krh@101
   824
					   struct razor_property *property)
krh@101
   825
{
danw@117
   826
	struct list *index;
krh@101
   827
danw@116
   828
	index = list_first(&property->packages, &set->package_pool);
krh@101
   829
	return razor_package_iterator_create_with_index(set, index);
krh@101
   830
}
krh@101
   831
krh@92
   832
int
krh@92
   833
razor_package_iterator_next(struct razor_package_iterator *pi,
krh@92
   834
			    struct razor_package **package,
krh@192
   835
			    const char **name,
krh@192
   836
			    const char **version,
krh@192
   837
			    const char **arch)
krh@92
   838
{
krh@6
   839
	char *pool;
krh@101
   840
	int valid;
krh@101
   841
	struct razor_package *p, *packages;
krh@3
   842
danw@116
   843
	if (pi->package) {
krh@101
   844
		p = pi->package++;
krh@101
   845
		valid = p < pi->end;
danw@116
   846
	} else if (pi->index) {
danw@116
   847
		packages = pi->set->packages.data;
danw@117
   848
		p = &packages[pi->index->data];
danw@116
   849
		pi->index = list_next(pi->index);
danw@116
   850
		valid = 1;
danw@116
   851
	} else
danw@116
   852
		valid = 0;
krh@92
   853
krh@101
   854
	if (valid) {
krh@101
   855
		pool = pi->set->string_pool.data;
krh@101
   856
		*package = p;
danw@120
   857
		*name = &pool[p->name];
krh@101
   858
		*version = &pool[p->version];
krh@192
   859
		*arch = &pool[p->arch];
krh@101
   860
	} else {
krh@101
   861
		*package = NULL;
krh@101
   862
	}
krh@101
   863
krh@101
   864
	return valid;
krh@92
   865
}
krh@92
   866
krh@92
   867
void
krh@92
   868
razor_package_iterator_destroy(struct razor_package_iterator *pi)
krh@92
   869
{
krh@92
   870
	free(pi);
krh@3
   871
}
krh@3
   872
krh@10
   873
struct razor_package *
krh@10
   874
razor_set_get_package(struct razor_set *set, const char *package)
krh@10
   875
{
krh@97
   876
	struct razor_package_iterator *pi;
krh@97
   877
	struct razor_package *p;
krh@192
   878
	const char *name, *version, *arch;
krh@97
   879
krh@97
   880
	pi = razor_package_iterator_create(set);
krh@192
   881
	while (razor_package_iterator_next(pi, &p, &name, &version, &arch)) {
krh@97
   882
		if (strcmp(package, name) == 0)
krh@97
   883
			break;
krh@97
   884
	}
krh@97
   885
	razor_package_iterator_destroy(pi);
krh@97
   886
krh@97
   887
	return p;
krh@10
   888
}
krh@10
   889
krh@92
   890
struct razor_property_iterator {
krh@92
   891
	struct razor_set *set;
krh@92
   892
	struct razor_property *property, *end;
danw@117
   893
	struct list *index;
krh@92
   894
};
krh@92
   895
krh@92
   896
struct razor_property_iterator *
krh@92
   897
razor_property_iterator_create(struct razor_set *set,
krh@92
   898
			       struct razor_package *package)
krh@92
   899
{
krh@92
   900
	struct razor_property_iterator *pi;
krh@92
   901
krh@92
   902
	pi = zalloc(sizeof *pi);
krh@92
   903
	pi->set = set;
krh@98
   904
danw@116
   905
	if (package) {
danw@117
   906
		pi->index = list_first(&package->properties,
danw@117
   907
				       &set->property_pool);
danw@116
   908
	} else {
danw@116
   909
		pi->property = set->properties.data;
danw@116
   910
		pi->end = set->properties.data + set->properties.size;
danw@116
   911
	}
krh@92
   912
krh@92
   913
	return pi;
krh@92
   914
}
krh@92
   915
krh@92
   916
int
krh@92
   917
razor_property_iterator_next(struct razor_property_iterator *pi,
krh@92
   918
			     struct razor_property **property,
danw@109
   919
			     const char **name,
danw@109
   920
			     enum razor_version_relation *relation,
danw@109
   921
			     const char **version,
krh@92
   922
			     enum razor_property_type *type)
krh@92
   923
{
krh@92
   924
	char *pool;
krh@92
   925
	int valid;
krh@92
   926
	struct razor_property *p, *properties;
krh@92
   927
danw@116
   928
	if (pi->property) {
krh@92
   929
		p = pi->property++;
krh@92
   930
		valid = p < pi->end;
danw@116
   931
	} else if (pi->index) {
danw@116
   932
		properties = pi->set->properties.data;
danw@117
   933
		p = &properties[pi->index->data];
danw@116
   934
		pi->index = list_next(pi->index);
danw@116
   935
		valid = 1;
danw@116
   936
	} else
danw@116
   937
		valid = 0;
krh@92
   938
krh@96
   939
	if (valid) {
krh@96
   940
		pool = pi->set->string_pool.data;
krh@96
   941
		*property = p;
danw@119
   942
		*name = &pool[p->name];
danw@109
   943
		*relation = p->relation;
krh@96
   944
		*version = &pool[p->version];
danw@119
   945
		*type = p->type;
krh@96
   946
	} else {
krh@96
   947
		*property = NULL;
krh@96
   948
	}
krh@92
   949
krh@92
   950
	return valid;
krh@92
   951
}
krh@92
   952
krh@66
   953
void
krh@92
   954
razor_property_iterator_destroy(struct razor_property_iterator *pi)
krh@8
   955
{
krh@92
   956
	free(pi);
krh@10
   957
}
krh@10
   958
krh@56
   959
static struct razor_entry *
krh@56
   960
find_entry(struct razor_set *set, struct razor_entry *dir, const char *pattern)
krh@56
   961
{
krh@56
   962
	struct razor_entry *e;
krh@56
   963
	const char *n, *pool = set->string_pool.data;
krh@56
   964
	int len;
krh@56
   965
krh@56
   966
	e = (struct razor_entry *) set->files.data + dir->start;
krh@56
   967
	do {
danw@120
   968
		n = pool + e->name;
krh@56
   969
		if (strcmp(pattern + 1, n) == 0)
krh@56
   970
			return e;
krh@57
   971
		len = strlen(n);
krh@56
   972
		if (e->start != 0 && strncmp(pattern + 1, n, len) == 0 &&
krh@56
   973
		    pattern[len + 1] == '/') {
krh@56
   974
			return find_entry(set, e, pattern + len + 1);
krh@56
   975
		}
danw@120
   976
	} while (!((e++)->flags & RAZOR_ENTRY_LAST));
krh@56
   977
krh@56
   978
	return NULL;
krh@56
   979
}
krh@56
   980
krh@56
   981
static void
krh@56
   982
list_dir(struct razor_set *set, struct razor_entry *dir,
danw@127
   983
	 char *prefix, const char *pattern)
krh@56
   984
{
krh@56
   985
	struct razor_entry *e;
krh@56
   986
	const char *n, *pool = set->string_pool.data;
krh@56
   987
krh@56
   988
	e = (struct razor_entry *) set->files.data + dir->start;
krh@56
   989
	do {
danw@120
   990
		n = pool + e->name;
krh@56
   991
		if (pattern && pattern[0] && fnmatch(pattern, n, 0) != 0)
krh@56
   992
			continue;
danw@127
   993
		printf("%s/%s\n", prefix, n);
danw@127
   994
		if (e->start) {
danw@127
   995
			char *sub = prefix + strlen (prefix);
danw@127
   996
			*sub = '/';
danw@127
   997
			strcpy (sub + 1, n);
danw@127
   998
			list_dir(set, e, prefix, pattern);
danw@127
   999
			*sub = '\0';
danw@127
  1000
		}
danw@120
  1001
	} while (!((e++)->flags & RAZOR_ENTRY_LAST));
krh@56
  1002
}
krh@56
  1003
krh@56
  1004
void
krh@56
  1005
razor_set_list_files(struct razor_set *set, const char *pattern)
krh@56
  1006
{
krh@56
  1007
	struct razor_entry *e;
krh@56
  1008
	char buffer[512], *p, *base;
krh@56
  1009
danw@127
  1010
	if (pattern == NULL || !strcmp (pattern, "/")) {
danw@127
  1011
		buffer[0] = '\0';
danw@127
  1012
		list_dir(set, set->files.data, buffer, NULL);
danw@127
  1013
		return;
danw@127
  1014
	}
krh@56
  1015
krh@56
  1016
	strcpy(buffer, pattern);
krh@56
  1017
	e = find_entry(set, set->files.data, buffer);
krh@56
  1018
	if (e && e->start > 0) {
krh@56
  1019
		base = NULL;
krh@56
  1020
	} else {
krh@56
  1021
		p = strrchr(buffer, '/');
krh@56
  1022
		if (p) {
krh@56
  1023
			*p = '\0';
krh@56
  1024
			base = p + 1;
krh@56
  1025
		} else {
krh@56
  1026
			base = NULL;
krh@56
  1027
		}
krh@56
  1028
	}
krh@56
  1029
	e = find_entry(set, set->files.data, buffer);
krh@56
  1030
	if (e->start != 0)
krh@56
  1031
		list_dir(set, e, buffer, base);
krh@56
  1032
}
krh@56
  1033
krh@102
  1034
struct razor_package_iterator *
krh@102
  1035
razor_package_iterator_create_for_file(struct razor_set *set,
krh@102
  1036
				       const char *filename)
krh@56
  1037
{
krh@102
  1038
	struct razor_entry *entry;
danw@117
  1039
	struct list *index;
krh@56
  1040
krh@102
  1041
	entry = find_entry(set, set->files.data, filename);
krh@102
  1042
	if (entry == NULL)
krh@102
  1043
		return NULL;
krh@56
  1044
	
danw@116
  1045
	index = list_first(&entry->packages, &set->package_pool);
krh@102
  1046
	return razor_package_iterator_create_with_index(set, index);
krh@56
  1047
}
krh@56
  1048
danw@117
  1049
static struct list *
danw@117
  1050
list_package_files(struct razor_set *set, struct list *r,
danw@108
  1051
		   struct razor_entry *dir, uint32_t end,
krh@56
  1052
		   char *prefix)
krh@56
  1053
{
krh@56
  1054
	struct razor_entry *e, *f, *entries;
danw@108
  1055
	uint32_t next, file;
krh@56
  1056
	char *pool;
krh@56
  1057
	int len;
krh@56
  1058
	
krh@56
  1059
	entries = (struct razor_entry *) set->files.data;
krh@56
  1060
	pool = set->string_pool.data;
krh@56
  1061
krh@56
  1062
	e = entries + dir->start;
krh@56
  1063
	do {
danw@117
  1064
		if (entries + r->data == e) {
danw@120
  1065
			printf("%s/%s\n", prefix, pool + e->name);
danw@116
  1066
			r = list_next(r);
danw@116
  1067
			if (!r)
krh@83
  1068
				return NULL;
danw@117
  1069
			if (r->data >= end)
krh@83
  1070
				return r;
krh@56
  1071
		}
danw@120
  1072
	} while (!((e++)->flags & RAZOR_ENTRY_LAST));
krh@56
  1073
krh@56
  1074
	e = entries + dir->start;
krh@56
  1075
	do {
krh@56
  1076
		if (e->start == 0)
krh@56
  1077
			continue;
krh@56
  1078
danw@120
  1079
		if (e->flags & RAZOR_ENTRY_LAST)
krh@56
  1080
			next = end;
krh@56
  1081
		else {
krh@56
  1082
			f = e + 1; 
danw@120
  1083
			while (f->start == 0 && !(f->flags & RAZOR_ENTRY_LAST))
krh@56
  1084
				f++;
krh@56
  1085
			if (f->start == 0)
krh@56
  1086
				next = end;
krh@56
  1087
			else
krh@56
  1088
				next = f->start;
krh@56
  1089
		}
krh@56
  1090
danw@117
  1091
		file = r->data;
krh@83
  1092
		if (e->start <= file && file < next) {
krh@56
  1093
			len = strlen(prefix);
krh@56
  1094
			prefix[len] = '/';
danw@120
  1095
			strcpy(prefix + len + 1, pool + e->name);
krh@56
  1096
			r = list_package_files(set, r, e, next, prefix);
krh@56
  1097
			prefix[len] = '\0';
krh@56
  1098
		}
danw@120
  1099
	} while (!((e++)->flags & RAZOR_ENTRY_LAST) && r != NULL);
krh@56
  1100
krh@56
  1101
	return r;
krh@56
  1102
}
krh@56
  1103
krh@56
  1104
void
krh@56
  1105
razor_set_list_package_files(struct razor_set *set, const char *name)
krh@56
  1106
{
krh@56
  1107
	struct razor_package *package;
danw@117
  1108
	struct list *r;
danw@117
  1109
	uint32_t end;
krh@56
  1110
	char buffer[512];
krh@56
  1111
krh@56
  1112
	package = razor_set_get_package(set, name);
krh@56
  1113
danw@116
  1114
	r = list_first(&package->files, &set->file_pool);
krh@56
  1115
	end = set->files.size / sizeof (struct razor_entry);
krh@56
  1116
	buffer[0] = '\0';
krh@56
  1117
	list_package_files(set, r, set->files.data, end, buffer);
krh@56
  1118
}
krh@56
  1119
krh@43
  1120
static void
krh@21
  1121
razor_set_validate(struct razor_set *set, struct array *unsatisfied)
krh@21
  1122
{
krh@66
  1123
	struct razor_property *r, *p, *end;
danw@108
  1124
	uint32_t *u;
krh@21
  1125
	char *pool;
krh@21
  1126
krh@66
  1127
	end = set->properties.data + set->properties.size;
krh@21
  1128
	pool = set->string_pool.data;
krh@21
  1129
	
krh@66
  1130
	for (r = set->properties.data, p = r; r < end; r++) {
danw@119
  1131
		if (r->type != RAZOR_PROPERTY_REQUIRES)
krh@66
  1132
			continue;
krh@66
  1133
danw@129
  1134
		p = r;
danw@129
  1135
		while (p < end && p->name == r->name &&
danw@129
  1136
		       p->type == r->type)
danw@129
  1137
			p++;
krh@37
  1138
krh@35
  1139
		/* If there is more than one version of a provides,
krh@35
  1140
		 * seek to the end for the highest version. */
krh@66
  1141
		/* FIXME: This doesn't work if we have a series of
krh@66
  1142
		 * requires a = 1, provides a = 1, requires a = 2,
krh@66
  1143
		 * provides a = 2, as the kernel and kernel-devel
krh@66
  1144
		 * does.*/
danw@119
  1145
		while (p + 1 < end && p->name == (p + 1)->name &&
danw@119
  1146
		       p->type == (p + 1)->type)
krh@35
  1147
			p++;
krh@37
  1148
krh@37
  1149
		/* FIXME: We need to track property flags (<, <=, =
krh@37
  1150
		 * etc) to properly determine if a requires is
krh@37
  1151
		 * satisfied.  The current code doesn't track that the
krh@37
  1152
		 * requires a = 1 isn't satisfied by a = 2 provides. */
krh@37
  1153
krh@66
  1154
		if (p == end ||
danw@119
  1155
		    p->type != RAZOR_PROPERTY_PROVIDES ||
danw@119
  1156
		    r->name != p->name ||
krh@35
  1157
		    versioncmp(&pool[r->version], &pool[p->version]) > 0) {
krh@35
  1158
			/* FIXME: We ignore file requires for now. */
danw@119
  1159
			if (pool[r->name] == '/')
krh@35
  1160
				continue;
krh@21
  1161
			u = array_add(unsatisfied, sizeof *u);
krh@66
  1162
			*u = r - (struct razor_property *) set->properties.data;
krh@21
  1163
		}
krh@21
  1164
	}
krh@21
  1165
}
krh@21
  1166
krh@21
  1167
void
krh@21
  1168
razor_set_list_unsatisfied(struct razor_set *set)
krh@21
  1169
{
krh@21
  1170
	struct array unsatisfied;
krh@66
  1171
	struct razor_property *properties, *r;
danw@108
  1172
	uint32_t *u, *end;
krh@21
  1173
	char *pool;
krh@21
  1174
krh@21
  1175
	array_init(&unsatisfied);
krh@21
  1176
	razor_set_validate(set, &unsatisfied);
krh@21
  1177
krh@21
  1178
	end = unsatisfied.data + unsatisfied.size;
krh@66
  1179
	properties = set->properties.data;
krh@21
  1180
	pool = set->string_pool.data;
krh@21
  1181
krh@21
  1182
	for (u = unsatisfied.data; u < end; u++) {
krh@66
  1183
		r = properties + *u;
krh@66
  1184
		if (pool[r->version] == '\0')
krh@66
  1185
			printf("%ss not satisfied\n",
danw@119
  1186
			       &pool[r->name]);
krh@66
  1187
		else
krh@66
  1188
			printf("%s-%s not satisfied\n",
danw@119
  1189
			       &pool[r->name],
krh@66
  1190
			       &pool[r->version]);
krh@21
  1191
	}
krh@21
  1192
krh@21
  1193
	array_release(&unsatisfied);
krh@21
  1194
}
krh@21
  1195
danw@120
  1196
#define UPSTREAM_SOURCE 0x80
krh@41
  1197
krh@41
  1198
struct source {
krh@41
  1199
	struct razor_set *set;
danw@108
  1200
	uint32_t *property_map;
danw@127
  1201
	uint32_t *file_map;
krh@41
  1202
};
krh@41
  1203
krh@79
  1204
struct razor_merger {
krh@79
  1205
	struct razor_set *set;
krh@79
  1206
	struct hashtable table;
krh@79
  1207
	struct source source1;
krh@79
  1208
	struct source source2;
krh@79
  1209
};
krh@79
  1210
krh@79
  1211
static struct razor_merger *
krh@79
  1212
razor_merger_create(struct razor_set *set1, struct razor_set *set2)
krh@41
  1213
{
krh@79
  1214
	struct razor_merger *merger;
krh@41
  1215
	int count;
krh@41
  1216
	size_t size;
krh@41
  1217
krh@79
  1218
	merger = zalloc(sizeof *merger);
krh@79
  1219
	merger->set = razor_set_create();
krh@79
  1220
	hashtable_init(&merger->table, &merger->set->string_pool);
krh@41
  1221
danw@127
  1222
	merger->source1.set = set1;
krh@79
  1223
	count = set1->properties.size / sizeof (struct razor_property);
krh@79
  1224
	size = count * sizeof merger->source1.property_map[0];
krh@79
  1225
	merger->source1.property_map = zalloc(size);
danw@127
  1226
	count = set1->files.size / sizeof (struct razor_entry);
danw@127
  1227
	size = count * sizeof merger->source1.file_map[0];
danw@127
  1228
	merger->source1.file_map = zalloc(size);
krh@79
  1229
danw@127
  1230
	merger->source2.set = set2;
krh@79
  1231
	count = set2->properties.size / sizeof (struct razor_property);
krh@79
  1232
	size = count * sizeof merger->source2.property_map[0];
krh@79
  1233
	merger->source2.property_map = zalloc(size);
danw@127
  1234
	count = set2->files.size / sizeof (struct razor_entry);
danw@127
  1235
	size = count * sizeof merger->source2.file_map[0];
danw@127
  1236
	merger->source2.file_map = zalloc(size);
krh@79
  1237
krh@79
  1238
	return merger;
krh@41
  1239
}
krh@41
  1240
krh@33
  1241
static void
krh@79
  1242
add_package(struct razor_merger *merger,
krh@41
  1243
	    struct razor_package *package, struct source *source,
danw@108
  1244
	    uint32_t flags)
krh@33
  1245
{
krh@33
  1246
	char *pool;
danw@117
  1247
	struct list *r;
krh@41
  1248
	struct razor_package *p;
krh@33
  1249
krh@41
  1250
	pool = source->set->string_pool.data;
krh@79
  1251
	p = array_add(&merger->set->packages, sizeof *p);
krh@79
  1252
	p->name = hashtable_tokenize(&merger->table, &pool[package->name]);
danw@120
  1253
	p->flags = flags;
krh@79
  1254
	p->version = hashtable_tokenize(&merger->table,
krh@79
  1255
					&pool[package->version]);
krh@192
  1256
	p->arch = hashtable_tokenize(&merger->table,
krh@192
  1257
				     &pool[package->arch]);
danw@127
  1258
krh@66
  1259
	p->properties = package->properties;
danw@116
  1260
	r = list_first(&package->properties, &source->set->property_pool);
danw@116
  1261
	while (r) {
danw@117
  1262
		source->property_map[r->data] = 1;
danw@116
  1263
		r = list_next(r);
krh@64
  1264
	}
danw@127
  1265
danw@127
  1266
	p->files = package->files;
danw@127
  1267
	r = list_first(&package->files, &source->set->file_pool);
danw@127
  1268
	while (r) {
danw@127
  1269
		source->file_map[r->data] = 1;
danw@127
  1270
		r = list_next(r);
danw@127
  1271
	}
krh@41
  1272
}
krh@41
  1273
danw@108
  1274
static uint32_t
krh@79
  1275
add_property(struct razor_merger *merger,
danw@109
  1276
	     const char *name, enum razor_version_relation relation,
danw@109
  1277
	     const char *version, int type)
krh@41
  1278
{
krh@41
  1279
	struct razor_property *p;
krh@41
  1280
krh@79
  1281
	p = array_add(&merger->set->properties, sizeof *p);
danw@119
  1282
	p->name = hashtable_tokenize(&merger->table, name);
danw@119
  1283
	p->flags = 0;
danw@119
  1284
	p->type = type;
danw@109
  1285
	p->relation = relation;
krh@79
  1286
	p->version = hashtable_tokenize(&merger->table, version);
krh@41
  1287
krh@79
  1288
	return p - (struct razor_property *) merger->set->properties.data;
krh@41
  1289
}
krh@41
  1290
krh@41
  1291
static void
krh@79
  1292
merge_properties(struct razor_merger *merger)
krh@41
  1293
{
krh@41
  1294
	struct razor_property *p1, *p2;
krh@79
  1295
	struct razor_set *set1, *set2;
danw@108
  1296
	uint32_t *map1, *map2;
krh@41
  1297
	int i, j, cmp, count1, count2;
krh@41
  1298
	char *pool1, *pool2;
krh@41
  1299
krh@79
  1300
	set1 = merger->source1.set;
krh@79
  1301
	set2 = merger->source2.set;
krh@79
  1302
	map1 = merger->source1.property_map;
krh@79
  1303
	map2 = merger->source2.property_map;
krh@79
  1304
krh@41
  1305
	i = 0;
krh@41
  1306
	j = 0;
krh@41
  1307
	pool1 = set1->string_pool.data;
krh@41
  1308
	pool2 = set2->string_pool.data;
krh@41
  1309
krh@66
  1310
	count1 = set1->properties.size / sizeof *p1;
krh@66
  1311
	count2 = set2->properties.size / sizeof *p2;
krh@41
  1312
	while (i < count1 || j < count2) {
krh@41
  1313
		if (i < count1 && map1[i] == 0) {
krh@41
  1314
			i++;
krh@41
  1315
			continue;
krh@41
  1316
		}
krh@41
  1317
		if (j < count2 && map2[j] == 0) {
krh@41
  1318
			j++;
krh@41
  1319
			continue;
krh@41
  1320
		}
krh@66
  1321
		p1 = (struct razor_property *) set1->properties.data + i;
krh@66
  1322
		p2 = (struct razor_property *) set2->properties.data + j;
krh@41
  1323
		if (i < count1 && j < count2)
danw@119
  1324
			cmp = strcmp(&pool1[p1->name], &pool2[p2->name]);
krh@41
  1325
		else if (i < count1)
krh@41
  1326
			cmp = -1;
krh@41
  1327
		else
krh@41
  1328
			cmp = 1;
krh@41
  1329
		if (cmp == 0)
danw@121
  1330
			cmp = p1->type - p2->type;
danw@121
  1331
		if (cmp == 0)
danw@109
  1332
			cmp = p1->relation - p2->relation;
danw@109
  1333
		if (cmp == 0)
krh@41
  1334
			cmp = versioncmp(&pool1[p1->version],
krh@41
  1335
					 &pool2[p2->version]);
krh@41
  1336
		if (cmp < 0) {
krh@79
  1337
			map1[i++] = add_property(merger,
danw@119
  1338
						 &pool1[p1->name],
danw@109
  1339
						 p1->relation,
krh@69
  1340
						 &pool1[p1->version],
danw@119
  1341
						 p1->type);
krh@41
  1342
		} else if (cmp > 0) {
krh@79
  1343
			map2[j++] = add_property(merger,
danw@119
  1344
						 &pool2[p2->name],
danw@109
  1345
						 p2->relation,
krh@69
  1346
						 &pool2[p2->version],
danw@119
  1347
						 p2->type);
krh@41
  1348
		} else  {
krh@79
  1349
			map1[i++] = map2[j++] = add_property(merger,
danw@119
  1350
							     &pool1[p1->name],
danw@109
  1351
							     p1->relation,
krh@69
  1352
							     &pool1[p1->version],
danw@119
  1353
							     p1->type);
krh@41
  1354
		}
krh@41
  1355
	}
krh@41
  1356
}
krh@41
  1357
danw@116
  1358
static void
danw@117
  1359
emit_properties(struct list_head *properties, struct array *source_pool,
danw@108
  1360
		uint32_t *map, struct array *pool)
krh@41
  1361
{
danw@117
  1362
	uint32_t r;
danw@117
  1363
	struct list *p, *q;
krh@41
  1364
krh@41
  1365
	r = pool->size / sizeof *q;
danw@116
  1366
	p = list_first(properties, source_pool);
danw@116
  1367
	while (p) {
krh@41
  1368
		q = array_add(pool, sizeof *q);
danw@117
  1369
		q->data = map[p->data];
danw@117
  1370
		q->flags = p->flags;
danw@116
  1371
		p = list_next(p);
krh@33
  1372
	}
krh@33
  1373
danw@117
  1374
	list_set_ptr(properties, r);
krh@41
  1375
}
danw@127
  1376
danw@127
  1377
static uint32_t
danw@127
  1378
add_file(struct razor_merger *merger, const char *name)
danw@127
  1379
{
danw@127
  1380
	struct razor_entry *e;
danw@127
  1381
danw@127
  1382
	e = array_add(&merger->set->files, sizeof *e);
danw@127
  1383
	e->name = hashtable_tokenize(&merger->table, name);
danw@127
  1384
	e->flags = 0;
danw@127
  1385
	e->start = 0;
danw@127
  1386
danw@127
  1387
	return e - (struct razor_entry *)merger->set->files.data;
danw@127
  1388
}
danw@127
  1389
danw@129
  1390
/* FIXME. Blah */
danw@127
  1391
static int
danw@127
  1392
fix_file_map(uint32_t *map,
danw@127
  1393
	     struct razor_entry *files,
danw@127
  1394
	     struct razor_entry *top)
danw@127
  1395
{
danw@127
  1396
	uint32_t e;
danw@127
  1397
	int found_file = 0;
danw@127
  1398
danw@127
  1399
	e = top->start;
danw@127
  1400
	do {
danw@127
  1401
		if (files[e].start)
danw@127
  1402
			fix_file_map(map, files, &files[e]);
danw@127
  1403
		if (map[e])
danw@127
  1404
			found_file = 1;
danw@127
  1405
	} while (!(files[e++].flags & RAZOR_ENTRY_LAST));
danw@127
  1406
danw@127
  1407
	if (found_file)
danw@127
  1408
		map[top - files] = 1;
danw@127
  1409
	return found_file;
danw@127
  1410
}
danw@127
  1411
danw@127
  1412
struct merge_directory {
danw@127
  1413
	uint32_t merged, dir1, dir2;
danw@127
  1414
};
danw@127
  1415
danw@127
  1416
static void
danw@127
  1417
merge_one_directory(struct razor_merger *merger, struct merge_directory *md)
danw@127
  1418
{
danw@127
  1419
	struct razor_entry *root1, *root2, *mroot, *e1, *e2;
danw@127
  1420
	struct razor_set *set1, *set2;
danw@127
  1421
	struct array merge_stack;
danw@127
  1422
	struct merge_directory *child_md, *end_md;
danw@127
  1423
	uint32_t *map1, *map2, start, last;
danw@127
  1424
	int cmp;
danw@127
  1425
	char *pool1, *pool2;
danw@127
  1426
danw@127
  1427
	set1 = merger->source1.set;
danw@127
  1428
	set2 = merger->source2.set;
danw@127
  1429
	map1 = merger->source1.file_map;
danw@127
  1430
	map2 = merger->source2.file_map;
danw@127
  1431
	pool1 = set1->string_pool.data;
danw@127
  1432
	pool2 = set2->string_pool.data;
danw@127
  1433
	root1 = (struct razor_entry *) set1->files.data;
danw@127
  1434
	root2 = (struct razor_entry *) set2->files.data;
danw@127
  1435
danw@127
  1436
	array_init(&merge_stack);
danw@127
  1437
danw@127
  1438
	start = merger->set->files.size / sizeof (struct razor_entry);
danw@127
  1439
	last = 0;
danw@127
  1440
	e1 = md->dir1 ? root1 + md->dir1 : NULL;
danw@127
  1441
	e2 = md->dir2 ? root2 + md->dir2 : NULL;
danw@127
  1442
	while (e1 || e2) {
danw@127
  1443
		if (!e2 && !map1[e1 - root1]) {
danw@127
  1444
			if ((e1++)->flags & RAZOR_ENTRY_LAST)
danw@127
  1445
				e1 = NULL;
danw@127
  1446
			continue;
danw@127
  1447
		}
danw@127
  1448
		if (!e1 && !map2[e2 - root2]) {
danw@127
  1449
			if ((e2++)->flags & RAZOR_ENTRY_LAST)
danw@127
  1450
				e2 = NULL;
danw@127
  1451
			continue;
danw@127
  1452
		}
danw@127
  1453
		if (e1 && !map1[e1 - root1] &&
danw@127
  1454
		    e2 && !map1[e2 - root2]) {
danw@127
  1455
			if ((e1++)->flags & RAZOR_ENTRY_LAST)
danw@127
  1456
				e1 = NULL;
danw@127
  1457
			if ((e2++)->flags & RAZOR_ENTRY_LAST)
danw@127
  1458
				e2 = NULL;
danw@127
  1459
			continue;
danw@127
  1460
		}
danw@127
  1461
danw@127
  1462
		if (!e1)
danw@127
  1463
			cmp = 1;
danw@127
  1464
		else if (!e2)
danw@127
  1465
			cmp = -1;
danw@127
  1466
		else {
danw@127
  1467
			cmp = strcmp (&pool1[e1->name],
danw@127
  1468
				      &pool2[e2->name]);
danw@127
  1469
		}
danw@127
  1470
danw@127
  1471
		if (cmp < 0) {
danw@127
  1472
			if (map1[e1 - root1]) {
danw@127
  1473
				map1[e1 - root1] = last =
danw@127
  1474
					add_file(merger, &pool1[e1->name]);
danw@127
  1475
				if (e1->start) {
danw@127
  1476
					child_md = array_add(&merge_stack, sizeof (struct merge_directory));
danw@127
  1477
					child_md->merged = last;
danw@127
  1478
					child_md->dir1 = e1->start;
danw@127
  1479
					child_md->dir2 = 0;
danw@127
  1480
				}
danw@127
  1481
			}
danw@127
  1482
			if ((e1++)->flags & RAZOR_ENTRY_LAST)
danw@127
  1483
				e1 = NULL;
danw@127
  1484
		} else if (cmp > 0) {
danw@127
  1485
			if (map2[e2 - root2]) {
danw@127
  1486
				map2[e2 - root2] = last =
danw@127
  1487
					add_file(merger, &pool2[e2->name]);
danw@127
  1488
				if (e2->start) {
danw@127
  1489
					child_md = array_add(&merge_stack, sizeof (struct merge_directory));
danw@127
  1490
					child_md->merged = last;
danw@127
  1491
					child_md->dir1 = 0;
danw@127
  1492
					child_md->dir2 = e2->start;
danw@127
  1493
				}
danw@127
  1494
			}
danw@127
  1495
			if ((e2++)->flags & RAZOR_ENTRY_LAST)
danw@127
  1496
				e2 = NULL;
danw@127
  1497
		} else {
danw@127
  1498
			map1[e1 - root1] = map2[e2- root2] = last =
danw@127
  1499
				add_file(merger, &pool1[e1->name]);
danw@127
  1500
			if (e1->start || e2->start) {
danw@127
  1501
				child_md = array_add(&merge_stack, sizeof (struct merge_directory));
danw@127
  1502
				child_md->merged = last;
danw@127
  1503
				child_md->dir1 = e1->start;
danw@127
  1504
				child_md->dir2 = e2->start;
danw@127
  1505
			}
danw@127
  1506
			if ((e1++)->flags & RAZOR_ENTRY_LAST)
danw@127
  1507
				e1 = NULL;
danw@127
  1508
			if ((e2++)->flags & RAZOR_ENTRY_LAST)
danw@127
  1509
				e2 = NULL;
danw@127
  1510
		}
danw@127
  1511
	}
danw@127
  1512
danw@127
  1513
	mroot = (struct razor_entry *)merger->set->files.data;
danw@127
  1514
	if (last) {
danw@127
  1515
		mroot[last].flags = RAZOR_ENTRY_LAST;
danw@127
  1516
		mroot[md->merged].start = start;
danw@127
  1517
	} else
danw@127
  1518
		mroot[md->merged].start = 0;
danw@127
  1519
danw@127
  1520
	end_md = merge_stack.data + merge_stack.size;
danw@127
  1521
	for (child_md = merge_stack.data; child_md < end_md; child_md++)
danw@127
  1522
		merge_one_directory(merger, child_md);
danw@127
  1523
	array_release(&merge_stack);
danw@127
  1524
}
danw@127
  1525
danw@127
  1526
static void
danw@127
  1527
merge_files(struct razor_merger *merger)
danw@127
  1528
{
danw@129
  1529
	struct razor_entry *root;
danw@127
  1530
	struct merge_directory md;
danw@127
  1531
	uint32_t *map1, *map2;
danw@127
  1532
danw@127
  1533
	map1 = merger->source1.file_map;
danw@127
  1534
	map2 = merger->source2.file_map;
danw@127
  1535
danw@164
  1536
	md.merged = 0;
danw@129
  1537
danw@129
  1538
	if (merger->source1.set->files.size) {
danw@129
  1539
		root = (struct razor_entry *) merger->source1.set->files.data;
danw@129
  1540
		if (root->start)
danw@129
  1541
			fix_file_map(map1, root, root);
danw@129
  1542
		md.dir1 = root->start;
danw@129
  1543
	} else
danw@129
  1544
		md.dir1 = 0;
danw@129
  1545
danw@129
  1546
	if (merger->source2.set->files.size) {
danw@129
  1547
		root = (struct razor_entry *) merger->source2.set->files.data;
danw@129
  1548
		if (root->start)
danw@129
  1549
			fix_file_map(map2, root, root);
danw@129
  1550
		md.dir2 = root->start;
danw@129
  1551
	} else
danw@129
  1552
		md.dir2 = 0;
danw@129
  1553
danw@127
  1554
	merge_one_directory(merger, &md);
danw@127
  1555
}
danw@127
  1556
danw@127
  1557
static void
danw@127
  1558
emit_files(struct list_head *files, struct array *source_pool,
danw@127
  1559
	   uint32_t *map, struct array *pool)
danw@127
  1560
{
danw@127
  1561
	uint32_t r;
danw@127
  1562
	struct list *p, *q;
danw@127
  1563
danw@127
  1564
	r = pool->size / sizeof *q;
danw@127
  1565
	p = list_first(files, source_pool);
danw@127
  1566
	while (p) {
danw@127
  1567
		q = array_add(pool, sizeof *q);
danw@127
  1568
		q->data = map[p->data];
danw@127
  1569
		q->flags = p->flags;
danw@127
  1570
		p = list_next(p);
danw@127
  1571
	}
danw@127
  1572
danw@127
  1573
	list_set_ptr(files, r);
danw@127
  1574
}
danw@127
  1575
krh@41
  1576
/* Rebuild property->packages maps.  We can't just remap these, as a
krh@41
  1577
 * property may have lost or gained a number of packages.  Allocate an
krh@41
  1578
 * array per property and loop through the packages and add them to
krh@41
  1579
 * the arrays for their properties. */
krh@41
  1580
static void
danw@127
  1581
rebuild_property_package_lists(struct razor_set *set)
krh@41
  1582
{
krh@66
  1583
	struct array *pkgs, *a;
krh@41
  1584
	struct razor_package *pkg, *pkg_end;
krh@41
  1585
	struct razor_property *prop, *prop_end;
danw@117
  1586
	struct list *r;
danw@117
  1587
	uint32_t *q;
krh@66
  1588
	int count;
krh@41
  1589
krh@66
  1590
	count = set->properties.size / sizeof (struct razor_property);
krh@66
  1591
	pkgs = zalloc(count * sizeof *pkgs);
krh@41
  1592
	pkg_end = set->packages.data + set->packages.size;
krh@41
  1593
krh@41
  1594
	for (pkg = set->packages.data; pkg < pkg_end; pkg++) {
danw@128
  1595
		r = list_first(&pkg->properties, &set->property_pool);
danw@116
  1596
		while (r) {
danw@117
  1597
			q = array_add(&pkgs[r->data], sizeof *q);
krh@41
  1598
			*q = pkg - (struct razor_package *) set->packages.data;
danw@116
  1599
			r = list_next(r);
krh@41
  1600
		}
krh@33
  1601
	}
krh@33
  1602
krh@66
  1603
	prop_end = set->properties.data + set->properties.size;
krh@66
  1604
	a = pkgs;
krh@66
  1605
	for (prop = set->properties.data; prop < prop_end; prop++, a++) {
danw@128
  1606
		list_set_array(&prop->packages, &set->package_pool, a, 0);
krh@41
  1607
		array_release(a);
krh@41
  1608
	}
krh@66
  1609
	free(pkgs);
krh@33
  1610
}
krh@33
  1611
danw@127
  1612
static void
danw@127
  1613
rebuild_file_package_lists(struct razor_set *set)
danw@127
  1614
{
danw@127
  1615
	struct array *pkgs, *a;
danw@127
  1616
	struct razor_package *pkg, *pkg_end;
danw@127
  1617
	struct razor_entry *entry, *entry_end;
danw@127
  1618
	struct list *r;
danw@127
  1619
	uint32_t *q;
danw@127
  1620
	int count;
danw@127
  1621
danw@127
  1622
	count = set->files.size / sizeof (struct razor_entry);
danw@127
  1623
	pkgs = zalloc(count * sizeof *pkgs);
danw@127
  1624
	pkg_end = set->packages.data + set->packages.size;
danw@127
  1625
danw@127
  1626
	for (pkg = set->packages.data; pkg < pkg_end; pkg++) {
danw@128
  1627
		r = list_first(&pkg->files, &set->file_pool);
danw@127
  1628
		while (r) {
danw@127
  1629
			q = array_add(&pkgs[r->data], sizeof *q);
danw@127
  1630
			*q = pkg - (struct razor_package *) set->packages.data;
danw@127
  1631
			r = list_next(r);
danw@127
  1632
		}
danw@127
  1633
	}
danw@127
  1634
danw@127
  1635
	entry_end = set->files.data + set->files.size;
danw@127
  1636
	a = pkgs;
danw@127
  1637
	for (entry = set->files.data; entry < entry_end; entry++, a++) {
danw@128
  1638
		list_set_array(&entry->packages, &set->package_pool, a, 0);
danw@127
  1639
		array_release(a);
danw@127
  1640
	}
danw@127
  1641
	free(pkgs);
danw@127
  1642
}
danw@127
  1643
danw@137
  1644
static struct razor_set *
krh@79
  1645
razor_merger_finish(struct razor_merger *merger)
krh@79
  1646
{
krh@79
  1647
	struct razor_set *result;
krh@41
  1648
	struct razor_package *p, *pend;
krh@33
  1649
krh@41
  1650
	/* As we built the package list, we filled out a bitvector of
krh@41
  1651
	 * the properties that are referenced by the packages in the
krh@41
  1652
	 * new set.  Now we do a parallel loop through the properties
krh@41
  1653
	 * and emit those marked in the bit vector to the new set.  In
krh@41
  1654
	 * the process, we update the bit vector to actually map from
krh@41
  1655
	 * indices in the old property list to indices in the new
krh@41
  1656
	 * property list for both sets. */
krh@41
  1657
krh@79
  1658
	merge_properties(merger);
danw@127
  1659
	merge_files(merger);
krh@41
  1660
krh@41
  1661
	/* Now we loop through the packages again and emit the
krh@41
  1662
	 * property lists, remapped to point to the new properties. */
krh@41
  1663
krh@79
  1664
	pend = merger->set->packages.data + merger->set->packages.size;
krh@79
  1665
	for (p = merger->set->packages.data; p < pend; p++) {
krh@41
  1666
		struct source *src;
krh@41
  1667
danw@120
  1668
		if (p->flags & UPSTREAM_SOURCE)
krh@79
  1669
			src = &merger->source2;
krh@41
  1670
		else
krh@79
  1671
			src = &merger->source1;
krh@41
  1672
danw@116
  1673
		emit_properties(&p->properties,
danw@116
  1674
				&src->set->property_pool,
danw@116
  1675
				src->property_map,
danw@116
  1676
				&merger->set->property_pool);
danw@127
  1677
		emit_files(&p->files,
danw@127
  1678
			   &src->set->file_pool,
danw@127
  1679
			   src->file_map,
danw@127
  1680
			   &merger->set->file_pool);
danw@120
  1681
		p->flags &= ~UPSTREAM_SOURCE;
krh@33
  1682
	}
krh@33
  1683
danw@127
  1684
	rebuild_property_package_lists(merger->set);
danw@127
  1685
	rebuild_file_package_lists(merger->set);
krh@41
  1686
danw@129
  1687
	result = merger->set;
danw@129
  1688
	hashtable_release(&merger->table);
danw@129
  1689
	free(merger);
danw@129
  1690
danw@129
  1691
	return result;
danw@129
  1692
}
danw@129
  1693
danw@146
  1694
/* The diff order matters.  We should sort the packages so that a
danw@146
  1695
 * REMOVE of a package comes before the INSTALL, and so that all
danw@146
  1696
 * requires for a package have been installed before the package.
danw@146
  1697
 **/
danw@146
  1698
danw@146
  1699
void
danw@146
  1700
razor_set_diff(struct razor_set *set, struct razor_set *upstream,
danw@146
  1701
	       razor_package_callback_t callback, void *data)
danw@146
  1702
{
danw@146
  1703
	struct razor_package_iterator *pi1, *pi2;
danw@146
  1704
	struct razor_package *p1, *p2;
krh@192
  1705
	const char *name1, *name2, *version1, *version2, *arch1, *arch2;
danw@146
  1706
	int res;
danw@146
  1707
danw@146
  1708
	pi1 = razor_package_iterator_create(set);
danw@146
  1709
	pi2 = razor_package_iterator_create(upstream);
danw@146
  1710
krh@192
  1711
	razor_package_iterator_next(pi1, &p1, &name1, &version1, &arch1);
krh@192
  1712
	razor_package_iterator_next(pi2, &p2, &name2, &version2, &arch2);
danw@146
  1713
danw@146
  1714
	while (p1 || p2) {
danw@146
  1715
		if (p1 && p2) {
danw@146
  1716
			res = strcmp(name1, name2);
danw@146
  1717
			if (res == 0)
danw@146
  1718
				res = versioncmp(version1, version2);
danw@146
  1719
		} else {
danw@146
  1720
			res = 0;
danw@146
  1721
		}
danw@146
  1722
danw@146
  1723
		if (p2 == NULL || res < 0)
krh@192
  1724
			callback(name1, version1, NULL, arch1, data);
danw@146
  1725
		else if (p1 == NULL || res > 0)
krh@192
  1726
			callback(name2, NULL, version2, arch2, data);
danw@146
  1727
danw@146
  1728
		if (p1 != NULL && res <= 0)
danw@146
  1729
			razor_package_iterator_next(pi1, &p1,
krh@192
  1730
						    &name1, &version1, &arch1);
danw@146
  1731
		if (p2 != NULL && res >= 0)
danw@146
  1732
			razor_package_iterator_next(pi2, &p2,
krh@192
  1733
						    &name2, &version2, &arch2);
danw@146
  1734
	}
danw@146
  1735
danw@146
  1736
	razor_package_iterator_destroy(pi1);
danw@146
  1737
	razor_package_iterator_destroy(pi2);
danw@146
  1738
}
danw@146
  1739
krh@190
  1740
struct razor_transaction;
krh@190
  1741
struct razor_transaction_package;
krh@190
  1742
struct razor_transaction_resolver;
krh@190
  1743
krh@190
  1744
struct razor_transaction {
krh@190
  1745
	int package_count, errors;
krh@190
  1746
	struct razor_set *system, *upstream;
krh@191
  1747
krh@191
  1748
	struct bitarray syspkgs, uppkgs;
krh@191
  1749
	struct array packages;
krh@190
  1750
};
krh@190
  1751
krh@190
  1752
struct razor_transaction_package {
krh@190
  1753
	const char *name, *old_version, *new_version;
krh@190
  1754
	struct razor_package *old_package, *new_package;
krh@190
  1755
	enum razor_transaction_package_state state;
krh@190
  1756
krh@190
  1757
	/* dep_package is the name of the package that resulted in
krh@190
  1758
	 * this entry being created (or NULL if the user requested the
krh@190
  1759
	 * install/remove), with the other dep_ fields providing
krh@190
  1760
	 * additional information.
krh@190
  1761
	 *
krh@190
  1762
	 * For INSTALL, if dep_type is REQUIRES, then dep_package
krh@190
  1763
	 * required something that this package provides. If dep_type
krh@190
  1764
	 * is CONFLICTS, then dep_package is a package that conflicted
krh@190
  1765
	 * with an older version of this package, forcing an upgrade.
krh@190
  1766
	 *
krh@190
  1767
	 * For REMOVE, if dep_type is REQUIRES, then dep_package is a
krh@190
  1768
	 * package that is being removed. If dep_type is OBSOLETES,
krh@190
  1769
	 * then dep_package is a package that obsoletes this one.
krh@190
  1770
	 *
krh@190
  1771
	 * For OLD_CONFLICT or NEW_CONFLICT, dep_package is an
krh@190
  1772
	 * existing package that conflicts with this one. The
krh@190
  1773
	 * conflicting property comes from the already-installed
krh@190
  1774
	 * package for OLD_CONFLICT, or the to-be-installed package
krh@190
  1775
	 * for NEW_CONFLICT.
krh@190
  1776
	 *
krh@190
  1777
	 * For UNSATISFIABLE, the dep_ fields are as for an INSTALL,
krh@190
  1778
	 * but the name field will be NULL.
krh@190
  1779
	 */
krh@190
  1780
	const char *dep_package;
krh@190
  1781
	enum razor_property_type dep_type;
krh@190
  1782
	const char *dep_property;
krh@190
  1783
	enum razor_version_relation dep_relation;
krh@190
  1784
	const char *dep_version;
krh@190
  1785
};
danw@141
  1786
danw@144
  1787
static int
danw@144
  1788
package_in_set(void *package, struct razor_set *set)
danw@144
  1789
{
danw@144
  1790
	return package >= set->packages.data &&
danw@144
  1791
		package < set->packages.data + set->packages.size;
danw@144
  1792
}
danw@144
  1793
danw@144
  1794
static int
danw@144
  1795
property_in_set(void *property, struct razor_set *set)
danw@144
  1796
{
danw@144
  1797
	return property >= set->properties.data &&
danw@144
  1798
		property < set->properties.data + set->properties.size;
danw@144
  1799
}
danw@144
  1800
danw@168
  1801
static struct razor_package *
krh@191
  1802
property_provider_package(struct razor_transaction *trans,
danw@168
  1803
			  struct razor_property *prop,
danw@168
  1804
			  int installed)
danw@168
  1805
{
danw@168
  1806
	struct razor_set *set;
danw@168
  1807
	struct bitarray *pkgbits;
danw@168
  1808
	struct razor_package *pkgs;
danw@168
  1809
	struct list *p;
danw@168
  1810
danw@168
  1811
	if (installed && prop->type != RAZOR_PROPERTY_PROVIDES)
danw@168
  1812
		return NULL;
danw@168
  1813
	else if (!installed &&
danw@168
  1814
		 prop->type != RAZOR_PROPERTY_PROVIDES &&
danw@168
  1815
		 prop->type != RAZOR_PROPERTY_OBSOLETES)
danw@168
  1816
		return NULL;
danw@168
  1817
danw@168
  1818
	if (property_in_set(prop, trans->system)) {
danw@168
  1819
		set = trans->system;
danw@168
  1820
		pkgbits = &trans->syspkgs;
danw@168
  1821
	} else {
danw@168
  1822
		set = trans->upstream;
danw@168
  1823
		pkgbits = &trans->uppkgs;
danw@168
  1824
	}
danw@168
  1825
	pkgs = set->packages.data;
danw@168
  1826
danw@168
  1827
	for (p = list_first(&prop->packages, &set->package_pool); p; p = list_next(p)) {
danw@168
  1828
		if (bitarray_get(pkgbits, p->data) != installed)
danw@168
  1829
			continue;
danw@168
  1830
		if (prop->type == RAZOR_PROPERTY_OBSOLETES ||
danw@168
  1831
		    pkgs[p->data].name == prop->name)
danw@168
  1832
			return &pkgs[p->data];
danw@168
  1833
	}
danw@168
  1834
	return NULL;
danw@168
  1835
}
danw@168
  1836
danw@144
  1837
static int
danw@144
  1838
compare_transaction_packages(const void *one, const void *two)
danw@144
  1839
{
danw@160
  1840
	struct razor_transaction_package **tp1 = (void *)one;
danw@160
  1841
	struct razor_transaction_package **tp2 = (void *)two;
danw@160
  1842
danw@160
  1843
	if (!(*tp1)->name)
danw@160
  1844
		return 1;
danw@160
  1845
	else if (!(*tp2)->name)
danw@160
  1846
		return -1;
danw@160
  1847
	else
danw@160
  1848
		return strcmp((*tp1)->name, (*tp2)->name);
danw@144
  1849
}
danw@144
  1850
danw@168
  1851
/* FIXME: merge this into the other property loop in razor_transaction_satisfy */
danw@141
  1852
static void
krh@191
  1853
resolve_new_packages(struct razor_transaction *trans,
danw@160
  1854
		     int start, int end)
krh@38
  1855
{
danw@168
  1856
	struct razor_property *sp, *up, *sp_end, *up_end;
danw@168
  1857
	struct razor_package *spkg, *spkgs, *upkg, *upkgs;
danw@160
  1858
	struct razor_transaction_package **packages;
danw@144
  1859
	const char *spool, *upool;
danw@144
  1860
	int i;
danw@144
  1861
danw@168
  1862
	sp_end = trans->system->properties.data + trans->system->properties.size;
danw@168
  1863
	spool = trans->system->string_pool.data;
danw@144
  1864
	spkgs = trans->system->packages.data;
danw@168
  1865
	up_end = trans->upstream->properties.data + trans->upstream->properties.size;
danw@168
  1866
	upool = trans->upstream->string_pool.data;
danw@144
  1867
	upkgs = trans->upstream->packages.data;
danw@168
  1868
danw@168
  1869
	/* FIXME, check if sorting the packages directly (rather than
danw@168
  1870
	 * sorting pointers-to-packages) still results in confusing
danw@168
  1871
	 * descriptions.
danw@168
  1872
	 */
danw@160
  1873
	packages = calloc(end - start, sizeof *packages);
danw@160
  1874
	for (i = start; i < end; i++)
danw@160
  1875
		packages[i - start] = ((struct razor_transaction_package *)trans->packages.data) + i;
danw@160
  1876
	qsort(packages, end - start, sizeof *packages,
danw@160
  1877
	      compare_transaction_packages);
danw@144
  1878
danw@168
  1879
	sp = trans->system->properties.data;
danw@168
  1880
	up = trans->upstream->properties.data;
danw@160
  1881
	for (i = 0; i < end - start; i++) {
danw@169
  1882
		if (!packages[i]->name ||
danw@169
  1883
		    packages[i]->state >= RAZOR_PACKAGE_FIRST_ERROR_STATE)
danw@160
  1884
			continue;
danw@168
  1885
danw@168
  1886
		spkg = NULL;
danw@168
  1887
		while (sp < sp_end &&
danw@168
  1888
		       strcmp(&spool[sp->name], packages[i]->name) < 0)
danw@144
  1889
			sp++;
danw@168
  1890
		while (sp < sp_end &&
danw@168
  1891
		       strcmp(&spool[sp->name], packages[i]->name) == 0 &&
danw@168
  1892
		       !(spkg = property_provider_package(trans, sp, 1)))
danw@168
  1893
			sp++;
danw@168
  1894
danw@168
  1895
		upkg = NULL;
danw@168
  1896
		while (up < up_end &&
danw@168
  1897
		       strcmp(&upool[up->name], packages[i]->name) < 0)
danw@168
  1898
			up++;
danw@168
  1899
		while (up < up_end &&
danw@168
  1900
		       strcmp(&upool[up->name], packages[i]->name) == 0 &&
danw@168
  1901
		       !(upkg = property_provider_package(trans, up, 0)))
danw@144
  1902
			up++;
danw@144
  1903
danw@160
  1904
		if (packages[i]->state == RAZOR_PACKAGE_REMOVE ||
danw@160
  1905
		    packages[i]->state == RAZOR_PACKAGE_OBSOLETED) {
danw@168
  1906
			if (spkg) {
danw@168
  1907
				packages[i]->old_package = spkg;
danw@168
  1908
				packages[i]->name = &spool[spkg->name];
danw@168
  1909
				packages[i]->old_version = &spool[spkg->version];
danw@168
  1910
				bitarray_set(&trans->syspkgs, spkg - spkgs, 0);
danw@169
  1911
			}
danw@169
  1912
			if (!packages[i]->old_package) {
danw@160
  1913
				packages[i]->name = strdup(packages[i]->name);
danw@169
  1914
				packages[i]->state |= RAZOR_PACKAGE_UNAVAILABLE_FLAG;
danw@144
  1915
				trans->errors++;
danw@144
  1916
			}
danw@144
  1917
		} else {
danw@168
  1918
			if (upkg) {
danw@168
  1919
				packages[i]->new_package = upkg;
danw@168
  1920
				packages[i]->name = &upool[upkg->name];
danw@168
  1921
				packages[i]->new_version = &upool[upkg->version];
danw@168
  1922
danw@168
  1923
				if (up->name != upkg->name) {
danw@168
  1924
					packages[i]->dep_package = &upool[upkg->name];
danw@168
  1925
					packages[i]->dep_type = up->type;
danw@168
  1926
					packages[i]->dep_property = &upool[up->name];
danw@168
  1927
					packages[i]->dep_relation = up->relation;
danw@168
  1928
					packages[i]->dep_version = &upool[up->version];
danw@168
  1929
				}
danw@168
  1930
danw@168
  1931
				if (spkg) {
danw@168
  1932
					packages[i]->old_package = spkg;
danw@168
  1933
					packages[i]->old_version = &spool[spkg->version];
danw@168
  1934
					if (versioncmp(&spool[spkg->version], &upool[up->version]) >= 0) {
danw@160
  1935
						packages[i]->state = RAZOR_PACKAGE_UP_TO_DATE;
danw@144
  1936
						trans->errors++;
danw@144
  1937
						continue;
danw@144
  1938
					}
danw@168
  1939
					bitarray_set(&trans->syspkgs, spkg - spkgs, 0);
danw@144
  1940
				}
danw@168
  1941
				bitarray_set(&trans->uppkgs, upkg - upkgs, 1);
danw@169
  1942
			}
danw@169
  1943
			if (!packages[i]->new_package) {
danw@160
  1944
				packages[i]->name = strdup(packages[i]->name);
danw@169
  1945
				packages[i]->state |= RAZOR_PACKAGE_UNAVAILABLE_FLAG;
danw@144
  1946
				trans->errors++;
krh@105
  1947
			}
krh@105
  1948
		}
krh@38
  1949
	}
krh@38
  1950
}
krh@38
  1951
danw@137
  1952
static int
danw@137
  1953
provider_satisfies_requirement(struct razor_property *provider,
danw@137
  1954
			       const char *provider_strings,
danw@137
  1955
			       struct razor_property *requirement,
danw@137
  1956
			       const char *requirement_strings)
danw@137
  1957
{
danw@137
  1958
	int cmp, len;
danw@137
  1959
	const char *provided = &provider_strings[provider->version];
danw@137
  1960
	const char *required = &requirement_strings[requirement->version];
danw@137
  1961
danw@137
  1962
	if (!*required)
danw@137
  1963
		return 1;
danw@170
  1964
	if (!*provided) {
danw@170
  1965
		if (requirement->relation >= RAZOR_VERSION_EQUAL)
danw@170
  1966
			return 1;
danw@170
  1967
		else
danw@170
  1968
			return 0;
danw@170
  1969
	}
danw@137
  1970
danw@137
  1971
	cmp = versioncmp(provided, required);
danw@137
  1972
danw@137
  1973
	switch (requirement->relation) {
danw@137
  1974
	case RAZOR_VERSION_LESS:
danw@137
  1975
		return cmp < 0;
danw@137
  1976
danw@137
  1977
	case RAZOR_VERSION_LESS_OR_EQUAL:
danw@137
  1978
		if (cmp <= 0)
danw@137
  1979
			return 1;
danw@137
  1980
		/* fall through: FIXME, make sure this is correct */
danw@137
  1981
danw@137
  1982
	case RAZOR_VERSION_EQUAL:
danw@137
  1983
		if (cmp == 0)
danw@137
  1984
			return 1;
danw@137
  1985
danw@137
  1986
		/* "foo == 1.1" is satisfied by "foo 1.1-2" */
danw@137
  1987
		len = strlen(required);
danw@137
  1988
		if (!strncmp(required, provided, len) && provided[len] == '-')
danw@137
  1989
			return 1;
danw@137
  1990
		return 0;
danw@137
  1991
danw@137
  1992
	case RAZOR_VERSION_GREATER_OR_EQUAL:
danw@137
  1993
		return cmp >= 0;
danw@137
  1994
danw@137
  1995
	case RAZOR_VERSION_GREATER:
danw@137
  1996
		return cmp > 0;
danw@137
  1997
	}
danw@137
  1998
danw@137
  1999
	/* shouldn't happen */
danw@137
  2000
	return 0;
danw@137
  2001
}
danw@137
  2002
danw@142
  2003
static struct razor_package *
danw@144
  2004
find_package_for_file(struct razor_set *set, struct bitarray *pkgbits,
danw@144
  2005
		      const char *filename, int installed)
danw@134
  2006
{
danw@142
  2007
	struct razor_package *pkgs = set->packages.data;
danw@140
  2008
	struct razor_entry *entry;
danw@140
  2009
	struct list *p;
danw@134
  2010
danw@140
  2011
	if (filename[0] != '/')
danw@140
  2012
		return 0;
danw@140
  2013
danw@142
  2014
	entry = find_entry(set, set->files.data, filename);
danw@140
  2015
	if (!entry)
danw@140
  2016
		return 0;
danw@140
  2017
danw@142
  2018
	for (p = list_first(&entry->packages, &set->package_pool); p; p = list_next(p)) {
danw@142
  2019
		if (bitarray_get(pkgbits, p->data) == installed)
danw@142
  2020
			return &pkgs[p->data];
danw@134
  2021
	}
danw@142
  2022
	return NULL;
danw@142
  2023
}
danw@142
  2024
danw@142
  2025
static struct razor_package *
krh@191
  2026
find_installed_package_for_file(struct razor_transaction *trans,
danw@144
  2027
				const char *filename)
danw@142
  2028
{
danw@144
  2029
	struct razor_package *pkg;
danw@144
  2030
danw@144
  2031
	pkg = find_package_for_file(trans->system, &trans->syspkgs,
danw@144
  2032
				    filename, 1);
danw@144
  2033
	if (!pkg)
danw@144
  2034
		pkg = find_package_for_file(trans->upstream, &trans->uppkgs,
danw@144
  2035
					    filename, 1);
danw@144
  2036
	return pkg;
danw@142
  2037
}
danw@142
  2038
danw@142
  2039
static struct razor_package *
krh@191
  2040
find_uninstalled_package_for_file(struct razor_transaction *trans,
danw@144
  2041
				  const char *filename)
danw@142
  2042
{
danw@144
  2043
	struct razor_package *pkg;
danw@144
  2044
danw@144
  2045
	pkg = find_package_for_file(trans->upstream, &trans->uppkgs,
danw@144
  2046
				    filename, 0);
danw@144
  2047
	if (!pkg)
danw@144
  2048
		pkg = find_package_for_file(trans->system, &trans->syspkgs,
danw@144
  2049
					    filename, 0);
danw@144
  2050
	return pkg;
danw@134
  2051
}
danw@134
  2052
danw@154
  2053
static struct razor_property *
krh@191
  2054
skip_to_matching_property(struct razor_transaction *trans,
danw@154
  2055
			  struct razor_property *match,
danw@154
  2056
			  struct razor_property *prop)
danw@154
  2057
{
danw@154
  2058
	struct razor_set *mset, *pset;
danw@154
  2059
	const char *ppool, *mpool;
danw@154
  2060
	struct razor_property *prop_end;
danw@154
  2061
danw@154
  2062
	if (property_in_set(match, trans->system))
danw@154
  2063
		mset = trans->system;
danw@154
  2064
	else
danw@154
  2065
		mset = trans->upstream;
danw@154
  2066
danw@154
  2067
	if (property_in_set(prop, trans->system))
danw@154
  2068
		pset = trans->system;
danw@154
  2069
	else if (property_in_set(prop, trans->upstream))
danw@154
  2070
		pset = trans->upstream;
danw@154
  2071
	else
danw@154
  2072
		return prop;
danw@154
  2073
danw@154
  2074
	prop_end = pset->properties.data + pset->properties.size;
danw@154
  2075
	ppool = pset->string_pool.data;
danw@154
  2076
	mpool = mset->string_pool.data;
danw@154
  2077
danw@154
  2078
	while (prop < prop_end &&
danw@154
  2079
	       strcmp(&ppool[prop->name], &mpool[match->name]) < 0)
danw@154
  2080
		prop++;
danw@154
  2081
	return prop;
danw@154
  2082
}
danw@154
  2083
danw@140
  2084
static struct razor_package *
krh@191
  2085
find_package_matching(struct razor_transaction *trans, int installed,
danw@154
  2086
		      struct razor_property *prop,
danw@144
  2087
		      struct razor_property *req,
danw@144
  2088
		      struct razor_set *req_set)
danw@138
  2089
{
danw@144
  2090
	struct razor_set *set;
danw@144
  2091
	struct bitarray *pkgbits;
danw@144
  2092
	struct razor_package *pkgs;
danw@154
  2093
	struct razor_property *props, *prop_end;
danw@144
  2094
	enum razor_property_type match_type;
danw@144
  2095
	const char *pool;
danw@154
  2096
	const char *rpool;
danw@154
  2097
	int match_name = (req->type == RAZOR_PROPERTY_OBSOLETES);
danw@144
  2098
	int match;
danw@144
  2099
danw@144
  2100
	if (property_in_set(prop, trans->system)) {
danw@144
  2101
		set = trans->system;
danw@144
  2102
		pkgbits = &trans->syspkgs;
danw@144
  2103
	} else if (property_in_set(prop, trans->upstream)) {
danw@144
  2104
		set = trans->upstream;
danw@144
  2105
		pkgbits = &trans->uppkgs;
danw@144
  2106
	} else
danw@144
  2107
		return NULL;
danw@144
  2108
danw@154
  2109
	if (!req_set) {
danw@154
  2110
		if (property_in_set(req, trans->system))
danw@154
  2111
			req_set = trans->system;
danw@154
  2112
		else
danw@154
  2113
			req_set = trans->upstream;
danw@154
  2114
	}
danw@154
  2115
	rpool = req_set->string_pool.data;
danw@154
  2116
danw@144
  2117
	if (req->type == RAZOR_PROPERTY_PROVIDES)
danw@144
  2118
		match_type = RAZOR_PROPERTY_CONFLICTS;
danw@144
  2119
	else
danw@144
  2120
		match_type = RAZOR_PROPERTY_PROVIDES;
danw@144
  2121
danw@144
  2122
	pkgs = set->packages.data;
danw@144
  2123
	props = set->properties.data;
danw@144
  2124
	prop_end = set->properties.data + set->properties.size;
danw@144
  2125
	pool = set->string_pool.data;
danw@144
  2126
danw@144
  2127
	/* Find first matching property */
danw@144
  2128
	while (prop < prop_end &&
danw@144
  2129
	       strcmp(&pool[prop->name], &rpool[req->name]) < 0)
danw@144
  2130
		prop++;
danw@144
  2131
	if (prop == prop_end ||
danw@144
  2132
	    strcmp(&pool[prop->name], &rpool[req->name]) > 0)
danw@144
  2133
		return NULL;
danw@144
  2134
danw@144
  2135
	if (prop->type < match_type) {
danw@144
  2136
		while (prop < prop_end && prop->type != match_type)
danw@144
  2137
			prop++;
danw@144
  2138
	} else {
danw@144
  2139
		while (prop >= props && prop->type != match_type)
danw@144
  2140
			prop--;
danw@183
  2141
		while (prop > props + 1 && (prop - 1)->name == prop->name &&
danw@183
  2142
		       (prop - 1)->type == match_type)
danw@144
  2143
			prop--;
danw@144
  2144
	}
danw@144
  2145
danw@153
  2146
	/* Scan matching properties */
danw@144
  2147
	while (prop < prop_end && prop->type == match_type &&
danw@144
  2148
	       strcmp(&pool[prop->name], &rpool[req->name]) == 0) {
danw@144
  2149
		if (match_type == RAZOR_PROPERTY_PROVIDES)
danw@144
  2150
			match = provider_satisfies_requirement(prop, pool, req, rpool);
danw@144
  2151
		else
danw@144
  2152
			match = provider_satisfies_requirement(req, rpool, prop, pool);
danw@144
  2153
		if (match) {
danw@140
  2154
			struct list *pkg;
danw@140
  2155
danw@144
  2156
			for (pkg = list_first(&prop->packages, &set->package_pool); pkg; pkg = list_next(pkg)) {
danw@144
  2157
				if (bitarray_get(pkgbits, pkg->data) != installed)
danw@140
  2158
					continue;
danw@140
  2159
				if (!match_name ||
danw@144
  2160
				    strcmp(&pool[pkgs[pkg->data].name],
danw@144
  2161
					   &rpool[req->name]) == 0)
danw@144
  2162
					return &pkgs[pkg->data];
danw@140
  2163
			}
danw@140
  2164
		}
danw@144
  2165
		prop++;
danw@140
  2166
	}
danw@140
  2167
danw@140
  2168
	return NULL;
danw@138
  2169
}
danw@138
  2170
danw@140
  2171
static struct razor_package *
krh@191
  2172
find_installed_package_for_property(struct razor_transaction *trans,
danw@154
  2173
				    struct razor_property *sys_start,
danw@154
  2174
				    struct razor_property *up_start,
danw@144
  2175
				    struct razor_property *req)
danw@138
  2176
{
danw@144
  2177
	struct razor_package *pkg;
danw@144
  2178
danw@154
  2179
	pkg = find_package_matching(trans, 1, sys_start, req, NULL);
danw@144
  2180
	if (!pkg)
danw@154
  2181
		pkg = find_package_matching(trans, 1, up_start, req, NULL);
danw@144
  2182
	return pkg;
danw@144
  2183
}
danw@144
  2184
danw@144
  2185
static struct razor_package *
krh@191
  2186
find_uninstalled_package_for_property(struct razor_transaction *trans,
danw@154
  2187
				      struct razor_property *sys_start,
danw@154
  2188
				      struct razor_property *up_start,
danw@144
  2189
				      struct razor_property *req)
danw@144
  2190
{
danw@144
  2191
	struct razor_package *pkg;
danw@144
  2192
danw@154
  2193
	pkg = find_package_matching(trans, 0, up_start, req, NULL);
danw@144
  2194
	if (!pkg)
danw@154
  2195
		pkg = find_package_matching(trans, 0, sys_start, req, NULL);
danw@144
  2196
	return pkg;
danw@140
  2197
}
danw@140
  2198
danw@147
  2199
static struct razor_transaction_package *
krh@191
  2200
find_transaction_package(struct razor_transaction *trans, const char *name)
danw@147
  2201
{
danw@147
  2202
	struct razor_transaction_package *packages;
danw@147
  2203
	int count, i;
danw@147
  2204
danw@147
  2205
	packages = trans->packages.data;
danw@147
  2206
	count = trans->packages.size / sizeof *packages;
danw@147
  2207
	for (i = 0; i < count; i++) {
danw@147
  2208
		if (packages[i].name && !strcmp(packages[i].name, name))
danw@147
  2209
			return &packages[i];
danw@147
  2210
	}
danw@147
  2211
	return NULL;
danw@147
  2212
}
danw@147
  2213
danw@160
  2214
/* FIXME? */
danw@160
  2215
static int
krh@191
  2216
prop_is_being_installed(struct razor_transaction *trans,
danw@160
  2217
			struct razor_property *prop)
danw@160
  2218
{
danw@160
  2219
	struct list *pkg;
danw@160
  2220
danw@160
  2221
	for (pkg = list_first(&prop->packages, &trans->upstream->package_pool); pkg; pkg = list_next(pkg)) {
danw@160
  2222
		if (bitarray_get(&trans->uppkgs, pkg->data))
danw@160
  2223
			return 1;
danw@160
  2224
	}
danw@160
  2225
	return 0;
danw@160
  2226
}
danw@160
  2227
danw@160
  2228
static int
krh@191
  2229
prop_is_being_removed(struct razor_transaction *trans,
danw@160
  2230
		      struct razor_property *prop)
danw@160
  2231
{
danw@160
  2232
	struct list *pkg;
danw@160
  2233
danw@160
  2234
	for (pkg = list_first(&prop->packages, &trans->system->package_pool); pkg; pkg = list_next(pkg)) {
danw@160
  2235
		if (bitarray_get(&trans->syspkgs, pkg->data))
danw@160
  2236
			return 0;
danw@160
  2237
	}
danw@160
  2238
	return 1;
danw@160
  2239
}
danw@160
  2240
danw@160
  2241
static int
krh@191
  2242
prop_is_being_updated(struct razor_transaction *trans,
danw@160
  2243
		      struct razor_property *prop)
danw@160
  2244
{
danw@160
  2245
	struct razor_package *packages = trans->system->packages.data;
danw@160
  2246
	const char *pool = trans->system->string_pool.data;
danw@160
  2247
	struct razor_transaction_package *tp;
danw@160
  2248
	struct list *pkg;
danw@160
  2249
danw@160
  2250
	/* Assumes prop_is_being_removed returns true */
danw@160
  2251
danw@160
  2252
	for (pkg = list_first(&prop->packages, &trans->system->package_pool); pkg; pkg = list_next(pkg)) {
danw@160
  2253
		tp = find_transaction_package(trans, &pool[packages[pkg->data].name]);
danw@160
  2254
		if (tp && tp->state == RAZOR_PACKAGE_REMOVE)
danw@160
  2255
			return 0;
danw@160
  2256
	}
danw@160
  2257
	return 1;
danw@160
  2258
}
danw@160
  2259
danw@131
  2260
static void
krh@191
  2261
add_transaction_package(struct razor_transaction *trans,
danw@147
  2262
			struct razor_package *new_package,
danw@147
  2263
			struct razor_package *old_package,
danw@140
  2264
			enum razor_transaction_package_state state,
danw@144
  2265
			const char *req_package,
danw@144
  2266
			struct razor_property *req_prop)
danw@131
  2267
{
danw@147
  2268
	struct razor_set *new_package_set, *old_package_set, *req_set;
danw@160
  2269
	struct bitarray *reqpkgbits;
danw@147
  2270
	struct razor_transaction_package *tp, *already;
danw@140
  2271
	const char *pool;
danw@140
  2272
	struct razor_package *pkgs;
danw@140
  2273
	struct list *pkg;
danw@147
  2274
	int contradiction = 0;
danw@147
  2275
danw@160
  2276
	if (package_in_set(new_package, trans->system))
danw@147
  2277
		new_package_set = trans->system;
danw@160
  2278
	else
danw@147
  2279
		new_package_set = trans->upstream;
danw@160
  2280
	if (package_in_set(old_package, trans->system))
danw@147
  2281
		old_package_set = trans->system;
danw@160
  2282
	else
danw@147
  2283
		old_package_set = trans->upstream;
danw@145
  2284
	if (property_in_set(req_prop, trans->system)) {
danw@145
  2285
		req_set = trans->system;
danw@145
  2286
		reqpkgbits = &trans->syspkgs;
danw@145
  2287
	} else {
danw@145
  2288
		req_set = trans->upstream;
danw@145
  2289
		reqpkgbits = &trans->uppkgs;
danw@145
  2290
	}
danw@144
  2291
danw@147
  2292
	if (new_package) {
danw@147
  2293
		pool = new_package_set->string_pool.data;
danw@147
  2294
		already = find_transaction_package(trans, &pool[new_package->name]);
danw@147
  2295
		if (already) {
danw@147
  2296
			if (already->new_package == new_package) {
danw@147
  2297
				/* Already taken care of */
danw@147
  2298
				return;
danw@166
  2299
			} else if (new_package_set == trans->upstream &&
danw@166
  2300
				   already->state == RAZOR_PACKAGE_FORCED_UPDATE) {
danw@166
  2301
				already->new_package = new_package;
danw@166
  2302
				return;
danw@147
  2303
			}
danw@166
  2304
danw@147
  2305
			/* Oops. We lose */
danw@147
  2306
			if (state != RAZOR_PACKAGE_CONTRADICTION)
danw@147
  2307
				contradiction = 1;
danw@147
  2308
		}
danw@147
  2309
	} else if (old_package) {
danw@147
  2310
		pool = old_package_set->string_pool.data;
danw@147
  2311
		already = find_transaction_package(trans, &pool[old_package->name]);
danw@147
  2312
		if (already) {
danw@147
  2313
			if (already->old_package == old_package) {
danw@147
  2314
				/* Already taken care of */
danw@147
  2315
				return;
danw@166
  2316
			} else if (old_package_set == trans->system) {
danw@166
  2317
				already->old_package = old_package;
danw@166
  2318
				return;
danw@147
  2319
			}
danw@166
  2320
danw@147
  2321
			/* Oops. We lose */
danw@147
  2322
			if (state != RAZOR_PACKAGE_CONTRADICTION)
danw@147
  2323
				contradiction = 1;
danw@147
  2324
		}
danw@147
  2325
	} else
danw@147
  2326
		state = RAZOR_PACKAGE_UNSATISFIABLE;
danw@147
  2327
danw@141
  2328
	tp = array_add(&trans->packages, sizeof *tp);
danw@140
  2329
	memset(tp, 0, sizeof *tp);
danw@131
  2330
danw@147
  2331
	if (new_package) {
danw@147
  2332
		pool = new_package_set->string_pool.data;
danw@147
  2333
		tp->new_package = new_package;
danw@147
  2334
		tp->name = &pool[new_package->name];
danw@147
  2335
		tp->new_version = &pool[new_package->version];
danw@147
  2336
danw@147
  2337
		pkgs = new_package_set->packages.data;
danw@147
  2338
	}
danw@147
  2339
	if (old_package) {
danw@147
  2340
		pool = old_package_set->string_pool.data;
danw@147
  2341
		tp->old_package = old_package;
danw@147
  2342
		tp->name = &pool[old_package->name];
danw@147
  2343
		tp->old_version = &pool[old_package->version];
danw@147
  2344
danw@147
  2345
		pkgs = old_package_set->packages.data;
danw@147
  2346
	}
danw@147
  2347
danw@147
  2348
	tp->state = state;
danw@147
  2349
	if (state != RAZOR_PACKAGE_INSTALL &&
danw@154
  2350
	    state != RAZOR_PACKAGE_FORCED_UPDATE &&
danw@154
  2351
	    state != RAZOR_PACKAGE_REMOVE &&
danw@154
  2352
	    state != RAZOR_PACKAGE_OBSOLETED)
danw@145
  2353
		trans->errors++;
danw@147
  2354
danw@147
  2355
	if (contradiction) {
danw@147
  2356
		/* Do this now, after adding tp, so that it ends up
danw@147
  2357
		 * after both the INSTALL and the REMOVE in the array.
danw@147
  2358
		 */
danw@147
  2359
		add_transaction_package(trans, new_package, old_package,
danw@147
  2360
					RAZOR_PACKAGE_CONTRADICTION,
danw@147
  2361
					NULL, NULL);
danw@145
  2362
	}
danw@140
  2363
danw@144
  2364
	if (req_package)
danw@145
  2365
		tp->dep_package = req_package;
danw@145
  2366
	if (!req_prop)
danw@145
  2367
		return;
danw@145
  2368
danw@145
  2369
	pool = req_set->string_pool.data;
danw@145
  2370
	pkgs = req_set->packages.data;
danw@145
  2371
	if (!req_package) {
danw@145
  2372
		for (pkg = list_first(&req_prop->packages, &req_set->package_pool); pkg; pkg = list_next(pkg)) {
danw@145
  2373
			if (bitarray_get(reqpkgbits, pkg->data))
danw@144
  2374
				break;
danw@144
  2375
		}
danw@145
  2376
		if (pkg)
danw@145
  2377
			tp->dep_package = &pool[pkgs[pkg->data].name];
danw@131
  2378
	}
danw@144
  2379
danw@145
  2380
	tp->dep_type = req_prop->type;
danw@145
  2381
	tp->dep_property = &pool[req_prop->name];
danw@145
  2382
	tp->dep_relation = req_prop->relation;
danw@145
  2383
	tp->dep_version = &pool[req_prop->version];
danw@140
  2384
}
danw@140
  2385
danw@160
  2386
static void
krh@191
  2387
razor_transaction_satisfy(struct razor_transaction *trans)
danw@147
  2388
{
danw@160
  2389
	struct razor_package *spkgs, *upkgs, *pkg;
danw@144
  2390
	struct razor_property *sp, *sprops, *sprop_end;
danw@144
  2391
	struct razor_property *up, *uprops, *uprop_end;
danw@160
  2392
	struct razor_property *sr, *ur, *first_up;
danw@160
  2393
	const char *spool, *upool, *removed_package;
danw@160
  2394
	struct list *reqpkg;
danw@134
  2395
danw@140
  2396
	spkgs = trans->system->packages.data;
danw@140
  2397
	sprops = trans->system->properties.data;
danw@144
  2398
	sprop_end = trans->system->properties.data + trans->system->properties.size;
danw@145
  2399
	spool = trans->system->string_pool.data;
danw@140
  2400
	upkgs = trans->upstream->packages.data;
danw@140
  2401
	uprops = trans->upstream->properties.data;
danw@144
  2402
	uprop_end = trans->upstream->properties.data + trans->upstream->properties.size;
danw@140
  2403
	upool = trans->upstream->string_pool.data;
krh@33
  2404
danw@144
  2405
	sp = sprops;
danw@160
  2406
	for (up = uprops; up < uprop_end; up++) {
danw@140
  2407
		/* Skip 'up' ahead to a property of a package which is
danw@140
  2408
		 * to-be-installed.
danw@140
  2409
		 */
danw@144
  2410
		while (up < uprop_end &&
danw@144
  2411
		       !prop_is_being_installed(trans, up))
danw@140
  2412
			up++;
danw@144
  2413
		if (up == uprop_end)
danw@140
  2414
			break;
danw@154
  2415
		sp = skip_to_matching_property(trans, up, sp);
krh@33
  2416
danw@144
  2417
		switch (up->type) {
danw@140
  2418
		case RAZOR_PROPERTY_REQUIRES:
danw@144
  2419
			if (!strncmp(&upool[up->name], "rpmlib(", 7))
danw@140
  2420
				break;
danw@131
  2421
danw@154
  2422
			if (find_installed_package_for_property(trans, sp, up, up) ||
danw@144
  2423
			    find_installed_package_for_file(trans, &upool[up->name])) {
danw@140
  2424
				/* Requires something that is either installed
danw@140
  2425
				 * or to-be-installed.
danw@140
  2426
				 */
danw@140
  2427
				break;
danw@137
  2428
			}
danw@137
  2429
danw@140
  2430
			/* See if we can install a new upstream provider */
danw@154
  2431
			pkg = find_uninstalled_package_for_property(trans, sp, up, up);
danw@154
  2432
			if (!pkg)
danw@144
  2433
				pkg = find_uninstalled_package_for_file(trans, &upool[up->name]);
danw@160
  2434
			add_transaction_package(trans, pkg, NULL,
danw@144
  2435
						RAZOR_PACKAGE_INSTALL,
danw@144
  2436
						NULL, up);
danw@144
  2437
			break;
danw@144
  2438
danw@144
  2439
		case RAZOR_PROPERTY_PROVIDES:
danw@144
  2440
			/* find_installed_package_for_property works backwards
danw@144
  2441
			 * here, finding a *conflicting* installed package.
danw@144
  2442
			 */
danw@154
  2443
			pkg = find_installed_package_for_property(trans, sp, up, up);
danw@140
  2444
			if (!pkg)
danw@144
  2445
				break;
danw@144
  2446
danw@145
  2447
			if (package_in_set(pkg, trans->system)) {
danw@145
  2448
				/* pkg CONFLICTS with what 'up' PROVIDES. Try
danw@145
  2449
				 * finding an upgrade
danw@145
  2450
				 */
danw@160
  2451
				add_transaction_package(trans, NULL, pkg,
danw@160
  2452
							RAZOR_PACKAGE_FORCED_UPDATE,
danw@165
  2453
							&upool[up->name], sp);
danw@160
  2454
			} else {
danw@160
  2455
				add_transaction_package(trans, NULL, pkg,
danw@160
  2456
							RAZOR_PACKAGE_CONTRADICTION,
danw@160
  2457
							NULL, up);
danw@144
  2458
			}
danw@140
  2459
			break;
danw@140
  2460
danw@140
  2461
		case RAZOR_PROPERTY_CONFLICTS:
danw@154
  2462
			pkg = find_installed_package_for_property(trans, sp, up, up);
danw@144
  2463
			if (!pkg)
danw@144
  2464
				break;
danw@144
  2465
danw@144
  2466
			if (package_in_set(pkg, trans->system)) {
danw@140
  2467
				/* Conflicts with something already installed.
danw@140
  2468
				 * Try to upgrade out.
danw@140
  2469
				 */
danw@160
  2470
				add_transaction_package(trans, NULL, pkg,
danw@160
  2471
							RAZOR_PACKAGE_FORCED_UPDATE,
danw@160
  2472
							NULL, up);
danw@160
  2473
			} else {
danw@160
  2474
				add_transaction_package(trans, pkg, NULL,
danw@160
  2475
							RAZOR_PACKAGE_CONTRADICTION,
danw@160
  2476
							NULL, up);
danw@140
  2477
			}
danw@140
  2478
			break;
danw@140
  2479
danw@140
  2480
		case RAZOR_PROPERTY_OBSOLETES:
danw@154
  2481
			pkg = find_installed_package_for_property(trans, sp, up, up);
danw@145
  2482
			if (pkg) {
danw@145
  2483
				/* If pkg is to-be-installed, this
danw@145
  2484
				 * will add a CONTRADICTION error as well.
danw@145
  2485
				 */
danw@147
  2486
				add_transaction_package(trans, NULL, pkg,
danw@154
  2487
							RAZOR_PACKAGE_OBSOLETED,
danw@144
  2488
							NULL, up);
danw@140
  2489
			}
danw@140
  2490
			break;
danw@140
  2491
danw@140
  2492
		default:
danw@140
  2493
			/* can't happen */
danw@140
  2494
			break;
danw@131
  2495
		}
krh@37
  2496
	}
danw@154
  2497
danw@154
  2498
	up = uprops;
danw@154
  2499
	for (sp = sprops; sp < sprop_end; sp++) {
danw@154
  2500
		/* Skip 'sp' ahead to a PROVIDES of a package which is
danw@154
  2501
		 * to-be-removed.
danw@154
  2502
		 */
danw@154
  2503
		while (sp < sprop_end &&
danw@154
  2504
		       (sp->type != RAZOR_PROPERTY_PROVIDES ||
danw@154
  2505
			!prop_is_being_removed(trans, sp)))
danw@154
  2506
			sp++;
danw@154
  2507
		if (sp == sprop_end)
danw@154
  2508
			break;
danw@154
  2509
danw@154
  2510
		removed_package = &spool[spkgs[list_first(&sp->packages, &trans->system->package_pool)->data].name];
danw@154
  2511
danw@154
  2512
		/* Skip 'up' to match */
danw@154
  2513
		up = skip_to_matching_property(trans, sp, up);
danw@154
  2514
		ur = first_up = up;
danw@154
  2515
danw@154
  2516
		/* If the package is just being upgraded, we may
danw@154
  2517
		 * already be installing an identical PROVIDES, so
danw@154
  2518
		 * check for that.
danw@154
  2519
		 */
danw@154
  2520
		while (up < uprop_end &&
danw@154
  2521
		       strcmp(&spool[sp->name], &upool[up->name]) == 0 &&
danw@154
  2522
		       (up->type != RAZOR_PROPERTY_PROVIDES || 
danw@154
  2523
			sp->relation != up->relation ||
danw@154
  2524
			strcmp(&spool[sp->name], &upool[up->name]) != 0))
danw@154
  2525
			up++;
danw@154
  2526
		if (up < uprop_end &&
danw@154
  2527
		    up->type == RAZOR_PROPERTY_PROVIDES &&
danw@154
  2528
		    strcmp(&spool[sp->name], &upool[up->name]) == 0 &&
danw@154
  2529
		    sp->relation == up->relation &&
danw@154
  2530
		    strcmp(&spool[sp->version], &upool[up->version]) == 0 &&
danw@154
  2531
		    prop_is_being_installed(trans, up)) {
danw@154
  2532
			up = first_up;
danw@154
  2533
			continue;
danw@154
  2534
		}
danw@154
  2535
		up = first_up;
danw@154
  2536
danw@154
  2537
		/* For all still-installed packages that require
danw@154
  2538
		 * sp->name, see if they are satisfied by any other
danw@154
  2539
		 * still-installed or to-be-installed property. If
danw@154
  2540
		 * not, either remove or attempt to update the
danw@154
  2541
		 * package, depending on why the required property has
danw@154
  2542
		 * disappeared
danw@154
  2543
		 */
danw@154
  2544
		sr = sp;
danw@154
  2545
		while (sr > sprops + 1 && (sr - 1)->name == sr->name)
danw@154
  2546
			sr--;
danw@154
  2547
		for (; sr->type == RAZOR_PROPERTY_REQUIRES; sr++) {
danw@154
  2548
			if (prop_is_being_removed(trans, sr))
danw@154
  2549
				continue;
danw@154
  2550
			if (find_installed_package_for_property(trans, sp, up, sr))
danw@154
  2551
				continue;
danw@154
  2552
danw@154
  2553
			for (reqpkg = list_first(&sr->packages, &trans->system->package_pool); reqpkg; reqpkg = list_next(reqpkg)) {
danw@154
  2554
				if (!bitarray_get(&trans->syspkgs, reqpkg->data))
danw@154
  2555
					continue;
danw@154
  2556
				pkg = &spkgs[reqpkg->data];
danw@154
  2557
				if (prop_is_being_updated(trans, sp)) {
danw@160
  2558
					add_transaction_package(trans, NULL, pkg,
danw@160
  2559
								RAZOR_PACKAGE_FORCED_UPDATE,
danw@160
  2560
								removed_package, NULL);
danw@154
  2561
				} else {
danw@154
  2562
					add_transaction_package(trans, NULL, pkg,
danw@154
  2563
								RAZOR_PACKAGE_REMOVE,
danw@154
  2564
								removed_package, sr);
danw@154
  2565
				}
danw@154
  2566
			}
danw@154
  2567
		}
danw@154
  2568
	}
danw@154
  2569
}
danw@129
  2570
krh@208
  2571
void
krh@208
  2572
razor_transaction_install_package(struct razor_transaction *transaction,
krh@208
  2573
				  struct razor_package *package)
krh@208
  2574
{
krh@208
  2575
	add_transaction_package(transaction, package, NULL,
krh@208
  2576
				RAZOR_PACKAGE_INSTALL, NULL, NULL);
krh@208
  2577
}
krh@208
  2578
krh@208
  2579
void
krh@208
  2580
razor_transaction_remove_package(struct razor_transaction *transaction,
krh@208
  2581
				 struct razor_package *package)
krh@208
  2582
{
krh@208
  2583
	add_transaction_package(transaction, NULL, package,
krh@208
  2584
				RAZOR_PACKAGE_REMOVE, NULL, NULL);
krh@208
  2585
}
krh@208
  2586
krh@208
  2587
void
krh@208
  2588
razor_transaction_update_all(struct razor_transaction *trans)
krh@208
  2589
{
krh@208
  2590
	struct razor_package *sp, *spkgs, *send, *up, *upkgs, *uend;
krh@208
  2591
	const char *spool, *upool;
krh@208
  2592
krh@208
  2593
	spkgs = trans->system->packages.data;
krh@208
  2594
	send = trans->system->packages.data + trans->system->packages.size;
krh@208
  2595
	spool = trans->system->string_pool.data;
krh@208
  2596
	up = upkgs = trans->upstream->packages.data;
krh@208
  2597
	uend = trans->upstream->packages.data + trans->upstream->packages.size;
krh@208
  2598
	upool = trans->upstream->string_pool.data;
krh@208
  2599
krh@208
  2600
	for (sp = spkgs; sp < send; sp++) {
krh@208
  2601
		while (up < uend && strcmp(&spool[sp->name], &upool[up->name]) > 0)
krh@208
  2602
			up++;
krh@208
  2603
		if (strcmp(&spool[sp->name], &upool[up->name]) == 0 &&
krh@208
  2604
		    versioncmp(&spool[sp->version], &upool[up->version]) < 0) {
krh@208
  2605
			add_transaction_package(trans, up, sp,
krh@208
  2606
						RAZOR_PACKAGE_INSTALL,
krh@208
  2607
						NULL, NULL);
krh@208
  2608
		}
krh@208
  2609
	}
krh@208
  2610
}
krh@208
  2611
danw@137
  2612
struct razor_transaction *
krh@208
  2613
razor_transaction_create(struct razor_set *system, struct razor_set *upstream)
danw@137
  2614
{
krh@191
  2615
	struct razor_transaction *trans;
krh@208
  2616
	int count;
danw@137
  2617
krh@191
  2618
	trans = zalloc(sizeof *trans);
krh@191
  2619
krh@191
  2620
	trans->system = system;
krh@191
  2621
	trans->upstream = upstream ? upstream : razor_set_create();
krh@191
  2622
	array_init(&trans->packages);
krh@208
  2623
	count = trans->system->packages.size / sizeof (struct razor_package);
krh@208
  2624
	bitarray_init(&trans->syspkgs, count, 1);
krh@208
  2625
	count = trans->upstream->packages.size / sizeof (struct razor_package);
krh@208
  2626
	bitarray_init(&trans->uppkgs, count, 0);
krh@208
  2627
krh@208
  2628
	return trans;
krh@208
  2629
}
krh@208
  2630
krh@208
  2631
static void
krh@208
  2632
resolve_transaction(struct razor_transaction *trans)
krh@208
  2633
{
krh@208
  2634
	int start, end;
krh@208
  2635
krh@208
  2636
	if (trans->package_count > 0)
krh@208
  2637
		/* Already did this, return. */
krh@208
  2638
		return;
danw@137
  2639
danw@137
  2640
	start = 0;
krh@191
  2641
	end = trans->packages.size / sizeof (struct razor_transaction_package);
danw@137
  2642
danw@160
  2643
	while (start != end) {
krh@191
  2644
		resolve_new_packages(trans, start, end);
krh@191
  2645
		if (trans->errors)
danw@160
  2646
			break;
danw@160
  2647
krh@191
  2648
		razor_transaction_satisfy(trans);
danw@137
  2649
danw@137
  2650
		start = end;
krh@191
  2651
		end = trans->packages.size / sizeof (struct razor_transaction_package);
danw@137
  2652
	}
danw@137
  2653
krh@191
  2654
	trans->package_count = end;
danw@137
  2655
}
danw@137
  2656
danw@137
  2657
const char * const razor_version_relations[] = {
danw@137
  2658
	/* same order as enum razor_version_relation */
danw@137
  2659
	"<", "<=", "=", ">=", ">"
danw@137
  2660
};
danw@137
  2661
danw@140
  2662
const char * const razor_property_types[] = {
danw@140
  2663
	/* same order as enum razor_property_type */
danw@140
  2664
	"requires", "provides", "conflicts with", "obsoletes"
danw@140
  2665
};
danw@140
  2666
danw@169
  2667
static void
danw@169
  2668
print_requirement(struct razor_transaction_package *p)
danw@169
  2669
{
danw@169
  2670
	if (p->dep_type == RAZOR_PROPERTY_CONFLICTS &&
danw@169
  2671
	    !strcmp(p->dep_package, p->name)) {
danw@169
  2672
		printf(" because %s %s conflicts with %s",
danw@169
  2673
		       p->name, p->old_version, p->dep_property);
danw@169
  2674
		if (*p->dep_version) {
danw@169
  2675
			printf(" %s %s",
danw@169
  2676
			       razor_version_relations[p->dep_relation],
danw@169
  2677
			       p->dep_version);
danw@169
  2678
		}
danw@169
  2679
	} else {
danw@169
  2680
		if (strcmp(p->name, p->dep_package) != 0)
danw@169
  2681
			printf(" for %s", p->dep_package);
danw@169
  2682
		if (*p->dep_version) {
danw@169
  2683
			printf(", which %s %s %s %s",
danw@169
  2684
			       razor_property_types[p->dep_type],
danw@169
  2685
			       p->dep_property,
danw@169
  2686
			       razor_version_relations[p->dep_relation],
danw@169
  2687
			       p->dep_version);
danw@169
  2688
		} else if (strcmp(p->dep_property, p->name) != 0) {
danw@169
  2689
			printf(", which %s %s",
danw@169
  2690
			       razor_property_types[p->dep_type],
danw@169
  2691
			       p->dep_property);
danw@169
  2692
		}
danw@169
  2693
	}
danw@169
  2694
}
danw@169
  2695
krh@190
  2696
int
danw@137
  2697
razor_transaction_describe(struct razor_transaction *trans)
danw@137
  2698
{
danw@137
  2699
	struct razor_transaction_package *p, *pend, *tps;
danw@137
  2700
	int errors_only = 0;
danw@137
  2701
krh@208
  2702
	resolve_transaction(trans);
krh@208
  2703
krh@191
  2704
	tps = trans->packages.data;
krh@191
  2705
	pend = trans->packages.data + trans->packages.size;
krh@191
  2706
	for (p = trans->packages.data; p < pend; p++) {
danw@137
  2707
		switch (p->state) {
danw@137
  2708
		case RAZOR_PACKAGE_INSTALL:
danw@137
  2709
			if (errors_only)
danw@137
  2710
				break;
danw@137
  2711
danw@147
  2712
			printf("Installing %s %s", p->name, p->new_version);
danw@169
  2713
			if (p->dep_package)
danw@169
  2714
				print_requirement(p);
danw@137
  2715
			printf("\n");
danw@137
  2716
			break;
danw@137
  2717
danw@154
  2718
		case RAZOR_PACKAGE_FORCED_UPDATE:
danw@154
  2719
			if (errors_only)
danw@154
  2720
				break;
danw@154
  2721
danw@154
  2722
			printf("Updating %s to %s due to update of %s\n",
danw@154
  2723
			       p->name, p->new_version, p->dep_package);
danw@154
  2724
			break;
danw@154
  2725
danw@137
  2726
		case RAZOR_PACKAGE_REMOVE:
danw@137
  2727
			if (errors_only)
danw@137
  2728
				break;
danw@147
  2729
			printf("Removing %s %s", p->name, p->old_version);
danw@145
  2730
			if (p->dep_package) {
danw@154
  2731
				printf(" which required %s",
danw@154
  2732
				       p->dep_package);
danw@162
  2733
				if (strcmp(p->dep_property, p->dep_package) != 0)
danw@154
  2734
					printf(" for %s", p->dep_property);
danw@154
  2735
			}
danw@154
  2736
			printf("\n");
danw@154
  2737
			break;
danw@154
  2738
danw@154
  2739
		case RAZOR_PACKAGE_OBSOLETED:
danw@154
  2740
			if (errors_only)
danw@154
  2741
				break;
danw@154
  2742
			printf("Removing %s %s", p->name, p->old_version);
danw@154
  2743
			if (p->dep_package) {
danw@154
  2744
				printf(" which is obsoleted by %s",
danw@154
  2745
				       p->dep_package);
danw@137
  2746
			}
danw@137
  2747
			printf("\n");
danw@137
  2748
			break;
danw@137
  2749
danw@145
  2750
		case RAZOR_PACKAGE_INSTALL_UNAVAILABLE:
danw@169
  2751
			printf("Error: can't find %s", p->name);
danw@169
  2752
			if (p->dep_package) {
danw@169
  2753
				printf(" (which is required");
danw@169
  2754
				print_requirement(p);
danw@169
  2755
				printf(")");
danw@169
  2756
			}
danw@169
  2757
			printf("\n");
danw@169
  2758
			errors_only = 1;
danw@169
  2759
			break;
danw@169
  2760
danw@169
  2761
		case RAZOR_PACKAGE_UPDATE_UNAVAILABLE:
danw@169
  2762
			printf("Error: can't find an updated version of %s (which must be updated due to update of %s)\n",
danw@169
  2763
			       p->name, p->dep_package);
danw@137
  2764
			errors_only = 1;
danw@137
  2765
			break;
danw@137
  2766
danw@145
  2767
		case RAZOR_PACKAGE_REMOVE_NOT_INSTALLED:
danw@145
  2768
			printf("Error: can't remove %s: not installed\n", p->name);
danw@137
  2769
			errors_only = 1;
danw@137
  2770
			break;
danw@137
  2771
danw@145
  2772
		case RAZOR_PACKAGE_UP_TO_DATE:
danw@169
  2773
			printf("Error: can't update %s", p->name);
danw@169
  2774
			if (p->dep_package)
danw@169
  2775
				printf(" (which must be updated due to update of %s)", p->dep_package);
danw@169
  2776
			printf(": %s is most recent version\n", p->old_version);
danw@145
  2777
			errors_only = 1;
danw@145
  2778
			break;
danw@145
  2779
danw@145
  2780
		case RAZOR_PACKAGE_CONTRADICTION:
danw@147
  2781
			printf("Error: package %s is marked for both installation and removal\n", p->name);
danw@145
  2782
			errors_only = 1;
danw@145
  2783
			break;
danw@145
  2784
danw@145
  2785
		case RAZOR_PACKAGE_OLD_CONFLICT:
danw@145
  2786
			printf("Error: can't install %s, because installed package %s conflicts with ",
danw@145
  2787
			       p->name, p->dep_package);
danw@145
  2788
			if (*p->dep_version) {
danw@145
  2789
				printf("%s %s %s",
danw@145
  2790
				       p->dep_property,
danw@145
  2791
				       razor_version_relations[p->dep_relation],
danw@145
  2792
				       p->dep_version);
danw@145
  2793
			} else
danw@145
  2794
				printf("it");
danw@145
  2795
			printf("\n");
danw@145
  2796
danw@145
  2797
			errors_only = 1;
danw@145
  2798
			break;
danw@145
  2799
danw@145
  2800
		case RAZOR_PACKAGE_NEW_CONFLICT:
danw@145
  2801
			printf("Error: can't install %s, because it conflicts with %s",
danw@145
  2802
			       p->name, p->dep_package);
danw@145
  2803
			if (*p->dep_version) {
danw@145
  2804
				printf(" %s %s",
danw@145
  2805
				       razor_version_relations[p->dep_relation],
danw@145
  2806
				       p->dep_version);
danw@145
  2807
			}
danw@145
  2808
			printf("\n");
danw@145
  2809
danw@145
  2810
			errors_only = 1;
danw@145
  2811
			break;
danw@145
  2812
danw@145
  2813
		case RAZOR_PACKAGE_UNSATISFIABLE:
danw@145
  2814
			printf("Error: can't find package for %s", p->dep_property);
danw@145
  2815
			if (*p->dep_version) {
danw@145
  2816
				printf(" %s %s",
danw@145
  2817
					razor_version_relations[p->dep_relation],
danw@145
  2818
					p->dep_version);
danw@145
  2819
			}
danw@145
  2820
			printf(" which is required by %s\n",
danw@145
  2821
				p->dep_package);
danw@140
  2822
			errors_only = 1;
danw@140
  2823
			break;
danw@140
  2824
danw@137
  2825
		default:
danw@137
  2826
			/* Shouldn't actually happen */
danw@137
  2827
			break;
danw@137
  2828
		}
danw@137
  2829
	}
krh@190
  2830
krh@190
  2831
	return trans->errors;
krh@190
  2832
}
krh@190
  2833
krh@190
  2834
int
krh@190
  2835
razor_transaction_unsatisfied_property(struct razor_transaction *trans,
krh@190
  2836
				       const char *name,
krh@190
  2837
				       enum razor_version_relation rel,
krh@190
  2838
				       const char *version)
krh@190
  2839
{
krh@190
  2840
	struct razor_transaction_package *p, *end;
krh@190
  2841
krh@208
  2842
	resolve_transaction(trans);
krh@208
  2843
krh@191
  2844
	end = trans->packages.data + trans->packages.size;
krh@191
  2845
	for (p = trans->packages.data; p < end; p++) {
krh@190
  2846
		if (p->state != RAZOR_PACKAGE_UNSATISFIABLE)
krh@190
  2847
			continue;
krh@190
  2848
		if (strcmp(name, p->dep_property) != 0 ||
krh@190
  2849
		    rel != p->dep_relation ||
krh@190
  2850
		    strcmp(version, p->dep_version) != 0)
krh@190
  2851
			continue;
krh@190
  2852
krh@190
  2853
		return 1;
krh@190
  2854
	}
krh@190
  2855
krh@190
  2856
	return 0;
danw@137
  2857
}
danw@137
  2858
danw@137
  2859
struct razor_set *
krh@196
  2860
razor_transaction_finish(struct razor_transaction *trans)
danw@137
  2861
{
danw@137
  2862
	struct array install_packages, remove_packages;
danw@137
  2863
	struct razor_merger *merger;
danw@137
  2864
	struct razor_package *pkg, *i, *iend, *r, *rend, *s, *send;
krh@196
  2865
	struct razor_set *set;
danw@137
  2866
	struct source *source1, *source2;
danw@137
  2867
	char *spool, *ipool, *rpool;
danw@137
  2868
	uint32_t *map;
krh@191
  2869
	struct razor_transaction_package *p, *end;
krh@191
  2870
	int cmp;
danw@137
  2871
krh@208
  2872
	resolve_transaction(trans);
krh@208
  2873
danw@137
  2874
	/* FIXME */
danw@137
  2875
	if (trans->errors)
danw@137
  2876
		return NULL;
danw@137
  2877
danw@137
  2878
	/* Sort the transaction packages into two arrays */
danw@137
  2879
	array_init(&install_packages);
danw@137
  2880
	array_init(&remove_packages);
krh@191
  2881
krh@191
  2882
	end = trans->packages.data + trans->packages.size;
krh@191
  2883
	for (p = trans->packages.data; p < end; p++) {
krh@191
  2884
		if (p->new_package) {
danw@137
  2885
			pkg = array_add(&install_packages, sizeof *pkg);
krh@191
  2886
			*pkg = *p->new_package;
danw@147
  2887
		} else {
danw@137
  2888
			pkg = array_add(&remove_packages, sizeof *pkg);
krh@191
  2889
			*pkg = *p->old_package;
danw@147
  2890
		}
danw@137
  2891
	}
krh@186
  2892
	map = razor_qsort_with_data(install_packages.data,
krh@186
  2893
				    install_packages.size / sizeof *pkg,
krh@186
  2894
				    sizeof *pkg,
krh@186
  2895
				    compare_packages,
krh@186
  2896
				    trans->upstream);
danw@137
  2897
	free(map);
krh@186
  2898
	map = razor_qsort_with_data(remove_packages.data,
krh@186
  2899
				    remove_packages.size / sizeof *pkg,
krh@186
  2900
				    sizeof *pkg,
krh@186
  2901
				    compare_packages,
krh@186
  2902
				    trans->system);
danw@137
  2903
	free(map);
danw@137
  2904
danw@137
  2905
	merger = razor_merger_create(trans->system, trans->upstream);
danw@137
  2906
danw@137
  2907
	source1 = &merger->source1;
danw@137
  2908
	source2 = &merger->source2;
danw@137
  2909
danw@137
  2910
	i = install_packages.data;
danw@137
  2911
	iend = install_packages.data + install_packages.size;
danw@137
  2912
	ipool = trans->upstream->string_pool.data;
danw@137
  2913
danw@137
  2914
	r = remove_packages.data;
danw@137
  2915
	rend = remove_packages.data + remove_packages.size;
danw@137
  2916
	rpool = trans->system->string_pool.data;
danw@137
  2917
danw@137
  2918
	s = trans->system->packages.data;
danw@137
  2919
	send = trans->system->packages.data + trans->system->packages.size;
danw@137
  2920
	spool = trans->system->string_pool.data;
danw@137
  2921
danw@137
  2922
	while (s < send || i < iend) {
danw@137
  2923
		/* Check if s is being removed */
danw@137
  2924
		if (s < send && r < rend &&
danw@137
  2925
		    s->name == r->name && s->version && r->version) {
danw@137
  2926
			s++;
danw@137
  2927
			r++;
danw@137
  2928
			continue;
danw@137
  2929
		}
danw@137
  2930
danw@137
  2931
		if (s < send && i < iend)
danw@137
  2932
			cmp = strcmp(&spool[s->name], &ipool[i->name]);
danw@137
  2933
		else if (s < send)
danw@137
  2934
			cmp = -1;
danw@137
  2935
		else
danw@137
  2936
			cmp = 1;
danw@137
  2937
		if (cmp < 0) {
danw@137
  2938
			add_package(merger, s, source1, 0);
danw@137
  2939
			s++;
danw@137
  2940
		} else if (cmp == 0) {
danw@137
  2941
			add_package(merger, i, source2, UPSTREAM_SOURCE);
danw@137
  2942
			s++;
danw@137
  2943
			i++;
danw@137
  2944
		} else {
danw@137
  2945
			add_package(merger, i, source2, UPSTREAM_SOURCE);
danw@137
  2946
			i++;
danw@137
  2947
		}
danw@137
  2948
	}
danw@137
  2949
danw@137
  2950
	array_release(&install_packages);
danw@137
  2951
	array_release(&remove_packages);
danw@137
  2952
krh@196
  2953
	set = razor_merger_finish(merger);
krh@196
  2954
	razor_transaction_destroy(trans);
krh@196
  2955
krh@196
  2956
	return set;
danw@137
  2957
}
danw@137
  2958
danw@137
  2959
void
danw@137
  2960
razor_transaction_destroy(struct razor_transaction *trans)
danw@137
  2961
{
krh@191
  2962
	struct razor_transaction_package *p, *end;
krh@191
  2963
krh@191
  2964
	end = trans->packages.data + trans->packages.size;
krh@191
  2965
	for (p = trans->packages.data; p < end; p++) {
krh@191
  2966
		if (!p->dep_package &&
krh@191
  2967
		    (p->state == RAZOR_PACKAGE_INSTALL_UNAVAILABLE ||
krh@191
  2968
		     p->state == RAZOR_PACKAGE_REMOVE_NOT_INSTALLED))
krh@191
  2969
			free((char *)p->name);
danw@137
  2970
	}
krh@195
  2971
krh@195
  2972
	array_release(&trans->packages);
krh@195
  2973
	bitarray_release(&trans->syspkgs);
krh@195
  2974
	bitarray_release(&trans->uppkgs);
danw@137
  2975
	free(trans);
danw@137
  2976
danw@137
  2977
	/* FIXME: free upstream if it was created as an empty set */
danw@137
  2978
}