razor.c
author Kristian H?gsberg <krh@redhat.com>
Sun Apr 06 23:35:46 2008 -0400 (2008-04-06)
changeset 192 55b177b689c0
parent 191 6e94ebe58141
child 195 7a53d1711083
permissions -rw-r--r--
Also store the package arch in the pacakge set file.
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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(struct razor_set *set, const char *filename)
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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, fd;
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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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	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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	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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	close(fd);
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	return 0;
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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
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		return strcmp(&pool[pkg1->name], &pool[pkg2->name]);
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}
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static int
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compare_properties(const void *p1, const void *p2, void *data)
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{
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	const struct razor_property *prop1 = p1, *prop2 = p2;
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	struct razor_set *set = data;
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	char *pool = set->string_pool.data;
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	if (prop1->name != prop2->name) 
danw@119
   417
		return strcmp(&pool[prop1->name], &pool[prop2->name]);
danw@119
   418
	else if (prop1->type != prop2->type)
danw@119
   419
		return prop1->type - prop2->type;
danw@119
   420
	else if (prop1->relation != prop2->relation)
danw@119
   421
		return prop1->relation - prop2->relation;
krh@12
   422
	else
danw@119
   423
		return versioncmp(&pool[prop1->version], &pool[prop2->version]);
krh@9
   424
}
krh@9
   425
danw@108
   426
static uint32_t *
krh@66
   427
uniqueify_properties(struct razor_set *set)
krh@9
   428
{
krh@25
   429
	struct razor_property *rp, *up, *rp_end;
krh@18
   430
	struct array *pkgs, *p;
danw@117
   431
	struct list_head *r;
danw@117
   432
	uint32_t *map, *rmap;
krh@18
   433
	int i, count, unique;
krh@9
   434
krh@66
   435
	count = set->properties.size / sizeof(struct razor_property);
krh@186
   436
	map = razor_qsort_with_data(set->properties.data,
krh@186
   437
				    count,
krh@186
   438
				    sizeof(struct razor_property),
krh@186
   439
				    compare_properties,
krh@186
   440
				    set);
krh@9
   441
krh@66
   442
	rp_end = set->properties.data + set->properties.size;
krh@25
   443
	rmap = malloc(count * sizeof *map);
krh@25
   444
	pkgs = zalloc(count * sizeof *pkgs);
krh@66
   445
	for (rp = set->properties.data, up = rp, i = 0; rp < rp_end; rp++, i++) {
danw@119
   446
		if (rp->name != up->name || rp->type != up->type ||
danw@119
   447
		    rp->relation != up->relation || rp->version != up->version) {
krh@25
   448
			up++;
krh@25
   449
			up->name = rp->name;
danw@119
   450
			up->flags = 0;
danw@119
   451
			up->type = rp->type;
danw@109
   452
			up->relation = rp->relation;
krh@25
   453
			up->version = rp->version;
krh@10
   454
		}
krh@25
   455
krh@66
   456
		unique = up - (struct razor_property *) set->properties.data;
krh@25
   457
		rmap[map[i]] = unique;
krh@25
   458
		r = array_add(&pkgs[unique], sizeof *r);
krh@25
   459
		*r = rp->packages;
krh@10
   460
	}
krh@25
   461
	free(map);
krh@9
   462
danw@124
   463
	if (up != rp)
danw@124
   464
		up++;
krh@66
   465
	set->properties.size = (void *) up - set->properties.data;
krh@25
   466
	rp_end = up;
krh@66
   467
	for (rp = set->properties.data, p = pkgs; rp < rp_end; rp++, p++) {
danw@124
   468
		list_set_array(&rp->packages, &set->package_pool, p, 0);
krh@25
   469
		array_release(p);
krh@18
   470
	}
krh@18
   471
krh@18
   472
	free(pkgs);
krh@18
   473
krh@25
   474
	return rmap;
krh@10
   475
}
krh@10
   476
krh@48
   477
static int
krh@48
   478
compare_filenames(const void *p1, const void *p2, void *data)
krh@48
   479
{
krh@52
   480
	const struct import_entry *e1 = p1;
krh@52
   481
	const struct import_entry *e2 = p2;
danw@126
   482
	const char *n1 = e1->name;
danw@126
   483
	const char *n2 = e2->name;
krh@48
   484
danw@126
   485
	/* Need to make sure that the contents of a directory
danw@126
   486
	 * are sorted immediately after it. So "foo/bar" has to
danw@126
   487
	 * sort before "foo.conf"
danw@126
   488
	 *
danw@126
   489
	 * FIXME: this is about 60% slower than strcmp
danw@126
   490
	 */
danw@126
   491
	while (*n1 && *n2) {
danw@126
   492
		if (*n1 < *n2)
danw@126
   493
			return *n2 == '/' ? 1 : -1;
danw@126
   494
		else if (*n1 > *n2)
danw@126
   495
			return *n1 == '/' ? -1 : 1;
danw@126
   496
		n1++;
danw@126
   497
		n2++;
danw@126
   498
	}
danw@126
   499
	if (*n1)
danw@126
   500
		return 1;
danw@126
   501
	else if (*n2)
danw@126
   502
		return -1;
danw@126
   503
	else
danw@126
   504
		return 0;
krh@48
   505
}
krh@48
   506
krh@48
   507
static void
krh@52
   508
count_entries(struct import_directory *d)
krh@48
   509
{
krh@52
   510
	struct import_directory *p, *end;
krh@48
   511
krh@48
   512
	p = d->files.data;
krh@48
   513
	end = d->files.data + d->files.size;
krh@48
   514
	d->count = 0;
krh@48
   515
	while (p < end) {
krh@48
   516
		count_entries(p);
krh@48
   517
		d->count += p->count + 1;
krh@48
   518
		p++;
krh@48
   519
	}		
krh@48
   520
}
krh@48
   521
krh@48
   522
static void
krh@52
   523
serialize_files(struct razor_set *set,
krh@52
   524
		struct import_directory *d, struct array *array)
krh@48
   525
{
krh@52
   526
	struct import_directory *p, *end;
krh@56
   527
	struct razor_entry *e = NULL;
danw@114
   528
	uint32_t s;
krh@48
   529
krh@48
   530
	p = d->files.data;
krh@48
   531
	end = d->files.data + d->files.size;
krh@48
   532
	s = array->size / sizeof *e + d->files.size / sizeof *p;
krh@48
   533
	while (p < end) {
krh@48
   534
		e = array_add(array, sizeof *e);
krh@48
   535
		e->name = p->name;
danw@120
   536
		e->flags = 0;
krh@56
   537
		e->start = p->count > 0 ? s : 0;
krh@48
   538
		s += p->count;
krh@60
   539
danw@124
   540
		list_set_array(&e->packages, &set->package_pool, &p->packages, 0);
krh@52
   541
		array_release(&p->packages);
krh@48
   542
		p++;
krh@48
   543
	}		
krh@56
   544
	if (e != NULL)
danw@120
   545
		e->flags |= RAZOR_ENTRY_LAST;
krh@48
   546
krh@48
   547
	p = d->files.data;
krh@48
   548
	end = d->files.data + d->files.size;
krh@48
   549
	while (p < end) {
krh@52
   550
		serialize_files(set, p, array);
krh@48
   551
		p++;
krh@48
   552
	}
krh@48
   553
}
krh@48
   554
krh@48
   555
static void
danw@108
   556
remap_property_package_links(struct array *properties, uint32_t *rmap)
krh@61
   557
{
krh@61
   558
	struct razor_property *p, *end;
krh@61
   559
krh@61
   560
	end = properties->data + properties->size;
krh@61
   561
	for (p = properties->data; p < end; p++)
danw@117
   562
		list_remap_head(&p->packages, rmap);
krh@61
   563
}
krh@61
   564
krh@61
   565
static void
krh@48
   566
build_file_tree(struct razor_importer *importer)
krh@48
   567
{
krh@48
   568
	int count, i, length;
krh@52
   569
	struct import_entry *filenames;
krh@52
   570
	char *f, *end;
danw@108
   571
	uint32_t name, *r;
krh@48
   572
	char dirname[256];
krh@52
   573
	struct import_directory *d, root;
krh@48
   574
	struct razor_entry *e;
krh@48
   575
krh@52
   576
	count = importer->files.size / sizeof (struct import_entry);
krh@186
   577
	razor_qsort_with_data(importer->files.data,
krh@186
   578
			      count,
krh@186
   579
			      sizeof (struct import_entry),
krh@186
   580
			      compare_filenames,
krh@186
   581
			      NULL);
krh@48
   582
krh@95
   583
	root.name = hashtable_tokenize(&importer->table, "");
krh@48
   584
	array_init(&root.files);
krh@52
   585
	array_init(&root.packages);
krh@48
   586
	root.last = NULL;
krh@48
   587
krh@48
   588
	filenames = importer->files.data;
krh@48
   589
	for (i = 0; i < count; i++) {
krh@52
   590
		f = filenames[i].name;
krh@48
   591
		if (*f != '/')
krh@48
   592
			continue;
krh@57
   593
		f++;
krh@48
   594
krh@48
   595
		d = &root;
krh@48
   596
		while (*f) {
krh@57
   597
			end = strchr(f, '/');
krh@48
   598
			if (end == NULL)
krh@48
   599
				end = f + strlen(f);
krh@57
   600
			length = end - f;
krh@57
   601
			memcpy(dirname, f, length);
krh@48
   602
			dirname[length] ='\0';
krh@95
   603
			name = hashtable_tokenize(&importer->table, dirname);
krh@48
   604
			if (d->last == NULL || d->last->name != name) {
krh@48
   605
				d->last = array_add(&d->files, sizeof *d);
krh@48
   606
				d->last->name = name;
krh@48
   607
				d->last->last = NULL;
krh@48
   608
				array_init(&d->last->files);
krh@52
   609
				array_init(&d->last->packages);
krh@48
   610
			}
krh@48
   611
			d = d->last;				
krh@57
   612
			f = end + 1;
krh@57
   613
			if (*end == '\0')
krh@57
   614
				break;
krh@48
   615
		}
krh@48
   616
krh@52
   617
		r = array_add(&d->packages, sizeof *r);
krh@52
   618
		*r = filenames[i].package;
krh@52
   619
		free(filenames[i].name);
krh@48
   620
	}
krh@48
   621
krh@48
   622
	count_entries(&root);
krh@150
   623
	e = importer->set->files.data;
danw@120
   624
	e->name = root.name;
danw@120
   625
	e->flags = RAZOR_ENTRY_LAST;
danw@129
   626
	e->start = importer->files.size ? 1 : 0;
danw@117
   627
	list_set_empty(&e->packages);
krh@48
   628
krh@56
   629
	serialize_files(importer->set, &root, &importer->set->files);
krh@48
   630
krh@48
   631
	array_release(&importer->files);
krh@48
   632
}
krh@48
   633
danw@159
   634
static struct razor_entry *
danw@159
   635
find_entry(struct razor_set *set, struct razor_entry *dir, const char *pattern);
danw@159
   636
danw@159
   637
static void
danw@159
   638
list_to_array(struct list *list, struct array *array)
danw@159
   639
{
danw@159
   640
	uint32_t *item;
danw@159
   641
danw@159
   642
	while (list) {
danw@159
   643
		 item = array_add(array, sizeof *item);
danw@159
   644
		 *item = list->data;
danw@159
   645
		 list = list_next(list);
danw@159
   646
	}
danw@159
   647
}
danw@159
   648
danw@159
   649
static int
danw@159
   650
compare_file_requires(const void *p1, const void *p2, void *data)
danw@159
   651
{
danw@159
   652
	uint32_t *f1 = (void *)p1, *f2 = (void *)p2;
danw@159
   653
	const char *pool = data;
danw@159
   654
danw@159
   655
	return strcmp(&pool[*f1], &pool[*f2]);
danw@159
   656
}
danw@159
   657
danw@159
   658
static void
danw@159
   659
find_file_provides(struct razor_importer *importer)
danw@159
   660
{
danw@159
   661
	struct razor_property *prop;
danw@159
   662
	struct razor_entry *top, *entry;
danw@159
   663
	struct razor_package *packages;
danw@163
   664
	struct array pkgprops;
danw@163
   665
	struct list *pkg;
danw@163
   666
	uint32_t *req, *req_start, *req_end;
danw@163
   667
	uint32_t *map, *newprop;
danw@159
   668
	char *pool;
danw@159
   669
danw@159
   670
	pool = importer->set->string_pool.data;
danw@159
   671
	packages = importer->set->packages.data;
danw@159
   672
	top = importer->set->files.data;
danw@159
   673
danw@159
   674
	req = req_start = importer->file_requires.data;
danw@159
   675
	req_end = importer->file_requires.data + importer->file_requires.size;
krh@186
   676
	map = razor_qsort_with_data(req, req_end - req, sizeof *req,
krh@186
   677
				    compare_file_requires, pool);
danw@159
   678
	free(map);
danw@159
   679
danw@159
   680
	for (req = req_start; req < req_end; req++) {
danw@159
   681
		if (req > req_start && req[0] == req[-1])
danw@159
   682
			continue;
danw@159
   683
		entry = find_entry(importer->set, top, &pool[*req]);
danw@163
   684
		if (!entry)
danw@163
   685
			continue;
danw@163
   686
danw@163
   687
		for (pkg = list_first(&entry->packages, &importer->set->package_pool); pkg; pkg = list_next(pkg)) {
danw@159
   688
			prop = array_add(&importer->set->properties, sizeof *prop);
danw@159
   689
			prop->name = *req;
danw@159
   690
			prop->type = RAZOR_PROPERTY_PROVIDES;
danw@159
   691
			prop->relation = RAZOR_VERSION_EQUAL;
danw@159
   692
			prop->version = hashtable_tokenize(&importer->table, "");
danw@163
   693
			list_set_ptr(&prop->packages, pkg->data);
danw@163
   694
danw@163
   695
			/* Update property list of pkg */
danw@163
   696
			array_init(&pkgprops);
danw@163
   697
			list_to_array(list_first(&packages[pkg->data].properties, &importer->set->property_pool), &pkgprops);
danw@163
   698
			newprop = array_add(&pkgprops, sizeof *newprop);
danw@163
   699
			*newprop = prop - (struct razor_property *)importer->set->properties.data;
danw@163
   700
			list_set_array(&packages[pkg->data].properties, &importer->set->property_pool, &pkgprops, 1);
danw@163
   701
			array_release(&pkgprops);
danw@159
   702
		}
danw@159
   703
	}
danw@159
   704
danw@159
   705
	array_release(&importer->file_requires);
danw@159
   706
}
danw@159
   707
krh@56
   708
static void
danw@108
   709
build_package_file_lists(struct razor_set *set, uint32_t *rmap)
krh@54
   710
{
krh@56
   711
	struct razor_package *p, *packages;
krh@56
   712
	struct array *pkgs;
krh@54
   713
	struct razor_entry *e, *end;
danw@117
   714
	struct list *r;
danw@117
   715
	uint32_t *q;
krh@56
   716
	int i, count;
krh@54
   717
krh@56
   718
	count = set->packages.size / sizeof *p;
krh@56
   719
	pkgs = zalloc(count * sizeof *pkgs);
krh@54
   720
krh@56
   721
	end = set->files.data + set->files.size;
krh@92
   722
	for (e = set->files.data; e < end; e++) {
danw@117
   723
		list_remap_head(&e->packages, rmap);
danw@116
   724
		r = list_first(&e->packages, &set->package_pool);
danw@116
   725
		while (r) {
danw@117
   726
			q = array_add(&pkgs[r->data], sizeof *q);
krh@56
   727
			*q = e - (struct razor_entry *) set->files.data;
danw@116
   728
			r = list_next(r);
krh@54
   729
		}
krh@54
   730
	}
krh@54
   731
krh@56
   732
	packages = set->packages.data;
krh@56
   733
	for (i = 0; i < count; i++) {
danw@124
   734
		list_set_array(&packages[i].files, &set->file_pool, &pkgs[i], 0);
krh@56
   735
		array_release(&pkgs[i]);
krh@48
   736
	}
krh@56
   737
	free(pkgs);
krh@52
   738
}
krh@52
   739
krh@27
   740
struct razor_set *
krh@30
   741
razor_importer_finish(struct razor_importer *importer)
krh@9
   742
{
krh@30
   743
	struct razor_set *set;
danw@108
   744
	uint32_t *map, *rmap;
krh@39
   745
	int i, count;
krh@18
   746
danw@159
   747
	build_file_tree(importer);
danw@159
   748
	find_file_provides(importer);
danw@159
   749
krh@66
   750
	map = uniqueify_properties(importer->set);
danw@116
   751
	list_remap_pool(&importer->set->property_pool, map);
krh@39
   752
	free(map);
krh@25
   753
krh@30
   754
	count = importer->set->packages.size / sizeof(struct razor_package);
krh@186
   755
	map = razor_qsort_with_data(importer->set->packages.data,
krh@186
   756
				    count,
krh@186
   757
				    sizeof(struct razor_package),
krh@186
   758
				    compare_packages,
krh@186
   759
				    importer->set);
krh@39
   760
krh@39
   761
	rmap = malloc(count * sizeof *rmap);
krh@39
   762
	for (i = 0; i < count; i++)
krh@39
   763
		rmap[map[i]] = i;
krh@25
   764
	free(map);
krh@13
   765
danw@116
   766
	list_remap_pool(&importer->set->package_pool, rmap);
krh@60
   767
	build_package_file_lists(importer->set, rmap);
krh@66
   768
	remap_property_package_links(&importer->set->properties, rmap);
krh@52
   769
	free(rmap);
krh@48
   770
krh@30
   771
	set = importer->set;
krh@78
   772
	hashtable_release(&importer->table);
krh@30
   773
	free(importer);
krh@30
   774
krh@30
   775
	return set;
krh@9
   776
}
krh@9
   777
krh@92
   778
struct razor_package_iterator {
krh@92
   779
	struct razor_set *set;
krh@92
   780
	struct razor_package *package, *end;
danw@117
   781
	struct list *index;
krh@92
   782
};
krh@92
   783
danw@137
   784
static struct razor_package_iterator *
krh@101
   785
razor_package_iterator_create_with_index(struct razor_set *set,
danw@117
   786
					 struct list *index)
krh@3
   787
{
krh@92
   788
	struct razor_package_iterator *pi;
krh@92
   789
krh@92
   790
	pi = zalloc(sizeof *pi);
krh@92
   791
	pi->set = set;
krh@101
   792
	pi->index = index;
krh@92
   793
krh@92
   794
	return pi;
krh@92
   795
}
krh@92
   796
krh@101
   797
struct razor_package_iterator *
krh@101
   798
razor_package_iterator_create(struct razor_set *set)
krh@101
   799
{
danw@116
   800
	struct razor_package_iterator *pi;
danw@116
   801
danw@116
   802
	pi = zalloc(sizeof *pi);
danw@116
   803
	pi->set = set;
danw@116
   804
	pi->end = set->packages.data + set->packages.size;
danw@116
   805
	pi->package = set->packages.data;
danw@116
   806
danw@116
   807
	return pi;
krh@101
   808
}
krh@101
   809
krh@101
   810
struct razor_package_iterator *
krh@101
   811
razor_package_iterator_create_for_property(struct razor_set *set,
krh@101
   812
					   struct razor_property *property)
krh@101
   813
{
danw@117
   814
	struct list *index;
krh@101
   815
danw@116
   816
	index = list_first(&property->packages, &set->package_pool);
krh@101
   817
	return razor_package_iterator_create_with_index(set, index);
krh@101
   818
}
krh@101
   819
krh@92
   820
int
krh@92
   821
razor_package_iterator_next(struct razor_package_iterator *pi,
krh@92
   822
			    struct razor_package **package,
krh@192
   823
			    const char **name,
krh@192
   824
			    const char **version,
krh@192
   825
			    const char **arch)
krh@92
   826
{
krh@6
   827
	char *pool;
krh@101
   828
	int valid;
krh@101
   829
	struct razor_package *p, *packages;
krh@3
   830
danw@116
   831
	if (pi->package) {
krh@101
   832
		p = pi->package++;
krh@101
   833
		valid = p < pi->end;
danw@116
   834
	} else if (pi->index) {
danw@116
   835
		packages = pi->set->packages.data;
danw@117
   836
		p = &packages[pi->index->data];
danw@116
   837
		pi->index = list_next(pi->index);
danw@116
   838
		valid = 1;
danw@116
   839
	} else
danw@116
   840
		valid = 0;
krh@92
   841
krh@101
   842
	if (valid) {
krh@101
   843
		pool = pi->set->string_pool.data;
krh@101
   844
		*package = p;
danw@120
   845
		*name = &pool[p->name];
krh@101
   846
		*version = &pool[p->version];
krh@192
   847
		*arch = &pool[p->arch];
krh@101
   848
	} else {
krh@101
   849
		*package = NULL;
krh@101
   850
	}
krh@101
   851
krh@101
   852
	return valid;
krh@92
   853
}
krh@92
   854
krh@92
   855
void
krh@92
   856
razor_package_iterator_destroy(struct razor_package_iterator *pi)
krh@92
   857
{
krh@92
   858
	free(pi);
krh@3
   859
}
krh@3
   860
krh@10
   861
struct razor_package *
krh@10
   862
razor_set_get_package(struct razor_set *set, const char *package)
krh@10
   863
{
krh@97
   864
	struct razor_package_iterator *pi;
krh@97
   865
	struct razor_package *p;
krh@192
   866
	const char *name, *version, *arch;
krh@97
   867
krh@97
   868
	pi = razor_package_iterator_create(set);
krh@192
   869
	while (razor_package_iterator_next(pi, &p, &name, &version, &arch)) {
krh@97
   870
		if (strcmp(package, name) == 0)
krh@97
   871
			break;
krh@97
   872
	}
krh@97
   873
	razor_package_iterator_destroy(pi);
krh@97
   874
krh@97
   875
	return p;
krh@10
   876
}
krh@10
   877
krh@92
   878
struct razor_property_iterator {
krh@92
   879
	struct razor_set *set;
krh@92
   880
	struct razor_property *property, *end;
danw@117
   881
	struct list *index;
krh@92
   882
};
krh@92
   883
krh@92
   884
struct razor_property_iterator *
krh@92
   885
razor_property_iterator_create(struct razor_set *set,
krh@92
   886
			       struct razor_package *package)
krh@92
   887
{
krh@92
   888
	struct razor_property_iterator *pi;
krh@92
   889
krh@92
   890
	pi = zalloc(sizeof *pi);
krh@92
   891
	pi->set = set;
krh@98
   892
danw@116
   893
	if (package) {
danw@117
   894
		pi->index = list_first(&package->properties,
danw@117
   895
				       &set->property_pool);
danw@116
   896
	} else {
danw@116
   897
		pi->property = set->properties.data;
danw@116
   898
		pi->end = set->properties.data + set->properties.size;
danw@116
   899
	}
krh@92
   900
krh@92
   901
	return pi;
krh@92
   902
}
krh@92
   903
krh@92
   904
int
krh@92
   905
razor_property_iterator_next(struct razor_property_iterator *pi,
krh@92
   906
			     struct razor_property **property,
danw@109
   907
			     const char **name,
danw@109
   908
			     enum razor_version_relation *relation,
danw@109
   909
			     const char **version,
krh@92
   910
			     enum razor_property_type *type)
krh@92
   911
{
krh@92
   912
	char *pool;
krh@92
   913
	int valid;
krh@92
   914
	struct razor_property *p, *properties;
krh@92
   915
danw@116
   916
	if (pi->property) {
krh@92
   917
		p = pi->property++;
krh@92
   918
		valid = p < pi->end;
danw@116
   919
	} else if (pi->index) {
danw@116
   920
		properties = pi->set->properties.data;
danw@117
   921
		p = &properties[pi->index->data];
danw@116
   922
		pi->index = list_next(pi->index);
danw@116
   923
		valid = 1;
danw@116
   924
	} else
danw@116
   925
		valid = 0;
krh@92
   926
krh@96
   927
	if (valid) {
krh@96
   928
		pool = pi->set->string_pool.data;
krh@96
   929
		*property = p;
danw@119
   930
		*name = &pool[p->name];
danw@109
   931
		*relation = p->relation;
krh@96
   932
		*version = &pool[p->version];
danw@119
   933
		*type = p->type;
krh@96
   934
	} else {
krh@96
   935
		*property = NULL;
krh@96
   936
	}
krh@92
   937
krh@92
   938
	return valid;
krh@92
   939
}
krh@92
   940
krh@66
   941
void
krh@92
   942
razor_property_iterator_destroy(struct razor_property_iterator *pi)
krh@8
   943
{
krh@92
   944
	free(pi);
krh@10
   945
}
krh@10
   946
krh@56
   947
static struct razor_entry *
krh@56
   948
find_entry(struct razor_set *set, struct razor_entry *dir, const char *pattern)
krh@56
   949
{
krh@56
   950
	struct razor_entry *e;
krh@56
   951
	const char *n, *pool = set->string_pool.data;
krh@56
   952
	int len;
krh@56
   953
krh@56
   954
	e = (struct razor_entry *) set->files.data + dir->start;
krh@56
   955
	do {
danw@120
   956
		n = pool + e->name;
krh@56
   957
		if (strcmp(pattern + 1, n) == 0)
krh@56
   958
			return e;
krh@57
   959
		len = strlen(n);
krh@56
   960
		if (e->start != 0 && strncmp(pattern + 1, n, len) == 0 &&
krh@56
   961
		    pattern[len + 1] == '/') {
krh@56
   962
			return find_entry(set, e, pattern + len + 1);
krh@56
   963
		}
danw@120
   964
	} while (!((e++)->flags & RAZOR_ENTRY_LAST));
krh@56
   965
krh@56
   966
	return NULL;
krh@56
   967
}
krh@56
   968
krh@56
   969
static void
krh@56
   970
list_dir(struct razor_set *set, struct razor_entry *dir,
danw@127
   971
	 char *prefix, const char *pattern)
krh@56
   972
{
krh@56
   973
	struct razor_entry *e;
krh@56
   974
	const char *n, *pool = set->string_pool.data;
krh@56
   975
krh@56
   976
	e = (struct razor_entry *) set->files.data + dir->start;
krh@56
   977
	do {
danw@120
   978
		n = pool + e->name;
krh@56
   979
		if (pattern && pattern[0] && fnmatch(pattern, n, 0) != 0)
krh@56
   980
			continue;
danw@127
   981
		printf("%s/%s\n", prefix, n);
danw@127
   982
		if (e->start) {
danw@127
   983
			char *sub = prefix + strlen (prefix);
danw@127
   984
			*sub = '/';
danw@127
   985
			strcpy (sub + 1, n);
danw@127
   986
			list_dir(set, e, prefix, pattern);
danw@127
   987
			*sub = '\0';
danw@127
   988
		}
danw@120
   989
	} while (!((e++)->flags & RAZOR_ENTRY_LAST));
krh@56
   990
}
krh@56
   991
krh@56
   992
void
krh@56
   993
razor_set_list_files(struct razor_set *set, const char *pattern)
krh@56
   994
{
krh@56
   995
	struct razor_entry *e;
krh@56
   996
	char buffer[512], *p, *base;
krh@56
   997
danw@127
   998
	if (pattern == NULL || !strcmp (pattern, "/")) {
danw@127
   999
		buffer[0] = '\0';
danw@127
  1000
		list_dir(set, set->files.data, buffer, NULL);
danw@127
  1001
		return;
danw@127
  1002
	}
krh@56
  1003
krh@56
  1004
	strcpy(buffer, pattern);
krh@56
  1005
	e = find_entry(set, set->files.data, buffer);
krh@56
  1006
	if (e && e->start > 0) {
krh@56
  1007
		base = NULL;
krh@56
  1008
	} else {
krh@56
  1009
		p = strrchr(buffer, '/');
krh@56
  1010
		if (p) {
krh@56
  1011
			*p = '\0';
krh@56
  1012
			base = p + 1;
krh@56
  1013
		} else {
krh@56
  1014
			base = NULL;
krh@56
  1015
		}
krh@56
  1016
	}
krh@56
  1017
	e = find_entry(set, set->files.data, buffer);
krh@56
  1018
	if (e->start != 0)
krh@56
  1019
		list_dir(set, e, buffer, base);
krh@56
  1020
}
krh@56
  1021
krh@102
  1022
struct razor_package_iterator *
krh@102
  1023
razor_package_iterator_create_for_file(struct razor_set *set,
krh@102
  1024
				       const char *filename)
krh@56
  1025
{
krh@102
  1026
	struct razor_entry *entry;
danw@117
  1027
	struct list *index;
krh@56
  1028
krh@102
  1029
	entry = find_entry(set, set->files.data, filename);
krh@102
  1030
	if (entry == NULL)
krh@102
  1031
		return NULL;
krh@56
  1032
	
danw@116
  1033
	index = list_first(&entry->packages, &set->package_pool);
krh@102
  1034
	return razor_package_iterator_create_with_index(set, index);
krh@56
  1035
}
krh@56
  1036
danw@117
  1037
static struct list *
danw@117
  1038
list_package_files(struct razor_set *set, struct list *r,
danw@108
  1039
		   struct razor_entry *dir, uint32_t end,
krh@56
  1040
		   char *prefix)
krh@56
  1041
{
krh@56
  1042
	struct razor_entry *e, *f, *entries;
danw@108
  1043
	uint32_t next, file;
krh@56
  1044
	char *pool;
krh@56
  1045
	int len;
krh@56
  1046
	
krh@56
  1047
	entries = (struct razor_entry *) set->files.data;
krh@56
  1048
	pool = set->string_pool.data;
krh@56
  1049
krh@56
  1050
	e = entries + dir->start;
krh@56
  1051
	do {
danw@117
  1052
		if (entries + r->data == e) {
danw@120
  1053
			printf("%s/%s\n", prefix, pool + e->name);
danw@116
  1054
			r = list_next(r);
danw@116
  1055
			if (!r)
krh@83
  1056
				return NULL;
danw@117
  1057
			if (r->data >= end)
krh@83
  1058
				return r;
krh@56
  1059
		}
danw@120
  1060
	} while (!((e++)->flags & RAZOR_ENTRY_LAST));
krh@56
  1061
krh@56
  1062
	e = entries + dir->start;
krh@56
  1063
	do {
krh@56
  1064
		if (e->start == 0)
krh@56
  1065
			continue;
krh@56
  1066
danw@120
  1067
		if (e->flags & RAZOR_ENTRY_LAST)
krh@56
  1068
			next = end;
krh@56
  1069
		else {
krh@56
  1070
			f = e + 1; 
danw@120
  1071
			while (f->start == 0 && !(f->flags & RAZOR_ENTRY_LAST))
krh@56
  1072
				f++;
krh@56
  1073
			if (f->start == 0)
krh@56
  1074
				next = end;
krh@56
  1075
			else
krh@56
  1076
				next = f->start;
krh@56
  1077
		}
krh@56
  1078
danw@117
  1079
		file = r->data;
krh@83
  1080
		if (e->start <= file && file < next) {
krh@56
  1081
			len = strlen(prefix);
krh@56
  1082
			prefix[len] = '/';
danw@120
  1083
			strcpy(prefix + len + 1, pool + e->name);
krh@56
  1084
			r = list_package_files(set, r, e, next, prefix);
krh@56
  1085
			prefix[len] = '\0';
krh@56
  1086
		}
danw@120
  1087
	} while (!((e++)->flags & RAZOR_ENTRY_LAST) && r != NULL);
krh@56
  1088
krh@56
  1089
	return r;
krh@56
  1090
}
krh@56
  1091
krh@56
  1092
void
krh@56
  1093
razor_set_list_package_files(struct razor_set *set, const char *name)
krh@56
  1094
{
krh@56
  1095
	struct razor_package *package;
danw@117
  1096
	struct list *r;
danw@117
  1097
	uint32_t end;
krh@56
  1098
	char buffer[512];
krh@56
  1099
krh@56
  1100
	package = razor_set_get_package(set, name);
krh@56
  1101
danw@116
  1102
	r = list_first(&package->files, &set->file_pool);
krh@56
  1103
	end = set->files.size / sizeof (struct razor_entry);
krh@56
  1104
	buffer[0] = '\0';
krh@56
  1105
	list_package_files(set, r, set->files.data, end, buffer);
krh@56
  1106
}
krh@56
  1107
krh@43
  1108
static void
krh@21
  1109
razor_set_validate(struct razor_set *set, struct array *unsatisfied)
krh@21
  1110
{
krh@66
  1111
	struct razor_property *r, *p, *end;
danw@108
  1112
	uint32_t *u;
krh@21
  1113
	char *pool;
krh@21
  1114
krh@66
  1115
	end = set->properties.data + set->properties.size;
krh@21
  1116
	pool = set->string_pool.data;
krh@21
  1117
	
krh@66
  1118
	for (r = set->properties.data, p = r; r < end; r++) {
danw@119
  1119
		if (r->type != RAZOR_PROPERTY_REQUIRES)
krh@66
  1120
			continue;
krh@66
  1121
danw@129
  1122
		p = r;
danw@129
  1123
		while (p < end && p->name == r->name &&
danw@129
  1124
		       p->type == r->type)
danw@129
  1125
			p++;
krh@37
  1126
krh@35
  1127
		/* If there is more than one version of a provides,
krh@35
  1128
		 * seek to the end for the highest version. */
krh@66
  1129
		/* FIXME: This doesn't work if we have a series of
krh@66
  1130
		 * requires a = 1, provides a = 1, requires a = 2,
krh@66
  1131
		 * provides a = 2, as the kernel and kernel-devel
krh@66
  1132
		 * does.*/
danw@119
  1133
		while (p + 1 < end && p->name == (p + 1)->name &&
danw@119
  1134
		       p->type == (p + 1)->type)
krh@35
  1135
			p++;
krh@37
  1136
krh@37
  1137
		/* FIXME: We need to track property flags (<, <=, =
krh@37
  1138
		 * etc) to properly determine if a requires is
krh@37
  1139
		 * satisfied.  The current code doesn't track that the
krh@37
  1140
		 * requires a = 1 isn't satisfied by a = 2 provides. */
krh@37
  1141
krh@66
  1142
		if (p == end ||
danw@119
  1143
		    p->type != RAZOR_PROPERTY_PROVIDES ||
danw@119
  1144
		    r->name != p->name ||
krh@35
  1145
		    versioncmp(&pool[r->version], &pool[p->version]) > 0) {
krh@35
  1146
			/* FIXME: We ignore file requires for now. */
danw@119
  1147
			if (pool[r->name] == '/')
krh@35
  1148
				continue;
krh@21
  1149
			u = array_add(unsatisfied, sizeof *u);
krh@66
  1150
			*u = r - (struct razor_property *) set->properties.data;
krh@21
  1151
		}
krh@21
  1152
	}
krh@21
  1153
}
krh@21
  1154
krh@21
  1155
void
krh@21
  1156
razor_set_list_unsatisfied(struct razor_set *set)
krh@21
  1157
{
krh@21
  1158
	struct array unsatisfied;
krh@66
  1159
	struct razor_property *properties, *r;
danw@108
  1160
	uint32_t *u, *end;
krh@21
  1161
	char *pool;
krh@21
  1162
krh@21
  1163
	array_init(&unsatisfied);
krh@21
  1164
	razor_set_validate(set, &unsatisfied);
krh@21
  1165
krh@21
  1166
	end = unsatisfied.data + unsatisfied.size;
krh@66
  1167
	properties = set->properties.data;
krh@21
  1168
	pool = set->string_pool.data;
krh@21
  1169
krh@21
  1170
	for (u = unsatisfied.data; u < end; u++) {
krh@66
  1171
		r = properties + *u;
krh@66
  1172
		if (pool[r->version] == '\0')
krh@66
  1173
			printf("%ss not satisfied\n",
danw@119
  1174
			       &pool[r->name]);
krh@66
  1175
		else
krh@66
  1176
			printf("%s-%s not satisfied\n",
danw@119
  1177
			       &pool[r->name],
krh@66
  1178
			       &pool[r->version]);
krh@21
  1179
	}
krh@21
  1180
krh@21
  1181
	array_release(&unsatisfied);
krh@21
  1182
}
krh@21
  1183
danw@120
  1184
#define UPSTREAM_SOURCE 0x80
krh@41
  1185
krh@41
  1186
struct source {
krh@41
  1187
	struct razor_set *set;
danw@108
  1188
	uint32_t *property_map;
danw@127
  1189
	uint32_t *file_map;
krh@41
  1190
};
krh@41
  1191
krh@79
  1192
struct razor_merger {
krh@79
  1193
	struct razor_set *set;
krh@79
  1194
	struct hashtable table;
krh@79
  1195
	struct source source1;
krh@79
  1196
	struct source source2;
krh@79
  1197
};
krh@79
  1198
krh@79
  1199
static struct razor_merger *
krh@79
  1200
razor_merger_create(struct razor_set *set1, struct razor_set *set2)
krh@41
  1201
{
krh@79
  1202
	struct razor_merger *merger;
krh@41
  1203
	int count;
krh@41
  1204
	size_t size;
krh@41
  1205
krh@79
  1206
	merger = zalloc(sizeof *merger);
krh@79
  1207
	merger->set = razor_set_create();
krh@79
  1208
	hashtable_init(&merger->table, &merger->set->string_pool);
krh@41
  1209
danw@127
  1210
	merger->source1.set = set1;
krh@79
  1211
	count = set1->properties.size / sizeof (struct razor_property);
krh@79
  1212
	size = count * sizeof merger->source1.property_map[0];
krh@79
  1213
	merger->source1.property_map = zalloc(size);
danw@127
  1214
	count = set1->files.size / sizeof (struct razor_entry);
danw@127
  1215
	size = count * sizeof merger->source1.file_map[0];
danw@127
  1216
	merger->source1.file_map = zalloc(size);
krh@79
  1217
danw@127
  1218
	merger->source2.set = set2;
krh@79
  1219
	count = set2->properties.size / sizeof (struct razor_property);
krh@79
  1220
	size = count * sizeof merger->source2.property_map[0];
krh@79
  1221
	merger->source2.property_map = zalloc(size);
danw@127
  1222
	count = set2->files.size / sizeof (struct razor_entry);
danw@127
  1223
	size = count * sizeof merger->source2.file_map[0];
danw@127
  1224
	merger->source2.file_map = zalloc(size);
krh@79
  1225
krh@79
  1226
	return merger;
krh@41
  1227
}
krh@41
  1228
krh@33
  1229
static void
krh@79
  1230
add_package(struct razor_merger *merger,
krh@41
  1231
	    struct razor_package *package, struct source *source,
danw@108
  1232
	    uint32_t flags)
krh@33
  1233
{
krh@33
  1234
	char *pool;
danw@117
  1235
	struct list *r;
krh@41
  1236
	struct razor_package *p;
krh@33
  1237
krh@41
  1238
	pool = source->set->string_pool.data;
krh@79
  1239
	p = array_add(&merger->set->packages, sizeof *p);
krh@79
  1240
	p->name = hashtable_tokenize(&merger->table, &pool[package->name]);
danw@120
  1241
	p->flags = flags;
krh@79
  1242
	p->version = hashtable_tokenize(&merger->table,
krh@79
  1243
					&pool[package->version]);
krh@192
  1244
	p->arch = hashtable_tokenize(&merger->table,
krh@192
  1245
				     &pool[package->arch]);
danw@127
  1246
krh@66
  1247
	p->properties = package->properties;
danw@116
  1248
	r = list_first(&package->properties, &source->set->property_pool);
danw@116
  1249
	while (r) {
danw@117
  1250
		source->property_map[r->data] = 1;
danw@116
  1251
		r = list_next(r);
krh@64
  1252
	}
danw@127
  1253
danw@127
  1254
	p->files = package->files;
danw@127
  1255
	r = list_first(&package->files, &source->set->file_pool);
danw@127
  1256
	while (r) {
danw@127
  1257
		source->file_map[r->data] = 1;
danw@127
  1258
		r = list_next(r);
danw@127
  1259
	}
krh@41
  1260
}
krh@41
  1261
danw@108
  1262
static uint32_t
krh@79
  1263
add_property(struct razor_merger *merger,
danw@109
  1264
	     const char *name, enum razor_version_relation relation,
danw@109
  1265
	     const char *version, int type)
krh@41
  1266
{
krh@41
  1267
	struct razor_property *p;
krh@41
  1268
krh@79
  1269
	p = array_add(&merger->set->properties, sizeof *p);
danw@119
  1270
	p->name = hashtable_tokenize(&merger->table, name);
danw@119
  1271
	p->flags = 0;
danw@119
  1272
	p->type = type;
danw@109
  1273
	p->relation = relation;
krh@79
  1274
	p->version = hashtable_tokenize(&merger->table, version);
krh@41
  1275
krh@79
  1276
	return p - (struct razor_property *) merger->set->properties.data;
krh@41
  1277
}
krh@41
  1278
krh@41
  1279
static void
krh@79
  1280
merge_properties(struct razor_merger *merger)
krh@41
  1281
{
krh@41
  1282
	struct razor_property *p1, *p2;
krh@79
  1283
	struct razor_set *set1, *set2;
danw@108
  1284
	uint32_t *map1, *map2;
krh@41
  1285
	int i, j, cmp, count1, count2;
krh@41
  1286
	char *pool1, *pool2;
krh@41
  1287
krh@79
  1288
	set1 = merger->source1.set;
krh@79
  1289
	set2 = merger->source2.set;
krh@79
  1290
	map1 = merger->source1.property_map;
krh@79
  1291
	map2 = merger->source2.property_map;
krh@79
  1292
krh@41
  1293
	i = 0;
krh@41
  1294
	j = 0;
krh@41
  1295
	pool1 = set1->string_pool.data;
krh@41
  1296
	pool2 = set2->string_pool.data;
krh@41
  1297
krh@66
  1298
	count1 = set1->properties.size / sizeof *p1;
krh@66
  1299
	count2 = set2->properties.size / sizeof *p2;
krh@41
  1300
	while (i < count1 || j < count2) {
krh@41
  1301
		if (i < count1 && map1[i] == 0) {
krh@41
  1302
			i++;
krh@41
  1303
			continue;
krh@41
  1304
		}
krh@41
  1305
		if (j < count2 && map2[j] == 0) {
krh@41
  1306
			j++;
krh@41
  1307
			continue;
krh@41
  1308
		}
krh@66
  1309
		p1 = (struct razor_property *) set1->properties.data + i;
krh@66
  1310
		p2 = (struct razor_property *) set2->properties.data + j;
krh@41
  1311
		if (i < count1 && j < count2)
danw@119
  1312
			cmp = strcmp(&pool1[p1->name], &pool2[p2->name]);
krh@41
  1313
		else if (i < count1)
krh@41
  1314
			cmp = -1;
krh@41
  1315
		else
krh@41
  1316
			cmp = 1;
krh@41
  1317
		if (cmp == 0)
danw@121
  1318
			cmp = p1->type - p2->type;
danw@121
  1319
		if (cmp == 0)
danw@109
  1320
			cmp = p1->relation - p2->relation;
danw@109
  1321
		if (cmp == 0)
krh@41
  1322
			cmp = versioncmp(&pool1[p1->version],
krh@41
  1323
					 &pool2[p2->version]);
krh@41
  1324
		if (cmp < 0) {
krh@79
  1325
			map1[i++] = add_property(merger,
danw@119
  1326
						 &pool1[p1->name],
danw@109
  1327
						 p1->relation,
krh@69
  1328
						 &pool1[p1->version],
danw@119
  1329
						 p1->type);
krh@41
  1330
		} else if (cmp > 0) {
krh@79
  1331
			map2[j++] = add_property(merger,
danw@119
  1332
						 &pool2[p2->name],
danw@109
  1333
						 p2->relation,
krh@69
  1334
						 &pool2[p2->version],
danw@119
  1335
						 p2->type);
krh@41
  1336
		} else  {
krh@79
  1337
			map1[i++] = map2[j++] = 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
		}
krh@41
  1343
	}
krh@41
  1344
}
krh@41
  1345
danw@116
  1346
static void
danw@117
  1347
emit_properties(struct list_head *properties, struct array *source_pool,
danw@108
  1348
		uint32_t *map, struct array *pool)
krh@41
  1349
{
danw@117
  1350
	uint32_t r;
danw@117
  1351
	struct list *p, *q;
krh@41
  1352
krh@41
  1353
	r = pool->size / sizeof *q;
danw@116
  1354
	p = list_first(properties, source_pool);
danw@116
  1355
	while (p) {
krh@41
  1356
		q = array_add(pool, sizeof *q);
danw@117
  1357
		q->data = map[p->data];
danw@117
  1358
		q->flags = p->flags;
danw@116
  1359
		p = list_next(p);
krh@33
  1360
	}
krh@33
  1361
danw@117
  1362
	list_set_ptr(properties, r);
krh@41
  1363
}
danw@127
  1364
danw@127
  1365
static uint32_t
danw@127
  1366
add_file(struct razor_merger *merger, const char *name)
danw@127
  1367
{
danw@127
  1368
	struct razor_entry *e;
danw@127
  1369
danw@127
  1370
	e = array_add(&merger->set->files, sizeof *e);
danw@127
  1371
	e->name = hashtable_tokenize(&merger->table, name);
danw@127
  1372
	e->flags = 0;
danw@127
  1373
	e->start = 0;
danw@127
  1374
danw@127
  1375
	return e - (struct razor_entry *)merger->set->files.data;
danw@127
  1376
}
danw@127
  1377
danw@129
  1378
/* FIXME. Blah */
danw@127
  1379
static int
danw@127
  1380
fix_file_map(uint32_t *map,
danw@127
  1381
	     struct razor_entry *files,
danw@127
  1382
	     struct razor_entry *top)
danw@127
  1383
{
danw@127
  1384
	uint32_t e;
danw@127
  1385
	int found_file = 0;
danw@127
  1386
danw@127
  1387
	e = top->start;
danw@127
  1388
	do {
danw@127
  1389
		if (files[e].start)
danw@127
  1390
			fix_file_map(map, files, &files[e]);
danw@127
  1391
		if (map[e])
danw@127
  1392
			found_file = 1;
danw@127
  1393
	} while (!(files[e++].flags & RAZOR_ENTRY_LAST));
danw@127
  1394
danw@127
  1395
	if (found_file)
danw@127
  1396
		map[top - files] = 1;
danw@127
  1397
	return found_file;
danw@127
  1398
}
danw@127
  1399
danw@127
  1400
struct merge_directory {
danw@127
  1401
	uint32_t merged, dir1, dir2;
danw@127
  1402
};
danw@127
  1403
danw@127
  1404
static void
danw@127
  1405
merge_one_directory(struct razor_merger *merger, struct merge_directory *md)
danw@127
  1406
{
danw@127
  1407
	struct razor_entry *root1, *root2, *mroot, *e1, *e2;
danw@127
  1408
	struct razor_set *set1, *set2;
danw@127
  1409
	struct array merge_stack;
danw@127
  1410
	struct merge_directory *child_md, *end_md;
danw@127
  1411
	uint32_t *map1, *map2, start, last;
danw@127
  1412
	int cmp;
danw@127
  1413
	char *pool1, *pool2;
danw@127
  1414
danw@127
  1415
	set1 = merger->source1.set;
danw@127
  1416
	set2 = merger->source2.set;
danw@127
  1417
	map1 = merger->source1.file_map;
danw@127
  1418
	map2 = merger->source2.file_map;
danw@127
  1419
	pool1 = set1->string_pool.data;
danw@127
  1420
	pool2 = set2->string_pool.data;
danw@127
  1421
	root1 = (struct razor_entry *) set1->files.data;
danw@127
  1422
	root2 = (struct razor_entry *) set2->files.data;
danw@127
  1423
danw@127
  1424
	array_init(&merge_stack);
danw@127
  1425
danw@127
  1426
	start = merger->set->files.size / sizeof (struct razor_entry);
danw@127
  1427
	last = 0;
danw@127
  1428
	e1 = md->dir1 ? root1 + md->dir1 : NULL;
danw@127
  1429
	e2 = md->dir2 ? root2 + md->dir2 : NULL;
danw@127
  1430
	while (e1 || e2) {
danw@127
  1431
		if (!e2 && !map1[e1 - root1]) {
danw@127
  1432
			if ((e1++)->flags & RAZOR_ENTRY_LAST)
danw@127
  1433
				e1 = NULL;
danw@127
  1434
			continue;
danw@127
  1435
		}
danw@127
  1436
		if (!e1 && !map2[e2 - root2]) {
danw@127
  1437
			if ((e2++)->flags & RAZOR_ENTRY_LAST)
danw@127
  1438
				e2 = NULL;
danw@127
  1439
			continue;
danw@127
  1440
		}
danw@127
  1441
		if (e1 && !map1[e1 - root1] &&
danw@127
  1442
		    e2 && !map1[e2 - root2]) {
danw@127
  1443
			if ((e1++)->flags & RAZOR_ENTRY_LAST)
danw@127
  1444
				e1 = NULL;
danw@127
  1445
			if ((e2++)->flags & RAZOR_ENTRY_LAST)
danw@127
  1446
				e2 = NULL;
danw@127
  1447
			continue;
danw@127
  1448
		}
danw@127
  1449
danw@127
  1450
		if (!e1)
danw@127
  1451
			cmp = 1;
danw@127
  1452
		else if (!e2)
danw@127
  1453
			cmp = -1;
danw@127
  1454
		else {
danw@127
  1455
			cmp = strcmp (&pool1[e1->name],
danw@127
  1456
				      &pool2[e2->name]);
danw@127
  1457
		}
danw@127
  1458
danw@127
  1459
		if (cmp < 0) {
danw@127
  1460
			if (map1[e1 - root1]) {
danw@127
  1461
				map1[e1 - root1] = last =
danw@127
  1462
					add_file(merger, &pool1[e1->name]);
danw@127
  1463
				if (e1->start) {
danw@127
  1464
					child_md = array_add(&merge_stack, sizeof (struct merge_directory));
danw@127
  1465
					child_md->merged = last;
danw@127
  1466
					child_md->dir1 = e1->start;
danw@127
  1467
					child_md->dir2 = 0;
danw@127
  1468
				}
danw@127
  1469
			}
danw@127
  1470
			if ((e1++)->flags & RAZOR_ENTRY_LAST)
danw@127
  1471
				e1 = NULL;
danw@127
  1472
		} else if (cmp > 0) {
danw@127
  1473
			if (map2[e2 - root2]) {
danw@127
  1474
				map2[e2 - root2] = last =
danw@127
  1475
					add_file(merger, &pool2[e2->name]);
danw@127
  1476
				if (e2->start) {
danw@127
  1477
					child_md = array_add(&merge_stack, sizeof (struct merge_directory));
danw@127
  1478
					child_md->merged = last;
danw@127
  1479
					child_md->dir1 = 0;
danw@127
  1480
					child_md->dir2 = e2->start;
danw@127
  1481
				}
danw@127
  1482
			}
danw@127
  1483
			if ((e2++)->flags & RAZOR_ENTRY_LAST)
danw@127
  1484
				e2 = NULL;
danw@127
  1485
		} else {
danw@127
  1486
			map1[e1 - root1] = map2[e2- root2] = last =
danw@127
  1487
				add_file(merger, &pool1[e1->name]);
danw@127
  1488
			if (e1->start || 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 = e1->start;
danw@127
  1492
				child_md->dir2 = e2->start;
danw@127
  1493
			}
danw@127
  1494
			if ((e1++)->flags & RAZOR_ENTRY_LAST)
danw@127
  1495
				e1 = NULL;
danw@127
  1496
			if ((e2++)->flags & RAZOR_ENTRY_LAST)
danw@127
  1497
				e2 = NULL;
danw@127
  1498
		}
danw@127
  1499
	}
danw@127
  1500
danw@127
  1501
	mroot = (struct razor_entry *)merger->set->files.data;
danw@127
  1502
	if (last) {
danw@127
  1503
		mroot[last].flags = RAZOR_ENTRY_LAST;
danw@127
  1504
		mroot[md->merged].start = start;
danw@127
  1505
	} else
danw@127
  1506
		mroot[md->merged].start = 0;
danw@127
  1507
danw@127
  1508
	end_md = merge_stack.data + merge_stack.size;
danw@127
  1509
	for (child_md = merge_stack.data; child_md < end_md; child_md++)
danw@127
  1510
		merge_one_directory(merger, child_md);
danw@127
  1511
	array_release(&merge_stack);
danw@127
  1512
}
danw@127
  1513
danw@127
  1514
static void
danw@127
  1515
merge_files(struct razor_merger *merger)
danw@127
  1516
{
danw@129
  1517
	struct razor_entry *root;
danw@127
  1518
	struct merge_directory md;
danw@127
  1519
	uint32_t *map1, *map2;
danw@127
  1520
danw@127
  1521
	map1 = merger->source1.file_map;
danw@127
  1522
	map2 = merger->source2.file_map;
danw@127
  1523
danw@164
  1524
	md.merged = 0;
danw@129
  1525
danw@129
  1526
	if (merger->source1.set->files.size) {
danw@129
  1527
		root = (struct razor_entry *) merger->source1.set->files.data;
danw@129
  1528
		if (root->start)
danw@129
  1529
			fix_file_map(map1, root, root);
danw@129
  1530
		md.dir1 = root->start;
danw@129
  1531
	} else
danw@129
  1532
		md.dir1 = 0;
danw@129
  1533
danw@129
  1534
	if (merger->source2.set->files.size) {
danw@129
  1535
		root = (struct razor_entry *) merger->source2.set->files.data;
danw@129
  1536
		if (root->start)
danw@129
  1537
			fix_file_map(map2, root, root);
danw@129
  1538
		md.dir2 = root->start;
danw@129
  1539
	} else
danw@129
  1540
		md.dir2 = 0;
danw@129
  1541
danw@127
  1542
	merge_one_directory(merger, &md);
danw@127
  1543
}
danw@127
  1544
danw@127
  1545
static void
danw@127
  1546
emit_files(struct list_head *files, struct array *source_pool,
danw@127
  1547
	   uint32_t *map, struct array *pool)
danw@127
  1548
{
danw@127
  1549
	uint32_t r;
danw@127
  1550
	struct list *p, *q;
danw@127
  1551
danw@127
  1552
	r = pool->size / sizeof *q;
danw@127
  1553
	p = list_first(files, source_pool);
danw@127
  1554
	while (p) {
danw@127
  1555
		q = array_add(pool, sizeof *q);
danw@127
  1556
		q->data = map[p->data];
danw@127
  1557
		q->flags = p->flags;
danw@127
  1558
		p = list_next(p);
danw@127
  1559
	}
danw@127
  1560
danw@127
  1561
	list_set_ptr(files, r);
danw@127
  1562
}
danw@127
  1563
krh@41
  1564
/* Rebuild property->packages maps.  We can't just remap these, as a
krh@41
  1565
 * property may have lost or gained a number of packages.  Allocate an
krh@41
  1566
 * array per property and loop through the packages and add them to
krh@41
  1567
 * the arrays for their properties. */
krh@41
  1568
static void
danw@127
  1569
rebuild_property_package_lists(struct razor_set *set)
krh@41
  1570
{
krh@66
  1571
	struct array *pkgs, *a;
krh@41
  1572
	struct razor_package *pkg, *pkg_end;
krh@41
  1573
	struct razor_property *prop, *prop_end;
danw@117
  1574
	struct list *r;
danw@117
  1575
	uint32_t *q;
krh@66
  1576
	int count;
krh@41
  1577
krh@66
  1578
	count = set->properties.size / sizeof (struct razor_property);
krh@66
  1579
	pkgs = zalloc(count * sizeof *pkgs);
krh@41
  1580
	pkg_end = set->packages.data + set->packages.size;
krh@41
  1581
krh@41
  1582
	for (pkg = set->packages.data; pkg < pkg_end; pkg++) {
danw@128
  1583
		r = list_first(&pkg->properties, &set->property_pool);
danw@116
  1584
		while (r) {
danw@117
  1585
			q = array_add(&pkgs[r->data], sizeof *q);
krh@41
  1586
			*q = pkg - (struct razor_package *) set->packages.data;
danw@116
  1587
			r = list_next(r);
krh@41
  1588
		}
krh@33
  1589
	}
krh@33
  1590
krh@66
  1591
	prop_end = set->properties.data + set->properties.size;
krh@66
  1592
	a = pkgs;
krh@66
  1593
	for (prop = set->properties.data; prop < prop_end; prop++, a++) {
danw@128
  1594
		list_set_array(&prop->packages, &set->package_pool, a, 0);
krh@41
  1595
		array_release(a);
krh@41
  1596
	}
krh@66
  1597
	free(pkgs);
krh@33
  1598
}
krh@33
  1599
danw@127
  1600
static void
danw@127
  1601
rebuild_file_package_lists(struct razor_set *set)
danw@127
  1602
{
danw@127
  1603
	struct array *pkgs, *a;
danw@127
  1604
	struct razor_package *pkg, *pkg_end;
danw@127
  1605
	struct razor_entry *entry, *entry_end;
danw@127
  1606
	struct list *r;
danw@127
  1607
	uint32_t *q;
danw@127
  1608
	int count;
danw@127
  1609
danw@127
  1610
	count = set->files.size / sizeof (struct razor_entry);
danw@127
  1611
	pkgs = zalloc(count * sizeof *pkgs);
danw@127
  1612
	pkg_end = set->packages.data + set->packages.size;
danw@127
  1613
danw@127
  1614
	for (pkg = set->packages.data; pkg < pkg_end; pkg++) {
danw@128
  1615
		r = list_first(&pkg->files, &set->file_pool);
danw@127
  1616
		while (r) {
danw@127
  1617
			q = array_add(&pkgs[r->data], sizeof *q);
danw@127
  1618
			*q = pkg - (struct razor_package *) set->packages.data;
danw@127
  1619
			r = list_next(r);
danw@127
  1620
		}
danw@127
  1621
	}
danw@127
  1622
danw@127
  1623
	entry_end = set->files.data + set->files.size;
danw@127
  1624
	a = pkgs;
danw@127
  1625
	for (entry = set->files.data; entry < entry_end; entry++, a++) {
danw@128
  1626
		list_set_array(&entry->packages, &set->package_pool, a, 0);
danw@127
  1627
		array_release(a);
danw@127
  1628
	}
danw@127
  1629
	free(pkgs);
danw@127
  1630
}
danw@127
  1631
danw@137
  1632
static struct razor_set *
krh@79
  1633
razor_merger_finish(struct razor_merger *merger)
krh@79
  1634
{
krh@79
  1635
	struct razor_set *result;
krh@41
  1636
	struct razor_package *p, *pend;
krh@33
  1637
krh@41
  1638
	/* As we built the package list, we filled out a bitvector of
krh@41
  1639
	 * the properties that are referenced by the packages in the
krh@41
  1640
	 * new set.  Now we do a parallel loop through the properties
krh@41
  1641
	 * and emit those marked in the bit vector to the new set.  In
krh@41
  1642
	 * the process, we update the bit vector to actually map from
krh@41
  1643
	 * indices in the old property list to indices in the new
krh@41
  1644
	 * property list for both sets. */
krh@41
  1645
krh@79
  1646
	merge_properties(merger);
danw@127
  1647
	merge_files(merger);
krh@41
  1648
krh@41
  1649
	/* Now we loop through the packages again and emit the
krh@41
  1650
	 * property lists, remapped to point to the new properties. */
krh@41
  1651
krh@79
  1652
	pend = merger->set->packages.data + merger->set->packages.size;
krh@79
  1653
	for (p = merger->set->packages.data; p < pend; p++) {
krh@41
  1654
		struct source *src;
krh@41
  1655
danw@120
  1656
		if (p->flags & UPSTREAM_SOURCE)
krh@79
  1657
			src = &merger->source2;
krh@41
  1658
		else
krh@79
  1659
			src = &merger->source1;
krh@41
  1660
danw@116
  1661
		emit_properties(&p->properties,
danw@116
  1662
				&src->set->property_pool,
danw@116
  1663
				src->property_map,
danw@116
  1664
				&merger->set->property_pool);
danw@127
  1665
		emit_files(&p->files,
danw@127
  1666
			   &src->set->file_pool,
danw@127
  1667
			   src->file_map,
danw@127
  1668
			   &merger->set->file_pool);
danw@120
  1669
		p->flags &= ~UPSTREAM_SOURCE;
krh@33
  1670
	}
krh@33
  1671
danw@127
  1672
	rebuild_property_package_lists(merger->set);
danw@127
  1673
	rebuild_file_package_lists(merger->set);
krh@41
  1674
danw@129
  1675
	result = merger->set;
danw@129
  1676
	hashtable_release(&merger->table);
danw@129
  1677
	free(merger);
danw@129
  1678
danw@129
  1679
	return result;
danw@129
  1680
}
danw@129
  1681
danw@146
  1682
/* The diff order matters.  We should sort the packages so that a
danw@146
  1683
 * REMOVE of a package comes before the INSTALL, and so that all
danw@146
  1684
 * requires for a package have been installed before the package.
danw@146
  1685
 **/
danw@146
  1686
danw@146
  1687
void
danw@146
  1688
razor_set_diff(struct razor_set *set, struct razor_set *upstream,
danw@146
  1689
	       razor_package_callback_t callback, void *data)
danw@146
  1690
{
danw@146
  1691
	struct razor_package_iterator *pi1, *pi2;
danw@146
  1692
	struct razor_package *p1, *p2;
krh@192
  1693
	const char *name1, *name2, *version1, *version2, *arch1, *arch2;
danw@146
  1694
	int res;
danw@146
  1695
danw@146
  1696
	pi1 = razor_package_iterator_create(set);
danw@146
  1697
	pi2 = razor_package_iterator_create(upstream);
danw@146
  1698
krh@192
  1699
	razor_package_iterator_next(pi1, &p1, &name1, &version1, &arch1);
krh@192
  1700
	razor_package_iterator_next(pi2, &p2, &name2, &version2, &arch2);
danw@146
  1701
danw@146
  1702
	while (p1 || p2) {
danw@146
  1703
		if (p1 && p2) {
danw@146
  1704
			res = strcmp(name1, name2);
danw@146
  1705
			if (res == 0)
danw@146
  1706
				res = versioncmp(version1, version2);
danw@146
  1707
		} else {
danw@146
  1708
			res = 0;
danw@146
  1709
		}
danw@146
  1710
danw@146
  1711
		if (p2 == NULL || res < 0)
krh@192
  1712
			callback(name1, version1, NULL, arch1, data);
danw@146
  1713
		else if (p1 == NULL || res > 0)
krh@192
  1714
			callback(name2, NULL, version2, arch2, data);
danw@146
  1715
danw@146
  1716
		if (p1 != NULL && res <= 0)
danw@146
  1717
			razor_package_iterator_next(pi1, &p1,
krh@192
  1718
						    &name1, &version1, &arch1);
danw@146
  1719
		if (p2 != NULL && res >= 0)
danw@146
  1720
			razor_package_iterator_next(pi2, &p2,
krh@192
  1721
						    &name2, &version2, &arch2);
danw@146
  1722
	}
danw@146
  1723
danw@146
  1724
	razor_package_iterator_destroy(pi1);
danw@146
  1725
	razor_package_iterator_destroy(pi2);
danw@146
  1726
}
danw@146
  1727
krh@190
  1728
struct razor_transaction;
krh@190
  1729
struct razor_transaction_package;
krh@190
  1730
struct razor_transaction_resolver;
krh@190
  1731
krh@190
  1732
struct razor_transaction {
krh@190
  1733
	int package_count, errors;
krh@190
  1734
	struct razor_set *system, *upstream;
krh@191
  1735
krh@191
  1736
	struct bitarray syspkgs, uppkgs;
krh@191
  1737
	struct array packages;
krh@190
  1738
};
krh@190
  1739
krh@190
  1740
struct razor_transaction_package {
krh@190
  1741
	const char *name, *old_version, *new_version;
krh@190
  1742
	struct razor_package *old_package, *new_package;
krh@190
  1743
	enum razor_transaction_package_state state;
krh@190
  1744
krh@190
  1745
	/* dep_package is the name of the package that resulted in
krh@190
  1746
	 * this entry being created (or NULL if the user requested the
krh@190
  1747
	 * install/remove), with the other dep_ fields providing
krh@190
  1748
	 * additional information.
krh@190
  1749
	 *
krh@190
  1750
	 * For INSTALL, if dep_type is REQUIRES, then dep_package
krh@190
  1751
	 * required something that this package provides. If dep_type
krh@190
  1752
	 * is CONFLICTS, then dep_package is a package that conflicted
krh@190
  1753
	 * with an older version of this package, forcing an upgrade.
krh@190
  1754
	 *
krh@190
  1755
	 * For REMOVE, if dep_type is REQUIRES, then dep_package is a
krh@190
  1756
	 * package that is being removed. If dep_type is OBSOLETES,
krh@190
  1757
	 * then dep_package is a package that obsoletes this one.
krh@190
  1758
	 *
krh@190
  1759
	 * For OLD_CONFLICT or NEW_CONFLICT, dep_package is an
krh@190
  1760
	 * existing package that conflicts with this one. The
krh@190
  1761
	 * conflicting property comes from the already-installed
krh@190
  1762
	 * package for OLD_CONFLICT, or the to-be-installed package
krh@190
  1763
	 * for NEW_CONFLICT.
krh@190
  1764
	 *
krh@190
  1765
	 * For UNSATISFIABLE, the dep_ fields are as for an INSTALL,
krh@190
  1766
	 * but the name field will be NULL.
krh@190
  1767
	 */
krh@190
  1768
	const char *dep_package;
krh@190
  1769
	enum razor_property_type dep_type;
krh@190
  1770
	const char *dep_property;
krh@190
  1771
	enum razor_version_relation dep_relation;
krh@190
  1772
	const char *dep_version;
krh@190
  1773
};
danw@141
  1774
danw@144
  1775
static int
danw@144
  1776
package_in_set(void *package, struct razor_set *set)
danw@144
  1777
{
danw@144
  1778
	return package >= set->packages.data &&
danw@144
  1779
		package < set->packages.data + set->packages.size;
danw@144
  1780
}
danw@144
  1781
danw@144
  1782
static int
danw@144
  1783
property_in_set(void *property, struct razor_set *set)
danw@144
  1784
{
danw@144
  1785
	return property >= set->properties.data &&
danw@144
  1786
		property < set->properties.data + set->properties.size;
danw@144
  1787
}
danw@144
  1788
danw@168
  1789
static struct razor_package *
krh@191
  1790
property_provider_package(struct razor_transaction *trans,
danw@168
  1791
			  struct razor_property *prop,
danw@168
  1792
			  int installed)
danw@168
  1793
{
danw@168
  1794
	struct razor_set *set;
danw@168
  1795
	struct bitarray *pkgbits;
danw@168
  1796
	struct razor_package *pkgs;
danw@168
  1797
	struct list *p;
danw@168
  1798
danw@168
  1799
	if (installed && prop->type != RAZOR_PROPERTY_PROVIDES)
danw@168
  1800
		return NULL;
danw@168
  1801
	else if (!installed &&
danw@168
  1802
		 prop->type != RAZOR_PROPERTY_PROVIDES &&
danw@168
  1803
		 prop->type != RAZOR_PROPERTY_OBSOLETES)
danw@168
  1804
		return NULL;
danw@168
  1805
danw@168
  1806
	if (property_in_set(prop, trans->system)) {
danw@168
  1807
		set = trans->system;
danw@168
  1808
		pkgbits = &trans->syspkgs;
danw@168
  1809
	} else {
danw@168
  1810
		set = trans->upstream;
danw@168
  1811
		pkgbits = &trans->uppkgs;
danw@168
  1812
	}
danw@168
  1813
	pkgs = set->packages.data;
danw@168
  1814
danw@168
  1815
	for (p = list_first(&prop->packages, &set->package_pool); p; p = list_next(p)) {
danw@168
  1816
		if (bitarray_get(pkgbits, p->data) != installed)
danw@168
  1817
			continue;
danw@168
  1818
		if (prop->type == RAZOR_PROPERTY_OBSOLETES ||
danw@168
  1819
		    pkgs[p->data].name == prop->name)
danw@168
  1820
			return &pkgs[p->data];
danw@168
  1821
	}
danw@168
  1822
	return NULL;
danw@168
  1823
}
danw@168
  1824
danw@144
  1825
static int
danw@144
  1826
compare_transaction_packages(const void *one, const void *two)
danw@144
  1827
{
danw@160
  1828
	struct razor_transaction_package **tp1 = (void *)one;
danw@160
  1829
	struct razor_transaction_package **tp2 = (void *)two;
danw@160
  1830
danw@160
  1831
	if (!(*tp1)->name)
danw@160
  1832
		return 1;
danw@160
  1833
	else if (!(*tp2)->name)
danw@160
  1834
		return -1;
danw@160
  1835
	else
danw@160
  1836
		return strcmp((*tp1)->name, (*tp2)->name);
danw@144
  1837
}
danw@144
  1838
danw@168
  1839
/* FIXME: merge this into the other property loop in razor_transaction_satisfy */
danw@141
  1840
static void
krh@191
  1841
resolve_new_packages(struct razor_transaction *trans,
danw@160
  1842
		     int start, int end)
krh@38
  1843
{
danw@168
  1844
	struct razor_property *sp, *up, *sp_end, *up_end;
danw@168
  1845
	struct razor_package *spkg, *spkgs, *upkg, *upkgs;
danw@160
  1846
	struct razor_transaction_package **packages;
danw@144
  1847
	const char *spool, *upool;
danw@144
  1848
	int i;
danw@144
  1849
danw@168
  1850
	sp_end = trans->system->properties.data + trans->system->properties.size;
danw@168
  1851
	spool = trans->system->string_pool.data;
danw@144
  1852
	spkgs = trans->system->packages.data;
danw@168
  1853
	up_end = trans->upstream->properties.data + trans->upstream->properties.size;
danw@168
  1854
	upool = trans->upstream->string_pool.data;
danw@144
  1855
	upkgs = trans->upstream->packages.data;
danw@168
  1856
danw@168
  1857
	/* FIXME, check if sorting the packages directly (rather than
danw@168
  1858
	 * sorting pointers-to-packages) still results in confusing
danw@168
  1859
	 * descriptions.
danw@168
  1860
	 */
danw@160
  1861
	packages = calloc(end - start, sizeof *packages);
danw@160
  1862
	for (i = start; i < end; i++)
danw@160
  1863
		packages[i - start] = ((struct razor_transaction_package *)trans->packages.data) + i;
danw@160
  1864
	qsort(packages, end - start, sizeof *packages,
danw@160
  1865
	      compare_transaction_packages);
danw@144
  1866
danw@168
  1867
	sp = trans->system->properties.data;
danw@168
  1868
	up = trans->upstream->properties.data;
danw@160
  1869
	for (i = 0; i < end - start; i++) {
danw@169
  1870
		if (!packages[i]->name ||
danw@169
  1871
		    packages[i]->state >= RAZOR_PACKAGE_FIRST_ERROR_STATE)
danw@160
  1872
			continue;
danw@168
  1873
danw@168
  1874
		spkg = NULL;
danw@168
  1875
		while (sp < sp_end &&
danw@168
  1876
		       strcmp(&spool[sp->name], packages[i]->name) < 0)
danw@144
  1877
			sp++;
danw@168
  1878
		while (sp < sp_end &&
danw@168
  1879
		       strcmp(&spool[sp->name], packages[i]->name) == 0 &&
danw@168
  1880
		       !(spkg = property_provider_package(trans, sp, 1)))
danw@168
  1881
			sp++;
danw@168
  1882
danw@168
  1883
		upkg = NULL;
danw@168
  1884
		while (up < up_end &&
danw@168
  1885
		       strcmp(&upool[up->name], packages[i]->name) < 0)
danw@168
  1886
			up++;
danw@168
  1887
		while (up < up_end &&
danw@168
  1888
		       strcmp(&upool[up->name], packages[i]->name) == 0 &&
danw@168
  1889
		       !(upkg = property_provider_package(trans, up, 0)))
danw@144
  1890
			up++;
danw@144
  1891
danw@160
  1892
		if (packages[i]->state == RAZOR_PACKAGE_REMOVE ||
danw@160
  1893
		    packages[i]->state == RAZOR_PACKAGE_OBSOLETED) {
danw@168
  1894
			if (spkg) {
danw@168
  1895
				packages[i]->old_package = spkg;
danw@168
  1896
				packages[i]->name = &spool[spkg->name];
danw@168
  1897
				packages[i]->old_version = &spool[spkg->version];
danw@168
  1898
				bitarray_set(&trans->syspkgs, spkg - spkgs, 0);
danw@169
  1899
			}
danw@169
  1900
			if (!packages[i]->old_package) {
danw@160
  1901
				packages[i]->name = strdup(packages[i]->name);
danw@169
  1902
				packages[i]->state |= RAZOR_PACKAGE_UNAVAILABLE_FLAG;
danw@144
  1903
				trans->errors++;
danw@144
  1904
			}
danw@144
  1905
		} else {
danw@168
  1906
			if (upkg) {
danw@168
  1907
				packages[i]->new_package = upkg;
danw@168
  1908
				packages[i]->name = &upool[upkg->name];
danw@168
  1909
				packages[i]->new_version = &upool[upkg->version];
danw@168
  1910
danw@168
  1911
				if (up->name != upkg->name) {
danw@168
  1912
					packages[i]->dep_package = &upool[upkg->name];
danw@168
  1913
					packages[i]->dep_type = up->type;
danw@168
  1914
					packages[i]->dep_property = &upool[up->name];
danw@168
  1915
					packages[i]->dep_relation = up->relation;
danw@168
  1916
					packages[i]->dep_version = &upool[up->version];
danw@168
  1917
				}
danw@168
  1918
danw@168
  1919
				if (spkg) {
danw@168
  1920
					packages[i]->old_package = spkg;
danw@168
  1921
					packages[i]->old_version = &spool[spkg->version];
danw@168
  1922
					if (versioncmp(&spool[spkg->version], &upool[up->version]) >= 0) {
danw@160
  1923
						packages[i]->state = RAZOR_PACKAGE_UP_TO_DATE;
danw@144
  1924
						trans->errors++;
danw@144
  1925
						continue;
danw@144
  1926
					}
danw@168
  1927
					bitarray_set(&trans->syspkgs, spkg - spkgs, 0);
danw@144
  1928
				}
danw@168
  1929
				bitarray_set(&trans->uppkgs, upkg - upkgs, 1);
danw@169
  1930
			}
danw@169
  1931
			if (!packages[i]->new_package) {
danw@160
  1932
				packages[i]->name = strdup(packages[i]->name);
danw@169
  1933
				packages[i]->state |= RAZOR_PACKAGE_UNAVAILABLE_FLAG;
danw@144
  1934
				trans->errors++;
krh@105
  1935
			}
krh@105
  1936
		}
krh@38
  1937
	}
krh@38
  1938
}
krh@38
  1939
krh@38
  1940
static void
krh@191
  1941
find_all_packages(struct razor_transaction *trans)
krh@38
  1942
{
danw@137
  1943
	struct razor_transaction_package *tp;
danw@144
  1944
	struct razor_package *sp, *spkgs, *send, *up, *upkgs, *uend;
danw@144
  1945
	const char *spool, *upool;
danw@144
  1946
danw@144
  1947
	spkgs = trans->system->packages.data;
danw@144
  1948
	send = trans->system->packages.data + trans->system->packages.size;
danw@144
  1949
	spool = trans->system->string_pool.data;
danw@144
  1950
	up = upkgs = trans->upstream->packages.data;
danw@141
  1951
	uend = trans->upstream->packages.data + trans->upstream->packages.size;
danw@141
  1952
	upool = trans->upstream->string_pool.data;
krh@38
  1953
danw@144
  1954
	for (sp = spkgs; sp < send; sp++) {
danw@144
  1955
		while (up < uend && strcmp(&spool[sp->name], &upool[up->name]) > 0)
danw@144
  1956
			up++;
krh@177
  1957
		if (strcmp(&spool[sp->name], &upool[up->name]) == 0 &&
krh@177
  1958
		    versioncmp(&spool[sp->version], &upool[up->version]) < 0) {
danw@141
  1959
			tp = array_add(&trans->packages, sizeof *tp);
danw@137
  1960
			memset(tp, 0, sizeof *tp);
danw@147
  1961
			tp->old_package = sp;
danw@147
  1962
			tp->new_package = up;
danw@144
  1963
			tp->name = &upool[up->name];
danw@147
  1964
			tp->old_version = &spool[sp->version];
danw@147
  1965
			tp->new_version = &upool[up->version];
danw@137
  1966
			tp->state = RAZOR_PACKAGE_INSTALL;
danw@144
  1967
			bitarray_set(&trans->uppkgs, up - upkgs, 1);
danw@144
  1968
			bitarray_set(&trans->syspkgs, sp - spkgs, 0);
krh@38
  1969
		}
krh@38
  1970
	}
krh@38
  1971
}
krh@38
  1972
danw@137
  1973
static int
danw@137
  1974
provider_satisfies_requirement(struct razor_property *provider,
danw@137
  1975
			       const char *provider_strings,
danw@137
  1976
			       struct razor_property *requirement,
danw@137
  1977
			       const char *requirement_strings)
danw@137
  1978
{
danw@137
  1979
	int cmp, len;
danw@137
  1980
	const char *provided = &provider_strings[provider->version];
danw@137
  1981
	const char *required = &requirement_strings[requirement->version];
danw@137
  1982
danw@137
  1983
	if (!*required)
danw@137
  1984
		return 1;
danw@170
  1985
	if (!*provided) {
danw@170
  1986
		if (requirement->relation >= RAZOR_VERSION_EQUAL)
danw@170
  1987
			return 1;
danw@170
  1988
		else
danw@170
  1989
			return 0;
danw@170
  1990
	}
danw@137
  1991
danw@137
  1992
	cmp = versioncmp(provided, required);
danw@137
  1993
danw@137
  1994
	switch (requirement->relation) {
danw@137
  1995
	case RAZOR_VERSION_LESS:
danw@137
  1996
		return cmp < 0;
danw@137
  1997
danw@137
  1998
	case RAZOR_VERSION_LESS_OR_EQUAL:
danw@137
  1999
		if (cmp <= 0)
danw@137
  2000
			return 1;
danw@137
  2001
		/* fall through: FIXME, make sure this is correct */
danw@137
  2002
danw@137
  2003
	case RAZOR_VERSION_EQUAL:
danw@137
  2004
		if (cmp == 0)
danw@137
  2005
			return 1;
danw@137
  2006
danw@137
  2007
		/* "foo == 1.1" is satisfied by "foo 1.1-2" */
danw@137
  2008
		len = strlen(required);
danw@137
  2009
		if (!strncmp(required, provided, len) && provided[len] == '-')
danw@137
  2010
			return 1;
danw@137
  2011
		return 0;
danw@137
  2012
danw@137
  2013
	case RAZOR_VERSION_GREATER_OR_EQUAL:
danw@137
  2014
		return cmp >= 0;
danw@137
  2015
danw@137
  2016
	case RAZOR_VERSION_GREATER:
danw@137
  2017
		return cmp > 0;
danw@137
  2018
	}
danw@137
  2019
danw@137
  2020
	/* shouldn't happen */
danw@137
  2021
	return 0;
danw@137
  2022
}
danw@137
  2023
danw@142
  2024
static struct razor_package *
danw@144
  2025
find_package_for_file(struct razor_set *set, struct bitarray *pkgbits,
danw@144
  2026
		      const char *filename, int installed)
danw@134
  2027
{
danw@142
  2028
	struct razor_package *pkgs = set->packages.data;
danw@140
  2029
	struct razor_entry *entry;
danw@140
  2030
	struct list *p;
danw@134
  2031
danw@140
  2032
	if (filename[0] != '/')
danw@140
  2033
		return 0;
danw@140
  2034
danw@142
  2035
	entry = find_entry(set, set->files.data, filename);
danw@140
  2036
	if (!entry)
danw@140
  2037
		return 0;
danw@140
  2038
danw@142
  2039
	for (p = list_first(&entry->packages, &set->package_pool); p; p = list_next(p)) {
danw@142
  2040
		if (bitarray_get(pkgbits, p->data) == installed)
danw@142
  2041
			return &pkgs[p->data];
danw@134
  2042
	}
danw@142
  2043
	return NULL;
danw@142
  2044
}
danw@142
  2045
danw@142
  2046
static struct razor_package *
krh@191
  2047
find_installed_package_for_file(struct razor_transaction *trans,
danw@144
  2048
				const char *filename)
danw@142
  2049
{
danw@144
  2050
	struct razor_package *pkg;
danw@144
  2051
danw@144
  2052
	pkg = find_package_for_file(trans->system, &trans->syspkgs,
danw@144
  2053
				    filename, 1);
danw@144
  2054
	if (!pkg)
danw@144
  2055
		pkg = find_package_for_file(trans->upstream, &trans->uppkgs,
danw@144
  2056
					    filename, 1);
danw@144
  2057
	return pkg;
danw@142
  2058
}
danw@142
  2059
danw@142
  2060
static struct razor_package *
krh@191
  2061
find_uninstalled_package_for_file(struct razor_transaction *trans,
danw@144
  2062
				  const char *filename)
danw@142
  2063
{
danw@144
  2064
	struct razor_package *pkg;
danw@144
  2065
danw@144
  2066
	pkg = find_package_for_file(trans->upstream, &trans->uppkgs,
danw@144
  2067
				    filename, 0);
danw@144
  2068
	if (!pkg)
danw@144
  2069
		pkg = find_package_for_file(trans->system, &trans->syspkgs,
danw@144
  2070
					    filename, 0);
danw@144
  2071
	return pkg;
danw@134
  2072
}
danw@134
  2073
danw@154
  2074
static struct razor_property *
krh@191
  2075
skip_to_matching_property(struct razor_transaction *trans,
danw@154
  2076
			  struct razor_property *match,
danw@154
  2077
			  struct razor_property *prop)
danw@154
  2078
{
danw@154
  2079
	struct razor_set *mset, *pset;
danw@154
  2080
	const char *ppool, *mpool;
danw@154
  2081
	struct razor_property *prop_end;
danw@154
  2082
danw@154
  2083
	if (property_in_set(match, trans->system))
danw@154
  2084
		mset = trans->system;
danw@154
  2085
	else
danw@154
  2086
		mset = trans->upstream;
danw@154
  2087
danw@154
  2088
	if (property_in_set(prop, trans->system))
danw@154
  2089
		pset = trans->system;
danw@154
  2090
	else if (property_in_set(prop, trans->upstream))
danw@154
  2091
		pset = trans->upstream;
danw@154
  2092
	else
danw@154
  2093
		return prop;
danw@154
  2094
danw@154
  2095
	prop_end = pset->properties.data + pset->properties.size;
danw@154
  2096
	ppool = pset->string_pool.data;
danw@154
  2097
	mpool = mset->string_pool.data;
danw@154
  2098
danw@154
  2099
	while (prop < prop_end &&
danw@154
  2100
	       strcmp(&ppool[prop->name], &mpool[match->name]) < 0)
danw@154
  2101
		prop++;
danw@154
  2102
	return prop;
danw@154
  2103
}
danw@154
  2104
danw@140
  2105
static struct razor_package *
krh@191
  2106
find_package_matching(struct razor_transaction *trans, int installed,
danw@154
  2107
		      struct razor_property *prop,
danw@144
  2108
		      struct razor_property *req,
danw@144
  2109
		      struct razor_set *req_set)
danw@138
  2110
{
danw@144
  2111
	struct razor_set *set;
danw@144
  2112
	struct bitarray *pkgbits;
danw@144
  2113
	struct razor_package *pkgs;
danw@154
  2114
	struct razor_property *props, *prop_end;
danw@144
  2115
	enum razor_property_type match_type;
danw@144
  2116
	const char *pool;
danw@154
  2117
	const char *rpool;
danw@154
  2118
	int match_name = (req->type == RAZOR_PROPERTY_OBSOLETES);
danw@144
  2119
	int match;
danw@144
  2120
danw@144
  2121
	if (property_in_set(prop, trans->system)) {
danw@144
  2122
		set = trans->system;
danw@144
  2123
		pkgbits = &trans->syspkgs;
danw@144
  2124
	} else if (property_in_set(prop, trans->upstream)) {
danw@144
  2125
		set = trans->upstream;
danw@144
  2126
		pkgbits = &trans->uppkgs;
danw@144
  2127
	} else
danw@144
  2128
		return NULL;
danw@144
  2129
danw@154
  2130
	if (!req_set) {
danw@154
  2131
		if (property_in_set(req, trans->system))
danw@154
  2132
			req_set = trans->system;
danw@154
  2133
		else
danw@154
  2134
			req_set = trans->upstream;
danw@154
  2135
	}
danw@154
  2136
	rpool = req_set->string_pool.data;
danw@154
  2137
danw@144
  2138
	if (req->type == RAZOR_PROPERTY_PROVIDES)
danw@144
  2139
		match_type = RAZOR_PROPERTY_CONFLICTS;
danw@144
  2140
	else
danw@144
  2141
		match_type = RAZOR_PROPERTY_PROVIDES;
danw@144
  2142
danw@144
  2143
	pkgs = set->packages.data;
danw@144
  2144
	props = set->properties.data;
danw@144
  2145
	prop_end = set->properties.data + set->properties.size;
danw@144
  2146
	pool = set->string_pool.data;
danw@144
  2147
danw@144
  2148
	/* Find first matching property */
danw@144
  2149
	while (prop < prop_end &&
danw@144
  2150
	       strcmp(&pool[prop->name], &rpool[req->name]) < 0)
danw@144
  2151
		prop++;
danw@144
  2152
	if (prop == prop_end ||
danw@144
  2153
	    strcmp(&pool[prop->name], &rpool[req->name]) > 0)
danw@144
  2154
		return NULL;
danw@144
  2155
danw@144
  2156
	if (prop->type < match_type) {
danw@144
  2157
		while (prop < prop_end && prop->type != match_type)
danw@144
  2158
			prop++;
danw@144
  2159
	} else {
danw@144
  2160
		while (prop >= props && prop->type != match_type)
danw@144
  2161
			prop--;
danw@183
  2162
		while (prop > props + 1 && (prop - 1)->name == prop->name &&
danw@183
  2163
		       (prop - 1)->type == match_type)
danw@144
  2164
			prop--;
danw@144
  2165
	}
danw@144
  2166
danw@153
  2167
	/* Scan matching properties */
danw@144
  2168
	while (prop < prop_end && prop->type == match_type &&
danw@144
  2169
	       strcmp(&pool[prop->name], &rpool[req->name]) == 0) {
danw@144
  2170
		if (match_type == RAZOR_PROPERTY_PROVIDES)
danw@144
  2171
			match = provider_satisfies_requirement(prop, pool, req, rpool);
danw@144
  2172
		else
danw@144
  2173
			match = provider_satisfies_requirement(req, rpool, prop, pool);
danw@144
  2174
		if (match) {
danw@140
  2175
			struct list *pkg;
danw@140
  2176
danw@144
  2177
			for (pkg = list_first(&prop->packages, &set->package_pool); pkg; pkg = list_next(pkg)) {
danw@144
  2178
				if (bitarray_get(pkgbits, pkg->data) != installed)
danw@140
  2179
					continue;
danw@140
  2180
				if (!match_name ||
danw@144
  2181
				    strcmp(&pool[pkgs[pkg->data].name],
danw@144
  2182
					   &rpool[req->name]) == 0)
danw@144
  2183
					return &pkgs[pkg->data];
danw@140
  2184
			}
danw@140
  2185
		}
danw@144
  2186
		prop++;
danw@140
  2187
	}
danw@140
  2188
danw@140
  2189
	return NULL;
danw@138
  2190
}
danw@138
  2191
danw@140
  2192
static struct razor_package *
krh@191
  2193
find_installed_package_for_property(struct razor_transaction *trans,
danw@154
  2194
				    struct razor_property *sys_start,
danw@154
  2195
				    struct razor_property *up_start,
danw@144
  2196
				    struct razor_property *req)
danw@138
  2197
{
danw@144
  2198
	struct razor_package *pkg;
danw@144
  2199
danw@154
  2200
	pkg = find_package_matching(trans, 1, sys_start, req, NULL);
danw@144
  2201
	if (!pkg)
danw@154
  2202
		pkg = find_package_matching(trans, 1, up_start, req, NULL);
danw@144
  2203
	return pkg;
danw@144
  2204
}
danw@144
  2205
danw@144
  2206
static struct razor_package *
krh@191
  2207
find_uninstalled_package_for_property(struct razor_transaction *trans,
danw@154
  2208
				      struct razor_property *sys_start,
danw@154
  2209
				      struct razor_property *up_start,
danw@144
  2210
				      struct razor_property *req)
danw@144
  2211
{
danw@144
  2212
	struct razor_package *pkg;
danw@144
  2213
danw@154
  2214
	pkg = find_package_matching(trans, 0, up_start, req, NULL);
danw@144
  2215
	if (!pkg)
danw@154
  2216
		pkg = find_package_matching(trans, 0, sys_start, req, NULL);
danw@144
  2217
	return pkg;
danw@140
  2218
}
danw@140
  2219
danw@147
  2220
static struct razor_transaction_package *
krh@191
  2221
find_transaction_package(struct razor_transaction *trans, const char *name)
danw@147
  2222
{
danw@147
  2223
	struct razor_transaction_package *packages;
danw@147
  2224
	int count, i;
danw@147
  2225
danw@147
  2226
	packages = trans->packages.data;
danw@147
  2227
	count = trans->packages.size / sizeof *packages;
danw@147
  2228
	for (i = 0; i < count; i++) {
danw@147
  2229
		if (packages[i].name && !strcmp(packages[i].name, name))
danw@147
  2230
			return &packages[i];
danw@147
  2231
	}
danw@147
  2232
	return NULL;
danw@147
  2233
}
danw@147
  2234
danw@160
  2235
/* FIXME? */
danw@160
  2236
static int
krh@191
  2237
prop_is_being_installed(struct razor_transaction *trans,
danw@160
  2238
			struct razor_property *prop)
danw@160
  2239
{
danw@160
  2240
	struct list *pkg;
danw@160
  2241
danw@160
  2242
	for (pkg = list_first(&prop->packages, &trans->upstream->package_pool); pkg; pkg = list_next(pkg)) {
danw@160
  2243
		if (bitarray_get(&trans->uppkgs, pkg->data))
danw@160
  2244
			return 1;
danw@160
  2245
	}
danw@160
  2246
	return 0;
danw@160
  2247
}
danw@160
  2248
danw@160
  2249
static int
krh@191
  2250
prop_is_being_removed(struct razor_transaction *trans,
danw@160
  2251
		      struct razor_property *prop)
danw@160
  2252
{
danw@160
  2253
	struct list *pkg;
danw@160
  2254
danw@160
  2255
	for (pkg = list_first(&prop->packages, &trans->system->package_pool); pkg; pkg = list_next(pkg)) {
danw@160
  2256
		if (bitarray_get(&trans->syspkgs, pkg->data))
danw@160
  2257
			return 0;
danw@160
  2258
	}
danw@160
  2259
	return 1;
danw@160
  2260
}
danw@160
  2261
danw@160
  2262
static int
krh@191
  2263
prop_is_being_updated(struct razor_transaction *trans,
danw@160
  2264
		      struct razor_property *prop)
danw@160
  2265
{
danw@160
  2266
	struct razor_package *packages = trans->system->packages.data;
danw@160
  2267
	const char *pool = trans->system->string_pool.data;
danw@160
  2268
	struct razor_transaction_package *tp;
danw@160
  2269
	struct list *pkg;
danw@160
  2270
danw@160
  2271
	/* Assumes prop_is_being_removed returns true */
danw@160
  2272
danw@160
  2273
	for (pkg = list_first(&prop->packages, &trans->system->package_pool); pkg; pkg = list_next(pkg)) {
danw@160
  2274
		tp = find_transaction_package(trans, &pool[packages[pkg->data].name]);
danw@160
  2275
		if (tp && tp->state == RAZOR_PACKAGE_REMOVE)
danw@160
  2276
			return 0;
danw@160
  2277
	}
danw@160
  2278
	return 1;
danw@160
  2279
}
danw@160
  2280
danw@131
  2281
static void
krh@191
  2282
add_transaction_package(struct razor_transaction *trans,
danw@147
  2283
			struct razor_package *new_package,
danw@147
  2284
			struct razor_package *old_package,
danw@140
  2285
			enum razor_transaction_package_state state,
danw@144
  2286
			const char *req_package,
danw@144
  2287
			struct razor_property *req_prop)
danw@131
  2288
{
danw@147
  2289
	struct razor_set *new_package_set, *old_package_set, *req_set;
danw@160
  2290
	struct bitarray *reqpkgbits;
danw@147
  2291
	struct razor_transaction_package *tp, *already;
danw@140
  2292
	const char *pool;
danw@140
  2293
	struct razor_package *pkgs;
danw@140
  2294
	struct list *pkg;
danw@147
  2295
	int contradiction = 0;
danw@147
  2296
danw@160
  2297
	if (package_in_set(new_package, trans->system))
danw@147
  2298
		new_package_set = trans->system;
danw@160
  2299
	else
danw@147
  2300
		new_package_set = trans->upstream;
danw@160
  2301
	if (package_in_set(old_package, trans->system))
danw@147
  2302
		old_package_set = trans->system;
danw@160
  2303
	else
danw@147
  2304
		old_package_set = trans->upstream;
danw@145
  2305
	if (property_in_set(req_prop, trans->system)) {
danw@145
  2306
		req_set = trans->system;
danw@145
  2307
		reqpkgbits = &trans->syspkgs;
danw@145
  2308
	} else {
danw@145
  2309
		req_set = trans->upstream;
danw@145
  2310
		reqpkgbits = &trans->uppkgs;
danw@145
  2311
	}
danw@144
  2312
danw@147
  2313
	if (new_package) {
danw@147
  2314
		pool = new_package_set->string_pool.data;
danw@147
  2315
		already = find_transaction_package(trans, &pool[new_package->name]);
danw@147
  2316
		if (already) {
danw@147
  2317
			if (already->new_package == new_package) {
danw@147
  2318
				/* Already taken care of */
danw@147
  2319
				return;
danw@166
  2320
			} else if (new_package_set == trans->upstream &&
danw@166
  2321
				   already->state == RAZOR_PACKAGE_FORCED_UPDATE) {
danw@166
  2322
				already->new_package = new_package;
danw@166
  2323
				return;
danw@147
  2324
			}
danw@166
  2325
danw@147
  2326
			/* Oops. We lose */
danw@147
  2327
			if (state != RAZOR_PACKAGE_CONTRADICTION)
danw@147
  2328
				contradiction = 1;
danw@147
  2329
		}
danw@147
  2330
	} else if (old_package) {
danw@147
  2331
		pool = old_package_set->string_pool.data;
danw@147
  2332
		already = find_transaction_package(trans, &pool[old_package->name]);
danw@147
  2333
		if (already) {
danw@147
  2334
			if (already->old_package == old_package) {
danw@147
  2335
				/* Already taken care of */
danw@147
  2336
				return;
danw@166
  2337
			} else if (old_package_set == trans->system) {
danw@166
  2338
				already->old_package = old_package;
danw@166
  2339
				return;
danw@147
  2340
			}
danw@166
  2341
danw@147
  2342
			/* Oops. We lose */
danw@147
  2343
			if (state != RAZOR_PACKAGE_CONTRADICTION)
danw@147
  2344
				contradiction = 1;
danw@147
  2345
		}
danw@147
  2346
	} else
danw@147
  2347
		state = RAZOR_PACKAGE_UNSATISFIABLE;
danw@147
  2348
danw@141
  2349
	tp = array_add(&trans->packages, sizeof *tp);
danw@140
  2350
	memset(tp, 0, sizeof *tp);
danw@131
  2351
danw@147
  2352
	if (new_package) {
danw@147
  2353
		pool = new_package_set->string_pool.data;
danw@147
  2354
		tp->new_package = new_package;
danw@147
  2355
		tp->name = &pool[new_package->name];
danw@147
  2356
		tp->new_version = &pool[new_package->version];
danw@147
  2357
danw@147
  2358
		pkgs = new_package_set->packages.data;
danw@147
  2359
	}
danw@147
  2360
	if (old_package) {
danw@147
  2361
		pool = old_package_set->string_pool.data;
danw@147
  2362
		tp->old_package = old_package;
danw@147
  2363
		tp->name = &pool[old_package->name];
danw@147
  2364
		tp->old_version = &pool[old_package->version];
danw@147
  2365
danw@147
  2366
		pkgs = old_package_set->packages.data;
danw@147
  2367
	}
danw@147
  2368
danw@147
  2369
	tp->state = state;
danw@147
  2370
	if (state != RAZOR_PACKAGE_INSTALL &&
danw@154
  2371
	    state != RAZOR_PACKAGE_FORCED_UPDATE &&
danw@154
  2372
	    state != RAZOR_PACKAGE_REMOVE &&
danw@154
  2373
	    state != RAZOR_PACKAGE_OBSOLETED)
danw@145
  2374
		trans->errors++;
danw@147
  2375
danw@147
  2376
	if (contradiction) {
danw@147
  2377
		/* Do this now, after adding tp, so that it ends up
danw@147
  2378
		 * after both the INSTALL and the REMOVE in the array.
danw@147
  2379
		 */
danw@147
  2380
		add_transaction_package(trans, new_package, old_package,
danw@147
  2381
					RAZOR_PACKAGE_CONTRADICTION,
danw@147
  2382
					NULL, NULL);
danw@145
  2383
	}
danw@140
  2384
danw@144
  2385
	if (req_package)
danw@145
  2386
		tp->dep_package = req_package;
danw@145
  2387
	if (!req_prop)
danw@145
  2388
		return;
danw@145
  2389
danw@145
  2390
	pool = req_set->string_pool.data;
danw@145
  2391
	pkgs = req_set->packages.data;
danw@145
  2392
	if (!req_package) {
danw@145
  2393
		for (pkg = list_first(&req_prop->packages, &req_set->package_pool); pkg; pkg = list_next(pkg)) {
danw@145
  2394
			if (bitarray_get(reqpkgbits, pkg->data))
danw@144
  2395
				break;
danw@144
  2396
		}
danw@145
  2397
		if (pkg)
danw@145
  2398
			tp->dep_package = &pool[pkgs[pkg->data].name];
danw@131
  2399
	}
danw@144
  2400
danw@145
  2401
	tp->dep_type = req_prop->type;
danw@145
  2402
	tp->dep_property = &pool[req_prop->name];
danw@145
  2403
	tp->dep_relation = req_prop->relation;
danw@145
  2404
	tp->dep_version = &pool[req_prop->version];
danw@140
  2405
}
danw@140
  2406
danw@160
  2407
static void
krh@191
  2408
razor_transaction_satisfy(struct razor_transaction *trans)
danw@147
  2409
{
danw@160
  2410
	struct razor_package *spkgs, *upkgs, *pkg;
danw@144
  2411
	struct razor_property *sp, *sprops, *sprop_end;
danw@144
  2412
	struct razor_property *up, *uprops, *uprop_end;
danw@160
  2413
	struct razor_property *sr, *ur, *first_up;
danw@160
  2414
	const char *spool, *upool, *removed_package;
danw@160
  2415
	struct list *reqpkg;
danw@134
  2416
danw@140
  2417
	spkgs = trans->system->packages.data;
danw@140
  2418
	sprops = trans->system->properties.data;
danw@144
  2419
	sprop_end = trans->system->properties.data + trans->system->properties.size;
danw@145
  2420
	spool = trans->system->string_pool.data;
danw@140
  2421
	upkgs = trans->upstream->packages.data;
danw@140
  2422
	uprops = trans->upstream->properties.data;
danw@144
  2423
	uprop_end = trans->upstream->properties.data + trans->upstream->properties.size;
danw@140
  2424
	upool = trans->upstream->string_pool.data;
krh@33
  2425
danw@144
  2426
	sp = sprops;
danw@160
  2427
	for (up = uprops; up < uprop_end; up++) {
danw@140
  2428
		/* Skip 'up' ahead to a property of a package which is
danw@140
  2429
		 * to-be-installed.
danw@140
  2430
		 */
danw@144
  2431
		while (up < uprop_end &&
danw@144
  2432
		       !prop_is_being_installed(trans, up))
danw@140
  2433
			up++;
danw@144
  2434
		if (up == uprop_end)
danw@140
  2435
			break;
danw@154
  2436
		sp = skip_to_matching_property(trans, up, sp);
krh@33
  2437
danw@144
  2438
		switch (up->type) {
danw@140
  2439
		case RAZOR_PROPERTY_REQUIRES:
danw@144
  2440
			if (!strncmp(&upool[up->name], "rpmlib(", 7))
danw@140
  2441
				break;
danw@131
  2442
danw@154
  2443
			if (find_installed_package_for_property(trans, sp, up, up) ||
danw@144
  2444
			    find_installed_package_for_file(trans, &upool[up->name])) {
danw@140
  2445
				/* Requires something that is either installed
danw@140
  2446
				 * or to-be-installed.
danw@140
  2447
				 */
danw@140
  2448
				break;
danw@137
  2449
			}
danw@137
  2450
danw@140
  2451
			/* See if we can install a new upstream provider */
danw@154
  2452
			pkg = find_uninstalled_package_for_property(trans, sp, up, up);
danw@154
  2453
			if (!pkg)
danw@144
  2454
				pkg = find_uninstalled_package_for_file(trans, &upool[up->name]);
danw@160
  2455
			add_transaction_package(trans, pkg, NULL,
danw@144
  2456
						RAZOR_PACKAGE_INSTALL,
danw@144
  2457
						NULL, up);
danw@144
  2458
			break;
danw@144
  2459
danw@144
  2460
		case RAZOR_PROPERTY_PROVIDES:
danw@144
  2461
			/* find_installed_package_for_property works backwards
danw@144
  2462
			 * here, finding a *conflicting* installed package.
danw@144
  2463
			 */
danw@154
  2464
			pkg = find_installed_package_for_property(trans, sp, up, up);
danw@140
  2465
			if (!pkg)
danw@144
  2466
				break;
danw@144
  2467
danw@145
  2468
			if (package_in_set(pkg, trans->system)) {
danw@145
  2469
				/* pkg CONFLICTS with what 'up' PROVIDES. Try
danw@145
  2470
				 * finding an upgrade
danw@145
  2471
				 */
danw@160
  2472
				add_transaction_package(trans, NULL, pkg,
danw@160
  2473
							RAZOR_PACKAGE_FORCED_UPDATE,
danw@165
  2474
							&upool[up->name], sp);
danw@160
  2475
			} else {
danw@160
  2476
				add_transaction_package(trans, NULL, pkg,
danw@160
  2477
							RAZOR_PACKAGE_CONTRADICTION,
danw@160
  2478
							NULL, up);
danw@144
  2479
			}
danw@140
  2480
			break;
danw@140
  2481
danw@140
  2482
		case RAZOR_PROPERTY_CONFLICTS:
danw@154
  2483
			pkg = find_installed_package_for_property(trans, sp, up, up);
danw@144
  2484
			if (!pkg)
danw@144
  2485
				break;
danw@144
  2486
danw@144
  2487
			if (package_in_set(pkg, trans->system)) {
danw@140
  2488
				/* Conflicts with something already installed.
danw@140
  2489
				 * Try to upgrade out.
danw@140
  2490
				 */
danw@160
  2491
				add_transaction_package(trans, NULL, pkg,
danw@160
  2492
							RAZOR_PACKAGE_FORCED_UPDATE,
danw@160
  2493
							NULL, up);
danw@160
  2494
			} else {
danw@160
  2495
				add_transaction_package(trans, pkg, NULL,
danw@160
  2496
							RAZOR_PACKAGE_CONTRADICTION,
danw@160
  2497
							NULL, up);
danw@140
  2498
			}
danw@140
  2499
			break;
danw@140
  2500
danw@140
  2501
		case RAZOR_PROPERTY_OBSOLETES:
danw@154
  2502
			pkg = find_installed_package_for_property(trans, sp, up, up);
danw@145
  2503
			if (pkg) {
danw@145
  2504
				/* If pkg is to-be-installed, this
danw@145
  2505
				 * will add a CONTRADICTION error as well.
danw@145
  2506
				 */
danw@147
  2507
				add_transaction_package(trans, NULL, pkg,
danw@154
  2508
							RAZOR_PACKAGE_OBSOLETED,
danw@144
  2509
							NULL, up);
danw@140
  2510
			}
danw@140
  2511
			break;
danw@140
  2512
danw@140
  2513
		default:
danw@140
  2514
			/* can't happen */
danw@140
  2515
			break;
danw@131
  2516
		}
krh@37
  2517
	}
danw@154
  2518
danw@154
  2519
	up = uprops;
danw@154
  2520
	for (sp = sprops; sp < sprop_end; sp++) {
danw@154
  2521
		/* Skip 'sp' ahead to a PROVIDES of a package which is
danw@154
  2522
		 * to-be-removed.
danw@154
  2523
		 */
danw@154
  2524
		while (sp < sprop_end &&
danw@154
  2525
		       (sp->type != RAZOR_PROPERTY_PROVIDES ||
danw@154
  2526
			!prop_is_being_removed(trans, sp)))
danw@154
  2527
			sp++;
danw@154
  2528
		if (sp == sprop_end)
danw@154
  2529
			break;
danw@154
  2530
danw@154
  2531
		removed_package = &spool[spkgs[list_first(&sp->packages, &trans->system->package_pool)->data].name];
danw@154
  2532
danw@154
  2533
		/* Skip 'up' to match */
danw@154
  2534
		up = skip_to_matching_property(trans, sp, up);
danw@154
  2535
		ur = first_up = up;
danw@154
  2536
danw@154
  2537
		/* If the package is just being upgraded, we may
danw@154
  2538
		 * already be installing an identical PROVIDES, so
danw@154
  2539
		 * check for that.
danw@154
  2540
		 */
danw@154
  2541
		while (up < uprop_end &&
danw@154
  2542
		       strcmp(&spool[sp->name], &upool[up->name]) == 0 &&
danw@154
  2543
		       (up->type != RAZOR_PROPERTY_PROVIDES || 
danw@154
  2544
			sp->relation != up->relation ||
danw@154
  2545
			strcmp(&spool[sp->name], &upool[up->name]) != 0))
danw@154
  2546
			up++;
danw@154
  2547
		if (up < uprop_end &&
danw@154
  2548
		    up->type == RAZOR_PROPERTY_PROVIDES &&
danw@154
  2549
		    strcmp(&spool[sp->name], &upool[up->name]) == 0 &&
danw@154
  2550
		    sp->relation == up->relation &&
danw@154
  2551
		    strcmp(&spool[sp->version], &upool[up->version]) == 0 &&
danw@154
  2552
		    prop_is_being_installed(trans, up)) {
danw@154
  2553
			up = first_up;
danw@154
  2554
			continue;
danw@154
  2555
		}
danw@154
  2556
		up = first_up;
danw@154
  2557
danw@154
  2558
		/* For all still-installed packages that require
danw@154
  2559
		 * sp->name, see if they are satisfied by any other
danw@154
  2560
		 * still-installed or to-be-installed property. If
danw@154
  2561
		 * not, either remove or attempt to update the
danw@154
  2562
		 * package, depending on why the required property has
danw@154
  2563
		 * disappeared
danw@154
  2564
		 */
danw@154
  2565
		sr = sp;
danw@154
  2566
		while (sr > sprops + 1 && (sr - 1)->name == sr->name)
danw@154
  2567
			sr--;
danw@154
  2568
		for (; sr->type == RAZOR_PROPERTY_REQUIRES; sr++) {
danw@154
  2569
			if (prop_is_being_removed(trans, sr))
danw@154
  2570
				continue;
danw@154
  2571
			if (find_installed_package_for_property(trans, sp, up, sr))
danw@154
  2572
				continue;
danw@154
  2573
danw@154
  2574
			for (reqpkg = list_first(&sr->packages, &trans->system->package_pool); reqpkg; reqpkg = list_next(reqpkg)) {
danw@154
  2575
				if (!bitarray_get(&trans->syspkgs, reqpkg->data))
danw@154
  2576
					continue;
danw@154
  2577
				pkg = &spkgs[reqpkg->data];
danw@154
  2578
				if (prop_is_being_updated(trans, sp)) {
danw@160
  2579
					add_transaction_package(trans, NULL, pkg,
danw@160
  2580
								RAZOR_PACKAGE_FORCED_UPDATE,
danw@160
  2581
								removed_package, NULL);
danw@154
  2582
				} else {
danw@154
  2583
					add_transaction_package(trans, NULL, pkg,
danw@154
  2584
								RAZOR_PACKAGE_REMOVE,
danw@154
  2585
								removed_package, sr);
danw@154
  2586
				}
danw@154
  2587
			}
danw@154
  2588
		}
danw@154
  2589
	}
danw@154
  2590
}
danw@129
  2591
danw@137
  2592
struct razor_transaction *
danw@137
  2593
razor_transaction_create(struct razor_set *system, struct razor_set *upstream,
danw@137
  2594
			 int update_count, const char **update_packages,
danw@137
  2595
			 int remove_count, const char **remove_packages)
danw@137
  2596
{
krh@191
  2597
	struct razor_transaction *trans;
danw@160
  2598
	struct razor_transaction_package *tp;
danw@160
  2599
	int start, end, i;
danw@137
  2600
krh@191
  2601
	trans = zalloc(sizeof *trans);
krh@191
  2602
krh@191
  2603
	trans->system = system;
krh@191
  2604
	trans->upstream = upstream ? upstream : razor_set_create();
krh@191
  2605
	array_init(&trans->packages);
krh@191
  2606
	bitarray_init(&trans->syspkgs, trans->system->packages.size / sizeof (struct razor_package), 1);
krh@191
  2607
	bitarray_init(&trans->uppkgs, trans->upstream->packages.size / sizeof (struct razor_package), 0);
krh@191
  2608
	trans->errors = 0;
danw@137
  2609
danw@144
  2610
	if (update_count > 0 || remove_count > 0) {
danw@160
  2611
		for (i = 0; i < update_count; i++) {
krh@191
  2612
			tp = array_add(&trans->packages, sizeof *tp);
danw@160
  2613
			memset(tp, 0, sizeof *tp);
danw@160
  2614
			tp->name = update_packages[i];
danw@160
  2615
			tp->state = RAZOR_PACKAGE_INSTALL;
danw@160
  2616
		}
danw@160
  2617
		for (i = 0; i < remove_count; i++) {
krh@191
  2618
			tp = array_add(&trans->packages, sizeof *tp);
danw@160
  2619
			memset(tp, 0, sizeof *tp);
danw@160
  2620
			tp->name = remove_packages[i];
danw@160
  2621
			tp->state = RAZOR_PACKAGE_REMOVE;
danw@160
  2622
		}
danw@144
  2623
	} else
krh@191
  2624
		find_all_packages(trans);
danw@137
  2625
danw@137
  2626
	start = 0;
krh@191
  2627
	end = trans->packages.size / sizeof (struct razor_transaction_package);
danw@137
  2628
danw@160
  2629
	while (start != end) {
krh@191
  2630
		resolve_new_packages(trans, start, end);
krh@191
  2631
		if (trans->errors)
danw@160
  2632
			break;
danw@160
  2633
krh@191
  2634
		razor_transaction_satisfy(trans);
danw@137
  2635
danw@137
  2636
		start = end;
krh@191
  2637
		end = trans->packages.size / sizeof (struct razor_transaction_package);
danw@137
  2638
	}
danw@137
  2639
krh@191
  2640
	trans->package_count = end;
krh@191
  2641
krh@191
  2642
	return trans;
danw@137
  2643
}
danw@137
  2644
danw@137
  2645
const char * const razor_version_relations[] = {
danw@137
  2646
	/* same order as enum razor_version_relation */
danw@137
  2647
	"<", "<=", "=", ">=", ">"
danw@137
  2648
};
danw@137
  2649
danw@140
  2650
const char * const razor_property_types[] = {
danw@140
  2651
	/* same order as enum razor_property_type */
danw@140
  2652
	"requires", "provides", "conflicts with", "obsoletes"
danw@140
  2653
};
danw@140
  2654
danw@169
  2655
static void
danw@169
  2656
print_requirement(struct razor_transaction_package *p)
danw@169
  2657
{
danw@169
  2658
	if (p->dep_type == RAZOR_PROPERTY_CONFLICTS &&
danw@169
  2659
	    !strcmp(p->dep_package, p->name)) {
danw@169
  2660
		printf(" because %s %s conflicts with %s",
danw@169
  2661
		       p->name, p->old_version, p->dep_property);
danw@169
  2662
		if (*p->dep_version) {
danw@169
  2663
			printf(" %s %s",
danw@169
  2664
			       razor_version_relations[p->dep_relation],
danw@169
  2665
			       p->dep_version);
danw@169
  2666
		}
danw@169
  2667
	} else {
danw@169
  2668
		if (strcmp(p->name, p->dep_package) != 0)
danw@169
  2669
			printf(" for %s", p->dep_package);
danw@169
  2670
		if (*p->dep_version) {
danw@169
  2671
			printf(", which %s %s %s %s",
danw@169
  2672
			       razor_property_types[p->dep_type],
danw@169
  2673
			       p->dep_property,
danw@169
  2674
			       razor_version_relations[p->dep_relation],
danw@169
  2675
			       p->dep_version);
danw@169
  2676
		} else if (strcmp(p->dep_property, p->name) != 0) {
danw@169
  2677
			printf(", which %s %s",
danw@169
  2678
			       razor_property_types[p->dep_type],
danw@169
  2679
			       p->dep_property);
danw@169
  2680
		}
danw@169
  2681
	}
danw@169
  2682
}
danw@169
  2683
krh@190
  2684
int
danw@137
  2685
razor_transaction_describe(struct razor_transaction *trans)
danw@137
  2686
{
danw@137
  2687
	struct razor_transaction_package *p, *pend, *tps;
danw@137
  2688
	int errors_only = 0;
danw@137
  2689
krh@191
  2690
	tps = trans->packages.data;
krh@191
  2691
	pend = trans->packages.data + trans->packages.size;
krh@191
  2692
	for (p = trans->packages.data; p < pend; p++) {
danw@137
  2693
		switch (p->state) {
danw@137
  2694
		case RAZOR_PACKAGE_INSTALL:
danw@137
  2695
			if (errors_only)
danw@137
  2696
				break;
danw@137
  2697
danw@147
  2698
			printf("Installing %s %s", p->name, p->new_version);
danw@169
  2699
			if (p->dep_package)
danw@169
  2700
				print_requirement(p);
danw@137
  2701
			printf("\n");
danw@137
  2702
			break;
danw@137
  2703
danw@154
  2704
		case RAZOR_PACKAGE_FORCED_UPDATE:
danw@154
  2705
			if (errors_only)
danw@154
  2706
				break;
danw@154
  2707
danw@154
  2708
			printf("Updating %s to %s due to update of %s\n",
danw@154
  2709
			       p->name, p->new_version, p->dep_package);
danw@154
  2710
			break;
danw@154
  2711
danw@137
  2712
		case RAZOR_PACKAGE_REMOVE:
danw@137
  2713
			if (errors_only)
danw@137
  2714
				break;
danw@147
  2715
			printf("Removing %s %s", p->name, p->old_version);
danw@145
  2716
			if (p->dep_package) {
danw@154
  2717
				printf(" which required %s",
danw@154
  2718
				       p->dep_package);
danw@162
  2719
				if (strcmp(p->dep_property, p->dep_package) != 0)
danw@154
  2720
					printf(" for %s", p->dep_property);
danw@154
  2721
			}
danw@154
  2722
			printf("\n");
danw@154
  2723
			break;
danw@154
  2724
danw@154
  2725
		case RAZOR_PACKAGE_OBSOLETED:
danw@154
  2726
			if (errors_only)
danw@154
  2727
				break;
danw@154
  2728
			printf("Removing %s %s", p->name, p->old_version);
danw@154
  2729
			if (p->dep_package) {
danw@154
  2730
				printf(" which is obsoleted by %s",
danw@154
  2731
				       p->dep_package);
danw@137
  2732
			}
danw@137
  2733
			printf("\n");
danw@137
  2734
			break;
danw@137
  2735
danw@145
  2736
		case RAZOR_PACKAGE_INSTALL_UNAVAILABLE:
danw@169
  2737
			printf("Error: can't find %s", p->name);
danw@169
  2738
			if (p->dep_package) {
danw@169
  2739
				printf(" (which is required");
danw@169
  2740
				print_requirement(p);
danw@169
  2741
				printf(")");
danw@169
  2742
			}
danw@169
  2743
			printf("\n");
danw@169
  2744
			errors_only = 1;
danw@169
  2745
			break;
danw@169
  2746
danw@169
  2747
		case RAZOR_PACKAGE_UPDATE_UNAVAILABLE:
danw@169
  2748
			printf("Error: can't find an updated version of %s (which must be updated due to update of %s)\n",
danw@169
  2749
			       p->name, p->dep_package);
danw@137
  2750
			errors_only = 1;
danw@137
  2751
			break;
danw@137
  2752
danw@145
  2753
		case RAZOR_PACKAGE_REMOVE_NOT_INSTALLED:
danw@145
  2754
			printf("Error: can't remove %s: not installed\n", p->name);
danw@137
  2755
			errors_only = 1;
danw@137
  2756
			break;
danw@137
  2757
danw@145
  2758
		case RAZOR_PACKAGE_UP_TO_DATE:
danw@169
  2759
			printf("Error: can't update %s", p->name);
danw@169
  2760
			if (p->dep_package)
danw@169
  2761
				printf(" (which must be updated due to update of %s)", p->dep_package);
danw@169
  2762
			printf(": %s is most recent version\n", p->old_version);
danw@145
  2763
			errors_only = 1;
danw@145
  2764
			break;
danw@145
  2765
danw@145
  2766
		case RAZOR_PACKAGE_CONTRADICTION:
danw@147
  2767
			printf("Error: package %s is marked for both installation and removal\n", p->name);
danw@145
  2768
			errors_only = 1;
danw@145
  2769
			break;
danw@145
  2770
danw@145
  2771
		case RAZOR_PACKAGE_OLD_CONFLICT:
danw@145
  2772
			printf("Error: can't install %s, because installed package %s conflicts with ",
danw@145
  2773
			       p->name, p->dep_package);
danw@145
  2774
			if (*p->dep_version) {
danw@145
  2775
				printf("%s %s %s",
danw@145
  2776
				       p->dep_property,
danw@145
  2777
				       razor_version_relations[p->dep_relation],
danw@145
  2778
				       p->dep_version);
danw@145
  2779
			} else
danw@145
  2780
				printf("it");
danw@145
  2781
			printf("\n");
danw@145
  2782
danw@145
  2783
			errors_only = 1;
danw@145
  2784
			break;
danw@145
  2785
danw@145
  2786
		case RAZOR_PACKAGE_NEW_CONFLICT:
danw@145
  2787
			printf("Error: can't install %s, because it conflicts with %s",
danw@145
  2788
			       p->name, p->dep_package);
danw@145
  2789
			if (*p->dep_version) {
danw@145
  2790
				printf(" %s %s",
danw@145
  2791
				       razor_version_relations[p->dep_relation],
danw@145
  2792
				       p->dep_version);
danw@145
  2793
			}
danw@145
  2794
			printf("\n");
danw@145
  2795
danw@145
  2796
			errors_only = 1;
danw@145
  2797
			break;
danw@145
  2798
danw@145
  2799
		case RAZOR_PACKAGE_UNSATISFIABLE:
danw@145
  2800
			printf("Error: can't find package for %s", p->dep_property);
danw@145
  2801
			if (*p->dep_version) {
danw@145
  2802
				printf(" %s %s",
danw@145
  2803
					razor_version_relations[p->dep_relation],
danw@145
  2804
					p->dep_version);
danw@145
  2805
			}
danw@145
  2806
			printf(" which is required by %s\n",
danw@145
  2807
				p->dep_package);
danw@140
  2808
			errors_only = 1;
danw@140
  2809
			break;
danw@140
  2810
danw@137
  2811
		default:
danw@137
  2812
			/* Shouldn't actually happen */
danw@137
  2813
			break;
danw@137
  2814
		}
danw@137
  2815
	}
krh@190
  2816
krh@190
  2817
	return trans->errors;
krh@190
  2818
}
krh@190
  2819
krh@190
  2820
int
krh@190
  2821
razor_transaction_unsatisfied_property(struct razor_transaction *trans,
krh@190
  2822
				       const char *name,
krh@190
  2823
				       enum razor_version_relation rel,
krh@190
  2824
				       const char *version)
krh@190
  2825
{
krh@190
  2826
	struct razor_transaction_package *p, *end;
krh@190
  2827
krh@191
  2828
	end = trans->packages.data + trans->packages.size;
krh@191
  2829
	for (p = trans->packages.data; p < end; p++) {
krh@190
  2830
		if (p->state != RAZOR_PACKAGE_UNSATISFIABLE)
krh@190
  2831
			continue;
krh@190
  2832
		if (strcmp(name, p->dep_property) != 0 ||
krh@190
  2833
		    rel != p->dep_relation ||
krh@190
  2834
		    strcmp(version, p->dep_version) != 0)
krh@190
  2835
			continue;
krh@190
  2836
krh@190
  2837
		return 1;
krh@190
  2838
	}
krh@190
  2839
krh@190
  2840
	return 0;
danw@137
  2841
}
danw@137
  2842
danw@137
  2843
struct razor_set *
danw@137
  2844
razor_transaction_run(struct razor_transaction *trans)
danw@137
  2845
{
danw@137
  2846
	struct array install_packages, remove_packages;
danw@137
  2847
	struct razor_merger *merger;
danw@137
  2848
	struct razor_package *pkg, *i, *iend, *r, *rend, *s, *send;
danw@137
  2849
	struct source *source1, *source2;
danw@137
  2850
	char *spool, *ipool, *rpool;
danw@137
  2851
	uint32_t *map;
krh@191
  2852
	struct razor_transaction_package *p, *end;
krh@191
  2853
	int cmp;
danw@137
  2854
danw@137
  2855
	/* FIXME */
danw@137
  2856
	if (trans->errors)
danw@137
  2857
		return NULL;
danw@137
  2858
danw@137
  2859
	/* Sort the transaction packages into two arrays */
danw@137
  2860
	array_init(&install_packages);
danw@137
  2861
	array_init(&remove_packages);
krh@191
  2862
krh@191
  2863
	end = trans->packages.data + trans->packages.size;
krh@191
  2864
	for (p = trans->packages.data; p < end; p++) {
krh@191
  2865
		if (p->new_package) {
danw@137
  2866
			pkg = array_add(&install_packages, sizeof *pkg);
krh@191
  2867
			*pkg = *p->new_package;
danw@147
  2868
		} else {
danw@137
  2869
			pkg = array_add(&remove_packages, sizeof *pkg);
krh@191
  2870
			*pkg = *p->old_package;
danw@147
  2871
		}
danw@137
  2872
	}
krh@186
  2873
	map = razor_qsort_with_data(install_packages.data,
krh@186
  2874
				    install_packages.size / sizeof *pkg,
krh@186
  2875
				    sizeof *pkg,
krh@186
  2876
				    compare_packages,
krh@186
  2877
				    trans->upstream);
danw@137
  2878
	free(map);
krh@186
  2879
	map = razor_qsort_with_data(remove_packages.data,
krh@186
  2880
				    remove_packages.size / sizeof *pkg,
krh@186
  2881
				    sizeof *pkg,
krh@186
  2882
				    compare_packages,
krh@186
  2883
				    trans->system);
danw@137
  2884
	free(map);
danw@137
  2885
danw@137
  2886
	merger = razor_merger_create(trans->system, trans->upstream);
danw@137
  2887
danw@137
  2888
	source1 = &merger->source1;
danw@137
  2889
	source2 = &merger->source2;
danw@137
  2890
danw@137
  2891
	i = install_packages.data;
danw@137
  2892
	iend = install_packages.data + install_packages.size;
danw@137
  2893
	ipool = trans->upstream->string_pool.data;
danw@137
  2894
danw@137
  2895
	r = remove_packages.data;
danw@137
  2896
	rend = remove_packages.data + remove_packages.size;
danw@137
  2897
	rpool = trans->system->string_pool.data;
danw@137
  2898
danw@137
  2899
	s = trans->system->packages.data;
danw@137
  2900
	send = trans->system->packages.data + trans->system->packages.size;
danw@137
  2901
	spool = trans->system->string_pool.data;
danw@137
  2902
danw@137
  2903
	while (s < send || i < iend) {
danw@137
  2904
		/* Check if s is being removed */
danw@137
  2905
		if (s < send && r < rend &&
danw@137
  2906
		    s->name == r->name && s->version && r->version) {
danw@137
  2907
			s++;
danw@137
  2908
			r++;
danw@137
  2909
			continue;
danw@137
  2910
		}
danw@137
  2911
danw@137
  2912
		if (s < send && i < iend)
danw@137
  2913
			cmp = strcmp(&spool[s->name], &ipool[i->name]);
danw@137
  2914
		else if (s < send)
danw@137
  2915
			cmp = -1;
danw@137
  2916
		else
danw@137
  2917
			cmp = 1;
danw@137
  2918
		if (cmp < 0) {
danw@137
  2919
			add_package(merger, s, source1, 0);
danw@137
  2920
			s++;
danw@137
  2921
		} else if (cmp == 0) {
danw@137
  2922
			add_package(merger, i, source2, UPSTREAM_SOURCE);
danw@137
  2923
			s++;
danw@137
  2924
			i++;
danw@137
  2925
		} else {
danw@137
  2926
			add_package(merger, i, source2, UPSTREAM_SOURCE);
danw@137
  2927
			i++;
danw@137
  2928
		}
danw@137
  2929
	}
danw@137
  2930
danw@137
  2931
	array_release(&install_packages);
danw@137
  2932
	array_release(&remove_packages);
danw@137
  2933
danw@137
  2934
	return razor_merger_finish(merger);
danw@137
  2935
}
danw@137
  2936
danw@137
  2937
void
danw@137
  2938
razor_transaction_destroy(struct razor_transaction *trans)
danw@137
  2939
{
krh@191
  2940
	struct razor_transaction_package *p, *end;
krh@191
  2941
krh@191
  2942
	end = trans->packages.data + trans->packages.size;
krh@191
  2943
	for (p = trans->packages.data; p < end; p++) {
krh@191
  2944
		if (!p->dep_package &&
krh@191
  2945
		    (p->state == RAZOR_PACKAGE_INSTALL_UNAVAILABLE ||
krh@191
  2946
		     p->state == RAZOR_PACKAGE_REMOVE_NOT_INSTALLED))
krh@191
  2947
			free((char *)p->name);
danw@137
  2948
	}
danw@137
  2949
	free(trans);
danw@137
  2950
danw@137
  2951
	/* FIXME: free upstream if it was created as an empty set */
danw@137
  2952
}