razor.c
author Kristian H?gsberg <krh@redhat.com>
Thu Sep 13 10:44:03 2007 -0400 (2007-09-13)
changeset 22 083768007350
parent 21 cfbf73037a39
child 23 8ffc32c648e2
permissions -rw-r--r--
Add qsort_with_data that let's us pass user data to the compare callback.
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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 <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 <expat.h>
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#include "sha1.h"
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#define ARRAY_SIZE(a) (sizeof(a) / sizeof((a)[0]))
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struct array {
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	void *data;
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	int size, alloc;
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};
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static void
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array_init(struct array *array)
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{
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	memset(array, 0, sizeof *array);
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}
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static void
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array_release(struct array *array)
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{
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	free(array->data);
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}
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static void *
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array_add(struct array *array, int size)
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{
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	int alloc;
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	void *data, *p;
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	if (array->alloc > 0)
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		alloc = array->alloc;
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	else
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		alloc = 16;
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	while (alloc < array->size + size)
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		alloc *= 2;
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	if (array->alloc < alloc) {
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		data = realloc(array->data, alloc);
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		if (data == NULL)
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			return 0;
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		array->data = data;
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		array->alloc = alloc;
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	}
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	p = array->data + array->size;
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	array->size += size;
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	return p;
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}
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static int
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write_to_fd(int fd, void *p, size_t size)
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{
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	int rest, len;
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	rest = size;
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	while (rest > 0) {
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		len = write(fd, p, rest);
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		if (len < 0)
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			return -1;
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		rest -= len;
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	}
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	return 0;
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}
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static int
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write_to_file(const char *filename, void *p, size_t size)
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{
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	int fd, err;
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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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	err = write_to_fd(fd, p, size);
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	close(fd);
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	return err;
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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 {
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	unsigned int type;
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	unsigned int offset;
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	unsigned int size;
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};
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struct razor_set_header {
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	unsigned int magic;
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	unsigned int 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_PACKAGES 0
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#define RAZOR_REQUIRES 1
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#define RAZOR_PROVIDES 2
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#define RAZOR_STRING_POOL 3
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#define RAZOR_PROPERTY_POOL 4
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struct razor_package {
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	unsigned long name;
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	unsigned long version;
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	unsigned long requires;
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	unsigned long provides;
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};
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struct razor_property {
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	unsigned long name;
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	unsigned long version;
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	unsigned long packages;
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};
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struct razor_set {
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	struct array buckets;
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	struct array string_pool;
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	struct array property_pool;
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 	struct array packages;
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 	struct array requires;
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 	struct array provides;
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	struct razor_set_header *header;
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};
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struct razor_set_section razor_sections[] = {
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	{ RAZOR_PACKAGES,	offsetof(struct razor_set, packages) },
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	{ RAZOR_REQUIRES,	offsetof(struct razor_set, requires) },
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	{ RAZOR_PROVIDES,	offsetof(struct razor_set, provides) },
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	{ RAZOR_STRING_POOL,	offsetof(struct razor_set, string_pool) },
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	{ RAZOR_PROPERTY_POOL,	offsetof(struct razor_set, property_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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	return zalloc(sizeof(struct razor_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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		free(set->buckets.data);
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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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		free(set->buckets.data);
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	}
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	free(set);
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}
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static 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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	unsigned long 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 += (a->size + 4095) & ~4095;
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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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	write_to_fd(fd, data, 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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		write_to_fd(fd, a->data, (a->size + 4095) & ~4095);
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	}
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	close(fd);
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	return 0;
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}
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static unsigned int
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hash_string(const char *key)
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{
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	const char *p;
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	unsigned int hash = 0;
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	for (p = key; *p; p++)
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		hash = (hash * 617) ^ *p;
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	return hash;
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}
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unsigned long
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razor_set_lookup(struct razor_set *set, const char *key)
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{
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	unsigned int mask, start, i;
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	unsigned long *b;
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	char *pool;
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	pool = set->string_pool.data;
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	mask = set->buckets.alloc - 1;
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	start = hash_string(key) * sizeof(unsigned long);
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	for (i = 0; i < set->buckets.alloc; i += sizeof *b) {
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		b = set->buckets.data + ((start + i) & mask);
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		if (*b == 0)
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			return 0;
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		if (strcmp(key, &pool[*b]) == 0)
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			return *b;
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	}
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	return 0;
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}
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static unsigned long
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add_to_string_pool(struct razor_set *set, const char *key)
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{
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	int len;
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	char *p;
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	len = strlen(key) + 1;
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	p = array_add(&set->string_pool, len);
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	memcpy(p, key, len);
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	return p - (char *) set->string_pool.data;
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}
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static unsigned long
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add_to_property_pool(struct razor_set *set, struct array *properties)
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{
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	unsigned long  *p;
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	p = array_add(properties, sizeof *p);
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	*p = ~0ul;
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	p = array_add(&set->property_pool, properties->size);
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	memcpy(p, properties->data, properties->size);
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	return p - (unsigned long *) set->property_pool.data;
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}
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static void
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do_insert(struct razor_set *set, unsigned long value)
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{
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	unsigned int mask, start, i;
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	unsigned long *b;
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	const char *key;
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	key = (char *) set->string_pool.data + value;
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	mask = set->buckets.alloc - 1;
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	start = hash_string(key) * sizeof(unsigned long);
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	for (i = 0; i < set->buckets.alloc; i += sizeof *b) {
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		b = set->buckets.data + ((start + i) & mask);
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		if (*b == 0) {
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			*b = value;
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			break;
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		}
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	}
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}
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unsigned long
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razor_set_insert(struct razor_set *set, const char *key)
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{
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	unsigned long value, *buckets, *b, *end;
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	int alloc;
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	alloc = set->buckets.alloc;
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	array_add(&set->buckets, 4 * sizeof *buckets);
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	if (alloc != set->buckets.alloc) {
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		end = set->buckets.data + alloc;
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		memset(end, 0, set->buckets.alloc - alloc);
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		for (b = set->buckets.data; b < end; b++) {
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			value = *b;
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			if (value != 0) {
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				*b = 0;
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				do_insert(set, value);
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			}
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		}
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	}
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	value = add_to_string_pool(set, key);
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	do_insert (set, value);
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	return value;
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}
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unsigned long
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razor_set_tokenize(struct razor_set *set, const char *string)
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{
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	unsigned long token;
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	if (string == NULL)
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		return razor_set_tokenize(set, "");
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	token = razor_set_lookup(set, string);
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	if (token != 0)
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		return token;
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	return razor_set_insert(set, string);
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}
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struct import_property_context {
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	struct array all;
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	struct array package;
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};
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struct import_context {
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	struct razor_set *set;
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	struct import_property_context requires;
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	struct import_property_context provides;
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	struct array packages;
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	struct import_package *package;
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	unsigned long *requires_map;
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	unsigned long *provides_map;
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};
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struct import_package {
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	unsigned long name;
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	unsigned long version;
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	unsigned long requires;
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	unsigned long provides;
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	unsigned long index;
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};
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struct import_property {
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	unsigned long name;
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	unsigned long version;
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	unsigned long package;
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	unsigned long index;
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	unsigned long unique_index;
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};
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static void
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import_context_add_package(struct import_context *ctx,
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			   const char *name, const char *version)
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{
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	struct import_package *p;
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	p = array_add(&ctx->packages, sizeof *p);
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	p->name = razor_set_tokenize(ctx->set, name);
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	p->version = razor_set_tokenize(ctx->set, version);
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	p->index = p - (struct import_package *) ctx->packages.data;
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	ctx->package = p;
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	array_init(&ctx->requires.package);
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	array_init(&ctx->provides.package);
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}
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void
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import_context_finish_package(struct import_context *ctx)
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{
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	struct import_package *p;
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   441
	p = ctx->package;
krh@13
   442
	p->requires = add_to_property_pool(ctx->set, &ctx->requires.package);
krh@13
   443
	p->provides = add_to_property_pool(ctx->set, &ctx->provides.package);
krh@13
   444
krh@13
   445
	array_release(&ctx->requires.package);
krh@13
   446
	array_release(&ctx->provides.package);
krh@13
   447
}
krh@13
   448
krh@13
   449
static void
krh@13
   450
import_context_add_property(struct import_context *ctx,
krh@13
   451
			    struct import_property_context *pctx,
krh@13
   452
			    const char *name, const char *version)
krh@13
   453
{
krh@13
   454
	struct import_property *p;
krh@13
   455
	unsigned long *r;
krh@13
   456
krh@13
   457
	p = array_add(&pctx->all, sizeof *p);
krh@13
   458
	p->name = razor_set_tokenize(ctx->set, name);
krh@13
   459
	p->version = razor_set_tokenize(ctx->set, version);
krh@18
   460
	p->package = ctx->package->index;
krh@13
   461
	p->index = p - (struct import_property *) pctx->all.data;
krh@13
   462
krh@13
   463
	r = array_add(&pctx->package, sizeof *r);
krh@13
   464
	*r = p->index;
krh@13
   465
}
krh@13
   466
krh@13
   467
static void
krh@9
   468
parse_package(struct import_context *ctx, const char **atts, void *data)
krh@3
   469
{
krh@13
   470
	const char *name = NULL, *version = NULL;
krh@3
   471
	int i;
krh@3
   472
krh@3
   473
	for (i = 0; atts[i]; i += 2) {
krh@3
   474
		if (strcmp(atts[i], "name") == 0)
krh@13
   475
			name = atts[i + 1];
krh@3
   476
		else if (strcmp(atts[i], "version") == 0)
krh@13
   477
			version = atts[i + 1];
krh@3
   478
	}
krh@3
   479
krh@13
   480
	if (name == NULL || version == NULL) {
krh@3
   481
		fprintf(stderr, "invalid package tag, "
krh@3
   482
			"missing name or version attributes\n");
krh@3
   483
		return;
krh@3
   484
	}
krh@3
   485
krh@13
   486
	import_context_add_package(ctx, name, version);
krh@3
   487
}
krh@3
   488
krh@3
   489
static void
krh@9
   490
parse_property(struct import_context *ctx, const char **atts, void *data)
krh@8
   491
{
krh@13
   492
	const char *name = NULL, *version = NULL;
krh@8
   493
	int i;
krh@8
   494
krh@8
   495
	for (i = 0; atts[i]; i += 2) {
krh@8
   496
		if (strcmp(atts[i], "name") == 0)
krh@13
   497
			name = atts[i + 1];
krh@9
   498
		if (strcmp(atts[i], "version") == 0)
krh@13
   499
			version = atts[i + 1];
krh@8
   500
	}
krh@8
   501
	
krh@13
   502
	if (name == NULL) {
krh@9
   503
		fprintf(stderr, "invalid tag, missing name attribute\n");
krh@8
   504
		return;
krh@8
   505
	}
krh@8
   506
krh@13
   507
	import_context_add_property(ctx, data, name, version);
krh@7
   508
}
krh@7
   509
krh@7
   510
static void
krh@0
   511
start_element(void *data, const char *name, const char **atts)
krh@0
   512
{
krh@9
   513
	struct import_context *ctx = data;
krh@0
   514
krh@3
   515
	if (strcmp(name, "package") == 0)
krh@9
   516
		parse_package(ctx, atts, NULL);
krh@8
   517
	else if (strcmp(name, "requires") == 0)
krh@9
   518
		parse_property(ctx, atts, &ctx->requires);
krh@7
   519
	else if (strcmp(name, "provides") == 0)
krh@9
   520
		parse_property(ctx, atts, &ctx->provides);
krh@0
   521
}
krh@0
   522
krh@0
   523
static void
krh@0
   524
end_element (void *data, const char *name)
krh@0
   525
{
krh@9
   526
	struct import_context *ctx = data;
krh@4
   527
krh@13
   528
	if (strcmp(name, "package") == 0)
krh@13
   529
		import_context_finish_package(ctx);
krh@0
   530
}
krh@0
   531
krh@0
   532
static char *
krh@0
   533
sha1_to_hex(const unsigned char *sha1)
krh@0
   534
{
krh@0
   535
	static int bufno;
krh@0
   536
	static char hexbuffer[4][50];
krh@0
   537
	static const char hex[] = "0123456789abcdef";
krh@0
   538
	char *buffer = hexbuffer[3 & ++bufno], *buf = buffer;
krh@0
   539
	int i;
krh@0
   540
krh@0
   541
	for (i = 0; i < 20; i++) {
krh@0
   542
		unsigned int val = *sha1++;
krh@0
   543
		*buf++ = hex[val >> 4];
krh@0
   544
		*buf++ = hex[val & 0xf];
krh@0
   545
	}
krh@0
   546
	*buf = '\0';
krh@0
   547
krh@0
   548
	return buffer;
krh@0
   549
}
krh@0
   550
krh@9
   551
static void
krh@13
   552
razor_prepare_import(struct import_context *ctx)
krh@9
   553
{
krh@9
   554
	memset(ctx, 0, sizeof *ctx);
krh@13
   555
	ctx->set = razor_set_create();
krh@9
   556
}
krh@9
   557
krh@0
   558
static int
krh@13
   559
razor_import(struct import_context *ctx, const char *filename)
krh@0
   560
{
krh@0
   561
	SHA_CTX sha1;
krh@0
   562
	XML_Parser parser;
krh@0
   563
	int fd;
krh@0
   564
	void *p;
krh@0
   565
	struct stat stat;
krh@0
   566
	char buf[128];
krh@0
   567
	unsigned char hash[20];
krh@0
   568
krh@0
   569
	fd = open(filename, O_RDONLY);
krh@0
   570
	if (fstat(fd, &stat) < 0)
krh@0
   571
		return -1;
krh@0
   572
	p = mmap(NULL, stat.st_size, PROT_READ, MAP_PRIVATE, fd, 0);
krh@0
   573
	if (p == MAP_FAILED)
krh@0
   574
		return -1;
krh@0
   575
krh@0
   576
	parser = XML_ParserCreate(NULL);
krh@9
   577
	XML_SetUserData(parser, ctx);
krh@0
   578
	XML_SetElementHandler(parser, start_element, end_element);
krh@0
   579
	if (XML_Parse(parser, p, stat.st_size, 1) == XML_STATUS_ERROR) {
krh@0
   580
		fprintf(stderr,
krh@0
   581
			"%s at line %d, %s\n",
krh@0
   582
			XML_ErrorString(XML_GetErrorCode(parser)),
krh@0
   583
			XML_GetCurrentLineNumber(parser),
krh@0
   584
			filename);
krh@0
   585
		return 1;
krh@0
   586
	}
krh@0
   587
krh@0
   588
	XML_ParserFree(parser);
krh@0
   589
krh@0
   590
	SHA1_Init(&sha1);
krh@0
   591
	SHA1_Update(&sha1, p, stat.st_size);
krh@0
   592
	SHA1_Final(hash, &sha1);
krh@0
   593
krh@0
   594
	close(fd);
krh@0
   595
krh@0
   596
	snprintf(buf, sizeof buf, "set/%s", sha1_to_hex(hash));
krh@0
   597
	if (write_to_file(buf, p, stat.st_size) < 0)
krh@0
   598
		return -1;
krh@0
   599
	munmap(p, stat.st_size);
krh@0
   600
krh@0
   601
	return 0;
krh@0
   602
}
krh@0
   603
krh@22
   604
typedef int (*compare_with_data_func_t)(const void *p1,
krh@22
   605
					const void *p,
krh@22
   606
					void *data);
krh@22
   607
krh@22
   608
static void
krh@22
   609
qsort_swap(void *p1, void *p2, size_t size)
krh@22
   610
{
krh@22
   611
	char buffer[size];
krh@22
   612
krh@22
   613
	memcpy(buffer, p1, size);
krh@22
   614
	memcpy(p1, p2, size);
krh@22
   615
	memcpy(p2, buffer, size);
krh@22
   616
}
krh@22
   617
krh@22
   618
void
krh@22
   619
qsort_with_data(void *base, size_t nelem, size_t size,
krh@22
   620
		compare_with_data_func_t compare, void *data)
krh@22
   621
{
krh@22
   622
	void *p, *start, *end, *pivot;
krh@22
   623
	int left, right, result;
krh@22
   624
krh@22
   625
	p = base;
krh@22
   626
	start = base;
krh@22
   627
	end = base + nelem * size;
krh@22
   628
	pivot = base + (random() % nelem) * size;
krh@22
   629
	
krh@22
   630
	while (p < end) {
krh@22
   631
		result = compare(p, pivot, data);
krh@22
   632
		if (result < 0) {
krh@22
   633
			qsort_swap(p, start, size);
krh@22
   634
			if (start == pivot)
krh@22
   635
				pivot = p;
krh@22
   636
			start += size;
krh@22
   637
			p += size;
krh@22
   638
		} else if (result == 0) {
krh@22
   639
			p += size;
krh@22
   640
		} else {
krh@22
   641
 			end -= size;
krh@22
   642
			qsort_swap(p, end, size);
krh@22
   643
			if (end == pivot)
krh@22
   644
				pivot = p;
krh@22
   645
		}
krh@22
   646
	}
krh@22
   647
krh@22
   648
	left = (start - base) / size;
krh@22
   649
	right = (base + nelem * size - end) / size;
krh@22
   650
	if (left > 1)
krh@22
   651
		qsort_with_data(base, left, size, compare, data);
krh@22
   652
	if (right > 1)
krh@22
   653
		qsort_with_data(end, right, size, compare, data);
krh@22
   654
}
krh@9
   655
krh@9
   656
static int
krh@22
   657
compare_packages(const void *p1, const void *p2, void *data)
krh@9
   658
{
krh@18
   659
	const struct import_package *pkg1 = p1, *pkg2 = p2;
krh@22
   660
	struct razor_set *set = data;
krh@22
   661
	char *pool = set->string_pool.data;
krh@9
   662
krh@9
   663
	return strcmp(&pool[pkg1->name], &pool[pkg2->name]);
krh@9
   664
}
krh@9
   665
krh@9
   666
static int
krh@22
   667
compare_properties(const void *p1, const void *p2, void *data)
krh@9
   668
{
krh@10
   669
	const struct import_property *prop1 = p1, *prop2 = p2;
krh@22
   670
	struct razor_set *set = data;
krh@22
   671
	char *pool = set->string_pool.data;
krh@12
   672
	int result;
krh@9
   673
krh@12
   674
	result = strcmp(&pool[prop1->name], &pool[prop2->name]);
krh@12
   675
	if (result == 0)
krh@12
   676
		return strcmp(&pool[prop1->version], &pool[prop2->version]);
krh@12
   677
	else
krh@12
   678
		return result;
krh@9
   679
}
krh@9
   680
krh@10
   681
static unsigned long *
krh@18
   682
uniqueify_properties(struct razor_set *set,
krh@18
   683
		     struct array *in, struct array *out)
krh@9
   684
{
krh@10
   685
	struct import_property *ip, *end;
krh@18
   686
	struct razor_property *rp, *rp_end;
krh@18
   687
	struct array *pkgs, *p;
krh@18
   688
	unsigned long *map, *r;
krh@18
   689
	int i, count, unique;
krh@9
   690
krh@10
   691
	count = in->size / sizeof(struct import_property);
krh@22
   692
	qsort_with_data(in->data,
krh@22
   693
			count,
krh@22
   694
			sizeof(struct import_property),
krh@22
   695
			compare_properties,
krh@22
   696
			set);
krh@9
   697
krh@10
   698
	rp = NULL;
krh@9
   699
	end = in->data + in->size;
krh@10
   700
	for (ip = in->data; ip < end; ip++) {
krh@10
   701
		if (rp == NULL ||
krh@10
   702
		    ip->name != rp->name || ip->version != rp->version) {
krh@10
   703
			rp = array_add(out, sizeof *rp);
krh@10
   704
			rp->name = ip->name;
krh@10
   705
			rp->version = ip->version;
krh@10
   706
		}
krh@10
   707
		ip->unique_index = rp - (struct razor_property *) out->data;
krh@10
   708
	}
krh@9
   709
krh@10
   710
	map = malloc(count * sizeof (unsigned long));
krh@10
   711
	ip = in->data;
krh@10
   712
	for (i = 0; i < count; i++)
krh@10
   713
		map[ip[i].index] = ip[i].unique_index;
krh@10
   714
krh@18
   715
	unique = out->size / sizeof(*rp);
krh@18
   716
	pkgs = zalloc(unique * sizeof *pkgs);
krh@18
   717
	for (ip = in->data; ip < end; ip++) {
krh@18
   718
		r = array_add(&pkgs[ip->unique_index], sizeof *r);
krh@18
   719
		*r = ip->package;
krh@18
   720
	}
krh@18
   721
krh@18
   722
	rp_end = out->data + out->size;
krh@18
   723
	for (rp = out->data, p = pkgs; rp < rp_end; rp++, p++)
krh@18
   724
		rp->packages = add_to_property_pool(set, p);
krh@18
   725
krh@18
   726
	free(pkgs);
krh@18
   727
krh@10
   728
	return map;
krh@10
   729
}
krh@10
   730
krh@10
   731
static void
krh@18
   732
remap_package_links(struct import_context *ctx)
krh@10
   733
{
krh@18
   734
	struct import_package *p, *end;
krh@10
   735
	unsigned long *pool, *r;
krh@10
   736
krh@10
   737
	pool = ctx->set->property_pool.data;
krh@18
   738
	end = ctx->packages.data + ctx->packages.size;
krh@18
   739
	for (p = ctx->packages.data; p < end; p++) {
krh@18
   740
		for (r = &pool[p->requires]; ~*r; r++)
krh@10
   741
			*r = ctx->requires_map[*r];
krh@18
   742
		for (r = &pool[p->provides]; ~*r; r++)
krh@10
   743
			*r = ctx->provides_map[*r];
krh@9
   744
	}
krh@18
   745
}
krh@10
   746
krh@18
   747
static void
krh@18
   748
remap_property_links(struct import_context *ctx)
krh@18
   749
{
krh@18
   750
	struct razor_property *p, *end;
krh@18
   751
	struct import_package *ip;
krh@18
   752
	unsigned long *map, *pool, *r;
krh@18
   753
	int i, count;
krh@18
   754
krh@18
   755
	pool = ctx->set->property_pool.data;
krh@18
   756
	count = ctx->packages.size / sizeof(struct import_package);
krh@18
   757
	map = malloc(count * sizeof *map);
krh@18
   758
	ip = ctx->packages.data;
krh@18
   759
	for (i = 0; i < count; i++)
krh@18
   760
		map[ip[i].index] = i;
krh@18
   761
krh@18
   762
	/* FIXME: This will break if we implement package list sharing
krh@18
   763
	 * for all properties, since we'll remap those lists more than
krh@18
   764
	 * once. We should just have a separate pool for property
krh@18
   765
	 * lists and a separate pool for package lists and remap it as
krh@18
   766
	 * a flat pool.  Right now, as property lists and package
krh@18
   767
	 * lists are mixed, we can't do that. */
krh@18
   768
krh@18
   769
	end = ctx->set->requires.data + ctx->set->requires.size;
krh@18
   770
	for (p = ctx->set->requires.data; p < end; p++)
krh@18
   771
		for (r = &pool[p->packages]; ~*r; r++)
krh@18
   772
			*r = map[*r];
krh@18
   773
krh@18
   774
	end = ctx->set->provides.data + ctx->set->provides.size;
krh@18
   775
	for (p = ctx->set->provides.data; p < end; p++)
krh@18
   776
		for (r = &pool[p->packages]; ~*r; r++)
krh@18
   777
			*r = map[*r];
krh@18
   778
krh@18
   779
	free(map);
krh@9
   780
}
krh@9
   781
krh@13
   782
static struct razor_set *
krh@13
   783
razor_finish_import(struct import_context *ctx)
krh@9
   784
{
krh@18
   785
	struct import_package *ip;
krh@18
   786
	struct razor_package *rp;
krh@18
   787
	int i, count;
krh@18
   788
krh@10
   789
	ctx->requires_map =
krh@18
   790
		uniqueify_properties(ctx->set, 
krh@18
   791
				     &ctx->requires.all,
krh@18
   792
				     &ctx->set->requires);
krh@10
   793
	ctx->provides_map =
krh@18
   794
		uniqueify_properties(ctx->set,
krh@18
   795
				     &ctx->provides.all,
krh@18
   796
				     &ctx->set->provides);
krh@9
   797
krh@18
   798
	remap_package_links(ctx);
krh@18
   799
krh@18
   800
	count = ctx->packages.size / sizeof(struct import_package);
krh@22
   801
	qsort_with_data(ctx->packages.data,
krh@22
   802
			count,
krh@22
   803
			sizeof(struct import_package),
krh@22
   804
			compare_packages,
krh@22
   805
			ctx->set);
krh@18
   806
krh@18
   807
	ip = ctx->packages.data;
krh@18
   808
	for (i = 0; i < count; i++, ip++, rp++) {
krh@18
   809
		rp = array_add(&ctx->set->packages, sizeof *rp);
krh@18
   810
		rp->name = ip->name;
krh@18
   811
		rp->version = ip->version;
krh@18
   812
		rp->requires = ip->requires;
krh@18
   813
		rp->provides = ip->provides;
krh@18
   814
	}
krh@18
   815
krh@18
   816
	remap_property_links(ctx);
krh@10
   817
krh@10
   818
	free(ctx->requires.all.data);
krh@10
   819
	free(ctx->provides.all.data);
krh@10
   820
	free(ctx->requires_map);
krh@10
   821
	free(ctx->provides_map);
krh@13
   822
		
krh@9
   823
	fprintf(stderr, "parsed %d requires, %d unique\n",
krh@10
   824
		ctx->requires.all.size / sizeof(struct import_property),
krh@9
   825
		ctx->set->requires.size / sizeof(struct razor_property));
krh@9
   826
	fprintf(stderr, "parsed %d provides, %d unique\n",
krh@10
   827
		ctx->provides.all.size / sizeof(struct import_property),
krh@9
   828
		ctx->set->provides.size / sizeof(struct razor_property));
krh@13
   829
krh@13
   830
	return ctx->set; 
krh@9
   831
}
krh@9
   832
krh@15
   833
/* Import a yum filelist as a razor package set. */
krh@15
   834
krh@15
   835
enum {
krh@15
   836
	YUM_STATE_BEGIN,
krh@15
   837
	YUM_STATE_PACKAGE_NAME
krh@15
   838
};
krh@15
   839
krh@15
   840
struct yum_context {
krh@15
   841
	struct import_context ctx;
krh@15
   842
	struct import_property_context *current_property_context;
krh@15
   843
	char *name;
krh@15
   844
	int state;
krh@15
   845
};
krh@15
   846
krh@15
   847
static void
krh@15
   848
yum_start_element(void *data, const char *name, const char **atts)
krh@15
   849
{
krh@15
   850
	struct yum_context *ctx = data;
krh@15
   851
	const char *n, *version;
krh@15
   852
	int i;
krh@15
   853
krh@15
   854
	if (strcmp(name, "name") == 0) {
krh@15
   855
		ctx->state = YUM_STATE_PACKAGE_NAME;
krh@15
   856
	} else if (strcmp(name, "version") == 0) {
krh@15
   857
		for (i = 0; atts[i]; i += 2) {
krh@15
   858
			if (strcmp(atts[i], "ver") == 0)
krh@15
   859
				version = atts[i + 1];
krh@15
   860
		}
krh@15
   861
		import_context_add_package(&ctx->ctx, ctx->name, version);
krh@15
   862
	} else if (strcmp(name, "rpm:requires") == 0) {
krh@15
   863
		ctx->current_property_context = &ctx->ctx.requires;
krh@15
   864
	} else if (strcmp(name, "rpm:provides") == 0) {
krh@15
   865
		ctx->current_property_context = &ctx->ctx.provides;
krh@15
   866
	} else if (strcmp(name, "rpm:entry") == 0 &&
krh@15
   867
		   ctx->current_property_context != NULL) {
krh@15
   868
		n = NULL;
krh@15
   869
		version = NULL;
krh@15
   870
		for (i = 0; atts[i]; i += 2) {
krh@15
   871
			if (strcmp(atts[i], "name") == 0)
krh@15
   872
				n = atts[i + 1];
krh@15
   873
			else if (strcmp(atts[i], "ver") == 0)
krh@15
   874
				version = atts[i + 1];
krh@15
   875
		}
krh@15
   876
krh@15
   877
		if (n == NULL) {
krh@15
   878
			fprintf(stderr, "invalid rpm:entry, "
krh@15
   879
				"missing name or version attributes\n");
krh@15
   880
			return;
krh@15
   881
		}
krh@15
   882
krh@15
   883
		import_context_add_property(&ctx->ctx,
krh@15
   884
					    ctx->current_property_context,
krh@15
   885
					    n, version);
krh@15
   886
	}
krh@15
   887
}
krh@15
   888
krh@15
   889
static void
krh@15
   890
yum_end_element (void *data, const char *name)
krh@15
   891
{
krh@15
   892
	struct yum_context *ctx = data;
krh@15
   893
krh@15
   894
	if (strcmp(name, "package") == 0) {
krh@15
   895
		free(ctx->name);
krh@15
   896
		import_context_finish_package(&ctx->ctx);
krh@15
   897
	} else if (strcmp(name, "name") == 0) {
krh@15
   898
		ctx->state = 0;
krh@15
   899
	} else if (strcmp(name, "rpm:requires") == 0) {
krh@15
   900
		ctx->current_property_context = NULL;
krh@15
   901
	} else if (strcmp(name, "rpm:provides") == 0) {
krh@15
   902
		ctx->current_property_context = NULL;
krh@15
   903
	}
krh@15
   904
}
krh@15
   905
krh@15
   906
static void
krh@15
   907
yum_character_data (void *data, const XML_Char *s, int len)
krh@15
   908
{
krh@15
   909
	struct yum_context *ctx = data;
krh@15
   910
krh@15
   911
	if (ctx->state == YUM_STATE_PACKAGE_NAME)
krh@15
   912
		ctx->name = strndup(s, len);
krh@15
   913
}
krh@15
   914
krh@15
   915
static struct razor_set *
krh@15
   916
razor_set_create_from_yum_filelist(int fd)
krh@15
   917
{
krh@15
   918
	struct yum_context ctx;
krh@15
   919
	XML_Parser parser;
krh@15
   920
	char buf[4096];
krh@15
   921
	int len;
krh@15
   922
krh@15
   923
	razor_prepare_import(&ctx.ctx);
krh@15
   924
krh@15
   925
	parser = XML_ParserCreate(NULL);
krh@15
   926
	XML_SetUserData(parser, &ctx);
krh@15
   927
	XML_SetElementHandler(parser, yum_start_element, yum_end_element);
krh@15
   928
	XML_SetCharacterDataHandler(parser, yum_character_data);
krh@15
   929
krh@15
   930
	while (1) {
krh@15
   931
		len = read(fd, buf, sizeof buf);
krh@15
   932
		if (len < 0) {
krh@15
   933
			fprintf(stderr,
krh@15
   934
				"couldn't read input: %s\n", strerror(errno));
krh@15
   935
			return NULL;
krh@15
   936
		} else if (len == 0)
krh@15
   937
			break;
krh@15
   938
krh@15
   939
		if (XML_Parse(parser, buf, len, 0) == XML_STATUS_ERROR) {
krh@15
   940
			fprintf(stderr,
krh@15
   941
				"%s at line %d\n",
krh@15
   942
				XML_ErrorString(XML_GetErrorCode(parser)),
krh@15
   943
				XML_GetCurrentLineNumber(parser));
krh@15
   944
			return NULL;
krh@15
   945
		}
krh@15
   946
	}
krh@15
   947
krh@15
   948
	XML_ParserFree(parser);
krh@15
   949
krh@15
   950
	return razor_finish_import(&ctx.ctx);
krh@15
   951
}
krh@15
   952
krh@0
   953
void
krh@4
   954
razor_set_list(struct razor_set *set)
krh@3
   955
{
krh@6
   956
	struct razor_package *p, *end;
krh@6
   957
	char *pool;
krh@3
   958
krh@6
   959
	pool = set->string_pool.data;
krh@6
   960
	end = set->packages.data + set->packages.size;
krh@14
   961
	for (p = set->packages.data; p < end; p++)
krh@6
   962
		printf("%s %s\n", &pool[p->name], &pool[p->version]);
krh@3
   963
}
krh@3
   964
krh@16
   965
struct razor_set *bsearch_set;
krh@16
   966
krh@16
   967
static int
krh@16
   968
compare_package_name(const void *key, const void *data)
krh@16
   969
{
krh@16
   970
	const struct razor_package *p = data;
krh@16
   971
	char *pool;
krh@16
   972
krh@16
   973
	pool = bsearch_set->string_pool.data;
krh@16
   974
krh@16
   975
	return strcmp(key, &pool[p->name]);
krh@16
   976
}
krh@16
   977
krh@10
   978
struct razor_package *
krh@10
   979
razor_set_get_package(struct razor_set *set, const char *package)
krh@10
   980
{
krh@16
   981
	bsearch_set = set;
krh@16
   982
	return bsearch(package, set->packages.data,
krh@16
   983
		       set->packages.size / sizeof(struct razor_package),
krh@16
   984
		       sizeof(struct razor_package), compare_package_name);
krh@10
   985
}
krh@10
   986
krh@18
   987
static int
krh@18
   988
compare_property_name(const void *key, const void *data)
krh@18
   989
{
krh@18
   990
	const struct razor_property *p = data;
krh@18
   991
	char *pool;
krh@18
   992
krh@18
   993
	pool = bsearch_set->string_pool.data;
krh@18
   994
krh@18
   995
	return strcmp(key, &pool[p->name]);
krh@18
   996
}
krh@18
   997
krh@18
   998
struct razor_property *
krh@18
   999
razor_set_get_property(struct razor_set *set,
krh@18
  1000
		       struct array *properties,
krh@18
  1001
		       const char *property)
krh@18
  1002
{
krh@18
  1003
	struct razor_property *p, *start;
krh@18
  1004
krh@18
  1005
	bsearch_set = set;
krh@18
  1006
	p = bsearch(property, properties->data,
krh@18
  1007
		    properties->size / sizeof(struct razor_property),
krh@18
  1008
		    sizeof(struct razor_property), compare_property_name);
krh@18
  1009
krh@18
  1010
	start = properties->data;
krh@18
  1011
	while (p > start && (p - 1)->name == p->name)
krh@18
  1012
		p--;
krh@18
  1013
krh@18
  1014
	return p;
krh@18
  1015
}
krh@18
  1016
krh@10
  1017
static void
krh@10
  1018
razor_set_list_all_properties(struct razor_set *set, struct array *properties)
krh@8
  1019
{
krh@8
  1020
	struct razor_property *p, *end;
krh@8
  1021
	char *pool;
krh@8
  1022
krh@8
  1023
	pool = set->string_pool.data;
krh@10
  1024
	end = properties->data + properties->size;
krh@14
  1025
	for (p = properties->data; p < end; p++)
krh@8
  1026
		printf("%s %s\n", &pool[p->name], &pool[p->version]);
krh@8
  1027
}
krh@8
  1028
krh@8
  1029
void
krh@10
  1030
razor_set_list_requires(struct razor_set *set, const char *name)
krh@7
  1031
{
krh@10
  1032
	struct razor_property *p, *requires;
krh@10
  1033
	struct razor_package *package;
krh@10
  1034
	unsigned long *r;
krh@7
  1035
	char *pool;
krh@7
  1036
krh@10
  1037
	if (name) {
krh@10
  1038
		package = razor_set_get_package(set, name);
krh@10
  1039
		r = (unsigned long *) set->property_pool.data +
krh@10
  1040
			package->requires;
krh@10
  1041
		requires = set->requires.data;
krh@10
  1042
		pool = set->string_pool.data;
krh@18
  1043
		while (~*r) {
krh@10
  1044
			p = &requires[*r++];
krh@10
  1045
			printf("%s %s\n", &pool[p->name], &pool[p->version]);
krh@10
  1046
		}
krh@10
  1047
	} else
krh@10
  1048
		razor_set_list_all_properties(set, &set->requires);
krh@10
  1049
}
krh@10
  1050
krh@10
  1051
void
krh@10
  1052
razor_set_list_provides(struct razor_set *set, const char *name)
krh@10
  1053
{
krh@10
  1054
	struct razor_property *p, *provides;
krh@10
  1055
	struct razor_package *package;
krh@10
  1056
	unsigned long *r;
krh@10
  1057
	char *pool;
krh@10
  1058
krh@10
  1059
	if (name) {
krh@10
  1060
		package = razor_set_get_package(set, name);
krh@10
  1061
		r = (unsigned long *) set->property_pool.data +
krh@10
  1062
			package->provides;
krh@10
  1063
		provides = set->provides.data;
krh@10
  1064
		pool = set->string_pool.data;
krh@18
  1065
		while (~*r) {
krh@10
  1066
			p = &provides[*r++];
krh@10
  1067
			printf("%s %s\n", &pool[p->name], &pool[p->version]);
krh@10
  1068
		}
krh@10
  1069
	} else 
krh@10
  1070
		razor_set_list_all_properties(set, &set->provides);
krh@7
  1071
}
krh@7
  1072
krh@7
  1073
void
krh@18
  1074
razor_set_list_property_packages(struct razor_set *set,
krh@18
  1075
				 struct array *properties,
krh@20
  1076
				 const char *name,
krh@20
  1077
				 const char *version)
krh@18
  1078
{
krh@18
  1079
	struct razor_property *property, *end;
krh@18
  1080
	struct razor_package *p, *packages;
krh@18
  1081
	unsigned long *r;
krh@18
  1082
	char *pool;
krh@18
  1083
krh@18
  1084
	if (name == NULL)
krh@18
  1085
		return;
krh@18
  1086
krh@18
  1087
	property = razor_set_get_property(set, properties, name);
krh@18
  1088
	packages = set->packages.data;
krh@18
  1089
	pool = set->string_pool.data;
krh@18
  1090
	end = properties->data + properties->size;
krh@18
  1091
	while (property < end && strcmp(name, &pool[property->name]) == 0) {
krh@20
  1092
		if (version && strcmp(version, &pool[property->version]) != 0)
krh@20
  1093
			goto next;
krh@18
  1094
		r = (unsigned long *)
krh@18
  1095
			set->property_pool.data + property->packages;
krh@18
  1096
		while (~*r) {
krh@18
  1097
			p = &packages[*r++];
krh@18
  1098
			printf("%s %s\n",
krh@18
  1099
			       &pool[p->name], &pool[p->version]);
krh@18
  1100
		}
krh@20
  1101
	next:
krh@18
  1102
		property++;
krh@18
  1103
	}
krh@18
  1104
}
krh@18
  1105
krh@18
  1106
void
krh@21
  1107
razor_set_validate(struct razor_set *set, struct array *unsatisfied)
krh@21
  1108
{
krh@21
  1109
	struct razor_property *r, *p, *rend, *pend;
krh@21
  1110
	unsigned long *u;
krh@21
  1111
	char *pool;
krh@21
  1112
krh@21
  1113
	r = set->requires.data;
krh@21
  1114
	p = set->provides.data;
krh@21
  1115
	rend = set->requires.data + set->requires.size;
krh@21
  1116
	pend = set->provides.data + set->provides.size;
krh@21
  1117
	pool = set->string_pool.data;
krh@21
  1118
	
krh@21
  1119
	while (r < rend) {
krh@21
  1120
		while (p < pend && strcmp(&pool[r->name], &pool[p->name]) > 0)
krh@21
  1121
			p++;
krh@21
  1122
		if (p == pend || strcmp(&pool[r->name], &pool[p->name]) != 0) {
krh@21
  1123
			u = array_add(unsatisfied, sizeof *u);
krh@21
  1124
			*u = r - (struct razor_property *) set->requires.data;
krh@21
  1125
		}
krh@21
  1126
		r++;
krh@21
  1127
	}
krh@21
  1128
}
krh@21
  1129
krh@21
  1130
void
krh@21
  1131
razor_set_list_unsatisfied(struct razor_set *set)
krh@21
  1132
{
krh@21
  1133
	struct array unsatisfied;
krh@21
  1134
	struct razor_property *requires, *r;
krh@21
  1135
	unsigned long *u, *end;
krh@21
  1136
	char *pool;
krh@21
  1137
krh@21
  1138
	array_init(&unsatisfied);
krh@21
  1139
	razor_set_validate(set, &unsatisfied);
krh@21
  1140
krh@21
  1141
	end = unsatisfied.data + unsatisfied.size;
krh@21
  1142
	requires = set->requires.data;
krh@21
  1143
	pool = set->string_pool.data;
krh@21
  1144
krh@21
  1145
	for (u = unsatisfied.data; u < end; u++) {
krh@21
  1146
		r = requires + *u;
krh@21
  1147
		printf("%s %s not satisfied\n",
krh@21
  1148
		       &pool[r->name], &pool[r->version]);
krh@21
  1149
	}
krh@21
  1150
krh@21
  1151
	array_release(&unsatisfied);
krh@21
  1152
}
krh@21
  1153
krh@21
  1154
void
krh@4
  1155
razor_set_info(struct razor_set *set)
krh@3
  1156
{
krh@3
  1157
	unsigned int offset, size;
krh@3
  1158
	int i;
krh@3
  1159
krh@4
  1160
	for (i = 0; i < set->header->sections[i].type; i++) {
krh@4
  1161
		offset = set->header->sections[i].offset;
krh@18
  1162
		size = set->header->sections[i].size;
krh@3
  1163
krh@4
  1164
		switch (set->header->sections[i].type) {
krh@4
  1165
		case RAZOR_PACKAGES:
krh@3
  1166
			printf("package section:\t%dkb\n", size / 1024);
krh@3
  1167
			break;
krh@8
  1168
		case RAZOR_REQUIRES:
krh@8
  1169
			printf("requires section:\t%dkb\n", size / 1024);
krh@8
  1170
			break;
krh@7
  1171
		case RAZOR_PROVIDES:
krh@7
  1172
			printf("provides section:\t%dkb\n", size / 1024);
krh@7
  1173
			break;
krh@19
  1174
		case RAZOR_STRING_POOL:
krh@19
  1175
			printf("string pool:\t\t%dkb\n", size / 1024);
krh@19
  1176
			break;
krh@19
  1177
		case RAZOR_PROPERTY_POOL:
krh@18
  1178
			printf("properties section:\t%dkb\n", size / 1024);
krh@18
  1179
			break;
krh@3
  1180
		}
krh@3
  1181
	}
krh@0
  1182
}
krh@0
  1183
krh@0
  1184
static int
krh@0
  1185
usage(void)
krh@0
  1186
{
krh@7
  1187
	printf("usage: razor [ import FILES | lookup <key> | "
krh@15
  1188
	       "list | list-requires | list-provides | eat-yum | info ]\n");
krh@0
  1189
	exit(1);
krh@0
  1190
}
krh@0
  1191
krh@15
  1192
static const char *repo_filename = "system.repo";
krh@15
  1193
static const char rawhide_repo_filename[] = "rawhide.repo";
krh@0
  1194
krh@0
  1195
int
krh@0
  1196
main(int argc, char *argv[])
krh@0
  1197
{
krh@0
  1198
	int i;
krh@4
  1199
	struct razor_set *set;
krh@0
  1200
	struct stat statbuf;
krh@9
  1201
	struct import_context ctx;
krh@15
  1202
	char *repo;
krh@15
  1203
krh@15
  1204
	repo = getenv("RAZOR_REPO");
krh@15
  1205
	if (repo != NULL)
krh@15
  1206
		repo_filename = repo;
krh@0
  1207
krh@3
  1208
	if (argc < 2) {
krh@0
  1209
		usage();
krh@0
  1210
	} else if (strcmp(argv[1], "import") == 0) {
krh@0
  1211
		if (stat("set", &statbuf) && mkdir("set", 0777)) {
krh@0
  1212
			fprintf(stderr, "could not create directory 'set'\n");
krh@0
  1213
			exit(-1);
krh@0
  1214
		}
krh@0
  1215
			
krh@13
  1216
		razor_prepare_import(&ctx);
krh@9
  1217
krh@0
  1218
		for (i = 2; i < argc; i++) {
krh@13
  1219
			if (razor_import(&ctx, argv[i]) < 0) {
krh@0
  1220
				fprintf(stderr, "failed to import %s\n",
krh@0
  1221
					argv[i]);
krh@0
  1222
				exit(-1);
krh@0
  1223
			}
krh@0
  1224
		}
krh@0
  1225
krh@13
  1226
		set = razor_finish_import(&ctx);
krh@6
  1227
krh@6
  1228
		printf("bucket allocation: %d\n", set->buckets.alloc);
krh@6
  1229
		printf("pool size: %d\n", set->string_pool.size);
krh@6
  1230
		printf("pool allocation: %d\n", set->string_pool.alloc);
krh@7
  1231
		printf("packages: %d\n",
krh@7
  1232
		       set->packages.size / sizeof(struct razor_package));
krh@8
  1233
		printf("requires: %d\n",
krh@8
  1234
		       set->requires.size / sizeof(struct razor_property));
krh@7
  1235
		printf("provides: %d\n",
krh@8
  1236
		       set->provides.size / sizeof(struct razor_property));
krh@0
  1237
krh@4
  1238
		razor_set_write(set, repo_filename);
krh@0
  1239
krh@4
  1240
		razor_set_destroy(set);
krh@0
  1241
	} else if (strcmp(argv[1], "lookup") == 0) {
krh@4
  1242
		set = razor_set_open(repo_filename);
krh@0
  1243
		printf("%s is %lu\n", argv[2],
krh@4
  1244
		       razor_set_lookup(set, argv[2]));
krh@4
  1245
		razor_set_destroy(set);
krh@3
  1246
	} else if (strcmp(argv[1], "list") == 0) {
krh@4
  1247
		set = razor_set_open(repo_filename);
krh@4
  1248
		razor_set_list(set);
krh@4
  1249
		razor_set_destroy(set);
krh@8
  1250
	} else if (strcmp(argv[1], "list-requires") == 0) {
krh@8
  1251
		set = razor_set_open(repo_filename);
krh@10
  1252
		razor_set_list_requires(set, argv[2]);
krh@8
  1253
		razor_set_destroy(set);
krh@7
  1254
	} else if (strcmp(argv[1], "list-provides") == 0) {
krh@7
  1255
		set = razor_set_open(repo_filename);
krh@10
  1256
		razor_set_list_provides(set, argv[2]);
krh@7
  1257
		razor_set_destroy(set);
krh@18
  1258
	} else if (strcmp(argv[1], "what-requires") == 0) {
krh@18
  1259
		set = razor_set_open(repo_filename);
krh@20
  1260
		razor_set_list_property_packages(set, &set->requires,
krh@20
  1261
						 argv[2], argv[3]);
krh@18
  1262
		razor_set_destroy(set);
krh@18
  1263
	} else if (strcmp(argv[1], "what-provides") == 0) {
krh@18
  1264
		set = razor_set_open(repo_filename);
krh@20
  1265
		razor_set_list_property_packages(set, &set->provides,
krh@20
  1266
						 argv[2], argv[3]);
krh@18
  1267
		razor_set_destroy(set);
krh@3
  1268
	} else if (strcmp(argv[1], "info") == 0) {
krh@4
  1269
		set = razor_set_open(repo_filename);
krh@4
  1270
		razor_set_info(set);
krh@4
  1271
		razor_set_destroy(set);
krh@15
  1272
	} else if (strcmp(argv[1], "eat-yum") == 0) {
krh@15
  1273
		set = razor_set_create_from_yum_filelist(STDIN_FILENO);
krh@15
  1274
		if (set == NULL)
krh@15
  1275
			return 1;
krh@15
  1276
		razor_set_write(set, rawhide_repo_filename);
krh@15
  1277
		razor_set_destroy(set);
krh@18
  1278
		printf("wrote %s\n", rawhide_repo_filename);
krh@21
  1279
	} else if (strcmp(argv[1], "validate") == 0) {
krh@21
  1280
		set = razor_set_open(repo_filename);
krh@21
  1281
		if (set == NULL)
krh@21
  1282
			return 1;
krh@21
  1283
		razor_set_list_unsatisfied(set);
krh@21
  1284
		razor_set_destroy(set);
krh@0
  1285
	} else {
krh@0
  1286
		usage();
krh@0
  1287
	}
krh@0
  1288
krh@0
  1289
	return 0;
krh@0
  1290
}