krh@212: /*
krh@212:  * Copyright (C) 2008  Kristian Høgsberg <krh@redhat.com>
krh@212:  * Copyright (C) 2008  Red Hat, Inc
krh@212:  *
krh@212:  * This program is free software; you can redistribute it and/or modify
krh@212:  * it under the terms of the GNU General Public License as published by
krh@212:  * the Free Software Foundation; either version 2 of the License, or
krh@212:  * (at your option) any later version.
krh@212:  *
krh@212:  * This program is distributed in the hope that it will be useful,
krh@212:  * but WITHOUT ANY WARRANTY; without even the implied warranty of
krh@212:  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
krh@212:  * GNU General Public License for more details.
krh@212:  *
krh@212:  * You should have received a copy of the GNU General Public License along
krh@212:  * with this program; if not, write to the Free Software Foundation, Inc.,
krh@212:  * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
krh@212:  */
krh@212: 
krh@15: #define _GNU_SOURCE
krh@15: 
krh@0: #include <stdlib.h>
krh@19: #include <stddef.h>
danw@108: #include <stdint.h>
krh@0: #include <stdio.h>
krh@0: #include <string.h>
krh@0: #include <sys/types.h>
krh@0: #include <sys/stat.h>
krh@0: #include <sys/mman.h>
krh@0: #include <unistd.h>
krh@0: #include <fcntl.h>
krh@15: #include <errno.h>
krh@35: #include <ctype.h>
krh@54: #include <fnmatch.h>
krh@0: 
krh@27: #include "razor.h"
krh@91: #include "razor-internal.h"
danw@115: #include "types.h"
krh@30: 
krh@30: struct razor_set_section {
danw@108: 	uint32_t type;
danw@108: 	uint32_t offset;
danw@108: 	uint32_t size;
krh@30: };
krh@30: 
krh@30: struct razor_set_header {
danw@108: 	uint32_t magic;
danw@108: 	uint32_t version;
krh@30: 	struct razor_set_section sections[0];
krh@30: };
krh@30: 
krh@30: #define RAZOR_MAGIC 0x7a7a7a7a
krh@30: #define RAZOR_VERSION 1
krh@30: 
krh@66: #define RAZOR_STRING_POOL	0
krh@66: #define RAZOR_PACKAGES		1
krh@66: #define RAZOR_PROPERTIES	2
krh@66: #define RAZOR_FILES		3
krh@66: #define RAZOR_PACKAGE_POOL	4
krh@66: #define RAZOR_PROPERTY_POOL	5
krh@66: #define RAZOR_FILE_POOL		6
krh@30: 
krh@30: struct razor_package {
danw@120: 	uint name  : 24;
danw@120: 	uint flags : 8;
danw@108: 	uint32_t version;
krh@192: 	uint32_t arch;
danw@117: 	struct list_head properties;
danw@117: 	struct list_head files;
krh@30: };
krh@30: 
krh@30: struct razor_property {
danw@119: 	uint name  : 24;
danw@119: 	uint flags : 6;
danw@162: 	enum razor_property_type type : 2;
danw@162: 	enum razor_version_relation relation : 32;
danw@108: 	uint32_t version;
danw@117: 	struct list_head packages;
krh@30: };
krh@30: 
krh@48: struct razor_entry {
danw@120: 	uint name  : 24;
danw@120: 	uint flags : 8;
danw@108: 	uint32_t start;
danw@117: 	struct list_head packages;
krh@48: };
krh@48: 
danw@120: #define RAZOR_ENTRY_LAST	0x80
danw@120: 
krh@30: struct razor_set {
krh@30: 	struct array string_pool;
krh@30:  	struct array packages;
krh@66:  	struct array properties;
krh@56:  	struct array files;
krh@56: 	struct array package_pool;
krh@66:  	struct array property_pool;
krh@56:  	struct array file_pool;
krh@30: 	struct razor_set_header *header;
krh@30: };
krh@30: 
krh@52: struct import_entry {
danw@108: 	uint32_t package;
krh@52: 	char *name;
krh@52: };
krh@52: 
krh@52: struct import_directory {
danw@108: 	uint32_t name, count;
krh@52: 	struct array files;
krh@52: 	struct array packages;
krh@52: 	struct import_directory *last;
krh@52: };
krh@52: 
krh@30: struct razor_importer {
krh@30: 	struct razor_set *set;
krh@78: 	struct hashtable table;
krh@30: 	struct razor_package *package;
krh@66: 	struct array properties;
krh@48: 	struct array files;
danw@159: 	struct array file_requires;
krh@30: };
krh@30: 
krh@0: static void *
krh@0: zalloc(size_t size)
krh@0: {
krh@0: 	void *p;
krh@0: 
krh@0: 	p = malloc(size);
krh@0: 	memset(p, 0, size);
krh@0: 
krh@0: 	return p;
krh@0: }
krh@0: 
krh@19: struct razor_set_section razor_sections[] = {
krh@56: 	{ RAZOR_STRING_POOL,	offsetof(struct razor_set, string_pool) },
krh@19: 	{ RAZOR_PACKAGES,	offsetof(struct razor_set, packages) },
krh@66: 	{ RAZOR_PROPERTIES,	offsetof(struct razor_set, properties) },
krh@56: 	{ RAZOR_FILES,		offsetof(struct razor_set, files) },
krh@39: 	{ RAZOR_PACKAGE_POOL,	offsetof(struct razor_set, package_pool) },
krh@66: 	{ RAZOR_PROPERTY_POOL,	offsetof(struct razor_set, property_pool) },
krh@56: 	{ RAZOR_FILE_POOL,	offsetof(struct razor_set, file_pool) },
krh@19: };
krh@19: 
krh@4: struct razor_set *
krh@4: razor_set_create(void)
krh@0: {
krh@150: 	struct razor_set *set;
krh@150: 	struct razor_entry *e;
danw@167: 	char *empty;
krh@150: 
krh@150: 	set = zalloc(sizeof *set);
krh@150: 
krh@150: 	e = array_add(&set->files, sizeof *e);
danw@167: 	empty = array_add(&set->string_pool, 1);
danw@167: 	*empty = '\0';
krh@150: 	e->name = 0;
krh@150: 	e->flags = RAZOR_ENTRY_LAST;
krh@150: 	e->start = 0;
krh@150: 	list_set_empty(&e->packages);
krh@150: 
krh@150: 	return set;
krh@0: }
krh@0: 
krh@4: struct razor_set *
krh@4: razor_set_open(const char *filename)
krh@0: {
krh@4: 	struct razor_set *set;
krh@19: 	struct razor_set_section *s;
krh@0: 	struct stat stat;
krh@19: 	struct array *array;
krh@19: 	int fd;
krh@0: 
krh@4: 	set = zalloc(sizeof *set);
krh@0: 	fd = open(filename, O_RDONLY);
krh@0: 	if (fstat(fd, &stat) < 0)
krh@0: 		return NULL;
krh@4: 	set->header = mmap(NULL, stat.st_size, PROT_READ, MAP_PRIVATE, fd, 0);
krh@4: 	if (set->header == MAP_FAILED) {
krh@4: 		free(set);
krh@0: 		return NULL;
krh@0: 	}
krh@0: 
krh@19: 	for (s = set->header->sections; ~s->type; s++) {
krh@19: 		if (s->type >= ARRAY_SIZE(razor_sections))
krh@19: 			continue;
krh@19: 		if (s->type != razor_sections[s->type].type)
krh@19: 			continue;
krh@19: 		array = (void *) set + razor_sections[s->type].offset;
krh@19: 		array->data = (void *) set->header + s->offset;
krh@19: 		array->size = s->size;
krh@19: 		array->alloc = s->size;
krh@0: 	}
krh@0: 	close(fd);
krh@0: 
krh@4: 	return set;
krh@0: }
krh@0: 
krh@0: void
krh@4: razor_set_destroy(struct razor_set *set)
krh@0: {
krh@0: 	unsigned int size;
krh@19: 	struct array *a;
krh@0: 	int i;
krh@0: 
krh@4: 	if (set->header) {
krh@4: 		for (i = 0; set->header->sections[i].type; i++)
krh@0: 			;
krh@4: 		size = set->header->sections[i].type;
krh@4: 		munmap(set->header, size);
krh@0: 	} else {
krh@19: 		for (i = 0; i < ARRAY_SIZE(razor_sections); i++) {
krh@19: 			a = (void *) set + razor_sections[i].offset;
krh@19: 			free(a->data);
krh@19: 		}
krh@0: 	}
krh@0: 
krh@4: 	free(set);
krh@0: }
krh@0: 
krh@43: int
krh@197: razor_set_write_to_fd(struct razor_set *set, int fd)
krh@0: {
krh@0: 	char data[4096];
krh@4: 	struct razor_set_header *header = (struct razor_set_header *) data;
krh@19: 	struct array *a;
danw@108: 	uint32_t offset;
krh@197: 	int i;
krh@0: 
krh@0: 	memset(data, 0, sizeof data);
krh@4: 	header->magic = RAZOR_MAGIC;
krh@4: 	header->version = RAZOR_VERSION;
krh@17: 	offset = sizeof data;
krh@0: 
krh@19: 	for (i = 0; i < ARRAY_SIZE(razor_sections); i++) {
krh@19: 		if (razor_sections[i].type != i)
krh@19: 			continue;
krh@19: 		a = (void *) set + razor_sections[i].offset;
krh@19: 		header->sections[i].type = i;
krh@17: 		header->sections[i].offset = offset;
krh@19: 		header->sections[i].size = a->size;
krh@91: 		offset += ALIGN(a->size, 4096);
krh@17: 	}
krh@0: 
krh@19: 	header->sections[i].type = ~0;
krh@17: 	header->sections[i].offset = 0;
krh@17: 	header->sections[i].size = 0;
krh@10: 
krh@91: 	razor_write(fd, data, sizeof data);
danw@113: 	memset(data, 0, sizeof data);
krh@19: 	for (i = 0; i < ARRAY_SIZE(razor_sections); i++) {
krh@19: 		if (razor_sections[i].type != i)
krh@19: 			continue;
krh@19: 		a = (void *) set + razor_sections[i].offset;
danw@113: 		razor_write(fd, a->data, a->size);
danw@113: 		razor_write(fd, data, ALIGN(a->size, 4096) - a->size);
krh@19: 	}
krh@17: 
krh@0: 	return 0;
krh@0: }
krh@0: 
krh@197: int
krh@197: razor_set_write(struct razor_set *set, const char *filename)
krh@197: {
krh@197: 	int fd, status;
krh@197: 
krh@197: 	fd = open(filename, O_CREAT | O_WRONLY | O_TRUNC, 0666);
krh@197: 	if (fd < 0)
krh@197: 		return -1;
krh@197: 
krh@197: 	status = razor_set_write_to_fd(set, fd);
krh@197: 	if (status) {
krh@197: 	    close(fd);
krh@197: 	    return status;
krh@197: 	}
krh@197: 
krh@197: 	return close(fd);
krh@197: }
krh@197: 
krh@27: void
danw@143: razor_build_evr(char *evr_buf, int size, const char *epoch,
danw@143: 		const char *version, const char *release)
danw@143: {
danw@143: 	int len;
danw@143: 
danw@143: 	if (!version || !*version) {
danw@143: 		*evr_buf = '\0';
danw@143: 		return;
danw@143: 	}
danw@143: 
danw@143: 	if (epoch && *epoch && strcmp(epoch, "0") != 0) {
danw@143: 		len = snprintf(evr_buf, size, "%s:", epoch);
danw@143: 		evr_buf += len;
danw@143: 		size -= len;
danw@143: 	}
danw@143: 	len = snprintf(evr_buf, size, "%s", version);
danw@143: 	evr_buf += len;
danw@143: 	size -= len;
danw@143: 	if (release && *release)
danw@143: 		snprintf(evr_buf, size, "-%s", release);
danw@143: }
danw@143: 
danw@143: void
krh@30: razor_importer_begin_package(struct razor_importer *importer,
krh@192: 			     const char *name,
krh@192: 			     const char *version,
krh@192: 			     const char *arch)
krh@13: {
krh@25: 	struct razor_package *p;
krh@13: 
krh@30: 	p = array_add(&importer->set->packages, sizeof *p);
krh@95: 	p->name = hashtable_tokenize(&importer->table, name);
danw@120: 	p->flags = 0;
krh@95: 	p->version = hashtable_tokenize(&importer->table, version);
krh@192: 	p->arch = hashtable_tokenize(&importer->table, arch);
krh@13: 
krh@30: 	importer->package = p;
krh@66: 	array_init(&importer->properties);
krh@13: }
krh@13: 
krh@13: void
krh@30: razor_importer_finish_package(struct razor_importer *importer)
krh@13: {
danw@117: 	list_set_array(&importer->package->properties,
danw@117: 		       &importer->set->property_pool,
danw@124: 		       &importer->properties,
danw@124: 		       1);
krh@13: 
krh@66: 	array_release(&importer->properties);
krh@13: }
krh@13: 
krh@66: void
krh@30: razor_importer_add_property(struct razor_importer *importer,
danw@109: 			    const char *name,
danw@109: 			    enum razor_version_relation relation,
danw@109: 			    const char *version,
krh@66: 			    enum razor_property_type type)
krh@13: {
krh@25: 	struct razor_property *p;
danw@108: 	uint32_t *r;
krh@13: 
krh@66: 	p = array_add(&importer->set->properties, sizeof *p);
danw@119: 	p->name = hashtable_tokenize(&importer->table, name);
danw@119: 	p->flags = 0;
danw@119: 	p->type = type;
danw@109: 	p->relation = relation;
krh@95: 	p->version = hashtable_tokenize(&importer->table, version);
danw@117: 	list_set_ptr(&p->packages, importer->package -
danw@117: 		     (struct razor_package *) importer->set->packages.data);
krh@13: 
krh@66: 	r = array_add(&importer->properties, sizeof *r);
krh@66: 	*r = p - (struct razor_property *) importer->set->properties.data;
danw@159: 
danw@159: 	if (type == RAZOR_PROPERTY_REQUIRES && *name == '/') {
danw@159: 		r = array_add(&importer->file_requires, sizeof *r);
danw@159: 		*r = p->name;
danw@159: 	}
krh@30: }
krh@30: 
krh@46: void
krh@46: razor_importer_add_file(struct razor_importer *importer, const char *name)
krh@46: {
krh@52: 	struct import_entry *e;
krh@48: 
krh@52: 	e = array_add(&importer->files, sizeof *e);
krh@52: 
krh@52: 	e->package = importer->package -
krh@52: 		(struct razor_package *) importer->set->packages.data;
krh@52: 	e->name = strdup(name);
krh@46: }
krh@46: 
krh@30: struct razor_importer *
krh@30: razor_importer_new(void)
krh@30: {
krh@30: 	struct razor_importer *importer;
krh@30: 
krh@30: 	importer = zalloc(sizeof *importer);
krh@30: 	importer->set = razor_set_create();
krh@78: 	hashtable_init(&importer->table, &importer->set->string_pool);
krh@30: 
krh@30: 	return importer;
krh@9: }
krh@9: 
krh@75: /* Destroy an importer without creating the set. */
krh@75: void
krh@75: razor_importer_destroy(struct razor_importer *importer)
krh@75: {
krh@75: 	/* FIXME: write this */
krh@75: }
krh@75: 
krh@9: static int
krh@35: versioncmp(const char *s1, const char *s2)
krh@35: {
krh@35: 	const char *p1, *p2;
krh@35: 	long n1, n2;
krh@35: 	int res;
krh@35: 
danw@153: 	n1 = strtol(s1, (char **) &p1, 10);
danw@153: 	n2 = strtol(s2, (char **) &p2, 10);
krh@35: 
krh@35: 	/* Epoch; if one but not the other has an epoch set, default
krh@35: 	 * the epoch-less version to 0. */
krh@35: 	res = (*p1 == ':') - (*p2 == ':');
krh@35: 	if (res < 0) {
krh@35: 		n1 = 0;
krh@35: 		p1 = s1;
krh@35: 		p2++;
krh@35: 	} else if (res > 0) {
krh@35: 		p1++;
krh@35: 		n2 = 0;
krh@35: 		p2 = s2;
krh@35: 	}
krh@35: 
krh@35: 	if (n1 != n2)
krh@35: 		return n1 - n2;
krh@35: 	while (*p1 && *p2) {
krh@35: 		if (*p1 != *p2)
krh@35: 			return *p1 - *p2;
krh@35: 		p1++;
krh@35: 		p2++;
krh@35: 		if (isdigit(*p1) && isdigit(*p2))
krh@35: 			return versioncmp(p1, p2);
krh@35: 	}
krh@35: 
krh@35: 	return *p1 - *p2;
krh@35: }
krh@35: 
krh@35: static int
krh@22: compare_packages(const void *p1, const void *p2, void *data)
krh@9: {
krh@25: 	const struct razor_package *pkg1 = p1, *pkg2 = p2;
krh@22: 	struct razor_set *set = data;
krh@22: 	char *pool = set->string_pool.data;
krh@9: 
danw@120: 	/* FIXME: what if the flags are different? */
krh@23: 	if (pkg1->name == pkg2->name)
krh@35: 		return versioncmp(&pool[pkg1->version], &pool[pkg2->version]);
krh@23: 	else
krh@23: 		return strcmp(&pool[pkg1->name], &pool[pkg2->name]);
krh@9: }
krh@9: 
krh@9: static int
krh@22: compare_properties(const void *p1, const void *p2, void *data)
krh@9: {
krh@25: 	const struct razor_property *prop1 = p1, *prop2 = p2;
krh@22: 	struct razor_set *set = data;
krh@22: 	char *pool = set->string_pool.data;
krh@9: 
danw@119: 	if (prop1->name != prop2->name) 
danw@119: 		return strcmp(&pool[prop1->name], &pool[prop2->name]);
danw@119: 	else if (prop1->type != prop2->type)
danw@119: 		return prop1->type - prop2->type;
danw@119: 	else if (prop1->relation != prop2->relation)
danw@119: 		return prop1->relation - prop2->relation;
krh@12: 	else
danw@119: 		return versioncmp(&pool[prop1->version], &pool[prop2->version]);
krh@9: }
krh@9: 
danw@108: static uint32_t *
krh@66: uniqueify_properties(struct razor_set *set)
krh@9: {
krh@25: 	struct razor_property *rp, *up, *rp_end;
krh@18: 	struct array *pkgs, *p;
danw@117: 	struct list_head *r;
danw@117: 	uint32_t *map, *rmap;
krh@18: 	int i, count, unique;
krh@9: 
krh@66: 	count = set->properties.size / sizeof(struct razor_property);
krh@186: 	map = razor_qsort_with_data(set->properties.data,
krh@186: 				    count,
krh@186: 				    sizeof(struct razor_property),
krh@186: 				    compare_properties,
krh@186: 				    set);
krh@9: 
krh@66: 	rp_end = set->properties.data + set->properties.size;
krh@25: 	rmap = malloc(count * sizeof *map);
krh@25: 	pkgs = zalloc(count * sizeof *pkgs);
krh@66: 	for (rp = set->properties.data, up = rp, i = 0; rp < rp_end; rp++, i++) {
danw@119: 		if (rp->name != up->name || rp->type != up->type ||
danw@119: 		    rp->relation != up->relation || rp->version != up->version) {
krh@25: 			up++;
krh@25: 			up->name = rp->name;
danw@119: 			up->flags = 0;
danw@119: 			up->type = rp->type;
danw@109: 			up->relation = rp->relation;
krh@25: 			up->version = rp->version;
krh@10: 		}
krh@25: 
krh@66: 		unique = up - (struct razor_property *) set->properties.data;
krh@25: 		rmap[map[i]] = unique;
krh@25: 		r = array_add(&pkgs[unique], sizeof *r);
krh@25: 		*r = rp->packages;
krh@10: 	}
krh@25: 	free(map);
krh@9: 
danw@124: 	if (up != rp)
danw@124: 		up++;
krh@66: 	set->properties.size = (void *) up - set->properties.data;
krh@25: 	rp_end = up;
krh@66: 	for (rp = set->properties.data, p = pkgs; rp < rp_end; rp++, p++) {
danw@124: 		list_set_array(&rp->packages, &set->package_pool, p, 0);
krh@25: 		array_release(p);
krh@18: 	}
krh@18: 
krh@18: 	free(pkgs);
krh@18: 
krh@25: 	return rmap;
krh@10: }
krh@10: 
krh@48: static int
krh@48: compare_filenames(const void *p1, const void *p2, void *data)
krh@48: {
krh@52: 	const struct import_entry *e1 = p1;
krh@52: 	const struct import_entry *e2 = p2;
danw@126: 	const char *n1 = e1->name;
danw@126: 	const char *n2 = e2->name;
krh@48: 
danw@126: 	/* Need to make sure that the contents of a directory
danw@126: 	 * are sorted immediately after it. So "foo/bar" has to
danw@126: 	 * sort before "foo.conf"
danw@126: 	 *
danw@126: 	 * FIXME: this is about 60% slower than strcmp
danw@126: 	 */
danw@126: 	while (*n1 && *n2) {
danw@126: 		if (*n1 < *n2)
danw@126: 			return *n2 == '/' ? 1 : -1;
danw@126: 		else if (*n1 > *n2)
danw@126: 			return *n1 == '/' ? -1 : 1;
danw@126: 		n1++;
danw@126: 		n2++;
danw@126: 	}
danw@126: 	if (*n1)
danw@126: 		return 1;
danw@126: 	else if (*n2)
danw@126: 		return -1;
danw@126: 	else
danw@126: 		return 0;
krh@48: }
krh@48: 
krh@48: static void
krh@52: count_entries(struct import_directory *d)
krh@48: {
krh@52: 	struct import_directory *p, *end;
krh@48: 
krh@48: 	p = d->files.data;
krh@48: 	end = d->files.data + d->files.size;
krh@48: 	d->count = 0;
krh@48: 	while (p < end) {
krh@48: 		count_entries(p);
krh@48: 		d->count += p->count + 1;
krh@48: 		p++;
krh@48: 	}		
krh@48: }
krh@48: 
krh@48: static void
krh@52: serialize_files(struct razor_set *set,
krh@52: 		struct import_directory *d, struct array *array)
krh@48: {
krh@52: 	struct import_directory *p, *end;
krh@56: 	struct razor_entry *e = NULL;
danw@114: 	uint32_t s;
krh@48: 
krh@48: 	p = d->files.data;
krh@48: 	end = d->files.data + d->files.size;
krh@48: 	s = array->size / sizeof *e + d->files.size / sizeof *p;
krh@48: 	while (p < end) {
krh@48: 		e = array_add(array, sizeof *e);
krh@48: 		e->name = p->name;
danw@120: 		e->flags = 0;
krh@56: 		e->start = p->count > 0 ? s : 0;
krh@48: 		s += p->count;
krh@60: 
danw@124: 		list_set_array(&e->packages, &set->package_pool, &p->packages, 0);
krh@52: 		array_release(&p->packages);
krh@48: 		p++;
krh@48: 	}		
krh@56: 	if (e != NULL)
danw@120: 		e->flags |= RAZOR_ENTRY_LAST;
krh@48: 
krh@48: 	p = d->files.data;
krh@48: 	end = d->files.data + d->files.size;
krh@48: 	while (p < end) {
krh@52: 		serialize_files(set, p, array);
krh@48: 		p++;
krh@48: 	}
krh@48: }
krh@48: 
krh@48: static void
danw@108: remap_property_package_links(struct array *properties, uint32_t *rmap)
krh@61: {
krh@61: 	struct razor_property *p, *end;
krh@61: 
krh@61: 	end = properties->data + properties->size;
krh@61: 	for (p = properties->data; p < end; p++)
danw@117: 		list_remap_head(&p->packages, rmap);
krh@61: }
krh@61: 
krh@61: static void
krh@48: build_file_tree(struct razor_importer *importer)
krh@48: {
krh@48: 	int count, i, length;
krh@52: 	struct import_entry *filenames;
krh@52: 	char *f, *end;
danw@108: 	uint32_t name, *r;
krh@48: 	char dirname[256];
krh@52: 	struct import_directory *d, root;
krh@48: 	struct razor_entry *e;
krh@48: 
krh@52: 	count = importer->files.size / sizeof (struct import_entry);
krh@186: 	razor_qsort_with_data(importer->files.data,
krh@186: 			      count,
krh@186: 			      sizeof (struct import_entry),
krh@186: 			      compare_filenames,
krh@186: 			      NULL);
krh@48: 
krh@95: 	root.name = hashtable_tokenize(&importer->table, "");
krh@48: 	array_init(&root.files);
krh@52: 	array_init(&root.packages);
krh@48: 	root.last = NULL;
krh@48: 
krh@48: 	filenames = importer->files.data;
krh@48: 	for (i = 0; i < count; i++) {
krh@52: 		f = filenames[i].name;
krh@48: 		if (*f != '/')
krh@48: 			continue;
krh@57: 		f++;
krh@48: 
krh@48: 		d = &root;
krh@48: 		while (*f) {
krh@57: 			end = strchr(f, '/');
krh@48: 			if (end == NULL)
krh@48: 				end = f + strlen(f);
krh@57: 			length = end - f;
krh@57: 			memcpy(dirname, f, length);
krh@48: 			dirname[length] ='\0';
krh@95: 			name = hashtable_tokenize(&importer->table, dirname);
krh@48: 			if (d->last == NULL || d->last->name != name) {
krh@48: 				d->last = array_add(&d->files, sizeof *d);
krh@48: 				d->last->name = name;
krh@48: 				d->last->last = NULL;
krh@48: 				array_init(&d->last->files);
krh@52: 				array_init(&d->last->packages);
krh@48: 			}
krh@48: 			d = d->last;				
krh@57: 			f = end + 1;
krh@57: 			if (*end == '\0')
krh@57: 				break;
krh@48: 		}
krh@48: 
krh@52: 		r = array_add(&d->packages, sizeof *r);
krh@52: 		*r = filenames[i].package;
krh@52: 		free(filenames[i].name);
krh@48: 	}
krh@48: 
krh@48: 	count_entries(&root);
krh@150: 	e = importer->set->files.data;
danw@120: 	e->name = root.name;
danw@120: 	e->flags = RAZOR_ENTRY_LAST;
danw@129: 	e->start = importer->files.size ? 1 : 0;
danw@117: 	list_set_empty(&e->packages);
krh@48: 
krh@56: 	serialize_files(importer->set, &root, &importer->set->files);
krh@48: 
krh@48: 	array_release(&importer->files);
krh@48: }
krh@48: 
danw@159: static struct razor_entry *
danw@159: find_entry(struct razor_set *set, struct razor_entry *dir, const char *pattern);
danw@159: 
danw@159: static void
danw@159: list_to_array(struct list *list, struct array *array)
danw@159: {
danw@159: 	uint32_t *item;
danw@159: 
danw@159: 	while (list) {
danw@159: 		 item = array_add(array, sizeof *item);
danw@159: 		 *item = list->data;
danw@159: 		 list = list_next(list);
danw@159: 	}
danw@159: }
danw@159: 
danw@159: static int
danw@159: compare_file_requires(const void *p1, const void *p2, void *data)
danw@159: {
danw@159: 	uint32_t *f1 = (void *)p1, *f2 = (void *)p2;
danw@159: 	const char *pool = data;
danw@159: 
danw@159: 	return strcmp(&pool[*f1], &pool[*f2]);
danw@159: }
danw@159: 
danw@159: static void
danw@159: find_file_provides(struct razor_importer *importer)
danw@159: {
danw@159: 	struct razor_property *prop;
danw@159: 	struct razor_entry *top, *entry;
danw@159: 	struct razor_package *packages;
danw@163: 	struct array pkgprops;
danw@163: 	struct list *pkg;
danw@163: 	uint32_t *req, *req_start, *req_end;
danw@163: 	uint32_t *map, *newprop;
danw@159: 	char *pool;
danw@159: 
danw@159: 	pool = importer->set->string_pool.data;
danw@159: 	packages = importer->set->packages.data;
danw@159: 	top = importer->set->files.data;
danw@159: 
danw@159: 	req = req_start = importer->file_requires.data;
danw@159: 	req_end = importer->file_requires.data + importer->file_requires.size;
krh@186: 	map = razor_qsort_with_data(req, req_end - req, sizeof *req,
krh@186: 				    compare_file_requires, pool);
danw@159: 	free(map);
danw@159: 
danw@159: 	for (req = req_start; req < req_end; req++) {
danw@159: 		if (req > req_start && req[0] == req[-1])
danw@159: 			continue;
danw@159: 		entry = find_entry(importer->set, top, &pool[*req]);
danw@163: 		if (!entry)
danw@163: 			continue;
danw@163: 
danw@163: 		for (pkg = list_first(&entry->packages, &importer->set->package_pool); pkg; pkg = list_next(pkg)) {
danw@159: 			prop = array_add(&importer->set->properties, sizeof *prop);
danw@159: 			prop->name = *req;
danw@159: 			prop->type = RAZOR_PROPERTY_PROVIDES;
danw@159: 			prop->relation = RAZOR_VERSION_EQUAL;
danw@159: 			prop->version = hashtable_tokenize(&importer->table, "");
danw@163: 			list_set_ptr(&prop->packages, pkg->data);
danw@163: 
danw@163: 			/* Update property list of pkg */
danw@163: 			array_init(&pkgprops);
danw@163: 			list_to_array(list_first(&packages[pkg->data].properties, &importer->set->property_pool), &pkgprops);
danw@163: 			newprop = array_add(&pkgprops, sizeof *newprop);
danw@163: 			*newprop = prop - (struct razor_property *)importer->set->properties.data;
danw@163: 			list_set_array(&packages[pkg->data].properties, &importer->set->property_pool, &pkgprops, 1);
danw@163: 			array_release(&pkgprops);
danw@159: 		}
danw@159: 	}
danw@159: 
danw@159: 	array_release(&importer->file_requires);
danw@159: }
danw@159: 
krh@56: static void
danw@108: build_package_file_lists(struct razor_set *set, uint32_t *rmap)
krh@54: {
krh@56: 	struct razor_package *p, *packages;
krh@56: 	struct array *pkgs;
krh@54: 	struct razor_entry *e, *end;
danw@117: 	struct list *r;
danw@117: 	uint32_t *q;
krh@56: 	int i, count;
krh@54: 
krh@56: 	count = set->packages.size / sizeof *p;
krh@56: 	pkgs = zalloc(count * sizeof *pkgs);
krh@54: 
krh@56: 	end = set->files.data + set->files.size;
krh@92: 	for (e = set->files.data; e < end; e++) {
danw@117: 		list_remap_head(&e->packages, rmap);
danw@116: 		r = list_first(&e->packages, &set->package_pool);
danw@116: 		while (r) {
danw@117: 			q = array_add(&pkgs[r->data], sizeof *q);
krh@56: 			*q = e - (struct razor_entry *) set->files.data;
danw@116: 			r = list_next(r);
krh@54: 		}
krh@54: 	}
krh@54: 
krh@56: 	packages = set->packages.data;
krh@56: 	for (i = 0; i < count; i++) {
danw@124: 		list_set_array(&packages[i].files, &set->file_pool, &pkgs[i], 0);
krh@56: 		array_release(&pkgs[i]);
krh@48: 	}
krh@56: 	free(pkgs);
krh@52: }
krh@52: 
krh@27: struct razor_set *
krh@30: razor_importer_finish(struct razor_importer *importer)
krh@9: {
krh@30: 	struct razor_set *set;
danw@108: 	uint32_t *map, *rmap;
krh@39: 	int i, count;
krh@18: 
danw@159: 	build_file_tree(importer);
danw@159: 	find_file_provides(importer);
danw@159: 
krh@66: 	map = uniqueify_properties(importer->set);
danw@116: 	list_remap_pool(&importer->set->property_pool, map);
krh@39: 	free(map);
krh@25: 
krh@30: 	count = importer->set->packages.size / sizeof(struct razor_package);
krh@186: 	map = razor_qsort_with_data(importer->set->packages.data,
krh@186: 				    count,
krh@186: 				    sizeof(struct razor_package),
krh@186: 				    compare_packages,
krh@186: 				    importer->set);
krh@39: 
krh@39: 	rmap = malloc(count * sizeof *rmap);
krh@39: 	for (i = 0; i < count; i++)
krh@39: 		rmap[map[i]] = i;
krh@25: 	free(map);
krh@13: 
danw@116: 	list_remap_pool(&importer->set->package_pool, rmap);
krh@60: 	build_package_file_lists(importer->set, rmap);
krh@66: 	remap_property_package_links(&importer->set->properties, rmap);
krh@52: 	free(rmap);
krh@48: 
krh@30: 	set = importer->set;
krh@78: 	hashtable_release(&importer->table);
krh@30: 	free(importer);
krh@30: 
krh@30: 	return set;
krh@9: }
krh@9: 
krh@92: struct razor_package_iterator {
krh@92: 	struct razor_set *set;
krh@92: 	struct razor_package *package, *end;
danw@117: 	struct list *index;
krh@216: 	int free_index;
krh@92: };
krh@92: 
danw@137: static struct razor_package_iterator *
krh@101: razor_package_iterator_create_with_index(struct razor_set *set,
danw@117: 					 struct list *index)
krh@3: {
krh@92: 	struct razor_package_iterator *pi;
krh@92: 
krh@92: 	pi = zalloc(sizeof *pi);
krh@92: 	pi->set = set;
krh@101: 	pi->index = index;
krh@92: 
krh@92: 	return pi;
krh@92: }
krh@92: 
krh@101: struct razor_package_iterator *
krh@101: razor_package_iterator_create(struct razor_set *set)
krh@101: {
danw@116: 	struct razor_package_iterator *pi;
danw@116: 
danw@116: 	pi = zalloc(sizeof *pi);
danw@116: 	pi->set = set;
danw@116: 	pi->end = set->packages.data + set->packages.size;
danw@116: 	pi->package = set->packages.data;
danw@116: 
danw@116: 	return pi;
krh@101: }
krh@101: 
krh@230: static void
krh@230: razor_package_iterator_init_for_property(struct razor_package_iterator *pi,
krh@230: 					 struct razor_set *set,
krh@230: 					 struct razor_property *property)
krh@230: {
krh@230: 	memset(pi, 0, sizeof *pi);
krh@230: 	pi->set = set;
krh@230: 	pi->index = list_first(&property->packages, &set->package_pool);
krh@230: }
krh@230: 
krh@101: struct razor_package_iterator *
krh@101: razor_package_iterator_create_for_property(struct razor_set *set,
krh@101: 					   struct razor_property *property)
krh@101: {
danw@117: 	struct list *index;
krh@101: 
danw@116: 	index = list_first(&property->packages, &set->package_pool);
krh@101: 	return razor_package_iterator_create_with_index(set, index);
krh@101: }
krh@101: 
krh@92: int
krh@92: razor_package_iterator_next(struct razor_package_iterator *pi,
krh@92: 			    struct razor_package **package,
krh@192: 			    const char **name,
krh@192: 			    const char **version,
krh@192: 			    const char **arch)
krh@92: {
krh@6: 	char *pool;
krh@101: 	int valid;
krh@101: 	struct razor_package *p, *packages;
krh@3: 
danw@116: 	if (pi->package) {
krh@101: 		p = pi->package++;
krh@101: 		valid = p < pi->end;
danw@116: 	} else if (pi->index) {
danw@116: 		packages = pi->set->packages.data;
danw@117: 		p = &packages[pi->index->data];
danw@116: 		pi->index = list_next(pi->index);
danw@116: 		valid = 1;
danw@116: 	} else
danw@116: 		valid = 0;
krh@92: 
krh@101: 	if (valid) {
krh@101: 		pool = pi->set->string_pool.data;
krh@101: 		*package = p;
danw@120: 		*name = &pool[p->name];
krh@101: 		*version = &pool[p->version];
krh@192: 		*arch = &pool[p->arch];
krh@101: 	} else {
krh@101: 		*package = NULL;
krh@101: 	}
krh@101: 
krh@101: 	return valid;
krh@92: }
krh@92: 
krh@92: void
krh@92: razor_package_iterator_destroy(struct razor_package_iterator *pi)
krh@92: {
krh@216: 	if (pi->free_index)
krh@216: 		free(pi->index);
krh@216: 
krh@92: 	free(pi);
krh@3: }
krh@3: 
krh@10: struct razor_package *
krh@10: razor_set_get_package(struct razor_set *set, const char *package)
krh@10: {
krh@97: 	struct razor_package_iterator *pi;
krh@97: 	struct razor_package *p;
krh@192: 	const char *name, *version, *arch;
krh@97: 
krh@97: 	pi = razor_package_iterator_create(set);
krh@192: 	while (razor_package_iterator_next(pi, &p, &name, &version, &arch)) {
krh@97: 		if (strcmp(package, name) == 0)
krh@97: 			break;
krh@97: 	}
krh@97: 	razor_package_iterator_destroy(pi);
krh@97: 
krh@97: 	return p;
krh@10: }
krh@10: 
krh@92: struct razor_property_iterator {
krh@92: 	struct razor_set *set;
krh@92: 	struct razor_property *property, *end;
danw@117: 	struct list *index;
krh@92: };
krh@92: 
krh@92: struct razor_property_iterator *
krh@92: razor_property_iterator_create(struct razor_set *set,
krh@92: 			       struct razor_package *package)
krh@92: {
krh@92: 	struct razor_property_iterator *pi;
krh@92: 
krh@92: 	pi = zalloc(sizeof *pi);
krh@92: 	pi->set = set;
krh@98: 
danw@116: 	if (package) {
danw@117: 		pi->index = list_first(&package->properties,
danw@117: 				       &set->property_pool);
danw@116: 	} else {
danw@116: 		pi->property = set->properties.data;
danw@116: 		pi->end = set->properties.data + set->properties.size;
danw@116: 	}
krh@92: 
krh@92: 	return pi;
krh@92: }
krh@92: 
krh@92: int
krh@92: razor_property_iterator_next(struct razor_property_iterator *pi,
krh@92: 			     struct razor_property **property,
danw@109: 			     const char **name,
danw@109: 			     enum razor_version_relation *relation,
danw@109: 			     const char **version,
krh@92: 			     enum razor_property_type *type)
krh@92: {
krh@92: 	char *pool;
krh@92: 	int valid;
krh@92: 	struct razor_property *p, *properties;
krh@92: 
danw@116: 	if (pi->property) {
krh@92: 		p = pi->property++;
krh@92: 		valid = p < pi->end;
danw@116: 	} else if (pi->index) {
danw@116: 		properties = pi->set->properties.data;
danw@117: 		p = &properties[pi->index->data];
danw@116: 		pi->index = list_next(pi->index);
danw@116: 		valid = 1;
danw@116: 	} else
danw@116: 		valid = 0;
krh@92: 
krh@96: 	if (valid) {
krh@96: 		pool = pi->set->string_pool.data;
krh@96: 		*property = p;
danw@119: 		*name = &pool[p->name];
danw@109: 		*relation = p->relation;
krh@96: 		*version = &pool[p->version];
danw@119: 		*type = p->type;
krh@96: 	} else {
krh@96: 		*property = NULL;
krh@96: 	}
krh@92: 
krh@92: 	return valid;
krh@92: }
krh@92: 
krh@66: void
krh@92: razor_property_iterator_destroy(struct razor_property_iterator *pi)
krh@8: {
krh@92: 	free(pi);
krh@10: }
krh@10: 
krh@56: static struct razor_entry *
krh@56: find_entry(struct razor_set *set, struct razor_entry *dir, const char *pattern)
krh@56: {
krh@56: 	struct razor_entry *e;
krh@56: 	const char *n, *pool = set->string_pool.data;
krh@56: 	int len;
krh@56: 
krh@56: 	e = (struct razor_entry *) set->files.data + dir->start;
krh@56: 	do {
danw@120: 		n = pool + e->name;
krh@56: 		if (strcmp(pattern + 1, n) == 0)
krh@56: 			return e;
krh@57: 		len = strlen(n);
krh@56: 		if (e->start != 0 && strncmp(pattern + 1, n, len) == 0 &&
krh@56: 		    pattern[len + 1] == '/') {
krh@56: 			return find_entry(set, e, pattern + len + 1);
krh@56: 		}
danw@120: 	} while (!((e++)->flags & RAZOR_ENTRY_LAST));
krh@56: 
krh@56: 	return NULL;
krh@56: }
krh@56: 
krh@56: static void
krh@56: list_dir(struct razor_set *set, struct razor_entry *dir,
danw@127: 	 char *prefix, const char *pattern)
krh@56: {
krh@56: 	struct razor_entry *e;
krh@56: 	const char *n, *pool = set->string_pool.data;
krh@56: 
krh@56: 	e = (struct razor_entry *) set->files.data + dir->start;
krh@56: 	do {
danw@120: 		n = pool + e->name;
krh@56: 		if (pattern && pattern[0] && fnmatch(pattern, n, 0) != 0)
krh@56: 			continue;
danw@127: 		printf("%s/%s\n", prefix, n);
danw@127: 		if (e->start) {
danw@127: 			char *sub = prefix + strlen (prefix);
danw@127: 			*sub = '/';
danw@127: 			strcpy (sub + 1, n);
danw@127: 			list_dir(set, e, prefix, pattern);
danw@127: 			*sub = '\0';
danw@127: 		}
danw@120: 	} while (!((e++)->flags & RAZOR_ENTRY_LAST));
krh@56: }
krh@56: 
krh@56: void
krh@56: razor_set_list_files(struct razor_set *set, const char *pattern)
krh@56: {
krh@56: 	struct razor_entry *e;
krh@56: 	char buffer[512], *p, *base;
krh@56: 
danw@127: 	if (pattern == NULL || !strcmp (pattern, "/")) {
danw@127: 		buffer[0] = '\0';
danw@127: 		list_dir(set, set->files.data, buffer, NULL);
danw@127: 		return;
danw@127: 	}
krh@56: 
krh@56: 	strcpy(buffer, pattern);
krh@56: 	e = find_entry(set, set->files.data, buffer);
krh@56: 	if (e && e->start > 0) {
krh@56: 		base = NULL;
krh@56: 	} else {
krh@56: 		p = strrchr(buffer, '/');
krh@56: 		if (p) {
krh@56: 			*p = '\0';
krh@56: 			base = p + 1;
krh@56: 		} else {
krh@56: 			base = NULL;
krh@56: 		}
krh@56: 	}
krh@56: 	e = find_entry(set, set->files.data, buffer);
krh@56: 	if (e->start != 0)
krh@56: 		list_dir(set, e, buffer, base);
krh@56: }
krh@56: 
krh@102: struct razor_package_iterator *
krh@102: razor_package_iterator_create_for_file(struct razor_set *set,
krh@102: 				       const char *filename)
krh@56: {
krh@102: 	struct razor_entry *entry;
danw@117: 	struct list *index;
krh@56: 
krh@102: 	entry = find_entry(set, set->files.data, filename);
krh@102: 	if (entry == NULL)
krh@102: 		return NULL;
krh@56: 	
danw@116: 	index = list_first(&entry->packages, &set->package_pool);
krh@102: 	return razor_package_iterator_create_with_index(set, index);
krh@56: }
krh@56: 
danw@117: static struct list *
danw@117: list_package_files(struct razor_set *set, struct list *r,
danw@108: 		   struct razor_entry *dir, uint32_t end,
krh@56: 		   char *prefix)
krh@56: {
krh@56: 	struct razor_entry *e, *f, *entries;
danw@108: 	uint32_t next, file;
krh@56: 	char *pool;
krh@56: 	int len;
krh@56: 	
krh@56: 	entries = (struct razor_entry *) set->files.data;
krh@56: 	pool = set->string_pool.data;
krh@56: 
krh@56: 	e = entries + dir->start;
krh@56: 	do {
danw@117: 		if (entries + r->data == e) {
danw@120: 			printf("%s/%s\n", prefix, pool + e->name);
danw@116: 			r = list_next(r);
danw@116: 			if (!r)
krh@83: 				return NULL;
danw@117: 			if (r->data >= end)
krh@83: 				return r;
krh@56: 		}
danw@120: 	} while (!((e++)->flags & RAZOR_ENTRY_LAST));
krh@56: 
krh@56: 	e = entries + dir->start;
krh@56: 	do {
krh@56: 		if (e->start == 0)
krh@56: 			continue;
krh@56: 
danw@120: 		if (e->flags & RAZOR_ENTRY_LAST)
krh@56: 			next = end;
krh@56: 		else {
krh@56: 			f = e + 1; 
danw@120: 			while (f->start == 0 && !(f->flags & RAZOR_ENTRY_LAST))
krh@56: 				f++;
krh@56: 			if (f->start == 0)
krh@56: 				next = end;
krh@56: 			else
krh@56: 				next = f->start;
krh@56: 		}
krh@56: 
danw@117: 		file = r->data;
krh@83: 		if (e->start <= file && file < next) {
krh@56: 			len = strlen(prefix);
krh@56: 			prefix[len] = '/';
danw@120: 			strcpy(prefix + len + 1, pool + e->name);
krh@56: 			r = list_package_files(set, r, e, next, prefix);
krh@56: 			prefix[len] = '\0';
krh@56: 		}
danw@120: 	} while (!((e++)->flags & RAZOR_ENTRY_LAST) && r != NULL);
krh@56: 
krh@56: 	return r;
krh@56: }
krh@56: 
krh@56: void
krh@56: razor_set_list_package_files(struct razor_set *set, const char *name)
krh@56: {
krh@56: 	struct razor_package *package;
danw@117: 	struct list *r;
danw@117: 	uint32_t end;
krh@56: 	char buffer[512];
krh@56: 
krh@56: 	package = razor_set_get_package(set, name);
krh@56: 
danw@116: 	r = list_first(&package->files, &set->file_pool);
krh@56: 	end = set->files.size / sizeof (struct razor_entry);
krh@56: 	buffer[0] = '\0';
krh@56: 	list_package_files(set, r, set->files.data, end, buffer);
krh@56: }
krh@56: 
danw@120: #define UPSTREAM_SOURCE 0x80
krh@41: 
krh@41: struct source {
krh@41: 	struct razor_set *set;
danw@108: 	uint32_t *property_map;
danw@127: 	uint32_t *file_map;
krh@41: };
krh@41: 
krh@79: struct razor_merger {
krh@79: 	struct razor_set *set;
krh@79: 	struct hashtable table;
krh@79: 	struct source source1;
krh@79: 	struct source source2;
krh@79: };
krh@79: 
krh@79: static struct razor_merger *
krh@79: razor_merger_create(struct razor_set *set1, struct razor_set *set2)
krh@41: {
krh@79: 	struct razor_merger *merger;
krh@41: 	int count;
krh@41: 	size_t size;
krh@41: 
krh@79: 	merger = zalloc(sizeof *merger);
krh@79: 	merger->set = razor_set_create();
krh@79: 	hashtable_init(&merger->table, &merger->set->string_pool);
krh@41: 
danw@127: 	merger->source1.set = set1;
krh@79: 	count = set1->properties.size / sizeof (struct razor_property);
krh@79: 	size = count * sizeof merger->source1.property_map[0];
krh@79: 	merger->source1.property_map = zalloc(size);
danw@127: 	count = set1->files.size / sizeof (struct razor_entry);
danw@127: 	size = count * sizeof merger->source1.file_map[0];
danw@127: 	merger->source1.file_map = zalloc(size);
krh@79: 
danw@127: 	merger->source2.set = set2;
krh@79: 	count = set2->properties.size / sizeof (struct razor_property);
krh@79: 	size = count * sizeof merger->source2.property_map[0];
krh@79: 	merger->source2.property_map = zalloc(size);
danw@127: 	count = set2->files.size / sizeof (struct razor_entry);
danw@127: 	size = count * sizeof merger->source2.file_map[0];
danw@127: 	merger->source2.file_map = zalloc(size);
krh@79: 
krh@79: 	return merger;
krh@41: }
krh@41: 
krh@33: static void
krh@230: razor_merger_add_package(struct razor_merger *merger,
krh@230: 			 struct razor_package *package)
krh@33: {
krh@33: 	char *pool;
danw@117: 	struct list *r;
krh@41: 	struct razor_package *p;
krh@230: 	struct razor_set *set1;
krh@230: 	struct source *source;
krh@230: 	uint32_t flags;
krh@230: 
krh@230: 	set1 = merger->source1.set;
krh@230: 	if (set1->packages.data <= (void *) package &&
krh@230: 	    (void *) package < set1->packages.data + set1->packages.size) {
krh@230: 		source = &merger->source1;
krh@230: 		flags = 0;
krh@230: 	} else {
krh@230: 		source = &merger->source2;
krh@230: 		flags = UPSTREAM_SOURCE;
krh@230: 	}
krh@33: 
krh@41: 	pool = source->set->string_pool.data;
krh@79: 	p = array_add(&merger->set->packages, sizeof *p);
krh@79: 	p->name = hashtable_tokenize(&merger->table, &pool[package->name]);
danw@120: 	p->flags = flags;
krh@79: 	p->version = hashtable_tokenize(&merger->table,
krh@79: 					&pool[package->version]);
krh@192: 	p->arch = hashtable_tokenize(&merger->table,
krh@192: 				     &pool[package->arch]);
danw@127: 
krh@66: 	p->properties = package->properties;
danw@116: 	r = list_first(&package->properties, &source->set->property_pool);
danw@116: 	while (r) {
danw@117: 		source->property_map[r->data] = 1;
danw@116: 		r = list_next(r);
krh@64: 	}
danw@127: 
danw@127: 	p->files = package->files;
danw@127: 	r = list_first(&package->files, &source->set->file_pool);
danw@127: 	while (r) {
danw@127: 		source->file_map[r->data] = 1;
danw@127: 		r = list_next(r);
danw@127: 	}
krh@41: }
krh@41: 
danw@108: static uint32_t
krh@79: add_property(struct razor_merger *merger,
danw@109: 	     const char *name, enum razor_version_relation relation,
danw@109: 	     const char *version, int type)
krh@41: {
krh@41: 	struct razor_property *p;
krh@41: 
krh@79: 	p = array_add(&merger->set->properties, sizeof *p);
danw@119: 	p->name = hashtable_tokenize(&merger->table, name);
danw@119: 	p->flags = 0;
danw@119: 	p->type = type;
danw@109: 	p->relation = relation;
krh@79: 	p->version = hashtable_tokenize(&merger->table, version);
krh@41: 
krh@79: 	return p - (struct razor_property *) merger->set->properties.data;
krh@41: }
krh@41: 
krh@41: static void
krh@79: merge_properties(struct razor_merger *merger)
krh@41: {
krh@41: 	struct razor_property *p1, *p2;
krh@79: 	struct razor_set *set1, *set2;
danw@108: 	uint32_t *map1, *map2;
krh@41: 	int i, j, cmp, count1, count2;
krh@41: 	char *pool1, *pool2;
krh@41: 
krh@79: 	set1 = merger->source1.set;
krh@79: 	set2 = merger->source2.set;
krh@79: 	map1 = merger->source1.property_map;
krh@79: 	map2 = merger->source2.property_map;
krh@79: 
krh@41: 	i = 0;
krh@41: 	j = 0;
krh@41: 	pool1 = set1->string_pool.data;
krh@41: 	pool2 = set2->string_pool.data;
krh@41: 
krh@66: 	count1 = set1->properties.size / sizeof *p1;
krh@66: 	count2 = set2->properties.size / sizeof *p2;
krh@41: 	while (i < count1 || j < count2) {
krh@41: 		if (i < count1 && map1[i] == 0) {
krh@41: 			i++;
krh@41: 			continue;
krh@41: 		}
krh@41: 		if (j < count2 && map2[j] == 0) {
krh@41: 			j++;
krh@41: 			continue;
krh@41: 		}
krh@66: 		p1 = (struct razor_property *) set1->properties.data + i;
krh@66: 		p2 = (struct razor_property *) set2->properties.data + j;
krh@41: 		if (i < count1 && j < count2)
danw@119: 			cmp = strcmp(&pool1[p1->name], &pool2[p2->name]);
krh@41: 		else if (i < count1)
krh@41: 			cmp = -1;
krh@41: 		else
krh@41: 			cmp = 1;
krh@41: 		if (cmp == 0)
danw@121: 			cmp = p1->type - p2->type;
danw@121: 		if (cmp == 0)
danw@109: 			cmp = p1->relation - p2->relation;
danw@109: 		if (cmp == 0)
krh@41: 			cmp = versioncmp(&pool1[p1->version],
krh@41: 					 &pool2[p2->version]);
krh@41: 		if (cmp < 0) {
krh@79: 			map1[i++] = add_property(merger,
danw@119: 						 &pool1[p1->name],
danw@109: 						 p1->relation,
krh@69: 						 &pool1[p1->version],
danw@119: 						 p1->type);
krh@41: 		} else if (cmp > 0) {
krh@79: 			map2[j++] = add_property(merger,
danw@119: 						 &pool2[p2->name],
danw@109: 						 p2->relation,
krh@69: 						 &pool2[p2->version],
danw@119: 						 p2->type);
krh@41: 		} else  {
krh@79: 			map1[i++] = map2[j++] = add_property(merger,
danw@119: 							     &pool1[p1->name],
danw@109: 							     p1->relation,
krh@69: 							     &pool1[p1->version],
danw@119: 							     p1->type);
krh@41: 		}
krh@41: 	}
krh@41: }
krh@41: 
danw@116: static void
danw@117: emit_properties(struct list_head *properties, struct array *source_pool,
danw@108: 		uint32_t *map, struct array *pool)
krh@41: {
danw@117: 	uint32_t r;
danw@117: 	struct list *p, *q;
krh@41: 
krh@41: 	r = pool->size / sizeof *q;
danw@116: 	p = list_first(properties, source_pool);
danw@116: 	while (p) {
krh@41: 		q = array_add(pool, sizeof *q);
danw@117: 		q->data = map[p->data];
danw@117: 		q->flags = p->flags;
danw@116: 		p = list_next(p);
krh@33: 	}
krh@33: 
danw@117: 	list_set_ptr(properties, r);
krh@41: }
danw@127: 
danw@127: static uint32_t
danw@127: add_file(struct razor_merger *merger, const char *name)
danw@127: {
danw@127: 	struct razor_entry *e;
danw@127: 
danw@127: 	e = array_add(&merger->set->files, sizeof *e);
danw@127: 	e->name = hashtable_tokenize(&merger->table, name);
danw@127: 	e->flags = 0;
danw@127: 	e->start = 0;
danw@127: 
danw@127: 	return e - (struct razor_entry *)merger->set->files.data;
danw@127: }
danw@127: 
danw@129: /* FIXME. Blah */
danw@127: static int
danw@127: fix_file_map(uint32_t *map,
danw@127: 	     struct razor_entry *files,
danw@127: 	     struct razor_entry *top)
danw@127: {
danw@127: 	uint32_t e;
danw@127: 	int found_file = 0;
danw@127: 
danw@127: 	e = top->start;
danw@127: 	do {
danw@127: 		if (files[e].start)
danw@127: 			fix_file_map(map, files, &files[e]);
danw@127: 		if (map[e])
danw@127: 			found_file = 1;
danw@127: 	} while (!(files[e++].flags & RAZOR_ENTRY_LAST));
danw@127: 
danw@127: 	if (found_file)
danw@127: 		map[top - files] = 1;
danw@127: 	return found_file;
danw@127: }
danw@127: 
danw@127: struct merge_directory {
danw@127: 	uint32_t merged, dir1, dir2;
danw@127: };
danw@127: 
danw@127: static void
danw@127: merge_one_directory(struct razor_merger *merger, struct merge_directory *md)
danw@127: {
danw@127: 	struct razor_entry *root1, *root2, *mroot, *e1, *e2;
danw@127: 	struct razor_set *set1, *set2;
danw@127: 	struct array merge_stack;
danw@127: 	struct merge_directory *child_md, *end_md;
danw@127: 	uint32_t *map1, *map2, start, last;
danw@127: 	int cmp;
danw@127: 	char *pool1, *pool2;
danw@127: 
danw@127: 	set1 = merger->source1.set;
danw@127: 	set2 = merger->source2.set;
danw@127: 	map1 = merger->source1.file_map;
danw@127: 	map2 = merger->source2.file_map;
danw@127: 	pool1 = set1->string_pool.data;
danw@127: 	pool2 = set2->string_pool.data;
danw@127: 	root1 = (struct razor_entry *) set1->files.data;
danw@127: 	root2 = (struct razor_entry *) set2->files.data;
danw@127: 
danw@127: 	array_init(&merge_stack);
danw@127: 
danw@127: 	start = merger->set->files.size / sizeof (struct razor_entry);
danw@127: 	last = 0;
danw@127: 	e1 = md->dir1 ? root1 + md->dir1 : NULL;
danw@127: 	e2 = md->dir2 ? root2 + md->dir2 : NULL;
danw@127: 	while (e1 || e2) {
danw@127: 		if (!e2 && !map1[e1 - root1]) {
danw@127: 			if ((e1++)->flags & RAZOR_ENTRY_LAST)
danw@127: 				e1 = NULL;
danw@127: 			continue;
danw@127: 		}
danw@127: 		if (!e1 && !map2[e2 - root2]) {
danw@127: 			if ((e2++)->flags & RAZOR_ENTRY_LAST)
danw@127: 				e2 = NULL;
danw@127: 			continue;
danw@127: 		}
danw@127: 		if (e1 && !map1[e1 - root1] &&
danw@127: 		    e2 && !map1[e2 - root2]) {
danw@127: 			if ((e1++)->flags & RAZOR_ENTRY_LAST)
danw@127: 				e1 = NULL;
danw@127: 			if ((e2++)->flags & RAZOR_ENTRY_LAST)
danw@127: 				e2 = NULL;
danw@127: 			continue;
danw@127: 		}
danw@127: 
danw@127: 		if (!e1)
danw@127: 			cmp = 1;
danw@127: 		else if (!e2)
danw@127: 			cmp = -1;
danw@127: 		else {
danw@127: 			cmp = strcmp (&pool1[e1->name],
danw@127: 				      &pool2[e2->name]);
danw@127: 		}
danw@127: 
danw@127: 		if (cmp < 0) {
danw@127: 			if (map1[e1 - root1]) {
danw@127: 				map1[e1 - root1] = last =
danw@127: 					add_file(merger, &pool1[e1->name]);
danw@127: 				if (e1->start) {
danw@127: 					child_md = array_add(&merge_stack, sizeof (struct merge_directory));
danw@127: 					child_md->merged = last;
danw@127: 					child_md->dir1 = e1->start;
danw@127: 					child_md->dir2 = 0;
danw@127: 				}
danw@127: 			}
danw@127: 			if ((e1++)->flags & RAZOR_ENTRY_LAST)
danw@127: 				e1 = NULL;
danw@127: 		} else if (cmp > 0) {
danw@127: 			if (map2[e2 - root2]) {
danw@127: 				map2[e2 - root2] = last =
danw@127: 					add_file(merger, &pool2[e2->name]);
danw@127: 				if (e2->start) {
danw@127: 					child_md = array_add(&merge_stack, sizeof (struct merge_directory));
danw@127: 					child_md->merged = last;
danw@127: 					child_md->dir1 = 0;
danw@127: 					child_md->dir2 = e2->start;
danw@127: 				}
danw@127: 			}
danw@127: 			if ((e2++)->flags & RAZOR_ENTRY_LAST)
danw@127: 				e2 = NULL;
danw@127: 		} else {
danw@127: 			map1[e1 - root1] = map2[e2- root2] = last =
danw@127: 				add_file(merger, &pool1[e1->name]);
danw@127: 			if (e1->start || e2->start) {
danw@127: 				child_md = array_add(&merge_stack, sizeof (struct merge_directory));
danw@127: 				child_md->merged = last;
danw@127: 				child_md->dir1 = e1->start;
danw@127: 				child_md->dir2 = e2->start;
danw@127: 			}
danw@127: 			if ((e1++)->flags & RAZOR_ENTRY_LAST)
danw@127: 				e1 = NULL;
danw@127: 			if ((e2++)->flags & RAZOR_ENTRY_LAST)
danw@127: 				e2 = NULL;
danw@127: 		}
danw@127: 	}
danw@127: 
danw@127: 	mroot = (struct razor_entry *)merger->set->files.data;
danw@127: 	if (last) {
danw@127: 		mroot[last].flags = RAZOR_ENTRY_LAST;
danw@127: 		mroot[md->merged].start = start;
danw@127: 	} else
danw@127: 		mroot[md->merged].start = 0;
danw@127: 
danw@127: 	end_md = merge_stack.data + merge_stack.size;
danw@127: 	for (child_md = merge_stack.data; child_md < end_md; child_md++)
danw@127: 		merge_one_directory(merger, child_md);
danw@127: 	array_release(&merge_stack);
danw@127: }
danw@127: 
danw@127: static void
danw@127: merge_files(struct razor_merger *merger)
danw@127: {
danw@129: 	struct razor_entry *root;
danw@127: 	struct merge_directory md;
danw@127: 	uint32_t *map1, *map2;
danw@127: 
danw@127: 	map1 = merger->source1.file_map;
danw@127: 	map2 = merger->source2.file_map;
danw@127: 
danw@164: 	md.merged = 0;
danw@129: 
danw@129: 	if (merger->source1.set->files.size) {
danw@129: 		root = (struct razor_entry *) merger->source1.set->files.data;
danw@129: 		if (root->start)
danw@129: 			fix_file_map(map1, root, root);
danw@129: 		md.dir1 = root->start;
danw@129: 	} else
danw@129: 		md.dir1 = 0;
danw@129: 
danw@129: 	if (merger->source2.set->files.size) {
danw@129: 		root = (struct razor_entry *) merger->source2.set->files.data;
danw@129: 		if (root->start)
danw@129: 			fix_file_map(map2, root, root);
danw@129: 		md.dir2 = root->start;
danw@129: 	} else
danw@129: 		md.dir2 = 0;
danw@129: 
danw@127: 	merge_one_directory(merger, &md);
danw@127: }
danw@127: 
danw@127: static void
danw@127: emit_files(struct list_head *files, struct array *source_pool,
danw@127: 	   uint32_t *map, struct array *pool)
danw@127: {
danw@127: 	uint32_t r;
danw@127: 	struct list *p, *q;
danw@127: 
danw@127: 	r = pool->size / sizeof *q;
danw@127: 	p = list_first(files, source_pool);
danw@127: 	while (p) {
danw@127: 		q = array_add(pool, sizeof *q);
danw@127: 		q->data = map[p->data];
danw@127: 		q->flags = p->flags;
danw@127: 		p = list_next(p);
danw@127: 	}
danw@127: 
danw@127: 	list_set_ptr(files, r);
danw@127: }
danw@127: 
krh@41: /* Rebuild property->packages maps.  We can't just remap these, as a
krh@41:  * property may have lost or gained a number of packages.  Allocate an
krh@41:  * array per property and loop through the packages and add them to
krh@41:  * the arrays for their properties. */
krh@41: static void
danw@127: rebuild_property_package_lists(struct razor_set *set)
krh@41: {
krh@66: 	struct array *pkgs, *a;
krh@41: 	struct razor_package *pkg, *pkg_end;
krh@41: 	struct razor_property *prop, *prop_end;
danw@117: 	struct list *r;
danw@117: 	uint32_t *q;
krh@66: 	int count;
krh@41: 
krh@66: 	count = set->properties.size / sizeof (struct razor_property);
krh@66: 	pkgs = zalloc(count * sizeof *pkgs);
krh@41: 	pkg_end = set->packages.data + set->packages.size;
krh@41: 
krh@41: 	for (pkg = set->packages.data; pkg < pkg_end; pkg++) {
danw@128: 		r = list_first(&pkg->properties, &set->property_pool);
danw@116: 		while (r) {
danw@117: 			q = array_add(&pkgs[r->data], sizeof *q);
krh@41: 			*q = pkg - (struct razor_package *) set->packages.data;
danw@116: 			r = list_next(r);
krh@41: 		}
krh@33: 	}
krh@33: 
krh@66: 	prop_end = set->properties.data + set->properties.size;
krh@66: 	a = pkgs;
krh@66: 	for (prop = set->properties.data; prop < prop_end; prop++, a++) {
danw@128: 		list_set_array(&prop->packages, &set->package_pool, a, 0);
krh@41: 		array_release(a);
krh@41: 	}
krh@66: 	free(pkgs);
krh@33: }
krh@33: 
danw@127: static void
danw@127: rebuild_file_package_lists(struct razor_set *set)
danw@127: {
danw@127: 	struct array *pkgs, *a;
danw@127: 	struct razor_package *pkg, *pkg_end;
danw@127: 	struct razor_entry *entry, *entry_end;
danw@127: 	struct list *r;
danw@127: 	uint32_t *q;
danw@127: 	int count;
danw@127: 
danw@127: 	count = set->files.size / sizeof (struct razor_entry);
danw@127: 	pkgs = zalloc(count * sizeof *pkgs);
danw@127: 	pkg_end = set->packages.data + set->packages.size;
danw@127: 
danw@127: 	for (pkg = set->packages.data; pkg < pkg_end; pkg++) {
danw@128: 		r = list_first(&pkg->files, &set->file_pool);
danw@127: 		while (r) {
danw@127: 			q = array_add(&pkgs[r->data], sizeof *q);
danw@127: 			*q = pkg - (struct razor_package *) set->packages.data;
danw@127: 			r = list_next(r);
danw@127: 		}
danw@127: 	}
danw@127: 
danw@127: 	entry_end = set->files.data + set->files.size;
danw@127: 	a = pkgs;
danw@127: 	for (entry = set->files.data; entry < entry_end; entry++, a++) {
danw@128: 		list_set_array(&entry->packages, &set->package_pool, a, 0);
danw@127: 		array_release(a);
danw@127: 	}
danw@127: 	free(pkgs);
danw@127: }
danw@127: 
danw@137: static struct razor_set *
krh@79: razor_merger_finish(struct razor_merger *merger)
krh@79: {
krh@79: 	struct razor_set *result;
krh@41: 	struct razor_package *p, *pend;
krh@33: 
krh@41: 	/* As we built the package list, we filled out a bitvector of
krh@41: 	 * the properties that are referenced by the packages in the
krh@41: 	 * new set.  Now we do a parallel loop through the properties
krh@41: 	 * and emit those marked in the bit vector to the new set.  In
krh@41: 	 * the process, we update the bit vector to actually map from
krh@41: 	 * indices in the old property list to indices in the new
krh@41: 	 * property list for both sets. */
krh@41: 
krh@79: 	merge_properties(merger);
danw@127: 	merge_files(merger);
krh@41: 
krh@41: 	/* Now we loop through the packages again and emit the
krh@41: 	 * property lists, remapped to point to the new properties. */
krh@41: 
krh@79: 	pend = merger->set->packages.data + merger->set->packages.size;
krh@79: 	for (p = merger->set->packages.data; p < pend; p++) {
krh@41: 		struct source *src;
krh@41: 
danw@120: 		if (p->flags & UPSTREAM_SOURCE)
krh@79: 			src = &merger->source2;
krh@41: 		else
krh@79: 			src = &merger->source1;
krh@41: 
danw@116: 		emit_properties(&p->properties,
danw@116: 				&src->set->property_pool,
danw@116: 				src->property_map,
danw@116: 				&merger->set->property_pool);
danw@127: 		emit_files(&p->files,
danw@127: 			   &src->set->file_pool,
danw@127: 			   src->file_map,
danw@127: 			   &merger->set->file_pool);
danw@120: 		p->flags &= ~UPSTREAM_SOURCE;
krh@33: 	}
krh@33: 
danw@127: 	rebuild_property_package_lists(merger->set);
danw@127: 	rebuild_file_package_lists(merger->set);
krh@41: 
danw@129: 	result = merger->set;
danw@129: 	hashtable_release(&merger->table);
danw@129: 	free(merger);
danw@129: 
danw@129: 	return result;
danw@129: }
danw@129: 
danw@146: /* The diff order matters.  We should sort the packages so that a
danw@146:  * REMOVE of a package comes before the INSTALL, and so that all
danw@146:  * requires for a package have been installed before the package.
danw@146:  **/
danw@146: 
danw@146: void
danw@146: razor_set_diff(struct razor_set *set, struct razor_set *upstream,
danw@146: 	       razor_package_callback_t callback, void *data)
danw@146: {
krh@230:  	struct razor_package_iterator *pi1, *pi2;
krh@230:  	struct razor_package *p1, *p2;
krh@192: 	const char *name1, *name2, *version1, *version2, *arch1, *arch2;
danw@146: 	int res;
danw@146: 
danw@146: 	pi1 = razor_package_iterator_create(set);
danw@146: 	pi2 = razor_package_iterator_create(upstream);
danw@146: 
krh@192: 	razor_package_iterator_next(pi1, &p1, &name1, &version1, &arch1);
krh@192: 	razor_package_iterator_next(pi2, &p2, &name2, &version2, &arch2);
danw@146: 
danw@146: 	while (p1 || p2) {
danw@146: 		if (p1 && p2) {
danw@146: 			res = strcmp(name1, name2);
danw@146: 			if (res == 0)
danw@146: 				res = versioncmp(version1, version2);
danw@146: 		} else {
danw@146: 			res = 0;
danw@146: 		}
danw@146: 
danw@146: 		if (p2 == NULL || res < 0)
krh@192: 			callback(name1, version1, NULL, arch1, data);
danw@146: 		else if (p1 == NULL || res > 0)
krh@192: 			callback(name2, NULL, version2, arch2, data);
danw@146: 
danw@146: 		if (p1 != NULL && res <= 0)
danw@146: 			razor_package_iterator_next(pi1, &p1,
krh@192: 						    &name1, &version1, &arch1);
danw@146: 		if (p2 != NULL && res >= 0)
danw@146: 			razor_package_iterator_next(pi2, &p2,
krh@192: 						    &name2, &version2, &arch2);
danw@146: 	}
danw@146: 
danw@146: 	razor_package_iterator_destroy(pi1);
danw@146: 	razor_package_iterator_destroy(pi2);
danw@146: }
danw@146: 
danw@137: static int
danw@137: provider_satisfies_requirement(struct razor_property *provider,
danw@137: 			       const char *provider_strings,
krh@230: 			       enum razor_version_relation relation,
krh@230: 			       const char *required)
danw@137: {
danw@137: 	int cmp, len;
danw@137: 	const char *provided = &provider_strings[provider->version];
danw@137: 
danw@137: 	if (!*required)
danw@137: 		return 1;
danw@170: 	if (!*provided) {
krh@230: 		if (relation >= RAZOR_VERSION_EQUAL)
danw@170: 			return 1;
danw@170: 		else
danw@170: 			return 0;
danw@170: 	}
danw@137: 
danw@137: 	cmp = versioncmp(provided, required);
danw@137: 
krh@230: 	switch (relation) {
danw@137: 	case RAZOR_VERSION_LESS:
danw@137: 		return cmp < 0;
danw@137: 
danw@137: 	case RAZOR_VERSION_LESS_OR_EQUAL:
danw@137: 		if (cmp <= 0)
danw@137: 			return 1;
danw@137: 		/* fall through: FIXME, make sure this is correct */
danw@137: 
danw@137: 	case RAZOR_VERSION_EQUAL:
danw@137: 		if (cmp == 0)
danw@137: 			return 1;
danw@137: 
danw@137: 		/* "foo == 1.1" is satisfied by "foo 1.1-2" */
danw@137: 		len = strlen(required);
danw@137: 		if (!strncmp(required, provided, len) && provided[len] == '-')
danw@137: 			return 1;
danw@137: 		return 0;
danw@137: 
danw@137: 	case RAZOR_VERSION_GREATER_OR_EQUAL:
danw@137: 		return cmp >= 0;
danw@137: 
danw@137: 	case RAZOR_VERSION_GREATER:
danw@137: 		return cmp > 0;
danw@137: 	}
danw@137: 
danw@137: 	/* shouldn't happen */
danw@137: 	return 0;
danw@137: }
danw@137: 
krh@230: #define TRANS_PACKAGE_PRESENT		1
krh@230: #define TRANS_PACKAGE_UPDATE		2
krh@230: #define TRANS_PROPERTY_SATISFIED	0x80000000
krh@230: 
krh@230: struct transaction_set {
krh@230: 	struct razor_set *set;
krh@230: 	uint32_t *packages;
krh@230: 	uint32_t *properties;
krh@230: };
krh@230: 
krh@230: struct razor_transaction {
krh@230: 	int package_count, errors;
krh@230: 	struct transaction_set system, upstream;
krh@230: 	int changes;
krh@230: };
krh@230: 
krh@230: static void
krh@230: transaction_set_init(struct transaction_set *ts, struct razor_set *set)
danw@134: {
krh@230: 	int count;
danw@134: 
krh@230: 	ts->set = set;
krh@230: 	count = set->packages.size / sizeof (struct razor_package);
krh@230: 	ts->packages = zalloc(count * sizeof *ts->packages);
krh@230: 	count = set->properties.size / sizeof (struct razor_property);
krh@230: 	ts->properties = zalloc(count * sizeof *ts->properties);
danw@160: }
danw@160: 
danw@131: static void
krh@230: transaction_set_release(struct transaction_set *ts)
danw@131: {
krh@230: 	free(ts->packages);
krh@230: 	free(ts->properties);
danw@140: }
danw@140: 
danw@160: static void
krh@230: transaction_set_install_package(struct transaction_set *ts,
krh@230: 				struct razor_package *package)
danw@147: {
krh@230: 	struct razor_package *pkgs;
krh@230: 	struct list *prop;
krh@230: 	int i;
danw@134: 
krh@230: 	pkgs = ts->set->packages.data;
krh@230: 	i = package - pkgs;
krh@230: 	if (ts->packages[i] == TRANS_PACKAGE_PRESENT)
krh@230: 		return;
krh@33: 
krh@230: 	ts->packages[i] = TRANS_PACKAGE_PRESENT;
krh@33: 
krh@230: 	prop = list_first(&package->properties, &ts->set->property_pool);
krh@230: 	while (prop) {
krh@230: 		ts->properties[prop->data]++;
krh@230: 		prop = list_next(prop);
danw@154: 	}
danw@154: }
danw@129: 
krh@230: static void
krh@230: transaction_set_remove_package(struct transaction_set *ts,
krh@230: 			       struct razor_package *package)
krh@208: {
krh@230: 	struct razor_package *pkgs;
krh@230: 	struct list *prop;
krh@230: 	int i;
krh@208: 
krh@230: 	pkgs = ts->set->packages.data;
krh@230: 	i = package - pkgs;
krh@230: 	if (ts->packages[i] == 0)
krh@230: 		return;
krh@208: 
krh@230: 	ts->packages[i] = 0;
krh@208: 
krh@230: 	prop = list_first(&package->properties, &ts->set->property_pool);
krh@230: 	while (prop) {
krh@230: 		ts->properties[prop->data]--;
krh@230: 		prop = list_next(prop);
krh@208: 	}
krh@208: }
krh@208: 
danw@137: struct razor_transaction *
krh@208: razor_transaction_create(struct razor_set *system, struct razor_set *upstream)
danw@137: {
krh@191: 	struct razor_transaction *trans;
krh@230: 	struct razor_package *p, *spkgs, *pend;
danw@137: 
krh@191: 	trans = zalloc(sizeof *trans);
krh@230: 	transaction_set_init(&trans->system, system);
krh@230: 	transaction_set_init(&trans->upstream, upstream);
krh@191: 
krh@230: 	spkgs = trans->system.set->packages.data;
krh@230: 	pend = trans->system.set->packages.data +
krh@230: 		trans->system.set->packages.size;
krh@230: 	for (p = spkgs; p < pend; p++)
krh@230: 		transaction_set_install_package(&trans->system, p);
krh@208: 
krh@208: 	return trans;
krh@208: }
krh@208: 
krh@230: void
krh@230: razor_transaction_install_package(struct razor_transaction *trans,
krh@230: 				  struct razor_package *package)
krh@208: {
krh@230: 	transaction_set_install_package(&trans->upstream, package);
krh@230: 	trans->changes++;
danw@137: }
danw@137: 
krh@230: void
krh@230: razor_transaction_remove_package(struct razor_transaction *trans,
krh@230: 				 struct razor_package *package)
krh@230: {
krh@230: 	transaction_set_remove_package(&trans->system, package);
krh@230: 	trans->changes++;
krh@230: }
danw@137: 
krh@230: void
krh@230: razor_transaction_update_package(struct razor_transaction *trans,
krh@230: 				  struct razor_package *package)
krh@230: {
krh@230: 	struct razor_package *spkgs;
krh@230: 
krh@230: 	spkgs = trans->system.set->packages.data;
krh@230: 	trans->system.packages[package - spkgs] |= TRANS_PACKAGE_UPDATE;
krh@230: }
krh@230: 
krh@230: struct prop_iter {
krh@230: 	struct razor_property *p, *start, *end;
krh@230: 	const char *pool;
krh@230: 	uint32_t *present;
danw@140: };
danw@140: 
danw@169: static void
krh@230: prop_iter_init(struct prop_iter *pi, struct transaction_set *ts)
danw@169: {
krh@230: 	pi->p = ts->set->properties.data;
krh@230: 	pi->start = ts->set->properties.data;
krh@230: 	pi->end = ts->set->properties.data + ts->set->properties.size;
krh@230: 	pi->pool = ts->set->string_pool.data;
krh@230: 	pi->present = ts->properties;
krh@230: }
krh@230: 
krh@230: static int
krh@230: prop_iter_next(struct prop_iter *pi,
krh@230: 	       enum razor_property_type type, struct razor_property **p)
krh@230: {
krh@230: 	while (pi->p < pi->end) {
krh@230: 		if ((pi->present[pi->p - pi->start] & ~TRANS_PROPERTY_SATISFIED) &&
krh@230: 		    pi->p->type == type) {
krh@230: 			*p = pi->p++;
krh@230: 			return 1;
danw@169: 		}
krh@230: 		pi->p++;
krh@230: 	}
krh@230: 
krh@230: 	return 0;
krh@230: }
krh@230: 
krh@230: static struct razor_property *
krh@230: prop_iter_seek_to(struct prop_iter *pi,
krh@230: 		  enum razor_property_type type, const char *match)
krh@230: {
krh@230: 	uint32_t name;
krh@230: 
krh@230: 	while (pi->p < pi->end && strcmp(&pi->pool[pi->p->name], match) < 0)
krh@230: 		pi->p++;
krh@230: 
krh@230: 	if (pi->p == pi->end || strcmp(&pi->pool[pi->p->name], match) > 0)
krh@230: 		return NULL;
krh@230: 
krh@230: 	name = pi->p->name;
krh@230: 	while (pi->p < pi->end &&
krh@230: 	       pi->p->name == name &&
krh@230: 	       pi->p->type != type)
krh@230: 		pi->p++;
krh@230: 
krh@230: 	if (pi->p == pi->end || pi->p->name != name)
krh@230: 		return NULL;
krh@230: 
krh@230: 	return pi->p;
krh@230: }
krh@230: 
krh@230: /* Remove packages from set that provide any of the matching (same
krh@230:  * name and type) providers from ppi onwards that match the
krh@230:  * requirement that rpi points to. */
krh@230: static void
krh@230: remove_matching_providers(struct razor_transaction *trans,
krh@230: 			  struct prop_iter *ppi,
krh@230: 			  enum razor_version_relation relation,
krh@230: 			  const char *version)
krh@230: {
krh@230: 	struct razor_property *p;
krh@230: 	struct razor_package *pkg, *pkgs;
krh@230: 	struct razor_package_iterator pkg_iter;
krh@230: 	struct razor_set *set;
krh@230: 	const char *n, *v, *a;
krh@230: 
krh@230: 	if (ppi->present == trans->system.properties)
krh@230: 		set = trans->system.set;
krh@230: 	else
krh@230: 		set = trans->upstream.set;
krh@230:    
krh@230: 	pkgs = (struct razor_package *) set->packages.data;
krh@230: 	for (p = ppi->p; 
krh@230: 	     p < ppi->end && 
krh@230: 	     p->name == ppi->p->name &&
krh@230: 	     p->type == ppi->p->type;
krh@230: 	     p++) {
krh@230: 		if (!ppi->present[p - ppi->start])
krh@230: 			continue;
krh@230: 		if (!provider_satisfies_requirement(p, ppi->pool,
krh@230: 						    relation, version))
krh@230: 			continue;
krh@230: 		    
krh@230: 		razor_package_iterator_init_for_property(&pkg_iter, set, p);
krh@230: 		while (razor_package_iterator_next(&pkg_iter,
krh@230: 						   &pkg, &n, &v, &a)) {
krh@230: 			fprintf(stderr, "removing %s-%s\n", n, v);
krh@230: 			razor_transaction_remove_package(trans, pkg);
krh@230: 		}
krh@230: 	}
krh@230: }
krh@230: 
krh@230: static void
krh@230: flag_matching_providers(struct razor_transaction *trans,
krh@230: 			struct prop_iter *ppi,
krh@230: 			struct razor_property *r,
krh@230: 			struct prop_iter *rpi,
krh@230: 			unsigned int flag)
krh@230: {
krh@230: 	struct razor_property *p;
krh@230: 	struct razor_package *pkg, *pkgs;
krh@230: 	struct razor_package_iterator pkg_iter;
krh@230: 	struct razor_set *set;
krh@230: 	const char *name, *version, *arch;
krh@230: 	uint32_t *flags;
krh@230: 
krh@230: 	if (ppi->present == trans->system.properties) {
krh@230: 		set = trans->system.set;
krh@230: 		flags = trans->system.packages;
danw@169: 	} else {
krh@230: 		set = trans->upstream.set;
krh@230: 		flags = trans->upstream.packages;
krh@230: 	}
krh@230:    
krh@230: 	pkgs = (struct razor_package *) set->packages.data;
krh@230: 	for (p = ppi->p; 
krh@230: 	     p < ppi->end && 
krh@230: 		     p->name == ppi->p->name &&
krh@230: 		     p->type == ppi->p->type;
krh@230: 	     p++) {
krh@230: 		if (!ppi->present[p - ppi->start])
krh@230: 			continue;
krh@230: 		if (!provider_satisfies_requirement(p, ppi->pool,
krh@230: 						    r->relation,
krh@230: 						    &rpi->pool[r->version]))
krh@230: 			continue;
krh@230: 		    
krh@230: 		razor_package_iterator_init_for_property(&pkg_iter, set, p);
krh@230: 		while (razor_package_iterator_next(&pkg_iter, &pkg,
krh@230: 						   &name, &version, &arch)) {
krh@230: 
krh@230: 			fprintf(stderr, "flagging %s-%s for providing %s matching %s %s\n",
krh@230: 				name, version,
krh@230: 				ppi->pool + p->name,
krh@230: 				rpi->pool + r->name,
krh@230: 				rpi->pool + r->version);
krh@230: 			flags[pkg - pkgs] |= flag;
danw@169: 		}
danw@169: 	}
danw@169: }
danw@169: 
krh@230: static struct razor_package *
krh@230: pick_matching_provider(struct razor_set *set,
krh@230: 		       struct prop_iter *ppi,
krh@230: 		       enum razor_version_relation relation,
krh@230: 		       const char *version)
krh@230: {
krh@230: 	struct razor_property *p;
krh@230: 	struct razor_package *pkgs;
krh@230: 	struct list *i;
krh@230: 
krh@230: 	/* This is where we decide which pkgs to pull in to satisfy a
krh@230: 	 * requirement.  There may be several different providers
krh@230: 	 * (different versions) and each version of a provider may
krh@230: 	 * come from a number of packages.  We pick the first package
krh@230: 	 * from the first provider that matches. */
krh@230: 
krh@230: 	pkgs = set->packages.data;
krh@230: 	for (p = ppi->p;
krh@230: 	     p < ppi->end &&
krh@230: 		     p->name == ppi->p->name &&
krh@230: 		     p->type == ppi->p->type &&
krh@230: 		     ppi->present[p - ppi->start] == 0;
krh@230: 	     p++) {
krh@230: 		if (!provider_satisfies_requirement(p, ppi->pool,
krh@230: 						    relation, version))
krh@230: 			continue;
krh@230: 
krh@230: 		i = list_first(&p->packages, &set->package_pool);
krh@230: 
krh@230: 		return &pkgs[i->data];
krh@230: 	}
krh@230: 
krh@230: 	return NULL;
krh@230: }
krh@230: 
krh@230: static void
krh@230: remove_obsoleted_packages(struct razor_transaction *trans)
krh@230: {
krh@230: 	struct razor_property *up;
krh@230: 	struct razor_package *spkgs;
krh@230: 	struct prop_iter spi, upi;
krh@230: 
krh@230: 	spkgs = trans->system.set->packages.data;
krh@230: 	prop_iter_init(&spi, &trans->system);
krh@230: 	prop_iter_init(&upi, &trans->upstream);
krh@230: 	
krh@230: 	while (prop_iter_next(&upi, RAZOR_PROPERTY_OBSOLETES, &up)) {
krh@230: 		if (!prop_iter_seek_to(&spi, RAZOR_PROPERTY_PROVIDES,
krh@230: 				       &upi.pool[up->name]))
krh@230: 			continue;
krh@230: 		remove_matching_providers(trans, &spi, up->relation,
krh@230: 					  &upi.pool[up->version]);
krh@230: 	}
krh@230: }
krh@230: 
krh@230: static int
krh@230: any_provider_satisfies_requirement(struct prop_iter *ppi,
krh@230: 				   enum razor_version_relation relation,
krh@230: 				   const char *version)
krh@230: {
krh@230: 	struct razor_property *p;
krh@230: 
krh@230: 	for (p = ppi->p;
krh@230: 	     p < ppi->end &&
krh@230: 		     p->name == ppi->p->name &&
krh@230: 		     p->type == ppi->p->type;
krh@230: 	     p++) {
krh@230: 		if (ppi->present[p - ppi->start] > 0 &&
krh@230: 		    provider_satisfies_requirement(p, ppi->pool,
krh@230: 						   relation, version))
krh@230: 			return 1;
krh@230: 	}
krh@230: 
krh@230: 	return 0;
krh@230: }
krh@230: 
krh@230: static void
krh@230: clear_requires_flags(struct transaction_set *ts)
krh@230: {
krh@230: 	struct razor_property *p;
krh@230: 	const char *pool;
krh@230: 	int i, count;
krh@230: 
krh@230: 	count = ts->set->properties.size / sizeof *p;
krh@230: 	p = ts->set->properties.data;
krh@230: 	pool = ts->set->string_pool.data;
krh@230: 	for (i = 0; i < count; i++) {
krh@230: 		ts->properties[i] &= ~TRANS_PROPERTY_SATISFIED;
krh@230: 		if (strncmp(&pool[p[i].name], "rpmlib(", 7) == 0)
krh@230: 			ts->properties[i] |= TRANS_PROPERTY_SATISFIED;
krh@230: 	}
krh@230: }
krh@230: 
krh@230: static void
krh@230: mark_satisfied_requires(struct razor_transaction *trans,
krh@230: 			struct transaction_set *rts,
krh@230: 			struct transaction_set *pts)
krh@230: {
krh@230: 	struct prop_iter rpi, ppi;
krh@230: 	struct razor_property *rp;
krh@230: 
krh@230: 	prop_iter_init(&rpi, rts);
krh@230: 	prop_iter_init(&ppi, pts);
krh@230: 
krh@230: 	while (prop_iter_next(&rpi, RAZOR_PROPERTY_REQUIRES, &rp)) {
krh@230: 		if (!prop_iter_seek_to(&ppi, RAZOR_PROPERTY_PROVIDES,
krh@230: 				       &rpi.pool[rp->name]))
krh@230: 			continue;
krh@230: 
krh@230: 		if (any_provider_satisfies_requirement(&ppi, rp->relation,
krh@230: 						       &rpi.pool[rp->version]))
krh@230: 			rpi.present[rp - rpi.start] |= TRANS_PROPERTY_SATISFIED;
krh@230: 	}
krh@230: }
krh@230: 
krh@230: static const char *relation_string[] = { "<", "<=", "=", ">=", ">" };
krh@230: 
krh@230: static void
krh@230: mark_all_satisfied_requires(struct razor_transaction *trans)
krh@230: {
krh@230: 	struct razor_property *sp;
krh@230: 	struct prop_iter spi;
krh@230: 
krh@230: 	clear_requires_flags(&trans->system);
krh@230: 	clear_requires_flags(&trans->upstream);
krh@230: 	mark_satisfied_requires(trans, &trans->system, &trans->system);
krh@230: 	mark_satisfied_requires(trans, &trans->system, &trans->upstream);
krh@230: 	mark_satisfied_requires(trans, &trans->upstream, &trans->system);
krh@230: 	mark_satisfied_requires(trans, &trans->upstream, &trans->upstream);
krh@230: 
krh@230: 	prop_iter_init(&spi, &trans->system);
krh@230: 	while (prop_iter_next(&spi, RAZOR_PROPERTY_REQUIRES, &sp)) {
krh@230: 		if (spi.present[sp - spi.start] & TRANS_PROPERTY_SATISFIED)
krh@230: 			continue;
krh@230: 		fprintf(stderr, "unsatisfied system requires: %s %s %s\n",
krh@230: 			spi.pool + sp->name,
krh@230: 			relation_string[sp->relation],
krh@230: 			spi.pool + sp->version);
krh@230: 	}
krh@230: 
krh@230: 	prop_iter_init(&spi, &trans->upstream);
krh@230: 	while (prop_iter_next(&spi, RAZOR_PROPERTY_REQUIRES, &sp)) {
krh@230: 		if (spi.present[sp - spi.start] & TRANS_PROPERTY_SATISFIED)
krh@230: 			continue;
krh@230: 		fprintf(stderr, "unsatisfied upstream requires: %s %s %s\n",
krh@230: 			spi.pool + sp->name,
krh@230: 			relation_string[sp->relation],
krh@230: 			spi.pool + sp->version);
krh@230: 	}
krh@230: }
krh@230: 
krh@230: static void
krh@230: update_unsatisfied_packages(struct razor_transaction *trans)
krh@230: {
krh@230: 	struct razor_package *spkgs, *pkg;
krh@230: 	struct razor_property *sp;
krh@230: 	struct prop_iter spi;
krh@230: 	struct razor_package_iterator pkg_iter;
krh@230: 	const char *name, *version, *arch;
krh@230: 
krh@230: 	spkgs = trans->system.set->packages.data;
krh@230: 	prop_iter_init(&spi, &trans->system);
krh@230: 	
krh@230: 	while (prop_iter_next(&spi, RAZOR_PROPERTY_REQUIRES, &sp)) {
krh@230: 		if (spi.present[sp - spi.start] & TRANS_PROPERTY_SATISFIED)
krh@230: 			continue;
krh@230: 		
krh@230: 		razor_package_iterator_init_for_property(&pkg_iter,
krh@230: 							 trans->system.set,
krh@230: 							 sp);
krh@230: 		while (razor_package_iterator_next(&pkg_iter, &pkg,
krh@230: 						   &name, &version, &arch)) {
krh@230: 			fprintf(stderr, "updating %s because %s %s %s "
krh@230: 				"isn't satisfied\n",
krh@230: 				name, spi.pool + sp->name,
krh@230: 				relation_string[sp->relation],
krh@230: 				spi.pool + sp->version);
krh@230: 			trans->system.packages[pkg - spkgs] |=
krh@230: 				TRANS_PACKAGE_UPDATE;
krh@230: 		}
krh@230: 	}
krh@230: }
krh@230: 
krh@230: void
krh@230: razor_transaction_update_all(struct razor_transaction *trans)
krh@230: {
krh@230: 	struct razor_package *p;
krh@230: 	int i, count;
krh@230: 
krh@230: 	count = trans->system.set->packages.size / sizeof *p;
krh@230: 	for (i = 0; i < count; i++)
krh@230: 		trans->system.packages[i] |= TRANS_PACKAGE_UPDATE;
krh@230: }
krh@230: 
krh@230: static void
krh@230: update_conflicted_packages(struct razor_transaction *trans)
krh@230: {
krh@230: 	struct razor_package *pkg, *spkgs;
krh@230: 	struct razor_property *up, *sp;
krh@230: 	struct prop_iter spi, upi;
krh@230: 	struct razor_package_iterator pkg_iter;
krh@230: 	const char *name, *version, *arch;
krh@230: 
krh@230: 	spkgs = trans->system.set->packages.data;
krh@230: 	prop_iter_init(&spi, &trans->system);
krh@230: 	prop_iter_init(&upi, &trans->upstream);
krh@230: 
krh@230: 	while (prop_iter_next(&spi, RAZOR_PROPERTY_CONFLICTS, &sp)) {
krh@230: 		if (!prop_iter_seek_to(&upi, RAZOR_PROPERTY_PROVIDES,
krh@230: 				       &spi.pool[sp->name]))
krh@230: 			continue;
krh@230: 
krh@230: 		if (!any_provider_satisfies_requirement(&upi, sp->relation,
krh@230: 							&spi.pool[sp->version]))
krh@230: 			continue;
krh@230: 
krh@230: 		razor_package_iterator_init_for_property(&pkg_iter,
krh@230: 							 trans->system.set,
krh@230: 							 sp);
krh@230: 		while (razor_package_iterator_next(&pkg_iter, &pkg,
krh@230: 						   &name, &version, &arch)) {
krh@230: 			fprintf(stderr, "updating %s %s because it conflicts with %s",
krh@230: 				name, version, spi.pool + sp->name);
krh@230: 			trans->system.packages[pkg - spkgs] |=
krh@230: 				TRANS_PACKAGE_UPDATE;
krh@230: 		}
krh@230: 	}
krh@230: 
krh@230: 	prop_iter_init(&spi, &trans->system);
krh@230: 	prop_iter_init(&upi, &trans->upstream);
krh@230: 
krh@230: 	while (prop_iter_next(&upi, RAZOR_PROPERTY_CONFLICTS, &up)) {
krh@230: 		sp = prop_iter_seek_to(&spi, RAZOR_PROPERTY_PROVIDES,
krh@230: 				       &upi.pool[upi.p->name]);
krh@230: 
krh@230: 		if (sp)
krh@230: 			flag_matching_providers(trans, &spi, up, &upi,
krh@230: 						TRANS_PACKAGE_UPDATE);
krh@230: 	}
krh@230: }
krh@230: 
krh@230: static void
krh@230: pull_in_requirements(struct razor_transaction *trans,
krh@230: 		     struct prop_iter *rpi, struct prop_iter *ppi)
krh@230: {
krh@230: 	struct razor_property *rp, *pp;
krh@230: 	struct razor_package *pkg, *upkgs;
krh@230: 
krh@230: 	upkgs = trans->upstream.set->packages.data;
krh@230: 	while (prop_iter_next(rpi, RAZOR_PROPERTY_REQUIRES, &rp)) {
krh@230: 		if (rpi->present[rp - rpi->start] & TRANS_PROPERTY_SATISFIED)
krh@230: 			continue;
krh@230: 
krh@230: 		pp = prop_iter_seek_to(ppi, RAZOR_PROPERTY_PROVIDES,
krh@230: 				       &rpi->pool[rp->name]);
krh@230: 		if (pp == NULL)
krh@230: 			continue;
krh@230: 		pkg = pick_matching_provider(trans->upstream.set,
krh@230: 					     ppi, rp->relation,
krh@230: 					     &rpi->pool[rp->version]);
krh@230: 		if (pkg == NULL)
krh@230: 			continue;
krh@230: 
krh@230: 		rpi->present[rp - rpi->start] |= TRANS_PROPERTY_SATISFIED;
krh@230: 
krh@230: 		fprintf(stderr, "pulling in %s which provides %s %s %s "
krh@230: 			"to satisfy %s %s %s\n",
krh@230: 			ppi->pool + pkg->name,
krh@230: 			ppi->pool + pp->name, 
krh@230: 			relation_string[pp->relation],
krh@230: 			ppi->pool + pp->version, 
krh@230: 			&rpi->pool[rp->name],
krh@230: 			relation_string[rp->relation],
krh@230: 			&rpi->pool[rp->version]);
krh@230: 
krh@230: 		trans->upstream.packages[pkg - upkgs] |= TRANS_PACKAGE_UPDATE;
krh@230: 	}
krh@230: }
krh@230: 
krh@230: static void
krh@230: pull_in_all_requirements(struct razor_transaction *trans)
krh@230: {
krh@230: 	struct prop_iter rpi, ppi;
krh@230: 	struct razor_property *rp;
krh@230: 
krh@230: 	prop_iter_init(&rpi, &trans->system);
krh@230: 	prop_iter_init(&ppi, &trans->upstream);
krh@230: 	pull_in_requirements(trans, &rpi, &ppi);
krh@230: 	
krh@230: 	prop_iter_init(&rpi, &trans->upstream);
krh@230: 	prop_iter_init(&ppi, &trans->upstream);
krh@230: 	pull_in_requirements(trans, &rpi, &ppi);
krh@230: 
krh@230: 	prop_iter_init(&rpi, &trans->system);
krh@230: 	while (prop_iter_next(&rpi, RAZOR_PROPERTY_REQUIRES, &rp)) {
krh@230: 		if (!(rpi.present[rp - rpi.start] & TRANS_PROPERTY_SATISFIED))
krh@230: 			fprintf(stderr, "could not satisfy req %s %s %s\n",
krh@230: 				&rpi.pool[rp->name],
krh@230: 				relation_string[rp->relation],
krh@230: 				&rpi.pool[rp->version]);
krh@230: 	}
krh@230: 
krh@230: 	prop_iter_init(&rpi, &trans->upstream);
krh@230: 	while (prop_iter_next(&rpi, RAZOR_PROPERTY_REQUIRES, &rp)) {
krh@230: 		if (!(rpi.present[rp - rpi.start] & TRANS_PROPERTY_SATISFIED))
krh@230: 			fprintf(stderr, "could not satisfy req %s %s %s\n",
krh@230: 				&rpi.pool[rp->name],
krh@230: 				relation_string[rp->relation],
krh@230: 				&rpi.pool[rp->version]);
krh@230: 	}
krh@230: }
krh@230: 
krh@230: static void
krh@230: flush_scheduled_system_updates(struct razor_transaction *trans)
krh@230: {
krh@230:  	struct razor_package_iterator *pi;
krh@230:  	struct razor_package *p, *pkg, *spkgs;
krh@230: 	struct prop_iter ppi;
krh@230: 	const char *name, *version, *arch;
krh@230: 
krh@230: 	spkgs = trans->system.set->packages.data;
krh@230: 	pi = razor_package_iterator_create(trans->system.set);
krh@230: 	prop_iter_init(&ppi, &trans->upstream);
krh@230: 
krh@230: 	while (razor_package_iterator_next(pi, &p, &name, &version, &arch)) {
krh@230: 		if (!(trans->system.packages[p - spkgs] & TRANS_PACKAGE_UPDATE))
krh@230: 			continue;
krh@230: 
krh@230: 		if (!prop_iter_seek_to(&ppi, RAZOR_PROPERTY_PROVIDES, name)) {
krh@230: 			fprintf(stderr, "nothing provides %s\n", name);
krh@230: 			continue;
krh@230: 		}
krh@230: 
krh@230: 		pkg = pick_matching_provider(trans->upstream.set, &ppi,
krh@230: 					     RAZOR_VERSION_GREATER, version);
krh@230: 		if (pkg == NULL) {
krh@230: 			fprintf(stderr,
krh@230: 				"no newer version of %s available\n", name);
krh@230: 			continue;
krh@230: 		}
krh@230: 		
krh@230: 		fprintf(stderr, "updating %s from %s to %s\n",
krh@230: 			name, version, &ppi.pool[pkg->version]);
krh@230: 
krh@230: 		razor_transaction_remove_package(trans, p);
krh@230: 		razor_transaction_install_package(trans, pkg);
krh@230: 	}
krh@230: 
krh@230: 	razor_package_iterator_destroy(pi);
krh@230: }
krh@230: 
krh@230: static void
krh@230: flush_scheduled_upstream_updates(struct razor_transaction *trans)
krh@230: {
krh@230:  	struct razor_package_iterator *pi;
krh@230:  	struct razor_package *p, *upkgs;
krh@230: 	struct prop_iter spi;
krh@230: 	const char *name, *version, *arch;
krh@230: 
krh@230: 	upkgs = trans->upstream.set->packages.data;
krh@230: 	pi = razor_package_iterator_create(trans->upstream.set);
krh@230: 	prop_iter_init(&spi, &trans->system);
krh@230: 
krh@230: 	while (razor_package_iterator_next(pi, &p, &name, &version, &arch)) {
krh@230: 		if (!(trans->upstream.packages[p - upkgs] & TRANS_PACKAGE_UPDATE))
krh@230: 			continue;
krh@230: 
krh@230: 		if (!prop_iter_seek_to(&spi, RAZOR_PROPERTY_PROVIDES, name))
krh@230: 			continue;
krh@230: 		remove_matching_providers(trans, &spi,
krh@230: 					  RAZOR_VERSION_LESS, version);
krh@230: 		razor_transaction_install_package(trans, p);
krh@230: 		fprintf(stderr, "installing %s-%s\n", name, version);
krh@230: 	}
krh@230: }
krh@230: 
krh@190: int
krh@210: razor_transaction_resolve(struct razor_transaction *trans)
danw@137: {
krh@230: 	int last = 0;
danw@137: 
krh@230: 	flush_scheduled_system_updates(trans);
krh@208: 
krh@230: 	while (last < trans->changes) {
krh@230: 		last = trans->changes;
krh@230: 		remove_obsoleted_packages(trans);
krh@230: 		mark_all_satisfied_requires(trans);
krh@230: 		update_unsatisfied_packages(trans);
krh@230: 		update_conflicted_packages(trans);
krh@230: 		pull_in_all_requirements(trans);
krh@230: 		flush_scheduled_system_updates(trans);
krh@230: 		flush_scheduled_upstream_updates(trans);
danw@137: 	}
krh@190: 
krh@230: 	return trans->changes;
krh@190: }
krh@190: 
krh@190: int
krh@190: razor_transaction_unsatisfied_property(struct razor_transaction *trans,
krh@190: 				       const char *name,
krh@190: 				       enum razor_version_relation rel,
krh@230: 				       const char *version,
krh@230: 				       enum razor_property_type type)
krh@190: {
krh@230: 	struct prop_iter pi;
krh@230: 	struct razor_property *p;
krh@190: 
krh@230: 	prop_iter_init(&pi, &trans->system);
krh@230: 	while (prop_iter_next(&pi, type, &p)) {
krh@230: 		if (!(trans->system.properties[p - pi.start] & TRANS_PROPERTY_SATISFIED) &&
krh@230: 		    p->relation == rel &&
krh@230: 		    strcmp(&pi.pool[p->name], name) == 0 &&
krh@230: 		    strcmp(&pi.pool[p->version], version) == 0)
krh@230: 		    
krh@230: 			return 1;
krh@230: 	}
krh@190: 
krh@230: 	prop_iter_init(&pi, &trans->upstream);
krh@230: 	while (prop_iter_next(&pi, type, &p)) {
krh@230: 		if (!(trans->upstream.properties[p - pi.start] & TRANS_PROPERTY_SATISFIED) &&
krh@230: 		    p->relation == rel &&
krh@230: 		    strcmp(&pi.pool[p->name], name) == 0 &&
krh@230: 		    strcmp(&pi.pool[p->version], version) == 0)
krh@230: 		    
krh@230: 			return 1;
krh@190: 	}
krh@190: 
krh@190: 	return 0;
danw@137: }
danw@137: 
danw@137: struct razor_set *
krh@196: razor_transaction_finish(struct razor_transaction *trans)
danw@137: {
danw@137: 	struct razor_merger *merger;
krh@230: 	struct razor_package *u, *uend, *upkgs, *s, *send, *spkgs;
krh@230: 	char *upool, *spool;
krh@191: 	int cmp;
danw@137: 
krh@230: 	s = trans->system.set->packages.data;
krh@230: 	spkgs = trans->system.set->packages.data;
krh@230: 	send = trans->system.set->packages.data +
krh@230: 		trans->system.set->packages.size;
krh@230: 	spool = trans->system.set->string_pool.data;
danw@137: 
krh@230: 	u = trans->upstream.set->packages.data;
krh@230: 	upkgs = trans->upstream.set->packages.data;
krh@230: 	uend = trans->upstream.set->packages.data +
krh@230: 		trans->upstream.set->packages.size;
krh@230: 	upool = trans->upstream.set->string_pool.data;
krh@191: 
krh@230: 	merger = razor_merger_create(trans->system.set, trans->upstream.set);
krh@230: 	while (s < send || u < uend) {
krh@230: 		if (s < send && u < uend)
krh@230: 			cmp = strcmp(&spool[s->name], &upool[u->name]);
danw@137: 		else if (s < send)
danw@137: 			cmp = -1;
danw@137: 		else
danw@137: 			cmp = 1;
krh@230: 
danw@137: 		if (cmp < 0) {
krh@230: 			if (trans->system.packages[s - spkgs] & TRANS_PACKAGE_PRESENT)
krh@230: 				razor_merger_add_package(merger, s);
danw@137: 			s++;
danw@137: 		} else if (cmp == 0) {
krh@230: 			if (trans->system.packages[s - spkgs] & TRANS_PACKAGE_PRESENT)
krh@230: 				razor_merger_add_package(merger, s);
krh@230: 			if (trans->upstream.packages[u - upkgs] & TRANS_PACKAGE_PRESENT)
krh@230: 				razor_merger_add_package(merger, u);
krh@230: 
danw@137: 			s++;
krh@230: 			u++;
danw@137: 		} else {
krh@230: 			if (trans->upstream.packages[u - upkgs] & TRANS_PACKAGE_PRESENT)
krh@230: 				razor_merger_add_package(merger, u);
krh@230: 			u++;
danw@137: 		}
danw@137: 	}
danw@137: 
krh@196: 	razor_transaction_destroy(trans);
krh@196: 
krh@230: 	return razor_merger_finish(merger);
danw@137: }
danw@137: 
danw@137: void
danw@137: razor_transaction_destroy(struct razor_transaction *trans)
danw@137: {
krh@230: 	transaction_set_release(&trans->system);
krh@230: 	transaction_set_release(&trans->upstream);
danw@137: 	free(trans);
danw@137: 
danw@137: 	/* FIXME: free upstream if it was created as an empty set */
danw@137: }
krh@216: 
krh@216: struct razor_package_query {
krh@216: 	struct razor_set *set;
krh@216: 	char *vector;
krh@216: 	int count;
krh@216: };
krh@216: 
krh@216: struct razor_package_query *
krh@216: razor_package_query_create(struct razor_set *set)
krh@216: {
krh@216: 	struct razor_package_query *pq;
krh@216: 	int count;
krh@216: 
krh@216: 	pq = zalloc(sizeof *pq);
krh@216: 	pq->set = set;
krh@216: 	count = set->packages.size / sizeof(struct razor_package);
krh@216: 	pq->vector = zalloc(count * sizeof(char));
krh@216: 
krh@216: 	return pq;
krh@216: }
krh@216: 
krh@216: void
krh@216: razor_package_query_add_package(struct razor_package_query *pq,
krh@216: 				struct razor_package *p)
krh@216: {
krh@216: 	struct razor_package *packages;
krh@216: 
krh@216: 	packages = pq->set->packages.data;
krh@216: 	pq->count += pq->vector[p - packages] ^ 1;
krh@216: 	pq->vector[p - packages] = 1;
krh@216: }
krh@216: 
krh@216: void
krh@216: razor_package_query_add_iterator(struct razor_package_query *pq,
krh@216: 				 struct razor_package_iterator *pi)
krh@216: {
krh@216: 	struct razor_package *packages, *p;
krh@216: 	const char *name, *version, *arch;
krh@216: 
krh@216: 	packages = pq->set->packages.data;
krh@216: 	while (razor_package_iterator_next(pi, &p, &name, &version, &arch)) {
krh@216: 		pq->count += pq->vector[p - packages] ^ 1;
krh@216: 		pq->vector[p - packages] = 1;
krh@216: 	}
krh@216: }
krh@216: 
krh@216: struct razor_package_iterator *
krh@216: razor_package_query_finish(struct razor_package_query *pq)
krh@216: {
krh@216: 	struct razor_package_iterator *pi;
krh@216: 	struct razor_set *set;
krh@216: 	struct list *index;
krh@216: 	int i, j, count;
krh@216: 
krh@216: 	set = pq->set;
krh@216: 	count = set->packages.size / sizeof(struct razor_package);
krh@216: 	index = zalloc(pq->count * sizeof *index);
krh@216: 
krh@216: 	for (i = 0, j = 0; i < count; i++) {
krh@216: 		if (!pq->vector[i])
krh@216: 			continue;
krh@216: 
krh@216: 		index[j].data = i;
krh@216: 		if (j == pq->count - 1)
krh@216: 			index[j].flags = 0x80;
krh@216: 		j++;
krh@216: 	}
krh@216: 
krh@216: 	free(pq);
krh@216: 
krh@216: 	pi = razor_package_iterator_create_with_index(set, index);
krh@216: 	pi->free_index = 1;
krh@216: 
krh@216: 	return pi;
krh@216: }