razor.c
author Kristian H?gsberg <krh@jiraiya.boston.redhat.com>
Wed Apr 09 21:14:36 2008 -0400 (2008-04-09)
changeset 212 e8f493d8ff9a
parent 210 c78f677d96b8
child 216 b97c130460a5
permissions -rw-r--r--
Add GPLv2 license headers.

Make it all GPLv2 for now, we may want to break out an LGPLv2 librazor later.
krh@212
     1
/*
krh@212
     2
 * Copyright (C) 2008  Kristian Høgsberg <krh@redhat.com>
krh@212
     3
 * Copyright (C) 2008  Red Hat, Inc
krh@212
     4
 *
krh@212
     5
 * This program is free software; you can redistribute it and/or modify
krh@212
     6
 * it under the terms of the GNU General Public License as published by
krh@212
     7
 * the Free Software Foundation; either version 2 of the License, or
krh@212
     8
 * (at your option) any later version.
krh@212
     9
 *
krh@212
    10
 * This program is distributed in the hope that it will be useful,
krh@212
    11
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
krh@212
    12
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
krh@212
    13
 * GNU General Public License for more details.
krh@212
    14
 *
krh@212
    15
 * You should have received a copy of the GNU General Public License along
krh@212
    16
 * with this program; if not, write to the Free Software Foundation, Inc.,
krh@212
    17
 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
krh@212
    18
 */
krh@212
    19
krh@15
    20
#define _GNU_SOURCE
krh@15
    21
krh@0
    22
#include <stdlib.h>
krh@19
    23
#include <stddef.h>
danw@108
    24
#include <stdint.h>
krh@0
    25
#include <stdio.h>
krh@0
    26
#include <string.h>
krh@0
    27
#include <sys/types.h>
krh@0
    28
#include <sys/stat.h>
krh@0
    29
#include <sys/mman.h>
krh@0
    30
#include <unistd.h>
krh@0
    31
#include <fcntl.h>
krh@15
    32
#include <errno.h>
krh@35
    33
#include <ctype.h>
krh@54
    34
#include <fnmatch.h>
krh@0
    35
krh@27
    36
#include "razor.h"
krh@91
    37
#include "razor-internal.h"
danw@115
    38
#include "types.h"
krh@30
    39
krh@30
    40
struct razor_set_section {
danw@108
    41
	uint32_t type;
danw@108
    42
	uint32_t offset;
danw@108
    43
	uint32_t size;
krh@30
    44
};
krh@30
    45
krh@30
    46
struct razor_set_header {
danw@108
    47
	uint32_t magic;
danw@108
    48
	uint32_t version;
krh@30
    49
	struct razor_set_section sections[0];
krh@30
    50
};
krh@30
    51
krh@30
    52
#define RAZOR_MAGIC 0x7a7a7a7a
krh@30
    53
#define RAZOR_VERSION 1
krh@30
    54
krh@66
    55
#define RAZOR_STRING_POOL	0
krh@66
    56
#define RAZOR_PACKAGES		1
krh@66
    57
#define RAZOR_PROPERTIES	2
krh@66
    58
#define RAZOR_FILES		3
krh@66
    59
#define RAZOR_PACKAGE_POOL	4
krh@66
    60
#define RAZOR_PROPERTY_POOL	5
krh@66
    61
#define RAZOR_FILE_POOL		6
krh@30
    62
krh@30
    63
struct razor_package {
danw@120
    64
	uint name  : 24;
danw@120
    65
	uint flags : 8;
danw@108
    66
	uint32_t version;
krh@192
    67
	uint32_t arch;
danw@117
    68
	struct list_head properties;
danw@117
    69
	struct list_head files;
krh@30
    70
};
krh@30
    71
krh@30
    72
struct razor_property {
danw@119
    73
	uint name  : 24;
danw@119
    74
	uint flags : 6;
danw@162
    75
	enum razor_property_type type : 2;
danw@162
    76
	enum razor_version_relation relation : 32;
danw@108
    77
	uint32_t version;
danw@117
    78
	struct list_head packages;
krh@30
    79
};
krh@30
    80
krh@48
    81
struct razor_entry {
danw@120
    82
	uint name  : 24;
danw@120
    83
	uint flags : 8;
danw@108
    84
	uint32_t start;
danw@117
    85
	struct list_head packages;
krh@48
    86
};
krh@48
    87
danw@120
    88
#define RAZOR_ENTRY_LAST	0x80
danw@120
    89
krh@30
    90
struct razor_set {
krh@30
    91
	struct array string_pool;
krh@30
    92
 	struct array packages;
krh@66
    93
 	struct array properties;
krh@56
    94
 	struct array files;
krh@56
    95
	struct array package_pool;
krh@66
    96
 	struct array property_pool;
krh@56
    97
 	struct array file_pool;
krh@30
    98
	struct razor_set_header *header;
krh@30
    99
};
krh@30
   100
krh@52
   101
struct import_entry {
danw@108
   102
	uint32_t package;
krh@52
   103
	char *name;
krh@52
   104
};
krh@52
   105
krh@52
   106
struct import_directory {
danw@108
   107
	uint32_t name, count;
krh@52
   108
	struct array files;
krh@52
   109
	struct array packages;
krh@52
   110
	struct import_directory *last;
krh@52
   111
};
krh@52
   112
krh@30
   113
struct razor_importer {
krh@30
   114
	struct razor_set *set;
krh@78
   115
	struct hashtable table;
krh@30
   116
	struct razor_package *package;
krh@66
   117
	struct array properties;
krh@48
   118
	struct array files;
danw@159
   119
	struct array file_requires;
krh@30
   120
};
krh@30
   121
krh@0
   122
static void *
krh@0
   123
zalloc(size_t size)
krh@0
   124
{
krh@0
   125
	void *p;
krh@0
   126
krh@0
   127
	p = malloc(size);
krh@0
   128
	memset(p, 0, size);
krh@0
   129
krh@0
   130
	return p;
krh@0
   131
}
krh@0
   132
krh@19
   133
struct razor_set_section razor_sections[] = {
krh@56
   134
	{ RAZOR_STRING_POOL,	offsetof(struct razor_set, string_pool) },
krh@19
   135
	{ RAZOR_PACKAGES,	offsetof(struct razor_set, packages) },
krh@66
   136
	{ RAZOR_PROPERTIES,	offsetof(struct razor_set, properties) },
krh@56
   137
	{ RAZOR_FILES,		offsetof(struct razor_set, files) },
krh@39
   138
	{ RAZOR_PACKAGE_POOL,	offsetof(struct razor_set, package_pool) },
krh@66
   139
	{ RAZOR_PROPERTY_POOL,	offsetof(struct razor_set, property_pool) },
krh@56
   140
	{ RAZOR_FILE_POOL,	offsetof(struct razor_set, file_pool) },
krh@19
   141
};
krh@19
   142
krh@4
   143
struct razor_set *
krh@4
   144
razor_set_create(void)
krh@0
   145
{
krh@150
   146
	struct razor_set *set;
krh@150
   147
	struct razor_entry *e;
danw@167
   148
	char *empty;
krh@150
   149
krh@150
   150
	set = zalloc(sizeof *set);
krh@150
   151
krh@150
   152
	e = array_add(&set->files, sizeof *e);
danw@167
   153
	empty = array_add(&set->string_pool, 1);
danw@167
   154
	*empty = '\0';
krh@150
   155
	e->name = 0;
krh@150
   156
	e->flags = RAZOR_ENTRY_LAST;
krh@150
   157
	e->start = 0;
krh@150
   158
	list_set_empty(&e->packages);
krh@150
   159
krh@150
   160
	return set;
krh@0
   161
}
krh@0
   162
krh@4
   163
struct razor_set *
krh@4
   164
razor_set_open(const char *filename)
krh@0
   165
{
krh@4
   166
	struct razor_set *set;
krh@19
   167
	struct razor_set_section *s;
krh@0
   168
	struct stat stat;
krh@19
   169
	struct array *array;
krh@19
   170
	int fd;
krh@0
   171
krh@4
   172
	set = zalloc(sizeof *set);
krh@0
   173
	fd = open(filename, O_RDONLY);
krh@0
   174
	if (fstat(fd, &stat) < 0)
krh@0
   175
		return NULL;
krh@4
   176
	set->header = mmap(NULL, stat.st_size, PROT_READ, MAP_PRIVATE, fd, 0);
krh@4
   177
	if (set->header == MAP_FAILED) {
krh@4
   178
		free(set);
krh@0
   179
		return NULL;
krh@0
   180
	}
krh@0
   181
krh@19
   182
	for (s = set->header->sections; ~s->type; s++) {
krh@19
   183
		if (s->type >= ARRAY_SIZE(razor_sections))
krh@19
   184
			continue;
krh@19
   185
		if (s->type != razor_sections[s->type].type)
krh@19
   186
			continue;
krh@19
   187
		array = (void *) set + razor_sections[s->type].offset;
krh@19
   188
		array->data = (void *) set->header + s->offset;
krh@19
   189
		array->size = s->size;
krh@19
   190
		array->alloc = s->size;
krh@0
   191
	}
krh@0
   192
	close(fd);
krh@0
   193
krh@4
   194
	return set;
krh@0
   195
}
krh@0
   196
krh@0
   197
void
krh@4
   198
razor_set_destroy(struct razor_set *set)
krh@0
   199
{
krh@0
   200
	unsigned int size;
krh@19
   201
	struct array *a;
krh@0
   202
	int i;
krh@0
   203
krh@4
   204
	if (set->header) {
krh@4
   205
		for (i = 0; set->header->sections[i].type; i++)
krh@0
   206
			;
krh@4
   207
		size = set->header->sections[i].type;
krh@4
   208
		munmap(set->header, size);
krh@0
   209
	} else {
krh@19
   210
		for (i = 0; i < ARRAY_SIZE(razor_sections); i++) {
krh@19
   211
			a = (void *) set + razor_sections[i].offset;
krh@19
   212
			free(a->data);
krh@19
   213
		}
krh@0
   214
	}
krh@0
   215
krh@4
   216
	free(set);
krh@0
   217
}
krh@0
   218
krh@43
   219
int
krh@197
   220
razor_set_write_to_fd(struct razor_set *set, int fd)
krh@0
   221
{
krh@0
   222
	char data[4096];
krh@4
   223
	struct razor_set_header *header = (struct razor_set_header *) data;
krh@19
   224
	struct array *a;
danw@108
   225
	uint32_t offset;
krh@197
   226
	int i;
krh@0
   227
krh@0
   228
	memset(data, 0, sizeof data);
krh@4
   229
	header->magic = RAZOR_MAGIC;
krh@4
   230
	header->version = RAZOR_VERSION;
krh@17
   231
	offset = sizeof data;
krh@0
   232
krh@19
   233
	for (i = 0; i < ARRAY_SIZE(razor_sections); i++) {
krh@19
   234
		if (razor_sections[i].type != i)
krh@19
   235
			continue;
krh@19
   236
		a = (void *) set + razor_sections[i].offset;
krh@19
   237
		header->sections[i].type = i;
krh@17
   238
		header->sections[i].offset = offset;
krh@19
   239
		header->sections[i].size = a->size;
krh@91
   240
		offset += ALIGN(a->size, 4096);
krh@17
   241
	}
krh@0
   242
krh@19
   243
	header->sections[i].type = ~0;
krh@17
   244
	header->sections[i].offset = 0;
krh@17
   245
	header->sections[i].size = 0;
krh@10
   246
krh@91
   247
	razor_write(fd, data, sizeof data);
danw@113
   248
	memset(data, 0, sizeof data);
krh@19
   249
	for (i = 0; i < ARRAY_SIZE(razor_sections); i++) {
krh@19
   250
		if (razor_sections[i].type != i)
krh@19
   251
			continue;
krh@19
   252
		a = (void *) set + razor_sections[i].offset;
danw@113
   253
		razor_write(fd, a->data, a->size);
danw@113
   254
		razor_write(fd, data, ALIGN(a->size, 4096) - a->size);
krh@19
   255
	}
krh@17
   256
krh@0
   257
	return 0;
krh@0
   258
}
krh@0
   259
krh@197
   260
int
krh@197
   261
razor_set_write(struct razor_set *set, const char *filename)
krh@197
   262
{
krh@197
   263
	int fd, status;
krh@197
   264
krh@197
   265
	fd = open(filename, O_CREAT | O_WRONLY | O_TRUNC, 0666);
krh@197
   266
	if (fd < 0)
krh@197
   267
		return -1;
krh@197
   268
krh@197
   269
	status = razor_set_write_to_fd(set, fd);
krh@197
   270
	if (status) {
krh@197
   271
	    close(fd);
krh@197
   272
	    return status;
krh@197
   273
	}
krh@197
   274
krh@197
   275
	return close(fd);
krh@197
   276
}
krh@197
   277
krh@27
   278
void
danw@143
   279
razor_build_evr(char *evr_buf, int size, const char *epoch,
danw@143
   280
		const char *version, const char *release)
danw@143
   281
{
danw@143
   282
	int len;
danw@143
   283
danw@143
   284
	if (!version || !*version) {
danw@143
   285
		*evr_buf = '\0';
danw@143
   286
		return;
danw@143
   287
	}
danw@143
   288
danw@143
   289
	if (epoch && *epoch && strcmp(epoch, "0") != 0) {
danw@143
   290
		len = snprintf(evr_buf, size, "%s:", epoch);
danw@143
   291
		evr_buf += len;
danw@143
   292
		size -= len;
danw@143
   293
	}
danw@143
   294
	len = snprintf(evr_buf, size, "%s", version);
danw@143
   295
	evr_buf += len;
danw@143
   296
	size -= len;
danw@143
   297
	if (release && *release)
danw@143
   298
		snprintf(evr_buf, size, "-%s", release);
danw@143
   299
}
danw@143
   300
danw@143
   301
void
krh@30
   302
razor_importer_begin_package(struct razor_importer *importer,
krh@192
   303
			     const char *name,
krh@192
   304
			     const char *version,
krh@192
   305
			     const char *arch)
krh@13
   306
{
krh@25
   307
	struct razor_package *p;
krh@13
   308
krh@30
   309
	p = array_add(&importer->set->packages, sizeof *p);
krh@95
   310
	p->name = hashtable_tokenize(&importer->table, name);
danw@120
   311
	p->flags = 0;
krh@95
   312
	p->version = hashtable_tokenize(&importer->table, version);
krh@192
   313
	p->arch = hashtable_tokenize(&importer->table, arch);
krh@13
   314
krh@30
   315
	importer->package = p;
krh@66
   316
	array_init(&importer->properties);
krh@13
   317
}
krh@13
   318
krh@13
   319
void
krh@30
   320
razor_importer_finish_package(struct razor_importer *importer)
krh@13
   321
{
danw@117
   322
	list_set_array(&importer->package->properties,
danw@117
   323
		       &importer->set->property_pool,
danw@124
   324
		       &importer->properties,
danw@124
   325
		       1);
krh@13
   326
krh@66
   327
	array_release(&importer->properties);
krh@13
   328
}
krh@13
   329
krh@66
   330
void
krh@30
   331
razor_importer_add_property(struct razor_importer *importer,
danw@109
   332
			    const char *name,
danw@109
   333
			    enum razor_version_relation relation,
danw@109
   334
			    const char *version,
krh@66
   335
			    enum razor_property_type type)
krh@13
   336
{
krh@25
   337
	struct razor_property *p;
danw@108
   338
	uint32_t *r;
krh@13
   339
krh@66
   340
	p = array_add(&importer->set->properties, sizeof *p);
danw@119
   341
	p->name = hashtable_tokenize(&importer->table, name);
danw@119
   342
	p->flags = 0;
danw@119
   343
	p->type = type;
danw@109
   344
	p->relation = relation;
krh@95
   345
	p->version = hashtable_tokenize(&importer->table, version);
danw@117
   346
	list_set_ptr(&p->packages, importer->package -
danw@117
   347
		     (struct razor_package *) importer->set->packages.data);
krh@13
   348
krh@66
   349
	r = array_add(&importer->properties, sizeof *r);
krh@66
   350
	*r = p - (struct razor_property *) importer->set->properties.data;
danw@159
   351
danw@159
   352
	if (type == RAZOR_PROPERTY_REQUIRES && *name == '/') {
danw@159
   353
		r = array_add(&importer->file_requires, sizeof *r);
danw@159
   354
		*r = p->name;
danw@159
   355
	}
krh@30
   356
}
krh@30
   357
krh@46
   358
void
krh@46
   359
razor_importer_add_file(struct razor_importer *importer, const char *name)
krh@46
   360
{
krh@52
   361
	struct import_entry *e;
krh@48
   362
krh@52
   363
	e = array_add(&importer->files, sizeof *e);
krh@52
   364
krh@52
   365
	e->package = importer->package -
krh@52
   366
		(struct razor_package *) importer->set->packages.data;
krh@52
   367
	e->name = strdup(name);
krh@46
   368
}
krh@46
   369
krh@30
   370
struct razor_importer *
krh@30
   371
razor_importer_new(void)
krh@30
   372
{
krh@30
   373
	struct razor_importer *importer;
krh@30
   374
krh@30
   375
	importer = zalloc(sizeof *importer);
krh@30
   376
	importer->set = razor_set_create();
krh@78
   377
	hashtable_init(&importer->table, &importer->set->string_pool);
krh@30
   378
krh@30
   379
	return importer;
krh@9
   380
}
krh@9
   381
krh@75
   382
/* Destroy an importer without creating the set. */
krh@75
   383
void
krh@75
   384
razor_importer_destroy(struct razor_importer *importer)
krh@75
   385
{
krh@75
   386
	/* FIXME: write this */
krh@75
   387
}
krh@75
   388
krh@9
   389
static int
krh@35
   390
versioncmp(const char *s1, const char *s2)
krh@35
   391
{
krh@35
   392
	const char *p1, *p2;
krh@35
   393
	long n1, n2;
krh@35
   394
	int res;
krh@35
   395
danw@153
   396
	n1 = strtol(s1, (char **) &p1, 10);
danw@153
   397
	n2 = strtol(s2, (char **) &p2, 10);
krh@35
   398
krh@35
   399
	/* Epoch; if one but not the other has an epoch set, default
krh@35
   400
	 * the epoch-less version to 0. */
krh@35
   401
	res = (*p1 == ':') - (*p2 == ':');
krh@35
   402
	if (res < 0) {
krh@35
   403
		n1 = 0;
krh@35
   404
		p1 = s1;
krh@35
   405
		p2++;
krh@35
   406
	} else if (res > 0) {
krh@35
   407
		p1++;
krh@35
   408
		n2 = 0;
krh@35
   409
		p2 = s2;
krh@35
   410
	}
krh@35
   411
krh@35
   412
	if (n1 != n2)
krh@35
   413
		return n1 - n2;
krh@35
   414
	while (*p1 && *p2) {
krh@35
   415
		if (*p1 != *p2)
krh@35
   416
			return *p1 - *p2;
krh@35
   417
		p1++;
krh@35
   418
		p2++;
krh@35
   419
		if (isdigit(*p1) && isdigit(*p2))
krh@35
   420
			return versioncmp(p1, p2);
krh@35
   421
	}
krh@35
   422
krh@35
   423
	return *p1 - *p2;
krh@35
   424
}
krh@35
   425
krh@35
   426
static int
krh@22
   427
compare_packages(const void *p1, const void *p2, void *data)
krh@9
   428
{
krh@25
   429
	const struct razor_package *pkg1 = p1, *pkg2 = p2;
krh@22
   430
	struct razor_set *set = data;
krh@22
   431
	char *pool = set->string_pool.data;
krh@9
   432
danw@120
   433
	/* FIXME: what if the flags are different? */
krh@23
   434
	if (pkg1->name == pkg2->name)
krh@35
   435
		return versioncmp(&pool[pkg1->version], &pool[pkg2->version]);
krh@23
   436
	else
krh@23
   437
		return strcmp(&pool[pkg1->name], &pool[pkg2->name]);
krh@9
   438
}
krh@9
   439
krh@9
   440
static int
krh@22
   441
compare_properties(const void *p1, const void *p2, void *data)
krh@9
   442
{
krh@25
   443
	const struct razor_property *prop1 = p1, *prop2 = p2;
krh@22
   444
	struct razor_set *set = data;
krh@22
   445
	char *pool = set->string_pool.data;
krh@9
   446
danw@119
   447
	if (prop1->name != prop2->name) 
danw@119
   448
		return strcmp(&pool[prop1->name], &pool[prop2->name]);
danw@119
   449
	else if (prop1->type != prop2->type)
danw@119
   450
		return prop1->type - prop2->type;
danw@119
   451
	else if (prop1->relation != prop2->relation)
danw@119
   452
		return prop1->relation - prop2->relation;
krh@12
   453
	else
danw@119
   454
		return versioncmp(&pool[prop1->version], &pool[prop2->version]);
krh@9
   455
}
krh@9
   456
danw@108
   457
static uint32_t *
krh@66
   458
uniqueify_properties(struct razor_set *set)
krh@9
   459
{
krh@25
   460
	struct razor_property *rp, *up, *rp_end;
krh@18
   461
	struct array *pkgs, *p;
danw@117
   462
	struct list_head *r;
danw@117
   463
	uint32_t *map, *rmap;
krh@18
   464
	int i, count, unique;
krh@9
   465
krh@66
   466
	count = set->properties.size / sizeof(struct razor_property);
krh@186
   467
	map = razor_qsort_with_data(set->properties.data,
krh@186
   468
				    count,
krh@186
   469
				    sizeof(struct razor_property),
krh@186
   470
				    compare_properties,
krh@186
   471
				    set);
krh@9
   472
krh@66
   473
	rp_end = set->properties.data + set->properties.size;
krh@25
   474
	rmap = malloc(count * sizeof *map);
krh@25
   475
	pkgs = zalloc(count * sizeof *pkgs);
krh@66
   476
	for (rp = set->properties.data, up = rp, i = 0; rp < rp_end; rp++, i++) {
danw@119
   477
		if (rp->name != up->name || rp->type != up->type ||
danw@119
   478
		    rp->relation != up->relation || rp->version != up->version) {
krh@25
   479
			up++;
krh@25
   480
			up->name = rp->name;
danw@119
   481
			up->flags = 0;
danw@119
   482
			up->type = rp->type;
danw@109
   483
			up->relation = rp->relation;
krh@25
   484
			up->version = rp->version;
krh@10
   485
		}
krh@25
   486
krh@66
   487
		unique = up - (struct razor_property *) set->properties.data;
krh@25
   488
		rmap[map[i]] = unique;
krh@25
   489
		r = array_add(&pkgs[unique], sizeof *r);
krh@25
   490
		*r = rp->packages;
krh@10
   491
	}
krh@25
   492
	free(map);
krh@9
   493
danw@124
   494
	if (up != rp)
danw@124
   495
		up++;
krh@66
   496
	set->properties.size = (void *) up - set->properties.data;
krh@25
   497
	rp_end = up;
krh@66
   498
	for (rp = set->properties.data, p = pkgs; rp < rp_end; rp++, p++) {
danw@124
   499
		list_set_array(&rp->packages, &set->package_pool, p, 0);
krh@25
   500
		array_release(p);
krh@18
   501
	}
krh@18
   502
krh@18
   503
	free(pkgs);
krh@18
   504
krh@25
   505
	return rmap;
krh@10
   506
}
krh@10
   507
krh@48
   508
static int
krh@48
   509
compare_filenames(const void *p1, const void *p2, void *data)
krh@48
   510
{
krh@52
   511
	const struct import_entry *e1 = p1;
krh@52
   512
	const struct import_entry *e2 = p2;
danw@126
   513
	const char *n1 = e1->name;
danw@126
   514
	const char *n2 = e2->name;
krh@48
   515
danw@126
   516
	/* Need to make sure that the contents of a directory
danw@126
   517
	 * are sorted immediately after it. So "foo/bar" has to
danw@126
   518
	 * sort before "foo.conf"
danw@126
   519
	 *
danw@126
   520
	 * FIXME: this is about 60% slower than strcmp
danw@126
   521
	 */
danw@126
   522
	while (*n1 && *n2) {
danw@126
   523
		if (*n1 < *n2)
danw@126
   524
			return *n2 == '/' ? 1 : -1;
danw@126
   525
		else if (*n1 > *n2)
danw@126
   526
			return *n1 == '/' ? -1 : 1;
danw@126
   527
		n1++;
danw@126
   528
		n2++;
danw@126
   529
	}
danw@126
   530
	if (*n1)
danw@126
   531
		return 1;
danw@126
   532
	else if (*n2)
danw@126
   533
		return -1;
danw@126
   534
	else
danw@126
   535
		return 0;
krh@48
   536
}
krh@48
   537
krh@48
   538
static void
krh@52
   539
count_entries(struct import_directory *d)
krh@48
   540
{
krh@52
   541
	struct import_directory *p, *end;
krh@48
   542
krh@48
   543
	p = d->files.data;
krh@48
   544
	end = d->files.data + d->files.size;
krh@48
   545
	d->count = 0;
krh@48
   546
	while (p < end) {
krh@48
   547
		count_entries(p);
krh@48
   548
		d->count += p->count + 1;
krh@48
   549
		p++;
krh@48
   550
	}		
krh@48
   551
}
krh@48
   552
krh@48
   553
static void
krh@52
   554
serialize_files(struct razor_set *set,
krh@52
   555
		struct import_directory *d, struct array *array)
krh@48
   556
{
krh@52
   557
	struct import_directory *p, *end;
krh@56
   558
	struct razor_entry *e = NULL;
danw@114
   559
	uint32_t s;
krh@48
   560
krh@48
   561
	p = d->files.data;
krh@48
   562
	end = d->files.data + d->files.size;
krh@48
   563
	s = array->size / sizeof *e + d->files.size / sizeof *p;
krh@48
   564
	while (p < end) {
krh@48
   565
		e = array_add(array, sizeof *e);
krh@48
   566
		e->name = p->name;
danw@120
   567
		e->flags = 0;
krh@56
   568
		e->start = p->count > 0 ? s : 0;
krh@48
   569
		s += p->count;
krh@60
   570
danw@124
   571
		list_set_array(&e->packages, &set->package_pool, &p->packages, 0);
krh@52
   572
		array_release(&p->packages);
krh@48
   573
		p++;
krh@48
   574
	}		
krh@56
   575
	if (e != NULL)
danw@120
   576
		e->flags |= RAZOR_ENTRY_LAST;
krh@48
   577
krh@48
   578
	p = d->files.data;
krh@48
   579
	end = d->files.data + d->files.size;
krh@48
   580
	while (p < end) {
krh@52
   581
		serialize_files(set, p, array);
krh@48
   582
		p++;
krh@48
   583
	}
krh@48
   584
}
krh@48
   585
krh@48
   586
static void
danw@108
   587
remap_property_package_links(struct array *properties, uint32_t *rmap)
krh@61
   588
{
krh@61
   589
	struct razor_property *p, *end;
krh@61
   590
krh@61
   591
	end = properties->data + properties->size;
krh@61
   592
	for (p = properties->data; p < end; p++)
danw@117
   593
		list_remap_head(&p->packages, rmap);
krh@61
   594
}
krh@61
   595
krh@61
   596
static void
krh@48
   597
build_file_tree(struct razor_importer *importer)
krh@48
   598
{
krh@48
   599
	int count, i, length;
krh@52
   600
	struct import_entry *filenames;
krh@52
   601
	char *f, *end;
danw@108
   602
	uint32_t name, *r;
krh@48
   603
	char dirname[256];
krh@52
   604
	struct import_directory *d, root;
krh@48
   605
	struct razor_entry *e;
krh@48
   606
krh@52
   607
	count = importer->files.size / sizeof (struct import_entry);
krh@186
   608
	razor_qsort_with_data(importer->files.data,
krh@186
   609
			      count,
krh@186
   610
			      sizeof (struct import_entry),
krh@186
   611
			      compare_filenames,
krh@186
   612
			      NULL);
krh@48
   613
krh@95
   614
	root.name = hashtable_tokenize(&importer->table, "");
krh@48
   615
	array_init(&root.files);
krh@52
   616
	array_init(&root.packages);
krh@48
   617
	root.last = NULL;
krh@48
   618
krh@48
   619
	filenames = importer->files.data;
krh@48
   620
	for (i = 0; i < count; i++) {
krh@52
   621
		f = filenames[i].name;
krh@48
   622
		if (*f != '/')
krh@48
   623
			continue;
krh@57
   624
		f++;
krh@48
   625
krh@48
   626
		d = &root;
krh@48
   627
		while (*f) {
krh@57
   628
			end = strchr(f, '/');
krh@48
   629
			if (end == NULL)
krh@48
   630
				end = f + strlen(f);
krh@57
   631
			length = end - f;
krh@57
   632
			memcpy(dirname, f, length);
krh@48
   633
			dirname[length] ='\0';
krh@95
   634
			name = hashtable_tokenize(&importer->table, dirname);
krh@48
   635
			if (d->last == NULL || d->last->name != name) {
krh@48
   636
				d->last = array_add(&d->files, sizeof *d);
krh@48
   637
				d->last->name = name;
krh@48
   638
				d->last->last = NULL;
krh@48
   639
				array_init(&d->last->files);
krh@52
   640
				array_init(&d->last->packages);
krh@48
   641
			}
krh@48
   642
			d = d->last;				
krh@57
   643
			f = end + 1;
krh@57
   644
			if (*end == '\0')
krh@57
   645
				break;
krh@48
   646
		}
krh@48
   647
krh@52
   648
		r = array_add(&d->packages, sizeof *r);
krh@52
   649
		*r = filenames[i].package;
krh@52
   650
		free(filenames[i].name);
krh@48
   651
	}
krh@48
   652
krh@48
   653
	count_entries(&root);
krh@150
   654
	e = importer->set->files.data;
danw@120
   655
	e->name = root.name;
danw@120
   656
	e->flags = RAZOR_ENTRY_LAST;
danw@129
   657
	e->start = importer->files.size ? 1 : 0;
danw@117
   658
	list_set_empty(&e->packages);
krh@48
   659
krh@56
   660
	serialize_files(importer->set, &root, &importer->set->files);
krh@48
   661
krh@48
   662
	array_release(&importer->files);
krh@48
   663
}
krh@48
   664
danw@159
   665
static struct razor_entry *
danw@159
   666
find_entry(struct razor_set *set, struct razor_entry *dir, const char *pattern);
danw@159
   667
danw@159
   668
static void
danw@159
   669
list_to_array(struct list *list, struct array *array)
danw@159
   670
{
danw@159
   671
	uint32_t *item;
danw@159
   672
danw@159
   673
	while (list) {
danw@159
   674
		 item = array_add(array, sizeof *item);
danw@159
   675
		 *item = list->data;
danw@159
   676
		 list = list_next(list);
danw@159
   677
	}
danw@159
   678
}
danw@159
   679
danw@159
   680
static int
danw@159
   681
compare_file_requires(const void *p1, const void *p2, void *data)
danw@159
   682
{
danw@159
   683
	uint32_t *f1 = (void *)p1, *f2 = (void *)p2;
danw@159
   684
	const char *pool = data;
danw@159
   685
danw@159
   686
	return strcmp(&pool[*f1], &pool[*f2]);
danw@159
   687
}
danw@159
   688
danw@159
   689
static void
danw@159
   690
find_file_provides(struct razor_importer *importer)
danw@159
   691
{
danw@159
   692
	struct razor_property *prop;
danw@159
   693
	struct razor_entry *top, *entry;
danw@159
   694
	struct razor_package *packages;
danw@163
   695
	struct array pkgprops;
danw@163
   696
	struct list *pkg;
danw@163
   697
	uint32_t *req, *req_start, *req_end;
danw@163
   698
	uint32_t *map, *newprop;
danw@159
   699
	char *pool;
danw@159
   700
danw@159
   701
	pool = importer->set->string_pool.data;
danw@159
   702
	packages = importer->set->packages.data;
danw@159
   703
	top = importer->set->files.data;
danw@159
   704
danw@159
   705
	req = req_start = importer->file_requires.data;
danw@159
   706
	req_end = importer->file_requires.data + importer->file_requires.size;
krh@186
   707
	map = razor_qsort_with_data(req, req_end - req, sizeof *req,
krh@186
   708
				    compare_file_requires, pool);
danw@159
   709
	free(map);
danw@159
   710
danw@159
   711
	for (req = req_start; req < req_end; req++) {
danw@159
   712
		if (req > req_start && req[0] == req[-1])
danw@159
   713
			continue;
danw@159
   714
		entry = find_entry(importer->set, top, &pool[*req]);
danw@163
   715
		if (!entry)
danw@163
   716
			continue;
danw@163
   717
danw@163
   718
		for (pkg = list_first(&entry->packages, &importer->set->package_pool); pkg; pkg = list_next(pkg)) {
danw@159
   719
			prop = array_add(&importer->set->properties, sizeof *prop);
danw@159
   720
			prop->name = *req;
danw@159
   721
			prop->type = RAZOR_PROPERTY_PROVIDES;
danw@159
   722
			prop->relation = RAZOR_VERSION_EQUAL;
danw@159
   723
			prop->version = hashtable_tokenize(&importer->table, "");
danw@163
   724
			list_set_ptr(&prop->packages, pkg->data);
danw@163
   725
danw@163
   726
			/* Update property list of pkg */
danw@163
   727
			array_init(&pkgprops);
danw@163
   728
			list_to_array(list_first(&packages[pkg->data].properties, &importer->set->property_pool), &pkgprops);
danw@163
   729
			newprop = array_add(&pkgprops, sizeof *newprop);
danw@163
   730
			*newprop = prop - (struct razor_property *)importer->set->properties.data;
danw@163
   731
			list_set_array(&packages[pkg->data].properties, &importer->set->property_pool, &pkgprops, 1);
danw@163
   732
			array_release(&pkgprops);
danw@159
   733
		}
danw@159
   734
	}
danw@159
   735
danw@159
   736
	array_release(&importer->file_requires);
danw@159
   737
}
danw@159
   738
krh@56
   739
static void
danw@108
   740
build_package_file_lists(struct razor_set *set, uint32_t *rmap)
krh@54
   741
{
krh@56
   742
	struct razor_package *p, *packages;
krh@56
   743
	struct array *pkgs;
krh@54
   744
	struct razor_entry *e, *end;
danw@117
   745
	struct list *r;
danw@117
   746
	uint32_t *q;
krh@56
   747
	int i, count;
krh@54
   748
krh@56
   749
	count = set->packages.size / sizeof *p;
krh@56
   750
	pkgs = zalloc(count * sizeof *pkgs);
krh@54
   751
krh@56
   752
	end = set->files.data + set->files.size;
krh@92
   753
	for (e = set->files.data; e < end; e++) {
danw@117
   754
		list_remap_head(&e->packages, rmap);
danw@116
   755
		r = list_first(&e->packages, &set->package_pool);
danw@116
   756
		while (r) {
danw@117
   757
			q = array_add(&pkgs[r->data], sizeof *q);
krh@56
   758
			*q = e - (struct razor_entry *) set->files.data;
danw@116
   759
			r = list_next(r);
krh@54
   760
		}
krh@54
   761
	}
krh@54
   762
krh@56
   763
	packages = set->packages.data;
krh@56
   764
	for (i = 0; i < count; i++) {
danw@124
   765
		list_set_array(&packages[i].files, &set->file_pool, &pkgs[i], 0);
krh@56
   766
		array_release(&pkgs[i]);
krh@48
   767
	}
krh@56
   768
	free(pkgs);
krh@52
   769
}
krh@52
   770
krh@27
   771
struct razor_set *
krh@30
   772
razor_importer_finish(struct razor_importer *importer)
krh@9
   773
{
krh@30
   774
	struct razor_set *set;
danw@108
   775
	uint32_t *map, *rmap;
krh@39
   776
	int i, count;
krh@18
   777
danw@159
   778
	build_file_tree(importer);
danw@159
   779
	find_file_provides(importer);
danw@159
   780
krh@66
   781
	map = uniqueify_properties(importer->set);
danw@116
   782
	list_remap_pool(&importer->set->property_pool, map);
krh@39
   783
	free(map);
krh@25
   784
krh@30
   785
	count = importer->set->packages.size / sizeof(struct razor_package);
krh@186
   786
	map = razor_qsort_with_data(importer->set->packages.data,
krh@186
   787
				    count,
krh@186
   788
				    sizeof(struct razor_package),
krh@186
   789
				    compare_packages,
krh@186
   790
				    importer->set);
krh@39
   791
krh@39
   792
	rmap = malloc(count * sizeof *rmap);
krh@39
   793
	for (i = 0; i < count; i++)
krh@39
   794
		rmap[map[i]] = i;
krh@25
   795
	free(map);
krh@13
   796
danw@116
   797
	list_remap_pool(&importer->set->package_pool, rmap);
krh@60
   798
	build_package_file_lists(importer->set, rmap);
krh@66
   799
	remap_property_package_links(&importer->set->properties, rmap);
krh@52
   800
	free(rmap);
krh@48
   801
krh@30
   802
	set = importer->set;
krh@78
   803
	hashtable_release(&importer->table);
krh@30
   804
	free(importer);
krh@30
   805
krh@30
   806
	return set;
krh@9
   807
}
krh@9
   808
krh@92
   809
struct razor_package_iterator {
krh@92
   810
	struct razor_set *set;
krh@92
   811
	struct razor_package *package, *end;
danw@117
   812
	struct list *index;
krh@92
   813
};
krh@92
   814
danw@137
   815
static struct razor_package_iterator *
krh@101
   816
razor_package_iterator_create_with_index(struct razor_set *set,
danw@117
   817
					 struct list *index)
krh@3
   818
{
krh@92
   819
	struct razor_package_iterator *pi;
krh@92
   820
krh@92
   821
	pi = zalloc(sizeof *pi);
krh@92
   822
	pi->set = set;
krh@101
   823
	pi->index = index;
krh@92
   824
krh@92
   825
	return pi;
krh@92
   826
}
krh@92
   827
krh@101
   828
struct razor_package_iterator *
krh@101
   829
razor_package_iterator_create(struct razor_set *set)
krh@101
   830
{
danw@116
   831
	struct razor_package_iterator *pi;
danw@116
   832
danw@116
   833
	pi = zalloc(sizeof *pi);
danw@116
   834
	pi->set = set;
danw@116
   835
	pi->end = set->packages.data + set->packages.size;
danw@116
   836
	pi->package = set->packages.data;
danw@116
   837
danw@116
   838
	return pi;
krh@101
   839
}
krh@101
   840
krh@101
   841
struct razor_package_iterator *
krh@101
   842
razor_package_iterator_create_for_property(struct razor_set *set,
krh@101
   843
					   struct razor_property *property)
krh@101
   844
{
danw@117
   845
	struct list *index;
krh@101
   846
danw@116
   847
	index = list_first(&property->packages, &set->package_pool);
krh@101
   848
	return razor_package_iterator_create_with_index(set, index);
krh@101
   849
}
krh@101
   850
krh@92
   851
int
krh@92
   852
razor_package_iterator_next(struct razor_package_iterator *pi,
krh@92
   853
			    struct razor_package **package,
krh@192
   854
			    const char **name,
krh@192
   855
			    const char **version,
krh@192
   856
			    const char **arch)
krh@92
   857
{
krh@6
   858
	char *pool;
krh@101
   859
	int valid;
krh@101
   860
	struct razor_package *p, *packages;
krh@3
   861
danw@116
   862
	if (pi->package) {
krh@101
   863
		p = pi->package++;
krh@101
   864
		valid = p < pi->end;
danw@116
   865
	} else if (pi->index) {
danw@116
   866
		packages = pi->set->packages.data;
danw@117
   867
		p = &packages[pi->index->data];
danw@116
   868
		pi->index = list_next(pi->index);
danw@116
   869
		valid = 1;
danw@116
   870
	} else
danw@116
   871
		valid = 0;
krh@92
   872
krh@101
   873
	if (valid) {
krh@101
   874
		pool = pi->set->string_pool.data;
krh@101
   875
		*package = p;
danw@120
   876
		*name = &pool[p->name];
krh@101
   877
		*version = &pool[p->version];
krh@192
   878
		*arch = &pool[p->arch];
krh@101
   879
	} else {
krh@101
   880
		*package = NULL;
krh@101
   881
	}
krh@101
   882
krh@101
   883
	return valid;
krh@92
   884
}
krh@92
   885
krh@92
   886
void
krh@92
   887
razor_package_iterator_destroy(struct razor_package_iterator *pi)
krh@92
   888
{
krh@92
   889
	free(pi);
krh@3
   890
}
krh@3
   891
krh@10
   892
struct razor_package *
krh@10
   893
razor_set_get_package(struct razor_set *set, const char *package)
krh@10
   894
{
krh@97
   895
	struct razor_package_iterator *pi;
krh@97
   896
	struct razor_package *p;
krh@192
   897
	const char *name, *version, *arch;
krh@97
   898
krh@97
   899
	pi = razor_package_iterator_create(set);
krh@192
   900
	while (razor_package_iterator_next(pi, &p, &name, &version, &arch)) {
krh@97
   901
		if (strcmp(package, name) == 0)
krh@97
   902
			break;
krh@97
   903
	}
krh@97
   904
	razor_package_iterator_destroy(pi);
krh@97
   905
krh@97
   906
	return p;
krh@10
   907
}
krh@10
   908
krh@92
   909
struct razor_property_iterator {
krh@92
   910
	struct razor_set *set;
krh@92
   911
	struct razor_property *property, *end;
danw@117
   912
	struct list *index;
krh@92
   913
};
krh@92
   914
krh@92
   915
struct razor_property_iterator *
krh@92
   916
razor_property_iterator_create(struct razor_set *set,
krh@92
   917
			       struct razor_package *package)
krh@92
   918
{
krh@92
   919
	struct razor_property_iterator *pi;
krh@92
   920
krh@92
   921
	pi = zalloc(sizeof *pi);
krh@92
   922
	pi->set = set;
krh@98
   923
danw@116
   924
	if (package) {
danw@117
   925
		pi->index = list_first(&package->properties,
danw@117
   926
				       &set->property_pool);
danw@116
   927
	} else {
danw@116
   928
		pi->property = set->properties.data;
danw@116
   929
		pi->end = set->properties.data + set->properties.size;
danw@116
   930
	}
krh@92
   931
krh@92
   932
	return pi;
krh@92
   933
}
krh@92
   934
krh@92
   935
int
krh@92
   936
razor_property_iterator_next(struct razor_property_iterator *pi,
krh@92
   937
			     struct razor_property **property,
danw@109
   938
			     const char **name,
danw@109
   939
			     enum razor_version_relation *relation,
danw@109
   940
			     const char **version,
krh@92
   941
			     enum razor_property_type *type)
krh@92
   942
{
krh@92
   943
	char *pool;
krh@92
   944
	int valid;
krh@92
   945
	struct razor_property *p, *properties;
krh@92
   946
danw@116
   947
	if (pi->property) {
krh@92
   948
		p = pi->property++;
krh@92
   949
		valid = p < pi->end;
danw@116
   950
	} else if (pi->index) {
danw@116
   951
		properties = pi->set->properties.data;
danw@117
   952
		p = &properties[pi->index->data];
danw@116
   953
		pi->index = list_next(pi->index);
danw@116
   954
		valid = 1;
danw@116
   955
	} else
danw@116
   956
		valid = 0;
krh@92
   957
krh@96
   958
	if (valid) {
krh@96
   959
		pool = pi->set->string_pool.data;
krh@96
   960
		*property = p;
danw@119
   961
		*name = &pool[p->name];
danw@109
   962
		*relation = p->relation;
krh@96
   963
		*version = &pool[p->version];
danw@119
   964
		*type = p->type;
krh@96
   965
	} else {
krh@96
   966
		*property = NULL;
krh@96
   967
	}
krh@92
   968
krh@92
   969
	return valid;
krh@92
   970
}
krh@92
   971
krh@66
   972
void
krh@92
   973
razor_property_iterator_destroy(struct razor_property_iterator *pi)
krh@8
   974
{
krh@92
   975
	free(pi);
krh@10
   976
}
krh@10
   977
krh@56
   978
static struct razor_entry *
krh@56
   979
find_entry(struct razor_set *set, struct razor_entry *dir, const char *pattern)
krh@56
   980
{
krh@56
   981
	struct razor_entry *e;
krh@56
   982
	const char *n, *pool = set->string_pool.data;
krh@56
   983
	int len;
krh@56
   984
krh@56
   985
	e = (struct razor_entry *) set->files.data + dir->start;
krh@56
   986
	do {
danw@120
   987
		n = pool + e->name;
krh@56
   988
		if (strcmp(pattern + 1, n) == 0)
krh@56
   989
			return e;
krh@57
   990
		len = strlen(n);
krh@56
   991
		if (e->start != 0 && strncmp(pattern + 1, n, len) == 0 &&
krh@56
   992
		    pattern[len + 1] == '/') {
krh@56
   993
			return find_entry(set, e, pattern + len + 1);
krh@56
   994
		}
danw@120
   995
	} while (!((e++)->flags & RAZOR_ENTRY_LAST));
krh@56
   996
krh@56
   997
	return NULL;
krh@56
   998
}
krh@56
   999
krh@56
  1000
static void
krh@56
  1001
list_dir(struct razor_set *set, struct razor_entry *dir,
danw@127
  1002
	 char *prefix, const char *pattern)
krh@56
  1003
{
krh@56
  1004
	struct razor_entry *e;
krh@56
  1005
	const char *n, *pool = set->string_pool.data;
krh@56
  1006
krh@56
  1007
	e = (struct razor_entry *) set->files.data + dir->start;
krh@56
  1008
	do {
danw@120
  1009
		n = pool + e->name;
krh@56
  1010
		if (pattern && pattern[0] && fnmatch(pattern, n, 0) != 0)
krh@56
  1011
			continue;
danw@127
  1012
		printf("%s/%s\n", prefix, n);
danw@127
  1013
		if (e->start) {
danw@127
  1014
			char *sub = prefix + strlen (prefix);
danw@127
  1015
			*sub = '/';
danw@127
  1016
			strcpy (sub + 1, n);
danw@127
  1017
			list_dir(set, e, prefix, pattern);
danw@127
  1018
			*sub = '\0';
danw@127
  1019
		}
danw@120
  1020
	} while (!((e++)->flags & RAZOR_ENTRY_LAST));
krh@56
  1021
}
krh@56
  1022
krh@56
  1023
void
krh@56
  1024
razor_set_list_files(struct razor_set *set, const char *pattern)
krh@56
  1025
{
krh@56
  1026
	struct razor_entry *e;
krh@56
  1027
	char buffer[512], *p, *base;
krh@56
  1028
danw@127
  1029
	if (pattern == NULL || !strcmp (pattern, "/")) {
danw@127
  1030
		buffer[0] = '\0';
danw@127
  1031
		list_dir(set, set->files.data, buffer, NULL);
danw@127
  1032
		return;
danw@127
  1033
	}
krh@56
  1034
krh@56
  1035
	strcpy(buffer, pattern);
krh@56
  1036
	e = find_entry(set, set->files.data, buffer);
krh@56
  1037
	if (e && e->start > 0) {
krh@56
  1038
		base = NULL;
krh@56
  1039
	} else {
krh@56
  1040
		p = strrchr(buffer, '/');
krh@56
  1041
		if (p) {
krh@56
  1042
			*p = '\0';
krh@56
  1043
			base = p + 1;
krh@56
  1044
		} else {
krh@56
  1045
			base = NULL;
krh@56
  1046
		}
krh@56
  1047
	}
krh@56
  1048
	e = find_entry(set, set->files.data, buffer);
krh@56
  1049
	if (e->start != 0)
krh@56
  1050
		list_dir(set, e, buffer, base);
krh@56
  1051
}
krh@56
  1052
krh@102
  1053
struct razor_package_iterator *
krh@102
  1054
razor_package_iterator_create_for_file(struct razor_set *set,
krh@102
  1055
				       const char *filename)
krh@56
  1056
{
krh@102
  1057
	struct razor_entry *entry;
danw@117
  1058
	struct list *index;
krh@56
  1059
krh@102
  1060
	entry = find_entry(set, set->files.data, filename);
krh@102
  1061
	if (entry == NULL)
krh@102
  1062
		return NULL;
krh@56
  1063
	
danw@116
  1064
	index = list_first(&entry->packages, &set->package_pool);
krh@102
  1065
	return razor_package_iterator_create_with_index(set, index);
krh@56
  1066
}
krh@56
  1067
danw@117
  1068
static struct list *
danw@117
  1069
list_package_files(struct razor_set *set, struct list *r,
danw@108
  1070
		   struct razor_entry *dir, uint32_t end,
krh@56
  1071
		   char *prefix)
krh@56
  1072
{
krh@56
  1073
	struct razor_entry *e, *f, *entries;
danw@108
  1074
	uint32_t next, file;
krh@56
  1075
	char *pool;
krh@56
  1076
	int len;
krh@56
  1077
	
krh@56
  1078
	entries = (struct razor_entry *) set->files.data;
krh@56
  1079
	pool = set->string_pool.data;
krh@56
  1080
krh@56
  1081
	e = entries + dir->start;
krh@56
  1082
	do {
danw@117
  1083
		if (entries + r->data == e) {
danw@120
  1084
			printf("%s/%s\n", prefix, pool + e->name);
danw@116
  1085
			r = list_next(r);
danw@116
  1086
			if (!r)
krh@83
  1087
				return NULL;
danw@117
  1088
			if (r->data >= end)
krh@83
  1089
				return r;
krh@56
  1090
		}
danw@120
  1091
	} while (!((e++)->flags & RAZOR_ENTRY_LAST));
krh@56
  1092
krh@56
  1093
	e = entries + dir->start;
krh@56
  1094
	do {
krh@56
  1095
		if (e->start == 0)
krh@56
  1096
			continue;
krh@56
  1097
danw@120
  1098
		if (e->flags & RAZOR_ENTRY_LAST)
krh@56
  1099
			next = end;
krh@56
  1100
		else {
krh@56
  1101
			f = e + 1; 
danw@120
  1102
			while (f->start == 0 && !(f->flags & RAZOR_ENTRY_LAST))
krh@56
  1103
				f++;
krh@56
  1104
			if (f->start == 0)
krh@56
  1105
				next = end;
krh@56
  1106
			else
krh@56
  1107
				next = f->start;
krh@56
  1108
		}
krh@56
  1109
danw@117
  1110
		file = r->data;
krh@83
  1111
		if (e->start <= file && file < next) {
krh@56
  1112
			len = strlen(prefix);
krh@56
  1113
			prefix[len] = '/';
danw@120
  1114
			strcpy(prefix + len + 1, pool + e->name);
krh@56
  1115
			r = list_package_files(set, r, e, next, prefix);
krh@56
  1116
			prefix[len] = '\0';
krh@56
  1117
		}
danw@120
  1118
	} while (!((e++)->flags & RAZOR_ENTRY_LAST) && r != NULL);
krh@56
  1119
krh@56
  1120
	return r;
krh@56
  1121
}
krh@56
  1122
krh@56
  1123
void
krh@56
  1124
razor_set_list_package_files(struct razor_set *set, const char *name)
krh@56
  1125
{
krh@56
  1126
	struct razor_package *package;
danw@117
  1127
	struct list *r;
danw@117
  1128
	uint32_t end;
krh@56
  1129
	char buffer[512];
krh@56
  1130
krh@56
  1131
	package = razor_set_get_package(set, name);
krh@56
  1132
danw@116
  1133
	r = list_first(&package->files, &set->file_pool);
krh@56
  1134
	end = set->files.size / sizeof (struct razor_entry);
krh@56
  1135
	buffer[0] = '\0';
krh@56
  1136
	list_package_files(set, r, set->files.data, end, buffer);
krh@56
  1137
}
krh@56
  1138
krh@43
  1139
static void
krh@21
  1140
razor_set_validate(struct razor_set *set, struct array *unsatisfied)
krh@21
  1141
{
krh@66
  1142
	struct razor_property *r, *p, *end;
danw@108
  1143
	uint32_t *u;
krh@21
  1144
	char *pool;
krh@21
  1145
krh@66
  1146
	end = set->properties.data + set->properties.size;
krh@21
  1147
	pool = set->string_pool.data;
krh@21
  1148
	
krh@66
  1149
	for (r = set->properties.data, p = r; r < end; r++) {
danw@119
  1150
		if (r->type != RAZOR_PROPERTY_REQUIRES)
krh@66
  1151
			continue;
krh@66
  1152
danw@129
  1153
		p = r;
danw@129
  1154
		while (p < end && p->name == r->name &&
danw@129
  1155
		       p->type == r->type)
danw@129
  1156
			p++;
krh@37
  1157
krh@35
  1158
		/* If there is more than one version of a provides,
krh@35
  1159
		 * seek to the end for the highest version. */
krh@66
  1160
		/* FIXME: This doesn't work if we have a series of
krh@66
  1161
		 * requires a = 1, provides a = 1, requires a = 2,
krh@66
  1162
		 * provides a = 2, as the kernel and kernel-devel
krh@66
  1163
		 * does.*/
danw@119
  1164
		while (p + 1 < end && p->name == (p + 1)->name &&
danw@119
  1165
		       p->type == (p + 1)->type)
krh@35
  1166
			p++;
krh@37
  1167
krh@37
  1168
		/* FIXME: We need to track property flags (<, <=, =
krh@37
  1169
		 * etc) to properly determine if a requires is
krh@37
  1170
		 * satisfied.  The current code doesn't track that the
krh@37
  1171
		 * requires a = 1 isn't satisfied by a = 2 provides. */
krh@37
  1172
krh@66
  1173
		if (p == end ||
danw@119
  1174
		    p->type != RAZOR_PROPERTY_PROVIDES ||
danw@119
  1175
		    r->name != p->name ||
krh@35
  1176
		    versioncmp(&pool[r->version], &pool[p->version]) > 0) {
krh@35
  1177
			/* FIXME: We ignore file requires for now. */
danw@119
  1178
			if (pool[r->name] == '/')
krh@35
  1179
				continue;
krh@21
  1180
			u = array_add(unsatisfied, sizeof *u);
krh@66
  1181
			*u = r - (struct razor_property *) set->properties.data;
krh@21
  1182
		}
krh@21
  1183
	}
krh@21
  1184
}
krh@21
  1185
krh@21
  1186
void
krh@21
  1187
razor_set_list_unsatisfied(struct razor_set *set)
krh@21
  1188
{
krh@21
  1189
	struct array unsatisfied;
krh@66
  1190
	struct razor_property *properties, *r;
danw@108
  1191
	uint32_t *u, *end;
krh@21
  1192
	char *pool;
krh@21
  1193
krh@21
  1194
	array_init(&unsatisfied);
krh@21
  1195
	razor_set_validate(set, &unsatisfied);
krh@21
  1196
krh@21
  1197
	end = unsatisfied.data + unsatisfied.size;
krh@66
  1198
	properties = set->properties.data;
krh@21
  1199
	pool = set->string_pool.data;
krh@21
  1200
krh@21
  1201
	for (u = unsatisfied.data; u < end; u++) {
krh@66
  1202
		r = properties + *u;
krh@66
  1203
		if (pool[r->version] == '\0')
krh@66
  1204
			printf("%ss not satisfied\n",
danw@119
  1205
			       &pool[r->name]);
krh@66
  1206
		else
krh@66
  1207
			printf("%s-%s not satisfied\n",
danw@119
  1208
			       &pool[r->name],
krh@66
  1209
			       &pool[r->version]);
krh@21
  1210
	}
krh@21
  1211
krh@21
  1212
	array_release(&unsatisfied);
krh@21
  1213
}
krh@21
  1214
danw@120
  1215
#define UPSTREAM_SOURCE 0x80
krh@41
  1216
krh@41
  1217
struct source {
krh@41
  1218
	struct razor_set *set;
danw@108
  1219
	uint32_t *property_map;
danw@127
  1220
	uint32_t *file_map;
krh@41
  1221
};
krh@41
  1222
krh@79
  1223
struct razor_merger {
krh@79
  1224
	struct razor_set *set;
krh@79
  1225
	struct hashtable table;
krh@79
  1226
	struct source source1;
krh@79
  1227
	struct source source2;
krh@79
  1228
};
krh@79
  1229
krh@79
  1230
static struct razor_merger *
krh@79
  1231
razor_merger_create(struct razor_set *set1, struct razor_set *set2)
krh@41
  1232
{
krh@79
  1233
	struct razor_merger *merger;
krh@41
  1234
	int count;
krh@41
  1235
	size_t size;
krh@41
  1236
krh@79
  1237
	merger = zalloc(sizeof *merger);
krh@79
  1238
	merger->set = razor_set_create();
krh@79
  1239
	hashtable_init(&merger->table, &merger->set->string_pool);
krh@41
  1240
danw@127
  1241
	merger->source1.set = set1;
krh@79
  1242
	count = set1->properties.size / sizeof (struct razor_property);
krh@79
  1243
	size = count * sizeof merger->source1.property_map[0];
krh@79
  1244
	merger->source1.property_map = zalloc(size);
danw@127
  1245
	count = set1->files.size / sizeof (struct razor_entry);
danw@127
  1246
	size = count * sizeof merger->source1.file_map[0];
danw@127
  1247
	merger->source1.file_map = zalloc(size);
krh@79
  1248
danw@127
  1249
	merger->source2.set = set2;
krh@79
  1250
	count = set2->properties.size / sizeof (struct razor_property);
krh@79
  1251
	size = count * sizeof merger->source2.property_map[0];
krh@79
  1252
	merger->source2.property_map = zalloc(size);
danw@127
  1253
	count = set2->files.size / sizeof (struct razor_entry);
danw@127
  1254
	size = count * sizeof merger->source2.file_map[0];
danw@127
  1255
	merger->source2.file_map = zalloc(size);
krh@79
  1256
krh@79
  1257
	return merger;
krh@41
  1258
}
krh@41
  1259
krh@33
  1260
static void
krh@79
  1261
add_package(struct razor_merger *merger,
krh@41
  1262
	    struct razor_package *package, struct source *source,
danw@108
  1263
	    uint32_t flags)
krh@33
  1264
{
krh@33
  1265
	char *pool;
danw@117
  1266
	struct list *r;
krh@41
  1267
	struct razor_package *p;
krh@33
  1268
krh@41
  1269
	pool = source->set->string_pool.data;
krh@79
  1270
	p = array_add(&merger->set->packages, sizeof *p);
krh@79
  1271
	p->name = hashtable_tokenize(&merger->table, &pool[package->name]);
danw@120
  1272
	p->flags = flags;
krh@79
  1273
	p->version = hashtable_tokenize(&merger->table,
krh@79
  1274
					&pool[package->version]);
krh@192
  1275
	p->arch = hashtable_tokenize(&merger->table,
krh@192
  1276
				     &pool[package->arch]);
danw@127
  1277
krh@66
  1278
	p->properties = package->properties;
danw@116
  1279
	r = list_first(&package->properties, &source->set->property_pool);
danw@116
  1280
	while (r) {
danw@117
  1281
		source->property_map[r->data] = 1;
danw@116
  1282
		r = list_next(r);
krh@64
  1283
	}
danw@127
  1284
danw@127
  1285
	p->files = package->files;
danw@127
  1286
	r = list_first(&package->files, &source->set->file_pool);
danw@127
  1287
	while (r) {
danw@127
  1288
		source->file_map[r->data] = 1;
danw@127
  1289
		r = list_next(r);
danw@127
  1290
	}
krh@41
  1291
}
krh@41
  1292
danw@108
  1293
static uint32_t
krh@79
  1294
add_property(struct razor_merger *merger,
danw@109
  1295
	     const char *name, enum razor_version_relation relation,
danw@109
  1296
	     const char *version, int type)
krh@41
  1297
{
krh@41
  1298
	struct razor_property *p;
krh@41
  1299
krh@79
  1300
	p = array_add(&merger->set->properties, sizeof *p);
danw@119
  1301
	p->name = hashtable_tokenize(&merger->table, name);
danw@119
  1302
	p->flags = 0;
danw@119
  1303
	p->type = type;
danw@109
  1304
	p->relation = relation;
krh@79
  1305
	p->version = hashtable_tokenize(&merger->table, version);
krh@41
  1306
krh@79
  1307
	return p - (struct razor_property *) merger->set->properties.data;
krh@41
  1308
}
krh@41
  1309
krh@41
  1310
static void
krh@79
  1311
merge_properties(struct razor_merger *merger)
krh@41
  1312
{
krh@41
  1313
	struct razor_property *p1, *p2;
krh@79
  1314
	struct razor_set *set1, *set2;
danw@108
  1315
	uint32_t *map1, *map2;
krh@41
  1316
	int i, j, cmp, count1, count2;
krh@41
  1317
	char *pool1, *pool2;
krh@41
  1318
krh@79
  1319
	set1 = merger->source1.set;
krh@79
  1320
	set2 = merger->source2.set;
krh@79
  1321
	map1 = merger->source1.property_map;
krh@79
  1322
	map2 = merger->source2.property_map;
krh@79
  1323
krh@41
  1324
	i = 0;
krh@41
  1325
	j = 0;
krh@41
  1326
	pool1 = set1->string_pool.data;
krh@41
  1327
	pool2 = set2->string_pool.data;
krh@41
  1328
krh@66
  1329
	count1 = set1->properties.size / sizeof *p1;
krh@66
  1330
	count2 = set2->properties.size / sizeof *p2;
krh@41
  1331
	while (i < count1 || j < count2) {
krh@41
  1332
		if (i < count1 && map1[i] == 0) {
krh@41
  1333
			i++;
krh@41
  1334
			continue;
krh@41
  1335
		}
krh@41
  1336
		if (j < count2 && map2[j] == 0) {
krh@41
  1337
			j++;
krh@41
  1338
			continue;
krh@41
  1339
		}
krh@66
  1340
		p1 = (struct razor_property *) set1->properties.data + i;
krh@66
  1341
		p2 = (struct razor_property *) set2->properties.data + j;
krh@41
  1342
		if (i < count1 && j < count2)
danw@119
  1343
			cmp = strcmp(&pool1[p1->name], &pool2[p2->name]);
krh@41
  1344
		else if (i < count1)
krh@41
  1345
			cmp = -1;
krh@41
  1346
		else
krh@41
  1347
			cmp = 1;
krh@41
  1348
		if (cmp == 0)
danw@121
  1349
			cmp = p1->type - p2->type;
danw@121
  1350
		if (cmp == 0)
danw@109
  1351
			cmp = p1->relation - p2->relation;
danw@109
  1352
		if (cmp == 0)
krh@41
  1353
			cmp = versioncmp(&pool1[p1->version],
krh@41
  1354
					 &pool2[p2->version]);
krh@41
  1355
		if (cmp < 0) {
krh@79
  1356
			map1[i++] = add_property(merger,
danw@119
  1357
						 &pool1[p1->name],
danw@109
  1358
						 p1->relation,
krh@69
  1359
						 &pool1[p1->version],
danw@119
  1360
						 p1->type);
krh@41
  1361
		} else if (cmp > 0) {
krh@79
  1362
			map2[j++] = add_property(merger,
danw@119
  1363
						 &pool2[p2->name],
danw@109
  1364
						 p2->relation,
krh@69
  1365
						 &pool2[p2->version],
danw@119
  1366
						 p2->type);
krh@41
  1367
		} else  {
krh@79
  1368
			map1[i++] = map2[j++] = add_property(merger,
danw@119
  1369
							     &pool1[p1->name],
danw@109
  1370
							     p1->relation,
krh@69
  1371
							     &pool1[p1->version],
danw@119
  1372
							     p1->type);
krh@41
  1373
		}
krh@41
  1374
	}
krh@41
  1375
}
krh@41
  1376
danw@116
  1377
static void
danw@117
  1378
emit_properties(struct list_head *properties, struct array *source_pool,
danw@108
  1379
		uint32_t *map, struct array *pool)
krh@41
  1380
{
danw@117
  1381
	uint32_t r;
danw@117
  1382
	struct list *p, *q;
krh@41
  1383
krh@41
  1384
	r = pool->size / sizeof *q;
danw@116
  1385
	p = list_first(properties, source_pool);
danw@116
  1386
	while (p) {
krh@41
  1387
		q = array_add(pool, sizeof *q);
danw@117
  1388
		q->data = map[p->data];
danw@117
  1389
		q->flags = p->flags;
danw@116
  1390
		p = list_next(p);
krh@33
  1391
	}
krh@33
  1392
danw@117
  1393
	list_set_ptr(properties, r);
krh@41
  1394
}
danw@127
  1395
danw@127
  1396
static uint32_t
danw@127
  1397
add_file(struct razor_merger *merger, const char *name)
danw@127
  1398
{
danw@127
  1399
	struct razor_entry *e;
danw@127
  1400
danw@127
  1401
	e = array_add(&merger->set->files, sizeof *e);
danw@127
  1402
	e->name = hashtable_tokenize(&merger->table, name);
danw@127
  1403
	e->flags = 0;
danw@127
  1404
	e->start = 0;
danw@127
  1405
danw@127
  1406
	return e - (struct razor_entry *)merger->set->files.data;
danw@127
  1407
}
danw@127
  1408
danw@129
  1409
/* FIXME. Blah */
danw@127
  1410
static int
danw@127
  1411
fix_file_map(uint32_t *map,
danw@127
  1412
	     struct razor_entry *files,
danw@127
  1413
	     struct razor_entry *top)
danw@127
  1414
{
danw@127
  1415
	uint32_t e;
danw@127
  1416
	int found_file = 0;
danw@127
  1417
danw@127
  1418
	e = top->start;
danw@127
  1419
	do {
danw@127
  1420
		if (files[e].start)
danw@127
  1421
			fix_file_map(map, files, &files[e]);
danw@127
  1422
		if (map[e])
danw@127
  1423
			found_file = 1;
danw@127
  1424
	} while (!(files[e++].flags & RAZOR_ENTRY_LAST));
danw@127
  1425
danw@127
  1426
	if (found_file)
danw@127
  1427
		map[top - files] = 1;
danw@127
  1428
	return found_file;
danw@127
  1429
}
danw@127
  1430
danw@127
  1431
struct merge_directory {
danw@127
  1432
	uint32_t merged, dir1, dir2;
danw@127
  1433
};
danw@127
  1434
danw@127
  1435
static void
danw@127
  1436
merge_one_directory(struct razor_merger *merger, struct merge_directory *md)
danw@127
  1437
{
danw@127
  1438
	struct razor_entry *root1, *root2, *mroot, *e1, *e2;
danw@127
  1439
	struct razor_set *set1, *set2;
danw@127
  1440
	struct array merge_stack;
danw@127
  1441
	struct merge_directory *child_md, *end_md;
danw@127
  1442
	uint32_t *map1, *map2, start, last;
danw@127
  1443
	int cmp;
danw@127
  1444
	char *pool1, *pool2;
danw@127
  1445
danw@127
  1446
	set1 = merger->source1.set;
danw@127
  1447
	set2 = merger->source2.set;
danw@127
  1448
	map1 = merger->source1.file_map;
danw@127
  1449
	map2 = merger->source2.file_map;
danw@127
  1450
	pool1 = set1->string_pool.data;
danw@127
  1451
	pool2 = set2->string_pool.data;
danw@127
  1452
	root1 = (struct razor_entry *) set1->files.data;
danw@127
  1453
	root2 = (struct razor_entry *) set2->files.data;
danw@127
  1454
danw@127
  1455
	array_init(&merge_stack);
danw@127
  1456
danw@127
  1457
	start = merger->set->files.size / sizeof (struct razor_entry);
danw@127
  1458
	last = 0;
danw@127
  1459
	e1 = md->dir1 ? root1 + md->dir1 : NULL;
danw@127
  1460
	e2 = md->dir2 ? root2 + md->dir2 : NULL;
danw@127
  1461
	while (e1 || e2) {
danw@127
  1462
		if (!e2 && !map1[e1 - root1]) {
danw@127
  1463
			if ((e1++)->flags & RAZOR_ENTRY_LAST)
danw@127
  1464
				e1 = NULL;
danw@127
  1465
			continue;
danw@127
  1466
		}
danw@127
  1467
		if (!e1 && !map2[e2 - root2]) {
danw@127
  1468
			if ((e2++)->flags & RAZOR_ENTRY_LAST)
danw@127
  1469
				e2 = NULL;
danw@127
  1470
			continue;
danw@127
  1471
		}
danw@127
  1472
		if (e1 && !map1[e1 - root1] &&
danw@127
  1473
		    e2 && !map1[e2 - root2]) {
danw@127
  1474
			if ((e1++)->flags & RAZOR_ENTRY_LAST)
danw@127
  1475
				e1 = NULL;
danw@127
  1476
			if ((e2++)->flags & RAZOR_ENTRY_LAST)
danw@127
  1477
				e2 = NULL;
danw@127
  1478
			continue;
danw@127
  1479
		}
danw@127
  1480
danw@127
  1481
		if (!e1)
danw@127
  1482
			cmp = 1;
danw@127
  1483
		else if (!e2)
danw@127
  1484
			cmp = -1;
danw@127
  1485
		else {
danw@127
  1486
			cmp = strcmp (&pool1[e1->name],
danw@127
  1487
				      &pool2[e2->name]);
danw@127
  1488
		}
danw@127
  1489
danw@127
  1490
		if (cmp < 0) {
danw@127
  1491
			if (map1[e1 - root1]) {
danw@127
  1492
				map1[e1 - root1] = last =
danw@127
  1493
					add_file(merger, &pool1[e1->name]);
danw@127
  1494
				if (e1->start) {
danw@127
  1495
					child_md = array_add(&merge_stack, sizeof (struct merge_directory));
danw@127
  1496
					child_md->merged = last;
danw@127
  1497
					child_md->dir1 = e1->start;
danw@127
  1498
					child_md->dir2 = 0;
danw@127
  1499
				}
danw@127
  1500
			}
danw@127
  1501
			if ((e1++)->flags & RAZOR_ENTRY_LAST)
danw@127
  1502
				e1 = NULL;
danw@127
  1503
		} else if (cmp > 0) {
danw@127
  1504
			if (map2[e2 - root2]) {
danw@127
  1505
				map2[e2 - root2] = last =
danw@127
  1506
					add_file(merger, &pool2[e2->name]);
danw@127
  1507
				if (e2->start) {
danw@127
  1508
					child_md = array_add(&merge_stack, sizeof (struct merge_directory));
danw@127
  1509
					child_md->merged = last;
danw@127
  1510
					child_md->dir1 = 0;
danw@127
  1511
					child_md->dir2 = e2->start;
danw@127
  1512
				}
danw@127
  1513
			}
danw@127
  1514
			if ((e2++)->flags & RAZOR_ENTRY_LAST)
danw@127
  1515
				e2 = NULL;
danw@127
  1516
		} else {
danw@127
  1517
			map1[e1 - root1] = map2[e2- root2] = last =
danw@127
  1518
				add_file(merger, &pool1[e1->name]);
danw@127
  1519
			if (e1->start || e2->start) {
danw@127
  1520
				child_md = array_add(&merge_stack, sizeof (struct merge_directory));
danw@127
  1521
				child_md->merged = last;
danw@127
  1522
				child_md->dir1 = e1->start;
danw@127
  1523
				child_md->dir2 = e2->start;
danw@127
  1524
			}
danw@127
  1525
			if ((e1++)->flags & RAZOR_ENTRY_LAST)
danw@127
  1526
				e1 = NULL;
danw@127
  1527
			if ((e2++)->flags & RAZOR_ENTRY_LAST)
danw@127
  1528
				e2 = NULL;
danw@127
  1529
		}
danw@127
  1530
	}
danw@127
  1531
danw@127
  1532
	mroot = (struct razor_entry *)merger->set->files.data;
danw@127
  1533
	if (last) {
danw@127
  1534
		mroot[last].flags = RAZOR_ENTRY_LAST;
danw@127
  1535
		mroot[md->merged].start = start;
danw@127
  1536
	} else
danw@127
  1537
		mroot[md->merged].start = 0;
danw@127
  1538
danw@127
  1539
	end_md = merge_stack.data + merge_stack.size;
danw@127
  1540
	for (child_md = merge_stack.data; child_md < end_md; child_md++)
danw@127
  1541
		merge_one_directory(merger, child_md);
danw@127
  1542
	array_release(&merge_stack);
danw@127
  1543
}
danw@127
  1544
danw@127
  1545
static void
danw@127
  1546
merge_files(struct razor_merger *merger)
danw@127
  1547
{
danw@129
  1548
	struct razor_entry *root;
danw@127
  1549
	struct merge_directory md;
danw@127
  1550
	uint32_t *map1, *map2;
danw@127
  1551
danw@127
  1552
	map1 = merger->source1.file_map;
danw@127
  1553
	map2 = merger->source2.file_map;
danw@127
  1554
danw@164
  1555
	md.merged = 0;
danw@129
  1556
danw@129
  1557
	if (merger->source1.set->files.size) {
danw@129
  1558
		root = (struct razor_entry *) merger->source1.set->files.data;
danw@129
  1559
		if (root->start)
danw@129
  1560
			fix_file_map(map1, root, root);
danw@129
  1561
		md.dir1 = root->start;
danw@129
  1562
	} else
danw@129
  1563
		md.dir1 = 0;
danw@129
  1564
danw@129
  1565
	if (merger->source2.set->files.size) {
danw@129
  1566
		root = (struct razor_entry *) merger->source2.set->files.data;
danw@129
  1567
		if (root->start)
danw@129
  1568
			fix_file_map(map2, root, root);
danw@129
  1569
		md.dir2 = root->start;
danw@129
  1570
	} else
danw@129
  1571
		md.dir2 = 0;
danw@129
  1572
danw@127
  1573
	merge_one_directory(merger, &md);
danw@127
  1574
}
danw@127
  1575
danw@127
  1576
static void
danw@127
  1577
emit_files(struct list_head *files, struct array *source_pool,
danw@127
  1578
	   uint32_t *map, struct array *pool)
danw@127
  1579
{
danw@127
  1580
	uint32_t r;
danw@127
  1581
	struct list *p, *q;
danw@127
  1582
danw@127
  1583
	r = pool->size / sizeof *q;
danw@127
  1584
	p = list_first(files, source_pool);
danw@127
  1585
	while (p) {
danw@127
  1586
		q = array_add(pool, sizeof *q);
danw@127
  1587
		q->data = map[p->data];
danw@127
  1588
		q->flags = p->flags;
danw@127
  1589
		p = list_next(p);
danw@127
  1590
	}
danw@127
  1591
danw@127
  1592
	list_set_ptr(files, r);
danw@127
  1593
}
danw@127
  1594
krh@41
  1595
/* Rebuild property->packages maps.  We can't just remap these, as a
krh@41
  1596
 * property may have lost or gained a number of packages.  Allocate an
krh@41
  1597
 * array per property and loop through the packages and add them to
krh@41
  1598
 * the arrays for their properties. */
krh@41
  1599
static void
danw@127
  1600
rebuild_property_package_lists(struct razor_set *set)
krh@41
  1601
{
krh@66
  1602
	struct array *pkgs, *a;
krh@41
  1603
	struct razor_package *pkg, *pkg_end;
krh@41
  1604
	struct razor_property *prop, *prop_end;
danw@117
  1605
	struct list *r;
danw@117
  1606
	uint32_t *q;
krh@66
  1607
	int count;
krh@41
  1608
krh@66
  1609
	count = set->properties.size / sizeof (struct razor_property);
krh@66
  1610
	pkgs = zalloc(count * sizeof *pkgs);
krh@41
  1611
	pkg_end = set->packages.data + set->packages.size;
krh@41
  1612
krh@41
  1613
	for (pkg = set->packages.data; pkg < pkg_end; pkg++) {
danw@128
  1614
		r = list_first(&pkg->properties, &set->property_pool);
danw@116
  1615
		while (r) {
danw@117
  1616
			q = array_add(&pkgs[r->data], sizeof *q);
krh@41
  1617
			*q = pkg - (struct razor_package *) set->packages.data;
danw@116
  1618
			r = list_next(r);
krh@41
  1619
		}
krh@33
  1620
	}
krh@33
  1621
krh@66
  1622
	prop_end = set->properties.data + set->properties.size;
krh@66
  1623
	a = pkgs;
krh@66
  1624
	for (prop = set->properties.data; prop < prop_end; prop++, a++) {
danw@128
  1625
		list_set_array(&prop->packages, &set->package_pool, a, 0);
krh@41
  1626
		array_release(a);
krh@41
  1627
	}
krh@66
  1628
	free(pkgs);
krh@33
  1629
}
krh@33
  1630
danw@127
  1631
static void
danw@127
  1632
rebuild_file_package_lists(struct razor_set *set)
danw@127
  1633
{
danw@127
  1634
	struct array *pkgs, *a;
danw@127
  1635
	struct razor_package *pkg, *pkg_end;
danw@127
  1636
	struct razor_entry *entry, *entry_end;
danw@127
  1637
	struct list *r;
danw@127
  1638
	uint32_t *q;
danw@127
  1639
	int count;
danw@127
  1640
danw@127
  1641
	count = set->files.size / sizeof (struct razor_entry);
danw@127
  1642
	pkgs = zalloc(count * sizeof *pkgs);
danw@127
  1643
	pkg_end = set->packages.data + set->packages.size;
danw@127
  1644
danw@127
  1645
	for (pkg = set->packages.data; pkg < pkg_end; pkg++) {
danw@128
  1646
		r = list_first(&pkg->files, &set->file_pool);
danw@127
  1647
		while (r) {
danw@127
  1648
			q = array_add(&pkgs[r->data], sizeof *q);
danw@127
  1649
			*q = pkg - (struct razor_package *) set->packages.data;
danw@127
  1650
			r = list_next(r);
danw@127
  1651
		}
danw@127
  1652
	}
danw@127
  1653
danw@127
  1654
	entry_end = set->files.data + set->files.size;
danw@127
  1655
	a = pkgs;
danw@127
  1656
	for (entry = set->files.data; entry < entry_end; entry++, a++) {
danw@128
  1657
		list_set_array(&entry->packages, &set->package_pool, a, 0);
danw@127
  1658
		array_release(a);
danw@127
  1659
	}
danw@127
  1660
	free(pkgs);
danw@127
  1661
}
danw@127
  1662
danw@137
  1663
static struct razor_set *
krh@79
  1664
razor_merger_finish(struct razor_merger *merger)
krh@79
  1665
{
krh@79
  1666
	struct razor_set *result;
krh@41
  1667
	struct razor_package *p, *pend;
krh@33
  1668
krh@41
  1669
	/* As we built the package list, we filled out a bitvector of
krh@41
  1670
	 * the properties that are referenced by the packages in the
krh@41
  1671
	 * new set.  Now we do a parallel loop through the properties
krh@41
  1672
	 * and emit those marked in the bit vector to the new set.  In
krh@41
  1673
	 * the process, we update the bit vector to actually map from
krh@41
  1674
	 * indices in the old property list to indices in the new
krh@41
  1675
	 * property list for both sets. */
krh@41
  1676
krh@79
  1677
	merge_properties(merger);
danw@127
  1678
	merge_files(merger);
krh@41
  1679
krh@41
  1680
	/* Now we loop through the packages again and emit the
krh@41
  1681
	 * property lists, remapped to point to the new properties. */
krh@41
  1682
krh@79
  1683
	pend = merger->set->packages.data + merger->set->packages.size;
krh@79
  1684
	for (p = merger->set->packages.data; p < pend; p++) {
krh@41
  1685
		struct source *src;
krh@41
  1686
danw@120
  1687
		if (p->flags & UPSTREAM_SOURCE)
krh@79
  1688
			src = &merger->source2;
krh@41
  1689
		else
krh@79
  1690
			src = &merger->source1;
krh@41
  1691
danw@116
  1692
		emit_properties(&p->properties,
danw@116
  1693
				&src->set->property_pool,
danw@116
  1694
				src->property_map,
danw@116
  1695
				&merger->set->property_pool);
danw@127
  1696
		emit_files(&p->files,
danw@127
  1697
			   &src->set->file_pool,
danw@127
  1698
			   src->file_map,
danw@127
  1699
			   &merger->set->file_pool);
danw@120
  1700
		p->flags &= ~UPSTREAM_SOURCE;
krh@33
  1701
	}
krh@33
  1702
danw@127
  1703
	rebuild_property_package_lists(merger->set);
danw@127
  1704
	rebuild_file_package_lists(merger->set);
krh@41
  1705
danw@129
  1706
	result = merger->set;
danw@129
  1707
	hashtable_release(&merger->table);
danw@129
  1708
	free(merger);
danw@129
  1709
danw@129
  1710
	return result;
danw@129
  1711
}
danw@129
  1712
danw@146
  1713
/* The diff order matters.  We should sort the packages so that a
danw@146
  1714
 * REMOVE of a package comes before the INSTALL, and so that all
danw@146
  1715
 * requires for a package have been installed before the package.
danw@146
  1716
 **/
danw@146
  1717
danw@146
  1718
void
danw@146
  1719
razor_set_diff(struct razor_set *set, struct razor_set *upstream,
danw@146
  1720
	       razor_package_callback_t callback, void *data)
danw@146
  1721
{
danw@146
  1722
	struct razor_package_iterator *pi1, *pi2;
danw@146
  1723
	struct razor_package *p1, *p2;
krh@192
  1724
	const char *name1, *name2, *version1, *version2, *arch1, *arch2;
danw@146
  1725
	int res;
danw@146
  1726
danw@146
  1727
	pi1 = razor_package_iterator_create(set);
danw@146
  1728
	pi2 = razor_package_iterator_create(upstream);
danw@146
  1729
krh@192
  1730
	razor_package_iterator_next(pi1, &p1, &name1, &version1, &arch1);
krh@192
  1731
	razor_package_iterator_next(pi2, &p2, &name2, &version2, &arch2);
danw@146
  1732
danw@146
  1733
	while (p1 || p2) {
danw@146
  1734
		if (p1 && p2) {
danw@146
  1735
			res = strcmp(name1, name2);
danw@146
  1736
			if (res == 0)
danw@146
  1737
				res = versioncmp(version1, version2);
danw@146
  1738
		} else {
danw@146
  1739
			res = 0;
danw@146
  1740
		}
danw@146
  1741
danw@146
  1742
		if (p2 == NULL || res < 0)
krh@192
  1743
			callback(name1, version1, NULL, arch1, data);
danw@146
  1744
		else if (p1 == NULL || res > 0)
krh@192
  1745
			callback(name2, NULL, version2, arch2, data);
danw@146
  1746
danw@146
  1747
		if (p1 != NULL && res <= 0)
danw@146
  1748
			razor_package_iterator_next(pi1, &p1,
krh@192
  1749
						    &name1, &version1, &arch1);
danw@146
  1750
		if (p2 != NULL && res >= 0)
danw@146
  1751
			razor_package_iterator_next(pi2, &p2,
krh@192
  1752
						    &name2, &version2, &arch2);
danw@146
  1753
	}
danw@146
  1754
danw@146
  1755
	razor_package_iterator_destroy(pi1);
danw@146
  1756
	razor_package_iterator_destroy(pi2);
danw@146
  1757
}
danw@146
  1758
krh@190
  1759
struct razor_transaction;
krh@190
  1760
struct razor_transaction_package;
krh@190
  1761
struct razor_transaction_resolver;
krh@190
  1762
krh@190
  1763
struct razor_transaction {
krh@190
  1764
	int package_count, errors;
krh@190
  1765
	struct razor_set *system, *upstream;
krh@191
  1766
krh@191
  1767
	struct bitarray syspkgs, uppkgs;
krh@191
  1768
	struct array packages;
krh@190
  1769
};
krh@190
  1770
krh@190
  1771
struct razor_transaction_package {
krh@190
  1772
	const char *name, *old_version, *new_version;
krh@190
  1773
	struct razor_package *old_package, *new_package;
krh@190
  1774
	enum razor_transaction_package_state state;
krh@190
  1775
krh@190
  1776
	/* dep_package is the name of the package that resulted in
krh@190
  1777
	 * this entry being created (or NULL if the user requested the
krh@190
  1778
	 * install/remove), with the other dep_ fields providing
krh@190
  1779
	 * additional information.
krh@190
  1780
	 *
krh@190
  1781
	 * For INSTALL, if dep_type is REQUIRES, then dep_package
krh@190
  1782
	 * required something that this package provides. If dep_type
krh@190
  1783
	 * is CONFLICTS, then dep_package is a package that conflicted
krh@190
  1784
	 * with an older version of this package, forcing an upgrade.
krh@190
  1785
	 *
krh@190
  1786
	 * For REMOVE, if dep_type is REQUIRES, then dep_package is a
krh@190
  1787
	 * package that is being removed. If dep_type is OBSOLETES,
krh@190
  1788
	 * then dep_package is a package that obsoletes this one.
krh@190
  1789
	 *
krh@190
  1790
	 * For OLD_CONFLICT or NEW_CONFLICT, dep_package is an
krh@190
  1791
	 * existing package that conflicts with this one. The
krh@190
  1792
	 * conflicting property comes from the already-installed
krh@190
  1793
	 * package for OLD_CONFLICT, or the to-be-installed package
krh@190
  1794
	 * for NEW_CONFLICT.
krh@190
  1795
	 *
krh@190
  1796
	 * For UNSATISFIABLE, the dep_ fields are as for an INSTALL,
krh@190
  1797
	 * but the name field will be NULL.
krh@190
  1798
	 */
krh@190
  1799
	const char *dep_package;
krh@190
  1800
	enum razor_property_type dep_type;
krh@190
  1801
	const char *dep_property;
krh@190
  1802
	enum razor_version_relation dep_relation;
krh@190
  1803
	const char *dep_version;
krh@190
  1804
};
danw@141
  1805
danw@144
  1806
static int
danw@144
  1807
package_in_set(void *package, struct razor_set *set)
danw@144
  1808
{
danw@144
  1809
	return package >= set->packages.data &&
danw@144
  1810
		package < set->packages.data + set->packages.size;
danw@144
  1811
}
danw@144
  1812
danw@144
  1813
static int
danw@144
  1814
property_in_set(void *property, struct razor_set *set)
danw@144
  1815
{
danw@144
  1816
	return property >= set->properties.data &&
danw@144
  1817
		property < set->properties.data + set->properties.size;
danw@144
  1818
}
danw@144
  1819
danw@168
  1820
static struct razor_package *
krh@191
  1821
property_provider_package(struct razor_transaction *trans,
danw@168
  1822
			  struct razor_property *prop,
danw@168
  1823
			  int installed)
danw@168
  1824
{
danw@168
  1825
	struct razor_set *set;
danw@168
  1826
	struct bitarray *pkgbits;
danw@168
  1827
	struct razor_package *pkgs;
danw@168
  1828
	struct list *p;
danw@168
  1829
danw@168
  1830
	if (installed && prop->type != RAZOR_PROPERTY_PROVIDES)
danw@168
  1831
		return NULL;
danw@168
  1832
	else if (!installed &&
danw@168
  1833
		 prop->type != RAZOR_PROPERTY_PROVIDES &&
danw@168
  1834
		 prop->type != RAZOR_PROPERTY_OBSOLETES)
danw@168
  1835
		return NULL;
danw@168
  1836
danw@168
  1837
	if (property_in_set(prop, trans->system)) {
danw@168
  1838
		set = trans->system;
danw@168
  1839
		pkgbits = &trans->syspkgs;
danw@168
  1840
	} else {
danw@168
  1841
		set = trans->upstream;
danw@168
  1842
		pkgbits = &trans->uppkgs;
danw@168
  1843
	}
danw@168
  1844
	pkgs = set->packages.data;
danw@168
  1845
danw@168
  1846
	for (p = list_first(&prop->packages, &set->package_pool); p; p = list_next(p)) {
danw@168
  1847
		if (bitarray_get(pkgbits, p->data) != installed)
danw@168
  1848
			continue;
danw@168
  1849
		if (prop->type == RAZOR_PROPERTY_OBSOLETES ||
danw@168
  1850
		    pkgs[p->data].name == prop->name)
danw@168
  1851
			return &pkgs[p->data];
danw@168
  1852
	}
danw@168
  1853
	return NULL;
danw@168
  1854
}
danw@168
  1855
danw@144
  1856
static int
danw@144
  1857
compare_transaction_packages(const void *one, const void *two)
danw@144
  1858
{
danw@160
  1859
	struct razor_transaction_package **tp1 = (void *)one;
danw@160
  1860
	struct razor_transaction_package **tp2 = (void *)two;
danw@160
  1861
danw@160
  1862
	if (!(*tp1)->name)
danw@160
  1863
		return 1;
danw@160
  1864
	else if (!(*tp2)->name)
danw@160
  1865
		return -1;
danw@160
  1866
	else
danw@160
  1867
		return strcmp((*tp1)->name, (*tp2)->name);
danw@144
  1868
}
danw@144
  1869
danw@168
  1870
/* FIXME: merge this into the other property loop in razor_transaction_satisfy */
danw@141
  1871
static void
krh@191
  1872
resolve_new_packages(struct razor_transaction *trans,
danw@160
  1873
		     int start, int end)
krh@38
  1874
{
danw@168
  1875
	struct razor_property *sp, *up, *sp_end, *up_end;
danw@168
  1876
	struct razor_package *spkg, *spkgs, *upkg, *upkgs;
danw@160
  1877
	struct razor_transaction_package **packages;
danw@144
  1878
	const char *spool, *upool;
danw@144
  1879
	int i;
danw@144
  1880
danw@168
  1881
	sp_end = trans->system->properties.data + trans->system->properties.size;
danw@168
  1882
	spool = trans->system->string_pool.data;
danw@144
  1883
	spkgs = trans->system->packages.data;
danw@168
  1884
	up_end = trans->upstream->properties.data + trans->upstream->properties.size;
danw@168
  1885
	upool = trans->upstream->string_pool.data;
danw@144
  1886
	upkgs = trans->upstream->packages.data;
danw@168
  1887
danw@168
  1888
	/* FIXME, check if sorting the packages directly (rather than
danw@168
  1889
	 * sorting pointers-to-packages) still results in confusing
danw@168
  1890
	 * descriptions.
danw@168
  1891
	 */
danw@160
  1892
	packages = calloc(end - start, sizeof *packages);
danw@160
  1893
	for (i = start; i < end; i++)
danw@160
  1894
		packages[i - start] = ((struct razor_transaction_package *)trans->packages.data) + i;
danw@160
  1895
	qsort(packages, end - start, sizeof *packages,
danw@160
  1896
	      compare_transaction_packages);
danw@144
  1897
danw@168
  1898
	sp = trans->system->properties.data;
danw@168
  1899
	up = trans->upstream->properties.data;
danw@160
  1900
	for (i = 0; i < end - start; i++) {
danw@169
  1901
		if (!packages[i]->name ||
danw@169
  1902
		    packages[i]->state >= RAZOR_PACKAGE_FIRST_ERROR_STATE)
danw@160
  1903
			continue;
danw@168
  1904
danw@168
  1905
		spkg = NULL;
danw@168
  1906
		while (sp < sp_end &&
danw@168
  1907
		       strcmp(&spool[sp->name], packages[i]->name) < 0)
danw@144
  1908
			sp++;
danw@168
  1909
		while (sp < sp_end &&
danw@168
  1910
		       strcmp(&spool[sp->name], packages[i]->name) == 0 &&
danw@168
  1911
		       !(spkg = property_provider_package(trans, sp, 1)))
danw@168
  1912
			sp++;
danw@168
  1913
danw@168
  1914
		upkg = NULL;
danw@168
  1915
		while (up < up_end &&
danw@168
  1916
		       strcmp(&upool[up->name], packages[i]->name) < 0)
danw@168
  1917
			up++;
danw@168
  1918
		while (up < up_end &&
danw@168
  1919
		       strcmp(&upool[up->name], packages[i]->name) == 0 &&
danw@168
  1920
		       !(upkg = property_provider_package(trans, up, 0)))
danw@144
  1921
			up++;
danw@144
  1922
danw@160
  1923
		if (packages[i]->state == RAZOR_PACKAGE_REMOVE ||
danw@160
  1924
		    packages[i]->state == RAZOR_PACKAGE_OBSOLETED) {
danw@168
  1925
			if (spkg) {
danw@168
  1926
				packages[i]->old_package = spkg;
danw@168
  1927
				packages[i]->name = &spool[spkg->name];
danw@168
  1928
				packages[i]->old_version = &spool[spkg->version];
danw@168
  1929
				bitarray_set(&trans->syspkgs, spkg - spkgs, 0);
danw@169
  1930
			}
danw@169
  1931
			if (!packages[i]->old_package) {
danw@160
  1932
				packages[i]->name = strdup(packages[i]->name);
danw@169
  1933
				packages[i]->state |= RAZOR_PACKAGE_UNAVAILABLE_FLAG;
danw@144
  1934
				trans->errors++;
danw@144
  1935
			}
danw@144
  1936
		} else {
danw@168
  1937
			if (upkg) {
danw@168
  1938
				packages[i]->new_package = upkg;
danw@168
  1939
				packages[i]->name = &upool[upkg->name];
danw@168
  1940
				packages[i]->new_version = &upool[upkg->version];
danw@168
  1941
danw@168
  1942
				if (up->name != upkg->name) {
danw@168
  1943
					packages[i]->dep_package = &upool[upkg->name];
danw@168
  1944
					packages[i]->dep_type = up->type;
danw@168
  1945
					packages[i]->dep_property = &upool[up->name];
danw@168
  1946
					packages[i]->dep_relation = up->relation;
danw@168
  1947
					packages[i]->dep_version = &upool[up->version];
danw@168
  1948
				}
danw@168
  1949
danw@168
  1950
				if (spkg) {
danw@168
  1951
					packages[i]->old_package = spkg;
danw@168
  1952
					packages[i]->old_version = &spool[spkg->version];
danw@168
  1953
					if (versioncmp(&spool[spkg->version], &upool[up->version]) >= 0) {
danw@160
  1954
						packages[i]->state = RAZOR_PACKAGE_UP_TO_DATE;
danw@144
  1955
						trans->errors++;
danw@144
  1956
						continue;
danw@144
  1957
					}
danw@168
  1958
					bitarray_set(&trans->syspkgs, spkg - spkgs, 0);
danw@144
  1959
				}
danw@168
  1960
				bitarray_set(&trans->uppkgs, upkg - upkgs, 1);
danw@169
  1961
			}
danw@169
  1962
			if (!packages[i]->new_package) {
danw@160
  1963
				packages[i]->name = strdup(packages[i]->name);
danw@169
  1964
				packages[i]->state |= RAZOR_PACKAGE_UNAVAILABLE_FLAG;
danw@144
  1965
				trans->errors++;
krh@105
  1966
			}
krh@105
  1967
		}
krh@38
  1968
	}
krh@38
  1969
}
krh@38
  1970
danw@137
  1971
static int
danw@137
  1972
provider_satisfies_requirement(struct razor_property *provider,
danw@137
  1973
			       const char *provider_strings,
danw@137
  1974
			       struct razor_property *requirement,
danw@137
  1975
			       const char *requirement_strings)
danw@137
  1976
{
danw@137
  1977
	int cmp, len;
danw@137
  1978
	const char *provided = &provider_strings[provider->version];
danw@137
  1979
	const char *required = &requirement_strings[requirement->version];
danw@137
  1980
danw@137
  1981
	if (!*required)
danw@137
  1982
		return 1;
danw@170
  1983
	if (!*provided) {
danw@170
  1984
		if (requirement->relation >= RAZOR_VERSION_EQUAL)
danw@170
  1985
			return 1;
danw@170
  1986
		else
danw@170
  1987
			return 0;
danw@170
  1988
	}
danw@137
  1989
danw@137
  1990
	cmp = versioncmp(provided, required);
danw@137
  1991
danw@137
  1992
	switch (requirement->relation) {
danw@137
  1993
	case RAZOR_VERSION_LESS:
danw@137
  1994
		return cmp < 0;
danw@137
  1995
danw@137
  1996
	case RAZOR_VERSION_LESS_OR_EQUAL:
danw@137
  1997
		if (cmp <= 0)
danw@137
  1998
			return 1;
danw@137
  1999
		/* fall through: FIXME, make sure this is correct */
danw@137
  2000
danw@137
  2001
	case RAZOR_VERSION_EQUAL:
danw@137
  2002
		if (cmp == 0)
danw@137
  2003
			return 1;
danw@137
  2004
danw@137
  2005
		/* "foo == 1.1" is satisfied by "foo 1.1-2" */
danw@137
  2006
		len = strlen(required);
danw@137
  2007
		if (!strncmp(required, provided, len) && provided[len] == '-')
danw@137
  2008
			return 1;
danw@137
  2009
		return 0;
danw@137
  2010
danw@137
  2011
	case RAZOR_VERSION_GREATER_OR_EQUAL:
danw@137
  2012
		return cmp >= 0;
danw@137
  2013
danw@137
  2014
	case RAZOR_VERSION_GREATER:
danw@137
  2015
		return cmp > 0;
danw@137
  2016
	}
danw@137
  2017
danw@137
  2018
	/* shouldn't happen */
danw@137
  2019
	return 0;
danw@137
  2020
}
danw@137
  2021
danw@142
  2022
static struct razor_package *
danw@144
  2023
find_package_for_file(struct razor_set *set, struct bitarray *pkgbits,
danw@144
  2024
		      const char *filename, int installed)
danw@134
  2025
{
danw@142
  2026
	struct razor_package *pkgs = set->packages.data;
danw@140
  2027
	struct razor_entry *entry;
danw@140
  2028
	struct list *p;
danw@134
  2029
danw@140
  2030
	if (filename[0] != '/')
danw@140
  2031
		return 0;
danw@140
  2032
danw@142
  2033
	entry = find_entry(set, set->files.data, filename);
danw@140
  2034
	if (!entry)
danw@140
  2035
		return 0;
danw@140
  2036
danw@142
  2037
	for (p = list_first(&entry->packages, &set->package_pool); p; p = list_next(p)) {
danw@142
  2038
		if (bitarray_get(pkgbits, p->data) == installed)
danw@142
  2039
			return &pkgs[p->data];
danw@134
  2040
	}
danw@142
  2041
	return NULL;
danw@142
  2042
}
danw@142
  2043
danw@142
  2044
static struct razor_package *
krh@191
  2045
find_installed_package_for_file(struct razor_transaction *trans,
danw@144
  2046
				const char *filename)
danw@142
  2047
{
danw@144
  2048
	struct razor_package *pkg;
danw@144
  2049
danw@144
  2050
	pkg = find_package_for_file(trans->system, &trans->syspkgs,
danw@144
  2051
				    filename, 1);
danw@144
  2052
	if (!pkg)
danw@144
  2053
		pkg = find_package_for_file(trans->upstream, &trans->uppkgs,
danw@144
  2054
					    filename, 1);
danw@144
  2055
	return pkg;
danw@142
  2056
}
danw@142
  2057
danw@142
  2058
static struct razor_package *
krh@191
  2059
find_uninstalled_package_for_file(struct razor_transaction *trans,
danw@144
  2060
				  const char *filename)
danw@142
  2061
{
danw@144
  2062
	struct razor_package *pkg;
danw@144
  2063
danw@144
  2064
	pkg = find_package_for_file(trans->upstream, &trans->uppkgs,
danw@144
  2065
				    filename, 0);
danw@144
  2066
	if (!pkg)
danw@144
  2067
		pkg = find_package_for_file(trans->system, &trans->syspkgs,
danw@144
  2068
					    filename, 0);
danw@144
  2069
	return pkg;
danw@134
  2070
}
danw@134
  2071
danw@154
  2072
static struct razor_property *
krh@191
  2073
skip_to_matching_property(struct razor_transaction *trans,
danw@154
  2074
			  struct razor_property *match,
danw@154
  2075
			  struct razor_property *prop)
danw@154
  2076
{
danw@154
  2077
	struct razor_set *mset, *pset;
danw@154
  2078
	const char *ppool, *mpool;
danw@154
  2079
	struct razor_property *prop_end;
danw@154
  2080
danw@154
  2081
	if (property_in_set(match, trans->system))
danw@154
  2082
		mset = trans->system;
danw@154
  2083
	else
danw@154
  2084
		mset = trans->upstream;
danw@154
  2085
danw@154
  2086
	if (property_in_set(prop, trans->system))
danw@154
  2087
		pset = trans->system;
danw@154
  2088
	else if (property_in_set(prop, trans->upstream))
danw@154
  2089
		pset = trans->upstream;
danw@154
  2090
	else
danw@154
  2091
		return prop;
danw@154
  2092
danw@154
  2093
	prop_end = pset->properties.data + pset->properties.size;
danw@154
  2094
	ppool = pset->string_pool.data;
danw@154
  2095
	mpool = mset->string_pool.data;
danw@154
  2096
danw@154
  2097
	while (prop < prop_end &&
danw@154
  2098
	       strcmp(&ppool[prop->name], &mpool[match->name]) < 0)
danw@154
  2099
		prop++;
danw@154
  2100
	return prop;
danw@154
  2101
}
danw@154
  2102
danw@140
  2103
static struct razor_package *
krh@191
  2104
find_package_matching(struct razor_transaction *trans, int installed,
danw@154
  2105
		      struct razor_property *prop,
danw@144
  2106
		      struct razor_property *req,
danw@144
  2107
		      struct razor_set *req_set)
danw@138
  2108
{
danw@144
  2109
	struct razor_set *set;
danw@144
  2110
	struct bitarray *pkgbits;
danw@144
  2111
	struct razor_package *pkgs;
danw@154
  2112
	struct razor_property *props, *prop_end;
danw@144
  2113
	enum razor_property_type match_type;
danw@144
  2114
	const char *pool;
danw@154
  2115
	const char *rpool;
danw@154
  2116
	int match_name = (req->type == RAZOR_PROPERTY_OBSOLETES);
danw@144
  2117
	int match;
danw@144
  2118
danw@144
  2119
	if (property_in_set(prop, trans->system)) {
danw@144
  2120
		set = trans->system;
danw@144
  2121
		pkgbits = &trans->syspkgs;
danw@144
  2122
	} else if (property_in_set(prop, trans->upstream)) {
danw@144
  2123
		set = trans->upstream;
danw@144
  2124
		pkgbits = &trans->uppkgs;
danw@144
  2125
	} else
danw@144
  2126
		return NULL;
danw@144
  2127
danw@154
  2128
	if (!req_set) {
danw@154
  2129
		if (property_in_set(req, trans->system))
danw@154
  2130
			req_set = trans->system;
danw@154
  2131
		else
danw@154
  2132
			req_set = trans->upstream;
danw@154
  2133
	}
danw@154
  2134
	rpool = req_set->string_pool.data;
danw@154
  2135
danw@144
  2136
	if (req->type == RAZOR_PROPERTY_PROVIDES)
danw@144
  2137
		match_type = RAZOR_PROPERTY_CONFLICTS;
danw@144
  2138
	else
danw@144
  2139
		match_type = RAZOR_PROPERTY_PROVIDES;
danw@144
  2140
danw@144
  2141
	pkgs = set->packages.data;
danw@144
  2142
	props = set->properties.data;
danw@144
  2143
	prop_end = set->properties.data + set->properties.size;
danw@144
  2144
	pool = set->string_pool.data;
danw@144
  2145
danw@144
  2146
	/* Find first matching property */
danw@144
  2147
	while (prop < prop_end &&
danw@144
  2148
	       strcmp(&pool[prop->name], &rpool[req->name]) < 0)
danw@144
  2149
		prop++;
danw@144
  2150
	if (prop == prop_end ||
danw@144
  2151
	    strcmp(&pool[prop->name], &rpool[req->name]) > 0)
danw@144
  2152
		return NULL;
danw@144
  2153
danw@144
  2154
	if (prop->type < match_type) {
danw@144
  2155
		while (prop < prop_end && prop->type != match_type)
danw@144
  2156
			prop++;
danw@144
  2157
	} else {
danw@144
  2158
		while (prop >= props && prop->type != match_type)
danw@144
  2159
			prop--;
danw@183
  2160
		while (prop > props + 1 && (prop - 1)->name == prop->name &&
danw@183
  2161
		       (prop - 1)->type == match_type)
danw@144
  2162
			prop--;
danw@144
  2163
	}
danw@144
  2164
danw@153
  2165
	/* Scan matching properties */
danw@144
  2166
	while (prop < prop_end && prop->type == match_type &&
danw@144
  2167
	       strcmp(&pool[prop->name], &rpool[req->name]) == 0) {
danw@144
  2168
		if (match_type == RAZOR_PROPERTY_PROVIDES)
danw@144
  2169
			match = provider_satisfies_requirement(prop, pool, req, rpool);
danw@144
  2170
		else
danw@144
  2171
			match = provider_satisfies_requirement(req, rpool, prop, pool);
danw@144
  2172
		if (match) {
danw@140
  2173
			struct list *pkg;
danw@140
  2174
danw@144
  2175
			for (pkg = list_first(&prop->packages, &set->package_pool); pkg; pkg = list_next(pkg)) {
danw@144
  2176
				if (bitarray_get(pkgbits, pkg->data) != installed)
danw@140
  2177
					continue;
danw@140
  2178
				if (!match_name ||
danw@144
  2179
				    strcmp(&pool[pkgs[pkg->data].name],
danw@144
  2180
					   &rpool[req->name]) == 0)
danw@144
  2181
					return &pkgs[pkg->data];
danw@140
  2182
			}
danw@140
  2183
		}
danw@144
  2184
		prop++;
danw@140
  2185
	}
danw@140
  2186
danw@140
  2187
	return NULL;
danw@138
  2188
}
danw@138
  2189
danw@140
  2190
static struct razor_package *
krh@191
  2191
find_installed_package_for_property(struct razor_transaction *trans,
danw@154
  2192
				    struct razor_property *sys_start,
danw@154
  2193
				    struct razor_property *up_start,
danw@144
  2194
				    struct razor_property *req)
danw@138
  2195
{
danw@144
  2196
	struct razor_package *pkg;
danw@144
  2197
danw@154
  2198
	pkg = find_package_matching(trans, 1, sys_start, req, NULL);
danw@144
  2199
	if (!pkg)
danw@154
  2200
		pkg = find_package_matching(trans, 1, up_start, req, NULL);
danw@144
  2201
	return pkg;
danw@144
  2202
}
danw@144
  2203
danw@144
  2204
static struct razor_package *
krh@191
  2205
find_uninstalled_package_for_property(struct razor_transaction *trans,
danw@154
  2206
				      struct razor_property *sys_start,
danw@154
  2207
				      struct razor_property *up_start,
danw@144
  2208
				      struct razor_property *req)
danw@144
  2209
{
danw@144
  2210
	struct razor_package *pkg;
danw@144
  2211
danw@154
  2212
	pkg = find_package_matching(trans, 0, up_start, req, NULL);
danw@144
  2213
	if (!pkg)
danw@154
  2214
		pkg = find_package_matching(trans, 0, sys_start, req, NULL);
danw@144
  2215
	return pkg;
danw@140
  2216
}
danw@140
  2217
danw@147
  2218
static struct razor_transaction_package *
krh@191
  2219
find_transaction_package(struct razor_transaction *trans, const char *name)
danw@147
  2220
{
danw@147
  2221
	struct razor_transaction_package *packages;
danw@147
  2222
	int count, i;
danw@147
  2223
danw@147
  2224
	packages = trans->packages.data;
danw@147
  2225
	count = trans->packages.size / sizeof *packages;
danw@147
  2226
	for (i = 0; i < count; i++) {
danw@147
  2227
		if (packages[i].name && !strcmp(packages[i].name, name))
danw@147
  2228
			return &packages[i];
danw@147
  2229
	}
danw@147
  2230
	return NULL;
danw@147
  2231
}
danw@147
  2232
danw@160
  2233
/* FIXME? */
danw@160
  2234
static int
krh@191
  2235
prop_is_being_installed(struct razor_transaction *trans,
danw@160
  2236
			struct razor_property *prop)
danw@160
  2237
{
danw@160
  2238
	struct list *pkg;
danw@160
  2239
danw@160
  2240
	for (pkg = list_first(&prop->packages, &trans->upstream->package_pool); pkg; pkg = list_next(pkg)) {
danw@160
  2241
		if (bitarray_get(&trans->uppkgs, pkg->data))
danw@160
  2242
			return 1;
danw@160
  2243
	}
danw@160
  2244
	return 0;
danw@160
  2245
}
danw@160
  2246
danw@160
  2247
static int
krh@191
  2248
prop_is_being_removed(struct razor_transaction *trans,
danw@160
  2249
		      struct razor_property *prop)
danw@160
  2250
{
danw@160
  2251
	struct list *pkg;
danw@160
  2252
danw@160
  2253
	for (pkg = list_first(&prop->packages, &trans->system->package_pool); pkg; pkg = list_next(pkg)) {
danw@160
  2254
		if (bitarray_get(&trans->syspkgs, pkg->data))
danw@160
  2255
			return 0;
danw@160
  2256
	}
danw@160
  2257
	return 1;
danw@160
  2258
}
danw@160
  2259
danw@160
  2260
static int
krh@191
  2261
prop_is_being_updated(struct razor_transaction *trans,
danw@160
  2262
		      struct razor_property *prop)
danw@160
  2263
{
danw@160
  2264
	struct razor_package *packages = trans->system->packages.data;
danw@160
  2265
	const char *pool = trans->system->string_pool.data;
danw@160
  2266
	struct razor_transaction_package *tp;
danw@160
  2267
	struct list *pkg;
danw@160
  2268
danw@160
  2269
	/* Assumes prop_is_being_removed returns true */
danw@160
  2270
danw@160
  2271
	for (pkg = list_first(&prop->packages, &trans->system->package_pool); pkg; pkg = list_next(pkg)) {
danw@160
  2272
		tp = find_transaction_package(trans, &pool[packages[pkg->data].name]);
danw@160
  2273
		if (tp && tp->state == RAZOR_PACKAGE_REMOVE)
danw@160
  2274
			return 0;
danw@160
  2275
	}
danw@160
  2276
	return 1;
danw@160
  2277
}
danw@160
  2278
danw@131
  2279
static void
krh@191
  2280
add_transaction_package(struct razor_transaction *trans,
danw@147
  2281
			struct razor_package *new_package,
danw@147
  2282
			struct razor_package *old_package,
danw@140
  2283
			enum razor_transaction_package_state state,
danw@144
  2284
			const char *req_package,
danw@144
  2285
			struct razor_property *req_prop)
danw@131
  2286
{
danw@147
  2287
	struct razor_set *new_package_set, *old_package_set, *req_set;
danw@160
  2288
	struct bitarray *reqpkgbits;
danw@147
  2289
	struct razor_transaction_package *tp, *already;
danw@140
  2290
	const char *pool;
danw@140
  2291
	struct razor_package *pkgs;
danw@140
  2292
	struct list *pkg;
danw@147
  2293
	int contradiction = 0;
danw@147
  2294
danw@160
  2295
	if (package_in_set(new_package, trans->system))
danw@147
  2296
		new_package_set = trans->system;
danw@160
  2297
	else
danw@147
  2298
		new_package_set = trans->upstream;
danw@160
  2299
	if (package_in_set(old_package, trans->system))
danw@147
  2300
		old_package_set = trans->system;
danw@160
  2301
	else
danw@147
  2302
		old_package_set = trans->upstream;
danw@145
  2303
	if (property_in_set(req_prop, trans->system)) {
danw@145
  2304
		req_set = trans->system;
danw@145
  2305
		reqpkgbits = &trans->syspkgs;
danw@145
  2306
	} else {
danw@145
  2307
		req_set = trans->upstream;
danw@145
  2308
		reqpkgbits = &trans->uppkgs;
danw@145
  2309
	}
danw@144
  2310
danw@147
  2311
	if (new_package) {
danw@147
  2312
		pool = new_package_set->string_pool.data;
danw@147
  2313
		already = find_transaction_package(trans, &pool[new_package->name]);
danw@147
  2314
		if (already) {
danw@147
  2315
			if (already->new_package == new_package) {
danw@147
  2316
				/* Already taken care of */
danw@147
  2317
				return;
danw@166
  2318
			} else if (new_package_set == trans->upstream &&
danw@166
  2319
				   already->state == RAZOR_PACKAGE_FORCED_UPDATE) {
danw@166
  2320
				already->new_package = new_package;
danw@166
  2321
				return;
krh@209
  2322
			} else if (new_package_set == trans->upstream) {
krh@209
  2323
				return;
danw@147
  2324
			}
danw@166
  2325
danw@147
  2326
			/* Oops. We lose */
danw@147
  2327
			if (state != RAZOR_PACKAGE_CONTRADICTION)
danw@147
  2328
				contradiction = 1;
danw@147
  2329
		}
danw@147
  2330
	} else if (old_package) {
danw@147
  2331
		pool = old_package_set->string_pool.data;
danw@147
  2332
		already = find_transaction_package(trans, &pool[old_package->name]);
danw@147
  2333
		if (already) {
danw@147
  2334
			if (already->old_package == old_package) {
danw@147
  2335
				/* Already taken care of */
danw@147
  2336
				return;
danw@166
  2337
			} else if (old_package_set == trans->system) {
danw@166
  2338
				already->old_package = old_package;
danw@166
  2339
				return;
danw@147
  2340
			}
danw@166
  2341
danw@147
  2342
			/* Oops. We lose */
danw@147
  2343
			if (state != RAZOR_PACKAGE_CONTRADICTION)
danw@147
  2344
				contradiction = 1;
danw@147
  2345
		}
danw@147
  2346
	} else
danw@147
  2347
		state = RAZOR_PACKAGE_UNSATISFIABLE;
danw@147
  2348
danw@141
  2349
	tp = array_add(&trans->packages, sizeof *tp);
danw@140
  2350
	memset(tp, 0, sizeof *tp);
danw@131
  2351
danw@147
  2352
	if (new_package) {
danw@147
  2353
		pool = new_package_set->string_pool.data;
danw@147
  2354
		tp->new_package = new_package;
danw@147
  2355
		tp->name = &pool[new_package->name];
danw@147
  2356
		tp->new_version = &pool[new_package->version];
danw@147
  2357
danw@147
  2358
		pkgs = new_package_set->packages.data;
danw@147
  2359
	}
danw@147
  2360
	if (old_package) {
danw@147
  2361
		pool = old_package_set->string_pool.data;
danw@147
  2362
		tp->old_package = old_package;
danw@147
  2363
		tp->name = &pool[old_package->name];
danw@147
  2364
		tp->old_version = &pool[old_package->version];
danw@147
  2365
danw@147
  2366
		pkgs = old_package_set->packages.data;
danw@147
  2367
	}
danw@147
  2368
danw@147
  2369
	tp->state = state;
danw@147
  2370
	if (state != RAZOR_PACKAGE_INSTALL &&
danw@154
  2371
	    state != RAZOR_PACKAGE_FORCED_UPDATE &&
danw@154
  2372
	    state != RAZOR_PACKAGE_REMOVE &&
danw@154
  2373
	    state != RAZOR_PACKAGE_OBSOLETED)
danw@145
  2374
		trans->errors++;
danw@147
  2375
danw@147
  2376
	if (contradiction) {
danw@147
  2377
		/* Do this now, after adding tp, so that it ends up
danw@147
  2378
		 * after both the INSTALL and the REMOVE in the array.
danw@147
  2379
		 */
danw@147
  2380
		add_transaction_package(trans, new_package, old_package,
danw@147
  2381
					RAZOR_PACKAGE_CONTRADICTION,
danw@147
  2382
					NULL, NULL);
danw@145
  2383
	}
danw@140
  2384
danw@144
  2385
	if (req_package)
danw@145
  2386
		tp->dep_package = req_package;
danw@145
  2387
	if (!req_prop)
danw@145
  2388
		return;
danw@145
  2389
danw@145
  2390
	pool = req_set->string_pool.data;
danw@145
  2391
	pkgs = req_set->packages.data;
danw@145
  2392
	if (!req_package) {
danw@145
  2393
		for (pkg = list_first(&req_prop->packages, &req_set->package_pool); pkg; pkg = list_next(pkg)) {
danw@145
  2394
			if (bitarray_get(reqpkgbits, pkg->data))
danw@144
  2395
				break;
danw@144
  2396
		}
danw@145
  2397
		if (pkg)
danw@145
  2398
			tp->dep_package = &pool[pkgs[pkg->data].name];
danw@131
  2399
	}
danw@144
  2400
danw@145
  2401
	tp->dep_type = req_prop->type;
danw@145
  2402
	tp->dep_property = &pool[req_prop->name];
danw@145
  2403
	tp->dep_relation = req_prop->relation;
danw@145
  2404
	tp->dep_version = &pool[req_prop->version];
danw@140
  2405
}
danw@140
  2406
danw@160
  2407
static void
krh@191
  2408
razor_transaction_satisfy(struct razor_transaction *trans)
danw@147
  2409
{
danw@160
  2410
	struct razor_package *spkgs, *upkgs, *pkg;
danw@144
  2411
	struct razor_property *sp, *sprops, *sprop_end;
danw@144
  2412
	struct razor_property *up, *uprops, *uprop_end;
danw@160
  2413
	struct razor_property *sr, *ur, *first_up;
danw@160
  2414
	const char *spool, *upool, *removed_package;
danw@160
  2415
	struct list *reqpkg;
danw@134
  2416
danw@140
  2417
	spkgs = trans->system->packages.data;
danw@140
  2418
	sprops = trans->system->properties.data;
danw@144
  2419
	sprop_end = trans->system->properties.data + trans->system->properties.size;
danw@145
  2420
	spool = trans->system->string_pool.data;
danw@140
  2421
	upkgs = trans->upstream->packages.data;
danw@140
  2422
	uprops = trans->upstream->properties.data;
danw@144
  2423
	uprop_end = trans->upstream->properties.data + trans->upstream->properties.size;
danw@140
  2424
	upool = trans->upstream->string_pool.data;
krh@33
  2425
danw@144
  2426
	sp = sprops;
danw@160
  2427
	for (up = uprops; up < uprop_end; up++) {
danw@140
  2428
		/* Skip 'up' ahead to a property of a package which is
danw@140
  2429
		 * to-be-installed.
danw@140
  2430
		 */
danw@144
  2431
		while (up < uprop_end &&
danw@144
  2432
		       !prop_is_being_installed(trans, up))
danw@140
  2433
			up++;
danw@144
  2434
		if (up == uprop_end)
danw@140
  2435
			break;
danw@154
  2436
		sp = skip_to_matching_property(trans, up, sp);
krh@33
  2437
danw@144
  2438
		switch (up->type) {
danw@140
  2439
		case RAZOR_PROPERTY_REQUIRES:
danw@144
  2440
			if (!strncmp(&upool[up->name], "rpmlib(", 7))
danw@140
  2441
				break;
danw@131
  2442
danw@154
  2443
			if (find_installed_package_for_property(trans, sp, up, up) ||
danw@144
  2444
			    find_installed_package_for_file(trans, &upool[up->name])) {
danw@140
  2445
				/* Requires something that is either installed
danw@140
  2446
				 * or to-be-installed.
danw@140
  2447
				 */
danw@140
  2448
				break;
danw@137
  2449
			}
danw@137
  2450
danw@140
  2451
			/* See if we can install a new upstream provider */
danw@154
  2452
			pkg = find_uninstalled_package_for_property(trans, sp, up, up);
danw@154
  2453
			if (!pkg)
danw@144
  2454
				pkg = find_uninstalled_package_for_file(trans, &upool[up->name]);
danw@160
  2455
			add_transaction_package(trans, pkg, NULL,
danw@144
  2456
						RAZOR_PACKAGE_INSTALL,
danw@144
  2457
						NULL, up);
danw@144
  2458
			break;
danw@144
  2459
danw@144
  2460
		case RAZOR_PROPERTY_PROVIDES:
danw@144
  2461
			/* find_installed_package_for_property works backwards
danw@144
  2462
			 * here, finding a *conflicting* installed package.
danw@144
  2463
			 */
danw@154
  2464
			pkg = find_installed_package_for_property(trans, sp, up, up);
danw@140
  2465
			if (!pkg)
danw@144
  2466
				break;
danw@144
  2467
danw@145
  2468
			if (package_in_set(pkg, trans->system)) {
danw@145
  2469
				/* pkg CONFLICTS with what 'up' PROVIDES. Try
danw@145
  2470
				 * finding an upgrade
danw@145
  2471
				 */
danw@160
  2472
				add_transaction_package(trans, NULL, pkg,
danw@160
  2473
							RAZOR_PACKAGE_FORCED_UPDATE,
danw@165
  2474
							&upool[up->name], sp);
danw@160
  2475
			} else {
danw@160
  2476
				add_transaction_package(trans, NULL, pkg,
danw@160
  2477
							RAZOR_PACKAGE_CONTRADICTION,
danw@160
  2478
							NULL, up);
danw@144
  2479
			}
danw@140
  2480
			break;
danw@140
  2481
danw@140
  2482
		case RAZOR_PROPERTY_CONFLICTS:
danw@154
  2483
			pkg = find_installed_package_for_property(trans, sp, up, up);
danw@144
  2484
			if (!pkg)
danw@144
  2485
				break;
danw@144
  2486
danw@144
  2487
			if (package_in_set(pkg, trans->system)) {
danw@140
  2488
				/* Conflicts with something already installed.
danw@140
  2489
				 * Try to upgrade out.
danw@140
  2490
				 */
danw@160
  2491
				add_transaction_package(trans, NULL, pkg,
danw@160
  2492
							RAZOR_PACKAGE_FORCED_UPDATE,
danw@160
  2493
							NULL, up);
danw@160
  2494
			} else {
danw@160
  2495
				add_transaction_package(trans, pkg, NULL,
danw@160
  2496
							RAZOR_PACKAGE_CONTRADICTION,
danw@160
  2497
							NULL, up);
danw@140
  2498
			}
danw@140
  2499
			break;
danw@140
  2500
danw@140
  2501
		case RAZOR_PROPERTY_OBSOLETES:
danw@154
  2502
			pkg = find_installed_package_for_property(trans, sp, up, up);
danw@145
  2503
			if (pkg) {
danw@145
  2504
				/* If pkg is to-be-installed, this
danw@145
  2505
				 * will add a CONTRADICTION error as well.
danw@145
  2506
				 */
danw@147
  2507
				add_transaction_package(trans, NULL, pkg,
danw@154
  2508
							RAZOR_PACKAGE_OBSOLETED,
danw@144
  2509
							NULL, up);
danw@140
  2510
			}
danw@140
  2511
			break;
danw@140
  2512
danw@140
  2513
		default:
danw@140
  2514
			/* can't happen */
danw@140
  2515
			break;
danw@131
  2516
		}
krh@37
  2517
	}
danw@154
  2518
danw@154
  2519
	up = uprops;
danw@154
  2520
	for (sp = sprops; sp < sprop_end; sp++) {
danw@154
  2521
		/* Skip 'sp' ahead to a PROVIDES of a package which is
danw@154
  2522
		 * to-be-removed.
danw@154
  2523
		 */
danw@154
  2524
		while (sp < sprop_end &&
danw@154
  2525
		       (sp->type != RAZOR_PROPERTY_PROVIDES ||
danw@154
  2526
			!prop_is_being_removed(trans, sp)))
danw@154
  2527
			sp++;
danw@154
  2528
		if (sp == sprop_end)
danw@154
  2529
			break;
danw@154
  2530
danw@154
  2531
		removed_package = &spool[spkgs[list_first(&sp->packages, &trans->system->package_pool)->data].name];
danw@154
  2532
danw@154
  2533
		/* Skip 'up' to match */
danw@154
  2534
		up = skip_to_matching_property(trans, sp, up);
danw@154
  2535
		ur = first_up = up;
danw@154
  2536
danw@154
  2537
		/* If the package is just being upgraded, we may
danw@154
  2538
		 * already be installing an identical PROVIDES, so
danw@154
  2539
		 * check for that.
danw@154
  2540
		 */
danw@154
  2541
		while (up < uprop_end &&
danw@154
  2542
		       strcmp(&spool[sp->name], &upool[up->name]) == 0 &&
danw@154
  2543
		       (up->type != RAZOR_PROPERTY_PROVIDES || 
danw@154
  2544
			sp->relation != up->relation ||
danw@154
  2545
			strcmp(&spool[sp->name], &upool[up->name]) != 0))
danw@154
  2546
			up++;
danw@154
  2547
		if (up < uprop_end &&
danw@154
  2548
		    up->type == RAZOR_PROPERTY_PROVIDES &&
danw@154
  2549
		    strcmp(&spool[sp->name], &upool[up->name]) == 0 &&
danw@154
  2550
		    sp->relation == up->relation &&
danw@154
  2551
		    strcmp(&spool[sp->version], &upool[up->version]) == 0 &&
danw@154
  2552
		    prop_is_being_installed(trans, up)) {
danw@154
  2553
			up = first_up;
danw@154
  2554
			continue;
danw@154
  2555
		}
danw@154
  2556
		up = first_up;
danw@154
  2557
danw@154
  2558
		/* For all still-installed packages that require
danw@154
  2559
		 * sp->name, see if they are satisfied by any other
danw@154
  2560
		 * still-installed or to-be-installed property. If
danw@154
  2561
		 * not, either remove or attempt to update the
danw@154
  2562
		 * package, depending on why the required property has
danw@154
  2563
		 * disappeared
danw@154
  2564
		 */
danw@154
  2565
		sr = sp;
danw@154
  2566
		while (sr > sprops + 1 && (sr - 1)->name == sr->name)
danw@154
  2567
			sr--;
danw@154
  2568
		for (; sr->type == RAZOR_PROPERTY_REQUIRES; sr++) {
danw@154
  2569
			if (prop_is_being_removed(trans, sr))
danw@154
  2570
				continue;
danw@154
  2571
			if (find_installed_package_for_property(trans, sp, up, sr))
danw@154
  2572
				continue;
danw@154
  2573
danw@154
  2574
			for (reqpkg = list_first(&sr->packages, &trans->system->package_pool); reqpkg; reqpkg = list_next(reqpkg)) {
danw@154
  2575
				if (!bitarray_get(&trans->syspkgs, reqpkg->data))
danw@154
  2576
					continue;
danw@154
  2577
				pkg = &spkgs[reqpkg->data];
danw@154
  2578
				if (prop_is_being_updated(trans, sp)) {
danw@160
  2579
					add_transaction_package(trans, NULL, pkg,
danw@160
  2580
								RAZOR_PACKAGE_FORCED_UPDATE,
danw@160
  2581
								removed_package, NULL);
danw@154
  2582
				} else {
danw@154
  2583
					add_transaction_package(trans, NULL, pkg,
danw@154
  2584
								RAZOR_PACKAGE_REMOVE,
danw@154
  2585
								removed_package, sr);
danw@154
  2586
				}
danw@154
  2587
			}
danw@154
  2588
		}
danw@154
  2589
	}
danw@154
  2590
}
danw@129
  2591
krh@208
  2592
void
krh@208
  2593
razor_transaction_install_package(struct razor_transaction *transaction,
krh@208
  2594
				  struct razor_package *package)
krh@208
  2595
{
krh@208
  2596
	add_transaction_package(transaction, package, NULL,
krh@208
  2597
				RAZOR_PACKAGE_INSTALL, NULL, NULL);
krh@208
  2598
}
krh@208
  2599
krh@208
  2600
void
krh@208
  2601
razor_transaction_remove_package(struct razor_transaction *transaction,
krh@208
  2602
				 struct razor_package *package)
krh@208
  2603
{
krh@208
  2604
	add_transaction_package(transaction, NULL, package,
krh@208
  2605
				RAZOR_PACKAGE_REMOVE, NULL, NULL);
krh@208
  2606
}
krh@208
  2607
krh@208
  2608
void
krh@208
  2609
razor_transaction_update_all(struct razor_transaction *trans)
krh@208
  2610
{
krh@208
  2611
	struct razor_package *sp, *spkgs, *send, *up, *upkgs, *uend;
krh@208
  2612
	const char *spool, *upool;
krh@208
  2613
krh@208
  2614
	spkgs = trans->system->packages.data;
krh@208
  2615
	send = trans->system->packages.data + trans->system->packages.size;
krh@208
  2616
	spool = trans->system->string_pool.data;
krh@208
  2617
	up = upkgs = trans->upstream->packages.data;
krh@208
  2618
	uend = trans->upstream->packages.data + trans->upstream->packages.size;
krh@208
  2619
	upool = trans->upstream->string_pool.data;
krh@208
  2620
krh@208
  2621
	for (sp = spkgs; sp < send; sp++) {
krh@208
  2622
		while (up < uend && strcmp(&spool[sp->name], &upool[up->name]) > 0)
krh@208
  2623
			up++;
krh@208
  2624
		if (strcmp(&spool[sp->name], &upool[up->name]) == 0 &&
krh@208
  2625
		    versioncmp(&spool[sp->version], &upool[up->version]) < 0) {
krh@208
  2626
			add_transaction_package(trans, up, sp,
krh@208
  2627
						RAZOR_PACKAGE_INSTALL,
krh@208
  2628
						NULL, NULL);
krh@208
  2629
		}
krh@208
  2630
	}
krh@208
  2631
}
krh@208
  2632
danw@137
  2633
struct razor_transaction *
krh@208
  2634
razor_transaction_create(struct razor_set *system, struct razor_set *upstream)
danw@137
  2635
{
krh@191
  2636
	struct razor_transaction *trans;
krh@208
  2637
	int count;
danw@137
  2638
krh@191
  2639
	trans = zalloc(sizeof *trans);
krh@191
  2640
krh@191
  2641
	trans->system = system;
krh@191
  2642
	trans->upstream = upstream ? upstream : razor_set_create();
krh@191
  2643
	array_init(&trans->packages);
krh@208
  2644
	count = trans->system->packages.size / sizeof (struct razor_package);
krh@208
  2645
	bitarray_init(&trans->syspkgs, count, 1);
krh@208
  2646
	count = trans->upstream->packages.size / sizeof (struct razor_package);
krh@208
  2647
	bitarray_init(&trans->uppkgs, count, 0);
krh@208
  2648
krh@208
  2649
	return trans;
krh@208
  2650
}
krh@208
  2651
krh@208
  2652
static void
krh@208
  2653
resolve_transaction(struct razor_transaction *trans)
krh@208
  2654
{
krh@208
  2655
	int start, end;
krh@208
  2656
krh@208
  2657
	if (trans->package_count > 0)
krh@208
  2658
		/* Already did this, return. */
krh@208
  2659
		return;
danw@137
  2660
danw@137
  2661
	start = 0;
krh@191
  2662
	end = trans->packages.size / sizeof (struct razor_transaction_package);
danw@137
  2663
danw@160
  2664
	while (start != end) {
krh@191
  2665
		resolve_new_packages(trans, start, end);
krh@191
  2666
		if (trans->errors)
danw@160
  2667
			break;
danw@160
  2668
krh@191
  2669
		razor_transaction_satisfy(trans);
danw@137
  2670
danw@137
  2671
		start = end;
krh@191
  2672
		end = trans->packages.size / sizeof (struct razor_transaction_package);
danw@137
  2673
	}
danw@137
  2674
krh@191
  2675
	trans->package_count = end;
danw@137
  2676
}
danw@137
  2677
danw@137
  2678
const char * const razor_version_relations[] = {
danw@137
  2679
	/* same order as enum razor_version_relation */
danw@137
  2680
	"<", "<=", "=", ">=", ">"
danw@137
  2681
};
danw@137
  2682
danw@140
  2683
const char * const razor_property_types[] = {
danw@140
  2684
	/* same order as enum razor_property_type */
danw@140
  2685
	"requires", "provides", "conflicts with", "obsoletes"
danw@140
  2686
};
danw@140
  2687
danw@169
  2688
static void
danw@169
  2689
print_requirement(struct razor_transaction_package *p)
danw@169
  2690
{
danw@169
  2691
	if (p->dep_type == RAZOR_PROPERTY_CONFLICTS &&
danw@169
  2692
	    !strcmp(p->dep_package, p->name)) {
danw@169
  2693
		printf(" because %s %s conflicts with %s",
danw@169
  2694
		       p->name, p->old_version, p->dep_property);
danw@169
  2695
		if (*p->dep_version) {
danw@169
  2696
			printf(" %s %s",
danw@169
  2697
			       razor_version_relations[p->dep_relation],
danw@169
  2698
			       p->dep_version);
danw@169
  2699
		}
danw@169
  2700
	} else {
danw@169
  2701
		if (strcmp(p->name, p->dep_package) != 0)
danw@169
  2702
			printf(" for %s", p->dep_package);
danw@169
  2703
		if (*p->dep_version) {
danw@169
  2704
			printf(", which %s %s %s %s",
danw@169
  2705
			       razor_property_types[p->dep_type],
danw@169
  2706
			       p->dep_property,
danw@169
  2707
			       razor_version_relations[p->dep_relation],
danw@169
  2708
			       p->dep_version);
danw@169
  2709
		} else if (strcmp(p->dep_property, p->name) != 0) {
danw@169
  2710
			printf(", which %s %s",
danw@169
  2711
			       razor_property_types[p->dep_type],
danw@169
  2712
			       p->dep_property);
danw@169
  2713
		}
danw@169
  2714
	}
danw@169
  2715
}
danw@169
  2716
krh@190
  2717
int
krh@210
  2718
razor_transaction_resolve(struct razor_transaction *trans)
danw@137
  2719
{
danw@137
  2720
	struct razor_transaction_package *p, *pend, *tps;
danw@137
  2721
	int errors_only = 0;
danw@137
  2722
krh@208
  2723
	resolve_transaction(trans);
krh@208
  2724
krh@191
  2725
	tps = trans->packages.data;
krh@191
  2726
	pend = trans->packages.data + trans->packages.size;
krh@191
  2727
	for (p = trans->packages.data; p < pend; p++) {
danw@137
  2728
		switch (p->state) {
danw@137
  2729
		case RAZOR_PACKAGE_INSTALL:
danw@137
  2730
			if (errors_only)
danw@137
  2731
				break;
danw@137
  2732
danw@147
  2733
			printf("Installing %s %s", p->name, p->new_version);
danw@169
  2734
			if (p->dep_package)
danw@169
  2735
				print_requirement(p);
danw@137
  2736
			printf("\n");
danw@137
  2737
			break;
danw@137
  2738
danw@154
  2739
		case RAZOR_PACKAGE_FORCED_UPDATE:
danw@154
  2740
			if (errors_only)
danw@154
  2741
				break;
danw@154
  2742
danw@154
  2743
			printf("Updating %s to %s due to update of %s\n",
danw@154
  2744
			       p->name, p->new_version, p->dep_package);
danw@154
  2745
			break;
danw@154
  2746
danw@137
  2747
		case RAZOR_PACKAGE_REMOVE:
danw@137
  2748
			if (errors_only)
danw@137
  2749
				break;
danw@147
  2750
			printf("Removing %s %s", p->name, p->old_version);
danw@145
  2751
			if (p->dep_package) {
danw@154
  2752
				printf(" which required %s",
danw@154
  2753
				       p->dep_package);
danw@162
  2754
				if (strcmp(p->dep_property, p->dep_package) != 0)
danw@154
  2755
					printf(" for %s", p->dep_property);
danw@154
  2756
			}
danw@154
  2757
			printf("\n");
danw@154
  2758
			break;
danw@154
  2759
danw@154
  2760
		case RAZOR_PACKAGE_OBSOLETED:
danw@154
  2761
			if (errors_only)
danw@154
  2762
				break;
danw@154
  2763
			printf("Removing %s %s", p->name, p->old_version);
danw@154
  2764
			if (p->dep_package) {
danw@154
  2765
				printf(" which is obsoleted by %s",
danw@154
  2766
				       p->dep_package);
danw@137
  2767
			}
danw@137
  2768
			printf("\n");
danw@137
  2769
			break;
danw@137
  2770
danw@145
  2771
		case RAZOR_PACKAGE_INSTALL_UNAVAILABLE:
danw@169
  2772
			printf("Error: can't find %s", p->name);
danw@169
  2773
			if (p->dep_package) {
danw@169
  2774
				printf(" (which is required");
danw@169
  2775
				print_requirement(p);
danw@169
  2776
				printf(")");
danw@169
  2777
			}
danw@169
  2778
			printf("\n");
danw@169
  2779
			errors_only = 1;
danw@169
  2780
			break;
danw@169
  2781
danw@169
  2782
		case RAZOR_PACKAGE_UPDATE_UNAVAILABLE:
danw@169
  2783
			printf("Error: can't find an updated version of %s (which must be updated due to update of %s)\n",
danw@169
  2784
			       p->name, p->dep_package);
danw@137
  2785
			errors_only = 1;
danw@137
  2786
			break;
danw@137
  2787
danw@145
  2788
		case RAZOR_PACKAGE_REMOVE_NOT_INSTALLED:
danw@145
  2789
			printf("Error: can't remove %s: not installed\n", p->name);
danw@137
  2790
			errors_only = 1;
danw@137
  2791
			break;
danw@137
  2792
danw@145
  2793
		case RAZOR_PACKAGE_UP_TO_DATE:
danw@169
  2794
			printf("Error: can't update %s", p->name);
danw@169
  2795
			if (p->dep_package)
danw@169
  2796
				printf(" (which must be updated due to update of %s)", p->dep_package);
danw@169
  2797
			printf(": %s is most recent version\n", p->old_version);
danw@145
  2798
			errors_only = 1;
danw@145
  2799
			break;
danw@145
  2800
danw@145
  2801
		case RAZOR_PACKAGE_CONTRADICTION:
danw@147
  2802
			printf("Error: package %s is marked for both installation and removal\n", p->name);
danw@145
  2803
			errors_only = 1;
danw@145
  2804
			break;
danw@145
  2805
danw@145
  2806
		case RAZOR_PACKAGE_OLD_CONFLICT:
danw@145
  2807
			printf("Error: can't install %s, because installed package %s conflicts with ",
danw@145
  2808
			       p->name, p->dep_package);
danw@145
  2809
			if (*p->dep_version) {
danw@145
  2810
				printf("%s %s %s",
danw@145
  2811
				       p->dep_property,
danw@145
  2812
				       razor_version_relations[p->dep_relation],
danw@145
  2813
				       p->dep_version);
danw@145
  2814
			} else
danw@145
  2815
				printf("it");
danw@145
  2816
			printf("\n");
danw@145
  2817
danw@145
  2818
			errors_only = 1;
danw@145
  2819
			break;
danw@145
  2820
danw@145
  2821
		case RAZOR_PACKAGE_NEW_CONFLICT:
danw@145
  2822
			printf("Error: can't install %s, because it conflicts with %s",
danw@145
  2823
			       p->name, p->dep_package);
danw@145
  2824
			if (*p->dep_version) {
danw@145
  2825
				printf(" %s %s",
danw@145
  2826
				       razor_version_relations[p->dep_relation],
danw@145
  2827
				       p->dep_version);
danw@145
  2828
			}
danw@145
  2829
			printf("\n");
danw@145
  2830
danw@145
  2831
			errors_only = 1;
danw@145
  2832
			break;
danw@145
  2833
danw@145
  2834
		case RAZOR_PACKAGE_UNSATISFIABLE:
danw@145
  2835
			printf("Error: can't find package for %s", p->dep_property);
danw@145
  2836
			if (*p->dep_version) {
danw@145
  2837
				printf(" %s %s",
danw@145
  2838
					razor_version_relations[p->dep_relation],
danw@145
  2839
					p->dep_version);
danw@145
  2840
			}
danw@145
  2841
			printf(" which is required by %s\n",
danw@145
  2842
				p->dep_package);
danw@140
  2843
			errors_only = 1;
danw@140
  2844
			break;
danw@140
  2845
danw@137
  2846
		default:
danw@137
  2847
			/* Shouldn't actually happen */
danw@137
  2848
			break;
danw@137
  2849
		}
danw@137
  2850
	}
krh@190
  2851
krh@190
  2852
	return trans->errors;
krh@190
  2853
}
krh@190
  2854
krh@190
  2855
int
krh@190
  2856
razor_transaction_unsatisfied_property(struct razor_transaction *trans,
krh@190
  2857
				       const char *name,
krh@190
  2858
				       enum razor_version_relation rel,
krh@190
  2859
				       const char *version)
krh@190
  2860
{
krh@190
  2861
	struct razor_transaction_package *p, *end;
krh@190
  2862
krh@191
  2863
	end = trans->packages.data + trans->packages.size;
krh@191
  2864
	for (p = trans->packages.data; p < end; p++) {
krh@190
  2865
		if (p->state != RAZOR_PACKAGE_UNSATISFIABLE)
krh@190
  2866
			continue;
krh@190
  2867
		if (strcmp(name, p->dep_property) != 0 ||
krh@190
  2868
		    rel != p->dep_relation ||
krh@190
  2869
		    strcmp(version, p->dep_version) != 0)
krh@190
  2870
			continue;
krh@190
  2871
krh@190
  2872
		return 1;
krh@190
  2873
	}
krh@190
  2874
krh@190
  2875
	return 0;
danw@137
  2876
}
danw@137
  2877
danw@137
  2878
struct razor_set *
krh@196
  2879
razor_transaction_finish(struct razor_transaction *trans)
danw@137
  2880
{
danw@137
  2881
	struct array install_packages, remove_packages;
danw@137
  2882
	struct razor_merger *merger;
danw@137
  2883
	struct razor_package *pkg, *i, *iend, *r, *rend, *s, *send;
krh@196
  2884
	struct razor_set *set;
danw@137
  2885
	struct source *source1, *source2;
danw@137
  2886
	char *spool, *ipool, *rpool;
danw@137
  2887
	uint32_t *map;
krh@191
  2888
	struct razor_transaction_package *p, *end;
krh@191
  2889
	int cmp;
danw@137
  2890
danw@137
  2891
	/* FIXME */
danw@137
  2892
	if (trans->errors)
danw@137
  2893
		return NULL;
danw@137
  2894
danw@137
  2895
	/* Sort the transaction packages into two arrays */
danw@137
  2896
	array_init(&install_packages);
danw@137
  2897
	array_init(&remove_packages);
krh@191
  2898
krh@191
  2899
	end = trans->packages.data + trans->packages.size;
krh@191
  2900
	for (p = trans->packages.data; p < end; p++) {
krh@191
  2901
		if (p->new_package) {
danw@137
  2902
			pkg = array_add(&install_packages, sizeof *pkg);
krh@191
  2903
			*pkg = *p->new_package;
danw@147
  2904
		} else {
danw@137
  2905
			pkg = array_add(&remove_packages, sizeof *pkg);
krh@191
  2906
			*pkg = *p->old_package;
danw@147
  2907
		}
danw@137
  2908
	}
krh@186
  2909
	map = razor_qsort_with_data(install_packages.data,
krh@186
  2910
				    install_packages.size / sizeof *pkg,
krh@186
  2911
				    sizeof *pkg,
krh@186
  2912
				    compare_packages,
krh@186
  2913
				    trans->upstream);
danw@137
  2914
	free(map);
krh@186
  2915
	map = razor_qsort_with_data(remove_packages.data,
krh@186
  2916
				    remove_packages.size / sizeof *pkg,
krh@186
  2917
				    sizeof *pkg,
krh@186
  2918
				    compare_packages,
krh@186
  2919
				    trans->system);
danw@137
  2920
	free(map);
danw@137
  2921
danw@137
  2922
	merger = razor_merger_create(trans->system, trans->upstream);
danw@137
  2923
danw@137
  2924
	source1 = &merger->source1;
danw@137
  2925
	source2 = &merger->source2;
danw@137
  2926
danw@137
  2927
	i = install_packages.data;
danw@137
  2928
	iend = install_packages.data + install_packages.size;
danw@137
  2929
	ipool = trans->upstream->string_pool.data;
danw@137
  2930
danw@137
  2931
	r = remove_packages.data;
danw@137
  2932
	rend = remove_packages.data + remove_packages.size;
danw@137
  2933
	rpool = trans->system->string_pool.data;
danw@137
  2934
danw@137
  2935
	s = trans->system->packages.data;
danw@137
  2936
	send = trans->system->packages.data + trans->system->packages.size;
danw@137
  2937
	spool = trans->system->string_pool.data;
danw@137
  2938
danw@137
  2939
	while (s < send || i < iend) {
danw@137
  2940
		/* Check if s is being removed */
danw@137
  2941
		if (s < send && r < rend &&
danw@137
  2942
		    s->name == r->name && s->version && r->version) {
danw@137
  2943
			s++;
danw@137
  2944
			r++;
danw@137
  2945
			continue;
danw@137
  2946
		}
danw@137
  2947
danw@137
  2948
		if (s < send && i < iend)
danw@137
  2949
			cmp = strcmp(&spool[s->name], &ipool[i->name]);
danw@137
  2950
		else if (s < send)
danw@137
  2951
			cmp = -1;
danw@137
  2952
		else
danw@137
  2953
			cmp = 1;
danw@137
  2954
		if (cmp < 0) {
danw@137
  2955
			add_package(merger, s, source1, 0);
danw@137
  2956
			s++;
danw@137
  2957
		} else if (cmp == 0) {
danw@137
  2958
			add_package(merger, i, source2, UPSTREAM_SOURCE);
danw@137
  2959
			s++;
danw@137
  2960
			i++;
danw@137
  2961
		} else {
danw@137
  2962
			add_package(merger, i, source2, UPSTREAM_SOURCE);
danw@137
  2963
			i++;
danw@137
  2964
		}
danw@137
  2965
	}
danw@137
  2966
danw@137
  2967
	array_release(&install_packages);
danw@137
  2968
	array_release(&remove_packages);
danw@137
  2969
krh@196
  2970
	set = razor_merger_finish(merger);
krh@196
  2971
	razor_transaction_destroy(trans);
krh@196
  2972
krh@196
  2973
	return set;
danw@137
  2974
}
danw@137
  2975
danw@137
  2976
void
danw@137
  2977
razor_transaction_destroy(struct razor_transaction *trans)
danw@137
  2978
{
krh@191
  2979
	struct razor_transaction_package *p, *end;
krh@191
  2980
krh@191
  2981
	end = trans->packages.data + trans->packages.size;
krh@191
  2982
	for (p = trans->packages.data; p < end; p++) {
krh@191
  2983
		if (!p->dep_package &&
krh@191
  2984
		    (p->state == RAZOR_PACKAGE_INSTALL_UNAVAILABLE ||
krh@191
  2985
		     p->state == RAZOR_PACKAGE_REMOVE_NOT_INSTALLED))
krh@191
  2986
			free((char *)p->name);
danw@137
  2987
	}
krh@195
  2988
krh@195
  2989
	array_release(&trans->packages);
krh@195
  2990
	bitarray_release(&trans->syspkgs);
krh@195
  2991
	bitarray_release(&trans->uppkgs);
danw@137
  2992
	free(trans);
danw@137
  2993
danw@137
  2994
	/* FIXME: free upstream if it was created as an empty set */
danw@137
  2995
}