1.1 --- /dev/null Thu Jan 01 00:00:00 1970 +0000
1.2 +++ b/plover/yumrepository.c Tue Apr 25 17:41:00 2023 +0100
1.3 @@ -0,0 +1,554 @@
1.4 +
1.5 +/*
1.6 + * Copyright (C) 2008 Kristian Høgsberg <krh@redhat.com>
1.7 + * Copyright (C) 2008 Red Hat, Inc
1.8 + * Copyright (C) 2009, 2011, 2014, 2016, 2023 J. Ali Harlow <ali@juiblex.co.uk>
1.9 + *
1.10 + * This program is free software; you can redistribute it and/or modify
1.11 + * it under the terms of the GNU General Public License as published by
1.12 + * the Free Software Foundation; either version 2 of the License, or
1.13 + * (at your option) any later version.
1.14 + *
1.15 + * This program is distributed in the hope that it will be useful,
1.16 + * but WITHOUT ANY WARRANTY; without even the implied warranty of
1.17 + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
1.18 + * GNU General Public License for more details.
1.19 + *
1.20 + * You should have received a copy of the GNU General Public License along
1.21 + * with this program; if not, write to the Free Software Foundation, Inc.,
1.22 + * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
1.23 + */
1.24 +
1.25 +#define _GNU_SOURCE
1.26 +
1.27 +#include "config.h"
1.28 +#include <stdlib.h>
1.29 +#include <string.h>
1.30 +#include <stdio.h>
1.31 +#include <stdint.h>
1.32 +#include <sys/stat.h>
1.33 +#include <unistd.h>
1.34 +#include <fcntl.h>
1.35 +#include <errno.h>
1.36 +#include <glib.h>
1.37 +#include <glib-object.h>
1.38 +#include <expat.h>
1.39 +#include <zlib.h>
1.40 +#include <razor.h>
1.41 +#include <plover/plover.h>
1.42 +#include <plover/inputstream.h>
1.43 +#include <plover/yumrepository.h>
1.44 +#include <plover/uri-handler.h>
1.45 +
1.46 +G_DEFINE_TYPE(PloverYumRepository,plover_yum_repository,PLOVER_TYPE_REPOSITORY);
1.47 +
1.48 +typedef struct _PloverYumRepositoryPrivate {
1.49 + gchar *base_uri;
1.50 + struct comps *comps;
1.51 +} PloverYumRepositoryPrivate;
1.52 +
1.53 +#define PLOVER_YUM_REPOSITORY_GET_PRIVATE(obj)\
1.54 + G_TYPE_INSTANCE_GET_PRIVATE(obj,\
1.55 + PLOVER_TYPE_YUM_REPOSITORY,\
1.56 + PloverYumRepositoryPrivate)
1.57 +
1.58 +enum {
1.59 + YUM_STATE_BEGIN,
1.60 + YUM_STATE_PACKAGE_NAME,
1.61 + YUM_STATE_PACKAGE_ARCH,
1.62 + YUM_STATE_SUMMARY,
1.63 + YUM_STATE_DESCRIPTION,
1.64 + YUM_STATE_URL,
1.65 + YUM_STATE_LICENSE,
1.66 + YUM_STATE_CHECKSUM,
1.67 + YUM_STATE_REQUIRES,
1.68 + YUM_STATE_PROVIDES,
1.69 + YUM_STATE_OBSOLETES,
1.70 + YUM_STATE_CONFLICTS,
1.71 + YUM_STATE_SKIPPING_PACKAGE,
1.72 + YUM_STATE_FILE
1.73 +};
1.74 +
1.75 +struct yum_context {
1.76 + XML_Parser primary_parser;
1.77 + XML_Parser filelists_parser;
1.78 + XML_Parser current_parser;
1.79 +
1.80 + struct razor_importer *importer;
1.81 + struct import_property_context *current_property_context;
1.82 + const char *base_uri;
1.83 + GTree *uris;
1.84 + char name[256], arch[64], summary[512], description[4096];
1.85 + char url[256], license[64], buffer[512], *p;
1.86 + char pkgid[128], evr[128];
1.87 + uint32_t property_type;
1.88 + int state;
1.89 +
1.90 + int total, current;
1.91 +};
1.92 +
1.93 +static void plover_yum_repository_finalize(GObject *obj)
1.94 +{
1.95 + PloverYumRepositoryPrivate *priv=PLOVER_YUM_REPOSITORY_GET_PRIVATE(obj);
1.96 + plover_comps_free(priv->comps);
1.97 + g_free(priv->base_uri);
1.98 + if (G_OBJECT_CLASS(plover_yum_repository_parent_class)->finalize)
1.99 + G_OBJECT_CLASS(plover_yum_repository_parent_class)->finalize(obj);
1.100 +}
1.101 +
1.102 +static void plover_yum_repository_class_init(PloverYumRepositoryClass *klass)
1.103 +{
1.104 + GObjectClass *oclass=G_OBJECT_CLASS(klass);
1.105 + plover__uri_handler_init();
1.106 + oclass->finalize=plover_yum_repository_finalize;
1.107 + g_type_class_add_private(klass,sizeof(PloverYumRepositoryPrivate));
1.108 +}
1.109 +
1.110 +static void plover_yum_repository_init(PloverYumRepository *repository)
1.111 +{
1.112 +}
1.113 +
1.114 +static uint32_t
1.115 +yum_to_razor_relation (const char *flags)
1.116 +{
1.117 + if (flags[0] == 'L') {
1.118 + if (flags[1] == 'T')
1.119 + return RAZOR_PROPERTY_LESS;
1.120 + else
1.121 + return RAZOR_PROPERTY_LESS | RAZOR_PROPERTY_EQUAL;
1.122 + } else if (flags[0] == 'G') {
1.123 + if (flags[1] == 'T')
1.124 + return RAZOR_PROPERTY_GREATER;
1.125 + else
1.126 + return RAZOR_PROPERTY_GREATER | RAZOR_PROPERTY_EQUAL;
1.127 + } else
1.128 + return RAZOR_PROPERTY_EQUAL;
1.129 +}
1.130 +
1.131 +static void
1.132 +yum_primary_start_element(void *data, const char *name, const char **atts)
1.133 +{
1.134 + struct yum_context *ctx = data;
1.135 + const char *n, *epoch, *version, *release;
1.136 + char buffer[128];
1.137 + char *s;
1.138 + gchar *nevra;
1.139 + uint32_t pre, relation, flags;
1.140 + int i;
1.141 +
1.142 + if (ctx->state == YUM_STATE_SKIPPING_PACKAGE)
1.143 + return;
1.144 +
1.145 + if (strcmp(name, "metadata") == 0) {
1.146 + for (i = 0; atts[i]; i += 2) {
1.147 + if (strcmp(atts[i], "packages") == 0)
1.148 + ctx->total = atoi(atts[i + 1]);
1.149 + }
1.150 + } else if (strcmp(name, "package") == 0) {
1.151 + *ctx->name=*ctx->arch=*ctx->summary=*ctx->description='\0';
1.152 + *ctx->url=*ctx->license='\0';
1.153 + } else if (strcmp(name, "name") == 0) {
1.154 + ctx->state = YUM_STATE_PACKAGE_NAME;
1.155 + ctx->p = ctx->name;
1.156 + } else if (strcmp(name, "arch") == 0) {
1.157 + ctx->state = YUM_STATE_PACKAGE_ARCH;
1.158 + ctx->p = ctx->arch;
1.159 + } else if (strcmp(name, "version") == 0) {
1.160 + epoch = NULL;
1.161 + version = NULL;
1.162 + release = NULL;
1.163 + for (i = 0; atts[i]; i += 2) {
1.164 + if (strcmp(atts[i], "epoch") == 0)
1.165 + epoch = atts[i + 1];
1.166 + else if (strcmp(atts[i], "ver") == 0)
1.167 + version = atts[i + 1];
1.168 + else if (strcmp(atts[i], "rel") == 0)
1.169 + release = atts[i + 1];
1.170 + }
1.171 + if (version == NULL || release == NULL) {
1.172 + fprintf(stderr, "invalid version tag, "
1.173 + "missing version or release attribute\n");
1.174 + return;
1.175 + }
1.176 +
1.177 + razor_build_evr(ctx->evr, sizeof ctx->evr, epoch, version,
1.178 + release);
1.179 + if (!strcmp(ctx->arch, "noarch") ||
1.180 + !strcmp(ctx->arch, razor_system_arch())) {
1.181 + razor_importer_begin_package(ctx->importer, ctx->name,
1.182 + ctx->evr, ctx->arch);
1.183 + } else
1.184 + ctx->state = YUM_STATE_SKIPPING_PACKAGE;
1.185 + } else if (strcmp(name, "summary") == 0) {
1.186 + ctx->p = ctx->summary;
1.187 + ctx->state = YUM_STATE_SUMMARY;
1.188 + } else if (strcmp(name, "description") == 0) {
1.189 + ctx->p = ctx->description;
1.190 + ctx->state = YUM_STATE_DESCRIPTION;
1.191 + } else if (strcmp(name, "url") == 0) {
1.192 + ctx->p = ctx->url;
1.193 + ctx->state = YUM_STATE_URL;
1.194 + } else if (strcmp(name, "checksum") == 0) {
1.195 + ctx->p = ctx->pkgid;
1.196 + ctx->state = YUM_STATE_CHECKSUM;
1.197 + } else if (strcmp(name, "location") == 0) {
1.198 + if (ctx->state != YUM_STATE_SKIPPING_PACKAGE) {
1.199 + for (i = 0; atts[i]; i += 2)
1.200 + if (strcmp(atts[i], "href") == 0) {
1.201 + nevra=g_strconcat(ctx->name,"-",ctx->evr,".",
1.202 + ctx->arch,NULL);
1.203 + s=razor_path_relative_to_uri(ctx->base_uri,
1.204 + atts[i + 1],NULL);
1.205 + g_tree_insert(ctx->uris,nevra,g_strdup(s));
1.206 + free(s);
1.207 + break;
1.208 + }
1.209 + }
1.210 + } else if (strcmp(name, "rpm:license") == 0) {
1.211 + ctx->p = ctx->license;
1.212 + ctx->state = YUM_STATE_LICENSE;
1.213 + } else if (strcmp(name, "rpm:requires") == 0) {
1.214 + ctx->state = YUM_STATE_REQUIRES;
1.215 + ctx->property_type = RAZOR_PROPERTY_REQUIRES;
1.216 + } else if (strcmp(name, "rpm:provides") == 0) {
1.217 + ctx->state = YUM_STATE_PROVIDES;
1.218 + ctx->property_type = RAZOR_PROPERTY_PROVIDES;
1.219 + } else if (strcmp(name, "rpm:obsoletes") == 0) {
1.220 + ctx->state = YUM_STATE_OBSOLETES;
1.221 + ctx->property_type = RAZOR_PROPERTY_OBSOLETES;
1.222 + } else if (strcmp(name, "rpm:conflicts") == 0) {
1.223 + ctx->state = YUM_STATE_CONFLICTS;
1.224 + ctx->property_type = RAZOR_PROPERTY_CONFLICTS;
1.225 + } else if (strcmp(name, "rpm:entry") == 0 &&
1.226 + ctx->state != YUM_STATE_BEGIN) {
1.227 + n = NULL;
1.228 + epoch = NULL;
1.229 + version = NULL;
1.230 + release = NULL;
1.231 + relation = RAZOR_PROPERTY_EQUAL;
1.232 + pre = 0;
1.233 + for (i = 0; atts[i]; i += 2) {
1.234 + if (strcmp(atts[i], "name") == 0)
1.235 + n = atts[i + 1];
1.236 + else if (strcmp(atts[i], "epoch") == 0)
1.237 + epoch = atts[i + 1];
1.238 + else if (strcmp(atts[i], "ver") == 0)
1.239 + version = atts[i + 1];
1.240 + else if (strcmp(atts[i], "rel") == 0)
1.241 + release = atts[i + 1];
1.242 + else if (strcmp(atts[i], "flags") == 0)
1.243 + relation = yum_to_razor_relation(atts[i + 1]);
1.244 + else if (strcmp(atts[i], "pre") == 0)
1.245 + pre = RAZOR_PROPERTY_PRE;
1.246 + }
1.247 +
1.248 + if (n == NULL) {
1.249 + fprintf(stderr, "invalid rpm:entry, "
1.250 + "missing name or version attributes\n");
1.251 + return;
1.252 + }
1.253 +
1.254 + razor_build_evr(buffer, sizeof buffer, epoch, version, release);
1.255 + flags = ctx->property_type | relation | pre;
1.256 + razor_importer_add_property(ctx->importer, n, flags, buffer);
1.257 + }
1.258 +}
1.259 +
1.260 +static void
1.261 +yum_primary_end_element (void *data, const char *name)
1.262 +{
1.263 + struct yum_context *ctx = data;
1.264 +
1.265 + switch (ctx->state) {
1.266 + case YUM_STATE_PACKAGE_NAME:
1.267 + case YUM_STATE_PACKAGE_ARCH:
1.268 + case YUM_STATE_SUMMARY:
1.269 + case YUM_STATE_DESCRIPTION:
1.270 + case YUM_STATE_URL:
1.271 + case YUM_STATE_LICENSE:
1.272 + case YUM_STATE_CHECKSUM:
1.273 + case YUM_STATE_FILE:
1.274 + ctx->state = YUM_STATE_BEGIN;
1.275 + break;
1.276 + }
1.277 +
1.278 + if (strcmp(name, "package") == 0) {
1.279 + if (ctx->state != YUM_STATE_SKIPPING_PACKAGE)
1.280 + razor_importer_add_details(ctx->importer, ctx->summary,
1.281 + ctx->description, ctx->url,
1.282 + ctx->license);
1.283 +
1.284 + XML_StopParser(ctx->current_parser, XML_TRUE);
1.285 + ctx->current_parser = ctx->filelists_parser;
1.286 + }
1.287 +}
1.288 +
1.289 +static void
1.290 +yum_character_data (void *data, const XML_Char *s, int len)
1.291 +{
1.292 + struct yum_context *ctx = data;
1.293 +
1.294 + switch (ctx->state) {
1.295 + case YUM_STATE_PACKAGE_NAME:
1.296 + case YUM_STATE_PACKAGE_ARCH:
1.297 + case YUM_STATE_SUMMARY:
1.298 + case YUM_STATE_DESCRIPTION:
1.299 + case YUM_STATE_URL:
1.300 + case YUM_STATE_LICENSE:
1.301 + case YUM_STATE_CHECKSUM:
1.302 + case YUM_STATE_FILE:
1.303 + memcpy(ctx->p, s, len);
1.304 + ctx->p += len;
1.305 + *ctx->p = '\0';
1.306 + break;
1.307 + }
1.308 +}
1.309 +
1.310 +static void
1.311 +yum_filelists_start_element(void *data, const char *name, const char **atts)
1.312 +{
1.313 + struct yum_context *ctx = data;
1.314 + const char *pkg, *pkgid;
1.315 + int i;
1.316 +
1.317 + if (strcmp(name, "package") == 0 &&
1.318 + ctx->state != YUM_STATE_SKIPPING_PACKAGE) {
1.319 + pkg = NULL;
1.320 + pkgid = NULL;
1.321 + for (i = 0; atts[i]; i += 2) {
1.322 + if (strcmp(atts[i], "name") == 0)
1.323 + pkg = atts[i + 1];
1.324 + else if (strcmp(atts[i], "pkgid") == 0)
1.325 + pkgid = atts[i + 1];
1.326 + }
1.327 + if (strcmp(pkgid, ctx->pkgid) != 0)
1.328 + fprintf(stderr, "primary.xml and filelists.xml "
1.329 + "mismatch for %s: %s vs %s",
1.330 + pkg, pkgid, ctx->pkgid);
1.331 + } else if (strcmp(name, "file") == 0) {
1.332 + if (ctx->state != YUM_STATE_SKIPPING_PACKAGE)
1.333 + ctx->state = YUM_STATE_FILE;
1.334 + ctx->p = ctx->buffer;
1.335 + }
1.336 +}
1.337 +
1.338 +static void
1.339 +yum_filelists_end_element (void *data, const char *name)
1.340 +{
1.341 + struct yum_context *ctx = data;
1.342 +
1.343 + if (strcmp(name, "package") == 0) {
1.344 + XML_StopParser(ctx->current_parser, XML_TRUE);
1.345 + ctx->current_parser = ctx->primary_parser;
1.346 + if (ctx->state != YUM_STATE_SKIPPING_PACKAGE)
1.347 + razor_importer_finish_package(ctx->importer);
1.348 + ctx->state = YUM_STATE_BEGIN;
1.349 + } else if (strcmp(name, "file") == 0) {
1.350 + if (ctx->state != YUM_STATE_SKIPPING_PACKAGE)
1.351 + razor_importer_add_file(ctx->importer, ctx->buffer);
1.352 + }
1.353 + if (ctx->state != YUM_STATE_SKIPPING_PACKAGE)
1.354 + ctx->state = YUM_STATE_BEGIN;
1.355 +}
1.356 +
1.357 +static int plover_system_arch_is_x86(void)
1.358 +{
1.359 + const char *arch=razor_system_arch();
1.360 + if (!arch || arch[0]!='i' || arch[1]<'3' || arch[1]>'6')
1.361 + return 0;
1.362 + else
1.363 + return !strcmp(arch+2,"86");
1.364 +}
1.365 +
1.366 +#define XML_BUFFER_SIZE 4096
1.367 +
1.368 +PloverYumRepository *plover_yum_repository_new_from_uri(const char *base_uri,
1.369 + GError **error)
1.370 +{
1.371 + struct yum_context ctx;
1.372 + gchar *s,**rpm_uris;
1.373 + GPtrArray *uris;
1.374 + char *uri;
1.375 + const char *name,*version,*arch;
1.376 + void *buf;
1.377 + gssize len;
1.378 + GInputStream *stream;
1.379 + GInputStream *primary,*filelists;
1.380 + GZlibDecompressor *decompressor;
1.381 + XML_ParsingStatus status;
1.382 + struct razor_set *razor;
1.383 + struct razor_package_iterator *iter;
1.384 + struct razor_package *pkg;
1.385 + PloverPackageSet *set;
1.386 + PloverYumRepository *repository;
1.387 + PloverYumRepositoryPrivate *priv;
1.388 + g_return_val_if_fail(plover__uri_validate(base_uri),NULL);
1.389 + ctx.importer=razor_importer_create();
1.390 + ctx.state=YUM_STATE_BEGIN;
1.391 + ctx.base_uri=base_uri;
1.392 + ctx.primary_parser=XML_ParserCreate(NULL);
1.393 + XML_SetUserData(ctx.primary_parser,&ctx);
1.394 + XML_SetElementHandler(ctx.primary_parser,yum_primary_start_element,
1.395 + yum_primary_end_element);
1.396 + XML_SetCharacterDataHandler(ctx.primary_parser,yum_character_data);
1.397 + ctx.filelists_parser=XML_ParserCreate(NULL);
1.398 + XML_SetUserData(ctx.filelists_parser,&ctx);
1.399 + XML_SetElementHandler(ctx.filelists_parser,yum_filelists_start_element,
1.400 + yum_filelists_end_element);
1.401 + XML_SetCharacterDataHandler(ctx.filelists_parser,yum_character_data);
1.402 + uri=razor_path_relative_to_uri(base_uri,"repodata/primary.xml.gz",NULL);
1.403 + stream=plover_razor_input_stream_new(uri,error);
1.404 + free(uri);
1.405 + if (!stream) {
1.406 + XML_ParserFree(ctx.primary_parser);
1.407 + XML_ParserFree(ctx.filelists_parser);
1.408 + return NULL;
1.409 + }
1.410 + decompressor=g_zlib_decompressor_new(G_ZLIB_COMPRESSOR_FORMAT_GZIP);
1.411 + primary=g_converter_input_stream_new(G_INPUT_STREAM(stream),
1.412 + G_CONVERTER(decompressor));
1.413 + g_object_unref(stream);
1.414 + g_object_unref(decompressor);
1.415 + uri=razor_path_relative_to_uri(base_uri,"repodata/filelists.xml.gz",NULL);
1.416 + stream=plover_razor_input_stream_new(uri,error);
1.417 + free(uri);
1.418 + if (!stream) {
1.419 + g_object_unref(primary);
1.420 + XML_ParserFree(ctx.primary_parser);
1.421 + XML_ParserFree(ctx.filelists_parser);
1.422 + return NULL;
1.423 + }
1.424 + decompressor=g_zlib_decompressor_new(G_ZLIB_COMPRESSOR_FORMAT_GZIP);
1.425 + filelists=g_converter_input_stream_new(G_INPUT_STREAM(stream),
1.426 + G_CONVERTER(decompressor));
1.427 + g_object_unref(stream);
1.428 + g_object_unref(decompressor);
1.429 + ctx.current_parser=ctx.primary_parser;
1.430 + ctx.uris=g_tree_new_full((GCompareDataFunc)strcmp,NULL,g_free,NULL);
1.431 + ctx.current=0;
1.432 + do
1.433 + {
1.434 + XML_GetParsingStatus(ctx.current_parser,&status);
1.435 + switch (status.parsing)
1.436 + {
1.437 + case XML_SUSPENDED:
1.438 + XML_ResumeParser(ctx.current_parser);
1.439 + break;
1.440 + case XML_PARSING:
1.441 + case XML_INITIALIZED:
1.442 + buf=XML_GetBuffer(ctx.current_parser,XML_BUFFER_SIZE);
1.443 + if (ctx.current_parser==ctx.primary_parser)
1.444 + len=g_input_stream_read(G_INPUT_STREAM(primary),buf,
1.445 + XML_BUFFER_SIZE,NULL,error);
1.446 + else
1.447 + len=g_input_stream_read(G_INPUT_STREAM(filelists),buf,
1.448 + XML_BUFFER_SIZE,NULL,error);
1.449 + if (len<0)
1.450 + return NULL;
1.451 + XML_ParseBuffer(ctx.current_parser,len,!len);
1.452 + break;
1.453 + case XML_FINISHED:
1.454 + break;
1.455 + }
1.456 + } while (status.parsing!=XML_FINISHED);
1.457 + XML_ParserFree(ctx.primary_parser);
1.458 + XML_ParserFree(ctx.filelists_parser);
1.459 + g_object_unref(primary);
1.460 + g_object_unref(filelists);
1.461 + razor=razor_importer_finish(ctx.importer);
1.462 +#if RAZOR_HEADER_VERSION_MIN<=1
1.463 + /*
1.464 + * Header version 1 is supported by plover v0.3 and is used on
1.465 + * 32-bit intel machines which allows the setup and update
1.466 + * applications from v0.3 to work. On other machines, we don't
1.467 + * want these old applications to work (since they would do
1.468 + * the wrong thing) and so we use the current header version
1.469 + * which they don't support.
1.470 + */
1.471 + if (plover_system_arch_is_x86())
1.472 + razor_set_set_header_version(razor,1);
1.473 +#endif
1.474 + uris=g_ptr_array_new();
1.475 + iter=razor_package_iterator_create(razor);
1.476 + while(razor_package_iterator_next(iter,&pkg,RAZOR_DETAIL_NAME,&name,
1.477 + RAZOR_DETAIL_VERSION,&version,RAZOR_DETAIL_ARCH,&arch,RAZOR_DETAIL_LAST))
1.478 + {
1.479 + s=g_strconcat(name,"-",version,".",arch,NULL);
1.480 + g_ptr_array_add(uris,g_tree_lookup(ctx.uris,s));
1.481 + g_free(s);
1.482 + }
1.483 + razor_package_iterator_destroy(iter);
1.484 + g_ptr_array_add(uris,NULL);
1.485 + g_tree_unref(ctx.uris);
1.486 + rpm_uris=(gchar **)g_ptr_array_free(uris,FALSE);
1.487 + set=plover_package_set_new_from_razor(razor);
1.488 + razor_set_unref(razor);
1.489 + repository=g_object_new(PLOVER_TYPE_YUM_REPOSITORY,"package-set",set,
1.490 + "rpm-uris",rpm_uris,NULL);
1.491 + g_object_unref(set);
1.492 + g_strfreev(rpm_uris);
1.493 + priv=PLOVER_YUM_REPOSITORY_GET_PRIVATE(repository);
1.494 + priv->base_uri=g_strdup(base_uri);
1.495 + return repository;
1.496 +}
1.497 +
1.498 +PloverYumRepository *plover_yum_repository_new_from_path(const char *base,
1.499 + GError **error)
1.500 +{
1.501 + PloverYumRepository *repository;
1.502 + gchar *base_uri;
1.503 + GFile *file;
1.504 + file=g_file_new_for_path(base);
1.505 + base_uri=g_file_get_uri(file);
1.506 + g_object_unref(file);
1.507 + repository=plover_yum_repository_new_from_uri(base_uri,error);
1.508 + g_free(base_uri);
1.509 + return repository;
1.510 +}
1.511 +
1.512 +/* Compatibility function: Depreciated in favour of
1.513 + * plover_yum_repository_new_from_uri()
1.514 + */
1.515 +
1.516 +PloverRepository *plover_repository_new_from_yum_uri(const char *base_uri,
1.517 + GError **error)
1.518 +{
1.519 + PloverYumRepository *repository;
1.520 + repository=plover_yum_repository_new_from_uri(base_uri,error);
1.521 + return repository?PLOVER_REPOSITORY(repository):NULL;
1.522 +}
1.523 +
1.524 +/* Compatibility function: Depreciated in favour of
1.525 + * plover_yum_repository_new_from_path()
1.526 + */
1.527 +
1.528 +PloverRepository *plover_repository_new_from_yum(const char *base,
1.529 + GError **error)
1.530 +{
1.531 + PloverYumRepository *repository;
1.532 + repository=plover_yum_repository_new_from_path(base,error);
1.533 + return repository?PLOVER_REPOSITORY(repository):NULL;
1.534 +}
1.535 +
1.536 +struct comps *plover_yum_repository_get_comps(PloverYumRepository *repository,
1.537 + GError **error)
1.538 +{
1.539 + gchar *uri;
1.540 + PloverYumRepositoryPrivate *priv;
1.541 + g_return_val_if_fail(PLOVER_IS_YUM_REPOSITORY(repository),NULL);
1.542 + priv=PLOVER_YUM_REPOSITORY_GET_PRIVATE(repository);
1.543 + if (!priv->base_uri)
1.544 + {
1.545 + g_set_error(error,PLOVER_GENERAL_ERROR,PLOVER_GENERAL_ERROR_FAILED,
1.546 + "No base URI set");
1.547 + return NULL;
1.548 + }
1.549 + if (!priv->comps)
1.550 + {
1.551 + uri=razor_path_relative_to_uri(priv->base_uri,"repodata/comps.xml",
1.552 + NULL);
1.553 + priv->comps=plover_comps_new_from_uri(uri,error);
1.554 + free(uri);
1.555 + }
1.556 + return priv->comps;
1.557 +}