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Diffstat (limited to 'lib/libalpm/package.c')
-rw-r--r--lib/libalpm/package.c394
1 files changed, 60 insertions, 334 deletions
diff --git a/lib/libalpm/package.c b/lib/libalpm/package.c
index 794a2f7d..3989b76d 100644
--- a/lib/libalpm/package.c
+++ b/lib/libalpm/package.c
@@ -31,7 +31,6 @@
#include <sys/types.h>
#include <sys/stat.h>
#include <unistd.h>
-#include <locale.h> /* setlocale */
/* libarchive */
#include <archive.h>
@@ -42,7 +41,6 @@
#include "alpm_list.h"
#include "log.h"
#include "util.h"
-#include "error.h"
#include "db.h"
#include "cache.h"
#include "delta.h"
@@ -54,42 +52,13 @@
* @{
*/
-/** Create a package from a file.
- * If full is false, the archive is read only until all necessary
- * metadata is found. If it is true, the entire archive is read, which
- * serves as a verfication of integrity and the filelist can be created.
- * @param filename location of the package tarball
- * @param full whether to stop the load after metadata is read or continue
- * through the full archive
- * @param pkg address of the package pointer
- * @return 0 on success, -1 on error (pm_errno is set accordingly)
- */
-int SYMEXPORT alpm_pkg_load(const char *filename, unsigned short full,
- pmpkg_t **pkg)
-{
- _alpm_log(PM_LOG_FUNCTION, "enter alpm_pkg_load\n");
-
- /* Sanity checks */
- ASSERT(filename != NULL && strlen(filename) != 0,
- RET_ERR(PM_ERR_WRONG_ARGS, -1));
- ASSERT(pkg != NULL, RET_ERR(PM_ERR_WRONG_ARGS, -1));
-
- *pkg = _alpm_pkg_load(filename, full);
- if(*pkg == NULL) {
- /* pm_errno is set by pkg_load */
- return(-1);
- }
-
- return(0);
-}
-
/** Free a package.
* @param pkg package pointer to free
* @return 0 on success, -1 on error (pm_errno is set accordingly)
*/
int SYMEXPORT alpm_pkg_free(pmpkg_t *pkg)
{
- _alpm_log(PM_LOG_FUNCTION, "enter alpm_pkg_free\n");
+ ALPM_LOG_FUNC;
ASSERT(pkg != NULL, RET_ERR(PM_ERR_WRONG_ARGS, -1));
@@ -108,8 +77,7 @@ int SYMEXPORT alpm_pkg_free(pmpkg_t *pkg)
int SYMEXPORT alpm_pkg_checkmd5sum(pmpkg_t *pkg)
{
char *fpath;
- char *md5sum = NULL;
- int retval = 0;
+ int retval;
ALPM_LOG_FUNC;
@@ -119,28 +87,16 @@ int SYMEXPORT alpm_pkg_checkmd5sum(pmpkg_t *pkg)
ASSERT(pkg->origin_data.db != handle->db_local, RET_ERR(PM_ERR_PKG_INVALID, -1));
fpath = _alpm_filecache_find(alpm_pkg_get_filename(pkg));
- md5sum = alpm_get_md5sum(fpath);
- if(md5sum == NULL) {
- _alpm_log(PM_LOG_ERROR, _("could not get md5sum for package %s-%s\n"),
- alpm_pkg_get_name(pkg), alpm_pkg_get_version(pkg));
- pm_errno = PM_ERR_NOT_A_FILE;
+ retval = _alpm_test_md5sum(fpath, alpm_pkg_get_md5sum(pkg));
+
+ if(retval == 0) {
+ return(0);
+ } else if (retval == 1) {
+ pm_errno = PM_ERR_PKG_INVALID;
retval = -1;
- } else {
- if(strcmp(md5sum, alpm_pkg_get_md5sum(pkg)) == 0) {
- _alpm_log(PM_LOG_DEBUG, "md5sums for package %s-%s match\n",
- alpm_pkg_get_name(pkg), alpm_pkg_get_version(pkg));
- } else {
- _alpm_log(PM_LOG_ERROR, _("md5sums do not match for package %s-%s\n"),
- alpm_pkg_get_name(pkg), alpm_pkg_get_version(pkg));
- pm_errno = PM_ERR_PKG_INVALID;
- retval = -1;
- }
}
- FREE(fpath);
- FREE(md5sum);
-
return(retval);
}
@@ -169,17 +125,6 @@ const char SYMEXPORT *alpm_pkg_get_filename(pmpkg_t *pkg)
_alpm_db_read(pkg->origin_data.db, pkg, INFRQ_DESC);
}
- if(!strlen(pkg->filename)) {
- /* construct the file name, it's not in the desc file */
- if(pkg->arch && strlen(pkg->arch) > 0) {
- snprintf(pkg->filename, PKG_FILENAME_LEN, "%s-%s-%s" PKGEXT,
- pkg->name, pkg->version, pkg->arch);
- } else {
- snprintf(pkg->filename, PKG_FILENAME_LEN, "%s-%s" PKGEXT,
- pkg->name, pkg->version);
- }
- }
-
return pkg->filename;
}
@@ -523,7 +468,7 @@ void SYMEXPORT *alpm_pkg_changelog_open(pmpkg_t *pkg)
int ret = ARCHIVE_OK;
if((archive = archive_read_new()) == NULL) {
- RET_ERR(PM_ERR_LIBARCHIVE_ERROR, NULL);
+ RET_ERR(PM_ERR_LIBARCHIVE, NULL);
}
archive_read_support_compression_all(archive);
@@ -759,15 +704,12 @@ pmpkg_t *_alpm_pkg_new(const char *name, const char *version)
CALLOC(pkg, 1, sizeof(pmpkg_t), RET_ERR(PM_ERR_MEMORY, NULL));
- if(name && name[0] != 0) {
- strncpy(pkg->name, name, PKG_NAME_LEN);
- } else {
- pkg->name[0] = '\0';
+ if(name) {
+ STRDUP(pkg->name, name, RET_ERR(PM_ERR_MEMORY, pkg));
}
- if(version && version[0] != 0) {
- strncpy(pkg->version, version, PKG_VERSION_LEN);
- } else {
- pkg->version[0] = '\0';
+
+ if(version) {
+ STRDUP(pkg->version, version, RET_ERR(PM_ERR_MEMORY, pkg));
}
return(pkg);
@@ -775,31 +717,51 @@ pmpkg_t *_alpm_pkg_new(const char *name, const char *version)
pmpkg_t *_alpm_pkg_dup(pmpkg_t *pkg)
{
- pmpkg_t* newpkg;
+ pmpkg_t *newpkg;
+ alpm_list_t *i;
ALPM_LOG_FUNC;
CALLOC(newpkg, 1, sizeof(pmpkg_t), RET_ERR(PM_ERR_MEMORY, NULL));
- memcpy(newpkg, pkg, sizeof(pmpkg_t));
+ STRDUP(newpkg->filename, pkg->filename, RET_ERR(PM_ERR_MEMORY, newpkg));
+ STRDUP(newpkg->name, pkg->name, RET_ERR(PM_ERR_MEMORY, newpkg));
+ STRDUP(newpkg->version, pkg->version, RET_ERR(PM_ERR_MEMORY, newpkg));
+ STRDUP(newpkg->desc, pkg->desc, RET_ERR(PM_ERR_MEMORY, newpkg));
+ STRDUP(newpkg->url, pkg->url, RET_ERR(PM_ERR_MEMORY, newpkg));
+ newpkg->builddate = pkg->builddate;
+ newpkg->installdate = pkg->installdate;
+ STRDUP(newpkg->packager, pkg->packager, RET_ERR(PM_ERR_MEMORY, newpkg));
+ STRDUP(newpkg->md5sum, pkg->md5sum, RET_ERR(PM_ERR_MEMORY, newpkg));
+ STRDUP(newpkg->arch, pkg->arch, RET_ERR(PM_ERR_MEMORY, newpkg));
+ newpkg->size = pkg->size;
+ newpkg->isize = pkg->isize;
+ newpkg->scriptlet = pkg->scriptlet;
+ newpkg->force = pkg->force;
+ newpkg->reason = pkg->reason;
+
newpkg->licenses = alpm_list_strdup(alpm_pkg_get_licenses(pkg));
- newpkg->conflicts = alpm_list_strdup(alpm_pkg_get_conflicts(pkg));
+ newpkg->replaces = alpm_list_strdup(alpm_pkg_get_replaces(pkg));
+ newpkg->groups = alpm_list_strdup(alpm_pkg_get_groups(pkg));
newpkg->files = alpm_list_strdup(alpm_pkg_get_files(pkg));
newpkg->backup = alpm_list_strdup(alpm_pkg_get_backup(pkg));
- newpkg->depends = alpm_list_copy_data(alpm_pkg_get_depends(pkg),
- sizeof(pmdepend_t));
+ for(i = alpm_pkg_get_depends(pkg); i; i = alpm_list_next(i)) {
+ newpkg->depends = alpm_list_add(newpkg->depends, _alpm_dep_dup(i->data));
+ }
newpkg->optdepends = alpm_list_strdup(alpm_pkg_get_optdepends(pkg));
- newpkg->groups = alpm_list_strdup(alpm_pkg_get_groups(pkg));
+ newpkg->conflicts = alpm_list_strdup(alpm_pkg_get_conflicts(pkg));
newpkg->provides = alpm_list_strdup(alpm_pkg_get_provides(pkg));
- newpkg->replaces = alpm_list_strdup(alpm_pkg_get_replaces(pkg));
newpkg->deltas = alpm_list_copy_data(alpm_pkg_get_deltas(pkg),
- sizeof(pmdelta_t));
+ sizeof(pmdelta_t));
+
/* internal */
+ newpkg->origin = pkg->origin;
if(newpkg->origin == PKG_FROM_FILE) {
newpkg->origin_data.file = strdup(pkg->origin_data.file);
} else {
newpkg->origin_data.db = pkg->origin_data.db;
}
+ newpkg->infolevel = pkg->infolevel;
return(newpkg);
}
@@ -812,16 +774,28 @@ void _alpm_pkg_free(pmpkg_t *pkg)
return;
}
+ FREE(pkg->filename);
+ FREE(pkg->name);
+ FREE(pkg->version);
+ FREE(pkg->desc);
+ FREE(pkg->url);
+ FREE(pkg->packager);
+ FREE(pkg->md5sum);
+ FREE(pkg->arch);
FREELIST(pkg->licenses);
+ FREELIST(pkg->replaces);
+ FREELIST(pkg->groups);
FREELIST(pkg->files);
FREELIST(pkg->backup);
- FREELIST(pkg->depends);
+ alpm_list_free_inner(pkg->depends, (alpm_list_fn_free)_alpm_dep_free);
+ alpm_list_free(pkg->depends);
FREELIST(pkg->optdepends);
FREELIST(pkg->conflicts);
- FREELIST(pkg->groups);
FREELIST(pkg->provides);
- FREELIST(pkg->replaces);
- FREELIST(pkg->deltas);
+ alpm_list_free_inner(pkg->deltas, (alpm_list_fn_free)_alpm_delta_free);
+ alpm_list_free(pkg->deltas);
+ alpm_list_free(pkg->delta_path);
+
if(pkg->origin == PKG_FROM_FILE) {
FREE(pkg->origin_data.file);
}
@@ -869,257 +843,9 @@ int _alpm_pkg_cmp(const void *p1, const void *p2)
return(strcmp(alpm_pkg_get_name(pk1), alpm_pkg_get_name(pk2)));
}
-/* Parses the package description file for the current package
- * TODO: this should ALL be in a backend interface (be_files), we should
- * be dealing with the abstracted concepts only in this file
- * Returns: 0 on success, 1 on error
- *
- */
-static int parse_descfile(const char *descfile, pmpkg_t *info)
-{
- FILE* fp = NULL;
- char line[PATH_MAX];
- char *ptr = NULL;
- char *key = NULL;
- int linenum = 0;
-
- ALPM_LOG_FUNC;
-
- if((fp = fopen(descfile, "r")) == NULL) {
- _alpm_log(PM_LOG_ERROR, _("could not open file %s: %s\n"), descfile, strerror(errno));
- return(-1);
- }
-
- while(!feof(fp)) {
- fgets(line, PATH_MAX, fp);
- linenum++;
- _alpm_strtrim(line);
- if(strlen(line) == 0 || line[0] == '#') {
- continue;
- }
- ptr = line;
- key = strsep(&ptr, "=");
- if(key == NULL || ptr == NULL) {
- _alpm_log(PM_LOG_DEBUG, "%s: syntax error in description file line %d\n",
- info->name[0] != '\0' ? info->name : "error", linenum);
- } else {
- _alpm_strtrim(key);
- _alpm_strtrim(ptr);
- if(!strcmp(key, "pkgname")) {
- strncpy(info->name, ptr, sizeof(info->name));
- } else if(!strcmp(key, "pkgver")) {
- strncpy(info->version, ptr, sizeof(info->version));
- } else if(!strcmp(key, "pkgdesc")) {
- strncpy(info->desc, ptr, sizeof(info->desc));
- } else if(!strcmp(key, "group")) {
- info->groups = alpm_list_add(info->groups, strdup(ptr));
- } else if(!strcmp(key, "url")) {
- strncpy(info->url, ptr, sizeof(info->url));
- } else if(!strcmp(key, "license")) {
- info->licenses = alpm_list_add(info->licenses, strdup(ptr));
- } else if(!strcmp(key, "builddate")) {
- char first = tolower(ptr[0]);
- if(first > 'a' && first < 'z') {
- struct tm tmp_tm = {0}; //initialize to null incase of failure
- setlocale(LC_TIME, "C");
- strptime(ptr, "%a %b %e %H:%M:%S %Y", &tmp_tm);
- info->builddate = mktime(&tmp_tm);
- setlocale(LC_TIME, "");
- } else {
- info->builddate = atol(ptr);
- }
- } else if(!strcmp(key, "packager")) {
- strncpy(info->packager, ptr, sizeof(info->packager));
- } else if(!strcmp(key, "arch")) {
- strncpy(info->arch, ptr, sizeof(info->arch));
- } else if(!strcmp(key, "size")) {
- /* size in the raw package is uncompressed (installed) size */
- info->isize = atol(ptr);
- } else if(!strcmp(key, "depend")) {
- pmdepend_t *dep = alpm_splitdep(ptr);
- info->depends = alpm_list_add(info->depends, dep);
- } else if(!strcmp(key, "optdepend")) {
- info->optdepends = alpm_list_add(info->optdepends, strdup(ptr));
- } else if(!strcmp(key, "conflict")) {
- info->conflicts = alpm_list_add(info->conflicts, strdup(ptr));
- } else if(!strcmp(key, "replaces")) {
- info->replaces = alpm_list_add(info->replaces, strdup(ptr));
- } else if(!strcmp(key, "provides")) {
- info->provides = alpm_list_add(info->provides, strdup(ptr));
- } else if(!strcmp(key, "backup")) {
- info->backup = alpm_list_add(info->backup, strdup(ptr));
- } else {
- _alpm_log(PM_LOG_DEBUG, "%s: syntax error in description file line %d\n",
- info->name[0] != '\0' ? info->name : "error", linenum);
- }
- }
- line[0] = '\0';
- }
- fclose(fp);
- unlink(descfile);
-
- return(0);
-}
-
-
-/**
- * Load a package and create the corresponding pmpkg_t struct.
- * @param pkgfile path to the package file
- * @param full whether to stop the load after metadata is read or continue
- * through the full archive
- * @return An information filled pmpkg_t struct
- */
-pmpkg_t *_alpm_pkg_load(const char *pkgfile, unsigned short full)
+int _alpm_pkgname_pkg_cmp(const void *pkgname, const void *package)
{
- int ret = ARCHIVE_OK;
- int config = 0;
- struct archive *archive;
- struct archive_entry *entry;
- pmpkg_t *info = NULL;
- char *descfile = NULL;
- int fd = -1;
- struct stat st;
-
- ALPM_LOG_FUNC;
-
- if(pkgfile == NULL || strlen(pkgfile) == 0) {
- RET_ERR(PM_ERR_WRONG_ARGS, NULL);
- }
-
- if((archive = archive_read_new()) == NULL) {
- RET_ERR(PM_ERR_LIBARCHIVE_ERROR, NULL);
- }
-
- archive_read_support_compression_all(archive);
- archive_read_support_format_all(archive);
-
- if (archive_read_open_filename(archive, pkgfile,
- ARCHIVE_DEFAULT_BYTES_PER_BLOCK) != ARCHIVE_OK) {
- RET_ERR(PM_ERR_PKG_OPEN, NULL);
- }
-
- info = _alpm_pkg_new(NULL, NULL);
- if(info == NULL) {
- archive_read_finish(archive);
- RET_ERR(PM_ERR_MEMORY, NULL);
- }
-
- if(stat(pkgfile, &st) == 0) {
- info->size = st.st_size;
- }
-
- /* TODO there is no reason to make temp files to read
- * from a libarchive archive, it can be done by reading
- * directly from the archive
- * See: archive_read_data_into_buffer
- * requires changes 'parse_descfile' as well
- * */
-
- /* If full is false, only read through the archive until we find our needed
- * metadata. If it is true, read through the entire archive, which serves
- * as a verfication of integrity and allows us to create the filelist. */
- while((ret = archive_read_next_header(archive, &entry)) == ARCHIVE_OK) {
- const char *entry_name = archive_entry_pathname(entry);
-
- /* NOTE: we used to look for .FILELIST, but it is easier (and safer) for
- * us to just generate this on our own. */
- if(strcmp(entry_name, ".PKGINFO") == 0) {
- /* extract this file into /tmp. it has info for us */
- descfile = strdup("/tmp/alpm_XXXXXX");
- fd = mkstemp(descfile);
- if(archive_read_data_into_fd(archive, fd) != ARCHIVE_OK) {
- _alpm_log(PM_LOG_ERROR, _("error extracting package description file to %s\n"),
- descfile);
- goto pkg_invalid;
- }
- /* parse the info file */
- if(parse_descfile(descfile, info) == -1) {
- _alpm_log(PM_LOG_ERROR, _("could not parse package description file in %s\n"),
- pkgfile);
- goto pkg_invalid;
- }
- if(!strlen(info->name)) {
- _alpm_log(PM_LOG_ERROR, _("missing package name in %s\n"), pkgfile);
- goto pkg_invalid;
- }
- if(!strlen(info->version)) {
- _alpm_log(PM_LOG_ERROR, _("missing package version in %s\n"), pkgfile);
- goto pkg_invalid;
- }
- config = 1;
- unlink(descfile);
- FREE(descfile);
- close(fd);
- continue;
- } else if(strcmp(entry_name, ".INSTALL") == 0) {
- info->scriptlet = 1;
- } else if(*entry_name == '.') {
- /* for now, ignore all files starting with '.' that haven't
- * already been handled (for future possibilities) */
- } else {
- /* Keep track of all files for filelist generation */
- info->files = alpm_list_add(info->files, strdup(entry_name));
- }
-
- if(archive_read_data_skip(archive)) {
- _alpm_log(PM_LOG_ERROR, _("error while reading package %s: %s\n"),
- pkgfile, archive_error_string(archive));
- pm_errno = PM_ERR_LIBARCHIVE_ERROR;
- goto error;
- }
-
- /* if we are not doing a full read, see if we have all we need */
- if(!full && config) {
- break;
- }
- }
-
- if(ret != ARCHIVE_EOF && ret != ARCHIVE_OK) { /* An error occured */
- _alpm_log(PM_LOG_ERROR, _("error while reading package %s: %s\n"),
- pkgfile, archive_error_string(archive));
- pm_errno = PM_ERR_LIBARCHIVE_ERROR;
- goto error;
- }
-
- if(!config) {
- _alpm_log(PM_LOG_ERROR, _("missing package metadata in %s\n"), pkgfile);
- goto pkg_invalid;
- }
-
- archive_read_finish(archive);
-
- /* internal fields for package struct */
- info->origin = PKG_FROM_FILE;
- info->origin_data.file = strdup(pkgfile);
-
- if(full) {
- /* "checking for conflicts" requires a sorted list, so we ensure that here */
- _alpm_log(PM_LOG_DEBUG, "sorting package filelist for %s\n", pkgfile);
- info->files = alpm_list_msort(info->files, alpm_list_count(info->files),
- _alpm_str_cmp);
- info->infolevel = INFRQ_ALL;
- } else {
- /* get rid of any partial filelist we may have collected, as it is invalid */
- FREELIST(info->files);
- info->infolevel = INFRQ_BASE | INFRQ_DESC | INFRQ_DEPENDS;
- }
-
- return(info);
-
-pkg_invalid:
- pm_errno = PM_ERR_PKG_INVALID;
- if(descfile) {
- unlink(descfile);
- FREE(descfile);
- }
- if(fd != -1) {
- close(fd);
- }
-error:
- _alpm_pkg_free(info);
- archive_read_finish(archive);
-
- return(NULL);
+ return(strcmp(alpm_pkg_get_name((pmpkg_t *) package), (char *) pkgname));
}
/* Test for existence of a package in a alpm_list_t*

Copyright © 2002-2022 Judd Vinet and Aaron Griffin. Copyright © 2022 Erich Eckner.
The Arch Linux name and logo are recognized trademarks. Some rights reserved. The registered trademark Linux® is used pursuant to a sublicense from LMI, the exclusive licensee of Linus Torvalds, owner of the mark on a world-wide basis.