diff options
Diffstat (limited to 'lib')
| -rw-r--r-- | lib/libalpm/alpm.c | 38 | ||||
| -rw-r--r-- | lib/libalpm/alpm.h | 1 |
2 files changed, 39 insertions, 0 deletions
diff --git a/lib/libalpm/alpm.c b/lib/libalpm/alpm.c index 9336bc4c..d3eceefa 100644 --- a/lib/libalpm/alpm.c +++ b/lib/libalpm/alpm.c @@ -534,6 +534,44 @@ int alpm_pkg_free(pmpkg_t *pkg) return(0); } +/** Check the integrity of a package from the sync cache. + * @param pkg package pointer + * @return 0 on success, -1 on error (pm_errno is set accordingly) + */ +int alpm_pkg_checkmd5sum(pmpkg_t *pkg) +{ + char *path = NULL; + char *md5sum = NULL; + int retval = 0; + + ASSERT(pkg != NULL, RET_ERR(PM_ERR_WRONG_ARGS, -1)); + ASSERT(pkg->md5sum[0] != 0, RET_ERR(PM_ERR_XXX, -1)); + + asprintf(&path, "%s%s/%s-%s" PM_EXT_PKG, + handle->root, handle->cachedir, + pkg->name, pkg->version); + + md5sum = MDFile(path); + if(md5sum == NULL) { + _alpm_log(PM_LOG_ERROR, "could not get md5 checksum for package %s-%s\n", + pkg->name, pkg->version); + pm_errno = PM_ERR_NOT_A_FILE; + retval = -1; + } else { + if(strcmp(md5sum, pkg->md5sum) != 0) { + _alpm_log(PM_LOG_ERROR, "md5sums do not match for package %s-%s\n", + pkg->name, pkg->version); + pm_errno = PM_ERR_PKG_INVALID; + retval = -1; + } + } + + FREE(path); + FREE(md5sum); + + return(retval); +} + /** Compare versions. * @param ver1 first version * @param ver2 secont version diff --git a/lib/libalpm/alpm.h b/lib/libalpm/alpm.h index 47318ada..1980d89c 100644 --- a/lib/libalpm/alpm.h +++ b/lib/libalpm/alpm.h @@ -164,6 +164,7 @@ enum { void *alpm_pkg_getinfo(PM_PKG *pkg, unsigned char parm); int alpm_pkg_load(char *filename, PM_PKG **pkg); int alpm_pkg_free(PM_PKG *pkg); +int alpm_pkg_checkmd5sum(PM_PKG *pkg); int alpm_pkg_vercmp(const char *ver1, const char *ver2); /* |