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Add public functions for accessing mtree data

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Signed-off-by: Allan McRae <allan@archlinux.org>
This commit is contained in:
Allan McRae 2012-05-02 11:08:07 +10:00
parent 0445c68d9b
commit 097d5a478b
3 changed files with 46 additions and 2 deletions
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21
lib/libalpm/alpm.h
View File

@ -31,6 +31,10 @@ extern "C" {
#include <sys/types.h> /* off_t */
#include <stdarg.h> /* va_list */
/* libarchive */
#include <archive.h>
#include <archive_entry.h>
#include <alpm_list.h>
/*
@ -942,6 +946,23 @@ size_t alpm_pkg_changelog_read(void *ptr, size_t size,
int alpm_pkg_changelog_close(const alpm_pkg_t *pkg, void *fp);
/** Open a package mtree file for reading.
* @param pkg the local package to read the changelog of
* @return a archive structure for the package mtree file
*/
struct archive *alpm_pkg_mtree_open(alpm_pkg_t *pkg);
/** Read next entry from a package mtree file.
* @param pkg the package that the mtree file is being read from
* @param archive the archive structure reading from the mtree file
* @param entry an archive_entry to store the entry header information
* @return 0 if end of archive is reached, non-zero otherwise.
*/
int alpm_pkg_mtree_next(const alpm_pkg_t *pkg, struct archive *archive,
struct archive_entry **entry);
int alpm_pkg_mtree_close(const alpm_pkg_t *pkg, struct archive *archive);
/** Returns whether the package has an install scriptlet.
* @return 0 if FALSE, TRUE otherwise
*/

2
lib/libalpm/be_local.c
View File

@ -225,8 +225,6 @@ static struct archive *_cache_mtree_open(alpm_pkg_t *pkg)
int r;
struct archive *mtree;
pkg->handle->pm_errno = 0;
alpm_db_t *db = alpm_pkg_get_db(pkg);
char *mtfile = _alpm_local_db_pkgpath(db, pkg, "mtree");

25
lib/libalpm/package.c
View File

@ -403,6 +403,31 @@ int SYMEXPORT alpm_pkg_changelog_close(const alpm_pkg_t *pkg, void *fp)
return pkg->ops->changelog_close(pkg, fp);
}
/** Open a package mtree file for reading. */
struct archive SYMEXPORT *alpm_pkg_mtree_open(alpm_pkg_t * pkg)
{
ASSERT(pkg != NULL, return NULL);
pkg->handle->pm_errno = 0;
return pkg->ops->mtree_open(pkg);
}
/** Read entry from an open mtree file. */
int SYMEXPORT alpm_pkg_mtree_next(const alpm_pkg_t * pkg, struct archive *archive,
struct archive_entry **entry)
{
ASSERT(pkg != NULL, return -1);
pkg->handle->pm_errno = 0;
return pkg->ops->mtree_next(pkg, archive, entry);
}
/** Close a package mtree file for reading. */
int SYMEXPORT alpm_pkg_mtree_close(const alpm_pkg_t * pkg, struct archive *archive)
{
ASSERT(pkg != NULL, return -1);
pkg->handle->pm_errno = 0;
return pkg->ops->mtree_close(pkg, archive);
}
int SYMEXPORT alpm_pkg_has_scriptlet(alpm_pkg_t *pkg)
{
ASSERT(pkg != NULL, return -1);