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-rw-r--r--lib/libalpm/be_files.c247
-rw-r--r--lib/libalpm/be_package.c2
-rw-r--r--lib/libalpm/cache.c11
-rw-r--r--lib/libalpm/package.c174
-rw-r--r--lib/libalpm/package.h56
5 files changed, 398 insertions, 92 deletions
diff --git a/lib/libalpm/be_files.c b/lib/libalpm/be_files.c
index c0298049..e8573947 100644
--- a/lib/libalpm/be_files.c
+++ b/lib/libalpm/be_files.c
@@ -1,8 +1,8 @@
/*
* be_files.c
*
- * Copyright (c) 2006 by Christian Hamar <krics@linuxforum.hu>
- * Copyright (c) 2006 by Miklos Vajna <vmiklos@frugalware.org>
+ * Copyright (c) 2006-2010 Pacman Development Team <pacman-dev@archlinux.org>
+ * Copyright (c) 2002-2006 by Judd Vinet <jvinet@zeroflux.org>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
@@ -51,6 +51,247 @@
#include "dload.h"
+#define LAZY_LOAD(info, errret) \
+ do { \
+ ALPM_LOG_FUNC; \
+ ASSERT(handle != NULL, return(errret)); \
+ ASSERT(pkg != NULL, return(errret)); \
+ if(pkg->origin != PKG_FROM_FILE && !(pkg->infolevel & info)) { \
+ _alpm_db_read(pkg->origin_data.db, pkg, info); \
+ } \
+ } while(0)
+
+
+/* Cache-specific accessor functions. These implementations allow for lazy
+ * loading by the files backend when a data member is actually needed
+ * rather than loading all pieces of information when the package is first
+ * initialized.
+ */
+
+const char *_cache_get_filename(pmpkg_t *pkg)
+{
+ LAZY_LOAD(INFRQ_DESC, NULL);
+ return pkg->filename;
+}
+
+const char *_cache_get_name(pmpkg_t *pkg)
+{
+ ASSERT(pkg != NULL, return(NULL));
+ return pkg->name;
+}
+
+static const char *_cache_get_version(pmpkg_t *pkg)
+{
+ ASSERT(pkg != NULL, return(NULL));
+ return pkg->version;
+}
+
+static const char *_cache_get_desc(pmpkg_t *pkg)
+{
+ LAZY_LOAD(INFRQ_DESC, NULL);
+ return pkg->desc;
+}
+
+const char *_cache_get_url(pmpkg_t *pkg)
+{
+ LAZY_LOAD(INFRQ_DESC, NULL);
+ return pkg->url;
+}
+
+time_t _cache_get_builddate(pmpkg_t *pkg)
+{
+ LAZY_LOAD(INFRQ_DESC, 0);
+ return pkg->builddate;
+}
+
+time_t _cache_get_installdate(pmpkg_t *pkg)
+{
+ LAZY_LOAD(INFRQ_DESC, 0);
+ return pkg->installdate;
+}
+
+const char *_cache_get_packager(pmpkg_t *pkg)
+{
+ LAZY_LOAD(INFRQ_DESC, NULL);
+ return pkg->packager;
+}
+
+const char *_cache_get_md5sum(pmpkg_t *pkg)
+{
+ LAZY_LOAD(INFRQ_DESC, NULL);
+ return pkg->md5sum;
+}
+
+const char *_cache_get_arch(pmpkg_t *pkg)
+{
+ LAZY_LOAD(INFRQ_DESC, NULL);
+ return pkg->arch;
+}
+
+off_t _cache_get_size(pmpkg_t *pkg)
+{
+ LAZY_LOAD(INFRQ_DESC, -1);
+ return pkg->size;
+}
+
+off_t _cache_get_isize(pmpkg_t *pkg)
+{
+ LAZY_LOAD(INFRQ_DESC, -1);
+ return pkg->isize;
+}
+
+pmpkgreason_t _cache_get_reason(pmpkg_t *pkg)
+{
+ LAZY_LOAD(INFRQ_DESC, -1);
+ return pkg->reason;
+}
+
+alpm_list_t *_cache_get_licenses(pmpkg_t *pkg)
+{
+ LAZY_LOAD(INFRQ_DESC, NULL);
+ return pkg->licenses;
+}
+
+alpm_list_t *_cache_get_groups(pmpkg_t *pkg)
+{
+ LAZY_LOAD(INFRQ_DESC, NULL);
+ return pkg->groups;
+}
+
+int _cache_has_force(pmpkg_t *pkg)
+{
+ LAZY_LOAD(INFRQ_DESC, -1);
+ return pkg->force;
+}
+
+alpm_list_t *_cache_get_depends(pmpkg_t *pkg)
+{
+ LAZY_LOAD(INFRQ_DEPENDS, NULL);
+ return pkg->depends;
+}
+
+alpm_list_t *_cache_get_optdepends(pmpkg_t *pkg)
+{
+ LAZY_LOAD(INFRQ_DEPENDS, NULL);
+ return pkg->optdepends;
+}
+
+alpm_list_t *_cache_get_conflicts(pmpkg_t *pkg)
+{
+ LAZY_LOAD(INFRQ_DEPENDS, NULL);
+ return pkg->conflicts;
+}
+
+alpm_list_t *_cache_get_provides(pmpkg_t *pkg)
+{
+ LAZY_LOAD(INFRQ_DEPENDS, NULL);
+ return pkg->provides;
+}
+
+alpm_list_t *_cache_get_replaces(pmpkg_t *pkg)
+{
+ LAZY_LOAD(INFRQ_DESC, NULL);
+ return pkg->replaces;
+}
+
+alpm_list_t *_cache_get_deltas(pmpkg_t *pkg)
+{
+ LAZY_LOAD(INFRQ_DELTAS, NULL);
+ return pkg->deltas;
+}
+
+alpm_list_t *_cache_get_files(pmpkg_t *pkg)
+{
+ ALPM_LOG_FUNC;
+
+ /* Sanity checks */
+ ASSERT(handle != NULL, return(NULL));
+ ASSERT(pkg != NULL, return(NULL));
+
+ if(pkg->origin == PKG_FROM_LOCALDB
+ && !(pkg->infolevel & INFRQ_FILES)) {
+ _alpm_db_read(pkg->origin_data.db, pkg, INFRQ_FILES);
+ }
+ return pkg->files;
+}
+
+alpm_list_t *_cache_get_backup(pmpkg_t *pkg)
+{
+ ALPM_LOG_FUNC;
+
+ /* Sanity checks */
+ ASSERT(handle != NULL, return(NULL));
+ ASSERT(pkg != NULL, return(NULL));
+
+ if(pkg->origin == PKG_FROM_LOCALDB
+ && !(pkg->infolevel & INFRQ_FILES)) {
+ _alpm_db_read(pkg->origin_data.db, pkg, INFRQ_FILES);
+ }
+ return pkg->backup;
+}
+
+/** The sync database operations struct. Get package fields through
+ * lazy accessor methods that handle any backend loading and caching
+ * logic.
+ */
+static struct pkg_operations sync_pkg_ops = {
+ .get_filename = _cache_get_filename,
+ .get_name = _cache_get_name,
+ .get_version = _cache_get_version,
+ .get_desc = _cache_get_desc,
+ .get_url = _cache_get_url,
+ .get_builddate = _cache_get_builddate,
+ .get_installdate = _cache_get_installdate,
+ .get_packager = _cache_get_packager,
+ .get_md5sum = _cache_get_md5sum,
+ .get_arch = _cache_get_arch,
+ .get_size = _cache_get_size,
+ .get_isize = _cache_get_isize,
+ .get_reason = _cache_get_reason,
+ .has_force = _cache_has_force,
+ .get_licenses = _cache_get_licenses,
+ .get_groups = _cache_get_groups,
+ .get_depends = _cache_get_depends,
+ .get_optdepends = _cache_get_optdepends,
+ .get_conflicts = _cache_get_conflicts,
+ .get_provides = _cache_get_provides,
+ .get_replaces = _cache_get_replaces,
+ .get_deltas = _cache_get_deltas,
+ .get_files = _cache_get_files,
+ .get_backup = _cache_get_backup,
+};
+
+/** The local database operations struct. Get package fields through
+ * lazy accessor methods that handle any backend loading and caching
+ * logic.
+ */
+static struct pkg_operations local_pkg_ops = {
+ .get_filename = _cache_get_filename,
+ .get_name = _cache_get_name,
+ .get_version = _cache_get_version,
+ .get_desc = _cache_get_desc,
+ .get_url = _cache_get_url,
+ .get_builddate = _cache_get_builddate,
+ .get_installdate = _cache_get_installdate,
+ .get_packager = _cache_get_packager,
+ .get_md5sum = _cache_get_md5sum,
+ .get_arch = _cache_get_arch,
+ .get_size = _cache_get_size,
+ .get_isize = _cache_get_isize,
+ .get_reason = _cache_get_reason,
+ .has_force = _cache_has_force,
+ .get_licenses = _cache_get_licenses,
+ .get_groups = _cache_get_groups,
+ .get_depends = _cache_get_depends,
+ .get_optdepends = _cache_get_optdepends,
+ .get_conflicts = _cache_get_conflicts,
+ .get_provides = _cache_get_provides,
+ .get_replaces = _cache_get_replaces,
+ .get_deltas = _cache_get_deltas,
+ .get_files = _cache_get_files,
+ .get_backup = _cache_get_backup,
+};
+
static int checkdbdir(pmdb_t *db)
{
struct stat buf;
@@ -417,8 +658,10 @@ int _alpm_db_populate(pmdb_t *db)
}
if(db == handle->db_local) {
pkg->origin = PKG_FROM_LOCALDB;
+ pkg->ops = &local_pkg_ops;
} else {
pkg->origin = PKG_FROM_SYNCDB;
+ pkg->ops = &sync_pkg_ops;
}
pkg->origin_data.db = db;
/* add to the collection */
diff --git a/lib/libalpm/be_package.c b/lib/libalpm/be_package.c
index 3d8c4e38..f581813c 100644
--- a/lib/libalpm/be_package.c
+++ b/lib/libalpm/be_package.c
@@ -234,7 +234,9 @@ static pmpkg_t *pkg_load(const char *pkgfile, int full)
/* internal fields for package struct */
newpkg->origin = PKG_FROM_FILE;
+ /* TODO eventually kill/move this? */
newpkg->origin_data.file = strdup(pkgfile);
+ newpkg->ops = &default_pkg_ops;
if(full) {
/* "checking for conflicts" requires a sorted list, ensure that here */
diff --git a/lib/libalpm/cache.c b/lib/libalpm/cache.c
index 5126f3b1..096f59d0 100644
--- a/lib/libalpm/cache.c
+++ b/lib/libalpm/cache.c
@@ -98,7 +98,7 @@ alpm_list_t *_alpm_db_get_pkgcache(pmdb_t *db)
return(db->pkgcache);
}
-/* "duplicate" pkg with BASE info (to spare some memory) then add it to pkgcache */
+/* "duplicate" pkg then add it to pkgcache */
int _alpm_db_add_pkgincache(pmdb_t *db, pmpkg_t *pkg)
{
pmpkg_t *newpkg;
@@ -109,17 +109,10 @@ int _alpm_db_add_pkgincache(pmdb_t *db, pmpkg_t *pkg)
return(-1);
}
- newpkg = _alpm_pkg_new();
+ newpkg = _alpm_pkg_dup(pkg);
if(newpkg == NULL) {
return(-1);
}
- newpkg->name = strdup(pkg->name);
- newpkg->version = strdup(pkg->version);
- if(newpkg->name == NULL || newpkg->version == NULL) {
- pm_errno = PM_ERR_MEMORY;
- _alpm_pkg_free(newpkg);
- return(-1);
- }
_alpm_log(PM_LOG_DEBUG, "adding entry '%s' in '%s' cache\n",
alpm_pkg_get_name(newpkg), db->treename);
diff --git a/lib/libalpm/package.c b/lib/libalpm/package.c
index d30e6138..4f7cc2db 100644
--- a/lib/libalpm/package.c
+++ b/lib/libalpm/package.c
@@ -99,176 +99,187 @@ int SYMEXPORT alpm_pkg_checkmd5sum(pmpkg_t *pkg)
return(retval);
}
-#define LAZY_LOAD(info, errret) \
- do { \
- ALPM_LOG_FUNC; \
- ASSERT(handle != NULL, return(errret)); \
- ASSERT(pkg != NULL, return(errret)); \
- if(pkg->origin != PKG_FROM_FILE && !(pkg->infolevel & info)) { \
- _alpm_db_read(pkg->origin_data.db, pkg, info); \
- } \
- } while(0)
-
+/* Default package accessor functions. These will get overridden by any
+ * backend logic that needs lazy access, such as the local database through
+ * a lazy-laod cache. However, the defaults will work just fine for fully-
+ * populated package structures. */
+const char *_pkg_get_filename(pmpkg_t *pkg) { return pkg->filename; }
+const char *_pkg_get_name(pmpkg_t *pkg) { return pkg->name; }
+const char *_pkg_get_version(pmpkg_t *pkg) { return pkg->version; }
+const char *_pkg_get_desc(pmpkg_t *pkg) { return pkg->desc; }
+const char *_pkg_get_url(pmpkg_t *pkg) { return pkg->url; }
+time_t _pkg_get_builddate(pmpkg_t *pkg) { return pkg->builddate; }
+time_t _pkg_get_installdate(pmpkg_t *pkg) { return pkg->installdate; }
+const char *_pkg_get_packager(pmpkg_t *pkg) { return pkg->packager; }
+const char *_pkg_get_md5sum(pmpkg_t *pkg) { return pkg->md5sum; }
+const char *_pkg_get_arch(pmpkg_t *pkg) { return pkg->arch; }
+off_t _pkg_get_size(pmpkg_t *pkg) { return pkg->size; }
+off_t _pkg_get_isize(pmpkg_t *pkg) { return pkg->isize; }
+pmpkgreason_t _pkg_get_reason(pmpkg_t *pkg) { return pkg->reason; }
+int _pkg_has_force(pmpkg_t *pkg) { return pkg->force; }
+
+alpm_list_t *_pkg_get_licenses(pmpkg_t *pkg) { return pkg->licenses; }
+alpm_list_t *_pkg_get_groups(pmpkg_t *pkg) { return pkg->groups; }
+alpm_list_t *_pkg_get_depends(pmpkg_t *pkg) { return pkg->depends; }
+alpm_list_t *_pkg_get_optdepends(pmpkg_t *pkg) { return pkg->optdepends; }
+alpm_list_t *_pkg_get_conflicts(pmpkg_t *pkg) { return pkg->conflicts; }
+alpm_list_t *_pkg_get_provides(pmpkg_t *pkg) { return pkg->provides; }
+alpm_list_t *_pkg_get_replaces(pmpkg_t *pkg) { return pkg->replaces; }
+alpm_list_t *_pkg_get_deltas(pmpkg_t *pkg) { return pkg->deltas; }
+alpm_list_t *_pkg_get_files(pmpkg_t *pkg) { return pkg->files; }
+alpm_list_t *_pkg_get_backup(pmpkg_t *pkg) { return pkg->backup; }
+
+/** The standard package operations struct. Get fields directly from the
+ * struct itself with no abstraction layer or any type of lazy loading.
+ */
+struct pkg_operations default_pkg_ops = {
+ .get_filename = _pkg_get_filename,
+ .get_name = _pkg_get_name,
+ .get_version = _pkg_get_version,
+ .get_desc = _pkg_get_desc,
+ .get_url = _pkg_get_url,
+ .get_builddate = _pkg_get_builddate,
+ .get_installdate = _pkg_get_installdate,
+ .get_packager = _pkg_get_packager,
+ .get_md5sum = _pkg_get_md5sum,
+ .get_arch = _pkg_get_arch,
+ .get_size = _pkg_get_size,
+ .get_isize = _pkg_get_isize,
+ .get_reason = _pkg_get_reason,
+ .has_force = _pkg_has_force,
+ .get_licenses = _pkg_get_licenses,
+ .get_groups = _pkg_get_groups,
+ .get_depends = _pkg_get_depends,
+ .get_optdepends = _pkg_get_optdepends,
+ .get_conflicts = _pkg_get_conflicts,
+ .get_provides = _pkg_get_provides,
+ .get_replaces = _pkg_get_replaces,
+ .get_deltas = _pkg_get_deltas,
+ .get_files = _pkg_get_files,
+ .get_backup = _pkg_get_backup,
+};
+
+/* Public functions for getting package information. These functions
+ * delegate the hard work to the function callbacks attached to each
+ * package, which depend on where the package was loaded from. */
const char SYMEXPORT *alpm_pkg_get_filename(pmpkg_t *pkg)
{
- LAZY_LOAD(INFRQ_DESC, NULL);
- return pkg->filename;
+ return pkg->ops->get_filename(pkg);
}
const char SYMEXPORT *alpm_pkg_get_name(pmpkg_t *pkg)
{
- ASSERT(pkg != NULL, return(NULL));
- return pkg->name;
+ return pkg->ops->get_name(pkg);
}
const char SYMEXPORT *alpm_pkg_get_version(pmpkg_t *pkg)
{
- ASSERT(pkg != NULL, return(NULL));
- return pkg->version;
+ return pkg->ops->get_version(pkg);
}
const char SYMEXPORT *alpm_pkg_get_desc(pmpkg_t *pkg)
{
- LAZY_LOAD(INFRQ_DESC, NULL);
- return pkg->desc;
+ return pkg->ops->get_desc(pkg);
}
const char SYMEXPORT *alpm_pkg_get_url(pmpkg_t *pkg)
{
- LAZY_LOAD(INFRQ_DESC, NULL);
- return pkg->url;
+ return pkg->ops->get_url(pkg);
}
time_t SYMEXPORT alpm_pkg_get_builddate(pmpkg_t *pkg)
{
- LAZY_LOAD(INFRQ_DESC, 0);
- return pkg->builddate;
+ return pkg->ops->get_builddate(pkg);
}
time_t SYMEXPORT alpm_pkg_get_installdate(pmpkg_t *pkg)
{
- LAZY_LOAD(INFRQ_DESC, 0);
- return pkg->installdate;
+ return pkg->ops->get_installdate(pkg);
}
const char SYMEXPORT *alpm_pkg_get_packager(pmpkg_t *pkg)
{
- LAZY_LOAD(INFRQ_DESC, NULL);
- return pkg->packager;
+ return pkg->ops->get_packager(pkg);
}
const char SYMEXPORT *alpm_pkg_get_md5sum(pmpkg_t *pkg)
{
- LAZY_LOAD(INFRQ_DESC, NULL);
- return pkg->md5sum;
+ return pkg->ops->get_md5sum(pkg);
}
const char SYMEXPORT *alpm_pkg_get_arch(pmpkg_t *pkg)
{
- LAZY_LOAD(INFRQ_DESC, NULL);
- return pkg->arch;
+ return pkg->ops->get_arch(pkg);
}
off_t SYMEXPORT alpm_pkg_get_size(pmpkg_t *pkg)
{
- LAZY_LOAD(INFRQ_DESC, -1);
- return pkg->size;
+ return pkg->ops->get_size(pkg);
}
off_t SYMEXPORT alpm_pkg_get_isize(pmpkg_t *pkg)
{
- LAZY_LOAD(INFRQ_DESC, -1);
- return pkg->isize;
+ return pkg->ops->get_isize(pkg);
}
pmpkgreason_t SYMEXPORT alpm_pkg_get_reason(pmpkg_t *pkg)
{
- LAZY_LOAD(INFRQ_DESC, -1);
- return pkg->reason;
+ return pkg->ops->get_reason(pkg);
}
-alpm_list_t SYMEXPORT *alpm_pkg_get_licenses(pmpkg_t *pkg)
+int SYMEXPORT alpm_pkg_has_force(pmpkg_t *pkg)
{
- LAZY_LOAD(INFRQ_DESC, NULL);
- return pkg->licenses;
+ return pkg->ops->has_force(pkg);
}
-alpm_list_t SYMEXPORT *alpm_pkg_get_groups(pmpkg_t *pkg)
+alpm_list_t SYMEXPORT *alpm_pkg_get_licenses(pmpkg_t *pkg)
{
- LAZY_LOAD(INFRQ_DESC, NULL);
- return pkg->groups;
+ return pkg->ops->get_licenses(pkg);
}
-int SYMEXPORT alpm_pkg_has_force(pmpkg_t *pkg)
+alpm_list_t SYMEXPORT *alpm_pkg_get_groups(pmpkg_t *pkg)
{
- LAZY_LOAD(INFRQ_DESC, -1);
- return pkg->force;
+ return pkg->ops->get_groups(pkg);
}
alpm_list_t SYMEXPORT *alpm_pkg_get_depends(pmpkg_t *pkg)
{
- LAZY_LOAD(INFRQ_DEPENDS, NULL);
- return pkg->depends;
+ return pkg->ops->get_depends(pkg);
}
alpm_list_t SYMEXPORT *alpm_pkg_get_optdepends(pmpkg_t *pkg)
{
- LAZY_LOAD(INFRQ_DEPENDS, NULL);
- return pkg->optdepends;
+ return pkg->ops->get_optdepends(pkg);
}
alpm_list_t SYMEXPORT *alpm_pkg_get_conflicts(pmpkg_t *pkg)
{
- LAZY_LOAD(INFRQ_DEPENDS, NULL);
- return pkg->conflicts;
+ return pkg->ops->get_conflicts(pkg);
}
alpm_list_t SYMEXPORT *alpm_pkg_get_provides(pmpkg_t *pkg)
{
- LAZY_LOAD(INFRQ_DEPENDS, NULL);
- return pkg->provides;
+ return pkg->ops->get_provides(pkg);
}
-alpm_list_t SYMEXPORT *alpm_pkg_get_deltas(pmpkg_t *pkg)
+alpm_list_t SYMEXPORT *alpm_pkg_get_replaces(pmpkg_t *pkg)
{
- LAZY_LOAD(INFRQ_DELTAS, NULL);
- return pkg->deltas;
+ return pkg->ops->get_replaces(pkg);
}
-alpm_list_t SYMEXPORT *alpm_pkg_get_replaces(pmpkg_t *pkg)
+alpm_list_t SYMEXPORT *alpm_pkg_get_deltas(pmpkg_t *pkg)
{
- LAZY_LOAD(INFRQ_DESC, NULL);
- return pkg->replaces;
+ return pkg->ops->get_deltas(pkg);
}
alpm_list_t SYMEXPORT *alpm_pkg_get_files(pmpkg_t *pkg)
{
- ALPM_LOG_FUNC;
-
- /* Sanity checks */
- ASSERT(handle != NULL, return(NULL));
- ASSERT(pkg != NULL, return(NULL));
-
- if(pkg->origin == PKG_FROM_LOCALDB
- && !(pkg->infolevel & INFRQ_FILES)) {
- _alpm_db_read(pkg->origin_data.db, pkg, INFRQ_FILES);
- }
- return pkg->files;
+ return pkg->ops->get_files(pkg);
}
alpm_list_t SYMEXPORT *alpm_pkg_get_backup(pmpkg_t *pkg)
{
- ALPM_LOG_FUNC;
-
- /* Sanity checks */
- ASSERT(handle != NULL, return(NULL));
- ASSERT(pkg != NULL, return(NULL));
-
- if(pkg->origin == PKG_FROM_LOCALDB
- && !(pkg->infolevel & INFRQ_FILES)) {
- _alpm_db_read(pkg->origin_data.db, pkg, INFRQ_FILES);
- }
- return pkg->backup;
+ return pkg->ops->get_backup(pkg);
}
pmdb_t SYMEXPORT *alpm_pkg_get_db(pmpkg_t *pkg)
@@ -517,6 +528,7 @@ pmpkg_t *_alpm_pkg_dup(pmpkg_t *pkg)
/* internal */
newpkg->origin = pkg->origin;
+ newpkg->ops = pkg->ops;
if(newpkg->origin == PKG_FROM_FILE) {
newpkg->origin_data.file = strdup(pkg->origin_data.file);
} else {
diff --git a/lib/libalpm/package.h b/lib/libalpm/package.h
index daff9717..5ad553ac 100644
--- a/lib/libalpm/package.h
+++ b/lib/libalpm/package.h
@@ -36,6 +36,60 @@ typedef enum _pmpkgfrom_t {
PKG_FROM_SYNCDB
} pmpkgfrom_t;
+/** Package operations struct. This struct contains function pointers to
+ * all methods used to access data in a package to allow for things such
+ * as lazy package intialization (such as used by the file backend). Each
+ * backend is free to define a stuct containing pointers to a specific
+ * implementation of these methods. Some backends may find using the
+ * defined default_pkg_ops struct to work just fine for their needs.
+ */
+struct pkg_operations {
+ const char *(*get_filename) (pmpkg_t *);
+ const char *(*get_name) (pmpkg_t *);
+ const char *(*get_version) (pmpkg_t *);
+ const char *(*get_desc) (pmpkg_t *);
+ const char *(*get_url) (pmpkg_t *);
+ time_t (*get_builddate) (pmpkg_t *);
+ time_t (*get_installdate) (pmpkg_t *);
+ const char *(*get_packager) (pmpkg_t *);
+ const char *(*get_md5sum) (pmpkg_t *);
+ const char *(*get_arch) (pmpkg_t *);
+ off_t (*get_size) (pmpkg_t *);
+ off_t (*get_isize) (pmpkg_t *);
+ pmpkgreason_t (*get_reason) (pmpkg_t *);
+ int (*has_force) (pmpkg_t *);
+
+ alpm_list_t *(*get_licenses) (pmpkg_t *);
+ alpm_list_t *(*get_groups) (pmpkg_t *);
+ alpm_list_t *(*get_depends) (pmpkg_t *);
+ alpm_list_t *(*get_optdepends) (pmpkg_t *);
+ alpm_list_t *(*get_conflicts) (pmpkg_t *);
+ alpm_list_t *(*get_provides) (pmpkg_t *);
+ alpm_list_t *(*get_replaces) (pmpkg_t *);
+ alpm_list_t *(*get_deltas) (pmpkg_t *);
+ alpm_list_t *(*get_files) (pmpkg_t *);
+ alpm_list_t *(*get_backup) (pmpkg_t *);
+
+ void *(*changelog_open) (pmpkg_t *);
+ size_t (*changelog_read) (void *, size_t, const pmpkg_t *, const void *);
+ int (*changelog_close) (const pmpkg_t *, void *);
+
+ /* still to add:
+ * free()
+ * dup()
+ * checkmd5sum() ?
+ * has_scriptlet()
+ * compute_requiredby()
+ */
+};
+
+/** The standard package operations struct. get fields directly from the
+ * struct itself with no abstraction layer or any type of lazy loading.
+ * The actual definition is in package.c so it can have access to the
+ * default accessor functions which are defined there.
+ */
+extern struct pkg_operations default_pkg_ops;
+
struct __pmpkg_t {
char *filename;
char *name;
@@ -76,6 +130,8 @@ struct __pmpkg_t {
char *file;
} origin_data;
pmdbinfrq_t infolevel;
+
+ struct pkg_operations *ops;
};
pmpkg_t* _alpm_pkg_new(void);