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-rw-r--r--lib/libalpm/alpm.h4
-rw-r--r--lib/libalpm/delta.c85
-rw-r--r--lib/libalpm/delta.h15
-rw-r--r--lib/libalpm/sync.c31
4 files changed, 67 insertions, 68 deletions
diff --git a/lib/libalpm/alpm.h b/lib/libalpm/alpm.h
index a7ea0630..e5445d0d 100644
--- a/lib/libalpm/alpm.h
+++ b/lib/libalpm/alpm.h
@@ -229,10 +229,12 @@ unsigned long alpm_pkg_download_size(pmpkg_t *newpkg, pmdb_t *db_local);
*/
const char *alpm_delta_get_from(pmdelta_t *delta);
+const char *alpm_delta_get_from_md5sum(pmdelta_t *delta);
const char *alpm_delta_get_to(pmdelta_t *delta);
-unsigned long alpm_delta_get_size(pmdelta_t *delta);
+const char *alpm_delta_get_to_md5sum(pmdelta_t *delta);
const char *alpm_delta_get_filename(pmdelta_t *delta);
const char *alpm_delta_get_md5sum(pmdelta_t *delta);
+unsigned long alpm_delta_get_size(pmdelta_t *delta);
/*
* Groups
diff --git a/lib/libalpm/delta.c b/lib/libalpm/delta.c
index e9870c8c..12fb9bd7 100644
--- a/lib/libalpm/delta.c
+++ b/lib/libalpm/delta.c
@@ -36,60 +36,50 @@
const char SYMEXPORT *alpm_delta_get_from(pmdelta_t *delta)
{
- ALPM_LOG_FUNC;
-
- /* Sanity checks */
ASSERT(delta != NULL, return(NULL));
-
return(delta->from);
}
-const char SYMEXPORT *alpm_delta_get_to(pmdelta_t *delta)
+const char SYMEXPORT *alpm_delta_get_from_md5sum(pmdelta_t *delta)
{
- ALPM_LOG_FUNC;
-
- /* Sanity checks */
ASSERT(delta != NULL, return(NULL));
+ return(delta->from_md5);
+}
+const char SYMEXPORT *alpm_delta_get_to(pmdelta_t *delta)
+{
+ ASSERT(delta != NULL, return(NULL));
return(delta->to);
}
-unsigned long SYMEXPORT alpm_delta_get_size(pmdelta_t *delta)
+const char SYMEXPORT *alpm_delta_get_to_md5sum(pmdelta_t *delta)
{
- ALPM_LOG_FUNC;
-
- /* Sanity checks */
- ASSERT(delta != NULL, return(-1));
-
- return(delta->size);
+ ASSERT(delta != NULL, return(NULL));
+ return(delta->to_md5);
}
const char SYMEXPORT *alpm_delta_get_filename(pmdelta_t *delta)
{
- ALPM_LOG_FUNC;
-
- /* Sanity checks */
ASSERT(delta != NULL, return(NULL));
-
- return(delta->filename);
+ return(delta->delta);
}
const char SYMEXPORT *alpm_delta_get_md5sum(pmdelta_t *delta)
{
- ALPM_LOG_FUNC;
-
- /* Sanity checks */
ASSERT(delta != NULL, return(NULL));
+ return(delta->delta_md5);
+}
- return(delta->md5sum);
+unsigned long SYMEXPORT alpm_delta_get_size(pmdelta_t *delta)
+{
+ ASSERT(delta != NULL, return(-1));
+ return(delta->delta_size);
}
/** @} */
/** Calculates the combined size of a list of delta files.
- *
* @param deltas the list of pmdelta_t * objects
- *
* @return the combined size
*/
unsigned long _alpm_delta_path_size(alpm_list_t *deltas)
@@ -99,7 +89,7 @@ unsigned long _alpm_delta_path_size(alpm_list_t *deltas)
while(dlts) {
pmdelta_t *d = alpm_list_getdata(dlts);
- sum += d->size;
+ sum += d->delta_size;
dlts = alpm_list_next(dlts);
}
@@ -109,9 +99,7 @@ unsigned long _alpm_delta_path_size(alpm_list_t *deltas)
/** Calculates the combined size of a list of delta files that are not
* in the cache.
- *
* @param deltas the list of pmdelta_t * objects
- *
* @return the combined size
*/
unsigned long _alpm_delta_path_size_uncached(alpm_list_t *deltas)
@@ -121,10 +109,10 @@ unsigned long _alpm_delta_path_size_uncached(alpm_list_t *deltas)
while(dlts) {
pmdelta_t *d = alpm_list_getdata(dlts);
- char *fname = _alpm_filecache_find(d->filename);
+ char *fname = _alpm_filecache_find(d->delta);
if(!fname) {
- sum += d->size;
+ sum += d->delta_size;
}
FREE(fname);
@@ -136,17 +124,13 @@ unsigned long _alpm_delta_path_size_uncached(alpm_list_t *deltas)
}
/** Calculates the shortest path from one version to another.
- *
* The shortest path is defined as the path with the smallest combined
* size, not the length of the path.
- *
* The algorithm is based on Dijkstra's shortest path algorithm.
- *
* @param deltas the list of pmdelta_t * objects that a package has
* @param from the version to start from
* @param to the version to end at
* @param path the current path
- *
* @return the list of pmdelta_t * objects that has the smallest size.
* NULL (the empty list) is returned if there is no path between the
* versions.
@@ -200,14 +184,11 @@ static alpm_list_t *shortest_delta_path(alpm_list_t *deltas,
}
/** Calculates the shortest path from one version to another.
- *
* The shortest path is defined as the path with the smallest combined
* size, not the length of the path.
- *
* @param deltas the list of pmdelta_t * objects that a package has
* @param from the version to start from
* @param to the version to end at
- *
* @return the list of pmdelta_t * objects that has the smallest size.
* NULL (the empty list) is returned if there is no path between the
* versions.
@@ -223,13 +204,13 @@ alpm_list_t *_alpm_shortest_delta_path(alpm_list_t *deltas, const char *from,
}
/** Parses the string representation of a pmdelta_t object.
- *
* This function assumes that the string is in the correct format.
- *
+ * This format is as follows:
+ * $oldfile $oldmd5 $newfile $newmd5 $deltafile $deltamd5 $deltasize
* @param line the string to parse
- *
* @return A pointer to the new pmdelta_t object
*/
+/* TODO this does not really belong here, but in a parsing lib */
pmdelta_t *_alpm_delta_parse(char *line)
{
pmdelta_t *delta;
@@ -245,19 +226,29 @@ pmdelta_t *_alpm_delta_parse(char *line)
tmp2 = tmp;
tmp = strchr(tmp, ' ');
*(tmp++) = '\0';
+ STRDUP(delta->from_md5, tmp2, RET_ERR(PM_ERR_MEMORY, NULL));
+
+ tmp2 = tmp;
+ tmp = strchr(tmp, ' ');
+ *(tmp++) = '\0';
STRDUP(delta->to, tmp2, RET_ERR(PM_ERR_MEMORY, NULL));
tmp2 = tmp;
tmp = strchr(tmp, ' ');
*(tmp++) = '\0';
- delta->size = atol(tmp2);
+ STRDUP(delta->to_md5, tmp2, RET_ERR(PM_ERR_MEMORY, NULL));
+
+ tmp2 = tmp;
+ tmp = strchr(tmp, ' ');
+ *(tmp++) = '\0';
+ STRDUP(delta->delta, tmp2, RET_ERR(PM_ERR_MEMORY, NULL));
tmp2 = tmp;
tmp = strchr(tmp, ' ');
*(tmp++) = '\0';
- STRDUP(delta->filename, tmp2, RET_ERR(PM_ERR_MEMORY, NULL));
+ STRDUP(delta->delta_md5, tmp2, RET_ERR(PM_ERR_MEMORY, NULL));
- STRDUP(delta->md5sum, tmp, RET_ERR(PM_ERR_MEMORY, NULL));
+ delta->delta_size = atol(tmp);
return(delta);
}
@@ -265,9 +256,11 @@ pmdelta_t *_alpm_delta_parse(char *line)
void _alpm_delta_free(pmdelta_t *delta)
{
FREE(delta->from);
+ FREE(delta->from_md5);
FREE(delta->to);
- FREE(delta->filename);
- FREE(delta->md5sum);
+ FREE(delta->to_md5);
+ FREE(delta->delta);
+ FREE(delta->delta_md5);
FREE(delta);
}
diff --git a/lib/libalpm/delta.h b/lib/libalpm/delta.h
index 007e5d45..a2ac5f05 100644
--- a/lib/libalpm/delta.h
+++ b/lib/libalpm/delta.h
@@ -22,11 +22,20 @@
#include "alpm.h"
struct __pmdelta_t {
+ /** filename of the 'before' file */
char *from;
+ /** md5sum of the 'before' file */
+ char *from_md5;
+ /** filename of the 'after' file */
char *to;
- unsigned long size;
- char *filename;
- char *md5sum;
+ /** md5sum of the 'after' file */
+ char *to_md5;
+ /** filename of the delta patch */
+ char *delta;
+ /** md5sum of the delta file */
+ char *delta_md5;
+ /** filesize of the delta file */
+ unsigned long delta_size;
};
unsigned long _alpm_delta_path_size(alpm_list_t *deltas);
diff --git a/lib/libalpm/sync.c b/lib/libalpm/sync.c
index decd52b5..5146a994 100644
--- a/lib/libalpm/sync.c
+++ b/lib/libalpm/sync.c
@@ -717,7 +717,6 @@ static int apply_deltas(pmtrans_t *trans, alpm_list_t *patches)
pmpkg_t *pkg;
pmdelta_t *d;
char command[PATH_MAX], fname[PATH_MAX];
- char pkgfilename[PATH_MAX];
pkg = alpm_list_getdata(p);
p = alpm_list_next(p);
@@ -742,26 +741,23 @@ static int apply_deltas(pmtrans_t *trans, alpm_list_t *patches)
/* build the patch command */
snprintf(command, PATH_MAX,
- "xdelta patch" /* the command */
- " %s/%s" /* the delta */
- " %s/%s-%s-%s" PKGEXT /* the 'from' package */
- " %s/%s-%s-%s" PKGEXT, /* the 'to' package */
- cachedir, d->filename,
- cachedir, pkg->name, d->from, pkg->arch,
- cachedir, pkg->name, d->to, pkg->arch);
+ "xdelta patch" /* the command */
+ " %s/%s" /* the delta */
+ " %s/%s" /* the 'from' package */
+ " %s/%s", /* the 'to' package */
+ cachedir, d->delta,
+ cachedir, d->from,
+ cachedir, d->to);
_alpm_log(PM_LOG_DEBUG, _("command: %s\n"), command);
- snprintf(pkgfilename, PATH_MAX, "%s-%s-%s" PKGEXT,
- pkg->name, d->to, pkg->arch);
-
- EVENT(trans, PM_TRANS_EVT_DELTA_PATCH_START, pkgfilename, d->filename);
+ EVENT(trans, PM_TRANS_EVT_DELTA_PATCH_START, d->to, d->delta);
if(system(command) == 0) {
EVENT(trans, PM_TRANS_EVT_DELTA_PATCH_DONE, NULL, NULL);
/* delete the delta file */
- snprintf(fname, PATH_MAX, "%s/%s", cachedir, d->filename);
+ snprintf(fname, PATH_MAX, "%s/%s", cachedir, d->delta);
unlink(fname);
/* Delete the 'from' package but only if it is an intermediate
@@ -769,8 +765,7 @@ static int apply_deltas(pmtrans_t *trans, alpm_list_t *patches)
* as if deltas were not used. Delete the package file if the
* previous iteration of the loop used the same package. */
if(pkg == lastpkg) {
- snprintf(fname, PATH_MAX, "%s/%s-%s-%s" PKGEXT,
- cachedir, pkg->name, d->from, pkg->arch);
+ snprintf(fname, PATH_MAX, "%s/%s", cachedir, d->from);
unlink(fname);
} else {
lastpkg = pkg;
@@ -864,12 +859,12 @@ int _alpm_sync_commit(pmtrans_t *trans, pmdb_t *db_local, alpm_list_t **data)
for(dlts = delta_path; dlts; dlts = alpm_list_next(dlts)) {
pmdelta_t *d = (pmdelta_t *)alpm_list_getdata(dlts);
- char *fpath2 = _alpm_filecache_find(d->filename);
+ char *fpath2 = _alpm_filecache_find(d->delta);
if(!fpath2) {
/* add the delta filename to the download list if
- * it's not in the cache*/
- files = alpm_list_add(files, strdup(d->filename));
+ * it's not in the cache */
+ files = alpm_list_add(files, strdup(d->delta));
}
/* save the package and delta so that the xdelta patch