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authorAmaury Pouly <pamaury@rockbox.org>2010-03-16 12:15:56 +0000
committerAmaury Pouly <pamaury@rockbox.org>2010-03-16 12:15:56 +0000
commit1bff4b32d1f9465a64b839720f1fe0882a3f8426 (patch)
tree4d2a426f8fb71a57db38ffdce2ef8c7dda1f6b24 /apps
parent7430bb02a12ef5d32b4c895a628eebdb36cbfe4d (diff)
downloadrockbox-1bff4b32d1f9465a64b839720f1fe0882a3f8426.tar.gz
rockbox-1bff4b32d1f9465a64b839720f1fe0882a3f8426.zip
tagcache: Factor ecread of tagfile_entry/index_entry, and ecwrite of index_entry. This should save some binsize and avoid this stupidly repetitive sequence.
git-svn-id: svn://svn.rockbox.org/rockbox/trunk@25217 a1c6a512-1295-4272-9138-f99709370657
Diffstat (limited to 'apps')
-rw-r--r--apps/tagcache.c73
1 files changed, 38 insertions, 35 deletions
diff --git a/apps/tagcache.c b/apps/tagcache.c
index 90763bb9a6..b6ce45fa7f 100644
--- a/apps/tagcache.c
+++ b/apps/tagcache.c
@@ -264,6 +264,22 @@ const char* tagcache_tag_to_str(int tag)
return tags_str[tag];
}
+/* Helper functions for the two most read/write data structure: tagfile_entry and index_entry */
+ssize_t ecread_tagfile_entry(int fd, struct tagfile_entry *buf)
+{
+ return ecread(fd, buf, 1, tagfile_entry_ec, tc_stat.econ);
+}
+
+ssize_t ecread_index_entry(int fd, struct index_entry *buf)
+{
+ return ecread(fd, buf, 1, index_entry_ec, tc_stat.econ);
+}
+
+ssize_t ecwrite_index_entry(int fd, struct index_entry *buf)
+{
+ return ecwrite(fd, buf, 1, index_entry_ec, tc_stat.econ);
+}
+
#ifdef HAVE_DIRCACHE
/**
* Returns true if specified flag is still present, i.e., dircache
@@ -448,7 +464,7 @@ static long find_entry_disk(const char *filename, bool localfd)
pos_history[i+1] = pos_history[i];
pos_history[0] = pos;
- if (ecread(fd, &tfe, 1, tagfile_entry_ec, tc_stat.econ)
+ if (ecread_tagfile_entry(fd, &tfe)
!= sizeof(struct tagfile_entry))
{
break ;
@@ -583,7 +599,7 @@ static bool get_index(int masterfd, int idxid,
lseek(masterfd, idxid * sizeof(struct index_entry)
+ sizeof(struct master_header), SEEK_SET);
- if (ecread(masterfd, idx, 1, index_entry_ec, tc_stat.econ)
+ if (ecread_index_entry(masterfd, idx)
!= sizeof(struct index_entry))
{
logf("read error #3");
@@ -638,8 +654,7 @@ static bool write_index(int masterfd, int idxid, struct index_entry *idx)
lseek(masterfd, idxid * sizeof(struct index_entry)
+ sizeof(struct master_header), SEEK_SET);
- if (ecwrite(masterfd, idx, 1, index_entry_ec, tc_stat.econ)
- != sizeof(struct index_entry))
+ if (ecwrite_index_entry(masterfd, idx) != sizeof(struct index_entry))
{
logf("write error #3");
logf("idxid: %d", idxid);
@@ -717,7 +732,7 @@ static bool retrieve(struct tagcache_search *tcs, struct index_entry *idx,
return false;
lseek(tcs->idxfd[tag], seek, SEEK_SET);
- if (ecread(tcs->idxfd[tag], &tfe, 1, tagfile_entry_ec, tc_stat.econ)
+ if (ecread_tagfile_entry(tcs->idxfd[tag], &tfe)
!= sizeof(struct tagfile_entry))
{
logf("read error #5");
@@ -960,7 +975,7 @@ static bool check_clauses(struct tagcache_search *tcs,
{
int fd = tcs->idxfd[clause[i]->tag];
lseek(fd, seek, SEEK_SET);
- ecread(fd, &tfe, 1, tagfile_entry_ec, tc_stat.econ);
+ ecread_tagfile_entry(fd, &tfe);
if (tfe.tag_length >= (int)sizeof(str))
{
logf("Too long tag read!");
@@ -1091,7 +1106,7 @@ static bool build_lookup_list(struct tagcache_search *tcs)
lseek(tcs->masterfd, tcs->seek_pos * sizeof(struct index_entry) +
sizeof(struct master_header), SEEK_SET);
- while (ecread(tcs->masterfd, &entry, 1, index_entry_ec, tc_stat.econ)
+ while (ecread_index_entry(tcs->masterfd, &entry)
== sizeof(struct index_entry))
{
struct tagcache_seeklist_entry *seeklist;
@@ -1429,8 +1444,7 @@ static bool get_next(struct tagcache_search *tcs)
/* Seek stream to the correct position and continue to direct fetch. */
lseek(tcs->idxfd[tcs->type], tcs->position, SEEK_SET);
- if (ecread(tcs->idxfd[tcs->type], &entry, 1,
- tagfile_entry_ec, tc_stat.econ) != sizeof(struct tagfile_entry))
+ if (ecread_tagfile_entry(tcs->idxfd[tcs->type], &entry) != sizeof(struct tagfile_entry))
{
logf("read error #5");
tcs->valid = false;
@@ -2180,7 +2194,7 @@ static bool build_numeric_indices(struct tagcache_header *h, int tmpfd)
for (i = 0; i < tcmh.tch.entry_count; i++)
{
/* Read the index entry. */
- if (ecread(masterfd, &idx, 1, index_entry_ec, tc_stat.econ)
+ if (ecread_index_entry(masterfd, &idx)
!= sizeof(struct index_entry))
{
logf("read fail #3");
@@ -2251,8 +2265,7 @@ static bool build_numeric_indices(struct tagcache_header *h, int tmpfd)
idx.flag |= FLAG_RESURRECTED;
lseek(masterfd, -sizeof(struct index_entry), SEEK_CUR);
- if (ecwrite(masterfd, &idx, 1, index_entry_ec, tc_stat.econ)
- != sizeof(struct index_entry))
+ if (ecwrite_index_entry(masterfd, &idx) != sizeof(struct index_entry))
{
logf("masterfd writeback fail #1");
close(masterfd);
@@ -2272,8 +2285,7 @@ static bool build_numeric_indices(struct tagcache_header *h, int tmpfd)
{
int loc = lseek(masterfd, 0, SEEK_CUR);
- if (ecread(masterfd, &idx, 1, index_entry_ec, tc_stat.econ)
- != sizeof(struct index_entry))
+ if (ecread_index_entry(masterfd, &idx) != sizeof(struct index_entry))
{
logf("read fail #3");
close(masterfd);
@@ -2302,8 +2314,7 @@ static bool build_numeric_indices(struct tagcache_header *h, int tmpfd)
/* Write back the updated index. */
lseek(masterfd, loc, SEEK_SET);
- if (ecwrite(masterfd, &idx, 1, index_entry_ec, tc_stat.econ)
- != sizeof(struct index_entry))
+ if (ecwrite_index_entry(masterfd, &idx) != sizeof(struct index_entry))
{
logf("write fail");
close(masterfd);
@@ -2429,8 +2440,7 @@ static int build_index(int index_type, struct tagcache_header *h, int tmpfd)
int loc = lseek(fd, 0, SEEK_CUR);
bool ret;
- if (ecread(fd, &entry, 1, tagfile_entry_ec, tc_stat.econ)
- != sizeof(struct tagfile_entry))
+ if (ecread_tagfile_entry(fd, &entry) != sizeof(struct tagfile_entry))
{
logf("read error #7");
close(fd);
@@ -3457,8 +3467,7 @@ bool tagcache_create_changelog(struct tagcache_search *tcs)
for (i = 0; i < myhdr.tch.entry_count; i++)
{
- if (ecread(tcs->masterfd, &idx, 1, index_entry_ec, tc_stat.econ)
- != sizeof(struct index_entry))
+ if (ecread_index_entry(tcs->masterfd, &idx) != sizeof(struct index_entry))
{
logf("read error #9");
tagcache_search_finish(tcs);
@@ -3522,8 +3531,7 @@ static bool delete_entry(long idx_id)
return false;
lseek(masterfd, idx_id * sizeof(struct index_entry), SEEK_CUR);
- if (ecread(masterfd, &myidx, 1, index_entry_ec, tc_stat.econ)
- != sizeof(struct index_entry))
+ if (ecread_index_entry(masterfd, &myidx) != sizeof(struct index_entry))
{
logf("delete_entry(): read error");
goto cleanup;
@@ -3537,8 +3545,7 @@ static bool delete_entry(long idx_id)
myidx.flag |= FLAG_DELETED;
lseek(masterfd, -sizeof(struct index_entry), SEEK_CUR);
- if (ecwrite(masterfd, &myidx, 1, index_entry_ec, tc_stat.econ)
- != sizeof(struct index_entry))
+ if (ecwrite_index_entry(masterfd, &myidx) != sizeof(struct index_entry))
{
logf("delete_entry(): write_error #1");
goto cleanup;
@@ -3560,8 +3567,7 @@ static bool delete_entry(long idx_id)
else
#endif
{
- if (ecread(masterfd, &idx, 1, index_entry_ec, tc_stat.econ)
- != sizeof(struct index_entry))
+ if (ecread_index_entry(masterfd, &idx) != sizeof(struct index_entry))
{
logf("delete_entry(): read error #2");
goto cleanup;
@@ -3617,8 +3623,7 @@ static bool delete_entry(long idx_id)
/* Skip the header block */
lseek(fd, myidx.tag_seek[tag], SEEK_SET);
- if (ecread(fd, &tfe, 1, tagfile_entry_ec, tc_stat.econ)
- != sizeof(struct tagfile_entry))
+ if (ecread_tagfile_entry(fd, &tfe) != sizeof(struct tagfile_entry))
{
logf("delete_entry(): read error #3");
goto cleanup;
@@ -3681,8 +3686,7 @@ static bool delete_entry(long idx_id)
/* Write index entry back into master index. */
lseek(masterfd, sizeof(struct master_header) +
(idx_id * sizeof(struct index_entry)), SEEK_SET);
- if (ecwrite(masterfd, &myidx, 1, index_entry_ec, tc_stat.econ)
- != sizeof(struct index_entry))
+ if (ecwrite_index_entry(masterfd, &myidx) != sizeof(struct index_entry))
{
logf("delete_entry(): write_error #2");
goto cleanup;
@@ -3872,7 +3876,7 @@ static bool load_tagcache(void)
/* Load the master index table. */
for (i = 0; i < hdr->h.tch.entry_count; i++)
{
- rc = ecread(fd, idx, 1, index_entry_ec, tc_stat.econ);
+ rc = ecread_index_entry(fd, idx);
if (rc != sizeof(struct index_entry))
{
logf("read error #10");
@@ -3929,7 +3933,7 @@ static bool load_tagcache(void)
fe = (struct tagfile_entry *)p;
pos = lseek(fd, 0, SEEK_CUR);
- rc = ecread(fd, fe, 1, tagfile_entry_ec, tc_stat.econ);
+ rc = ecread_tagfile_entry(fd, fe);
if (rc != sizeof(struct tagfile_entry))
{
/* End of lookup table. */
@@ -4076,8 +4080,7 @@ static bool check_deleted_files(void)
}
lseek(fd, sizeof(struct tagcache_header), SEEK_SET);
- while (ecread(fd, &tfe, 1, tagfile_entry_ec, tc_stat.econ)
- == sizeof(struct tagfile_entry)
+ while (ecread_tagfile_entry(fd, &tfe) == sizeof(struct tagfile_entry)
#ifndef __PCTOOL__
&& !check_event_queue()
#endif
@@ -4145,7 +4148,7 @@ static bool check_dir(const char *dirname, int add_files)
dir = opendir(dirname);
if (!dir)
{
- logf("tagcache: opendir() failed");
+ logf("tagcache: opendir(%s) failed", dirname);
return false;
}