Support building tagcache db natively on PC using the core of the

Rockbox tagcache database engine. Only host endian support at the
moment and no command line parameters. Mainly for developers for
debugging at the moment.


git-svn-id: svn://svn.rockbox.org/rockbox/trunk@11497 a1c6a512-1295-4272-9138-f99709370657

1 files changed, 13 insertions, 10 deletions

diff --git a/firmware/common/dircache.c b/firmware/common/dircache.c
index 7222a41221..7227704ffc 100644
--- a/firmware/common/dircache.c
+++ b/firmware/common/dircache.c
@@ -57,7 +57,7 @@ static unsigned long dircache_size = 0;
 static unsigned long entry_count = 0;
 static unsigned long reserve_used = 0;
 static unsigned int  cache_build_ticks = 0;
-static char dircache_cur_path[MAX_PATH];
+static char dircache_cur_path[MAX_PATH*2];
 
 static struct event_queue dircache_queue;
 static long dircache_stack[(DEFAULT_STACK_SIZE + 0x800)/sizeof(long)];
@@ -178,7 +178,7 @@ static int dircache_scan(struct travel_data *td)
         }
         
         td->ce->attribute = td->entry->attribute;
-        td->ce->name_len = MIN(254, strlen(td->entry->d_name)) + 1;
+        td->ce->name_len = strlen(td->entry->d_name);
         td->ce->d_name = ((char *)dircache_root+dircache_size);
         td->ce->size = td->entry->size;
         td->ce->wrtdate = td->entry->wrtdate;
@@ -192,7 +192,7 @@ static int dircache_scan(struct travel_data *td)
         }
         
         td->ce->attribute = td->entry.attr;
-        td->ce->name_len = MIN(254, strlen(td->entry.name)) + 1;
+        td->ce->name_len = strlen(td->entry.name) + 1;
         td->ce->d_name = ((char *)dircache_root+dircache_size);
         td->ce->startcluster = td->entry.firstcluster;
         td->ce->size = td->entry.filesize;
@@ -215,9 +215,11 @@ static int dircache_scan(struct travel_data *td)
                 return -2;
             
             td->pathpos = strlen(dircache_cur_path);
-            strncpy(&dircache_cur_path[td->pathpos], "/", MAX_PATH - td->pathpos - 1);
+            strncpy(&dircache_cur_path[td->pathpos], "/", 
+                    sizeof(dircache_cur_path) - td->pathpos - 1);
 #ifdef SIMULATOR
-            strncpy(&dircache_cur_path[td->pathpos+1], td->entry->d_name, MAX_PATH - td->pathpos - 2);
+            strncpy(&dircache_cur_path[td->pathpos+1], td->entry->d_name, 
+                    sizeof(dircache_cur_path) - td->pathpos - 2);
             
             td->newdir = opendir(dircache_cur_path);
             if (td->newdir == NULL)
@@ -226,7 +228,8 @@ static int dircache_scan(struct travel_data *td)
                 return -3;
             }
 #else
-            strncpy(&dircache_cur_path[td->pathpos+1], td->entry.name, MAX_PATH - td->pathpos - 2);
+            strncpy(&dircache_cur_path[td->pathpos+1], td->entry.name,
+                    sizeof(dircache_cur_path) - td->pathpos - 2);
 
             td->newdir = *td->dir;
             if (fat_opendir(IF_MV2(volume,) &td->newdir,
@@ -360,7 +363,7 @@ static struct dircache_entry* dircache_get_entry(const char *path,
         bool get_before, bool only_directories)
 {
     struct dircache_entry *cache_entry, *before;
-    char namecopy[MAX_PATH];
+    char namecopy[MAX_PATH*2];
     char* part;
     char* end;
 
@@ -543,7 +546,7 @@ static int dircache_do_rebuild(void)
     pdir = &dir;
 #endif
 
-    memset(dircache_cur_path, 0, MAX_PATH);
+    memset(dircache_cur_path, 0, sizeof(dircache_cur_path));
     dircache_size = sizeof(struct dircache_entry);
 
     cpu_boost_id(true, CPUBOOSTID_DIRCACHE);
@@ -837,7 +840,7 @@ static int block_until_ready(void)
 static struct dircache_entry* dircache_new_entry(const char *path, int attribute)
 {
     struct dircache_entry *entry;
-    char basedir[MAX_PATH];
+    char basedir[MAX_PATH*2];
     char *new;
     long last_cache_size = dircache_size;
 
@@ -1005,7 +1008,7 @@ void dircache_rename(const char *oldpath, const char *newpath)
 { /* Test ok. */
     struct dircache_entry *entry, *newentry;
     struct dircache_entry oldentry;
-    char absolute_path[MAX_PATH];
+    char absolute_path[MAX_PATH*2];
     char *p;
     
     if (block_until_ready())