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apple2pi
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Fixed oops cache blocks definition

This commit is contained in:
dschmenk 2013-09-07 19:55:59 -07:00
parent 6b3fd99202
commit 2645ceb89b
1 changed files with 19 additions and 10 deletions
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29
src/fusea2pi.c
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@ -98,7 +98,7 @@ static int pifd = 0;
*/
#define CACHE_BLOCKS_MAX 16
static char cachepath[128] = "";
static unsigned char cachedata[512][CACHE_BLOCKS_MAX]; /* !!! Is this enough !!! */
static unsigned char cachedata[CACHE_BLOCKS_MAX][512]; /* !!! Is this enough !!! */
static unsigned char volumes[256];
/*
* Filename & date/time conversion routines.
@ -283,7 +283,7 @@ static int prodos_close(int refnum, int *io_buff)
return -PRODOS_ERR_UNKNOWN;
}
static int prodos_read(int refnum, char *data_buff, int req_xfer)
{
{
int result, short_req, short_xfer, total_xfer = 0;
prodos[PRODOS_CMD] = PRODOS_READ;
@ -671,7 +671,7 @@ static int cache_get_file_info(const char *path, int *access, int *type, int *au
strncpy(dirpath, path, dl);
dirpath[dl] = '\0';
//printf("Match path %s to cached dir %s\n", dirpath, cachepath);
iscached = (strcmp(dirpath, cachepath) == 0);
iscached =(strcmp(dirpath, cachepath) == 0);
if (iscached || (refnum = prodos_open(prodos_path(dirpath, NULL, NULL, NULL), &io_buff)) > 0)
{
strcpy(filename, path + dl + 1);
@ -683,7 +683,6 @@ static int cache_get_file_info(const char *path, int *access, int *type, int *au
}
//printf("Match filename %s len %d\n", filename, l);
iblk = 0;
//printf("Cached entrylen = %d, filecnt = %d\n", entrylen, filecnt);
do
{
if (iscached || prodos_read(refnum, data_buff, 512) == 512)
@ -696,9 +695,10 @@ static int cache_get_file_info(const char *path, int *access, int *type, int *au
entriesblk = cachedata[0][0x24];
filecnt = cachedata[0][0x25] + cachedata[0][0x26] * 256;
entry = &cachedata[0][4] + entrylen;
//printf("Cached entrylen = %d, filecnt = %d\n", entrylen, filecnt);
}
else
entry = &cachedata[0][4];
entry = &cachedata[iblk][4];
}
else
{
@ -708,6 +708,7 @@ static int cache_get_file_info(const char *path, int *access, int *type, int *au
entriesblk = data_buff[0x24];
filecnt = data_buff[0x25] + data_buff[0x26] * 256;
entry = &data_buff[4] + entrylen;
//printf("Uncached entrylen = %d, filecnt = %d\n", entrylen, filecnt);
}
else
entry = &data_buff[4];
@ -716,8 +717,7 @@ static int cache_get_file_info(const char *path, int *access, int *type, int *au
{
if (entry[0])
{
//entry[(entry[0] & 0x0F) + 1] = 0;
//printf("Searching directory entry: %s len %d\n", entry + 1, entry[0] & 0x0F);
//entry[(entry[0] & 0x0F) + 1] = 0; printf("Searching directory entry: %s len %d\n", entry + 1, entry[0] & 0x0F);
if ((entry[0] & 0x0F) == l)
{
//printf("Compare %s with %s\n", entry + 1, filename);
@ -753,7 +753,7 @@ static int cache_get_file_info(const char *path, int *access, int *type, int *au
}
if (prodos_get_file_info(prodos_path(path, NULL, NULL, prodos_name), access, type, aux, storage, numblks, mod, create) == 0)
{
//printf("prodos: %s access = $%02X, type = $%02X, aux = $%04X, storage = $%02X\n", path, *access, *type, *aux, *storage);
//printf("get_file_indfo: %s access = $%02X, type = $%02X, aux = $%04X, storage = $%02X\n", path, *access, *type, *aux, *storage);
if (*storage == 0x0F || *storage == 0x0D)
*size = 0;
else
@ -859,6 +859,7 @@ static int a2pi_readdir(const char *path, void *buf, fuse_fill_dir_t filler,
iblk = 0;
do
{
//if (!iscached) printf("Fill cache block %d\n", iblk);
if (iscached || prodos_read(refnum, cachedata[iblk], 512) == 512)
{
entry = &cachedata[iblk][4];
@ -868,6 +869,7 @@ static int a2pi_readdir(const char *path, void *buf, fuse_fill_dir_t filler,
entriesblk = cachedata[0][0x24];
filecnt = cachedata[0][0x25] + cachedata[0][0x26] * 256;
entry = entry + entrylen;
//printf("Fill cache entrylen = %d, filecnt = %d\n", entrylen, filecnt);
}
for (i = (iblk == 0) ? 1 : 0; i < entriesblk && filecnt; i++)
{
@ -890,8 +892,9 @@ static int a2pi_readdir(const char *path, void *buf, fuse_fill_dir_t filler,
}
if (++iblk > CACHE_BLOCKS_MAX)
{
cachepath[0] == '\0';
iblk = 1;
//printf("Cache overfill!\n");
path[0] == '\0'; /* invalidate cache path */
iblk = 1; /* wrap iblk around */
}
}
else
@ -899,6 +902,7 @@ static int a2pi_readdir(const char *path, void *buf, fuse_fill_dir_t filler,
} while (filecnt != 0);
if (!iscached)
{
//printf("Cache %d directory blocks\n", iblk);
prodos_close(refnum, &io_buff);
strcpy(cachepath, path);
}
@ -1016,6 +1020,11 @@ static int a2pi_create(const char * path, mode_t mode, struct fuse_file_info *fi
cachepath[0] = '\0';
if ((refnum = prodos_open(prodos_path(path, &type, &aux, prodos_name), &io_buff)) == -PRODOS_ERR_FILE_NOT_FND)
return prodos_map_errno(prodos_create(prodos_name, 0xC3, type, aux, create));
if (refnum == 0)
{
prodos_set_eof(refnum, 0);
prodos_close(refnum, &io_buff);
}
return prodos_map_errno(refnum);
}