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authorMiles Bader <miles@gnu.org>1996-04-02 22:10:40 +0000
committerMiles Bader <miles@gnu.org>1996-04-02 22:10:40 +0000
commit62338750ce59734a803a6986c7e800907ae4186a (patch)
treeaa85ec328778642930abfab83c2b817240c8b802 /libstore
parent24a35b887a3bd5d552e8bde198d9189a9a3b5a70 (diff)
entered into RCS
Diffstat (limited to 'libstore')
-rw-r--r--libstore/decode.c42
1 files changed, 19 insertions, 23 deletions
diff --git a/libstore/decode.c b/libstore/decode.c
index a6ef9e5e..08c80831 100644
--- a/libstore/decode.c
+++ b/libstore/decode.c
@@ -21,13 +21,20 @@
Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */
#include <string.h>
+#include <malloc.h>
#include "store.h"
-/* Decodes the standard leaf device encoding that's common to various builtin
- formats. */
+/* Decodes the standard leaf encoding that's common to various builtin
+ formats, and calls CREATE to actually create the store. */
error_t
-store_default_leaf_decode (struct store_enc *enc, struct store **store)
+store_default_leaf_decode (struct store_enc *enc,
+ error_t (*create)(mach_port_t port,
+ size_t block_size,
+ const off_t *runs,
+ size_t runs_len,
+ struct store **store),
+ struct store **store)
{
char *misc;
error_t err;
@@ -52,7 +59,7 @@ store_default_leaf_decode (struct store_enc *enc, struct store **store)
|| enc->cur_data + name_len + misc_len > enc->data_len)
return EINVAL;
- if (ports->data[ports->cur_data + name_len - 1] != '\0')
+ if (enc->data[enc->cur_data + name_len - 1] != '\0')
return EINVAL; /* Name not terminated. */
misc = malloc (misc_len);
@@ -62,23 +69,9 @@ store_default_leaf_decode (struct store_enc *enc, struct store **store)
/* Read encoded ports (be careful to deallocate this if we barf). */
port = enc->ports[enc->cur_port++];
- switch (type)
- {
- case STORAGE_DEVICE:
- err =
- _store_device_create (port, block_size,
- ports->offsets + ports->curr_offset, num_runs,
- store);
- break;
- case STORAGE_FILE:
- err =
- _store_file_create (port, block_size,
- ports->offsets + ports->curr_offset, num_runs,
- store);
- break;
- default:
- err = EINVAL;
- }
+ err =
+ (*create)(port, block_size, enc->offsets + enc->cur_offset, num_runs,
+ store);
if (err)
{
@@ -105,13 +98,15 @@ store_decode (struct store_enc *enc, struct store **store)
/* The first int should always be the type. */
return EINVAL;
- switch (enc->ints[enc->cur_ints])
+ switch (enc->ints[enc->cur_int])
{
case STORAGE_HURD_FILE:
+ return store_default_leaf_decode (enc, _store_file_create, store);
case STORAGE_DEVICE:
+ return store_default_leaf_decode (enc, _store_device_create, store);
+#if 0
case STORAGE_TASK:
case STORAGE_MEMORY:
- return store_default_leaf_decode (enc, store);
case STORAGE_ILEAVE:
return store_ileave_decode (enc, store);
@@ -121,6 +116,7 @@ store_decode (struct store_enc *enc, struct store **store)
return store_layer_decode (enc, store);
case STORAGE_NULL:
return store_null_decode (enc, store);
+#endif
default:
return EINVAL;