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authorVolker Lendecke <vl@samba.org>2010-04-03 19:50:25 +0200
committerVolker Lendecke <vl@samba.org>2010-04-19 14:27:19 +0200
commit8869480f015215a8c9bf77cc6c646a4a02979f1d (patch)
tree250a8a476b2cd04e06576e16f140cb24b88c0336 /nsswitch
parent8ebb999b4ad7e01f1174f0943ea4240f4afbe5fd (diff)
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libwbclient: Make wbcAddNamedBlob not use talloc
Diffstat (limited to 'nsswitch')
-rw-r--r--nsswitch/libwbclient/wbc_util.c65
1 files changed, 49 insertions, 16 deletions
diff --git a/nsswitch/libwbclient/wbc_util.c b/nsswitch/libwbclient/wbc_util.c
index 35e0b0b316..0026e87042 100644
--- a/nsswitch/libwbclient/wbc_util.c
+++ b/nsswitch/libwbclient/wbc_util.c
@@ -662,35 +662,68 @@ done:
return wbc_status;
}
+static void wbcNamedBlobDestructor(void *ptr)
+{
+ struct wbcNamedBlob *b = (struct wbcNamedBlob *)ptr;
+
+ while (b->name != NULL) {
+ free((char *)(b->name));
+ free(b->blob.data);
+ b += 1;
+ }
+}
+
/* Initialize a named blob and add to list of blobs */
wbcErr wbcAddNamedBlob(size_t *num_blobs,
- struct wbcNamedBlob **blobs,
+ struct wbcNamedBlob **pblobs,
const char *name,
uint32_t flags,
uint8_t *data,
size_t length)
{
wbcErr wbc_status = WBC_ERR_UNKNOWN_FAILURE;
- struct wbcNamedBlob blob;
+ struct wbcNamedBlob *blobs, *blob;
- *blobs = talloc_realloc(NULL, *blobs, struct wbcNamedBlob,
- *(num_blobs)+1);
- BAIL_ON_PTR_ERROR(*blobs, wbc_status);
+ if (name == NULL) {
+ return WBC_ERR_INVALID_PARAM;
+ }
- blob.name = talloc_strdup(*blobs, name);
- BAIL_ON_PTR_ERROR(blob.name, wbc_status);
- blob.flags = flags;
- blob.blob.length = length;
- blob.blob.data = (uint8_t *)talloc_memdup(*blobs, data, length);
- BAIL_ON_PTR_ERROR(blob.blob.data, wbc_status);
+ /*
+ * Overallocate the b->name==NULL terminator for
+ * wbcNamedBlobDestructor
+ */
+ blobs = (struct wbcNamedBlob *)wbcAllocateMemory(
+ sizeof(struct wbcNamedBlob), *num_blobs + 2,
+ wbcNamedBlobDestructor);
+
+ if (*pblobs != NULL) {
+ struct wbcNamedBlob *old = *pblobs;
+ memcpy(blobs, old, sizeof(struct wbcNamedBlob) * (*num_blobs));
+ if (*num_blobs != 0) {
+ /* end indicator for wbcNamedBlobDestructor */
+ old[0].name = NULL;
+ }
+ wbcFreeMemory(old);
+ }
+ *pblobs = blobs;
+
+ blob = &blobs[*num_blobs];
+
+ blob->name = strdup(name);
+ BAIL_ON_PTR_ERROR(blob->name, wbc_status);
+ blob->flags = flags;
- (*(blobs))[*num_blobs] = blob;
- *(num_blobs) += 1;
+ blob->blob.length = length;
+ blob->blob.data = (uint8_t *)malloc(length);
+ BAIL_ON_PTR_ERROR(blob->blob.data, wbc_status);
+ memcpy(blob->blob.data, data, length);
+
+ *num_blobs += 1;
+ *pblobs = blobs;
+ blobs = NULL;
wbc_status = WBC_ERR_SUCCESS;
done:
- if (!WBC_ERROR_IS_OK(wbc_status)) {
- wbcFreeMemory(*blobs);
- }
+ wbcFreeMemory(blobs);
return wbc_status;
}