struct ast_frame *ast_frisolate(struct ast_frame *fr)
{
struct ast_frame *out;
+ void *newdata;
+
if (!(fr->mallocd & AST_MALLOCD_HDR)) {
/* Allocate a new header if needed */
- if (!(out = ast_frame_header_new())) {
+ if (!(out = ast_frame_header_new()))
return NULL;
- }
out->frametype = fr->frametype;
out->subclass = fr->subclass;
out->datalen = fr->datalen;
out->samples = fr->samples;
out->offset = fr->offset;
- out->src = NULL;
out->data = fr->data;
- } else {
+ } else
out = fr;
- }
+
if (!(fr->mallocd & AST_MALLOCD_SRC)) {
if (fr->src)
out->src = strdup(fr->src);
} else
out->src = fr->src;
+
if (!(fr->mallocd & AST_MALLOCD_DATA)) {
- if (!(out->data = ast_malloc(fr->datalen + AST_FRIENDLY_OFFSET))) {
+ if (!(newdata = ast_malloc(fr->datalen + AST_FRIENDLY_OFFSET))) {
free(out);
return NULL;
}
- out->data += AST_FRIENDLY_OFFSET;
+ newdata += AST_FRIENDLY_OFFSET;
out->offset = AST_FRIENDLY_OFFSET;
out->datalen = fr->datalen;
- memcpy(out->data, fr->data, fr->datalen);
+ memcpy(newdata, fr->data, fr->datalen);
+ out->data = newdata;
}
+
out->mallocd = AST_MALLOCD_HDR | AST_MALLOCD_SRC | AST_MALLOCD_DATA;
+
return out;
}