+ log_error(LOG_LEVEL_ERROR, "Executing %s failed: %E", cmd);
+ }
+ else
+ {
+ log_error(LOG_LEVEL_RE_FILTER,
+ "Executing '%s' resulted in return value %d. "
+ "Read %d of up to %d bytes.", name, (ret >> 8), new_size, *size);
+ }
+
+ unlink(file_name);
+ *size = new_size;
+
+ return filter_output;
+
+}
+#endif /* def FEATURE_EXTERNAL_FILTERS */
+
+
+/*********************************************************************
+ *
+ * Function : gif_deanimate_response
+ *
+ * Description : Deanimate the GIF image that has been accumulated in
+ * csp->iob->buf, set csp->content_length to the modified
+ * size and raise the CSP_FLAG_MODIFIED flag.
+ *
+ * Parameters :
+ * 1 : csp = Current client state (buffers, headers, etc...)
+ *
+ * Returns : a pointer to the (newly allocated) modified buffer.
+ * or NULL in case something went wrong.
+ *
+ *********************************************************************/
+#ifdef FUZZ
+char *gif_deanimate_response(struct client_state *csp)
+#else
+static char *gif_deanimate_response(struct client_state *csp)
+#endif
+{
+ struct binbuffer *in, *out;
+ char *p;
+ size_t size;
+
+ size = (size_t)(csp->iob->eod - csp->iob->cur);
+
+ in = zalloc_or_die(sizeof(*in));
+ out = zalloc_or_die(sizeof(*out));
+
+ in->buffer = csp->iob->cur;
+ in->size = size;
+
+ if (gif_deanimate(in, out, strncmp("last", csp->action->string[ACTION_STRING_DEANIMATE], 4)))
+ {
+ log_error(LOG_LEVEL_DEANIMATE, "failed! (gif parsing)");
+ freez(in);
+ buf_free(out);
+ return(NULL);
+ }
+ else
+ {
+ if ((int)size == out->offset)
+ {
+ log_error(LOG_LEVEL_DEANIMATE, "GIF not changed.");
+ }
+ else
+ {
+ log_error(LOG_LEVEL_DEANIMATE, "Success! GIF shrunk from %d bytes to %d.", size, out->offset);
+ }
+ csp->content_length = out->offset;
+ csp->flags |= CSP_FLAG_MODIFIED;
+ p = out->buffer;
+ freez(in);
+ freez(out);
+ return(p);