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Fix some potential crashes, better handling of empty server responses

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This commit is contained in:
jacksonmj
2011-02-27 04:58:22 +08:00
committed by Simon Robertshaw
parent e055eb5893
commit 647ff2bff0
1 changed files with 16 additions and 8 deletions
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20
src/interface.c
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@@ -2549,6 +2549,7 @@ int search_ui(pixel *vid_buf)
memset(v_buf, 0, ((YRES+MENUSIZE)*(XRES+BARSIZE))*PIXELSIZE);
}
is_p1 = (exp_res < GRID_X*GRID_Y);
if (results)
free(results);
active = 0;
}
@@ -2824,6 +2825,10 @@ int open_ui(pixel *vid_buf, char *save_id, char *save_date)
data = http_async_req_stop(http, &status, &data_size);
if (status == 200)
{
if (!data||!data_size) {
error_ui(vid_buf, 0, "Save data is empty (may be corrupt)");
break;
}
pixel *full_save = prerender_save(data, data_size, &imgw, &imgh);
if (full_save!=NULL) {
save_pic = rescale_img(full_save, imgw, imgh, &thumb_w, &thumb_h, 2);
@@ -2842,14 +2847,15 @@ int open_ui(pixel *vid_buf, char *save_id, char *save_date)
{
http_last_use_2 = time(NULL);
info_data = http_async_req_stop(http_2, &status_2, NULL);
if (status_2 == 200)
if (status_2 == 200 || !info_data)
{
info_ready = info_parse(info_data, info);
if (info_ready==-1) {
error_ui(vid_buf, 0, "Not found");
if (info_ready<=0) {
error_ui(vid_buf, 0, "Save info not found");
break;
}
}
if (info_data)
free(info_data);
active_2 = 0;
free(http_2);
@@ -3546,7 +3552,7 @@ int execute_tagop(pixel *vid_buf, char *op, char *tag)
return 1;
}
if (result[2])
if (result && result[2])
{
strncpy(svf_tags, result+3, 255);
svf_id[15] = 0;
@@ -3604,14 +3610,16 @@ void execute_save(pixel *vid_buf)
free(result);
return;
}
if (result && strncmp(result, "OK", 2))
if (!result || strncmp(result, "OK", 2))
{
if (!result)
result = mystrdup("Could not save - no reply from server");
error_ui(vid_buf, 0, result);
free(result);
return;
}
if (result[2])
if (result && result[2])
{
strncpy(svf_id, result+3, 15);
svf_id[15] = 0;