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about: Add handling for unknown about: page 

Signed-off-by: Daniel Silverstone <dsilvers@digital-scurf.org>
This commit is contained in:
Daniel Silverstone 2020-03-22 14:09:09 +00:00
parent 9014dc7381
commit 4cbdcc4aae
No known key found for this signature in database
GPG Key ID: C30DF439F2987D74
1 changed files with 28 additions and 2 deletions
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30
content/fetchers/about.c
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@ -1792,6 +1792,28 @@ fetch_about_config_handler_aborted:
return false;
}
static bool
fetch_about_404_handler(struct fetch_about_context *ctx)
{
nserror res;
/* content is going to return 404 */
fetch_set_http_code(ctx->fetchh, 404);
/* content type */
if (fetch_about_send_header(ctx, "Content-Type: text/plain; charset=utf-8")) {
return false;
}
res = ssenddataf(ctx, "Unknown page: %s", nsurl_access(ctx->url));
if (res != NSERROR_OK) {
return false;
}
fetch_about_send_finished(ctx);
return true;
}
/**
* callback to initialise the about scheme fetcher.
@ -1866,10 +1888,10 @@ fetch_about_setup(struct fetch *fetchh,
for (handler_loop = 0;
handler_loop < about_handler_list_len;
handler_loop++) {
ctx->handler = about_handler_list[handler_loop].handler;
if (lwc_string_isequal(path,
about_handler_list[handler_loop].lname,
&match) == lwc_error_ok && match) {
ctx->handler = about_handler_list[handler_loop].handler;
break;
}
}
@ -1949,7 +1971,11 @@ static void fetch_about_poll(lwc_string *scheme)
/* Only process non-aborted fetches */
if (c->aborted == false) {
/* about fetches can be processed in one go */
c->handler(c);
if (c->handler == NULL) {
fetch_about_404_handler(c);
} else {
c->handler(c);
}
}
/* And now finish */