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[gemini] redirect

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This commit is contained in:
Witold Filipczyk 2021-07-02 20:56:33 +02:00
parent 327e5b472b
commit c08faee07b
1 changed files with 14 additions and 12 deletions
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26
src/protocol/gemini/gemini.c
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@ -233,9 +233,6 @@ get_header(struct read_buffer *rb)
unsigned char a0 = rb->data[i];
unsigned char a1 = rb->data[i + 1];
if (a0 == ASCII_LF
&& i < rb->length - 1)
return i;
if (a0 == ASCII_CR && i < rb->length - 1) {
if (a1 != ASCII_LF) return -1;
@ -278,6 +275,7 @@ gemini_got_header(struct socket *socket, struct read_buffer *rb)
return;
}
socket->state = SOCKET_END_ONCLOSE;
conn->cached = get_cache_entry(conn->uri);
again:
a = get_header(rb);
@ -291,24 +289,28 @@ again:
}
if ((a && get_gemini_code(rb, &h))
|| (h >= 30 && h < 70)) {
|| ((h >= 40) || h < 10)) {
abort_connection(conn, connection_state(S_HTTP_ERROR));
return;
}
if (h >= 30 && h < 40) {
char *url = memacpy(rb->data + 3, a - 4);
if (!url) {
abort_connection(conn, connection_state(S_OUT_OF_MEM));
return;
}
redirect_cache(conn->cached, url, 0, 0);
mem_free(url);
return;
}
init_string(&head_string);
add_to_string(&head_string, "\nContent-Type:");
add_bytes_to_string(&head_string, rb->data + 2, a);
gemini->code = h;
if (h >= 30 && h < 70) {
done_string(&head_string);
abort_connection(conn, connection_state(S_HTTP_ERROR));
return;
}
conn->cached = get_cache_entry(conn->uri);
if (!conn->cached) {
done_string(&head_string);
abort_connection(conn, connection_state(S_OUT_OF_MEM));