/* kc3
* Copyright 2022,2023,2024 kmx.io <contact@kmx.io>
*
* Permission is hereby granted to use this software granted the above
* copyright notice and this permission paragraph are included in all
* copies and substantial portions of this software.
*
* THIS SOFTWARE IS PROVIDED "AS-IS" WITHOUT ANY GUARANTEE OF
* PURPOSE AND PERFORMANCE. IN NO EVENT WHATSOEVER SHALL THE
* AUTHOR BE CONSIDERED LIABLE FOR THE USE AND PERFORMANCE OF
* THIS SOFTWARE.
*/
#include <libkc3/kc3.h>
#include "http.h"
#include <string.h>
#include "socket.h"
s_http_request * http_request_buf_parse (s_http_request *req, s_buf *buf)
{
s_str line;
sw r;
s_buf_save save;
s_list **tail;
s_http_request tmp = {0};
assert(req);
assert(buf);
buf_save_init(buf, &save);
if ((r = buf_read_1(buf, "GET ")) < 0)
goto restore;
if (r > 0)
tmp.method = sym_1("get");
if (! tmp.method) {
err_puts("http_request_buf_parse: no method");
goto restore;
}
err_write_1("http_request_buf_parse: method: ");
err_inspect_sym(&tmp.method);
err_write_1("\n");
if (! buf_read_until_1_into_str(buf, " ", &tmp.url)) {
err_puts("http_request_buf_parse: invalid URL");
goto restore;
}
err_write_1("http_request_buf_parse: url: ");
err_inspect_str(&tmp.url);
err_write_1("\n");
if (! buf_read_until_1_into_str(buf, "\r\n", &tmp.protocol)) {
err_puts("http_request_buf_parse: invalid protocol");
goto restore;
}
err_write_1("http_request_buf_parse: protocol: ");
err_inspect_str(&tmp.protocol);
err_write_1("\n");
tail = &tmp.headers;
while (1) {
if (! buf_read_until_1_into_str(buf, "\r\n", &line)) {
err_puts("http_request_buf_parse: invalid header");
goto restore;
}
if (line.size == 0)
break;
*tail = list_new(NULL);
(*tail)->tag.type = TAG_STR;
(*tail)->tag.data.str = line;
tail = &(*tail)->next.data.list;
}
buf_save_clean(buf, &save);
*req = tmp;
return req;
restore:
buf_save_restore_rpos(buf, &save);
buf_save_clean(buf, &save);
return NULL;
}
