int http_send_response(int sockfd, struct HttpResponse *response) {
debug("http_send_response");
int status = (response != NULL) ? response->status : 500;
int content_length = (response != NULL) ? response->content_length : 0;
const char *payload = (response != NULL) ? response->payload : "";
char *buf;
char http_response[] = "HTTP/1.1 %d %s\r\nContent-Length: %d\r\n\r\n%s";
if (asprintf(&buf, http_response, status, http_reason_phrase(status),
content_length, payload) == -1) {
log_err("An error occurred while creating response.");
// TODO
const char* error_response = "HTTP/1.1 500 ERROR\r\n\r\n";
if (send_all(sockfd, error_response, strlen(error_response), 0) == -1) {
if (errno == EPIPE) {
return ERR_BROKEN_PIPE;
}
log_err("Send response.");
exit(-1);
}
}
else {
if (send_all(sockfd, buf, strlen(buf), 0) == -1) {
free(buf);
if (errno == EPIPE) {
return ERR_BROKEN_PIPE;
}
log_err("Send response.");
exit(-1);
}
free(buf);
}
return 0;
}
int http_server_send_vec(struct http_session_t *session, int code, const struct http_vec_t* vec, size_t num, http_server_onsend onsend, void* param)
{
int r;
char content_length[32];
r = http_session_data(session, vec, num);
if (r < 0)
return r;
// Content-Length
if (0 == session->http_content_length_flag)
{
r = snprintf(content_length, sizeof(content_length), "%d", r);
http_session_add_header(session, "Content-Length", content_length, r);
}
// HTTP Response Header
r = snprintf(session->status_line, sizeof(session->status_line), "HTTP/1.1 %d %s\r\n", code, http_reason_phrase(code));
socket_setbufvec(session->vec, 0, session->status_line, r);
socket_setbufvec(session->vec, 1, session->header, session->header_size);
socket_setbufvec(session->vec, 2, (void*)s_http_header_end, 2);
session->onsend = onsend;
session->onsendparam = param;
return aio_tcp_transport_send_v(session->transport, session->vec, session->vec_count);
}