diff options
Diffstat (limited to 'lib/ftp.c')
| -rw-r--r-- | lib/ftp.c | 82 |
1 files changed, 51 insertions, 31 deletions
@@ -113,7 +113,7 @@ static CURLcode ftp_parse_url_path(struct connectdata *conn); static CURLcode ftp_regular_transfer(struct connectdata *conn, bool *done); #ifndef CURL_DISABLE_VERBOSE_STRINGS static void ftp_pasv_verbose(struct connectdata *conn, - Curl_addrinfo *ai, + struct Curl_addrinfo *ai, char *newhost, /* ascii version */ int port); #endif @@ -136,7 +136,7 @@ static int ftp_getsock(struct connectdata *conn, curl_socket_t *socks); static int ftp_domore_getsock(struct connectdata *conn, curl_socket_t *socks); static CURLcode ftp_doing(struct connectdata *conn, bool *dophase_done); -static CURLcode ftp_setup_connection(struct connectdata * conn); +static CURLcode ftp_setup_connection(struct connectdata *conn); static CURLcode init_wc_data(struct connectdata *conn); static CURLcode wc_statemach(struct connectdata *conn); @@ -221,6 +221,9 @@ static void close_secondarysocket(struct connectdata *conn) conn->sock[SECONDARYSOCKET] = CURL_SOCKET_BAD; } conn->bits.tcpconnect[SECONDARYSOCKET] = FALSE; +#ifndef CURL_DISABLE_PROXY + conn->bits.proxy_ssl_connected[SECONDARYSOCKET] = FALSE; +#endif } /* @@ -291,7 +294,7 @@ static CURLcode AcceptServerConnect(struct connectdata *conn) conn->sock[SECONDARYSOCKET] = s; (void)curlx_nonblock(s, TRUE); /* enable non-blocking */ - conn->sock_accepted = TRUE; + conn->bits.sock_accepted = TRUE; if(data->set.fsockopt) { int error = 0; @@ -334,7 +337,7 @@ static timediff_t ftp_timeleft_accept(struct Curl_easy *data) now = Curl_now(); /* check if the generic timeout possibly is set shorter */ - other = Curl_timeleft(data, &now, FALSE); + other = Curl_timeleft(data, &now, FALSE); if(other && (other < timeout_ms)) /* note that this also works fine for when other happens to be negative due to it already having elapsed */ @@ -386,7 +389,7 @@ static CURLcode ReceivedServerConnect(struct connectdata *conn, bool *received) if(pp->cache_size && pp->cache && pp->cache[0] > '3') { /* Data connection could not be established, let's return */ infof(data, "There is negative response in cache while serv connect\n"); - Curl_GetFTPResponse(&nread, conn, &ftpcode); + (void)Curl_GetFTPResponse(&nread, conn, &ftpcode); return CURLE_FTP_ACCEPT_FAILED; } @@ -408,7 +411,7 @@ static CURLcode ReceivedServerConnect(struct connectdata *conn, bool *received) } else if(result & CURL_CSELECT_IN) { infof(data, "Ctrl conn has data while waiting for data conn\n"); - Curl_GetFTPResponse(&nread, conn, &ftpcode); + (void)Curl_GetFTPResponse(&nread, conn, &ftpcode); if(ftpcode/100 > 3) return CURLE_FTP_ACCEPT_FAILED; @@ -632,8 +635,8 @@ CURLcode Curl_GetFTPResponse(ssize_t *nreadp, /* return number of bytes read */ while(!*ftpcode && !result) { /* check and reset timeout value every lap */ - time_t timeout = Curl_pp_state_timeout(pp, FALSE); - time_t interval_ms; + timediff_t timeout = Curl_pp_state_timeout(pp, FALSE); + timediff_t interval_ms; if(timeout <= 0) { failf(data, "FTP response timeout"); @@ -815,6 +818,7 @@ static int ftp_domore_getsock(struct connectdata *conn, curl_socket_t *socks) if(FTP_STOP == ftpc->state) { int bits = GETSOCK_READSOCK(0); + bool any = FALSE; /* if stopped and still in this state, then we're also waiting for a connect on the secondary connection */ @@ -829,10 +833,11 @@ static int ftp_domore_getsock(struct connectdata *conn, curl_socket_t *socks) if(conn->tempsock[i] != CURL_SOCKET_BAD) { socks[s] = conn->tempsock[i]; bits |= GETSOCK_WRITESOCK(s++); + any = TRUE; } } } - else { + if(!any) { socks[1] = conn->sock[SECONDARYSOCKET]; bits |= GETSOCK_WRITESOCK(1) | GETSOCK_READSOCK(1); } @@ -913,7 +918,7 @@ static CURLcode ftp_state_use_port(struct connectdata *conn, char myhost[MAX_IPADR_LEN + 1] = ""; struct Curl_sockaddr_storage ss; - Curl_addrinfo *res, *ai; + struct Curl_addrinfo *res, *ai; curl_socklen_t sslen; char hbuf[NI_MAXHOST]; struct sockaddr *sa = (struct sockaddr *)&ss; @@ -1038,6 +1043,7 @@ static CURLcode ftp_state_use_port(struct connectdata *conn, } /* data->set.ftpport */ if(!host) { + const char *r; /* not an interface and not a host name, get default by extracting the IP from the control connection */ sslen = sizeof(ss); @@ -1050,13 +1056,15 @@ static CURLcode ftp_state_use_port(struct connectdata *conn, switch(sa->sa_family) { #ifdef ENABLE_IPV6 case AF_INET6: - Curl_inet_ntop(sa->sa_family, &sa6->sin6_addr, hbuf, sizeof(hbuf)); + r = Curl_inet_ntop(sa->sa_family, &sa6->sin6_addr, hbuf, sizeof(hbuf)); break; #endif default: - Curl_inet_ntop(sa->sa_family, &sa4->sin_addr, hbuf, sizeof(hbuf)); + r = Curl_inet_ntop(sa->sa_family, &sa4->sin_addr, hbuf, sizeof(hbuf)); break; } + if(!r) + return CURLE_FTP_PORT_FAILED; host = hbuf; /* use this host name */ possibly_non_local = FALSE; /* we know it is local now */ } @@ -1293,7 +1301,7 @@ static CURLcode ftp_state_use_pasv(struct connectdata *conn) struct ftp_conn *ftpc = &conn->proto.ftpc; CURLcode result = CURLE_OK; /* - Here's the excecutive summary on what to do: + Here's the executive summary on what to do: PASV is RFC959, expect: 227 Entering Passive Mode (a1,a2,a3,a4,p1,p2) @@ -1444,7 +1452,7 @@ static CURLcode ftp_state_list(struct connectdata *conn) /* url-decode before evaluation: e.g. paths starting/ending with %2f */ const char *slashPos = NULL; char *rawPath = NULL; - result = Curl_urldecode(data, ftp->path, 0, &rawPath, NULL, TRUE); + result = Curl_urldecode(data, ftp->path, 0, &rawPath, NULL, REJECT_CTRL); if(result) return result; @@ -1759,7 +1767,11 @@ static CURLcode ftp_epsv_disable(struct connectdata *conn) { CURLcode result = CURLE_OK; - if(conn->bits.ipv6 && !(conn->bits.tunnel_proxy || conn->bits.socksproxy)) { + if(conn->bits.ipv6 +#ifndef CURL_DISABLE_PROXY + && !(conn->bits.tunnel_proxy || conn->bits.socksproxy) +#endif + ) { /* We can't disable EPSV when doing IPv6, so this is instead a fail */ failf(conn->data, "Failed EPSV attempt, exiting\n"); return CURLE_WEIRD_SERVER_REPLY; @@ -1784,9 +1796,10 @@ static char *control_address(struct connectdata *conn) If a proxy tunnel is used, returns the original host name instead, because the effective control connection address is the proxy address, not the ftp host. */ +#ifndef CURL_DISABLE_PROXY if(conn->bits.tunnel_proxy || conn->bits.socksproxy) return conn->host.name; - +#endif return conn->ip_addr_str; } @@ -1903,6 +1916,7 @@ static CURLcode ftp_state_pasv_resp(struct connectdata *conn, return CURLE_FTP_WEIRD_PASV_REPLY; } +#ifndef CURL_DISABLE_PROXY if(conn->bits.proxy) { /* * This connection uses a proxy and we need to connect to the proxy again @@ -1925,7 +1939,9 @@ static CURLcode ftp_state_pasv_resp(struct connectdata *conn, return CURLE_COULDNT_RESOLVE_PROXY; } } - else { + else +#endif + { /* normal, direct, ftp connection */ rc = Curl_resolv(conn, ftpc->newhost, ftpc->newport, FALSE, &addr); if(rc == CURLRESOLV_PENDING) @@ -2634,9 +2650,12 @@ static CURLcode ftp_statemach_act(struct connectdata *conn) #endif if(data->set.use_ssl && - (!conn->ssl[FIRSTSOCKET].use || - (conn->bits.proxy_ssl_connected[FIRSTSOCKET] && - !conn->proxy_ssl[FIRSTSOCKET].use))) { + (!conn->ssl[FIRSTSOCKET].use +#ifndef CURL_DISABLE_PROXY + || (conn->bits.proxy_ssl_connected[FIRSTSOCKET] && + !conn->proxy_ssl[FIRSTSOCKET].use) +#endif + )) { /* We don't have a SSL/TLS connection yet, but FTPS is requested. Try a FTPS connection now */ @@ -2808,7 +2827,7 @@ static CURLcode ftp_statemach_act(struct connectdata *conn) store++; ptr++; } - *store = '\0'; /* zero terminate */ + *store = '\0'; /* null-terminate */ } if(entry_extracted) { /* If the path name does not look like an absolute path (i.e.: it @@ -2872,7 +2891,7 @@ static CURLcode ftp_statemach_act(struct connectdata *conn) ptr++; for(store = os; *ptr && *ptr != ' ';) *store++ = *ptr++; - *store = '\0'; /* zero terminate */ + *store = '\0'; /* null-terminate */ /* Check for special servers here. */ @@ -3175,7 +3194,8 @@ static CURLcode ftp_done(struct connectdata *conn, CURLcode status, if(!result) /* get the url-decoded "raw" path */ - result = Curl_urldecode(data, ftp->path, 0, &rawPath, &pathLen, TRUE); + result = Curl_urldecode(data, ftp->path, 0, &rawPath, &pathLen, + REJECT_CTRL); if(result) { /* We can limp along anyway (and should try to since we may already be in * the error path) */ @@ -3231,9 +3251,9 @@ static CURLcode ftp_done(struct connectdata *conn, CURLcode status, } if(conn->ssl[SECONDARYSOCKET].use) { - /* The secondary socket is using SSL so we must close down that part - first before we close the socket for real */ - Curl_ssl_close(conn, SECONDARYSOCKET); + /* The secondary socket used SSL so we must close down that part first + before we close the socket for real */ + result = Curl_ssl_shutdown(conn, SECONDARYSOCKET); /* Note that we keep "use" set to TRUE since that (next) connection is still requested to use SSL */ @@ -3249,7 +3269,7 @@ static CURLcode ftp_done(struct connectdata *conn, CURLcode status, * data has been transferred. This happens when doing through NATs etc that * abandon old silent connections. */ - long old_time = pp->response_time; + timediff_t old_time = pp->response_time; pp->response_time = 60*1000; /* give it only a minute for now */ pp->response = Curl_now(); /* timeout relative now */ @@ -3442,7 +3462,7 @@ static CURLcode ftp_nb_type(struct connectdata *conn, #ifndef CURL_DISABLE_VERBOSE_STRINGS static void ftp_pasv_verbose(struct connectdata *conn, - Curl_addrinfo *ai, + struct Curl_addrinfo *ai, char *newhost, /* ascii version */ int port) { @@ -3500,6 +3520,7 @@ static CURLcode ftp_do_more(struct connectdata *conn, int *completep) } } +#ifndef CURL_DISABLE_PROXY result = Curl_proxy_connect(conn, SECONDARYSOCKET); if(result) return result; @@ -3510,7 +3531,7 @@ static CURLcode ftp_do_more(struct connectdata *conn, int *completep) if(conn->bits.tunnel_proxy && conn->bits.httpproxy && Curl_connect_ongoing(conn)) return result; - +#endif if(ftpc->state) { /* already in a state so skip the initial commands. @@ -4090,7 +4111,7 @@ CURLcode ftp_parse_url_path(struct connectdata *conn) ftpc->cwdfail = FALSE; /* url-decode ftp path before further evaluation */ - result = Curl_urldecode(data, ftp->path, 0, &rawPath, &pathLen, TRUE); + result = Curl_urldecode(data, ftp->path, 0, &rawPath, &pathLen, REJECT_CTRL); if(result) return result; @@ -4337,7 +4358,6 @@ static CURLcode ftp_setup_connection(struct connectdata *conn) char command; *type = 0; /* it was in the middle of the hostname */ command = Curl_raw_toupper(type[6]); - conn->bits.type_set = TRUE; switch(command) { case 'A': /* ASCII mode */ |