* | (__| |_| | _ <| |___
* \___|\___/|_| \_\_____|
*
- * Copyright (C) 1998 - 2013, Daniel Stenberg, <daniel@haxx.se>, et al.
+ * Copyright (C) 1998 - 2014, Daniel Stenberg, <daniel@haxx.se>, et al.
*
* This software is licensed as described in the file COPYING, which
* you should have received as part of this distribution. The terms
#include "ftp.h"
#include "fileinfo.h"
#include "ftplistparser.h"
-
-#if defined(HAVE_KRB4) || defined(HAVE_GSSAPI)
-#include "krb4.h"
-#endif
-
+#include "curl_sec.h"
#include "strtoofft.h"
#include "strequal.h"
-#include "sslgen.h"
+#include "vtls/vtls.h"
#include "connect.h"
#include "strerror.h"
#include "inet_ntop.h"
bool connected);
/* easy-to-use macro: */
-#define PPSENDF(x,y,z) if((result = Curl_pp_sendf(x,y,z)) != CURLE_OK) \
+#define PPSENDF(x,y,z) if((result = Curl_pp_sendf(x,y,z))) \
return result
ftp_disconnect, /* disconnect */
ZERO_NULL, /* readwrite */
PORT_FTPS, /* defport */
- CURLPROTO_FTP | CURLPROTO_FTPS, /* protocol */
+ CURLPROTO_FTPS, /* protocol */
PROTOPT_SSL | PROTOPT_DUAL | PROTOPT_CLOSEACTION |
PROTOPT_NEEDSPWD | PROTOPT_NOURLQUERY /* flags */
};
static const struct Curl_handler Curl_handler_ftp_proxy = {
"FTP", /* scheme */
- ZERO_NULL, /* setup_connection */
+ Curl_http_setup_conn, /* setup_connection */
Curl_http, /* do_it */
Curl_http_done, /* done */
ZERO_NULL, /* do_more */
static const struct Curl_handler Curl_handler_ftps_proxy = {
"FTPS", /* scheme */
- ZERO_NULL, /* setup_connection */
+ Curl_http_setup_conn, /* setup_connection */
Curl_http, /* do_it */
Curl_http_done, /* done */
ZERO_NULL, /* do_more */
infof(data, "Connection accepted from server\n");
conn->sock[SECONDARYSOCKET] = s;
- curlx_nonblock(s, TRUE); /* enable non-blocking */
+ (void)curlx_nonblock(s, TRUE); /* enable non-blocking */
conn->sock_accepted[SECONDARYSOCKET] = TRUE;
if(data->set.fsockopt) {
static CURLcode InitiateTransfer(struct connectdata *conn)
{
struct SessionHandle *data = conn->data;
- struct FTP *ftp = data->state.proto.ftp;
+ struct FTP *ftp = data->req.protop;
CURLcode result = CURLE_OK;
if(conn->ssl[SECONDARYSOCKET].use) {
/* When we know we're uploading a specified file, we can get the file
size prior to the actual upload. */
- Curl_pgrsSetUploadSize(data, data->set.infilesize);
+ Curl_pgrsSetUploadSize(data, data->state.infilesize);
/* set the SO_SNDBUF for the secondary socket for those who need it */
Curl_sndbufset(conn->sock[SECONDARYSOCKET]);
{
struct SessionHandle *data = conn->data;
long timeout_ms;
- CURLcode ret = CURLE_OK;
+ CURLcode result = CURLE_OK;
*connected = FALSE;
infof(data, "Preparing for accepting server on data port\n");
}
/* see if the connection request is already here */
- ret = ReceivedServerConnect(conn, connected);
- if(ret)
- return ret;
+ result = ReceivedServerConnect(conn, connected);
+ if(result)
+ return result;
if(*connected) {
- ret = AcceptServerConnect(conn);
- if(ret)
- return ret;
+ result = AcceptServerConnect(conn);
+ if(result)
+ return result;
- ret = InitiateTransfer(conn);
- if(ret)
- return ret;
+ result = InitiateTransfer(conn);
+ if(result)
+ return result;
}
else {
/* Add timeout to multi handle and break out of the loop */
- if(ret == CURLE_OK && *connected == FALSE) {
+ if(!result && *connected == FALSE) {
if(data->set.accepttimeout > 0)
Curl_expire(data, data->set.accepttimeout);
else
}
}
- return ret;
+ return result;
}
/* macro to check for a three-digit ftp status code at the start of the
{
struct connectdata *conn = pp->conn;
struct SessionHandle *data = conn->data;
-#if defined(HAVE_KRB4) || defined(HAVE_GSSAPI)
+#ifdef HAVE_GSSAPI
char * const buf = data->state.buffer;
#endif
CURLcode result = CURLE_OK;
result = Curl_pp_readresp(sockfd, pp, &code, size);
-#if defined(HAVE_KRB4) || defined(HAVE_GSSAPI)
+#if defined(HAVE_GSSAPI)
/* handle the security-oriented responses 6xx ***/
/* FIXME: some errorchecking perhaps... ***/
switch(code) {
return result;
}
+#if defined(DEBUGBUILD) && !defined(CURL_DISABLE_VERBOSE_STRINGS)
+ /* for debug purposes */
+static const char * const ftp_state_names[]={
+ "STOP",
+ "WAIT220",
+ "AUTH",
+ "USER",
+ "PASS",
+ "ACCT",
+ "PBSZ",
+ "PROT",
+ "CCC",
+ "PWD",
+ "SYST",
+ "NAMEFMT",
+ "QUOTE",
+ "RETR_PREQUOTE",
+ "STOR_PREQUOTE",
+ "POSTQUOTE",
+ "CWD",
+ "MKD",
+ "MDTM",
+ "TYPE",
+ "LIST_TYPE",
+ "RETR_TYPE",
+ "STOR_TYPE",
+ "SIZE",
+ "RETR_SIZE",
+ "STOR_SIZE",
+ "REST",
+ "RETR_REST",
+ "PORT",
+ "PRET",
+ "PASV",
+ "LIST",
+ "RETR",
+ "STOR",
+ "QUIT"
+};
+#endif
+
/* This is the ONLY way to change FTP state! */
static void _state(struct connectdata *conn,
ftpstate newstate
#endif
)
{
-#if defined(DEBUGBUILD) && !defined(CURL_DISABLE_VERBOSE_STRINGS)
- /* for debug purposes */
- static const char * const names[]={
- "STOP",
- "WAIT220",
- "AUTH",
- "USER",
- "PASS",
- "ACCT",
- "PBSZ",
- "PROT",
- "CCC",
- "PWD",
- "SYST",
- "NAMEFMT",
- "QUOTE",
- "RETR_PREQUOTE",
- "STOR_PREQUOTE",
- "POSTQUOTE",
- "CWD",
- "MKD",
- "MDTM",
- "TYPE",
- "LIST_TYPE",
- "RETR_TYPE",
- "STOR_TYPE",
- "SIZE",
- "RETR_SIZE",
- "STOR_SIZE",
- "REST",
- "RETR_REST",
- "PORT",
- "PRET",
- "PASV",
- "LIST",
- "RETR",
- "STOR",
- "QUIT"
- };
-#endif
struct ftp_conn *ftpc = &conn->proto.ftpc;
-#if defined(DEBUGBUILD) && !defined(CURL_DISABLE_VERBOSE_STRINGS)
+
+#if defined(DEBUGBUILD)
+
+#if defined(CURL_DISABLE_VERBOSE_STRINGS)
+ (void) lineno;
+#else
if(ftpc->state != newstate)
infof(conn->data, "FTP %p (line %d) state change from %s to %s\n",
- (void *)ftpc, lineno, names[ftpc->state], names[newstate]);
+ (void *)ftpc, lineno, ftp_state_names[ftpc->state],
+ ftp_state_names[newstate]);
+#endif
#endif
+
ftpc->state = newstate;
}
static CURLcode ftp_state_user(struct connectdata *conn)
{
CURLcode result;
- struct FTP *ftp = conn->data->state.proto.ftp;
+ struct FTP *ftp = conn->data->req.protop;
/* send USER */
PPSENDF(&conn->proto.ftpc.pp, "USER %s", ftp->user?ftp->user:"");
return GETSOCK_BLANK;
/* When in DO_MORE state, we could be either waiting for us to connect to a
- remote site, or we could wait for that site to connect to us. Or just
- handle ordinary commands.
-
- When waiting for a connect, we can be in FTP_STOP state (or we're in
- FTP_STOR when we do an upload) and then we wait for the secondary socket
- to become writeable. . If we're in another state, we're still handling
- commands on the control (primary) connection.
-
- */
+ * remote site, or we could wait for that site to connect to us. Or just
+ * handle ordinary commands.
+ */
- switch(ftpc->state) {
- case FTP_STOP:
- case FTP_STOR:
- break;
- default:
- return Curl_pp_getsock(&conn->proto.ftpc.pp, socks, numsocks);
- }
+ if(FTP_STOP == ftpc->state) {
+ int bits = GETSOCK_READSOCK(0);
+
+ /* if stopped and still in this state, then we're also waiting for a
+ connect on the secondary connection */
+ socks[0] = conn->sock[FIRSTSOCKET];
+
+ if(!conn->data->set.ftp_use_port) {
+ int s;
+ int i;
+ /* PORT is used to tell the server to connect to us, and during that we
+ don't do happy eyeballs, but we do if we connect to the server */
+ for(s=1, i=0; i<2; i++) {
+ if(conn->tempsock[i] != CURL_SOCKET_BAD) {
+ socks[s] = conn->tempsock[i];
+ bits |= GETSOCK_WRITESOCK(s++);
+ }
+ }
+ }
+ else {
+ socks[1] = conn->sock[SECONDARYSOCKET];
+ bits |= GETSOCK_WRITESOCK(1);
+ }
- socks[0] = conn->sock[SECONDARYSOCKET];
- if(ftpc->wait_data_conn) {
- socks[1] = conn->sock[FIRSTSOCKET];
- return GETSOCK_READSOCK(0) | GETSOCK_READSOCK(1);
+ return bits;
}
-
- return GETSOCK_READSOCK(0);
+ else
+ return Curl_pp_getsock(&conn->proto.ftpc.pp, socks, numsocks);
}
/* This is called after the FTP_QUOTE state is passed.
if(*addr != '\0') {
/* attempt to get the address of the given interface name */
- switch(Curl_if2ip(conn->ip_addr->ai_family, conn->scope, addr,
- hbuf, sizeof(hbuf))) {
+ switch(Curl_if2ip(conn->ip_addr->ai_family,
+ Curl_ipv6_scope(conn->ip_addr->ai_addr),
+ conn->scope_id, addr, hbuf, sizeof(hbuf))) {
case IF2IP_NOT_FOUND:
/* not an interface, use the given string as host name instead */
host = addr;
continue;
if((PORT == fcmd) && sa->sa_family != AF_INET)
- /* PORT is ipv4 only */
+ /* PORT is IPv4 only */
continue;
- switch (sa->sa_family) {
+ switch(sa->sa_family) {
case AF_INET:
port = ntohs(sa4->sin_port);
break;
static CURLcode ftp_state_prepare_transfer(struct connectdata *conn)
{
CURLcode result = CURLE_OK;
- struct FTP *ftp = conn->data->state.proto.ftp;
+ struct FTP *ftp = conn->data->req.protop;
struct SessionHandle *data = conn->data;
if(ftp->transfer != FTPTRANSFER_BODY) {
static CURLcode ftp_state_rest(struct connectdata *conn)
{
CURLcode result = CURLE_OK;
- struct FTP *ftp = conn->data->state.proto.ftp;
+ struct FTP *ftp = conn->data->req.protop;
struct ftp_conn *ftpc = &conn->proto.ftpc;
if((ftp->transfer != FTPTRANSFER_BODY) && ftpc->file) {
static CURLcode ftp_state_size(struct connectdata *conn)
{
CURLcode result = CURLE_OK;
- struct FTP *ftp = conn->data->state.proto.ftp;
+ struct FTP *ftp = conn->data->req.protop;
struct ftp_conn *ftpc = &conn->proto.ftpc;
if((ftp->transfer == FTPTRANSFER_INFO) && ftpc->file) {
free(cmd);
- if(result != CURLE_OK)
+ if(result)
return result;
state(conn, FTP_LIST);
static CURLcode ftp_state_type(struct connectdata *conn)
{
CURLcode result = CURLE_OK;
- struct FTP *ftp = conn->data->state.proto.ftp;
+ struct FTP *ftp = conn->data->req.protop;
struct SessionHandle *data = conn->data;
struct ftp_conn *ftpc = &conn->proto.ftpc;
bool sizechecked)
{
CURLcode result = CURLE_OK;
- struct FTP *ftp = conn->data->state.proto.ftp;
+ struct FTP *ftp = conn->data->req.protop;
struct SessionHandle *data = conn->data;
struct ftp_conn *ftpc = &conn->proto.ftpc;
int seekerr = CURL_SEEKFUNC_OK;
}
}
/* now, decrease the size of the read */
- if(data->set.infilesize>0) {
- data->set.infilesize -= data->state.resume_from;
+ if(data->state.infilesize>0) {
+ data->state.infilesize -= data->state.resume_from;
- if(data->set.infilesize <= 0) {
+ if(data->state.infilesize <= 0) {
infof(data, "File already completely uploaded\n");
/* no data to transfer */
{
CURLcode result = CURLE_OK;
struct SessionHandle *data = conn->data;
- struct FTP *ftp = data->state.proto.ftp;
+ struct FTP *ftp = data->req.protop;
struct ftp_conn *ftpc = &conn->proto.ftpc;
bool quote=FALSE;
struct curl_slist *item;
return result;
}
+/*
+ * Perform the necessary magic that needs to be done once the TCP connection
+ * to the proxy has completed.
+ */
+static CURLcode proxy_magic(struct connectdata *conn,
+ char *newhost, unsigned short newport,
+ bool *magicdone)
+{
+ CURLcode result = CURLE_OK;
+ struct SessionHandle *data = conn->data;
+
+#if defined(CURL_DISABLE_PROXY)
+ (void) newhost;
+ (void) newport;
+#endif
+
+ *magicdone = FALSE;
+
+ switch(conn->proxytype) {
+ case CURLPROXY_SOCKS5:
+ case CURLPROXY_SOCKS5_HOSTNAME:
+ result = Curl_SOCKS5(conn->proxyuser, conn->proxypasswd, newhost,
+ newport, SECONDARYSOCKET, conn);
+ *magicdone = TRUE;
+ break;
+ case CURLPROXY_SOCKS4:
+ result = Curl_SOCKS4(conn->proxyuser, newhost, newport,
+ SECONDARYSOCKET, conn, FALSE);
+ *magicdone = TRUE;
+ break;
+ case CURLPROXY_SOCKS4A:
+ result = Curl_SOCKS4(conn->proxyuser, newhost, newport,
+ SECONDARYSOCKET, conn, TRUE);
+ *magicdone = TRUE;
+ break;
+ case CURLPROXY_HTTP:
+ case CURLPROXY_HTTP_1_0:
+ /* do nothing here. handled later. */
+ break;
+ default:
+ failf(data, "unknown proxytype option given");
+ result = CURLE_COULDNT_CONNECT;
+ break;
+ }
+
+ if(conn->bits.tunnel_proxy && conn->bits.httpproxy) {
+ /* BLOCKING */
+ /* We want "seamless" FTP operations through HTTP proxy tunnel */
+
+ /* Curl_proxyCONNECT is based on a pointer to a struct HTTP at the
+ * member conn->proto.http; we want FTP through HTTP and we have to
+ * change the member temporarily for connecting to the HTTP proxy. After
+ * Curl_proxyCONNECT we have to set back the member to the original
+ * struct FTP pointer
+ */
+ struct HTTP http_proxy;
+ struct FTP *ftp_save = data->req.protop;
+ memset(&http_proxy, 0, sizeof(http_proxy));
+ data->req.protop = &http_proxy;
+
+ result = Curl_proxyCONNECT(conn, SECONDARYSOCKET, newhost, newport);
+
+ data->req.protop = ftp_save;
+
+ if(result)
+ return result;
+
+ if(conn->tunnel_state[SECONDARYSOCKET] != TUNNEL_COMPLETE) {
+ /* the CONNECT procedure is not complete, the tunnel is not yet up */
+ state(conn, FTP_STOP); /* this phase is completed */
+ return result;
+ }
+ else
+ *magicdone = TRUE;
+ }
+
+ return result;
+}
+
static CURLcode ftp_state_pasv_resp(struct connectdata *conn,
int ftpcode)
{
struct ftp_conn *ftpc = &conn->proto.ftpc;
CURLcode result;
struct SessionHandle *data=conn->data;
- Curl_addrinfo *conninfo;
struct Curl_dns_entry *addr=NULL;
int rc;
unsigned short connectport; /* the local port connect() should use! */
- unsigned short newport=0; /* remote port */
- bool connected;
-
- /* newhost must be able to hold a full IP-style address in ASCII, which
- in the IPv6 case means 5*8-1 = 39 letters */
-#define NEWHOST_BUFSIZE 48
- char newhost[NEWHOST_BUFSIZE];
char *str=&data->state.buffer[4]; /* start on the first letter */
if((ftpc->count1 == 0) &&
return CURLE_FTP_WEIRD_PASV_REPLY;
}
if(ptr) {
- newport = (unsigned short)(num & 0xffff);
+ ftpc->newport = (unsigned short)(num & 0xffff);
if(conn->bits.tunnel_proxy ||
conn->proxytype == CURLPROXY_SOCKS5 ||
conn->proxytype == CURLPROXY_SOCKS4A)
/* proxy tunnel -> use other host info because ip_addr_str is the
proxy address not the ftp host */
- snprintf(newhost, sizeof(newhost), "%s", conn->host.name);
+ snprintf(ftpc->newhost, sizeof(ftpc->newhost), "%s",
+ conn->host.name);
else
/* use the same IP we are already connected to */
- snprintf(newhost, NEWHOST_BUFSIZE, "%s", conn->ip_addr_str);
+ snprintf(ftpc->newhost, NEWHOST_BUFSIZE, "%s", conn->ip_addr_str);
}
}
else
conn->proxytype == CURLPROXY_SOCKS4A)
/* proxy tunnel -> use other host info because ip_addr_str is the
proxy address not the ftp host */
- snprintf(newhost, sizeof(newhost), "%s", conn->host.name);
+ snprintf(ftpc->newhost, sizeof(ftpc->newhost), "%s", conn->host.name);
else
- snprintf(newhost, sizeof(newhost), "%s", conn->ip_addr_str);
+ snprintf(ftpc->newhost, sizeof(ftpc->newhost), "%s",
+ conn->ip_addr_str);
}
else
- snprintf(newhost, sizeof(newhost),
+ snprintf(ftpc->newhost, sizeof(ftpc->newhost),
"%d.%d.%d.%d", ip[0], ip[1], ip[2], ip[3]);
- newport = (unsigned short)(((port[0]<<8) + port[1]) & 0xffff);
+ ftpc->newport = (unsigned short)(((port[0]<<8) + port[1]) & 0xffff);
}
else if(ftpc->count1 == 0) {
/* EPSV failed, move on to PASV */
}
else {
/* normal, direct, ftp connection */
- rc = Curl_resolv(conn, newhost, newport, &addr);
+ rc = Curl_resolv(conn, ftpc->newhost, ftpc->newport, &addr);
if(rc == CURLRESOLV_PENDING)
/* BLOCKING */
(void)Curl_resolver_wait_resolv(conn, &addr);
- connectport = newport; /* we connect to the remote port */
+ connectport = ftpc->newport; /* we connect to the remote port */
if(!addr) {
- failf(data, "Can't resolve new host %s:%hu", newhost, connectport);
+ failf(data, "Can't resolve new host %s:%hu", ftpc->newhost, connectport);
return CURLE_FTP_CANT_GET_HOST;
}
}
- result = Curl_connecthost(conn,
- addr,
- &conn->sock[SECONDARYSOCKET],
- &conninfo,
- &connected);
+ conn->bits.tcpconnect[SECONDARYSOCKET] = FALSE;
+ result = Curl_connecthost(conn, addr);
Curl_resolv_unlock(data, addr); /* we're done using this address */
return result;
}
- conn->bits.tcpconnect[SECONDARYSOCKET] = connected;
/*
* When this is used from the multi interface, this might've returned with
* the 'connected' set to FALSE and thus we are now awaiting a non-blocking
- * connect to connect and we should not be "hanging" here waiting.
+ * connect to connect.
*/
if(data->set.verbose)
/* this just dumps information about this second connection */
- ftp_pasv_verbose(conn, conninfo, newhost, connectport);
+ ftp_pasv_verbose(conn, conn->ip_addr, ftpc->newhost, connectport);
- switch(conn->proxytype) {
- /* FIX: this MUST wait for a proper connect first if 'connected' is
- * FALSE */
- case CURLPROXY_SOCKS5:
- case CURLPROXY_SOCKS5_HOSTNAME:
- result = Curl_SOCKS5(conn->proxyuser, conn->proxypasswd, newhost, newport,
- SECONDARYSOCKET, conn);
- connected = TRUE;
- break;
- case CURLPROXY_SOCKS4:
- result = Curl_SOCKS4(conn->proxyuser, newhost, newport,
- SECONDARYSOCKET, conn, FALSE);
- connected = TRUE;
- break;
- case CURLPROXY_SOCKS4A:
- result = Curl_SOCKS4(conn->proxyuser, newhost, newport,
- SECONDARYSOCKET, conn, TRUE);
- connected = TRUE;
- break;
- case CURLPROXY_HTTP:
- case CURLPROXY_HTTP_1_0:
- /* do nothing here. handled later. */
- break;
- default:
- failf(data, "unknown proxytype option given");
- result = CURLE_COULDNT_CONNECT;
- break;
- }
-
- if(result) {
- if(ftpc->count1 == 0 && ftpcode == 229)
- return ftp_epsv_disable(conn);
- return result;
- }
-
- if(conn->bits.tunnel_proxy && conn->bits.httpproxy) {
- /* FIX: this MUST wait for a proper connect first if 'connected' is
- * FALSE */
-
- /* BLOCKING */
- /* We want "seamless" FTP operations through HTTP proxy tunnel */
-
- /* Curl_proxyCONNECT is based on a pointer to a struct HTTP at the member
- * conn->proto.http; we want FTP through HTTP and we have to change the
- * member temporarily for connecting to the HTTP proxy. After
- * Curl_proxyCONNECT we have to set back the member to the original struct
- * FTP pointer
- */
- struct HTTP http_proxy;
- struct FTP *ftp_save = data->state.proto.ftp;
- memset(&http_proxy, 0, sizeof(http_proxy));
- data->state.proto.http = &http_proxy;
-
- result = Curl_proxyCONNECT(conn, SECONDARYSOCKET, newhost, newport);
-
- data->state.proto.ftp = ftp_save;
-
- if(result)
- return result;
-
- if(conn->tunnel_state[SECONDARYSOCKET] != TUNNEL_COMPLETE) {
- /* the CONNECT procedure is not complete, the tunnel is not yet up */
- state(conn, FTP_STOP); /* this phase is completed */
- conn->bits.tcpconnect[SECONDARYSOCKET] = FALSE;
-
- return result;
- }
- }
-
- conn->bits.tcpconnect[SECONDARYSOCKET] = connected;
conn->bits.do_more = TRUE;
state(conn, FTP_STOP); /* this phase is completed */
{
CURLcode result = CURLE_OK;
struct SessionHandle *data=conn->data;
- struct FTP *ftp = data->state.proto.ftp;
+ struct FTP *ftp = data->req.protop;
struct ftp_conn *ftpc = &conn->proto.ftpc;
switch(ftpcode) {
{
CURLcode result = CURLE_OK;
struct SessionHandle *data=conn->data;
- struct FTP *ftp = data->state.proto.ftp;
+ struct FTP *ftp = data->req.protop;
struct ftp_conn *ftpc = &conn->proto.ftpc;
if(data->set.max_filesize && (filesize > data->set.max_filesize)) {
if(data->state.resume_from< 0) {
/* We're supposed to download the last abs(from) bytes */
if(filesize < -data->state.resume_from) {
- failf(data, "Offset (%" FORMAT_OFF_T
- ") was beyond file size (%" FORMAT_OFF_T ")",
+ failf(data, "Offset (%" CURL_FORMAT_CURL_OFF_T
+ ") was beyond file size (%" CURL_FORMAT_CURL_OFF_T ")",
data->state.resume_from, filesize);
return CURLE_BAD_DOWNLOAD_RESUME;
}
}
else {
if(filesize < data->state.resume_from) {
- failf(data, "Offset (%" FORMAT_OFF_T
- ") was beyond file size (%" FORMAT_OFF_T ")",
+ failf(data, "Offset (%" CURL_FORMAT_CURL_OFF_T
+ ") was beyond file size (%" CURL_FORMAT_CURL_OFF_T ")",
data->state.resume_from, filesize);
return CURLE_BAD_DOWNLOAD_RESUME;
}
}
/* Set resume file transfer offset */
- infof(data, "Instructs server to resume from offset %" FORMAT_OFF_T
- "\n", data->state.resume_from);
+ infof(data, "Instructs server to resume from offset %"
+ CURL_FORMAT_CURL_OFF_T "\n", data->state.resume_from);
- PPSENDF(&ftpc->pp, "REST %" FORMAT_OFF_T, data->state.resume_from);
+ PPSENDF(&ftpc->pp, "REST %" CURL_FORMAT_CURL_OFF_T,
+ data->state.resume_from);
state(conn, FTP_RETR_REST);
-
}
else {
/* no resume */
#ifdef CURL_FTP_HTTPSTYLE_HEAD
if(-1 != filesize) {
snprintf(buf, sizeof(data->state.buffer),
- "Content-Length: %" FORMAT_OFF_T "\r\n", filesize);
+ "Content-Length: %" CURL_FORMAT_CURL_OFF_T "\r\n", filesize);
result = Curl_client_write(conn, CLIENTWRITE_BOTH, buf, 0);
if(result)
return result;
if(data->set.ftp_use_port) {
bool connected;
+ state(conn, FTP_STOP); /* no longer in STOR state */
+
result = AllowServerConnect(conn, &connected);
if(result)
return result;
{
CURLcode result = CURLE_OK;
struct SessionHandle *data = conn->data;
- struct FTP *ftp = data->state.proto.ftp;
+ struct FTP *ftp = data->req.protop;
char *buf = data->state.buffer;
if((ftpcode == 150) || (ftpcode == 125)) {
else if((instate != FTP_LIST) && (data->set.prefer_ascii))
size = -1; /* kludge for servers that understate ASCII mode file size */
- infof(data, "Maxdownload = %" FORMAT_OFF_T "\n", data->req.maxdownload);
+ infof(data, "Maxdownload = %" CURL_FORMAT_CURL_OFF_T "\n",
+ data->req.maxdownload);
if(instate != FTP_LIST)
- infof(data, "Getting file with size: %" FORMAT_OFF_T "\n", size);
+ infof(data, "Getting file with size: %" CURL_FORMAT_CURL_OFF_T "\n",
+ size);
/* FTP download: */
conn->proto.ftpc.state_saved = instate;
{
CURLcode result = CURLE_OK;
-#ifdef HAVE_KRB4
- if(conn->data->set.krb) {
- /* We may need to issue a KAUTH here to have access to the files
- * do it if user supplied a password
- */
- if(conn->passwd && *conn->passwd) {
- /* BLOCKING */
- result = Curl_krb_kauth(conn);
- if(result)
- return result;
- }
- }
-#endif
if(conn->ssl[FIRSTSOCKET].use) {
/* PBSZ = PROTECTION BUFFER SIZE.
{
CURLcode result = CURLE_OK;
struct SessionHandle *data = conn->data;
- struct FTP *ftp = data->state.proto.ftp;
+ struct FTP *ftp = data->req.protop;
struct ftp_conn *ftpc = &conn->proto.ftpc;
(void)instate; /* no use for this yet */
}
/* We have received a 220 response fine, now we proceed. */
-#if defined(HAVE_KRB4) || defined(HAVE_GSSAPI)
+#ifdef HAVE_GSSAPI
if(data->set.krb) {
/* If not anonymous login, try a secure login. Note that this
procedure is still BLOCKING. */
set a valid level */
Curl_sec_request_prot(conn, data->set.str[STRING_KRB_LEVEL]);
- if(Curl_sec_login(conn) != CURLE_OK)
+ if(Curl_sec_login(conn))
infof(data, "Logging in with password in cleartext!\n");
else
infof(data, "Authentication successful\n");
if((ftpcode == 234) || (ftpcode == 334)) {
/* Curl_ssl_connect is BLOCKING */
result = Curl_ssl_connect(conn, FIRSTSOCKET);
- if(CURLE_OK == result) {
+ if(!result) {
conn->ssl[SECONDARYSOCKET].use = FALSE; /* clear-text data */
result = ftp_state_user(conn);
}
if(!ftpc->server_os && dir[0] != '/') {
result = Curl_pp_sendf(&ftpc->pp, "%s", "SYST");
- if(result != CURLE_OK) {
+ if(result) {
free(dir);
return result;
}
if(strequal(os, "OS/400")) {
/* Force OS400 name format 1. */
result = Curl_pp_sendf(&ftpc->pp, "%s", "SITE NAMEFMT 1");
- if(result != CURLE_OK) {
+ if(result) {
free(os);
return result;
}
}
/*
- * Allocate and initialize the struct FTP for the current SessionHandle. If
- * need be.
- */
-
-#if defined(__INTEL_COMPILER) && (__INTEL_COMPILER == 910) && \
- defined(__OPTIMIZE__) && defined(__unix__) && defined(__i386__)
- /* workaround icc 9.1 optimizer issue */
-#pragma optimize("", off)
-#endif
-
-static CURLcode ftp_init(struct connectdata *conn)
-{
- struct FTP *ftp;
-
- if(NULL == conn->data->state.proto.ftp) {
- conn->data->state.proto.ftp = malloc(sizeof(struct FTP));
- if(NULL == conn->data->state.proto.ftp)
- return CURLE_OUT_OF_MEMORY;
- }
-
- ftp = conn->data->state.proto.ftp;
-
- /* get some initial data into the ftp struct */
- ftp->bytecountp = &conn->data->req.bytecount;
- ftp->transfer = FTPTRANSFER_BODY;
- ftp->downloadsize = 0;
-
- /* No need to duplicate user+password, the connectdata struct won't change
- during a session, but we re-init them here since on subsequent inits
- since the conn struct may have changed or been replaced.
- */
- ftp->user = conn->user;
- ftp->passwd = conn->passwd;
- if(isBadFtpString(ftp->user))
- return CURLE_URL_MALFORMAT;
- if(isBadFtpString(ftp->passwd))
- return CURLE_URL_MALFORMAT;
-
- conn->proto.ftpc.known_filesize = -1; /* unknown size for now */
-
- return CURLE_OK;
-}
-
-#if defined(__INTEL_COMPILER) && (__INTEL_COMPILER == 910) && \
- defined(__OPTIMIZE__) && defined(__unix__) && defined(__i386__)
- /* workaround icc 9.1 optimizer issue */
-#pragma optimize("", on)
-#endif
-
-/*
* ftp_connect() should do everything that is to be considered a part of
* the connection phase.
*
*done = FALSE; /* default to not done yet */
- /* If there already is a protocol-specific struct allocated for this
- sessionhandle, deal with it */
- Curl_reset_reqproto(conn);
-
- result = ftp_init(conn);
- if(CURLE_OK != result)
- return result;
-
/* We always support persistent connections on ftp */
- conn->bits.close = FALSE;
+ connkeep(conn, "FTP default");
pp->response_time = RESP_TIMEOUT; /* set default response time-out */
pp->statemach_act = ftp_statemach_act;
bool premature)
{
struct SessionHandle *data = conn->data;
- struct FTP *ftp = data->state.proto.ftp;
+ struct FTP *ftp = data->req.protop;
struct ftp_conn *ftpc = &conn->proto.ftpc;
struct pingpong *pp = &ftpc->pp;
ssize_t nread;
ftpc->ctl_valid = FALSE;
ftpc->cwdfail = TRUE; /* set this TRUE to prevent us to remember the
current path, as this connection is going */
- conn->bits.close = TRUE; /* marked for closure */
+ connclose(conn, "FTP ended with bad error code");
result = status; /* use the already set error code */
break;
}
if(!result)
result = CURLE_OUT_OF_MEMORY;
ftpc->ctl_valid = FALSE; /* mark control connection as bad */
- conn->bits.close = TRUE; /* mark for connection closure */
+ connclose(conn, "FTP: out of memory!"); /* mark for connection closure */
ftpc->prevpath = NULL; /* no path remembering */
}
else {
failf(data, "Failure sending ABOR command: %s",
curl_easy_strerror(result));
ftpc->ctl_valid = FALSE; /* mark control connection as bad */
- conn->bits.close = TRUE; /* mark for connection closure */
+ connclose(conn, "ABOR command failed"); /* connection closure */
}
}
if(!nread && (CURLE_OPERATION_TIMEDOUT == result)) {
failf(data, "control connection looks dead");
ftpc->ctl_valid = FALSE; /* mark control connection as bad */
- conn->bits.close = TRUE; /* mark for closure */
+ connclose(conn, "Timeout or similar in FTP DONE operation"); /* close */
}
if(result)
/* we have just sent ABOR and there is no reliable way to check if it was
* successful or not; we have to close the connection now */
infof(data, "partial download completed, closing connection\n");
- conn->bits.close = TRUE; /* mark for closure */
+ connclose(conn, "Partial download with no ability to check");
return result;
}
use checking further */
;
else if(data->set.upload) {
- if((-1 != data->set.infilesize) &&
- (data->set.infilesize != *ftp->bytecountp) &&
+ if((-1 != data->state.infilesize) &&
+ (data->state.infilesize != *ftp->bytecountp) &&
!data->set.crlf &&
(ftp->transfer == FTPTRANSFER_BODY)) {
- failf(data, "Uploaded unaligned file size (%" FORMAT_OFF_T
- " out of %" FORMAT_OFF_T " bytes)",
- *ftp->bytecountp, data->set.infilesize);
+ failf(data, "Uploaded unaligned file size (%" CURL_FORMAT_CURL_OFF_T
+ " out of %" CURL_FORMAT_CURL_OFF_T " bytes)",
+ *ftp->bytecountp, data->state.infilesize);
result = CURLE_PARTIAL_FILE;
}
}
*ftp->bytecountp) &&
#endif /* CURL_DO_LINEEND_CONV */
(data->req.maxdownload != *ftp->bytecountp)) {
- failf(data, "Received only partial file: %" FORMAT_OFF_T " bytes",
- *ftp->bytecountp);
+ failf(data, "Received only partial file: %" CURL_FORMAT_CURL_OFF_T
+ " bytes", *ftp->bytecountp);
result = CURLE_PARTIAL_FILE;
}
else if(!ftpc->dont_check &&
if((-1 == to) && (from>=0)) {
/* X - */
data->state.resume_from = from;
- DEBUGF(infof(conn->data, "FTP RANGE %" FORMAT_OFF_T " to end of file\n",
- from));
+ DEBUGF(infof(conn->data, "FTP RANGE %" CURL_FORMAT_CURL_OFF_T
+ " to end of file\n", from));
}
else if(from < 0) {
/* -Y */
data->req.maxdownload = -from;
data->state.resume_from = from;
- DEBUGF(infof(conn->data, "FTP RANGE the last %" FORMAT_OFF_T " bytes\n",
- -from));
+ DEBUGF(infof(conn->data, "FTP RANGE the last %" CURL_FORMAT_CURL_OFF_T
+ " bytes\n", -from));
}
else {
/* X-Y */
data->req.maxdownload = (to-from)+1; /* include last byte */
data->state.resume_from = from;
- DEBUGF(infof(conn->data, "FTP RANGE from %" FORMAT_OFF_T
- " getting %" FORMAT_OFF_T " bytes\n",
+ DEBUGF(infof(conn->data, "FTP RANGE from %" CURL_FORMAT_CURL_OFF_T
+ " getting %" CURL_FORMAT_CURL_OFF_T " bytes\n",
from, data->req.maxdownload));
}
- DEBUGF(infof(conn->data, "range-download from %" FORMAT_OFF_T
- " to %" FORMAT_OFF_T ", totally %" FORMAT_OFF_T " bytes\n",
+ DEBUGF(infof(conn->data, "range-download from %" CURL_FORMAT_CURL_OFF_T
+ " to %" CURL_FORMAT_CURL_OFF_T ", totally %"
+ CURL_FORMAT_CURL_OFF_T " bytes\n",
from, to, data->req.maxdownload));
ftpc->dont_check = TRUE; /* dont check for successful transfer */
}
bool complete = FALSE;
/* the ftp struct is inited in ftp_connect() */
- struct FTP *ftp = data->state.proto.ftp;
+ struct FTP *ftp = data->req.protop;
/* if the second connection isn't done yet, wait for it */
if(!conn->bits.tcpconnect[SECONDARYSOCKET]) {
/* Ready to do more? */
if(connected) {
DEBUGF(infof(data, "DO-MORE connected phase starts\n"));
+ if(conn->bits.proxy) {
+ infof(data, "Connection to proxy confirmed\n");
+ result = proxy_magic(conn, ftpc->newhost, ftpc->newport, &connected);
+ }
}
else {
if(result && (ftpc->count1 == 0)) {
return result;
}
- if((result == CURLE_OK) && (ftp->transfer != FTPTRANSFER_BODY))
+ if(!result && (ftp->transfer != FTPTRANSFER_BODY))
/* no data to transfer. FIX: it feels like a kludge to have this here
too! */
Curl_setup_transfer(conn, -1, -1, FALSE, NULL, -1, NULL);
if(conn->data->set.opt_no_body) {
/* requested no body means no transfer... */
- struct FTP *ftp = conn->data->state.proto.ftp;
+ struct FTP *ftp = conn->data->req.protop;
ftp->transfer = FTPTRANSFER_INFO;
}
char *last_slash;
char *path = conn->data->state.path;
struct WildcardData *wildcard = &(conn->data->wildcard);
- CURLcode ret = CURLE_OK;
+ CURLcode result = CURLE_OK;
struct ftp_wc_tmpdata *ftp_tmp;
last_slash = strrchr(conn->data->state.path, '/');
last_slash++;
if(last_slash[0] == '\0') {
wildcard->state = CURLWC_CLEAN;
- ret = ftp_parse_url_path(conn);
- return ret;
+ result = ftp_parse_url_path(conn);
+ return result;
}
else {
wildcard->pattern = strdup(last_slash);
}
else { /* only list */
wildcard->state = CURLWC_CLEAN;
- ret = ftp_parse_url_path(conn);
- return ret;
+ result = ftp_parse_url_path(conn);
+ return result;
}
}
conn->data->set.ftp_filemethod = FTPFILE_MULTICWD;
/* try to parse ftp url */
- ret = ftp_parse_url_path(conn);
- if(ret) {
+ result = ftp_parse_url_path(conn);
+ if(result) {
Curl_safefree(wildcard->pattern);
wildcard->tmp_dtor(wildcard->tmp);
wildcard->tmp_dtor = ZERO_NULL;
wildcard->tmp = NULL;
- return ret;
+ return result;
}
wildcard->path = strdup(conn->data->state.path);
static CURLcode wc_statemach(struct connectdata *conn)
{
struct WildcardData * const wildcard = &(conn->data->wildcard);
- CURLcode ret = CURLE_OK;
+ CURLcode result = CURLE_OK;
switch (wildcard->state) {
case CURLWC_INIT:
- ret = init_wc_data(conn);
+ result = init_wc_data(conn);
if(wildcard->state == CURLWC_CLEAN)
/* only listing! */
break;
else
- wildcard->state = ret ? CURLWC_ERROR : CURLWC_MATCHING;
+ wildcard->state = result ? CURLWC_ERROR : CURLWC_MATCHING;
break;
case CURLWC_MATCHING: {
if(finfo->flags & CURLFINFOFLAG_KNOWN_SIZE)
ftpc->known_filesize = finfo->size;
- ret = ftp_parse_url_path(conn);
- if(ret) {
- return ret;
- }
+ result = ftp_parse_url_path(conn);
+ if(result)
+ return result;
/* we don't need the Curl_fileinfo of first file anymore */
Curl_llist_remove(wildcard->filelist, wildcard->filelist->head, NULL);
case CURLWC_CLEAN: {
struct ftp_wc_tmpdata *ftp_tmp = wildcard->tmp;
- ret = CURLE_OK;
- if(ftp_tmp) {
- ret = Curl_ftp_parselist_geterror(ftp_tmp->parser);
- }
- wildcard->state = ret ? CURLWC_ERROR : CURLWC_DONE;
+ result = CURLE_OK;
+ if(ftp_tmp)
+ result = Curl_ftp_parselist_geterror(ftp_tmp->parser);
+
+ wildcard->state = result ? CURLWC_ERROR : CURLWC_DONE;
} break;
case CURLWC_DONE:
break;
}
- return ret;
+ return result;
}
/***********************************************************************
*/
static CURLcode ftp_do(struct connectdata *conn, bool *done)
{
- CURLcode retcode = CURLE_OK;
+ CURLcode result = CURLE_OK;
struct ftp_conn *ftpc = &conn->proto.ftpc;
*done = FALSE; /* default to false */
ftpc->wait_data_conn = FALSE; /* default to no such wait */
- /*
- Since connections can be re-used between SessionHandles, this might be a
- connection already existing but on a fresh SessionHandle struct so we must
- make sure we have a good 'struct FTP' to play with. For new connections,
- the struct FTP is allocated and setup in the ftp_connect() function.
- */
- Curl_reset_reqproto(conn);
- retcode = ftp_init(conn);
- if(retcode)
- return retcode;
-
if(conn->data->set.wildcardmatch) {
- retcode = wc_statemach(conn);
+ result = wc_statemach(conn);
if(conn->data->wildcard.state == CURLWC_SKIP ||
conn->data->wildcard.state == CURLWC_DONE) {
/* do not call ftp_regular_transfer */
return CURLE_OK;
}
- if(retcode) /* error, loop or skipping the file */
- return retcode;
+ if(result) /* error, loop or skipping the file */
+ return result;
}
else { /* no wildcard FSM needed */
- retcode = ftp_parse_url_path(conn);
- if(retcode)
- return retcode;
+ result = ftp_parse_url_path(conn);
+ if(result)
+ return result;
}
- retcode = ftp_regular_transfer(conn, done);
+ result = ftp_regular_transfer(conn, done);
- return retcode;
+ return result;
}
char s[SBUF_SIZE];
size_t write_len;
char *sptr=s;
- CURLcode res = CURLE_OK;
-#if defined(HAVE_KRB4) || defined(HAVE_GSSAPI)
+ CURLcode result = CURLE_OK;
+#ifdef HAVE_GSSAPI
enum protection_level data_sec = conn->data_prot;
#endif
bytes_written=0;
- res = Curl_convert_to_network(conn->data, s, write_len);
+ result = Curl_convert_to_network(conn->data, s, write_len);
/* Curl_convert_to_network calls failf if unsuccessful */
- if(res)
- return(res);
+ if(result)
+ return(result);
for(;;) {
-#if defined(HAVE_KRB4) || defined(HAVE_GSSAPI)
+#ifdef HAVE_GSSAPI
conn->data_prot = PROT_CMD;
#endif
- res = Curl_write(conn, conn->sock[FIRSTSOCKET], sptr, write_len,
- &bytes_written);
-#if defined(HAVE_KRB4) || defined(HAVE_GSSAPI)
+ result = Curl_write(conn, conn->sock[FIRSTSOCKET], sptr, write_len,
+ &bytes_written);
+#ifdef HAVE_GSSAPI
DEBUGASSERT(data_sec > PROT_NONE && data_sec < PROT_LAST);
conn->data_prot = data_sec;
#endif
- if(CURLE_OK != res)
+ if(result)
break;
if(conn->data->set.verbose)
break;
}
- return res;
+ return result;
}
/***********************************************************************
failf(conn->data, "Failure sending QUIT command: %s",
curl_easy_strerror(result));
conn->proto.ftpc.ctl_valid = FALSE; /* mark control connection as bad */
- conn->bits.close = TRUE; /* mark for connection closure */
+ connclose(conn, "QUIT command failed"); /* mark for connection closure */
state(conn, FTP_STOP);
return result;
}
Curl_pp_disconnect(pp);
-#if defined(HAVE_KRB4) || defined(HAVE_GSSAPI)
+#ifdef HAVE_GSSAPI
Curl_sec_end(conn);
#endif
{
struct SessionHandle *data = conn->data;
/* the ftp struct is already inited in ftp_connect() */
- struct FTP *ftp = data->state.proto.ftp;
+ struct FTP *ftp = data->req.protop;
struct ftp_conn *ftpc = &conn->proto.ftpc;
const char *slash_pos; /* position of the first '/' char in curpos */
const char *path_to_use = data->state.path;
dirlen++;
ftpc->dirs[0] = curl_easy_unescape(conn->data, slash_pos ? cur_pos : "/",
- slash_pos ? curlx_sztosi(dirlen) : 1,
+ slash_pos ? curlx_uztosi(dirlen) : 1,
NULL);
if(!ftpc->dirs[0]) {
freedirs(ftpc);
static CURLcode ftp_dophase_done(struct connectdata *conn,
bool connected)
{
- struct FTP *ftp = conn->data->state.proto.ftp;
+ struct FTP *ftp = conn->data->req.protop;
struct ftp_conn *ftpc = &conn->proto.ftpc;
if(connected) {
Curl_pgrsSetUploadCounter(data, 0);
Curl_pgrsSetDownloadCounter(data, 0);
- Curl_pgrsSetUploadSize(data, 0);
- Curl_pgrsSetDownloadSize(data, 0);
+ Curl_pgrsSetUploadSize(data, -1);
+ Curl_pgrsSetDownloadSize(data, -1);
ftpc->ctl_valid = TRUE; /* starts good */
&connected, /* have we connected after PASV/PORT */
dophase_done); /* all commands in the DO-phase done? */
- if(CURLE_OK == result) {
+ if(!result) {
if(!*dophase_done)
/* the DO phase has not completed yet */
return result;
}
-static CURLcode ftp_setup_connection(struct connectdata * conn)
+static CURLcode ftp_setup_connection(struct connectdata *conn)
{
struct SessionHandle *data = conn->data;
- char * type;
+ char *type;
char command;
+ struct FTP *ftp;
if(conn->bits.httpproxy && !data->set.tunnel_thru_httpproxy) {
/* Unless we have asked to tunnel ftp operations through the proxy, we
return CURLE_UNSUPPORTED_PROTOCOL;
#endif
}
- /*
- * We explicitly mark this connection as persistent here as we're doing
- * FTP over HTTP and thus we accidentally avoid setting this value
- * otherwise.
- */
- conn->bits.close = FALSE;
+ /* set it up as a HTTP connection instead */
+ return conn->handler->setup_connection(conn);
#else
failf(data, "FTP over http proxy requires HTTP support built-in!");
return CURLE_UNSUPPORTED_PROTOCOL;
#endif
}
+ conn->data->req.protop = ftp = malloc(sizeof(struct FTP));
+ if(NULL == ftp)
+ return CURLE_OUT_OF_MEMORY;
+
data->state.path++; /* don't include the initial slash */
data->state.slash_removed = TRUE; /* we've skipped the slash */
}
}
+ /* get some initial data into the ftp struct */
+ ftp->bytecountp = &conn->data->req.bytecount;
+ ftp->transfer = FTPTRANSFER_BODY;
+ ftp->downloadsize = 0;
+
+ /* No need to duplicate user+password, the connectdata struct won't change
+ during a session, but we re-init them here since on subsequent inits
+ since the conn struct may have changed or been replaced.
+ */
+ ftp->user = conn->user;
+ ftp->passwd = conn->passwd;
+ if(isBadFtpString(ftp->user))
+ return CURLE_URL_MALFORMAT;
+ if(isBadFtpString(ftp->passwd))
+ return CURLE_URL_MALFORMAT;
+
+ conn->proto.ftpc.known_filesize = -1; /* unknown size for now */
+
return CURLE_OK;
}