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Peter Sylvester cleaned up and fixed the getsockname() uses in ftp.c. Some

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of them can be completetly removed though...
This commit is contained in:
Daniel Stenberg 2006-09-08 22:17:39 +00:00
parent 1dec17562f
commit 8ec1bfe897
3 changed files with 40 additions and 26 deletions
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4
CHANGES
View File

@ -6,6 +6,10 @@
Changelog
Daniel (9 September 2006)
- Peter Sylvester cleaned up and fixed the getsockname() uses in ftp.c. Some
of them can be completetly removed though...
Daniel (6 September 2006)
- Ravi Pratap and I have implemented HTTP Pipelining support. Enable it for a
multi handle using CURLMOPT_PIPELINING and all HTTP connections done on that

1
RELEASE-NOTES
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@ -19,6 +19,7 @@ This release includes the following changes:
This release includes the following bugfixes:
o getsockname usage fixes
o SOCKS5 proxy connects can now time-out
o SOCKS5 connects that require auth no longer segfaults when auth not given
o multi interface using asynch resolves could get stuck in wrong state

59
lib/ftp.c
View File

@ -227,9 +227,11 @@ static CURLcode AllowServerConnect(struct connectdata *conn)
#endif
socklen_t size = (socklen_t) sizeof(add);
if(0 == getsockname(sock, (struct sockaddr *) &add, &size))
s=accept(sock, (struct sockaddr *) &add, &size);
if(0 == getsockname(sock, (struct sockaddr *) &add, &size)) {
size = sizeof(add);
s=accept(sock, (struct sockaddr *) &add, &size);
}
sclose(sock); /* close the first socket */
if (CURL_SOCKET_BAD == s) {
@ -842,16 +844,18 @@ static CURLcode ftp_state_use_port(struct connectdata *conn,
the IP from the control connection */
sslen = sizeof(ss);
rc = getsockname(conn->sock[FIRSTSOCKET], (struct sockaddr *)&ss, &sslen);
if(rc < 0) {
failf(data, "getsockname() returned %d\n", rc);
if (getsockname(conn->sock[FIRSTSOCKET], (struct sockaddr *)&ss, &sslen)) {
failf(data, "getsockname() failed: %s",
Curl_strerror(conn, Curl_sockerrno()) );
return CURLE_FTP_PORT_FAILED;
}
if (sslen > sizeof(ss))
sslen = sizeof(ss);
rc = getnameinfo((struct sockaddr *)&ss, sslen, hbuf, sizeof(hbuf), NULL,
0, NIFLAGS);
if(rc) {
failf(data, "getnameinfo() returned %d\n", rc);
failf(data, "getnameinfo() returned %d \n", rc);
return CURLE_FTP_PORT_FAILED;
}
host = hbuf; /* use this host name */
@ -896,14 +900,14 @@ static CURLcode ftp_state_use_port(struct connectdata *conn,
/* step 3, bind to a suitable local address */
/* Try binding the given address. */
if (bind(portsock, ai->ai_addr, ai->ai_addrlen) < 0) {
if (bind(portsock, ai->ai_addr, ai->ai_addrlen)) {
/* It failed. Bind the address used for the control connection instead */
sslen = sizeof(ss);
if (getsockname(conn->sock[FIRSTSOCKET],
(struct sockaddr *)sa, &sslen) < 0) {
failf(data, "getsockname() failed");
(struct sockaddr *)sa, &sslen)) {
failf(data, "getsockname() failed: %s",
Curl_strerror(conn, Curl_sockerrno()) );
sclose(portsock);
return CURLE_FTP_PORT_FAILED;
}
@ -914,7 +918,10 @@ static CURLcode ftp_state_use_port(struct connectdata *conn,
else
((struct sockaddr_in6 *)sa)->sin6_port =0;
if(bind(portsock, (struct sockaddr *)sa, sslen) < 0) {
if (sslen > sizeof(ss))
sslen = sizeof(ss);
if(bind(portsock, (struct sockaddr *)sa, sslen)) {
failf(data, "bind failed: %s", Curl_strerror(conn, Curl_sockerrno()));
sclose(portsock);
return CURLE_FTP_PORT_FAILED;
@ -924,18 +931,18 @@ static CURLcode ftp_state_use_port(struct connectdata *conn,
/* get the name again after the bind() so that we can extract the
port number it uses now */
sslen = sizeof(ss);
if(getsockname(portsock, (struct sockaddr *)sa, &sslen)<0) {
if(getsockname(portsock, (struct sockaddr *)sa, &sslen)) {
failf(data, "getsockname() failed: %s",
Curl_strerror(conn, Curl_sockerrno()) );
sclose(portsock);
return CURLE_FTP_PORT_FAILED;
}
/* step 4, listen on the socket */
if (listen(portsock, 1) < 0) {
error = Curl_sockerrno();
if (listen(portsock, 1)) {
failf(data, "socket failure: %s", Curl_strerror(conn, Curl_sockerrno()));
sclose(portsock);
failf(data, "socket failure: %s", Curl_strerror(conn, error));
return CURLE_FTP_PORT_FAILED;
}
@ -1031,6 +1038,7 @@ static CURLcode ftp_state_use_port(struct connectdata *conn,
Curl_addrinfo *addr = NULL;
unsigned short ip[4];
bool freeaddr = TRUE;
socklen_t sslen = sizeof(sa);
(void)fcmd; /* not used in the IPv4 code */
if(data->set.ftpport) {
@ -1074,14 +1082,15 @@ static CURLcode ftp_state_use_port(struct connectdata *conn,
if(!addr) {
/* pick a suitable default here */
socklen_t sslen;
sslen = sizeof(sa);
if (getsockname(conn->sock[FIRSTSOCKET],
(struct sockaddr *)&sa, &sslen) < 0) {
failf(data, "getsockname() failed");
(struct sockaddr *)&sa, &sslen)) {
failf(data, "getsockname() failed: %s",
Curl_strerror(conn, Curl_sockerrno()) );
return CURLE_FTP_PORT_FAILED;
}
if (sslen>sizeof(sa))
sslen = sizeof(sa);
sa_filled_in = TRUE; /* the sa struct is filled in */
}
@ -1089,7 +1098,6 @@ static CURLcode ftp_state_use_port(struct connectdata *conn,
if (addr || sa_filled_in) {
portsock = socket(AF_INET, SOCK_STREAM, 0);
if(CURL_SOCKET_BAD != portsock) {
socklen_t size;
/* we set the secondary socket variable to this for now, it
is only so that the cleanup function will close it in case
@ -1099,21 +1107,22 @@ static CURLcode ftp_state_use_port(struct connectdata *conn,
conn->sock[SECONDARYSOCKET] = portsock;
if(!sa_filled_in) {
memcpy(&sa, addr->ai_addr, sizeof(sa));
memcpy(&sa, addr->ai_addr, sslen);
sa.sin_addr.s_addr = INADDR_ANY;
}
sa.sin_port = 0;
size = sizeof(sa);
sslen = sizeof(sa);
if(bind(portsock, (struct sockaddr *)&sa, size) >= 0) {
if(bind(portsock, (struct sockaddr *)&sa, sslen) == 0) {
/* we succeeded to bind */
struct sockaddr_in add;
socklen_t socksize = sizeof(add);
if(getsockname(portsock, (struct sockaddr *) &add,
&socksize)<0) {
failf(data, "getsockname() failed");
&socksize)) {
failf(data, "getsockname() failed: %s",
Curl_strerror(conn, Curl_sockerrno()) );
return CURLE_FTP_PORT_FAILED;
}
porttouse = ntohs(add.sin_port);