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Enabled support for IPv6-style IP-addresses if ENABLE_IPV6 is set. If it isn't,

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curl will return an error when such an address is used.
This commit is contained in:
Daniel Stenberg 2001-01-23 10:21:30 +00:00
parent 210aa4371c
commit 7872cc131a
1 changed files with 32 additions and 14 deletions
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46
lib/url.c
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@ -635,6 +635,7 @@ static CURLcode _connect(CURL *curl, CURLconnect **in_connect)
char resumerange[40]="";
struct UrlData *data = curl;
struct connectdata *conn;
char endbracket;
#ifdef HAVE_SIGACTION
struct sigaction sigact;
#endif
@ -1146,15 +1147,40 @@ static CURLcode _connect(CURL *curl, CURLconnect **in_connect)
}
}
/* No matter if we use a proxy or not, we have to figure out the remote
port number of various reasons.
To be able to detect port number flawlessly, we must not confuse them
IPv6-specified addresses in the [0::1] style.
*/
if((1 == sscanf(conn->name, "[%*39[0-9a-fA-F:]%c", &endbracket)) &&
(']' == endbracket)) {
/* this is a IPv6-style specified IP-address */
#ifndef ENABLE_IPV6
failf(data, "You haven't enabled IPv6 support");
return CURLE_URL_MALFORMAT;
#else
tmp = strchr(conn->name, ']');
tmp++; /* pass the ending bracket */
if(':' != *tmp)
tmp = NULL; /* no port number available */
#endif
}
else {
/* traditional IPv4-style port-extracting */
tmp = strchr(conn->name, ':');
}
if (tmp) {
*tmp++ = '\0'; /* cut off the name there */
data->remote_port = atoi(tmp);
}
if(!data->bits.httpproxy) {
/* If not connecting via a proxy, extract the port from the URL, if it is
* there, thus overriding any defaults that might have been set above. */
tmp = strchr(conn->name, ':');
if (tmp) {
*tmp++ = '\0';
data->port = atoi(tmp);
}
data->remote_port = data->port; /* it is the same port */
data->port = data->remote_port; /* it is the same port */
/* Connect to target host right on */
conn->hp = Curl_gethost(data, conn->name, &conn->hostent_buf);
@ -1179,14 +1205,6 @@ static CURLcode _connect(CURL *curl, CURLconnect **in_connect)
return CURLE_OUT_OF_MEMORY;
}
/* we use proxy all right, but we wanna know the remote port for SSL
reasons */
tmp = strchr(conn->name, ':');
if (tmp) {
*tmp++ = '\0'; /* cut off the name there */
data->remote_port = atoi(tmp);
}
/* Daniel Dec 10, 1998:
We do the proxy host string parsing here. We want the host name and the
port name. Accept a protocol:// prefix, even though it should just be