* \___|\___/|_| \_\_____|
*
* Copyright (C) 2009, 2011, Markus Moeller, <markus_moeller@compuserve.com>
+ * Copyright (C) 2012 - 2015, 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 "setup.h"
+#include "curl_setup.h"
-#ifndef CURL_DISABLE_PROXY
-
-#ifdef HAVE_GSSAPI
-#ifdef HAVE_OLD_GSSMIT
-#define GSS_C_NT_HOSTBASED_SERVICE gss_nt_service_name
-#define NCOMPAT 1
-#endif
-#ifndef gss_nt_service_name
-#define gss_nt_service_name GSS_C_NT_HOSTBASED_SERVICE
-#endif
+#if defined(HAVE_GSSAPI) && !defined(CURL_DISABLE_PROXY)
#include "curl_gssapi.h"
#include "urldata.h"
static gss_ctx_id_t gss_context = GSS_C_NO_CONTEXT;
/*
- * Helper gssapi error functions.
+ * Helper GSS-API error functions.
*/
static int check_gss_err(struct SessionHandle *data,
OM_uint32 major_status,
}
gss_release_buffer(&min_stat, &status_string);
}
- failf(data, "GSSAPI error: %s failed:\n%s\n", function, buf);
+ failf(data, "GSS-API error: %s failed:\n%s", function, buf);
return(1);
}
gss_name_t gss_client_name = GSS_C_NO_NAME;
unsigned short us_length;
char *user=NULL;
- unsigned char socksreq[4]; /* room for gssapi exchange header only */
+ unsigned char socksreq[4]; /* room for GSS-API exchange header only */
char *serviceptr = data->set.str[STRING_SOCKS5_GSSAPI_SERVICE];
- /* GSSAPI request looks like
+ /* GSS-API request looks like
* +----+------+-----+----------------+
* |VER | MTYP | LEN | TOKEN |
* +----+------+----------------------+
serviceptr, conn->proxy.name);
gss_major_status = gss_import_name(&gss_minor_status, &service,
- gss_nt_service_name, &server);
+ GSS_C_NT_HOSTBASED_SERVICE, &server);
}
gss_release_buffer(&gss_status, &service); /* clear allocated memory */
&gss_minor_status,
&gss_context,
server,
+ &Curl_krb5_mech_oid,
NULL,
gss_token,
&gss_send_token,
+ TRUE,
&gss_ret_flags);
if(gss_token != GSS_C_NO_BUFFER)
gss_release_buffer(&gss_status, &gss_recv_token);
gss_release_buffer(&gss_status, &gss_send_token);
gss_delete_sec_context(&gss_status, &gss_context, NULL);
- failf(data, "Failed to initial GSSAPI token.");
+ failf(data, "Failed to initial GSS-API token.");
return CURLE_COULDNT_CONNECT;
}
if(gss_send_token.length != 0) {
- socksreq[0] = 1; /* gssapi subnegotiation version */
+ socksreq[0] = 1; /* GSS-API subnegotiation version */
socksreq[1] = 1; /* authentication message type */
us_length = htons((short)gss_send_token.length);
memcpy(socksreq+2,&us_length,sizeof(short));
code = Curl_write_plain(conn, sock, (char *)socksreq, 4, &written);
- if((code != CURLE_OK) || (4 != written)) {
- failf(data, "Failed to send GSSAPI authentication request.");
+ if(code || (4 != written)) {
+ failf(data, "Failed to send GSS-API authentication request.");
gss_release_name(&gss_status, &server);
gss_release_buffer(&gss_status, &gss_recv_token);
gss_release_buffer(&gss_status, &gss_send_token);
code = Curl_write_plain(conn, sock, (char *)gss_send_token.value,
gss_send_token.length, &written);
- if((code != CURLE_OK) || ((ssize_t)gss_send_token.length != written)) {
- failf(data, "Failed to send GSSAPI authentication token.");
+ if(code || ((ssize_t)gss_send_token.length != written)) {
+ failf(data, "Failed to send GSS-API authentication token.");
gss_release_name(&gss_status, &server);
gss_release_buffer(&gss_status, &gss_recv_token);
gss_release_buffer(&gss_status, &gss_send_token);
/* analyse response */
- /* GSSAPI response looks like
+ /* GSS-API response looks like
* +----+------+-----+----------------+
* |VER | MTYP | LEN | TOKEN |
* +----+------+----------------------+
*/
result=Curl_blockread_all(conn, sock, (char *)socksreq, 4, &actualread);
- if(result != CURLE_OK || actualread != 4) {
- failf(data, "Failed to receive GSSAPI authentication response.");
+ if(result || (actualread != 4)) {
+ failf(data, "Failed to receive GSS-API authentication response.");
gss_release_name(&gss_status, &server);
gss_delete_sec_context(&gss_status, &gss_context, NULL);
return CURLE_COULDNT_CONNECT;
}
if(socksreq[1] != 1) { /* status / messgae type */
- failf(data, "Invalid GSSAPI authentication response type (%d %d).",
+ failf(data, "Invalid GSS-API authentication response type (%d %d).",
socksreq[0], socksreq[1]);
gss_release_name(&gss_status, &server);
gss_delete_sec_context(&gss_status, &gss_context, NULL);
gss_recv_token.value=malloc(us_length);
if(!gss_recv_token.value) {
failf(data,
- "Could not allocate memory for GSSAPI authentication "
+ "Could not allocate memory for GSS-API authentication "
"response token.");
gss_release_name(&gss_status, &server);
gss_delete_sec_context(&gss_status, &gss_context, NULL);
result=Curl_blockread_all(conn, sock, (char *)gss_recv_token.value,
gss_recv_token.length, &actualread);
- if(result != CURLE_OK || actualread != us_length) {
- failf(data, "Failed to receive GSSAPI authentication token.");
+ if(result || (actualread != us_length)) {
+ failf(data, "Failed to receive GSS-API authentication token.");
gss_release_name(&gss_status, &server);
gss_release_buffer(&gss_status, &gss_recv_token);
gss_delete_sec_context(&gss_status, &gss_context, NULL);
user[gss_send_token.length] = '\0';
gss_release_name(&gss_status, &gss_client_name);
gss_release_buffer(&gss_status, &gss_send_token);
- infof(data, "SOCKS5 server authencticated user %s with gssapi.\n",user);
+ infof(data, "SOCKS5 server authencticated user %s with GSS-API.\n",user);
free(user);
user=NULL;
/* Do encryption */
- socksreq[0] = 1; /* gssapi subnegotiation version */
+ socksreq[0] = 1; /* GSS-API subnegotiation version */
socksreq[1] = 2; /* encryption message type */
gss_enc = 0; /* no data protection */
else if(gss_ret_flags & GSS_C_INTEG_FLAG)
gss_enc = 1;
- infof(data, "SOCKS5 server supports gssapi %s data protection.\n",
+ infof(data, "SOCKS5 server supports GSS-API %s data protection.\n",
(gss_enc==0)?"no":((gss_enc==1)?"integrity":"confidentiality"));
/* force for the moment to no data protection */
gss_enc = 0;
gss_release_buffer(&gss_status, &gss_send_token);
gss_release_buffer(&gss_status, &gss_w_token);
gss_delete_sec_context(&gss_status, &gss_context, NULL);
- failf(data, "Failed to wrap GSSAPI encryption value into token.");
+ failf(data, "Failed to wrap GSS-API encryption value into token.");
return CURLE_COULDNT_CONNECT;
}
gss_release_buffer(&gss_status, &gss_send_token);
}
code = Curl_write_plain(conn, sock, (char *)socksreq, 4, &written);
- if((code != CURLE_OK) || (4 != written)) {
- failf(data, "Failed to send GSSAPI encryption request.");
+ if(code || (4 != written)) {
+ failf(data, "Failed to send GSS-API encryption request.");
gss_release_buffer(&gss_status, &gss_w_token);
gss_delete_sec_context(&gss_status, &gss_context, NULL);
return CURLE_COULDNT_CONNECT;
if(data->set.socks5_gssapi_nec) {
memcpy(socksreq, &gss_enc, 1);
code = Curl_write_plain(conn, sock, socksreq, 1, &written);
- if((code != CURLE_OK) || ( 1 != written)) {
- failf(data, "Failed to send GSSAPI encryption type.");
+ if(code || ( 1 != written)) {
+ failf(data, "Failed to send GSS-API encryption type.");
gss_delete_sec_context(&gss_status, &gss_context, NULL);
return CURLE_COULDNT_CONNECT;
}
else {
code = Curl_write_plain(conn, sock, (char *)gss_w_token.value,
gss_w_token.length, &written);
- if((code != CURLE_OK) || ((ssize_t)gss_w_token.length != written)) {
- failf(data, "Failed to send GSSAPI encryption type.");
+ if(code || ((ssize_t)gss_w_token.length != written)) {
+ failf(data, "Failed to send GSS-API encryption type.");
gss_release_buffer(&gss_status, &gss_w_token);
gss_delete_sec_context(&gss_status, &gss_context, NULL);
return CURLE_COULDNT_CONNECT;
}
result=Curl_blockread_all(conn, sock, (char *)socksreq, 4, &actualread);
- if(result != CURLE_OK || actualread != 4) {
- failf(data, "Failed to receive GSSAPI encryption response.");
+ if(result || (actualread != 4)) {
+ failf(data, "Failed to receive GSS-API encryption response.");
gss_delete_sec_context(&gss_status, &gss_context, NULL);
return CURLE_COULDNT_CONNECT;
}
}
if(socksreq[1] != 2) { /* status / messgae type */
- failf(data, "Invalid GSSAPI encryption response type (%d %d).",
+ failf(data, "Invalid GSS-API encryption response type (%d %d).",
socksreq[0], socksreq[1]);
gss_delete_sec_context(&gss_status, &gss_context, NULL);
return CURLE_COULDNT_CONNECT;
result=Curl_blockread_all(conn, sock, (char *)gss_recv_token.value,
gss_recv_token.length, &actualread);
- if(result != CURLE_OK || actualread != us_length) {
- failf(data, "Failed to receive GSSAPI encryptrion type.");
+ if(result || (actualread != us_length)) {
+ failf(data, "Failed to receive GSS-API encryptrion type.");
gss_release_buffer(&gss_status, &gss_recv_token);
gss_delete_sec_context(&gss_status, &gss_context, NULL);
return CURLE_COULDNT_CONNECT;
gss_release_buffer(&gss_status, &gss_recv_token);
gss_release_buffer(&gss_status, &gss_w_token);
gss_delete_sec_context(&gss_status, &gss_context, NULL);
- failf(data, "Failed to unwrap GSSAPI encryption value into token.");
+ failf(data, "Failed to unwrap GSS-API encryption value into token.");
return CURLE_COULDNT_CONNECT;
}
gss_release_buffer(&gss_status, &gss_recv_token);
if(gss_w_token.length != 1) {
- failf(data, "Invalid GSSAPI encryption response length (%d).",
+ failf(data, "Invalid GSS-API encryption response length (%d).",
gss_w_token.length);
gss_release_buffer(&gss_status, &gss_w_token);
gss_delete_sec_context(&gss_status, &gss_context, NULL);
}
else {
if(gss_recv_token.length != 1) {
- failf(data, "Invalid GSSAPI encryption response length (%d).",
+ failf(data, "Invalid GSS-API encryption response length (%d).",
gss_recv_token.length);
gss_release_buffer(&gss_status, &gss_recv_token);
gss_delete_sec_context(&gss_status, &gss_context, NULL);
}
infof(data, "SOCKS5 access with%s protection granted.\n",
- (socksreq[0]==0)?"out gssapi data":
- ((socksreq[0]==1)?" gssapi integrity":" gssapi confidentiality"));
+ (socksreq[0]==0)?"out GSS-API data":
+ ((socksreq[0]==1)?" GSS-API integrity":" GSS-API confidentiality"));
conn->socks5_gssapi_enctype = socksreq[0];
if(socksreq[0] == 0)
return CURLE_OK;
}
-#endif
-#endif /* CURL_DISABLE_PROXY */
+#endif /* HAVE_GSSAPI && !CURL_DISABLE_PROXY */
projects / platform / upstream / curl.git / blobdiff