* | (__| |_| | _ <| |___
* \___|\___/|_| \_\_____|
*
- * Copyright (C) 1998 - 2015, 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 "curl_setup.h"
-#if defined(HAVE_GSSAPI) && !defined(CURL_DISABLE_HTTP) && defined(USE_SPNEGO)
+#ifdef HAVE_GSSAPI
+
+#if !defined(CURL_DISABLE_HTTP) && defined(USE_SPNEGO)
+
+#ifdef HAVE_OLD_GSSMIT
+#define GSS_C_NT_HOSTBASED_SERVICE gss_nt_service_name
+#define NCOMPAT 1
+#endif
#include "urldata.h"
#include "sendf.h"
#include "rawstr.h"
#include "curl_base64.h"
#include "http_negotiate.h"
-#include "curl_sasl.h"
+#include "curl_memory.h"
#include "url.h"
-#include "curl_printf.h"
-/* The last #include files should be: */
-#include "curl_memory.h"
+#define _MPRINTF_REPLACE /* use our functions only */
+#include <curl/mprintf.h>
+
+/* The last #include file should be: */
#include "memdebug.h"
-CURLcode Curl_input_negotiate(struct connectdata *conn, bool proxy,
- const char *header)
+static int
+get_gss_name(struct connectdata *conn, bool proxy, gss_name_t *server)
+{
+ OM_uint32 major_status, minor_status;
+ gss_buffer_desc token = GSS_C_EMPTY_BUFFER;
+ char name[2048];
+ const char* service = "HTTP";
+
+ token.length = strlen(service) + 1 + strlen(proxy ? conn->proxy.name :
+ conn->host.name) + 1;
+ if(token.length + 1 > sizeof(name))
+ return EMSGSIZE;
+
+ snprintf(name, sizeof(name), "%s@%s", service, proxy ? conn->proxy.name :
+ conn->host.name);
+
+ token.value = (void *) name;
+ major_status = gss_import_name(&minor_status,
+ &token,
+ GSS_C_NT_HOSTBASED_SERVICE,
+ server);
+
+ return GSS_ERROR(major_status) ? -1 : 0;
+}
+
+/* returning zero (0) means success, everything else is treated as "failure"
+ with no care exactly what the failure was */
+int Curl_input_negotiate(struct connectdata *conn, bool proxy,
+ const char *header)
{
struct SessionHandle *data = conn->data;
struct negotiatedata *neg_ctx = proxy?&data->state.proxyneg:
&data->state.negotiate;
OM_uint32 major_status, minor_status, discard_st;
- gss_buffer_desc spn_token = GSS_C_EMPTY_BUFFER;
gss_buffer_desc input_token = GSS_C_EMPTY_BUFFER;
gss_buffer_desc output_token = GSS_C_EMPTY_BUFFER;
+ int ret;
size_t len;
size_t rawlen = 0;
CURLcode result;
* rejected it (since we're again here). Exit with an error since we
* can't invent anything better */
Curl_cleanup_negotiate(data);
- return CURLE_LOGIN_DENIED;
+ return -1;
}
- if(!neg_ctx->server_name) {
- /* Generate our SPN */
- char *spn = Curl_sasl_build_gssapi_spn(
- proxy ? data->set.str[STRING_PROXY_SERVICE_NAME] :
- data->set.str[STRING_SERVICE_NAME],
- proxy ? conn->proxy.name : conn->host.name);
- if(!spn)
- return CURLE_OUT_OF_MEMORY;
-
- /* Populate the SPN structure */
- spn_token.value = spn;
- spn_token.length = strlen(spn);
-
- /* Import the SPN */
- major_status = gss_import_name(&minor_status, &spn_token,
- GSS_C_NT_HOSTBASED_SERVICE,
- &neg_ctx->server_name);
- if(GSS_ERROR(major_status)) {
- Curl_gss_log_error(data, minor_status, "gss_import_name() failed: ");
-
- free(spn);
-
- return CURLE_OUT_OF_MEMORY;
- }
-
- free(spn);
- }
+ if(neg_ctx->server_name == NULL &&
+ (ret = get_gss_name(conn, proxy, &neg_ctx->server_name)))
+ return ret;
header += strlen("Negotiate");
while(*header && ISSPACE(*header))
if(len > 0) {
result = Curl_base64_decode(header, (unsigned char **)&input_token.value,
&rawlen);
- if(result)
- return result;
-
- if(!rawlen) {
- infof(data, "Negotiate handshake failure (empty challenge message)\n");
-
- return CURLE_BAD_CONTENT_ENCODING;
- }
-
+ if(result || rawlen == 0)
+ return -1;
input_token.length = rawlen;
DEBUGASSERT(input_token.value != NULL);
gss_release_buffer(&discard_st, &output_token);
Curl_gss_log_error(conn->data, minor_status,
"gss_init_sec_context() failed: ");
- return CURLE_OUT_OF_MEMORY;
+ return -1;
}
if(!output_token.value || !output_token.length) {
if(output_token.value)
gss_release_buffer(&discard_st, &output_token);
- return CURLE_OUT_OF_MEMORY;
+ return -1;
}
neg_ctx->output_token = output_token;
-
- return CURLE_OK;
+ return 0;
}
+
CURLcode Curl_output_negotiate(struct connectdata *conn, bool proxy)
{
struct negotiatedata *neg_ctx = proxy?&conn->data->state.proxyneg:
conn->allocptr.userpwd = userp;
}
- free(encoded);
+ Curl_safefree(encoded);
return (userp == NULL) ? CURLE_OUT_OF_MEMORY : CURLE_OK;
}
cleanup(&data->state.proxyneg);
}
-#endif /* HAVE_GSSAPI && !CURL_DISABLE_HTTP && USE_SPNEGO */
+#endif /* !CURL_DISABLE_HTTP && USE_SPNEGO */
+
+#endif /* HAVE_GSSAPI */