diff options
Diffstat (limited to 'libcurl/src/lib/http_negotiate.c')
| -rw-r--r-- | libcurl/src/lib/http_negotiate.c | 208 |
1 files changed, 0 insertions, 208 deletions
diff --git a/libcurl/src/lib/http_negotiate.c b/libcurl/src/lib/http_negotiate.c deleted file mode 100644 index 89cb613..0000000 --- a/libcurl/src/lib/http_negotiate.c +++ /dev/null @@ -1,208 +0,0 @@ -/***************************************************************************
- * _ _ ____ _
- * Project ___| | | | _ \| |
- * / __| | | | |_) | |
- * | (__| |_| | _ <| |___
- * \___|\___/|_| \_\_____|
- *
- * Copyright (C) 1998 - 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
- * are also available at http://curl.haxx.se/docs/copyright.html.
- *
- * You may opt to use, copy, modify, merge, publish, distribute and/or sell
- * copies of the Software, and permit persons to whom the Software is
- * furnished to do so, under the terms of the COPYING file.
- *
- * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
- * KIND, either express or implied.
- *
- ***************************************************************************/
-
-#include "curl_setup.h"
-
-#if defined(HAVE_GSSAPI) && !defined(CURL_DISABLE_HTTP) && defined(USE_SPNEGO)
-
-#include "urldata.h"
-#include "sendf.h"
-#include "curl_gssapi.h"
-#include "rawstr.h"
-#include "curl_base64.h"
-#include "http_negotiate.h"
-#include "curl_sasl.h"
-#include "url.h"
-#include "curl_printf.h"
-
-/* The last #include files should be: */
-#include "curl_memory.h"
-#include "memdebug.h"
-
-CURL_STATIC CURLcode 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;
- size_t len;
- size_t rawlen = 0;
- CURLcode result;
-
- if(neg_ctx->context && neg_ctx->status == GSS_S_COMPLETE) {
- /* We finished successfully our part of authentication, but server
- * 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;
- }
-
- if(!neg_ctx->server_name) {
- /* Generate our SPN */
- char *spn = Curl_sasl_build_gssapi_spn("HTTP", 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);
- }
-
- header += strlen("Negotiate");
- while(*header && ISSPACE(*header))
- header++;
-
- len = strlen(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;
- }
-
- input_token.length = rawlen;
-
- DEBUGASSERT(input_token.value != NULL);
- }
-
- major_status = Curl_gss_init_sec_context(data,
- &minor_status,
- &neg_ctx->context,
- neg_ctx->server_name,
- &Curl_spnego_mech_oid,
- GSS_C_NO_CHANNEL_BINDINGS,
- &input_token,
- &output_token,
- TRUE,
- NULL);
- Curl_safefree(input_token.value);
-
- neg_ctx->status = major_status;
- if(GSS_ERROR(major_status)) {
- if(output_token.value)
- 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;
- }
-
- if(!output_token.value || !output_token.length) {
- if(output_token.value)
- gss_release_buffer(&discard_st, &output_token);
- return CURLE_OUT_OF_MEMORY;
- }
-
- neg_ctx->output_token = output_token;
-
- return CURLE_OK;
-}
-
-CURL_STATIC CURLcode Curl_output_negotiate(struct connectdata *conn, bool proxy)
-{
- struct negotiatedata *neg_ctx = proxy?&conn->data->state.proxyneg:
- &conn->data->state.negotiate;
- char *encoded = NULL;
- size_t len = 0;
- char *userp;
- CURLcode result;
- OM_uint32 discard_st;
-
- result = Curl_base64_encode(conn->data,
- neg_ctx->output_token.value,
- neg_ctx->output_token.length,
- &encoded, &len);
- if(result) {
- gss_release_buffer(&discard_st, &neg_ctx->output_token);
- neg_ctx->output_token.value = NULL;
- neg_ctx->output_token.length = 0;
- return result;
- }
-
- if(!encoded || !len) {
- gss_release_buffer(&discard_st, &neg_ctx->output_token);
- neg_ctx->output_token.value = NULL;
- neg_ctx->output_token.length = 0;
- return CURLE_REMOTE_ACCESS_DENIED;
- }
-
- userp = aprintf("%sAuthorization: Negotiate %s\r\n", proxy ? "Proxy-" : "",
- encoded);
- if(proxy) {
- Curl_safefree(conn->allocptr.proxyuserpwd);
- conn->allocptr.proxyuserpwd = userp;
- }
- else {
- Curl_safefree(conn->allocptr.userpwd);
- conn->allocptr.userpwd = userp;
- }
-
- free(encoded);
-
- return (userp == NULL) ? CURLE_OUT_OF_MEMORY : CURLE_OK;
-}
-
-static void cleanup(struct negotiatedata *neg_ctx)
-{
- OM_uint32 minor_status;
- if(neg_ctx->context != GSS_C_NO_CONTEXT)
- gss_delete_sec_context(&minor_status, &neg_ctx->context, GSS_C_NO_BUFFER);
-
- if(neg_ctx->output_token.value)
- gss_release_buffer(&minor_status, &neg_ctx->output_token);
-
- if(neg_ctx->server_name != GSS_C_NO_NAME)
- gss_release_name(&minor_status, &neg_ctx->server_name);
-
- memset(neg_ctx, 0, sizeof(*neg_ctx));
-}
-
-CURL_STATIC void Curl_cleanup_negotiate(struct SessionHandle *data)
-{
- cleanup(&data->state.negotiate);
- cleanup(&data->state.proxyneg);
-}
-
-#endif /* HAVE_GSSAPI && !CURL_DISABLE_HTTP && USE_SPNEGO */
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