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https://github.com/moparisthebest/curl
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62c4f2f10f
- also fix an indentation - make Curl_auth_gsasl_token() use CURLcode (by Daniel Stenberg) Ref: https://github.com/curl/curl/pull/6372#issuecomment-776118711 Ref: https://github.com/curl/curl/pull/6588 Reviewed-by: Jay Satiro Assisted-by: Daniel Stenberg Reviewed-by: Simon Josefsson Closes #6587
144 lines
3.7 KiB
C
144 lines
3.7 KiB
C
/***************************************************************************
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* _ _ ____ _
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* Project ___| | | | _ \| |
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* / __| | | | |_) | |
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* | (__| |_| | _ <| |___
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* \___|\___/|_| \_\_____|
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*
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* Copyright (C) 2020 - 2021, Simon Josefsson, <simon@josefsson.org>, et al.
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*
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* This software is licensed as described in the file COPYING, which
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* you should have received as part of this distribution. The terms
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* are also available at https://curl.se/docs/copyright.html.
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*
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* You may opt to use, copy, modify, merge, publish, distribute and/or sell
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* copies of the Software, and permit persons to whom the Software is
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* furnished to do so, under the terms of the COPYING file.
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*
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* This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
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* KIND, either express or implied.
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*
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* RFC5802 SCRAM-SHA-1 authentication
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*
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***************************************************************************/
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#include "curl_setup.h"
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#ifdef USE_GSASL
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#include <curl/curl.h>
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#include "curl_base64.h"
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#include "vauth/vauth.h"
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#include "urldata.h"
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#include "sendf.h"
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#include <gsasl.h>
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/* The last #include files should be: */
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#include "curl_memory.h"
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#include "memdebug.h"
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bool Curl_auth_gsasl_is_supported(struct Curl_easy *data,
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const char *mech,
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struct gsasldata *gsasl)
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{
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int res;
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res = gsasl_init(&gsasl->ctx);
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if(res != GSASL_OK) {
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failf(data, "gsasl init: %s\n", gsasl_strerror(res));
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return FALSE;
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}
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res = gsasl_client_start(gsasl->ctx, mech, &gsasl->client);
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if(res != GSASL_OK) {
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gsasl_done(gsasl->ctx);
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return FALSE;
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}
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return true;
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}
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CURLcode Curl_auth_gsasl_start(struct Curl_easy *data,
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const char *userp,
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const char *passwdp,
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struct gsasldata *gsasl)
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{
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#if GSASL_VERSION_NUMBER >= 0x010b00
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int res;
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res =
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#endif
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gsasl_property_set(gsasl->client, GSASL_AUTHID, userp);
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#if GSASL_VERSION_NUMBER >= 0x010b00
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if(res != GSASL_OK) {
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failf(data, "setting AUTHID failed: %s\n", gsasl_strerror(res));
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return CURLE_OUT_OF_MEMORY;
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}
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#endif
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#if GSASL_VERSION_NUMBER >= 0x010b00
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res =
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#endif
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gsasl_property_set(gsasl->client, GSASL_PASSWORD, passwdp);
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#if GSASL_VERSION_NUMBER >= 0x010b00
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if(res != GSASL_OK) {
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failf(data, "setting PASSWORD failed: %s\n", gsasl_strerror(res));
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return CURLE_OUT_OF_MEMORY;
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}
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#endif
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(void)data;
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return CURLE_OK;
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}
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CURLcode Curl_auth_gsasl_token(struct Curl_easy *data,
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const char *chlg64,
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struct gsasldata *gsasl,
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char **outptr, size_t *outlen)
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{
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unsigned char *chlg = NULL;
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size_t chlglen = 0;
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CURLcode result = CURLE_OK;
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int res;
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char *response;
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if(chlg64) {
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result = Curl_base64_decode(chlg64, &chlg, &chlglen);
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if(result)
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return result;
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}
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res = gsasl_step(gsasl->client,
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(const char *)chlg, chlglen, &response, outlen);
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if(res != GSASL_OK && res != GSASL_NEEDS_MORE) {
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if(chlg64)
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free(chlg);
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failf(data, "GSASL step: %s\n", gsasl_strerror(res));
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return CURLE_BAD_CONTENT_ENCODING;
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}
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if(*outlen > 0) {
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result = Curl_base64_encode(data, response, 0, outptr, outlen);
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gsasl_free(response);
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}
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else {
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*outptr = strdup("");
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if(!*outptr)
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result = CURLE_OUT_OF_MEMORY;
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}
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return result;
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}
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void Curl_auth_gsasl_cleanup(struct gsasldata *gsasl)
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{
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gsasl_finish(gsasl->client);
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gsasl->client = NULL;
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gsasl_done(gsasl->ctx);
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gsasl->ctx = NULL;
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}
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#endif
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