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Annotation of embedaddon/curl/lib/vauth/oauth2.c, revision 1.1.1.1

1.1       misho       1: /***************************************************************************
                      2:  *                                  _   _ ____  _
                      3:  *  Project                     ___| | | |  _ \| |
                      4:  *                             / __| | | | |_) | |
                      5:  *                            | (__| |_| |  _ <| |___
                      6:  *                             \___|\___/|_| \_\_____|
                      7:  *
                      8:  * Copyright (C) 1998 - 2019, Daniel Stenberg, <daniel@haxx.se>, et al.
                      9:  *
                     10:  * This software is licensed as described in the file COPYING, which
                     11:  * you should have received as part of this distribution. The terms
                     12:  * are also available at https://curl.haxx.se/docs/copyright.html.
                     13:  *
                     14:  * You may opt to use, copy, modify, merge, publish, distribute and/or sell
                     15:  * copies of the Software, and permit persons to whom the Software is
                     16:  * furnished to do so, under the terms of the COPYING file.
                     17:  *
                     18:  * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
                     19:  * KIND, either express or implied.
                     20:  *
                     21:  * RFC6749 OAuth 2.0 Authorization Framework
                     22:  *
                     23:  ***************************************************************************/
                     24: 
                     25: #include "curl_setup.h"
                     26: 
                     27: #if !defined(CURL_DISABLE_IMAP) || !defined(CURL_DISABLE_SMTP) || \
                     28:   !defined(CURL_DISABLE_POP3)
                     29: 
                     30: #include <curl/curl.h>
                     31: #include "urldata.h"
                     32: 
                     33: #include "vauth/vauth.h"
                     34: #include "curl_base64.h"
                     35: #include "warnless.h"
                     36: #include "curl_printf.h"
                     37: 
                     38: /* The last #include files should be: */
                     39: #include "curl_memory.h"
                     40: #include "memdebug.h"
                     41: 
                     42: /*
                     43:  * Curl_auth_create_oauth_bearer_message()
                     44:  *
                     45:  * This is used to generate an already encoded OAuth 2.0 message ready for
                     46:  * sending to the recipient.
                     47:  *
                     48:  * Parameters:
                     49:  *
                     50:  * data[in]         - The session handle.
                     51:  * user[in]         - The user name.
                     52:  * host[in]         - The host name.
                     53:  * port[in]         - The port(when not Port 80).
                     54:  * bearer[in]       - The bearer token.
                     55:  * outptr[in / out] - The address where a pointer to newly allocated memory
                     56:  *                    holding the result will be stored upon completion.
                     57:  * outlen[out]      - The length of the output message.
                     58:  *
                     59:  * Returns CURLE_OK on success.
                     60:  */
                     61: CURLcode Curl_auth_create_oauth_bearer_message(struct Curl_easy *data,
                     62:                                                const char *user,
                     63:                                                const char *host,
                     64:                                                const long port,
                     65:                                                const char *bearer,
                     66:                                                char **outptr, size_t *outlen)
                     67: {
                     68:   CURLcode result = CURLE_OK;
                     69:   char *oauth = NULL;
                     70: 
                     71:   /* Generate the message */
                     72:   if(port == 0 || port == 80)
                     73:     oauth = aprintf("n,a=%s,\1host=%s\1auth=Bearer %s\1\1", user, host,
                     74:                     bearer);
                     75:   else
                     76:     oauth = aprintf("n,a=%s,\1host=%s\1port=%ld\1auth=Bearer %s\1\1", user,
                     77:                     host, port, bearer);
                     78:   if(!oauth)
                     79:     return CURLE_OUT_OF_MEMORY;
                     80: 
                     81:   /* Base64 encode the reply */
                     82:   result = Curl_base64_encode(data, oauth, strlen(oauth), outptr, outlen);
                     83: 
                     84:   free(oauth);
                     85: 
                     86:   return result;
                     87: }
                     88: 
                     89: /*
                     90:  * Curl_auth_create_xoauth_bearer_message()
                     91:  *
                     92:  * This is used to generate an already encoded XOAuth 2.0 message ready for
                     93:  * sending to the recipient.
                     94:  *
                     95:  * Parameters:
                     96:  *
                     97:  * data[in]         - The session handle.
                     98:  * user[in]         - The user name.
                     99:  * bearer[in]       - The bearer token.
                    100:  * outptr[in / out] - The address where a pointer to newly allocated memory
                    101:  *                    holding the result will be stored upon completion.
                    102:  * outlen[out]      - The length of the output message.
                    103:  *
                    104:  * Returns CURLE_OK on success.
                    105:  */
                    106: CURLcode Curl_auth_create_xoauth_bearer_message(struct Curl_easy *data,
                    107:                                                const char *user,
                    108:                                                const char *bearer,
                    109:                                                char **outptr, size_t *outlen)
                    110: {
                    111:   CURLcode result = CURLE_OK;
                    112: 
                    113:   /* Generate the message */
                    114:   char *xoauth = aprintf("user=%s\1auth=Bearer %s\1\1", user, bearer);
                    115:   if(!xoauth)
                    116:     return CURLE_OUT_OF_MEMORY;
                    117: 
                    118:   /* Base64 encode the reply */
                    119:   result = Curl_base64_encode(data, xoauth, strlen(xoauth), outptr, outlen);
                    120: 
                    121:   free(xoauth);
                    122: 
                    123:   return result;
                    124: }
                    125: #endif /* disabled, no users */
                    126: