mirror of
https://github.com/curl/curl.git
synced 2026-04-25 03:02:10 +03:00
625f2c1644
by including headers using "../[header]" when done from C files in subdirectories, we do not need to specify the lib source dir as an include path and we reduce the risk of header name collisions with headers in the SDK using the same file names. Idea-by: Kai Pastor Ref: #16949 Closes #16991
136 lines
4 KiB
C
136 lines
4 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) Daniel Stenberg, <daniel@haxx.se>, 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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* SPDX-License-Identifier: curl
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*
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* RFC4616 PLAIN authentication
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* Draft LOGIN SASL Mechanism <draft-murchison-sasl-login-00.txt>
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*
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***************************************************************************/
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#include "../curl_setup.h"
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#if !defined(CURL_DISABLE_IMAP) || !defined(CURL_DISABLE_SMTP) || \
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!defined(CURL_DISABLE_POP3) || \
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(!defined(CURL_DISABLE_LDAP) && defined(USE_OPENLDAP))
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#include <curl/curl.h>
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#include "../urldata.h"
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#include "vauth.h"
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#include "../warnless.h"
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#include "../sendf.h"
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#include "../curl_printf.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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/*
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* Curl_auth_create_plain_message()
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*
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* This is used to generate an already encoded PLAIN message ready
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* for sending to the recipient.
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*
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* Parameters:
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*
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* authzid [in] - The authorization identity.
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* authcid [in] - The authentication identity.
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* passwd [in] - The password.
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* out [out] - The result storage.
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*
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* Returns CURLE_OK on success.
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*/
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CURLcode Curl_auth_create_plain_message(const char *authzid,
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const char *authcid,
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const char *passwd,
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struct bufref *out)
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{
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char *plainauth;
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size_t plainlen;
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size_t zlen;
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size_t clen;
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size_t plen;
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zlen = (authzid == NULL ? 0 : strlen(authzid));
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clen = strlen(authcid);
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plen = strlen(passwd);
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/* Compute binary message length. Check for overflows. */
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if((zlen > SIZE_T_MAX/4) || (clen > SIZE_T_MAX/4) ||
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(plen > (SIZE_T_MAX/2 - 2)))
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return CURLE_OUT_OF_MEMORY;
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plainlen = zlen + clen + plen + 2;
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plainauth = malloc(plainlen + 1);
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if(!plainauth)
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return CURLE_OUT_OF_MEMORY;
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/* Calculate the reply */
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if(zlen)
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memcpy(plainauth, authzid, zlen);
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plainauth[zlen] = '\0';
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memcpy(plainauth + zlen + 1, authcid, clen);
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plainauth[zlen + clen + 1] = '\0';
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memcpy(plainauth + zlen + clen + 2, passwd, plen);
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plainauth[plainlen] = '\0';
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Curl_bufref_set(out, plainauth, plainlen, curl_free);
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return CURLE_OK;
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}
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/*
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* Curl_auth_create_login_message()
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*
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* This is used to generate an already encoded LOGIN message containing the
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* username or password ready for sending to the recipient.
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*
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* Parameters:
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*
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* valuep [in] - The username or user's password.
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* out [out] - The result storage.
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*
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* Returns void.
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*/
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void Curl_auth_create_login_message(const char *valuep, struct bufref *out)
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{
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Curl_bufref_set(out, valuep, strlen(valuep), NULL);
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}
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/*
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* Curl_auth_create_external_message()
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*
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* This is used to generate an already encoded EXTERNAL message containing
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* the username ready for sending to the recipient.
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*
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* Parameters:
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*
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* user [in] - The username.
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* out [out] - The result storage.
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*
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* Returns void.
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*/
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void Curl_auth_create_external_message(const char *user,
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struct bufref *out)
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{
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/* This is the same formatting as the login message */
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Curl_auth_create_login_message(user, out);
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}
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#endif /* if no users */
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