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curl_ntlm_core: use OpenSSL only if DES is available

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This selects another SSL backend then if available, or otherwise at
least gives a meaningful error message.

Closes https://github.com/curl/curl/pull/7808
This commit is contained in:
Marcel Raad 2021-10-02 10:17:58 +02:00
parent b352e03ec8
commit 802d864450
1 changed files with 12 additions and 5 deletions
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17
lib/curl_ntlm_core.c
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@ -49,7 +49,14 @@
in NTLM type-3 messages.
*/
#if defined(USE_OPENSSL) || defined(USE_WOLFSSL)
#if defined(USE_OPENSSL)
#include <openssl/opensslconf.h>
#if !defined(OPENSSL_NO_DES) && !defined(OPENSSL_NO_DEPRECATED_3_0)
#define USE_OPENSSL_DES
#endif
#endif
#if defined(USE_OPENSSL_DES) || defined(USE_WOLFSSL)
#ifdef USE_WOLFSSL
#include <wolfssl/options.h>
@ -97,7 +104,7 @@
#elif defined(USE_WIN32_CRYPTO)
# include <wincrypt.h>
#else
# error "Can't compile NTLM support without a crypto library."
# error "Can't compile NTLM support without a crypto library with DES."
#endif
#include "urldata.h"
@ -133,7 +140,7 @@ static void extend_key_56_to_64(const unsigned char *key_56, char *key)
key[7] = (unsigned char) ((key_56[6] << 1) & 0xFF);
}
#if defined(USE_OPENSSL) || defined(USE_WOLFSSL)
#if defined(USE_OPENSSL_DES) || defined(USE_WOLFSSL)
/*
* Turns a 56 bit key into the 64 bit, odd parity key and sets the key. The
* key schedule ks is also set.
@ -362,7 +369,7 @@ void Curl_ntlm_core_lm_resp(const unsigned char *keys,
const unsigned char *plaintext,
unsigned char *results)
{
#if defined(USE_OPENSSL) || defined(USE_WOLFSSL)
#if defined(USE_OPENSSL_DES) || defined(USE_WOLFSSL)
DES_key_schedule ks;
setup_des_key(keys, DESKEY(ks));
@ -420,7 +427,7 @@ CURLcode Curl_ntlm_core_mk_lm_hash(struct Curl_easy *data,
{
/* Create LanManager hashed password. */
#if defined(USE_OPENSSL) || defined(USE_WOLFSSL)
#if defined(USE_OPENSSL_DES) || defined(USE_WOLFSSL)
DES_key_schedule ks;
setup_des_key(pw, DESKEY(ks));