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Merge pull request #5974 from libgit2/ethomson/dlopen_ssl

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Dynamically load OpenSSL (optionally)
This commit is contained in:
Edward Thomson
2021-08-24 18:28:28 -04:00
committed by GitHub
parent a09d436749 314469f90a
commit c8f4b5699a
31 changed files with 1861 additions and 555 deletions
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35
.github/workflows/nightly.yml vendored
View File

@@ -59,6 +59,14 @@ jobs:
CMAKE_OPTIONS: -DTHREADSAFE=OFF -DDEPRECATE_HARD=ON -DUSE_LEAK_CHECKER=valgrind -DUSE_GSSAPI=ON
CMAKE_GENERATOR: Ninja
os: ubuntu-latest
- # Xenial, Clang, OpenSSL (dynamically loaded)
container:
name: xenial
env:
CC: clang
CMAKE_OPTIONS: -DUSE_HTTPS=OpenSSL-Dynamic -DDEPRECATE_HARD=ON -DUSE_LEAK_CHECKER=valgrind -DUSE_GSSAPI=ON
CMAKE_GENERATOR: Ninja
os: ubuntu-latest
- # Focal, Clang 10, mbedTLS, MemorySanitizer
container:
name: focal
@@ -115,6 +123,14 @@ jobs:
PKG_CONFIG_PATH: /usr/local/lib/pkgconfig
SKIP_NEGOTIATE_TESTS: true
os: ubuntu-latest
- # CentOS 7, OpenSSL (dynamically loaded)
container:
name: centos7
env:
CMAKE_OPTIONS: -DUSE_HTTPS=OpenSSL-Dynamic -DDEPRECATE_HARD=ON -DUSE_LEAK_CHECKER=valgrind -DUSE_GSSAPI=ON
PKG_CONFIG_PATH: /usr/local/lib/pkgconfig
SKIP_NEGOTIATE_TESTS: true
os: ubuntu-latest
- # CentOS 8
container:
name: centos8
@@ -124,6 +140,15 @@ jobs:
SKIP_NEGOTIATE_TESTS: true
SKIP_SSH_TESTS: true
os: ubuntu-latest
- # CentOS 8, OpenSSL (dynamically loaded)
container:
name: centos8
env:
CMAKE_OPTIONS: -DUSE_HTTPS=OpenSSL-Dynamic -DDEPRECATE_HARD=ON -DUSE_LEAK_CHECKER=valgrind -DUSE_GSSAPI=ON
PKG_CONFIG_PATH: /usr/local/lib/pkgconfig
SKIP_NEGOTIATE_TESTS: true
SKIP_SSH_TESTS: true
os: ubuntu-latest
- # macOS
os: macos-10.15
env:
@@ -180,6 +205,16 @@ jobs:
BUILD_PATH: D:\Temp\mingw32\bin;C:\Windows\system32;C:\Windows;C:\Windows\System32\Wbem;C:\Program Files (x86)\CMake\bin
SKIP_SSH_TESTS: true
SKIP_NEGOTIATE_TESTS: true
- # Bionic, GCC, OpenSSL (dynamically loaded)
container:
name: bionic
dockerfile: bionic
env:
CC: gcc
CMAKE_GENERATOR: Ninja
CMAKE_OPTIONS: -DUSE_HTTPS=OpenSSL-Dynamic -DDEPRECATE_HARD=ON -DUSE_LEAK_CHECKER=valgrind -DUSE_GSSAPI=ON
RUN_INVASIVE_TESTS: true
os: ubuntu-latest
- # Bionic, x86, Clang, OpenSSL
container:
name: bionic-x86

110
COPYING
View File

@@ -420,7 +420,7 @@ The GNU C Library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.
The GNU C Library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
@@ -1019,3 +1019,111 @@ following restrictions are are met:
THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR IMPLIED
WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED WARRANTIES OF
MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
----------------------------------------------------------------------
Portions of the OpenSSL headers are included under the OpenSSL license:
Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
All rights reserved.
This package is an SSL implementation written
by Eric Young (eay@cryptsoft.com).
The implementation was written so as to conform with Netscapes SSL.
This library is free for commercial and non-commercial use as long as
the following conditions are aheared to. The following conditions
apply to all code found in this distribution, be it the RC4, RSA,
lhash, DES, etc., code; not just the SSL code. The SSL documentation
included with this distribution is covered by the same copyright terms
except that the holder is Tim Hudson (tjh@cryptsoft.com).
Copyright remains Eric Young's, and as such any Copyright notices in
the code are not to be removed.
If this package is used in a product, Eric Young should be given attribution
as the author of the parts of the library used.
This can be in the form of a textual message at program startup or
in documentation (online or textual) provided with the package.
Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions
are met:
1. Redistributions of source code must retain the copyright
notice, this list of conditions and the following disclaimer.
2. Redistributions in binary form must reproduce the above copyright
notice, this list of conditions and the following disclaimer in the
documentation and/or other materials provided with the distribution.
3. All advertising materials mentioning features or use of this software
must display the following acknowledgement:
"This product includes cryptographic software written by
Eric Young (eay@cryptsoft.com)"
The word 'cryptographic' can be left out if the rouines from the library
being used are not cryptographic related :-).
4. If you include any Windows specific code (or a derivative thereof) from
the apps directory (application code) you must include an acknowledgement:
"This product includes software written by Tim Hudson (tjh@cryptsoft.com)"
THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
SUCH DAMAGE.
The licence and distribution terms for any publically available version or
derivative of this code cannot be changed. i.e. this code cannot simply be
copied and put under another distribution licence
[including the GNU Public Licence.]
====================================================================
Copyright (c) 1998-2007 The OpenSSL Project. All rights reserved.
Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions
are met:
1. Redistributions of source code must retain the above copyright
notice, this list of conditions and the following disclaimer.
2. Redistributions in binary form must reproduce the above copyright
notice, this list of conditions and the following disclaimer in
the documentation and/or other materials provided with the
distribution.
3. All advertising materials mentioning features or use of this
software must display the following acknowledgment:
"This product includes software developed by the OpenSSL Project
for use in the OpenSSL Toolkit. (http://www.openssl.org/)"
4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
endorse or promote products derived from this software without
prior written permission. For written permission, please contact
openssl-core@openssl.org.
5. Products derived from this software may not be called "OpenSSL"
nor may "OpenSSL" appear in their names without prior written
permission of the OpenSSL Project.
6. Redistributions of any form whatsoever must retain the following
acknowledgment:
"This product includes software developed by the OpenSSL Project
for use in the OpenSSL Toolkit (http://www.openssl.org/)"
THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR
ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
OF THE POSSIBILITY OF SUCH DAMAGE.

4
cmake/SelectHTTPSBackend.cmake
View File

@@ -108,6 +108,10 @@ IF(USE_HTTPS)
LIST(APPEND LIBGIT2_PC_LIBS ${MBEDTLS_LIBRARIES})
ELSEIF (USE_HTTPS STREQUAL "WinHTTP")
# WinHTTP setup was handled in the WinHTTP-specific block above
ELSEIF (USE_HTTPS STREQUAL "OpenSSL-Dynamic")
SET(GIT_OPENSSL 1)
SET(GIT_OPENSSL_DYNAMIC 1)
LIST(APPEND LIBGIT2_LIBS dl)
ELSE()
MESSAGE(FATAL_ERROR "Asked for backend ${USE_HTTPS} but it wasn't found")
ENDIF()

22
deps/ntlmclient/CMakeLists.txt vendored
View File

@@ -1,25 +1,37 @@
FILE(GLOB SRC_NTLMCLIENT "ntlm.c" "unicode_builtin.c" "util.c")
FILE(GLOB SRC_NTLMCLIENT "ntlm.c" "ntlm.h" "util.c" "util.h")
LIST(SORT SRC_NTLMCLIENT)
ADD_DEFINITIONS(-DNTLM_STATIC=1)
DISABLE_WARNINGS(implicit-fallthrough)
IF(USE_ICONV)
ADD_DEFINITIONS(-DUNICODE_ICONV=1)
FILE(GLOB SRC_NTLMCLIENT_UNICODE "unicode_iconv.c" "unicode_iconv.h")
ELSE()
ADD_DEFINITIONS(-DUNICODE_BUILTIN=1)
FILE(GLOB SRC_NTLMCLIENT_UNICODE "unicode_builtin.c" "unicode_builtin.h")
ENDIF()
IF(USE_HTTPS STREQUAL "SecureTransport")
ADD_DEFINITIONS(-DCRYPT_COMMONCRYPTO)
SET(SRC_NTLMCLIENT_CRYPTO "crypt_commoncrypto.c")
SET(SRC_NTLMCLIENT_CRYPTO "crypt_commoncrypto.c" "crypt_commoncrypto.h")
# CC_MD4 has been deprecated in macOS 10.15.
SET_SOURCE_FILES_PROPERTIES("crypt_commoncrypto.c" COMPILE_FLAGS "-Wno-deprecated")
ELSEIF(USE_HTTPS STREQUAL "OpenSSL")
ADD_DEFINITIONS(-DCRYPT_OPENSSL)
INCLUDE_DIRECTORIES(${OPENSSL_INCLUDE_DIR})
SET(SRC_NTLMCLIENT_CRYPTO "crypt_openssl.c")
SET(SRC_NTLMCLIENT_CRYPTO "crypt_openssl.c" "crypt_openssl.h")
ELSEIF(USE_HTTPS STREQUAL "OpenSSL-Dynamic")
ADD_DEFINITIONS(-DCRYPT_OPENSSL)
ADD_DEFINITIONS(-DCRYPT_OPENSSL_DYNAMIC)
SET(SRC_NTLMCLIENT_CRYPTO "crypt_openssl.c" "crypt_openssl.h")
ELSEIF(USE_HTTPS STREQUAL "mbedTLS")
ADD_DEFINITIONS(-DCRYPT_MBEDTLS)
INCLUDE_DIRECTORIES(${MBEDTLS_INCLUDE_DIR})
SET(SRC_NTLMCLIENT_CRYPTO "crypt_mbedtls.c")
SET(SRC_NTLMCLIENT_CRYPTO "crypt_mbedtls.c" "crypt_mbedtls.h")
ELSE()
MESSAGE(FATAL_ERROR "Unable to use libgit2's HTTPS backend (${USE_HTTPS}) for NTLM crypto")
ENDIF()
ADD_LIBRARY(ntlmclient OBJECT ${SRC_NTLMCLIENT} ${SRC_NTLMCLIENT_CRYPTO})
ADD_LIBRARY(ntlmclient OBJECT ${SRC_NTLMCLIENT} ${SRC_NTLMCLIENT_UNICODE} ${SRC_NTLMCLIENT_CRYPTO})

23
deps/ntlmclient/crypt.h vendored
View File

@@ -9,6 +9,9 @@
#ifndef PRIVATE_CRYPT_COMMON_H__
#define PRIVATE_CRYPT_COMMON_H__
#include "ntlmclient.h"
#include "ntlm.h"
#if defined(CRYPT_OPENSSL)
# include "crypt_openssl.h"
#elif defined(CRYPT_MBEDTLS)
@@ -25,40 +28,42 @@
typedef unsigned char ntlm_des_block[CRYPT_DES_BLOCKSIZE];
typedef struct ntlm_crypt_ctx ntlm_crypt_ctx;
extern bool ntlm_crypt_init(ntlm_client *ntlm);
extern bool ntlm_random_bytes(
ntlm_client *ntlm,
unsigned char *out,
ntlm_client *ntlm,
size_t len);
extern bool ntlm_des_encrypt(
ntlm_des_block *out,
ntlm_client *ntlm,
ntlm_des_block *plaintext,
ntlm_des_block *key);
extern bool ntlm_md4_digest(
unsigned char out[CRYPT_MD4_DIGESTSIZE],
ntlm_client *ntlm,
const unsigned char *in,
size_t in_len);
extern ntlm_hmac_ctx *ntlm_hmac_ctx_init(void);
extern bool ntlm_hmac_ctx_reset(ntlm_hmac_ctx *ctx);
extern bool ntlm_hmac_md5_init(
ntlm_hmac_ctx *ctx,
ntlm_client *ntlm,
const unsigned char *key,
size_t key_len);
extern bool ntlm_hmac_md5_update(
ntlm_hmac_ctx *ctx,
ntlm_client *ntlm,
const unsigned char *data,
size_t data_len);
extern bool ntlm_hmac_md5_final(
unsigned char *out,
size_t *out_len,
ntlm_hmac_ctx *ctx);
ntlm_client *ntlm);
extern void ntlm_hmac_ctx_free(ntlm_hmac_ctx *ctx);
extern void ntlm_crypt_shutdown(ntlm_client *ntlm);
#endif /* PRIVATE_CRYPT_COMMON_H__ */

40
deps/ntlmclient/crypt_commoncrypto.c vendored
View File

@@ -18,9 +18,15 @@
#include "ntlm.h"
#include "crypt.h"
bool ntlm_crypt_init(ntlm_client *ntlm)
{
memset(&ntlm->crypt_ctx, 0, sizeof(ntlm_crypt_ctx));
return true;
}
bool ntlm_random_bytes(
ntlm_client *ntlm,
unsigned char *out,
ntlm_client *ntlm,
size_t len)
{
int fd, ret;
@@ -49,11 +55,14 @@ bool ntlm_random_bytes(
bool ntlm_des_encrypt(
ntlm_des_block *out,
ntlm_client *ntlm,
ntlm_des_block *plaintext,
ntlm_des_block *key)
{
size_t written;
NTLM_UNUSED(ntlm);
CCCryptorStatus result = CCCrypt(kCCEncrypt,
kCCAlgorithmDES, kCCOptionECBMode,
key, sizeof(ntlm_des_block), NULL,
@@ -65,56 +74,47 @@ bool ntlm_des_encrypt(
bool ntlm_md4_digest(
unsigned char out[CRYPT_MD4_DIGESTSIZE],
ntlm_client *ntlm,
const unsigned char *in,
size_t in_len)
{
NTLM_UNUSED(ntlm);
return !!CC_MD4(in, in_len, out);
}
ntlm_hmac_ctx *ntlm_hmac_ctx_init(void)
{
return calloc(1, sizeof(ntlm_hmac_ctx));
}
bool ntlm_hmac_ctx_reset(ntlm_hmac_ctx *ctx)
{
memset(ctx, 0, sizeof(ntlm_hmac_ctx));
return true;
}
bool ntlm_hmac_md5_init(
ntlm_hmac_ctx *ctx,
ntlm_client *ntlm,
const unsigned char *key,
size_t key_len)
{
CCHmacInit(&ctx->native, kCCHmacAlgMD5, key, key_len);
CCHmacInit(&ntlm->crypt_ctx.hmac, kCCHmacAlgMD5, key, key_len);
return true;
}
bool ntlm_hmac_md5_update(
ntlm_hmac_ctx *ctx,
ntlm_client *ntlm,
const unsigned char *data,
size_t data_len)
{
CCHmacUpdate(&ctx->native, data, data_len);
CCHmacUpdate(&ntlm->crypt_ctx.hmac, data, data_len);
return true;
}
bool ntlm_hmac_md5_final(
unsigned char *out,
size_t *out_len,
ntlm_hmac_ctx *ctx)
ntlm_client *ntlm)
{
if (*out_len < CRYPT_MD5_DIGESTSIZE)
return false;
CCHmacFinal(&ctx->native, out);
CCHmacFinal(&ntlm->crypt_ctx.hmac, out);
*out_len = CRYPT_MD5_DIGESTSIZE;
return true;
}
void ntlm_hmac_ctx_free(ntlm_hmac_ctx *ctx)
void ntlm_crypt_shutdown(ntlm_client *ntlm)
{
free(ctx);
NTLM_UNUSED(ntlm);
}

6
deps/ntlmclient/crypt_commoncrypto.h vendored
View File

@@ -11,8 +11,8 @@
#include <CommonCrypto/CommonCrypto.h>
typedef struct {
CCHmacContext native;
} ntlm_hmac_ctx;
struct ntlm_crypt_ctx {
CCHmacContext hmac;
};
#endif /* PRIVATE_CRYPT_COMMONCRYPTO_H__ */

73
deps/ntlmclient/crypt_mbedtls.c vendored
View File

@@ -17,9 +17,24 @@
#include "ntlm.h"
#include "crypt.h"
bool ntlm_crypt_init(ntlm_client *ntlm)
{
const mbedtls_md_info_t *info = mbedtls_md_info_from_type(MBEDTLS_MD_MD5);
mbedtls_md_init(&ntlm->crypt_ctx.hmac);
if (mbedtls_md_setup(&ntlm->crypt_ctx.hmac, info, 1) != 0) {
ntlm_client_set_errmsg(ntlm, "could not setup mbedtls digest");
return false;
}
return true;
}
bool ntlm_random_bytes(
ntlm_client *ntlm,
unsigned char *out,
ntlm_client *ntlm,
size_t len)
{
mbedtls_ctr_drbg_context ctr_drbg;
@@ -51,6 +66,7 @@ bool ntlm_random_bytes(
bool ntlm_des_encrypt(
ntlm_des_block *out,
ntlm_client *ntlm,
ntlm_des_block *plaintext,
ntlm_des_block *key)
{
@@ -60,8 +76,10 @@ bool ntlm_des_encrypt(
mbedtls_des_init(&ctx);
if (mbedtls_des_setkey_enc(&ctx, *key) ||
mbedtls_des_crypt_ecb(&ctx, *plaintext, *out))
mbedtls_des_crypt_ecb(&ctx, *plaintext, *out)) {
ntlm_client_set_errmsg(ntlm, "DES encryption failed");
goto done;
}
success = true;
@@ -72,11 +90,14 @@ done:
bool ntlm_md4_digest(
unsigned char out[CRYPT_MD4_DIGESTSIZE],
ntlm_client *ntlm,
const unsigned char *in,
size_t in_len)
{
mbedtls_md4_context ctx;
NTLM_UNUSED(ntlm);
mbedtls_md4_init(&ctx);
mbedtls_md4_starts(&ctx);
mbedtls_md4_update(&ctx, in, in_len);
@@ -86,60 +107,40 @@ bool ntlm_md4_digest(
return true;
}
ntlm_hmac_ctx *ntlm_hmac_ctx_init(void)
{
ntlm_hmac_ctx *ctx;
const mbedtls_md_info_t *info = mbedtls_md_info_from_type(MBEDTLS_MD_MD5);
if ((ctx = calloc(1, sizeof(ntlm_hmac_ctx))) == NULL)
return NULL;
mbedtls_md_init(&ctx->mbed);
if (mbedtls_md_setup(&ctx->mbed, info, 1) != 0) {
free(ctx);
return false;
}
return ctx;
}
bool ntlm_hmac_ctx_reset(ntlm_hmac_ctx *ctx)
{
return !mbedtls_md_hmac_reset(&ctx->mbed);
}
bool ntlm_hmac_md5_init(
ntlm_hmac_ctx *ctx,
ntlm_client *ntlm,
const unsigned char *key,
size_t key_len)
{
return !mbedtls_md_hmac_starts(&ctx->mbed, key, key_len);
if (ntlm->crypt_ctx.hmac_initialized) {
if (mbedtls_md_hmac_reset(&ntlm->crypt_ctx.hmac))
return false;
}
ntlm->crypt_ctx.hmac_initialized = !mbedtls_md_hmac_starts(&ntlm->crypt_ctx.hmac, key, key_len);
return ntlm->crypt_ctx.hmac_initialized;
}
bool ntlm_hmac_md5_update(
ntlm_hmac_ctx *ctx,
ntlm_client *ntlm,
const unsigned char *in,
size_t in_len)
{
return !mbedtls_md_hmac_update(&ctx->mbed, in, in_len);
return !mbedtls_md_hmac_update(&ntlm->crypt_ctx.hmac, in, in_len);
}
bool ntlm_hmac_md5_final(
unsigned char *out,
size_t *out_len,
ntlm_hmac_ctx *ctx)
ntlm_client *ntlm)
{
if (*out_len < CRYPT_MD5_DIGESTSIZE)
return false;
return !mbedtls_md_hmac_finish(&ctx->mbed, out);
return !mbedtls_md_hmac_finish(&ntlm->crypt_ctx.hmac, out);
}
void ntlm_hmac_ctx_free(ntlm_hmac_ctx *ctx)
void ntlm_crypt_shutdown(ntlm_client *ntlm)
{
if (ctx) {
mbedtls_md_free(&ctx->mbed);
free(ctx);
}
mbedtls_md_free(&ntlm->crypt_ctx.hmac);
}

7
deps/ntlmclient/crypt_mbedtls.h vendored
View File

@@ -11,8 +11,9 @@
#include "mbedtls/md.h"
typedef struct {
mbedtls_md_context_t mbed;
} ntlm_hmac_ctx;
struct ntlm_crypt_ctx {
mbedtls_md_context_t hmac;
unsigned int hmac_initialized : 1;
};
#endif /* PRIVATE_CRYPT_MBEDTLS_H__ */

229
deps/ntlmclient/crypt_openssl.c vendored
View File

@@ -9,26 +9,166 @@
#include <stdlib.h>
#include <string.h>
#include <openssl/rand.h>
#include <openssl/des.h>
#include <openssl/md4.h>
#include <openssl/hmac.h>
#include <openssl/err.h>
#ifdef CRYPT_OPENSSL_DYNAMIC
# include <dlfcn.h>
#else
# include <openssl/rand.h>
# include <openssl/des.h>
# include <openssl/md4.h>
# include <openssl/hmac.h>
# include <openssl/err.h>
#endif
#include "ntlm.h"
#include "compat.h"
#include "util.h"
#include "crypt.h"
#if OPENSSL_VERSION_NUMBER < 0x10100000L || defined(CRYPT_OPENSSL_DYNAMIC)
static inline HMAC_CTX *HMAC_CTX_new(void)
{
return calloc(1, sizeof(HMAC_CTX));
}
static inline int HMAC_CTX_reset(HMAC_CTX *ctx)
{
ntlm_memzero(ctx, sizeof(HMAC_CTX));
return 1;
}
static inline void HMAC_CTX_free(HMAC_CTX *ctx)
{
free(ctx);
}
#endif
#if OPENSSL_VERSION_NUMBER >= 0x10100000L || defined(CRYPT_OPENSSL_DYNAMIC)
static inline void HMAC_CTX_cleanup(HMAC_CTX *ctx)
{
NTLM_UNUSED(ctx);
}
#endif
#ifdef CRYPT_OPENSSL_DYNAMIC
static bool ntlm_crypt_init_functions(ntlm_client *ntlm)
{
void *handle;
if ((handle = dlopen("libssl.so.1.1", RTLD_NOW)) == NULL &&
(handle = dlopen("libssl.1.1.dylib", RTLD_NOW)) == NULL &&
(handle = dlopen("libssl.so.1.0.0", RTLD_NOW)) == NULL &&
(handle = dlopen("libssl.1.0.0.dylib", RTLD_NOW)) == NULL &&
(handle = dlopen("libssl.so.10", RTLD_NOW)) == NULL) {
ntlm_client_set_errmsg(ntlm, "could not open libssl");
return false;
}
ntlm->crypt_ctx.des_set_key_fn = dlsym(handle, "DES_set_key");
ntlm->crypt_ctx.des_ecb_encrypt_fn = dlsym(handle, "DES_ecb_encrypt");
ntlm->crypt_ctx.err_get_error_fn = dlsym(handle, "ERR_get_error");
ntlm->crypt_ctx.err_lib_error_string_fn = dlsym(handle, "ERR_lib_error_string");
ntlm->crypt_ctx.evp_md5_fn = dlsym(handle, "EVP_md5");
ntlm->crypt_ctx.hmac_ctx_new_fn = dlsym(handle, "HMAC_CTX_new");
ntlm->crypt_ctx.hmac_ctx_free_fn = dlsym(handle, "HMAC_CTX_free");
ntlm->crypt_ctx.hmac_ctx_reset_fn = dlsym(handle, "HMAC_CTX_reset");
ntlm->crypt_ctx.hmac_init_ex_fn = dlsym(handle, "HMAC_Init_ex");
ntlm->crypt_ctx.hmac_update_fn = dlsym(handle, "HMAC_Update");
ntlm->crypt_ctx.hmac_final_fn = dlsym(handle, "HMAC_Final");
ntlm->crypt_ctx.md4_fn = dlsym(handle, "MD4");
ntlm->crypt_ctx.rand_bytes_fn = dlsym(handle, "RAND_bytes");
if (!ntlm->crypt_ctx.des_set_key_fn ||
!ntlm->crypt_ctx.des_ecb_encrypt_fn ||
!ntlm->crypt_ctx.err_get_error_fn ||
!ntlm->crypt_ctx.err_lib_error_string_fn ||
!ntlm->crypt_ctx.evp_md5_fn ||
!ntlm->crypt_ctx.hmac_init_ex_fn ||
!ntlm->crypt_ctx.hmac_update_fn ||
!ntlm->crypt_ctx.hmac_final_fn ||
!ntlm->crypt_ctx.md4_fn ||
!ntlm->crypt_ctx.rand_bytes_fn) {
ntlm_client_set_errmsg(ntlm, "could not load libssl functions");
dlclose(handle);
return false;
}
/* Toggle legacy HMAC context functions */
if (ntlm->crypt_ctx.hmac_ctx_new_fn &&
ntlm->crypt_ctx.hmac_ctx_free_fn &&
ntlm->crypt_ctx.hmac_ctx_reset_fn) {
ntlm->crypt_ctx.hmac_ctx_cleanup_fn = HMAC_CTX_cleanup;
} else {
ntlm->crypt_ctx.hmac_ctx_cleanup_fn = dlsym(handle, "HMAC_CTX_cleanup");
if (!ntlm->crypt_ctx.hmac_ctx_cleanup_fn) {
ntlm_client_set_errmsg(ntlm, "could not load legacy libssl functions");
dlclose(handle);
return false;
}
ntlm->crypt_ctx.hmac_ctx_new_fn = HMAC_CTX_new;
ntlm->crypt_ctx.hmac_ctx_free_fn = HMAC_CTX_free;
ntlm->crypt_ctx.hmac_ctx_reset_fn = HMAC_CTX_reset;
}
ntlm->crypt_ctx.openssl_handle = handle;
return true;
}
#else /* CRYPT_OPENSSL_DYNAMIC */
static bool ntlm_crypt_init_functions(ntlm_client *ntlm)
{
ntlm->crypt_ctx.des_set_key_fn = DES_set_key;
ntlm->crypt_ctx.des_ecb_encrypt_fn = DES_ecb_encrypt;
ntlm->crypt_ctx.err_get_error_fn = ERR_get_error;
ntlm->crypt_ctx.err_lib_error_string_fn = ERR_lib_error_string;
ntlm->crypt_ctx.evp_md5_fn = EVP_md5;
ntlm->crypt_ctx.hmac_ctx_new_fn = HMAC_CTX_new;
ntlm->crypt_ctx.hmac_ctx_free_fn = HMAC_CTX_free;
ntlm->crypt_ctx.hmac_ctx_reset_fn = HMAC_CTX_reset;
ntlm->crypt_ctx.hmac_ctx_cleanup_fn = HMAC_CTX_cleanup;
ntlm->crypt_ctx.hmac_init_ex_fn = HMAC_Init_ex;
ntlm->crypt_ctx.hmac_update_fn = HMAC_Update;
ntlm->crypt_ctx.hmac_final_fn = HMAC_Final;
ntlm->crypt_ctx.md4_fn = MD4;
ntlm->crypt_ctx.rand_bytes_fn = RAND_bytes;
return true;
}
#endif /* CRYPT_OPENSSL_DYNAMIC */
bool ntlm_crypt_init(ntlm_client *ntlm)
{
if (!ntlm_crypt_init_functions(ntlm))
return false;
ntlm->crypt_ctx.hmac = ntlm->crypt_ctx.hmac_ctx_new_fn();
if (ntlm->crypt_ctx.hmac == NULL) {
ntlm_client_set_errmsg(ntlm, "out of memory");
return false;
}
return true;
}
bool ntlm_random_bytes(
ntlm_client *ntlm,
unsigned char *out,
ntlm_client *ntlm,
size_t len)
{
int rc = RAND_bytes(out, len);
int rc = ntlm->crypt_ctx.rand_bytes_fn(out, len);
if (rc != 1) {
ntlm_client_set_errmsg(ntlm, ERR_lib_error_string(ERR_get_error()));
ntlm_client_set_errmsg(ntlm, ntlm->crypt_ctx.err_lib_error_string_fn(ntlm->crypt_ctx.err_get_error_fn()));
return false;
}
@@ -37,94 +177,81 @@ bool ntlm_random_bytes(
bool ntlm_des_encrypt(
ntlm_des_block *out,
ntlm_client *ntlm,
ntlm_des_block *plaintext,
ntlm_des_block *key)
{
DES_key_schedule keysched;
NTLM_UNUSED(ntlm);
memset(out, 0, sizeof(ntlm_des_block));
DES_set_key(key, &keysched);
DES_ecb_encrypt(plaintext, out, &keysched, DES_ENCRYPT);
ntlm->crypt_ctx.des_set_key_fn(key, &keysched);
ntlm->crypt_ctx.des_ecb_encrypt_fn(plaintext, out, &keysched, DES_ENCRYPT);
return true;
}
bool ntlm_md4_digest(
unsigned char out[CRYPT_MD4_DIGESTSIZE],
ntlm_client *ntlm,
const unsigned char *in,
size_t in_len)
{
MD4(in, in_len, out);
ntlm->crypt_ctx.md4_fn(in, in_len, out);
return true;
}
#if OPENSSL_VERSION_NUMBER < 0x10100000L
static inline void HMAC_CTX_free(HMAC_CTX *ctx)
{
if (ctx)
HMAC_CTX_cleanup(ctx);
free(ctx);
}
static inline int HMAC_CTX_reset(HMAC_CTX *ctx)
{
HMAC_CTX_cleanup(ctx);
ntlm_memzero(ctx, sizeof(HMAC_CTX));
return 1;
}
static inline HMAC_CTX *HMAC_CTX_new(void)
{
return calloc(1, sizeof(HMAC_CTX));
}
#endif
ntlm_hmac_ctx *ntlm_hmac_ctx_init(void)
{
return HMAC_CTX_new();
}
bool ntlm_hmac_ctx_reset(ntlm_hmac_ctx *ctx)
{
return HMAC_CTX_reset(ctx);
}
bool ntlm_hmac_md5_init(
ntlm_hmac_ctx *ctx,
ntlm_client *ntlm,
const unsigned char *key,
size_t key_len)
{
return HMAC_Init_ex(ctx, key, key_len, EVP_md5(), NULL);
const EVP_MD *md5 = ntlm->crypt_ctx.evp_md5_fn();
ntlm->crypt_ctx.hmac_ctx_cleanup_fn(ntlm->crypt_ctx.hmac);
return ntlm->crypt_ctx.hmac_ctx_reset_fn(ntlm->crypt_ctx.hmac) &&
ntlm->crypt_ctx.hmac_init_ex_fn(ntlm->crypt_ctx.hmac, key, key_len, md5, NULL);
}
bool ntlm_hmac_md5_update(
ntlm_hmac_ctx *ctx,
ntlm_client *ntlm,
const unsigned char *in,
size_t in_len)
{
return HMAC_Update(ctx, in, in_len);
return ntlm->crypt_ctx.hmac_update_fn(ntlm->crypt_ctx.hmac, in, in_len);
}
bool ntlm_hmac_md5_final(
unsigned char *out,
size_t *out_len,
ntlm_hmac_ctx *ctx)
ntlm_client *ntlm)
{
unsigned int len;
if (*out_len < CRYPT_MD5_DIGESTSIZE)
return false;
if (!HMAC_Final(ctx, out, &len))
if (!ntlm->crypt_ctx.hmac_final_fn(ntlm->crypt_ctx.hmac, out, &len))
return false;
*out_len = len;
return true;
}
void ntlm_hmac_ctx_free(ntlm_hmac_ctx *ctx)
void ntlm_crypt_shutdown(ntlm_client *ntlm)
{
HMAC_CTX_free(ctx);
if (ntlm->crypt_ctx.hmac) {
ntlm->crypt_ctx.hmac_ctx_cleanup_fn(ntlm->crypt_ctx.hmac);
ntlm->crypt_ctx.hmac_ctx_free_fn(ntlm->crypt_ctx.hmac);
}
#ifdef CRYPT_OPENSSL_DYNAMIC
if (ntlm->crypt_ctx.openssl_handle)
dlclose(ntlm->crypt_ctx.openssl_handle);
#endif
memset(&ntlm->crypt_ctx, 0, sizeof(ntlm_crypt_ctx));
}

83
deps/ntlmclient/crypt_openssl.h vendored
View File

@@ -9,13 +9,82 @@
#ifndef PRIVATE_CRYPT_OPENSSL_H__
#define PRIVATE_CRYPT_OPENSSL_H__
#include <openssl/hmac.h>
/* OpenSSL 1.1.0 uses opaque structs, we'll reuse these. */
#if OPENSSL_VERSION_NUMBER < 0x10100000L
typedef struct hmac_ctx_st ntlm_hmac_ctx;
#else
# define ntlm_hmac_ctx HMAC_CTX
#ifndef CRYPT_OPENSSL_DYNAMIC
# include <openssl/des.h>
# include <openssl/hmac.h>
#endif
/* OpenSSL 1.1.0 uses opaque structs, we'll reuse these. */
#if defined(OPENSSL_VERSION_NUMBER) && OPENSSL_VERSION_NUMBER < 0x10100000L
# define HMAC_CTX struct hmac_ctx_st
#endif
#ifdef CRYPT_OPENSSL_DYNAMIC
typedef unsigned char DES_cblock[8];
typedef unsigned char const_DES_cblock[8];
typedef unsigned long DES_LONG;
typedef struct DES_ks {
union {
DES_cblock cblock;
DES_LONG deslong[2];
} ks[16];
} DES_key_schedule;
#define DES_ENCRYPT 1
typedef void EVP_MD;
typedef void ENGINE;
typedef void EVP_PKEY_CTX;
#define HMAC_MAX_MD_CBLOCK 128
typedef struct env_md_ctx_st EVP_MD_CTX;
struct env_md_ctx_st {
const EVP_MD *digest;
ENGINE *engine;
unsigned long flags;
void *md_data;
EVP_PKEY_CTX *pctx;
int (*update) (EVP_MD_CTX *ctx, const void *data, size_t count);
};
typedef struct hmac_ctx_st {
const EVP_MD *md;
EVP_MD_CTX md_ctx;
EVP_MD_CTX i_ctx;
EVP_MD_CTX o_ctx;
unsigned int key_length;
unsigned char key[HMAC_MAX_MD_CBLOCK];
} HMAC_CTX;
#endif
struct ntlm_crypt_ctx {
HMAC_CTX *hmac;
void *openssl_handle;
void (*des_ecb_encrypt_fn)(const_DES_cblock *input, DES_cblock *output, DES_key_schedule *ks, int enc);
int (*des_set_key_fn)(const_DES_cblock *key, DES_key_schedule *schedule);
unsigned long (*err_get_error_fn)(void);
const char *(*err_lib_error_string_fn)(unsigned long e);
const EVP_MD *(*evp_md5_fn)(void);
HMAC_CTX *(*hmac_ctx_new_fn)(void);
int (*hmac_ctx_reset_fn)(HMAC_CTX *ctx);
void (*hmac_ctx_free_fn)(HMAC_CTX *ctx);
void (*hmac_ctx_cleanup_fn)(HMAC_CTX *ctx);
int (*hmac_init_ex_fn)(HMAC_CTX *ctx, const void *key, int key_len, const EVP_MD *md, ENGINE *impl);
int (*hmac_update_fn)(HMAC_CTX *ctx, const unsigned char *data, size_t len);
int (*hmac_final_fn)(HMAC_CTX *ctx, unsigned char *md, unsigned int *len);
unsigned char *(*md4_fn)(const unsigned char *d, size_t n, unsigned char *md);
int (*rand_bytes_fn)(unsigned char *buf, int num);
};
#endif /* PRIVATE_CRYPT_OPENSSL_H__ */

266
deps/ntlmclient/ntlm.c vendored
View File

@@ -9,7 +9,6 @@
#include <stdlib.h>
#include <stdint.h>
#include <string.h>
#include <assert.h>
#include <errno.h>
#include <ctype.h>
#include <unistd.h>
@@ -24,6 +23,18 @@
#include "compat.h"
#include "util.h"
#define NTLM_ASSERT_ARG(expr) do { \
if (!(expr)) \
return NTLM_CLIENT_ERROR_INVALID_INPUT; \
} while(0)
#define NTLM_ASSERT(ntlm, expr) do { \
if (!(expr)) { \
ntlm_client_set_errmsg(ntlm, "internal error: " #expr); \
return -1; \
} \
} while(0)
unsigned char ntlm_client_signature[] = NTLM_SIGNATURE;
static bool supports_unicode(ntlm_client *ntlm)
@@ -52,17 +63,20 @@ ntlm_client *ntlm_client_init(ntlm_client_flags flags)
ntlm->flags = flags;
if ((ntlm->hmac_ctx = ntlm_hmac_ctx_init()) == NULL ||
(ntlm->unicode_ctx = ntlm_unicode_ctx_init(ntlm)) == NULL) {
ntlm_hmac_ctx_free(ntlm->hmac_ctx);
ntlm_unicode_ctx_free(ntlm->unicode_ctx);
free(ntlm);
return NULL;
}
return ntlm;
}
#define ENSURE_INITIALIZED(ntlm) \
do { \
if (!(ntlm)->unicode_initialized) \
(ntlm)->unicode_initialized = ntlm_unicode_init((ntlm)); \
if (!(ntlm)->crypt_initialized) \
(ntlm)->crypt_initialized = ntlm_crypt_init((ntlm)); \
if (!(ntlm)->unicode_initialized || \
!(ntlm)->crypt_initialized) \
return -1; \
} while(0)
void ntlm_client_set_errmsg(ntlm_client *ntlm, const char *errmsg)
{
ntlm->state = NTLM_STATE_ERROR;
@@ -71,7 +85,9 @@ void ntlm_client_set_errmsg(ntlm_client *ntlm, const char *errmsg)
const char *ntlm_client_errmsg(ntlm_client *ntlm)
{
assert(ntlm);
if (!ntlm)
return "internal error";
return ntlm->errmsg ? ntlm->errmsg : "no error";
}
@@ -81,7 +97,7 @@ int ntlm_client_set_version(
uint8_t minor,
uint16_t build)
{
assert(ntlm);
NTLM_ASSERT_ARG(ntlm);
ntlm->host_version.major = major;
ntlm->host_version.minor = minor;
@@ -93,20 +109,25 @@ int ntlm_client_set_version(
return 0;
}
#define reset(ptr) do { free(ptr); ptr = NULL; } while(0)
static void free_hostname(ntlm_client *ntlm)
{
reset(ntlm->hostname);
reset(ntlm->hostdomain);
reset(ntlm->hostname_utf16);
ntlm->hostname_utf16_len = 0;
}
int ntlm_client_set_hostname(
ntlm_client *ntlm,
const char *hostname,
const char *domain)
{
assert(ntlm);
NTLM_ASSERT_ARG(ntlm);
ENSURE_INITIALIZED(ntlm);
free(ntlm->hostname);
free(ntlm->hostdomain);
free(ntlm->hostname_utf16);
ntlm->hostname = NULL;
ntlm->hostdomain = NULL;
ntlm->hostname_utf16 = NULL;
free_hostname(ntlm);
if (hostname && (ntlm->hostname = strdup(hostname)) == NULL) {
ntlm_client_set_errmsg(ntlm, "out of memory");
@@ -121,7 +142,7 @@ int ntlm_client_set_hostname(
if (hostname && supports_unicode(ntlm) && !ntlm_unicode_utf8_to_16(
&ntlm->hostname_utf16,
&ntlm->hostname_utf16_len,
ntlm->unicode_ctx,
ntlm,
hostname,
strlen(hostname)))
return -1;
@@ -137,25 +158,20 @@ static void free_credentials(ntlm_client *ntlm)
if (ntlm->password_utf16)
ntlm_memzero(ntlm->password_utf16, ntlm->password_utf16_len);
free(ntlm->username);
free(ntlm->username_upper);
free(ntlm->userdomain);
free(ntlm->password);
reset(ntlm->username);
reset(ntlm->username_upper);
reset(ntlm->userdomain);
reset(ntlm->password);
free(ntlm->username_utf16);
free(ntlm->username_upper_utf16);
free(ntlm->userdomain_utf16);
free(ntlm->password_utf16);
reset(ntlm->username_utf16);
reset(ntlm->username_upper_utf16);
reset(ntlm->userdomain_utf16);
reset(ntlm->password_utf16);
ntlm->username = NULL;
ntlm->username_upper = NULL;
ntlm->userdomain = NULL;
ntlm->password = NULL;
ntlm->username_utf16 = NULL;
ntlm->username_upper_utf16 = NULL;
ntlm->userdomain_utf16 = NULL;
ntlm->password_utf16 = NULL;
ntlm->username_utf16_len = 0;
ntlm->username_upper_utf16_len = 0;
ntlm->userdomain_utf16_len = 0;
ntlm->password_utf16_len = 0;
}
int ntlm_client_set_credentials(
@@ -164,7 +180,8 @@ int ntlm_client_set_credentials(
const char *domain,
const char *password)
{
assert(ntlm);
NTLM_ASSERT_ARG(ntlm);
ENSURE_INITIALIZED(ntlm);
free_credentials(ntlm);
@@ -185,7 +202,7 @@ int ntlm_client_set_credentials(
if (!ntlm_unicode_utf8_to_16(
&ntlm->username_utf16,
&ntlm->username_utf16_len,
ntlm->unicode_ctx,
ntlm,
ntlm->username,
strlen(ntlm->username)))
return -1;
@@ -193,7 +210,7 @@ int ntlm_client_set_credentials(
if (!ntlm_unicode_utf8_to_16(
&ntlm->username_upper_utf16,
&ntlm->username_upper_utf16_len,
ntlm->unicode_ctx,
ntlm,
ntlm->username_upper,
strlen(ntlm->username_upper)))
return -1;
@@ -202,7 +219,7 @@ int ntlm_client_set_credentials(
if (domain && supports_unicode(ntlm) && !ntlm_unicode_utf8_to_16(
&ntlm->userdomain_utf16,
&ntlm->userdomain_utf16_len,
ntlm->unicode_ctx,
ntlm,
ntlm->userdomain,
strlen(ntlm->userdomain)))
return -1;
@@ -212,7 +229,8 @@ int ntlm_client_set_credentials(
int ntlm_client_set_target(ntlm_client *ntlm, const char *target)
{
assert(ntlm);
NTLM_ASSERT_ARG(ntlm);
ENSURE_INITIALIZED(ntlm);
free(ntlm->target);
free(ntlm->target_utf16);
@@ -229,7 +247,7 @@ int ntlm_client_set_target(ntlm_client *ntlm, const char *target)
if (supports_unicode(ntlm) && !ntlm_unicode_utf8_to_16(
&ntlm->target_utf16,
&ntlm->target_utf16_len,
ntlm->unicode_ctx,
ntlm,
ntlm->target,
strlen(ntlm->target)))
return -1;
@@ -240,14 +258,16 @@ int ntlm_client_set_target(ntlm_client *ntlm, const char *target)
int ntlm_client_set_nonce(ntlm_client *ntlm, uint64_t nonce)
{
assert(ntlm);
NTLM_ASSERT_ARG(ntlm);
ntlm->nonce = nonce;
return 0;
}
int ntlm_client_set_timestamp(ntlm_client *ntlm, uint64_t timestamp)
{
assert(ntlm);
NTLM_ASSERT_ARG(ntlm);
ntlm->timestamp = timestamp;
return 0;
}
@@ -475,7 +495,7 @@ static inline bool read_string_unicode(
size_t out_len;
int ret = ntlm_unicode_utf16_to_8(out,
&out_len,
ntlm->unicode_ctx,
ntlm,
(char *)&message->buf[message->pos],
string_len);
@@ -593,7 +613,9 @@ int ntlm_client_negotiate(
size_t hostname_offset = 0;
uint32_t flags = 0;
assert(out && out_len && ntlm);
NTLM_ASSERT_ARG(out);
NTLM_ASSERT_ARG(out_len);
NTLM_ASSERT_ARG(ntlm);
*out = NULL;
*out_len = 0;
@@ -676,20 +698,22 @@ int ntlm_client_negotiate(
return -1;
if (hostname_len > 0) {
assert(hostname_offset == ntlm->negotiate.pos);
NTLM_ASSERT(ntlm, hostname_offset == ntlm->negotiate.pos);
if (!write_buf(ntlm, &ntlm->negotiate,
(const unsigned char *)ntlm->hostname, hostname_len))
return -1;
}
if (domain_len > 0) {
assert(domain_offset == ntlm->negotiate.pos);
NTLM_ASSERT(ntlm, domain_offset == ntlm->negotiate.pos);
if (!write_buf(ntlm, &ntlm->negotiate,
(const unsigned char *)ntlm->hostdomain, domain_len))
return -1;
}
assert(ntlm->negotiate.pos == ntlm->negotiate.len);
NTLM_ASSERT(ntlm, ntlm->negotiate.pos == ntlm->negotiate.len);
ntlm->state = NTLM_STATE_CHALLENGE;
@@ -711,7 +735,10 @@ int ntlm_client_set_challenge(
uint32_t name_offset, info_offset = 0;
bool unicode, has_target_info = false;
assert(ntlm && (challenge_msg || !challenge_msg_len));
NTLM_ASSERT_ARG(ntlm);
NTLM_ASSERT_ARG(challenge_msg || !challenge_msg_len);
ENSURE_INITIALIZED(ntlm);
if (ntlm->state != NTLM_STATE_NEGOTIATE &&
ntlm->state != NTLM_STATE_CHALLENGE) {
@@ -940,6 +967,7 @@ static void des_key_from_password(
static inline bool generate_lm_hash(
ntlm_des_block out[2],
ntlm_client *ntlm,
const char *password)
{
/* LM encrypts this known plaintext using the password as a key */
@@ -968,8 +996,8 @@ static inline bool generate_lm_hash(
des_key_from_password(&key1, keystr1, keystr1_len);
des_key_from_password(&key2, keystr2, keystr2_len);
return ntlm_des_encrypt(&out[0], &plaintext, &key1) &&
ntlm_des_encrypt(&out[1], &plaintext, &key2);
return ntlm_des_encrypt(&out[0], ntlm, &plaintext, &key1) &&
ntlm_des_encrypt(&out[1], ntlm, &plaintext, &key2);
}
static void des_keys_from_lm_hash(ntlm_des_block out[3], ntlm_des_block lm_hash[2])
@@ -994,16 +1022,16 @@ static bool generate_lm_response(ntlm_client *ntlm)
ntlm_des_block *challenge = (ntlm_des_block *)&ntlm->challenge.nonce;
/* Generate the LM hash from the password */
if (!generate_lm_hash(lm_hash, ntlm->password))
if (!generate_lm_hash(lm_hash, ntlm, ntlm->password))
return false;
/* Convert that LM hash to three DES keys */
des_keys_from_lm_hash(key, lm_hash);
/* Finally, encrypt the challenge with each of these keys */
if (!ntlm_des_encrypt(&lm_response[0], challenge, &key[0]) ||
!ntlm_des_encrypt(&lm_response[1], challenge, &key[1]) ||
!ntlm_des_encrypt(&lm_response[2], challenge, &key[2]))
if (!ntlm_des_encrypt(&lm_response[0], ntlm, challenge, &key[0]) ||
!ntlm_des_encrypt(&lm_response[1], ntlm, challenge, &key[1]) ||
!ntlm_des_encrypt(&lm_response[2], ntlm, challenge, &key[2]))
return false;
memcpy(&ntlm->lm_response[0], lm_response[0], 8);
@@ -1022,12 +1050,13 @@ static bool generate_ntlm_hash(
if (ntlm->password && !ntlm_unicode_utf8_to_16(
&ntlm->password_utf16,
&ntlm->password_utf16_len,
ntlm->unicode_ctx,
ntlm,
ntlm->password,
strlen(ntlm->password)))
return false;
return ntlm_md4_digest(out,
ntlm,
(const unsigned char *)ntlm->password_utf16,
ntlm->password_utf16_len);
}
@@ -1048,9 +1077,9 @@ static bool generate_ntlm_response(ntlm_client *ntlm)
des_key_from_password(&key[2], &ntlm_hash[14], 2);
/* Finally, encrypt the challenge with each of these keys */
if (!ntlm_des_encrypt(&ntlm_response[0], challenge, &key[0]) ||
!ntlm_des_encrypt(&ntlm_response[1], challenge, &key[1]) ||
!ntlm_des_encrypt(&ntlm_response[2], challenge, &key[2]))
if (!ntlm_des_encrypt(&ntlm_response[0], ntlm, challenge, &key[0]) ||
!ntlm_des_encrypt(&ntlm_response[1], ntlm, challenge, &key[1]) ||
!ntlm_des_encrypt(&ntlm_response[2], ntlm, challenge, &key[2]))
return false;
memcpy(&ntlm->ntlm_response[0], ntlm_response[0], 8);
@@ -1081,16 +1110,15 @@ static bool generate_ntlm2_hash(
target_len = ntlm->target_utf16_len;
}
if (!ntlm_hmac_ctx_reset(ntlm->hmac_ctx) ||
!ntlm_hmac_md5_init(ntlm->hmac_ctx, ntlm_hash, sizeof(ntlm_hash)) ||
!ntlm_hmac_md5_update(ntlm->hmac_ctx, username, username_len) ||
!ntlm_hmac_md5_update(ntlm->hmac_ctx, target, target_len) ||
!ntlm_hmac_md5_final(out, &out_len, ntlm->hmac_ctx)) {
if (!ntlm_hmac_md5_init(ntlm, ntlm_hash, sizeof(ntlm_hash)) ||
!ntlm_hmac_md5_update(ntlm, username, username_len) ||
!ntlm_hmac_md5_update(ntlm, target, target_len) ||
!ntlm_hmac_md5_final(out, &out_len, ntlm)) {
ntlm_client_set_errmsg(ntlm, "failed to create HMAC-MD5");
return false;
}
assert(out_len == NTLM_NTLM2_HASH_LEN);
NTLM_ASSERT(ntlm, out_len == NTLM_NTLM2_HASH_LEN);
return true;
}
@@ -1103,18 +1131,15 @@ static bool generate_ntlm2_challengehash(
{
size_t out_len = 16;
if (!ntlm_hmac_ctx_reset(ntlm->hmac_ctx) ||
!ntlm_hmac_md5_init(ntlm->hmac_ctx,
ntlm2_hash, NTLM_NTLM2_HASH_LEN) ||
!ntlm_hmac_md5_update(ntlm->hmac_ctx,
(const unsigned char *)&ntlm->challenge.nonce, 8) ||
!ntlm_hmac_md5_update(ntlm->hmac_ctx, blob, blob_len) ||
!ntlm_hmac_md5_final(out, &out_len, ntlm->hmac_ctx)) {
if (!ntlm_hmac_md5_init(ntlm, ntlm2_hash, NTLM_NTLM2_HASH_LEN) ||
!ntlm_hmac_md5_update(ntlm, (const unsigned char *)&ntlm->challenge.nonce, 8) ||
!ntlm_hmac_md5_update(ntlm, blob, blob_len) ||
!ntlm_hmac_md5_final(out, &out_len, ntlm)) {
ntlm_client_set_errmsg(ntlm, "failed to create HMAC-MD5");
return false;
}
assert(out_len == 16);
NTLM_ASSERT(ntlm, out_len == 16);
return true;
}
@@ -1127,19 +1152,15 @@ static bool generate_lm2_response(ntlm_client *ntlm,
local_nonce = ntlm_htonll(ntlm->nonce);
if (!ntlm_hmac_ctx_reset(ntlm->hmac_ctx) ||
!ntlm_hmac_md5_init(ntlm->hmac_ctx,
ntlm2_hash, NTLM_NTLM2_HASH_LEN) ||
!ntlm_hmac_md5_update(ntlm->hmac_ctx,
(const unsigned char *)&ntlm->challenge.nonce, 8) ||
!ntlm_hmac_md5_update(ntlm->hmac_ctx,
(const unsigned char *)&local_nonce, 8) ||
!ntlm_hmac_md5_final(lm2_challengehash, &lm2_len, ntlm->hmac_ctx)) {
if (!ntlm_hmac_md5_init(ntlm, ntlm2_hash, NTLM_NTLM2_HASH_LEN) ||
!ntlm_hmac_md5_update(ntlm, (const unsigned char *)&ntlm->challenge.nonce, 8) ||
!ntlm_hmac_md5_update(ntlm, (const unsigned char *)&local_nonce, 8) ||
!ntlm_hmac_md5_final(lm2_challengehash, &lm2_len, ntlm)) {
ntlm_client_set_errmsg(ntlm, "failed to create HMAC-MD5");
return false;
}
assert(lm2_len == 16);
NTLM_ASSERT(ntlm, lm2_len == 16);
memcpy(&ntlm->lm_response[0], lm2_challengehash, 16);
memcpy(&ntlm->lm_response[16], &local_nonce, 8);
@@ -1163,7 +1184,7 @@ static bool generate_nonce(ntlm_client *ntlm)
if (ntlm->nonce)
return true;
if (!ntlm_random_bytes(ntlm, buf, 8))
if (!ntlm_random_bytes(buf, ntlm, 8))
return false;
memcpy(&ntlm->nonce, buf, sizeof(uint64_t));
@@ -1233,7 +1254,11 @@ int ntlm_client_response(
uint32_t flags = 0;
bool unicode;
assert(out && out_len && ntlm);
NTLM_ASSERT_ARG(out);
NTLM_ASSERT_ARG(out_len);
NTLM_ASSERT_ARG(ntlm);
ENSURE_INITIALIZED(ntlm);
*out = NULL;
*out_len = 0;
@@ -1356,7 +1381,7 @@ int ntlm_client_response(
!write_buf(ntlm, &ntlm->response, session, session_len))
return -1;
assert(ntlm->response.pos == ntlm->response.len);
NTLM_ASSERT(ntlm, ntlm->response.pos == ntlm->response.len);
ntlm->state = NTLM_STATE_COMPLETE;
@@ -1368,41 +1393,48 @@ int ntlm_client_response(
void ntlm_client_reset(ntlm_client *ntlm)
{
ntlm_client_flags flags;
ntlm_hmac_ctx *hmac_ctx;
ntlm_unicode_ctx *unicode_ctx;
if (!ntlm)
return;
assert(ntlm);
ntlm->state = NTLM_STATE_NEGOTIATE;
free_hostname(ntlm);
memset(&ntlm->host_version, 0, sizeof(ntlm_version));
reset(ntlm->target);
reset(ntlm->target_utf16);
ntlm->target_utf16_len = 0;
free_credentials(ntlm);
ntlm->nonce = 0;
ntlm->timestamp = 0;
memset(ntlm->lm_response, 0, NTLM_LM_RESPONSE_LEN);
ntlm->lm_response_len = 0;
memset(ntlm->ntlm_response, 0, NTLM_NTLM_RESPONSE_LEN);
ntlm->ntlm_response_len = 0;
reset(ntlm->ntlm2_response);
ntlm->ntlm2_response_len = 0;
reset(ntlm->negotiate.buf);
ntlm->negotiate.pos = 0;
ntlm->negotiate.len = 0;
reset(ntlm->response.buf);
ntlm->response.pos = 0;
ntlm->response.len = 0;
free(ntlm->negotiate.buf);
free(ntlm->challenge.target_info);
free(ntlm->challenge.target);
free(ntlm->challenge.target_domain);
free(ntlm->challenge.target_domain_dns);
free(ntlm->challenge.target_server);
free(ntlm->challenge.target_server_dns);
free(ntlm->response.buf);
free(ntlm->hostname);
free(ntlm->hostname_utf16);
free(ntlm->hostdomain);
free(ntlm->target);
free(ntlm->target_utf16);
free(ntlm->ntlm2_response);
free_credentials(ntlm);
flags = ntlm->flags;
hmac_ctx = ntlm->hmac_ctx;
unicode_ctx = ntlm->unicode_ctx;
memset(ntlm, 0, sizeof(struct ntlm_client));
ntlm->flags = flags;
ntlm->hmac_ctx = hmac_ctx;
ntlm->unicode_ctx = unicode_ctx;
memset(&ntlm->challenge, 0, sizeof(ntlm_challenge));
}
void ntlm_client_free(ntlm_client *ntlm)
@@ -1410,10 +1442,10 @@ void ntlm_client_free(ntlm_client *ntlm)
if (!ntlm)
return;
ntlm_client_reset(ntlm);
ntlm_crypt_shutdown(ntlm);
ntlm_unicode_shutdown(ntlm);
ntlm_hmac_ctx_free(ntlm->hmac_ctx);
ntlm_unicode_ctx_free(ntlm->unicode_ctx);
ntlm_client_reset(ntlm);
free(ntlm);
}

26
deps/ntlmclient/ntlm.h vendored
View File

@@ -14,6 +14,8 @@
#include "crypt.h"
#include "compat.h"
#define NTLM_UNUSED(x) ((void)(x))
#define NTLM_LM_RESPONSE_LEN 24
#define NTLM_NTLM_RESPONSE_LEN 24
#define NTLM_NTLM_HASH_LEN 16
@@ -66,9 +68,11 @@ struct ntlm_client {
ntlm_state state;
/* crypto contexts */
ntlm_hmac_ctx *hmac_ctx;
ntlm_unicode_ctx *unicode_ctx;
/* subsystem contexts */
ntlm_crypt_ctx crypt_ctx;
ntlm_unicode_ctx unicode_ctx;
int crypt_initialized : 1,
unicode_initialized : 1;
/* error message as set by the library */
const char *errmsg;
@@ -85,24 +89,24 @@ struct ntlm_client {
char *password;
/* strings as converted to utf16 */
char *hostname_utf16;
char *target_utf16;
char *username_utf16;
char *username_upper_utf16;
char *userdomain_utf16;
char *hostname_utf16;
char *password_utf16;
size_t hostname_utf16_len;
size_t username_utf16_len;
size_t username_upper_utf16_len;
size_t userdomain_utf16_len;
size_t password_utf16_len;
size_t target_utf16_len;
/* timestamp and nonce; only for debugging */
uint64_t nonce;
uint64_t timestamp;
size_t username_utf16_len;
size_t username_upper_utf16_len;
size_t userdomain_utf16_len;
size_t hostname_utf16_len;
size_t password_utf16_len;
size_t target_utf16_len;
unsigned char lm_response[NTLM_LM_RESPONSE_LEN];
size_t lm_response_len;

19
deps/ntlmclient/ntlmclient.h vendored
View File

@@ -15,13 +15,26 @@
extern "C" {
#endif
#define NTLM_CLIENT_VERSION "0.0.1"
#define NTLM_CLIENT_VERSION "0.9.0"
#define NTLM_CLIENT_VERSION_MAJOR 0
#define NTLM_CLIENT_VERSION_MINOR 0
#define NTLM_CLIENT_VERSION_TEENY 1
#define NTLM_CLIENT_VERSION_MINOR 9
#define NTLM_CLIENT_VERSION_TEENY 0
typedef struct ntlm_client ntlm_client;
typedef enum {
/**
* An error occurred; more details are available by querying
* `ntlm_client_errmsg`.
*/
NTLM_CLIENT_ERROR = -1,
/**
* The input provided to the function is missing or invalid.
*/
NTLM_CLIENT_ERROR_INVALID_INPUT = -2,
} ntlm_error_code;
/*
* Flags for initializing the `ntlm_client` context. A combination of
* these flags can be provided to `ntlm_client_init`.

14
deps/ntlmclient/unicode.h vendored
View File

@@ -11,26 +11,32 @@
#include "compat.h"
#ifdef UNICODE_ICONV
# include "unicode_iconv.h"
#elif UNICODE_BUILTIN
# include "unicode_builtin.h"
#endif
#define NTLM_UNICODE_MAX_LEN 2048
typedef struct ntlm_unicode_ctx ntlm_unicode_ctx;
extern ntlm_unicode_ctx *ntlm_unicode_ctx_init(ntlm_client *ntlm);
extern bool ntlm_unicode_init(ntlm_client *ntlm);
bool ntlm_unicode_utf8_to_16(
char **converted,
size_t *converted_len,
ntlm_unicode_ctx *ctx,
ntlm_client *ntlm,
const char *string,
size_t string_len);
bool ntlm_unicode_utf16_to_8(
char **converted,
size_t *converted_len,
ntlm_unicode_ctx *ctx,
ntlm_client *ntlm,
const char *string,
size_t string_len);
extern void ntlm_unicode_ctx_free(ntlm_unicode_ctx *ctx);
extern void ntlm_unicode_shutdown(ntlm_client *ntlm);
#endif /* PRIVATE_UNICODE_H__ */

43
deps/ntlmclient/unicode_builtin.c vendored
View File

@@ -13,10 +13,6 @@
#include "unicode.h"
#include "compat.h"
struct ntlm_unicode_ctx {
ntlm_client *ntlm;
};
typedef unsigned int UTF32; /* at least 32 bits */
typedef unsigned short UTF16; /* at least 16 bits */
typedef unsigned char UTF8; /* typically 8 bits */
@@ -281,15 +277,10 @@ static ConversionResult ConvertUTF8toUTF16 (
}
ntlm_unicode_ctx *ntlm_unicode_ctx_init(ntlm_client *ntlm)
bool ntlm_unicode_init(ntlm_client *ntlm)
{
ntlm_unicode_ctx *ctx;
if ((ctx = malloc(sizeof(ntlm_unicode_ctx))) == NULL)
return NULL;
ctx->ntlm = ntlm;
return ctx;
NTLM_UNUSED(ntlm);
return true;
}
typedef enum {
@@ -300,7 +291,7 @@ typedef enum {
static inline bool unicode_builtin_encoding_convert(
char **converted,
size_t *converted_len,
ntlm_unicode_ctx *ctx,
ntlm_client *ntlm,
const char *string,
size_t string_len,
unicode_builtin_encoding_direction direction)
@@ -332,7 +323,7 @@ static inline bool unicode_builtin_encoding_convert(
out_size = (out_size + 7) & ~7;
if ((out = malloc(out_size)) == NULL) {
ntlm_client_set_errmsg(ctx->ntlm, "out of memory");
ntlm_client_set_errmsg(ntlm, "out of memory");
return false;
}
@@ -358,17 +349,17 @@ static inline bool unicode_builtin_encoding_convert(
success = true;
goto done;
case sourceExhausted:
ntlm_client_set_errmsg(ctx->ntlm,
ntlm_client_set_errmsg(ntlm,
"invalid unicode string; trailing data remains");
goto done;
case targetExhausted:
break;
case sourceIllegal:
ntlm_client_set_errmsg(ctx->ntlm,
ntlm_client_set_errmsg(ntlm,
"invalid unicode string; trailing data remains");
goto done;
default:
ntlm_client_set_errmsg(ctx->ntlm,
ntlm_client_set_errmsg(ntlm,
"unknown unicode conversion failure");
goto done;
}
@@ -377,13 +368,12 @@ static inline bool unicode_builtin_encoding_convert(
out_size = ((((out_size << 1) - (out_size >> 1)) + 7) & ~7);
if (out_size > NTLM_UNICODE_MAX_LEN) {
ntlm_client_set_errmsg(ctx->ntlm,
"unicode conversion too large");
ntlm_client_set_errmsg(ntlm, "unicode conversion too large");
goto done;
}
if ((new_out = realloc(out, out_size)) == NULL) {
ntlm_client_set_errmsg(ctx->ntlm, "out of memory");
ntlm_client_set_errmsg(ntlm, "out of memory");
goto done;
}
@@ -419,27 +409,26 @@ done:
bool ntlm_unicode_utf8_to_16(
char **converted,
size_t *converted_len,
ntlm_unicode_ctx *ctx,
ntlm_client *client,
const char *string,
size_t string_len)
{
return unicode_builtin_encoding_convert(converted, converted_len,
ctx, string, string_len, unicode_builtin_utf8_to_16);
client, string, string_len, unicode_builtin_utf8_to_16);
}
bool ntlm_unicode_utf16_to_8(
char **converted,
size_t *converted_len,
ntlm_unicode_ctx *ctx,
ntlm_client *client,
const char *string,
size_t string_len)
{
return unicode_builtin_encoding_convert(converted, converted_len,
ctx, string, string_len, unicode_builtin_utf16_to_8);
client, string, string_len, unicode_builtin_utf16_to_8);
}
void ntlm_unicode_ctx_free(ntlm_unicode_ctx *ctx)
void ntlm_unicode_shutdown(ntlm_client *ntlm)
{
if (ctx)
free(ctx);
NTLM_UNUSED(ntlm);
}

20
deps/ntlmclient/unicode_builtin.h vendored Normal file
View File

@@ -0,0 +1,20 @@
/*
* Copyright (c) Edward Thomson. All rights reserved.
*
* This file is part of ntlmclient, distributed under the MIT license.
* For full terms and copyright information, and for third-party
* copyright information, see the included LICENSE.txt file.
*/
#ifndef PRIVATE_UNICODE_BUILTIN_H__
#define PRIVATE_UNICODE_BUILTIN_H__
#include <locale.h>
#include <iconv.h>
#include "ntlmclient.h"
struct ntlm_unicode_ctx {
};
#endif /* PRIVATE_UNICODE_BUILTIN_H__ */

80
deps/ntlmclient/unicode_iconv.c vendored
View File

@@ -16,43 +16,23 @@
#include "ntlm.h"
#include "compat.h"
struct ntlm_unicode_ctx {
ntlm_client *ntlm;
iconv_t utf8_to_16;
iconv_t utf16_to_8;
};
ntlm_unicode_ctx *ntlm_unicode_ctx_init(ntlm_client *ntlm)
{
ntlm_unicode_ctx *ctx;
if ((ctx = calloc(1, sizeof(ntlm_unicode_ctx))) == NULL)
return NULL;
ctx->ntlm = ntlm;
ctx->utf8_to_16 = (iconv_t)-1;
ctx->utf16_to_8 = (iconv_t)-1;
return ctx;
}
typedef enum {
unicode_iconv_utf8_to_16,
unicode_iconv_utf16_to_8
} unicode_iconv_encoding_direction;
static inline bool unicode_iconv_init(ntlm_unicode_ctx *ctx)
bool ntlm_unicode_init(ntlm_client *ntlm)
{
if (ctx->utf8_to_16 != (iconv_t)-1 || ctx->utf16_to_8 != (iconv_t)-1)
return true;
ntlm->unicode_ctx.utf8_to_16 = iconv_open("UTF-16LE", "UTF-8");
ntlm->unicode_ctx.utf16_to_8 = iconv_open("UTF-8", "UTF-16LE");
if ((ctx->utf8_to_16 = iconv_open("UTF-16LE", "UTF-8")) == (iconv_t)-1 ||
(ctx->utf16_to_8 = iconv_open("UTF-8", "UTF-16LE")) == (iconv_t)-1) {
if (ntlm->unicode_ctx.utf8_to_16 == (iconv_t)-1 ||
ntlm->unicode_ctx.utf16_to_8 == (iconv_t)-1) {
if (errno == EINVAL)
ntlm_client_set_errmsg(ctx->ntlm,
ntlm_client_set_errmsg(ntlm,
"iconv does not support UTF8 <-> UTF16 conversion");
else
ntlm_client_set_errmsg(ctx->ntlm, strerror(errno));
ntlm_client_set_errmsg(ntlm, strerror(errno));
return false;
}
@@ -63,7 +43,7 @@ static inline bool unicode_iconv_init(ntlm_unicode_ctx *ctx)
static inline bool unicode_iconv_encoding_convert(
char **converted,
size_t *converted_len,
ntlm_unicode_ctx *ctx,
ntlm_client *ntlm,
const char *string,
size_t string_len,
unicode_iconv_encoding_direction direction)
@@ -75,9 +55,6 @@ static inline bool unicode_iconv_encoding_convert(
*converted = NULL;
*converted_len = 0;
if (!unicode_iconv_init(ctx))
return false;
/*
* When translating UTF8 to UTF16, these strings are only used
* internally, and we obey the given length, so we can simply
@@ -86,11 +63,11 @@ static inline bool unicode_iconv_encoding_convert(
* terminate and expect an extra byte for UTF8, two for UTF16.
*/
if (direction == unicode_iconv_utf8_to_16) {
converter = ctx->utf8_to_16;
converter = ntlm->unicode_ctx.utf8_to_16;
out_size = (string_len * 2) + 2;
nul_size = 2;
} else {
converter = ctx->utf16_to_8;
converter = ntlm->unicode_ctx.utf16_to_8;
out_size = (string_len / 2) + 1;
nul_size = 1;
}
@@ -99,7 +76,7 @@ static inline bool unicode_iconv_encoding_convert(
out_size = (out_size + 7) & ~7;
if ((out = malloc(out_size)) == NULL) {
ntlm_client_set_errmsg(ctx->ntlm, "out of memory");
ntlm_client_set_errmsg(ntlm, "out of memory");
return false;
}
@@ -117,7 +94,7 @@ static inline bool unicode_iconv_encoding_convert(
break;
if (ret == (size_t)-1 && errno != E2BIG) {
ntlm_client_set_errmsg(ctx->ntlm, strerror(errno));
ntlm_client_set_errmsg(ntlm, strerror(errno));
goto on_error;
}
@@ -125,13 +102,12 @@ static inline bool unicode_iconv_encoding_convert(
out_size = ((((out_size << 1) - (out_size >> 1)) + 7) & ~7);
if (out_size > NTLM_UNICODE_MAX_LEN) {
ntlm_client_set_errmsg(ctx->ntlm,
"unicode conversion too large");
ntlm_client_set_errmsg(ntlm, "unicode conversion too large");
goto on_error;
}
if ((new_out = realloc(out, out_size)) == NULL) {
ntlm_client_set_errmsg(ctx->ntlm, "out of memory");
ntlm_client_set_errmsg(ntlm, "out of memory");
goto on_error;
}
@@ -139,7 +115,7 @@ static inline bool unicode_iconv_encoding_convert(
}
if (in_start_len != 0) {
ntlm_client_set_errmsg(ctx->ntlm,
ntlm_client_set_errmsg(ntlm,
"invalid unicode string; trailing data remains");
goto on_error;
}
@@ -165,37 +141,37 @@ on_error:
bool ntlm_unicode_utf8_to_16(
char **converted,
size_t *converted_len,
ntlm_unicode_ctx *ctx,
ntlm_client *ntlm,
const char *string,
size_t string_len)
{
return unicode_iconv_encoding_convert(
converted, converted_len, ctx, string, string_len,
converted, converted_len, ntlm, string, string_len,
unicode_iconv_utf8_to_16);
}
bool ntlm_unicode_utf16_to_8(
char **converted,
size_t *converted_len,
ntlm_unicode_ctx *ctx,
ntlm_client *ntlm,
const char *string,
size_t string_len)
{
return unicode_iconv_encoding_convert(
converted, converted_len, ctx, string, string_len,
converted, converted_len, ntlm, string, string_len,
unicode_iconv_utf16_to_8);
}
void ntlm_unicode_ctx_free(ntlm_unicode_ctx *ctx)
void ntlm_unicode_shutdown(ntlm_client *ntlm)
{
if (!ctx)
return;
if (ntlm->unicode_ctx.utf16_to_8 != (iconv_t)0 &&
ntlm->unicode_ctx.utf16_to_8 != (iconv_t)-1)
iconv_close(ntlm->unicode_ctx.utf16_to_8);
if (ctx->utf16_to_8 != (iconv_t)-1)
iconv_close(ctx->utf16_to_8);
if (ntlm->unicode_ctx.utf8_to_16 != (iconv_t)0 &&
ntlm->unicode_ctx.utf8_to_16 != (iconv_t)-1)
iconv_close(ntlm->unicode_ctx.utf8_to_16);
if (ctx->utf8_to_16 != (iconv_t)-1)
iconv_close(ctx->utf8_to_16);
free(ctx);
ntlm->unicode_ctx.utf8_to_16 = (iconv_t)-1;
ntlm->unicode_ctx.utf16_to_8 = (iconv_t)-1;
}

22
deps/ntlmclient/unicode_iconv.h vendored Normal file
View File

@@ -0,0 +1,22 @@
/*
* Copyright (c) Edward Thomson. All rights reserved.
*
* This file is part of ntlmclient, distributed under the MIT license.
* For full terms and copyright information, and for third-party
* copyright information, see the included LICENSE.txt file.
*/
#ifndef PRIVATE_UNICODE_ICONV_H__
#define PRIVATE_UNICODE_ICONV_H__
#include <locale.h>
#include <iconv.h>
#include "ntlmclient.h"
struct ntlm_unicode_ctx {
iconv_t utf8_to_16;
iconv_t utf16_to_8;
};
#endif /* PRIVATE_UNICODE_ICONV_H__ */

64
script/valgrind.supp
View File

@@ -41,6 +41,38 @@
...
}
{
ignore-openssl-init-leak
Memcheck:Leak
...
fun:git_openssl_stream_global_init
...
}
{
ignore-openssl-legacy-init-leak
Memcheck:Leak
...
fun:OPENSSL_init_ssl__legacy
...
}
{
ignore-openssl-malloc-leak
Memcheck:Leak
...
fun:git_openssl_malloc
...
}
{
ignore-openssl-realloc-leak
Memcheck:Leak
...
fun:git_openssl_realloc
...
}
{
ignore-glibc-getaddrinfo-cache
Memcheck:Leak
@@ -64,6 +96,22 @@
...
}
{
ignore-libssh2-session-create
Memcheck:Leak
...
fun:_git_ssh_session_create
...
}
{
ignore-libssh2-setup-conn
Memcheck:Leak
...
fun:_git_ssh_setup_conn
...
}
{
ignore-libssh2-gcrypt-control-leak
Memcheck:Leak
@@ -178,3 +226,19 @@
obj:*libcrypto.so*
...
}
{
ignore-dlopen-leak
Memcheck:Leak
...
fun:dlopen
...
}
{
ignore-dlopen-leak
Memcheck:Leak
...
fun:_dlerror_run
...
}

1
src/features.h.in
View File

@@ -34,6 +34,7 @@
#cmakedefine GIT_WINHTTP 1
#cmakedefine GIT_HTTPS 1
#cmakedefine GIT_OPENSSL 1
#cmakedefine GIT_OPENSSL_DYNAMIC 1
#cmakedefine GIT_SECURE_TRANSPORT 1
#cmakedefine GIT_MBEDTLS 1

8
src/libgit2.c
View File

@@ -36,14 +36,6 @@
# include "win32/w32_leakcheck.h"
#endif
#ifdef GIT_OPENSSL
# include <openssl/err.h>
#endif
#ifdef GIT_MBEDTLS
# include <mbedtls/error.h>
#endif
/* Declarations for tuneable settings */
extern size_t git_mwindow__window_size;
extern size_t git_mwindow__mapped_limit;

2
src/netops.h
View File

@@ -14,7 +14,7 @@
#include "net.h"
#ifdef GIT_OPENSSL
# include <openssl/ssl.h>
# include "streams/openssl.h"
#endif
typedef struct gitno_ssl {

280
src/streams/openssl.c
View File

@@ -6,11 +6,14 @@
*/
#include "streams/openssl.h"
#include "streams/openssl_legacy.h"
#include "streams/openssl_dynamic.h"
#ifdef GIT_OPENSSL
#include <ctype.h>
#include "common.h"
#include "runtime.h"
#include "settings.h"
#include "posix.h"
@@ -26,156 +29,17 @@
# include <netinet/in.h>
#endif
#include <openssl/ssl.h>
#include <openssl/err.h>
#include <openssl/x509v3.h>
#include <openssl/bio.h>
#ifndef GIT_OPENSSL_DYNAMIC
# include <openssl/ssl.h>
# include <openssl/err.h>
# include <openssl/x509v3.h>
# include <openssl/bio.h>
#endif
SSL_CTX *git__ssl_ctx;
#define GIT_SSL_DEFAULT_CIPHERS "ECDHE-ECDSA-AES128-GCM-SHA256:ECDHE-RSA-AES128-GCM-SHA256:ECDHE-ECDSA-AES256-GCM-SHA384:ECDHE-RSA-AES256-GCM-SHA384:DHE-RSA-AES128-GCM-SHA256:DHE-DSS-AES128-GCM-SHA256:DHE-RSA-AES256-GCM-SHA384:DHE-DSS-AES256-GCM-SHA384:ECDHE-ECDSA-AES128-SHA256:ECDHE-RSA-AES128-SHA256:ECDHE-ECDSA-AES128-SHA:ECDHE-RSA-AES128-SHA:ECDHE-ECDSA-AES256-SHA384:ECDHE-RSA-AES256-SHA384:ECDHE-ECDSA-AES256-SHA:ECDHE-RSA-AES256-SHA:DHE-RSA-AES128-SHA256:DHE-RSA-AES256-SHA256:DHE-RSA-AES128-SHA:DHE-RSA-AES256-SHA:DHE-DSS-AES128-SHA256:DHE-DSS-AES256-SHA256:DHE-DSS-AES128-SHA:DHE-DSS-AES256-SHA:AES128-GCM-SHA256:AES256-GCM-SHA384:AES128-SHA256:AES256-SHA256:AES128-SHA:AES256-SHA"
#if (defined(OPENSSL_VERSION_NUMBER) && OPENSSL_VERSION_NUMBER < 0x10100000L) || \
(defined(LIBRESSL_VERSION_NUMBER) && LIBRESSL_VERSION_NUMBER < 0x20700000L)
# define OPENSSL_LEGACY_API
#endif
/*
* OpenSSL 1.1 made BIO opaque so we have to use functions to interact with it
* which do not exist in previous versions. We define these inline functions so
* we can program against the interface instead of littering the implementation
* with ifdefs. We do the same for OPENSSL_init_ssl.
*/
#if defined(OPENSSL_LEGACY_API)
static int OPENSSL_init_ssl(int opts, void *settings)
{
GIT_UNUSED(opts);
GIT_UNUSED(settings);
SSL_load_error_strings();
OpenSSL_add_ssl_algorithms();
return 0;
}
static BIO_METHOD* BIO_meth_new(int type, const char *name)
{
BIO_METHOD *meth = git__calloc(1, sizeof(BIO_METHOD));
if (!meth) {
return NULL;
}
meth->type = type;
meth->name = name;
return meth;
}
static void BIO_meth_free(BIO_METHOD *biom)
{
git__free(biom);
}
static int BIO_meth_set_write(BIO_METHOD *biom, int (*write) (BIO *, const char *, int))
{
biom->bwrite = write;
return 1;
}
static int BIO_meth_set_read(BIO_METHOD *biom, int (*read) (BIO *, char *, int))
{
biom->bread = read;
return 1;
}
static int BIO_meth_set_puts(BIO_METHOD *biom, int (*puts) (BIO *, const char *))
{
biom->bputs = puts;
return 1;
}
static int BIO_meth_set_gets(BIO_METHOD *biom, int (*gets) (BIO *, char *, int))
{
biom->bgets = gets;
return 1;
}
static int BIO_meth_set_ctrl(BIO_METHOD *biom, long (*ctrl) (BIO *, int, long, void *))
{
biom->ctrl = ctrl;
return 1;
}
static int BIO_meth_set_create(BIO_METHOD *biom, int (*create) (BIO *))
{
biom->create = create;
return 1;
}
static int BIO_meth_set_destroy(BIO_METHOD *biom, int (*destroy) (BIO *))
{
biom->destroy = destroy;
return 1;
}
static int BIO_get_new_index(void)
{
/* This exists as of 1.1 so before we'd just have 0 */
return 0;
}
static void BIO_set_init(BIO *b, int init)
{
b->init = init;
}
static void BIO_set_data(BIO *a, void *ptr)
{
a->ptr = ptr;
}
static void *BIO_get_data(BIO *a)
{
return a->ptr;
}
static const unsigned char *ASN1_STRING_get0_data(const ASN1_STRING *x)
{
return ASN1_STRING_data((ASN1_STRING *)x);
}
# if defined(GIT_THREADS)
static git_mutex *openssl_locks;
static void openssl_locking_function(
int mode, int n, const char *file, int line)
{
int lock;
GIT_UNUSED(file);
GIT_UNUSED(line);
lock = mode & CRYPTO_LOCK;
if (lock) {
(void)git_mutex_lock(&openssl_locks[n]);
} else {
git_mutex_unlock(&openssl_locks[n]);
}
}
static void shutdown_ssl_locking(void)
{
int num_locks, i;
num_locks = CRYPTO_num_locks();
CRYPTO_set_locking_callback(NULL);
for (i = 0; i < num_locks; ++i)
git_mutex_free(&openssl_locks[i]);
git__free(openssl_locks);
}
# endif /* GIT_THREADS */
#endif /* OPENSSL_LEGACY_API */
static BIO_METHOD *git_stream_bio_method;
static int init_bio_method(void);
@@ -198,7 +62,29 @@ static void shutdown_ssl(void)
}
#ifdef VALGRIND
#ifdef OPENSSL_LEGACY_API
# if !defined(GIT_OPENSSL_LEGACY) && !defined(GIT_OPENSSL_DYNAMIC)
static void *git_openssl_malloc(size_t bytes, const char *file, int line)
{
GIT_UNUSED(file);
GIT_UNUSED(line);
return git__calloc(1, bytes);
}
static void *git_openssl_realloc(void *mem, size_t size, const char *file, int line)
{
GIT_UNUSED(file);
GIT_UNUSED(line);
return git__realloc(mem, size);
}
static void git_openssl_free(void *mem, const char *file, int line)
{
GIT_UNUSED(file);
GIT_UNUSED(line);
git__free(mem);
}
# else /* !GIT_OPENSSL_LEGACY && !GIT_OPENSSL_DYNAMIC */
static void *git_openssl_malloc(size_t bytes)
{
return git__calloc(1, bytes);
@@ -211,33 +97,12 @@ static void *git_openssl_realloc(void *mem, size_t size)
static void git_openssl_free(void *mem)
{
return git__free(mem);
}
#else
static void *git_openssl_malloc(size_t bytes, const char *file, int line)
{
GIT_UNUSED(file);
GIT_UNUSED(line);
return git__calloc(1, bytes);
git__free(mem);
}
# endif /* !GIT_OPENSSL_LEGACY && !GIT_OPENSSL_DYNAMIC */
#endif /* VALGRIND */
static void *git_openssl_realloc(void *mem, size_t size, const char *file, int line)
{
GIT_UNUSED(file);
GIT_UNUSED(line);
return git__realloc(mem, size);
}
static void git_openssl_free(void *mem, const char *file, int line)
{
GIT_UNUSED(file);
GIT_UNUSED(line);
return git__free(mem);
}
#endif
#endif
int git_openssl_stream_global_init(void)
static int openssl_init(void)
{
long ssl_opts = SSL_OP_NO_SSLv2 | SSL_OP_NO_SSLv3;
const char *ciphers = git_libgit2__ssl_ciphers();
@@ -301,43 +166,61 @@ error:
return -1;
}
#if defined(GIT_THREADS) && defined(OPENSSL_LEGACY_API)
static void threadid_cb(CRYPTO_THREADID *threadid)
/*
* When we use dynamic loading, we defer OpenSSL initialization until
* it's first used. `openssl_ensure_initialized` will do the work
* under a mutex.
*/
git_mutex openssl_mutex;
bool openssl_initialized;
int git_openssl_stream_global_init(void)
{
GIT_UNUSED(threadid);
CRYPTO_THREADID_set_numeric(threadid, git_thread_currentid());
}
#ifndef GIT_OPENSSL_DYNAMIC
return openssl_init();
#else
if (git_mutex_init(&openssl_mutex) != 0)
return -1;
return 0;
#endif
}
int git_openssl_set_locking(void)
static int openssl_ensure_initialized(void)
{
#if defined(GIT_THREADS) && defined(OPENSSL_LEGACY_API)
int num_locks, i;
#ifdef GIT_OPENSSL_DYNAMIC
int error = 0;
CRYPTO_THREADID_set_callback(threadid_cb);
if (git_mutex_lock(&openssl_mutex) != 0)
return -1;
num_locks = CRYPTO_num_locks();
openssl_locks = git__calloc(num_locks, sizeof(git_mutex));
GIT_ERROR_CHECK_ALLOC(openssl_locks);
if (!openssl_initialized) {
if ((error = git_openssl_stream_dynamic_init()) == 0)
error = openssl_init();
for (i = 0; i < num_locks; i++) {
if (git_mutex_init(&openssl_locks[i]) != 0) {
git_error_set(GIT_ERROR_SSL, "failed to initialize openssl locks");
return -1;
}
openssl_initialized = true;
}
CRYPTO_set_locking_callback(openssl_locking_function);
return git_runtime_shutdown_register(shutdown_ssl_locking);
error |= git_mutex_unlock(&openssl_mutex);
return error;
#elif !defined(OPENSSL_LEGACY_API)
return 0;
#else
git_error_set(GIT_ERROR_THREAD, "libgit2 was not built with threads");
return -1;
return 0;
#endif
}
#if !defined(GIT_OPENSSL_LEGACY) && !defined(GIT_OPENSSL_DYNAMIC)
int git_openssl_set_locking(void)
{
# ifdef GIT_THREADS
return 0;
# else
git_error_set(GIT_ERROR_THREAD, "libgit2 was not built with threads");
return -1;
# endif
}
#endif
static int bio_create(BIO *b)
{
@@ -799,6 +682,9 @@ static int openssl_stream_wrap(
int git_openssl_stream_wrap(git_stream **out, git_stream *in, const char *host)
{
if (openssl_ensure_initialized() < 0)
return -1;
return openssl_stream_wrap(out, in, host, 0);
}
@@ -811,6 +697,9 @@ int git_openssl_stream_new(git_stream **out, const char *host, const char *port)
GIT_ASSERT_ARG(host);
GIT_ASSERT_ARG(port);
if (openssl_ensure_initialized() < 0)
return -1;
if ((error = git_socket_stream_new(&stream, host, port)) < 0)
return error;
@@ -824,6 +713,9 @@ int git_openssl_stream_new(git_stream **out, const char *host, const char *port)
int git_openssl__set_cert_location(const char *file, const char *path)
{
if (openssl_ensure_initialized() < 0)
return -1;
if (SSL_CTX_load_verify_locations(git__ssl_ctx, file, path) == 0) {
char errmsg[256];

10
src/streams/openssl.h
View File

@@ -8,14 +8,22 @@
#define INCLUDE_streams_openssl_h__
#include "common.h"
#include "streams/openssl_legacy.h"
#include "streams/openssl_dynamic.h"
#include "git2/sys/stream.h"
extern int git_openssl_stream_global_init(void);
#if defined(GIT_OPENSSL) && !defined(GIT_OPENSSL_DYNAMIC)
# include <openssl/ssl.h>
# include <openssl/err.h>
# include <openssl/x509v3.h>
# include <openssl/bio.h>
# endif
#ifdef GIT_OPENSSL
extern int git_openssl__set_cert_location(const char *file, const char *path);
extern int git_openssl_stream_new(git_stream **out, const char *host, const char *port);
extern int git_openssl_stream_wrap(git_stream **out, git_stream *in, const char *host);
#endif

309
src/streams/openssl_dynamic.c Normal file
View File

@@ -0,0 +1,309 @@
/*
* Copyright (C) the libgit2 contributors. All rights reserved.
*
* This file is part of libgit2, distributed under the GNU GPL v2 with
* a Linking Exception. For full terms see the included COPYING file.
*/
#include "streams/openssl.h"
#include "streams/openssl_dynamic.h"
#if defined(GIT_OPENSSL) && defined(GIT_OPENSSL_DYNAMIC)
#include "runtime.h"
#include <dlfcn.h>
unsigned char *(*ASN1_STRING_data)(ASN1_STRING *x);
const unsigned char *(*ASN1_STRING_get0_data)(const ASN1_STRING *x);
int (*ASN1_STRING_length)(const ASN1_STRING *x);
int (*ASN1_STRING_to_UTF8)(unsigned char **out, const ASN1_STRING *in);
int (*ASN1_STRING_type)(const ASN1_STRING *x);
void *(*BIO_get_data)(BIO *a);
int (*BIO_get_new_index)(void);
int (*OPENSSL_init_ssl)(uint64_t opts, const void *settings);
void (*BIO_meth_free)(BIO_METHOD *biom);
int (*BIO_meth_set_create)(BIO_METHOD *biom, int (*create) (BIO *));
int (*BIO_meth_set_ctrl)(BIO_METHOD *biom, long (*ctrl) (BIO *, int, long, void *));
int (*BIO_meth_set_destroy)(BIO_METHOD *biom, int (*destroy) (BIO *));
int (*BIO_meth_set_gets)(BIO_METHOD *biom, int (*gets) (BIO *, char *, int));
int (*BIO_meth_set_puts)(BIO_METHOD *biom, int (*puts) (BIO *, const char *));
int (*BIO_meth_set_read)(BIO_METHOD *biom, int (*read) (BIO *, char *, int));
int (*BIO_meth_set_write)(BIO_METHOD *biom, int (*write) (BIO *, const char *, int));
BIO_METHOD *(*BIO_meth_new)(int type, const char *name);
BIO *(*BIO_new)(const BIO_METHOD *type);
void (*BIO_set_data)(BIO *a, void *ptr);
void (*BIO_set_init)(BIO *a, int init);
void (*CRYPTO_free)(void *ptr, const char *file, int line);
void *(*CRYPTO_malloc)(size_t num, const char *file, int line);
int (*CRYPTO_num_locks)(void);
void (*CRYPTO_set_locking_callback)(void (*func)(int mode, int type, const char *file, int line));
int (*CRYPTO_set_mem_functions)(void *(*m)(size_t bytes), void *(*r)(void *mem, size_t size), void (*f)(void *mem));
int (*CRYPTO_THREADID_set_callback)(void (*func)(CRYPTO_THREADID *id));
void (*CRYPTO_THREADID_set_numeric)(CRYPTO_THREADID *id, unsigned long val);
char *(*ERR_error_string)(unsigned long e, char *buf);
void (*ERR_error_string_n)(unsigned long e, char *buf, size_t len);
unsigned long (*ERR_get_error)(void);
int (*SSL_connect)(SSL *ssl);
long (*SSL_ctrl)(SSL *ssl, int cmd, long arg, void *parg);
void (*SSL_free)(SSL *ssl);
int (*SSL_get_error)(SSL *ssl, int ret);
X509 *(*SSL_get_peer_certificate)(const SSL *ssl);
long (*SSL_get_verify_result)(const SSL *ssl);
int (*SSL_library_init)(void);
void (*SSL_load_error_strings)(void);
SSL *(*SSL_new)(SSL_CTX *ctx);
int (*SSL_read)(SSL *ssl, const void *buf, int num);
void (*SSL_set_bio)(SSL *ssl, BIO *rbio, BIO *wbio);
int (*SSL_shutdown)(SSL *ssl);
int (*SSL_write)(SSL *ssl, const void *buf, int num);
long (*SSL_CTX_ctrl)(SSL_CTX *ctx, int cmd, long larg, void *parg);
void (*SSL_CTX_free)(SSL_CTX *ctx);
SSL_CTX *(*SSL_CTX_new)(const SSL_METHOD *method);
int (*SSL_CTX_set_cipher_list)(SSL_CTX *ctx, const char *str);
int (*SSL_CTX_set_default_verify_paths)(SSL_CTX *ctx);
long (*SSL_CTX_set_options)(SSL_CTX *ctx, long options);
void (*SSL_CTX_set_verify)(SSL_CTX *ctx, int mode, int (*verify_callback)(int, X509_STORE_CTX *));
int (*SSL_CTX_load_verify_locations)(SSL_CTX *ctx, const char *CAfile, const char *CApath);
const SSL_METHOD *(*SSLv23_method)(void);
const SSL_METHOD *(*TLS_method)(void);
ASN1_STRING *(*X509_NAME_ENTRY_get_data)(const X509_NAME_ENTRY *ne);
X509_NAME_ENTRY *(*X509_NAME_get_entry)(X509_NAME *name, int loc);
int (*X509_NAME_get_index_by_NID)(X509_NAME *name, int nid, int lastpos);
void (*X509_free)(X509 *a);
void *(*X509_get_ext_d2i)(const X509 *x, int nid, int *crit, int *idx);
X509_NAME *(*X509_get_subject_name)(const X509 *x);
int (*i2d_X509)(X509 *a, unsigned char **ppout);
int (*OPENSSL_sk_num)(const void *sk);
void *(*OPENSSL_sk_value)(const void *sk, int i);
void (*OPENSSL_sk_free)(void *sk);
int (*sk_num)(const void *sk);
void *(*sk_value)(const void *sk, int i);
void (*sk_free)(void *sk);
void *openssl_handle;
GIT_INLINE(void *) openssl_sym(int *err, const char *name, bool required)
{
void *symbol;
/* if we've seen an err, noop to retain it */
if (*err)
return NULL;
if ((symbol = dlsym(openssl_handle, name)) == NULL && required) {
const char *msg = dlerror();
git_error_set(GIT_ERROR_SSL, "could not load ssl function '%s': %s", name, msg ? msg : "unknown error");
*err = -1;
}
return symbol;
}
static void dynamic_shutdown(void)
{
dlclose(openssl_handle);
openssl_handle = NULL;
}
int git_openssl_stream_dynamic_init(void)
{
int err = 0;
if ((openssl_handle = dlopen("libssl.so.1.1", RTLD_NOW)) == NULL &&
(openssl_handle = dlopen("libssl.1.1.dylib", RTLD_NOW)) == NULL &&
(openssl_handle = dlopen("libssl.so.1.0.0", RTLD_NOW)) == NULL &&
(openssl_handle = dlopen("libssl.1.0.0.dylib", RTLD_NOW)) == NULL &&
(openssl_handle = dlopen("libssl.so.10", RTLD_NOW)) == NULL) {
git_error_set(GIT_ERROR_SSL, "could not load ssl libraries");
return -1;
}
ASN1_STRING_data = (unsigned char *(*)(ASN1_STRING *x))openssl_sym(&err, "ASN1_STRING_data", false);
ASN1_STRING_get0_data = (const unsigned char *(*)(const ASN1_STRING *x))openssl_sym(&err, "ASN1_STRING_get0_data", false);
ASN1_STRING_length = (int (*)(const ASN1_STRING *))openssl_sym(&err, "ASN1_STRING_length", true);
ASN1_STRING_to_UTF8 = (int (*)(unsigned char **, const ASN1_STRING *))openssl_sym(&err, "ASN1_STRING_to_UTF8", true);
ASN1_STRING_type = (int (*)(const ASN1_STRING *))openssl_sym(&err, "ASN1_STRING_type", true);
BIO_get_data = (void *(*)(BIO *))openssl_sym(&err, "BIO_get_data", false);
BIO_get_new_index = (int (*)(void))openssl_sym(&err, "BIO_get_new_index", false);
BIO_meth_free = (void (*)(BIO_METHOD *))openssl_sym(&err, "BIO_meth_free", false);
BIO_meth_new = (BIO_METHOD *(*)(int, const char *))openssl_sym(&err, "BIO_meth_new", false);
BIO_meth_set_create = (int (*)(BIO_METHOD *, int (*)(BIO *)))openssl_sym(&err, "BIO_meth_set_create", false);
BIO_meth_set_ctrl = (int (*)(BIO_METHOD *, long (*)(BIO *, int, long, void *)))openssl_sym(&err, "BIO_meth_set_ctrl", false);
BIO_meth_set_destroy = (int (*)(BIO_METHOD *, int (*)(BIO *)))openssl_sym(&err, "BIO_meth_set_destroy", false);
BIO_meth_set_gets = (int (*)(BIO_METHOD *, int (*)(BIO *, char *, int)))openssl_sym(&err, "BIO_meth_set_gets", false);
BIO_meth_set_puts = (int (*)(BIO_METHOD *, int (*)(BIO *, const char *)))openssl_sym(&err, "BIO_meth_set_puts", false);
BIO_meth_set_read = (int (*)(BIO_METHOD *, int (*)(BIO *, char *, int)))openssl_sym(&err, "BIO_meth_set_read", false);
BIO_meth_set_write = (int (*)(BIO_METHOD *, int (*)(BIO *, const char *, int)))openssl_sym(&err, "BIO_meth_set_write", false);
BIO_new = (BIO *(*)(const BIO_METHOD *))openssl_sym(&err, "BIO_new", true);
BIO_set_data = (void (*)(BIO *a, void *))openssl_sym(&err, "BIO_set_data", false);
BIO_set_init = (void (*)(BIO *a, int))openssl_sym(&err, "BIO_set_init", false);
CRYPTO_free = (void (*)(void *, const char *, int))openssl_sym(&err, "CRYPTO_free", true);
CRYPTO_malloc = (void *(*)(size_t, const char *, int))openssl_sym(&err, "CRYPTO_malloc", true);
CRYPTO_num_locks = (int (*)(void))openssl_sym(&err, "CRYPTO_num_locks", false);
CRYPTO_set_locking_callback = (void (*)(void (*)(int, int, const char *, int)))openssl_sym(&err, "CRYPTO_set_locking_callback", false);
CRYPTO_set_mem_functions = (int (*)(void *(*)(size_t), void *(*)(void *, size_t), void (*f)(void *)))openssl_sym(&err, "CRYPTO_set_mem_functions", true);
CRYPTO_THREADID_set_callback = (int (*)(void (*)(CRYPTO_THREADID *)))openssl_sym(&err, "CRYPTO_THREADID_set_callback", false);
CRYPTO_THREADID_set_numeric = (void (*)(CRYPTO_THREADID *, unsigned long))openssl_sym(&err, "CRYPTO_THREADID_set_numeric", false);
ERR_error_string = (char *(*)(unsigned long, char *))openssl_sym(&err, "ERR_error_string", true);
ERR_error_string_n = (void (*)(unsigned long, char *, size_t))openssl_sym(&err, "ERR_error_string_n", true);
ERR_get_error = (unsigned long (*)(void))openssl_sym(&err, "ERR_get_error", true);
OPENSSL_init_ssl = (int (*)(uint64_t opts, const void *settings))openssl_sym(&err, "OPENSSL_init_ssl", false);
OPENSSL_sk_num = (int (*)(const void *))openssl_sym(&err, "OPENSSL_sk_num", false);
OPENSSL_sk_value = (void *(*)(const void *sk, int i))openssl_sym(&err, "OPENSSL_sk_value", false);
OPENSSL_sk_free = (void (*)(void *))openssl_sym(&err, "OPENSSL_sk_free", false);
sk_num = (int (*)(const void *))openssl_sym(&err, "sk_num", false);
sk_value = (void *(*)(const void *sk, int i))openssl_sym(&err, "sk_value", false);
sk_free = (void (*)(void *))openssl_sym(&err, "sk_free", false);
SSL_connect = (int (*)(SSL *))openssl_sym(&err, "SSL_connect", true);
SSL_ctrl = (long (*)(SSL *, int, long, void *))openssl_sym(&err, "SSL_ctrl", true);
SSL_get_peer_certificate = (X509 *(*)(const SSL *))openssl_sym(&err, "SSL_get_peer_certificate", true);
SSL_library_init = (int (*)(void))openssl_sym(&err, "SSL_library_init", false);
SSL_free = (void (*)(SSL *))openssl_sym(&err, "SSL_free", true);
SSL_get_error = (int (*)(SSL *, int))openssl_sym(&err, "SSL_get_error", true);
SSL_get_verify_result = (long (*)(const SSL *ssl))openssl_sym(&err, "SSL_get_verify_result", true);
SSL_load_error_strings = (void (*)(void))openssl_sym(&err, "SSL_load_error_strings", false);
SSL_new = (SSL *(*)(SSL_CTX *))openssl_sym(&err, "SSL_new", true);
SSL_read = (int (*)(SSL *, const void *, int))openssl_sym(&err, "SSL_read", true);
SSL_set_bio = (void (*)(SSL *, BIO *, BIO *))openssl_sym(&err, "SSL_set_bio", true);
SSL_shutdown = (int (*)(SSL *ssl))openssl_sym(&err, "SSL_shutdown", true);
SSL_write = (int (*)(SSL *, const void *, int))openssl_sym(&err, "SSL_write", true);
SSL_CTX_ctrl = (long (*)(SSL_CTX *, int, long, void *))openssl_sym(&err, "SSL_CTX_ctrl", true);
SSL_CTX_free = (void (*)(SSL_CTX *))openssl_sym(&err, "SSL_CTX_free", true);
SSL_CTX_new = (SSL_CTX *(*)(const SSL_METHOD *))openssl_sym(&err, "SSL_CTX_new", true);
SSL_CTX_set_cipher_list = (int (*)(SSL_CTX *, const char *))openssl_sym(&err, "SSL_CTX_set_cipher_list", true);
SSL_CTX_set_default_verify_paths = (int (*)(SSL_CTX *ctx))openssl_sym(&err, "SSL_CTX_set_default_verify_paths", true);
SSL_CTX_set_options = (long (*)(SSL_CTX *, long))openssl_sym(&err, "SSL_CTX_set_options", false);
SSL_CTX_set_verify = (void (*)(SSL_CTX *, int, int (*)(int, X509_STORE_CTX *)))openssl_sym(&err, "SSL_CTX_set_verify", true);
SSL_CTX_load_verify_locations = (int (*)(SSL_CTX *, const char *, const char *))openssl_sym(&err, "SSL_CTX_load_verify_locations", true);
SSLv23_method = (const SSL_METHOD *(*)(void))openssl_sym(&err, "SSLv23_method", false);
TLS_method = (const SSL_METHOD *(*)(void))openssl_sym(&err, "TLS_method", false);
X509_NAME_ENTRY_get_data = (ASN1_STRING *(*)(const X509_NAME_ENTRY *))openssl_sym(&err, "X509_NAME_ENTRY_get_data", true);
X509_NAME_get_entry = (X509_NAME_ENTRY *(*)(X509_NAME *, int))openssl_sym(&err, "X509_NAME_get_entry", true);
X509_NAME_get_index_by_NID = (int (*)(X509_NAME *, int, int))openssl_sym(&err, "X509_NAME_get_index_by_NID", true);
X509_free = (void (*)(X509 *))openssl_sym(&err, "X509_free", true);
X509_get_ext_d2i = (void *(*)(const X509 *x, int nid, int *crit, int *idx))openssl_sym(&err, "X509_get_ext_d2i", true);
X509_get_subject_name = (X509_NAME *(*)(const X509 *))openssl_sym(&err, "X509_get_subject_name", true);
i2d_X509 = (int (*)(X509 *a, unsigned char **ppout))openssl_sym(&err, "i2d_X509", true);
if (err)
goto on_error;
/* Add legacy functionality */
if (!OPENSSL_init_ssl) {
OPENSSL_init_ssl = OPENSSL_init_ssl__legacy;
if (!SSL_library_init ||
!SSL_load_error_strings ||
!CRYPTO_num_locks ||
!CRYPTO_set_locking_callback ||
!CRYPTO_THREADID_set_callback ||
!CRYPTO_THREADID_set_numeric) {
git_error_set(GIT_ERROR_SSL, "could not load legacy openssl initialization functions");
goto on_error;
}
}
if (!SSL_CTX_set_options)
SSL_CTX_set_options = SSL_CTX_set_options__legacy;
if (TLS_method)
SSLv23_method = TLS_method;
if (!BIO_meth_new) {
BIO_meth_new = BIO_meth_new__legacy;
BIO_meth_new = BIO_meth_new__legacy;
BIO_meth_free = BIO_meth_free__legacy;
BIO_meth_set_write = BIO_meth_set_write__legacy;
BIO_meth_set_read = BIO_meth_set_read__legacy;
BIO_meth_set_puts = BIO_meth_set_puts__legacy;
BIO_meth_set_gets = BIO_meth_set_gets__legacy;
BIO_meth_set_ctrl = BIO_meth_set_ctrl__legacy;
BIO_meth_set_create = BIO_meth_set_create__legacy;
BIO_meth_set_destroy = BIO_meth_set_destroy__legacy;
BIO_get_new_index = BIO_get_new_index__legacy;
BIO_set_data = BIO_set_data__legacy;
BIO_set_init = BIO_set_init__legacy;
BIO_get_data = BIO_get_data__legacy;
}
if (!ASN1_STRING_get0_data) {
if (!ASN1_STRING_data) {
git_error_set(GIT_ERROR_SSL, "could not load legacy openssl string function");
goto on_error;
}
ASN1_STRING_get0_data = ASN1_STRING_get0_data__legacy;
}
if ((!OPENSSL_sk_num && !sk_num) ||
(!OPENSSL_sk_value && !sk_value) ||
(!OPENSSL_sk_free && !sk_free)) {
git_error_set(GIT_ERROR_SSL, "could not load legacy openssl stack functions");
goto on_error;
}
if (git_runtime_shutdown_register(dynamic_shutdown) != 0)
goto on_error;
return 0;
on_error:
dlclose(openssl_handle);
return -1;
}
int sk_GENERAL_NAME_num(const GENERAL_NAME *sk)
{
if (OPENSSL_sk_num)
return OPENSSL_sk_num(sk);
else if (sk_num)
return sk_num(sk);
GIT_ASSERT_WITH_RETVAL(false, 0);
return 0;
}
GENERAL_NAME *sk_GENERAL_NAME_value(const GENERAL_NAME *sk, int i)
{
if (OPENSSL_sk_value)
return OPENSSL_sk_value(sk, i);
else if (sk_value)
return sk_value(sk, i);
GIT_ASSERT_WITH_RETVAL(false, NULL);
return NULL;
}
void GENERAL_NAMES_free(GENERAL_NAME *sk)
{
if (OPENSSL_sk_free)
OPENSSL_sk_free(sk);
else if (sk_free)
sk_free(sk);
}
#endif /* GIT_OPENSSL && GIT_OPENSSL_DYNAMIC */

348
src/streams/openssl_dynamic.h Normal file
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@@ -0,0 +1,348 @@
/*
* Copyright (C) the libgit2 contributors. All rights reserved.
*
* This file is part of libgit2, distributed under the GNU GPL v2 with
* a Linking Exception. For full terms see the included COPYING file.
*/
/* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
* All rights reserved.
*
* This package is an SSL implementation written
* by Eric Young (eay@cryptsoft.com).
* The implementation was written so as to conform with Netscapes SSL.
*
* This library is free for commercial and non-commercial use as long as
* the following conditions are aheared to. The following conditions
* apply to all code found in this distribution, be it the RC4, RSA,
* lhash, DES, etc., code; not just the SSL code. The SSL documentation
* included with this distribution is covered by the same copyright terms
* except that the holder is Tim Hudson (tjh@cryptsoft.com).
*
* Copyright remains Eric Young's, and as such any Copyright notices in
* the code are not to be removed.
* If this package is used in a product, Eric Young should be given attribution
* as the author of the parts of the library used.
* This can be in the form of a textual message at program startup or
* in documentation (online or textual) provided with the package.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. All advertising materials mentioning features or use of this software
* must display the following acknowledgement:
* "This product includes cryptographic software written by
* Eric Young (eay@cryptsoft.com)"
* The word 'cryptographic' can be left out if the rouines from the library
* being used are not cryptographic related :-).
* 4. If you include any Windows specific code (or a derivative thereof) from
* the apps directory (application code) you must include an acknowledgement:
* "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"
*
* THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
* The licence and distribution terms for any publically available version or
* derivative of this code cannot be changed. i.e. this code cannot simply be
* copied and put under another distribution licence
* [including the GNU Public Licence.]
*/
/* ====================================================================
* Copyright (c) 1998-2007 The OpenSSL Project. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
*
* 3. All advertising materials mentioning features or use of this
* software must display the following acknowledgment:
* "This product includes software developed by the OpenSSL Project
* for use in the OpenSSL Toolkit. (http://www.openssl.org/)"
*
* 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
* endorse or promote products derived from this software without
* prior written permission. For written permission, please contact
* openssl-core@openssl.org.
*
* 5. Products derived from this software may not be called "OpenSSL"
* nor may "OpenSSL" appear in their names without prior written
* permission of the OpenSSL Project.
*
* 6. Redistributions of any form whatsoever must retain the following
* acknowledgment:
* "This product includes software developed by the OpenSSL Project
* for use in the OpenSSL Toolkit (http://www.openssl.org/)"
*
* THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
* EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR
* ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
* STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
* OF THE POSSIBILITY OF SUCH DAMAGE.
* ====================================================================
*
* This product includes cryptographic software written by Eric Young
* (eay@cryptsoft.com). This product includes software written by Tim
* Hudson (tjh@cryptsoft.com).
*
*/
/* ====================================================================
* Copyright 2002 Sun Microsystems, Inc. ALL RIGHTS RESERVED.
* ECC cipher suite support in OpenSSL originally developed by
* SUN MICROSYSTEMS, INC., and contributed to the OpenSSL project.
*/
/* ====================================================================
* Copyright 2005 Nokia. All rights reserved.
*
* The portions of the attached software ("Contribution") is developed by
* Nokia Corporation and is licensed pursuant to the OpenSSL open source
* license.
*
* The Contribution, originally written by Mika Kousa and Pasi Eronen of
* Nokia Corporation, consists of the "PSK" (Pre-Shared Key) ciphersuites
* support (see RFC 4279) to OpenSSL.
*
* No patent licenses or other rights except those expressly stated in
* the OpenSSL open source license shall be deemed granted or received
* expressly, by implication, estoppel, or otherwise.
*
* No assurances are provided by Nokia that the Contribution does not
* infringe the patent or other intellectual property rights of any third
* party or that the license provides you with all the necessary rights
* to make use of the Contribution.
*
* THE SOFTWARE IS PROVIDED "AS IS" WITHOUT WARRANTY OF ANY KIND. IN
* ADDITION TO THE DISCLAIMERS INCLUDED IN THE LICENSE, NOKIA
* SPECIFICALLY DISCLAIMS ANY LIABILITY FOR CLAIMS BROUGHT BY YOU OR ANY
* OTHER ENTITY BASED ON INFRINGEMENT OF INTELLECTUAL PROPERTY RIGHTS OR
* OTHERWISE.
*/
#ifndef INCLUDE_streams_openssl_dynamic_h__
#define INCLUDE_streams_openssl_dynamic_h__
#ifdef GIT_OPENSSL_DYNAMIC
# define BIO_CTRL_FLUSH 11
# define BIO_TYPE_SOURCE_SINK 0x0400
# define CRYPTO_LOCK 1
# define GEN_DNS 2
# define GEN_IPADD 7
# define NID_commonName 13
# define NID_subject_alt_name 85
# define SSL_VERIFY_NONE 0x00
# define SSL_CTRL_OPTIONS 32
# define SSL_CTRL_MODE 33
# define SSL_CTRL_SET_TLSEXT_HOSTNAME 55
# define SSL_ERROR_NONE 0
# define SSL_ERROR_SSL 1
# define SSL_ERROR_WANT_READ 2
# define SSL_ERROR_WANT_WRITE 3
# define SSL_ERROR_WANT_X509_LOOKUP 4
# define SSL_ERROR_SYSCALL 5
# define SSL_ERROR_ZERO_RETURN 6
# define SSL_ERROR_WANT_CONNECT 7
# define SSL_ERROR_WANT_ACCEPT 8
# define SSL_OP_NO_COMPRESSION 0x00020000L
# define SSL_OP_NO_SSLv2 0x01000000L
# define SSL_OP_NO_SSLv3 0x02000000L
# define SSL_MODE_AUTO_RETRY 0x00000004L
# define TLSEXT_NAMETYPE_host_name 0
# define V_ASN1_UTF8STRING 12
# define X509_V_OK 0
/* Most of the OpenSSL types are mercifully opaque, so we can treat them like `void *` */
typedef struct bio_st BIO;
typedef struct bio_method_st BIO_METHOD;
typedef void bio_info_cb;
typedef void * CRYPTO_EX_DATA;
typedef void CRYPTO_THREADID;
typedef void GENERAL_NAMES;
typedef void SSL;
typedef void SSL_CTX;
typedef void SSL_METHOD;
typedef void X509;
typedef void X509_NAME;
typedef void X509_NAME_ENTRY;
typedef void X509_STORE_CTX;
typedef struct {
int length;
int type;
unsigned char *data;
long flags;
} ASN1_STRING;
typedef struct {
int type;
union {
char *ptr;
ASN1_STRING *ia5;
} d;
} GENERAL_NAME;
struct bio_st {
BIO_METHOD *method;
/* bio, mode, argp, argi, argl, ret */
long (*callback) (struct bio_st *, int, const char *, int, long, long);
char *cb_arg; /* first argument for the callback */
int init;
int shutdown;
int flags; /* extra storage */
int retry_reason;
int num;
void *ptr;
struct bio_st *next_bio; /* used by filter BIOs */
struct bio_st *prev_bio; /* used by filter BIOs */
int references;
unsigned long num_read;
unsigned long num_write;
CRYPTO_EX_DATA ex_data;
};
struct bio_method_st {
int type;
const char *name;
int (*bwrite) (BIO *, const char *, int);
int (*bread) (BIO *, char *, int);
int (*bputs) (BIO *, const char *);
int (*bgets) (BIO *, char *, int);
long (*ctrl) (BIO *, int, long, void *);
int (*create) (BIO *);
int (*destroy) (BIO *);
long (*callback_ctrl) (BIO *, int, bio_info_cb *);
};
extern unsigned char *(*ASN1_STRING_data)(ASN1_STRING *x);
extern const unsigned char *(*ASN1_STRING_get0_data)(const ASN1_STRING *x);
extern int (*ASN1_STRING_length)(const ASN1_STRING *x);
extern int (*ASN1_STRING_to_UTF8)(unsigned char **out, const ASN1_STRING *in);
extern int (*ASN1_STRING_type)(const ASN1_STRING *x);
extern void *(*BIO_get_data)(BIO *a);
extern int (*BIO_get_new_index)(void);
extern int (*OPENSSL_init_ssl)(uint64_t opts, const void *settings);
extern void (*BIO_meth_free)(BIO_METHOD *biom);
extern int (*BIO_meth_set_create)(BIO_METHOD *biom, int (*create) (BIO *));
extern int (*BIO_meth_set_ctrl)(BIO_METHOD *biom, long (*ctrl) (BIO *, int, long, void *));
extern int (*BIO_meth_set_destroy)(BIO_METHOD *biom, int (*destroy) (BIO *));
extern int (*BIO_meth_set_gets)(BIO_METHOD *biom, int (*gets) (BIO *, char *, int));
extern int (*BIO_meth_set_puts)(BIO_METHOD *biom, int (*puts) (BIO *, const char *));
extern int (*BIO_meth_set_read)(BIO_METHOD *biom, int (*read) (BIO *, char *, int));
extern int (*BIO_meth_set_write)(BIO_METHOD *biom, int (*write) (BIO *, const char *, int));
extern BIO_METHOD *(*BIO_meth_new)(int type, const char *name);
extern BIO *(*BIO_new)(const BIO_METHOD *type);
extern void (*BIO_set_data)(BIO *a, void *ptr);
extern void (*BIO_set_init)(BIO *a, int init);
extern void (*CRYPTO_free)(void *ptr, const char *file, int line);
extern void *(*CRYPTO_malloc)(size_t num, const char *file, int line);
extern int (*CRYPTO_num_locks)(void);
extern void (*CRYPTO_set_locking_callback)(void (*func)(int mode, int type, const char *file, int line));
extern int (*CRYPTO_set_mem_functions)(void *(*m)(size_t bytes), void *(*r)(void *mem, size_t size), void (*f)(void *mem));
extern int (*CRYPTO_THREADID_set_callback)(void (*func)(CRYPTO_THREADID *id));
extern void (*CRYPTO_THREADID_set_numeric)(CRYPTO_THREADID *id, unsigned long val);
extern char *(*ERR_error_string)(unsigned long e, char *buf);
extern void (*ERR_error_string_n)(unsigned long e, char *buf, size_t len);
extern unsigned long (*ERR_get_error)(void);
# define OPENSSL_malloc(num) CRYPTO_malloc(num, __FILE__, __LINE__)
# define OPENSSL_free(addr) CRYPTO_free(addr, __FILE__, __LINE__)
extern int (*SSL_connect)(SSL *ssl);
extern long (*SSL_ctrl)(SSL *ssl, int cmd, long arg, void *parg);
extern void (*SSL_free)(SSL *ssl);
extern int (*SSL_get_error)(SSL *ssl, int ret);
extern X509 *(*SSL_get_peer_certificate)(const SSL *ssl);
extern long (*SSL_get_verify_result)(const SSL *ssl);
extern int (*SSL_library_init)(void);
extern void (*SSL_load_error_strings)(void);
extern SSL *(*SSL_new)(SSL_CTX *ctx);
extern int (*SSL_read)(SSL *ssl, const void *buf, int num);
extern void (*SSL_set_bio)(SSL *ssl, BIO *rbio, BIO *wbio);
extern int (*SSL_shutdown)(SSL *ssl);
extern int (*SSL_write)(SSL *ssl, const void *buf, int num);
# define SSL_set_tlsext_host_name(s, name) SSL_ctrl((s), SSL_CTRL_SET_TLSEXT_HOSTNAME, TLSEXT_NAMETYPE_host_name, (char *)(name));
extern long (*SSL_CTX_ctrl)(SSL_CTX *ctx, int cmd, long larg, void *parg);
extern void (*SSL_CTX_free)(SSL_CTX *ctx);
extern SSL_CTX *(*SSL_CTX_new)(const SSL_METHOD *method);
extern int (*SSL_CTX_set_cipher_list)(SSL_CTX *ctx, const char *str);
extern int (*SSL_CTX_set_default_verify_paths)(SSL_CTX *ctx);
extern long (*SSL_CTX_set_options)(SSL_CTX *ctx, long options);
extern void (*SSL_CTX_set_verify)(SSL_CTX *ctx, int mode, int (*verify_callback)(int, X509_STORE_CTX *));
extern int (*SSL_CTX_load_verify_locations)(SSL_CTX *ctx, const char *CAfile, const char *CApath);
# define SSL_CTX_set_mode(ctx, mode) SSL_CTX_ctrl((ctx), SSL_CTRL_MODE, (mode), NULL);
extern const SSL_METHOD *(*SSLv23_method)(void);
extern const SSL_METHOD *(*TLS_method)(void);
extern ASN1_STRING *(*X509_NAME_ENTRY_get_data)(const X509_NAME_ENTRY *ne);
extern X509_NAME_ENTRY *(*X509_NAME_get_entry)(X509_NAME *name, int loc);
extern int (*X509_NAME_get_index_by_NID)(X509_NAME *name, int nid, int lastpos);
extern void (*X509_free)(X509 *a);
extern void *(*X509_get_ext_d2i)(const X509 *x, int nid, int *crit, int *idx);
extern X509_NAME *(*X509_get_subject_name)(const X509 *x);
extern int (*i2d_X509)(X509 *a, unsigned char **ppout);
extern int (*OPENSSL_sk_num)(const void *sk);
extern void *(*OPENSSL_sk_value)(const void *sk, int i);
extern void (*OPENSSL_sk_free)(void *sk);
extern int (*sk_num)(const void *sk);
extern void *(*sk_value)(const void *sk, int i);
extern void (*sk_free)(void *sk);
extern int sk_GENERAL_NAME_num(const GENERAL_NAME *sk);
extern GENERAL_NAME *sk_GENERAL_NAME_value(const GENERAL_NAME *sk, int i);
extern void GENERAL_NAMES_free(GENERAL_NAME *sk);
extern int git_openssl_stream_dynamic_init(void);
#endif /* GIT_OPENSSL_DYNAMIC */
#endif

203
src/streams/openssl_legacy.c Normal file
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@@ -0,0 +1,203 @@
/*
* Copyright (C) the libgit2 contributors. All rights reserved.
*
* This file is part of libgit2, distributed under the GNU GPL v2 with
* a Linking Exception. For full terms see the included COPYING file.
*/
#include "streams/openssl.h"
#include "streams/openssl_legacy.h"
#include "runtime.h"
#include "git2/sys/openssl.h"
#if defined(GIT_OPENSSL) && !defined(GIT_OPENSSL_DYNAMIC)
# include <openssl/ssl.h>
# include <openssl/err.h>
# include <openssl/x509v3.h>
# include <openssl/bio.h>
#endif
#if defined(GIT_OPENSSL_LEGACY) || defined(GIT_OPENSSL_DYNAMIC)
/*
* OpenSSL 1.1 made BIO opaque so we have to use functions to interact with it
* which do not exist in previous versions. We define these inline functions so
* we can program against the interface instead of littering the implementation
* with ifdefs. We do the same for OPENSSL_init_ssl.
*/
int OPENSSL_init_ssl__legacy(uint64_t opts, const void *settings)
{
GIT_UNUSED(opts);
GIT_UNUSED(settings);
SSL_load_error_strings();
SSL_library_init();
return 0;
}
BIO_METHOD* BIO_meth_new__legacy(int type, const char *name)
{
BIO_METHOD *meth = git__calloc(1, sizeof(BIO_METHOD));
if (!meth) {
return NULL;
}
meth->type = type;
meth->name = name;
return meth;
}
void BIO_meth_free__legacy(BIO_METHOD *biom)
{
git__free(biom);
}
int BIO_meth_set_write__legacy(BIO_METHOD *biom, int (*write) (BIO *, const char *, int))
{
biom->bwrite = write;
return 1;
}
int BIO_meth_set_read__legacy(BIO_METHOD *biom, int (*read) (BIO *, char *, int))
{
biom->bread = read;
return 1;
}
int BIO_meth_set_puts__legacy(BIO_METHOD *biom, int (*puts) (BIO *, const char *))
{
biom->bputs = puts;
return 1;
}
int BIO_meth_set_gets__legacy(BIO_METHOD *biom, int (*gets) (BIO *, char *, int))
{
biom->bgets = gets;
return 1;
}
int BIO_meth_set_ctrl__legacy(BIO_METHOD *biom, long (*ctrl) (BIO *, int, long, void *))
{
biom->ctrl = ctrl;
return 1;
}
int BIO_meth_set_create__legacy(BIO_METHOD *biom, int (*create) (BIO *))
{
biom->create = create;
return 1;
}
int BIO_meth_set_destroy__legacy(BIO_METHOD *biom, int (*destroy) (BIO *))
{
biom->destroy = destroy;
return 1;
}
int BIO_get_new_index__legacy(void)
{
/* This exists as of 1.1 so before we'd just have 0 */
return 0;
}
void BIO_set_init__legacy(BIO *b, int init)
{
b->init = init;
}
void BIO_set_data__legacy(BIO *a, void *ptr)
{
a->ptr = ptr;
}
void *BIO_get_data__legacy(BIO *a)
{
return a->ptr;
}
const unsigned char *ASN1_STRING_get0_data__legacy(const ASN1_STRING *x)
{
return ASN1_STRING_data((ASN1_STRING *)x);
}
long SSL_CTX_set_options__legacy(SSL_CTX *ctx, long op)
{
return SSL_CTX_ctrl(ctx, SSL_CTRL_OPTIONS, op, NULL);
}
# if defined(GIT_THREADS)
static git_mutex *openssl_locks;
static void openssl_locking_function(int mode, int n, const char *file, int line)
{
int lock;
GIT_UNUSED(file);
GIT_UNUSED(line);
lock = mode & CRYPTO_LOCK;
if (lock)
(void)git_mutex_lock(&openssl_locks[n]);
else
git_mutex_unlock(&openssl_locks[n]);
}
static void shutdown_ssl_locking(void)
{
int num_locks, i;
num_locks = CRYPTO_num_locks();
CRYPTO_set_locking_callback(NULL);
for (i = 0; i < num_locks; ++i)
git_mutex_free(&openssl_locks[i]);
git__free(openssl_locks);
}
static void threadid_cb(CRYPTO_THREADID *threadid)
{
GIT_UNUSED(threadid);
CRYPTO_THREADID_set_numeric(threadid, git_thread_currentid());
}
int git_openssl_set_locking(void)
{
int num_locks, i;
#ifndef GIT_THREADS
git_error_set(GIT_ERROR_THREAD, "libgit2 was not built with threads");
return -1;
#endif
#ifdef GIT_OPENSSL_DYNAMIC
/*
* This function is required on legacy versions of OpenSSL; when building
* with dynamically-loaded OpenSSL, we detect whether we loaded it or not.
*/
if (!CRYPTO_set_locking_callback)
return 0;
#endif
CRYPTO_THREADID_set_callback(threadid_cb);
num_locks = CRYPTO_num_locks();
openssl_locks = git__calloc(num_locks, sizeof(git_mutex));
GIT_ERROR_CHECK_ALLOC(openssl_locks);
for (i = 0; i < num_locks; i++) {
if (git_mutex_init(&openssl_locks[i]) != 0) {
git_error_set(GIT_ERROR_SSL, "failed to initialize openssl locks");
return -1;
}
}
CRYPTO_set_locking_callback(openssl_locking_function);
return git_runtime_shutdown_register(shutdown_ssl_locking);
}
#endif /* GIT_THREADS */
#endif /* GIT_OPENSSL_LEGACY || GIT_OPENSSL_DYNAMIC */

63
src/streams/openssl_legacy.h Normal file
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@@ -0,0 +1,63 @@
/*
* Copyright (C) the libgit2 contributors. All rights reserved.
*
* This file is part of libgit2, distributed under the GNU GPL v2 with
* a Linking Exception. For full terms see the included COPYING file.
*/
#ifndef INCLUDE_streams_openssl_legacy_h__
#define INCLUDE_streams_openssl_legacy_h__
#include "streams/openssl_dynamic.h"
#if defined(GIT_OPENSSL) && !defined(GIT_OPENSSL_DYNAMIC)
# include <openssl/ssl.h>
# include <openssl/err.h>
# include <openssl/x509v3.h>
# include <openssl/bio.h>
# if (defined(OPENSSL_VERSION_NUMBER) && OPENSSL_VERSION_NUMBER < 0x10100000L) || \
(defined(LIBRESSL_VERSION_NUMBER) && LIBRESSL_VERSION_NUMBER < 0x20700000L)
# define GIT_OPENSSL_LEGACY
# endif
#endif
#if defined(GIT_OPENSSL_LEGACY) && !defined(GIT_OPENSSL_DYNAMIC)
# define OPENSSL_init_ssl OPENSSL_init_ssl__legacy
# define BIO_meth_new BIO_meth_new__legacy
# define BIO_meth_free BIO_meth_free__legacy
# define BIO_meth_set_write BIO_meth_set_write__legacy
# define BIO_meth_set_read BIO_meth_set_read__legacy
# define BIO_meth_set_puts BIO_meth_set_puts__legacy
# define BIO_meth_set_gets BIO_meth_set_gets__legacy
# define BIO_meth_set_ctrl BIO_meth_set_ctrl__legacy
# define BIO_meth_set_create BIO_meth_set_create__legacy
# define BIO_meth_set_destroy BIO_meth_set_destroy__legacy
# define BIO_get_new_index BIO_get_new_index__legacy
# define BIO_set_data BIO_set_data__legacy
# define BIO_set_init BIO_set_init__legacy
# define BIO_get_data BIO_get_data__legacy
# define ASN1_STRING_get0_data ASN1_STRING_get0_data__legacy
#endif
#if defined(GIT_OPENSSL_LEGACY) || defined(GIT_OPENSSL_DYNAMIC)
extern int OPENSSL_init_ssl__legacy(uint64_t opts, const void *settings);
extern BIO_METHOD* BIO_meth_new__legacy(int type, const char *name);
extern void BIO_meth_free__legacy(BIO_METHOD *biom);
extern int BIO_meth_set_write__legacy(BIO_METHOD *biom, int (*write) (BIO *, const char *, int));
extern int BIO_meth_set_read__legacy(BIO_METHOD *biom, int (*read) (BIO *, char *, int));
extern int BIO_meth_set_puts__legacy(BIO_METHOD *biom, int (*puts) (BIO *, const char *));
extern int BIO_meth_set_gets__legacy(BIO_METHOD *biom, int (*gets) (BIO *, char *, int));
extern int BIO_meth_set_ctrl__legacy(BIO_METHOD *biom, long (*ctrl) (BIO *, int, long, void *));
extern int BIO_meth_set_create__legacy(BIO_METHOD *biom, int (*create) (BIO *));
extern int BIO_meth_set_destroy__legacy(BIO_METHOD *biom, int (*destroy) (BIO *));
extern int BIO_get_new_index__legacy(void);
extern void BIO_set_data__legacy(BIO *a, void *ptr);
extern void BIO_set_init__legacy(BIO *b, int init);
extern void *BIO_get_data__legacy(BIO *a);
extern const unsigned char *ASN1_STRING_get0_data__legacy(const ASN1_STRING *x);
extern long SSL_CTX_set_options__legacy(SSL_CTX *ctx, long op);
#endif
#endif

2
src/transports/auth_ntlm.c
View File

@@ -14,7 +14,7 @@
#ifdef GIT_NTLM
#include "ntlm.h"
#include "ntlmclient.h"
typedef struct {
git_http_auth_context parent;

4
tests/main.c
View File

@@ -18,7 +18,9 @@ int main(int argc, char *argv[])
res = git_libgit2_init();
if (res < 0) {
fprintf(stderr, "failed to init libgit2");
const git_error *err = git_error_last();
const char *msg = err ? err->message : "unknown failure";
fprintf(stderr, "failed to init libgit2: %s\n", msg);
return res;
}