Module: wine Branch: master Commit: 2cd8d273734cfbf3095d7937398676fdba635051 URL: http://source.winehq.org/git/wine.git/?a=commit;h=2cd8d273734cfbf3095d793739...
Author: Hans Leidekker hans@codeweavers.com Date: Wed Jan 13 10:43:35 2016 +0100
bcrypt: Add support for SHA hashes on Linux using GnuTLS.
Signed-off-by: Hans Leidekker hans@codeweavers.com Signed-off-by: Alexandre Julliard julliard@winehq.org
---
dlls/bcrypt/Makefile.in | 1 + dlls/bcrypt/bcrypt_main.c | 167 ++++++++++++++++++++++++++++++++++++++++++++-- 2 files changed, 163 insertions(+), 5 deletions(-)
diff --git a/dlls/bcrypt/Makefile.in b/dlls/bcrypt/Makefile.in index 87e1429..54814a0 100644 --- a/dlls/bcrypt/Makefile.in +++ b/dlls/bcrypt/Makefile.in @@ -1,5 +1,6 @@ MODULE = bcrypt.dll IMPORTS = advapi32 +EXTRAINCL = $(GNUTLS_CFLAGS)
C_SRCS = \ bcrypt_main.c diff --git a/dlls/bcrypt/bcrypt_main.c b/dlls/bcrypt/bcrypt_main.c index 9cc5227..227399f 100644 --- a/dlls/bcrypt/bcrypt_main.c +++ b/dlls/bcrypt/bcrypt_main.c @@ -18,10 +18,14 @@ */
#include "config.h" +#include "wine/port.h"
#include <stdarg.h> #ifdef HAVE_COMMONCRYPTO_COMMONDIGEST_H #include <CommonCrypto/CommonDigest.h> +#elif defined(SONAME_LIBGNUTLS) +#include <gnutls/gnutls.h> +#include <gnutls/crypto.h> #endif
#include "ntstatus.h" @@ -32,10 +36,88 @@ #include "bcrypt.h"
#include "wine/debug.h" +#include "wine/library.h" #include "wine/unicode.h"
WINE_DEFAULT_DEBUG_CHANNEL(bcrypt);
+static HINSTANCE instance; + +#if defined(SONAME_LIBGNUTLS) && !defined(HAVE_COMMONCRYPTO_COMMONDIGEST_H) +WINE_DECLARE_DEBUG_CHANNEL(winediag); + +static void *libgnutls_handle; +#define MAKE_FUNCPTR(f) static typeof(f) * p##f +MAKE_FUNCPTR(gnutls_global_deinit); +MAKE_FUNCPTR(gnutls_global_init); +MAKE_FUNCPTR(gnutls_global_set_log_function); +MAKE_FUNCPTR(gnutls_global_set_log_level); +MAKE_FUNCPTR(gnutls_hash); +MAKE_FUNCPTR(gnutls_hash_deinit); +MAKE_FUNCPTR(gnutls_hash_init); +MAKE_FUNCPTR(gnutls_perror); +#undef MAKE_FUNCPTR + +static void gnutls_log( int level, const char *msg ) +{ + TRACE( "<%d> %s", level, msg ); +} + +static BOOL gnutls_initialize(void) +{ + int ret; + + if (!(libgnutls_handle = wine_dlopen( SONAME_LIBGNUTLS, RTLD_NOW, NULL, 0 ))) + { + ERR_(winediag)( "failed to load libgnutls, no support for crypto hashes\n" ); + return FALSE; + } + +#define LOAD_FUNCPTR(f) \ + if (!(p##f = wine_dlsym( libgnutls_handle, #f, NULL, 0 ))) \ + { \ + ERR( "failed to load %s\n", #f ); \ + goto fail; \ + } + + LOAD_FUNCPTR(gnutls_global_deinit) + LOAD_FUNCPTR(gnutls_global_init) + LOAD_FUNCPTR(gnutls_global_set_log_function) + LOAD_FUNCPTR(gnutls_global_set_log_level) + LOAD_FUNCPTR(gnutls_hash); + LOAD_FUNCPTR(gnutls_hash_deinit); + LOAD_FUNCPTR(gnutls_hash_init); + LOAD_FUNCPTR(gnutls_perror) +#undef LOAD_FUNCPTR + + if ((ret = pgnutls_global_init()) != GNUTLS_E_SUCCESS) + { + pgnutls_perror( ret ); + goto fail; + } + + if (TRACE_ON( bcrypt )) + { + pgnutls_global_set_log_level( 4 ); + pgnutls_global_set_log_function( gnutls_log ); + } + + return TRUE; + +fail: + wine_dlclose( libgnutls_handle, NULL, 0 ); + libgnutls_handle = NULL; + return FALSE; +} + +static void gnutls_uninitialize(void) +{ + pgnutls_global_deinit(); + wine_dlclose( libgnutls_handle, NULL, 0 ); + libgnutls_handle = NULL; +} +#endif /* SONAME_LIBGNUTLS && !HAVE_COMMONCRYPTO_COMMONDIGEST_H */ + NTSTATUS WINAPI BCryptEnumAlgorithms(ULONG dwAlgOperations, ULONG *pAlgCount, BCRYPT_ALGORITHM_IDENTIFIER **ppAlgList, ULONG dwFlags) { @@ -203,7 +285,7 @@ static NTSTATUS hash_init( struct hash *hash ) return STATUS_SUCCESS; }
-static void hash_update( struct hash *hash, UCHAR *input, ULONG size ) +static NTSTATUS hash_update( struct hash *hash, UCHAR *input, ULONG size ) { switch (hash->alg_id) { @@ -225,8 +307,9 @@ static void hash_update( struct hash *hash, UCHAR *input, ULONG size )
default: ERR( "unhandled id %u\n", hash->alg_id ); - break; + return STATUS_NOT_IMPLEMENTED; } + return STATUS_SUCCESS; }
static NTSTATUS hash_finish( struct hash *hash, UCHAR *output, ULONG size ) @@ -255,6 +338,58 @@ static NTSTATUS hash_finish( struct hash *hash, UCHAR *output, ULONG size ) } return STATUS_SUCCESS; } +#elif defined(SONAME_LIBGNUTLS) +struct hash +{ + struct object hdr; + enum alg_id alg_id; + gnutls_hash_hd_t handle; +}; + +static NTSTATUS hash_init( struct hash *hash ) +{ + gnutls_digest_algorithm_t alg; + + if (!libgnutls_handle) return STATUS_INTERNAL_ERROR; + + switch (hash->alg_id) + { + case ALG_ID_SHA1: + alg = GNUTLS_DIG_SHA1; + break; + + case ALG_ID_SHA256: + alg = GNUTLS_DIG_SHA256; + break; + + case ALG_ID_SHA384: + alg = GNUTLS_DIG_SHA384; + break; + + case ALG_ID_SHA512: + alg = GNUTLS_DIG_SHA512; + break; + + default: + ERR( "unhandled id %u\n", hash->alg_id ); + return STATUS_NOT_IMPLEMENTED; + } + + if (pgnutls_hash_init( &hash->handle, alg )) return STATUS_INTERNAL_ERROR; + return STATUS_SUCCESS; +} + +static NTSTATUS hash_update( struct hash *hash, UCHAR *input, ULONG size ) +{ + if (pgnutls_hash( hash->handle, input, size )) return STATUS_INTERNAL_ERROR; + return STATUS_SUCCESS; +} + +static NTSTATUS hash_finish( struct hash *hash, UCHAR *output, ULONG size ) +{ + pgnutls_hash_deinit( hash->handle, output ); + return STATUS_SUCCESS; +} #else struct hash { @@ -268,9 +403,10 @@ static NTSTATUS hash_init( struct hash *hash ) return STATUS_NOT_IMPLEMENTED; }
-static void hash_update( struct hash *hash, UCHAR *input, ULONG size ) +static NTSTATUS hash_update( struct hash *hash, UCHAR *input, ULONG size ) { ERR( "support for hashes not available at build time\n" ); + return STATUS_NOT_IMPLEMENTED; }
static NTSTATUS hash_finish( struct hash *hash, UCHAR *output, ULONG size ) @@ -484,8 +620,7 @@ NTSTATUS WINAPI BCryptHashData( BCRYPT_HASH_HANDLE handle, UCHAR *input, ULONG s if (!hash || hash->hdr.magic != MAGIC_HASH) return STATUS_INVALID_HANDLE; if (!input) return STATUS_INVALID_PARAMETER;
- hash_update( hash, input, size ); - return STATUS_SUCCESS; + return hash_update( hash, input, size ); }
NTSTATUS WINAPI BCryptFinishHash( BCRYPT_HASH_HANDLE handle, UCHAR *output, ULONG size, ULONG flags ) @@ -499,3 +634,25 @@ NTSTATUS WINAPI BCryptFinishHash( BCRYPT_HASH_HANDLE handle, UCHAR *output, ULON
return hash_finish( hash, output, size ); } + +BOOL WINAPI DllMain( HINSTANCE hinst, DWORD reason, LPVOID reserved ) +{ + switch (reason) + { + case DLL_PROCESS_ATTACH: + instance = hinst; + DisableThreadLibraryCalls( hinst ); +#if defined(SONAME_LIBGNUTLS) && !defined(HAVE_COMMONCRYPTO_COMMONDIGEST_H) + gnutls_initialize(); +#endif + break; + + case DLL_PROCESS_DETACH: + if (reserved) break; +#if defined(SONAME_LIBGNUTLS) && !defined(HAVE_COMMONCRYPTO_COMMONDIGEST_H) + gnutls_uninitialize(); +#endif + break; + } + return TRUE; +}