Derek Lesho : bcrypt: Add fallback when gnutls_decode_rs_value isn't present.
Alexandre Julliard
julliard at winehq.org
Mon Dec 9 16:57:35 CST 2019
Module: wine
Branch: master
Commit: ff91d9473a224be0a3272f2205db467c05fdaf65
URL: https://source.winehq.org/git/wine.git/?a=commit;h=ff91d9473a224be0a3272f2205db467c05fdaf65
Author: Derek Lesho <dlesho at codeweavers.com>
Date: Fri Dec 6 20:11:03 2019 -0600
bcrypt: Add fallback when gnutls_decode_rs_value isn't present.
Signed-off-by: Derek Lesho <dlesho at codeweavers.com>
Signed-off-by: Hans Leidekker <hans at codeweavers.com>
Signed-off-by: Alexandre Julliard <julliard at winehq.org>
---
dlls/bcrypt/gnutls.c | 15 +++++++++++++--
1 file changed, 13 insertions(+), 2 deletions(-)
diff --git a/dlls/bcrypt/gnutls.c b/dlls/bcrypt/gnutls.c
index 1c31b5625f..868f898bbb 100644
--- a/dlls/bcrypt/gnutls.c
+++ b/dlls/bcrypt/gnutls.c
@@ -86,13 +86,15 @@ static int (*pgnutls_privkey_export_rsa_raw)(gnutls_privkey_t, gnutls_datum_t *,
gnutls_datum_t *);
static int (*pgnutls_privkey_generate)(gnutls_privkey_t, gnutls_pk_algorithm_t, unsigned int, unsigned int);
+/* Not present in gnutls version < 3.6.0 */
+static int (*pgnutls_decode_rs_value)(const gnutls_datum_t *, gnutls_datum_t *, gnutls_datum_t *);
+
static void *libgnutls_handle;
#define MAKE_FUNCPTR(f) static typeof(f) * p##f
MAKE_FUNCPTR(gnutls_cipher_decrypt2);
MAKE_FUNCPTR(gnutls_cipher_deinit);
MAKE_FUNCPTR(gnutls_cipher_encrypt2);
MAKE_FUNCPTR(gnutls_cipher_init);
-MAKE_FUNCPTR(gnutls_decode_rs_value);
MAKE_FUNCPTR(gnutls_global_deinit);
MAKE_FUNCPTR(gnutls_global_init);
MAKE_FUNCPTR(gnutls_global_set_log_function);
@@ -164,6 +166,11 @@ static int compat_gnutls_privkey_generate(gnutls_privkey_t key, gnutls_pk_algori
return GNUTLS_E_UNKNOWN_PK_ALGORITHM;
}
+static int compat_gnutls_decode_rs_value(const gnutls_datum_t * sig_value, gnutls_datum_t * r, gnutls_datum_t * s)
+{
+ return GNUTLS_E_INTERNAL_ERROR;
+}
+
static void gnutls_log( int level, const char *msg )
{
TRACE( "<%d> %s", level, msg );
@@ -190,7 +197,6 @@ BOOL gnutls_initialize(void)
LOAD_FUNCPTR(gnutls_cipher_deinit)
LOAD_FUNCPTR(gnutls_cipher_encrypt2)
LOAD_FUNCPTR(gnutls_cipher_init)
- LOAD_FUNCPTR(gnutls_decode_rs_value)
LOAD_FUNCPTR(gnutls_global_deinit)
LOAD_FUNCPTR(gnutls_global_init)
LOAD_FUNCPTR(gnutls_global_set_log_function)
@@ -259,6 +265,11 @@ BOOL gnutls_initialize(void)
WARN("gnutls_privkey_generate not found\n");
pgnutls_privkey_generate = compat_gnutls_privkey_generate;
}
+ if (!(pgnutls_decode_rs_value = wine_dlsym( libgnutls_handle, "gnutls_decode_rs_value", NULL, 0 )))
+ {
+ WARN("gnutls_decode_rs_value not found\n");
+ pgnutls_decode_rs_value = compat_gnutls_decode_rs_value;
+ }
if (TRACE_ON( bcrypt ))
{
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