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wine/dlls/secur32/schannel_gnutls.c
Nikolay Sivov 2196dd2567 secur32: Add wow64 support to the unixlib. 
Signed-off-by: Nikolay Sivov <nsivov@codeweavers.com>
2022-06-02 17:25:29 +02:00

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/*
* GnuTLS-based implementation of the schannel (SSL/TLS) provider.
*
* Copyright 2005 Juan Lang
* Copyright 2008 Henri Verbeet
*
* This 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.
*
* This 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
*/
#if 0
#pragma makedep unix
#endif
#include "config.h"
#include <assert.h>
#include <stdarg.h>
#include <stdio.h>
#include <stdlib.h>
#include <errno.h>
#include <sys/types.h>
#include <dlfcn.h>
#ifdef SONAME_LIBGNUTLS
#include <gnutls/gnutls.h>
#include <gnutls/crypto.h>
#include <gnutls/abstract.h>
#endif
#include "ntstatus.h"
#define WIN32_NO_STATUS
#include "windef.h"
#include "winbase.h"
#include "winternl.h"
#include "sspi.h"
#include "secur32_priv.h"
#include "wine/unixlib.h"
#include "wine/debug.h"
#if defined(SONAME_LIBGNUTLS)
WINE_DEFAULT_DEBUG_CHANNEL(secur32);
WINE_DECLARE_DEBUG_CHANNEL(winediag);
/* Not present in gnutls version < 2.9.10. */
static int (*pgnutls_cipher_get_block_size)(gnutls_cipher_algorithm_t);
/* Not present in gnutls version < 3.0. */
static void (*pgnutls_transport_set_pull_timeout_function)(gnutls_session_t,
int (*)(gnutls_transport_ptr_t, unsigned int));
static void (*pgnutls_dtls_set_mtu)(gnutls_session_t, unsigned int);
static void (*pgnutls_dtls_set_timeouts)(gnutls_session_t, unsigned int, unsigned int);
/* Not present in gnutls version < 3.2.0. */
static int (*pgnutls_alpn_get_selected_protocol)(gnutls_session_t, gnutls_datum_t *);
static int (*pgnutls_alpn_set_protocols)(gnutls_session_t, const gnutls_datum_t *,
unsigned, unsigned int);
/* Not present in gnutls version < 3.3.0. */
static int (*pgnutls_privkey_import_rsa_raw)(gnutls_privkey_t, const gnutls_datum_t *,
const gnutls_datum_t *, const gnutls_datum_t *,
const gnutls_datum_t *, const gnutls_datum_t *,
const gnutls_datum_t *, const gnutls_datum_t *,
const gnutls_datum_t *);
/* Not present in gnutls version < 3.4.0. */
static int (*pgnutls_privkey_export_x509)(gnutls_privkey_t, gnutls_x509_privkey_t *);
static void *libgnutls_handle;
#define MAKE_FUNCPTR(f) static typeof(f) * p##f
MAKE_FUNCPTR(gnutls_alert_get);
MAKE_FUNCPTR(gnutls_alert_get_name);
MAKE_FUNCPTR(gnutls_certificate_allocate_credentials);
MAKE_FUNCPTR(gnutls_certificate_free_credentials);
MAKE_FUNCPTR(gnutls_certificate_get_peers);
MAKE_FUNCPTR(gnutls_certificate_set_x509_key);
MAKE_FUNCPTR(gnutls_cipher_get);
MAKE_FUNCPTR(gnutls_cipher_get_key_size);
MAKE_FUNCPTR(gnutls_credentials_set);
MAKE_FUNCPTR(gnutls_deinit);
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_handshake);
MAKE_FUNCPTR(gnutls_init);
MAKE_FUNCPTR(gnutls_kx_get);
MAKE_FUNCPTR(gnutls_mac_get);
MAKE_FUNCPTR(gnutls_mac_get_key_size);
MAKE_FUNCPTR(gnutls_perror);
MAKE_FUNCPTR(gnutls_protocol_get_version);
MAKE_FUNCPTR(gnutls_priority_set_direct);
MAKE_FUNCPTR(gnutls_privkey_deinit);
MAKE_FUNCPTR(gnutls_privkey_init);
MAKE_FUNCPTR(gnutls_record_get_max_size);
MAKE_FUNCPTR(gnutls_record_recv);
MAKE_FUNCPTR(gnutls_record_send);
MAKE_FUNCPTR(gnutls_server_name_set);
MAKE_FUNCPTR(gnutls_session_channel_binding);
MAKE_FUNCPTR(gnutls_transport_get_ptr);
MAKE_FUNCPTR(gnutls_transport_set_errno);
MAKE_FUNCPTR(gnutls_transport_set_ptr);
MAKE_FUNCPTR(gnutls_transport_set_pull_function);
MAKE_FUNCPTR(gnutls_transport_set_push_function);
MAKE_FUNCPTR(gnutls_x509_crt_deinit);
MAKE_FUNCPTR(gnutls_x509_crt_import);
MAKE_FUNCPTR(gnutls_x509_crt_init);
MAKE_FUNCPTR(gnutls_x509_privkey_deinit);
#undef MAKE_FUNCPTR
#if GNUTLS_VERSION_MAJOR < 3
#define GNUTLS_CIPHER_AES_192_CBC 92
#define GNUTLS_CIPHER_AES_128_GCM 93
#define GNUTLS_CIPHER_AES_256_GCM 94
#define GNUTLS_MAC_AEAD 200
#define GNUTLS_KX_ANON_ECDH 11
#define GNUTLS_KX_ECDHE_RSA 12
#define GNUTLS_KX_ECDHE_ECDSA 13
#define GNUTLS_KX_ECDHE_PSK 14
#endif
#if GNUTLS_VERSION_MAJOR < 3 || (GNUTLS_VERSION_MAJOR == 3 && GNUTLS_VERSION_MINOR < 5)
#define GNUTLS_ALPN_SERVER_PRECEDENCE (1<<1)
#endif
static inline gnutls_session_t session_from_handle(UINT64 handle)
{
return (gnutls_session_t)(ULONG_PTR)handle;
}
static inline gnutls_certificate_credentials_t certificate_creds_from_handle(UINT64 handle)
{
return (gnutls_certificate_credentials_t)(ULONG_PTR)handle;
}
struct schan_buffers
{
SIZE_T offset;
SIZE_T limit;
const SecBufferDesc *desc;
int current_buffer_idx;
};
struct schan_transport
{
gnutls_session_t session;
struct schan_buffers in;
struct schan_buffers out;
};
static int compat_cipher_get_block_size(gnutls_cipher_algorithm_t cipher)
{
switch(cipher) {
case GNUTLS_CIPHER_3DES_CBC:
return 8;
case GNUTLS_CIPHER_AES_128_CBC:
case GNUTLS_CIPHER_AES_256_CBC:
return 16;
case GNUTLS_CIPHER_ARCFOUR_128:
case GNUTLS_CIPHER_ARCFOUR_40:
return 1;
case GNUTLS_CIPHER_DES_CBC:
return 8;
case GNUTLS_CIPHER_NULL:
return 1;
case GNUTLS_CIPHER_RC2_40_CBC:
return 8;
default:
FIXME("Unknown cipher %#x, returning 1\n", cipher);
return 1;
}
}
static void compat_gnutls_transport_set_pull_timeout_function(gnutls_session_t session,
int (*func)(gnutls_transport_ptr_t, unsigned int))
{
FIXME("\n");
}
static int compat_gnutls_privkey_export_x509(gnutls_privkey_t privkey, gnutls_x509_privkey_t *key)
{
FIXME("\n");
return GNUTLS_E_UNKNOWN_PK_ALGORITHM;
}
static int compat_gnutls_privkey_import_rsa_raw(gnutls_privkey_t key, const gnutls_datum_t *p1,
const gnutls_datum_t *p2, const gnutls_datum_t *p3,
const gnutls_datum_t *p4, const gnutls_datum_t *p5,
const gnutls_datum_t *p6, const gnutls_datum_t *p7,
const gnutls_datum_t *p8)
{
FIXME("\n");
return GNUTLS_E_UNKNOWN_PK_ALGORITHM;
}
static int compat_gnutls_alpn_get_selected_protocol(gnutls_session_t session, gnutls_datum_t *protocol)
{
FIXME("\n");
return GNUTLS_E_INVALID_REQUEST;
}
static int compat_gnutls_alpn_set_protocols(gnutls_session_t session, const gnutls_datum_t *protocols,
unsigned size, unsigned int flags)
{
FIXME("\n");
return GNUTLS_E_INVALID_REQUEST;
}
static void compat_gnutls_dtls_set_mtu(gnutls_session_t session, unsigned int mtu)
{
FIXME("\n");
}
static void compat_gnutls_dtls_set_timeouts(gnutls_session_t session, unsigned int retrans_timeout,
unsigned int total_timeout)
{
FIXME("\n");
}
static void init_schan_buffers(struct schan_buffers *s, const PSecBufferDesc desc)
{
s->offset = 0;
s->limit = ~0UL;
s->desc = desc;
s->current_buffer_idx = -1;
}
static int get_next_buffer(struct schan_buffers *s)
{
if (s->current_buffer_idx == -1)
return s->desc->cBuffers ? 0 : -1;
if (s->current_buffer_idx == s->desc->cBuffers - 1)
return -1;
return s->current_buffer_idx + 1;
}
static char *get_buffer(struct schan_buffers *s, SIZE_T *count)
{
SIZE_T max_count;
PSecBuffer buffer;
if (!s->desc)
{
TRACE("No desc\n");
return NULL;
}
if (s->current_buffer_idx == -1)
{
/* Initial buffer */
int buffer_idx = get_next_buffer(s);
if (buffer_idx == -1)
{
TRACE("No next buffer\n");
return NULL;
}
s->current_buffer_idx = buffer_idx;
}
buffer = &s->desc->pBuffers[s->current_buffer_idx];
TRACE("Using buffer %d: cbBuffer %d, BufferType %#x, pvBuffer %p\n",
s->current_buffer_idx, (unsigned)buffer->cbBuffer, (unsigned)buffer->BufferType, buffer->pvBuffer);
max_count = buffer->cbBuffer - s->offset;
if (s->limit != ~0UL && s->limit < max_count)
max_count = s->limit;
while (!max_count)
{
int buffer_idx;
buffer_idx = get_next_buffer(s);
if (buffer_idx == -1)
{
TRACE("No next buffer\n");
return NULL;
}
s->current_buffer_idx = buffer_idx;
s->offset = 0;
buffer = &s->desc->pBuffers[buffer_idx];
max_count = buffer->cbBuffer;
if (s->limit != ~0UL && s->limit < max_count)
max_count = s->limit;
}
if (*count > max_count)
*count = max_count;
if (s->limit != ~0UL)
s->limit -= *count;
return (char *)buffer->pvBuffer + s->offset;
}
static ssize_t pull_adapter(gnutls_transport_ptr_t transport, void *buff, size_t buff_len)
{
struct schan_transport *t = (struct schan_transport*)transport;
SIZE_T len = buff_len;
char *b;
TRACE("Pull %lu bytes\n", len);
b = get_buffer(&t->in, &len);
if (!b)
{
pgnutls_transport_set_errno(t->session, EAGAIN);
return -1;
}
memcpy(buff, b, len);
t->in.offset += len;
TRACE("Read %lu bytes\n", len);
return len;
}
static ssize_t push_adapter(gnutls_transport_ptr_t transport, const void *buff, size_t buff_len)
{
struct schan_transport *t = (struct schan_transport*)transport;
SIZE_T len = buff_len;
char *b;
TRACE("Push %lu bytes\n", len);
b = get_buffer(&t->out, &len);
if (!b)
{
pgnutls_transport_set_errno(t->session, EAGAIN);
return -1;
}
memcpy(b, buff, len);
t->out.offset += len;
TRACE("Wrote %lu bytes\n", len);
return len;
}
static const struct {
DWORD enable_flag;
const char *gnutls_flag;
} protocol_priority_flags[] = {
{SP_PROT_DTLS1_2_CLIENT, "VERS-DTLS1.2"},
{SP_PROT_DTLS1_0_CLIENT, "VERS-DTLS1.0"},
{SP_PROT_TLS1_3_CLIENT, "VERS-TLS1.3"},
{SP_PROT_TLS1_2_CLIENT, "VERS-TLS1.2"},
{SP_PROT_TLS1_1_CLIENT, "VERS-TLS1.1"},
{SP_PROT_TLS1_0_CLIENT, "VERS-TLS1.0"},
{SP_PROT_SSL3_CLIENT, "VERS-SSL3.0"}
/* {SP_PROT_SSL2_CLIENT} is not supported by GnuTLS */
};
static DWORD supported_protocols;
static void check_supported_protocols(void)
{
gnutls_session_t session;
char priority[64];
unsigned i;
int err;
err = pgnutls_init(&session, GNUTLS_CLIENT);
if (err != GNUTLS_E_SUCCESS)
{
pgnutls_perror(err);
return;
}
for(i = 0; i < ARRAY_SIZE(protocol_priority_flags); i++)
{
sprintf(priority, "NORMAL:-%s", protocol_priority_flags[i].gnutls_flag);
err = pgnutls_priority_set_direct(session, priority, NULL);
if (err == GNUTLS_E_SUCCESS)
{
TRACE("%s is supported\n", protocol_priority_flags[i].gnutls_flag);
supported_protocols |= protocol_priority_flags[i].enable_flag;
}
else
TRACE("%s is not supported\n", protocol_priority_flags[i].gnutls_flag);
}
pgnutls_deinit(session);
}
static NTSTATUS schan_get_enabled_protocols( void *args )
{
return supported_protocols;
}
static int pull_timeout(gnutls_transport_ptr_t transport, unsigned int timeout)
{
struct schan_transport *t = (struct schan_transport*)transport;
SIZE_T count = 0;
TRACE("\n");
if (get_buffer(&t->in, &count)) return 1;
return 0;
}
static NTSTATUS schan_create_session( void *args )
{
const struct create_session_params *params = args;
schan_credentials *cred = params->cred;
char priority[128] = "NORMAL:%LATEST_RECORD_VERSION", *p;
BOOL using_vers_all = FALSE, disabled;
unsigned int i, flags = (cred->credential_use == SECPKG_CRED_INBOUND) ? GNUTLS_SERVER : GNUTLS_CLIENT;
struct schan_transport *transport;
gnutls_session_t s;
int err;
*params->session = 0;
if (cred->enabled_protocols & (SP_PROT_DTLS1_0_CLIENT | SP_PROT_DTLS1_2_CLIENT))
{
flags |= GNUTLS_DATAGRAM | GNUTLS_NONBLOCK;
}
err = pgnutls_init(&s, flags);
if (err != GNUTLS_E_SUCCESS)
{
pgnutls_perror(err);
return STATUS_INTERNAL_ERROR;
}
if (!(transport = calloc(1, sizeof(*transport))))
{
pgnutls_deinit(s);
return STATUS_INTERNAL_ERROR;
}
transport->session = s;
p = priority + strlen(priority);
/* VERS-ALL is nice to use for forward compatibility. It was introduced before support for TLS1.3,
* so if TLS1.3 is supported, we may safely use it. Otherwise explicitly disable all known
* disabled protocols. */
if (supported_protocols & SP_PROT_TLS1_3_CLIENT)
{
strcpy(p, ":-VERS-ALL");
p += strlen(p);
using_vers_all = TRUE;
}
for (i = 0; i < ARRAY_SIZE(protocol_priority_flags); i++)
{
if (!(supported_protocols & protocol_priority_flags[i].enable_flag)) continue;
disabled = !(cred->enabled_protocols & protocol_priority_flags[i].enable_flag);
if (using_vers_all && disabled) continue;
*p++ = ':';
*p++ = disabled ? '-' : '+';
strcpy(p, protocol_priority_flags[i].gnutls_flag);
p += strlen(p);
}
TRACE("Using %s priority\n", debugstr_a(priority));
err = pgnutls_priority_set_direct(s, priority, NULL);
if (err != GNUTLS_E_SUCCESS)
{
pgnutls_perror(err);
pgnutls_deinit(s);
free(transport);
return STATUS_INTERNAL_ERROR;
}
err = pgnutls_credentials_set(s, GNUTLS_CRD_CERTIFICATE, certificate_creds_from_handle(cred->credentials));
if (err != GNUTLS_E_SUCCESS)
{
pgnutls_perror(err);
pgnutls_deinit(s);
free(transport);
return STATUS_INTERNAL_ERROR;
}
pgnutls_transport_set_pull_function(s, pull_adapter);
if (flags & GNUTLS_DATAGRAM) pgnutls_transport_set_pull_timeout_function(s, pull_timeout);
pgnutls_transport_set_push_function(s, push_adapter);
pgnutls_transport_set_ptr(s, (gnutls_transport_ptr_t)transport);
*params->session = (ULONG_PTR)s;
return STATUS_SUCCESS;
}
static NTSTATUS schan_dispose_session( void *args )
{
const struct session_params *params = args;
gnutls_session_t s = session_from_handle(params->session);
struct schan_transport *t = (struct schan_transport *)pgnutls_transport_get_ptr(s);
pgnutls_transport_set_ptr(s, NULL);
pgnutls_deinit(s);
free(t);
return STATUS_SUCCESS;
}
static NTSTATUS schan_set_session_target( void *args )
{
const struct set_session_target_params *params = args;
gnutls_session_t s = session_from_handle(params->session);
pgnutls_server_name_set( s, GNUTLS_NAME_DNS, params->target, strlen(params->target) );
return STATUS_SUCCESS;
}
static NTSTATUS schan_handshake( void *args )
{
const struct handshake_params *params = args;
gnutls_session_t s = session_from_handle(params->session);
struct schan_transport *t = (struct schan_transport *)pgnutls_transport_get_ptr(s);
NTSTATUS status;
int err;
init_schan_buffers(&t->in, params->input);
t->in.limit = params->input_size;
init_schan_buffers(&t->out, params->output);
while (1)
{
err = pgnutls_handshake(s);
if (err == GNUTLS_E_SUCCESS)
{
TRACE("Handshake completed\n");
status = SEC_E_OK;
}
else if (err == GNUTLS_E_AGAIN)
{
TRACE("Continue...\n");
status = SEC_I_CONTINUE_NEEDED;
}
else if (err == GNUTLS_E_WARNING_ALERT_RECEIVED)
{
gnutls_alert_description_t alert = pgnutls_alert_get(s);
WARN("WARNING ALERT: %d %s\n", alert, pgnutls_alert_get_name(alert));
if (alert == GNUTLS_A_UNRECOGNIZED_NAME)
{
TRACE("Ignoring\n");
continue;
}
else
status = SEC_E_INTERNAL_ERROR;
}
else if (err == GNUTLS_E_FATAL_ALERT_RECEIVED)
{
gnutls_alert_description_t alert = pgnutls_alert_get(s);
WARN("FATAL ALERT: %d %s\n", alert, pgnutls_alert_get_name(alert));
status = SEC_E_INTERNAL_ERROR;
}
else
{
pgnutls_perror(err);
status = SEC_E_INTERNAL_ERROR;
}
break;
}
*params->input_offset = t->in.offset;
*params->output_buffer_idx = t->out.current_buffer_idx;
*params->output_offset = t->out.offset;
return status;
}
static DWORD get_protocol(gnutls_protocol_t proto)
{
/* FIXME: currently schannel only implements client connections, but
* there's no reason it couldn't be used for servers as well. The
* context doesn't tell us which it is, so assume client for now.
*/
switch (proto)
{
case GNUTLS_SSL3: return SP_PROT_SSL3_CLIENT;
case GNUTLS_TLS1_0: return SP_PROT_TLS1_0_CLIENT;
case GNUTLS_TLS1_1: return SP_PROT_TLS1_1_CLIENT;
case GNUTLS_TLS1_2: return SP_PROT_TLS1_2_CLIENT;
case GNUTLS_DTLS1_0: return SP_PROT_DTLS1_0_CLIENT;
case GNUTLS_DTLS1_2: return SP_PROT_DTLS1_2_CLIENT;
default:
FIXME("unknown protocol %d\n", proto);
return 0;
}
}
static ALG_ID get_cipher_algid(gnutls_cipher_algorithm_t cipher)
{
switch (cipher)
{
case GNUTLS_CIPHER_UNKNOWN:
case GNUTLS_CIPHER_NULL: return 0;
case GNUTLS_CIPHER_ARCFOUR_40:
case GNUTLS_CIPHER_ARCFOUR_128: return CALG_RC4;
case GNUTLS_CIPHER_DES_CBC: return CALG_DES;
case GNUTLS_CIPHER_3DES_CBC: return CALG_3DES;
case GNUTLS_CIPHER_AES_128_CBC:
case GNUTLS_CIPHER_AES_128_GCM: return CALG_AES_128;
case GNUTLS_CIPHER_AES_192_CBC: return CALG_AES_192;
case GNUTLS_CIPHER_AES_256_GCM:
case GNUTLS_CIPHER_AES_256_CBC: return CALG_AES_256;
case GNUTLS_CIPHER_RC2_40_CBC: return CALG_RC2;
default:
FIXME("unknown algorithm %d\n", cipher);
return 0;
}
}
static ALG_ID get_mac_algid(gnutls_mac_algorithm_t mac, gnutls_cipher_algorithm_t cipher)
{
switch (mac)
{
case GNUTLS_MAC_UNKNOWN:
case GNUTLS_MAC_NULL: return 0;
case GNUTLS_MAC_MD2: return CALG_MD2;
case GNUTLS_MAC_MD5: return CALG_MD5;
case GNUTLS_MAC_SHA1: return CALG_SHA1;
case GNUTLS_MAC_SHA256: return CALG_SHA_256;
case GNUTLS_MAC_SHA384: return CALG_SHA_384;
case GNUTLS_MAC_SHA512: return CALG_SHA_512;
case GNUTLS_MAC_AEAD:
/* When using AEAD (such as GCM), we return PRF algorithm instead
which is defined in RFC 5289. */
switch (cipher)
{
case GNUTLS_CIPHER_AES_128_GCM: return CALG_SHA_256;
case GNUTLS_CIPHER_AES_256_GCM: return CALG_SHA_384;
default:
break;
}
/* fall through */
default:
FIXME("unknown algorithm %d, cipher %d\n", mac, cipher);
return 0;
}
}
static ALG_ID get_kx_algid(int kx)
{
switch (kx)
{
case GNUTLS_KX_UNKNOWN: return 0;
case GNUTLS_KX_RSA:
case GNUTLS_KX_RSA_EXPORT: return CALG_RSA_KEYX;
case GNUTLS_KX_DHE_PSK:
case GNUTLS_KX_DHE_DSS:
case GNUTLS_KX_DHE_RSA: return CALG_DH_EPHEM;
case GNUTLS_KX_ANON_ECDH: return CALG_ECDH;
case GNUTLS_KX_ECDHE_RSA:
case GNUTLS_KX_ECDHE_PSK:
case GNUTLS_KX_ECDHE_ECDSA: return CALG_ECDH_EPHEM;
default:
FIXME("unknown algorithm %d\n", kx);
return 0;
}
}
static NTSTATUS schan_get_session_cipher_block_size( void *args )
{
const struct session_params *params = args;
gnutls_session_t s = session_from_handle(params->session);
return pgnutls_cipher_get_block_size(pgnutls_cipher_get(s));
}
static NTSTATUS schan_get_max_message_size( void *args )
{
const struct session_params *params = args;
gnutls_session_t s = session_from_handle(params->session);
return pgnutls_record_get_max_size(s);
}
static NTSTATUS schan_get_connection_info( void *args )
{
const struct get_connection_info_params *params = args;
gnutls_session_t s = session_from_handle(params->session);
SecPkgContext_ConnectionInfo *info = params->info;
gnutls_protocol_t proto = pgnutls_protocol_get_version(s);
gnutls_cipher_algorithm_t alg = pgnutls_cipher_get(s);
gnutls_mac_algorithm_t mac = pgnutls_mac_get(s);
gnutls_kx_algorithm_t kx = pgnutls_kx_get(s);
info->dwProtocol = get_protocol(proto);
info->aiCipher = get_cipher_algid(alg);
info->dwCipherStrength = pgnutls_cipher_get_key_size(alg) * 8;
info->aiHash = get_mac_algid(mac, alg);
info->dwHashStrength = pgnutls_mac_get_key_size(mac) * 8;
info->aiExch = get_kx_algid(kx);
/* FIXME: info->dwExchStrength? */
info->dwExchStrength = 0;
return SEC_E_OK;
}
static NTSTATUS schan_get_unique_channel_binding( void *args )
{
const struct get_unique_channel_binding_params *params = args;
gnutls_session_t s = session_from_handle(params->session);
gnutls_datum_t datum;
int rc;
SECURITY_STATUS ret;
rc = pgnutls_session_channel_binding(s, GNUTLS_CB_TLS_UNIQUE, &datum);
if (rc)
{
pgnutls_perror(rc);
return SEC_E_INTERNAL_ERROR;
}
if (params->buffer && *params->bufsize >= datum.size)
{
memcpy( params->buffer, datum.data, datum.size );
ret = SEC_E_OK;
}
else ret = SEC_E_BUFFER_TOO_SMALL;
*params->bufsize = datum.size;
free(datum.data);
return ret;
}
static NTSTATUS schan_get_key_signature_algorithm( void *args )
{
const struct session_params *params = args;
gnutls_session_t s = session_from_handle(params->session);
gnutls_kx_algorithm_t kx = pgnutls_kx_get(s);
TRACE("(%p)\n", s);
switch (kx)
{
case GNUTLS_KX_UNKNOWN: return 0;
case GNUTLS_KX_RSA:
case GNUTLS_KX_RSA_EXPORT:
case GNUTLS_KX_DHE_RSA:
case GNUTLS_KX_ECDHE_RSA: return CALG_RSA_SIGN;
case GNUTLS_KX_ECDHE_ECDSA: return CALG_ECDSA;
default:
FIXME("unknown algorithm %d\n", kx);
return 0;
}
}
static NTSTATUS schan_get_session_peer_certificate( void *args )
{
const struct get_session_peer_certificate_params *params = args;
gnutls_session_t s = session_from_handle(params->session);
const gnutls_datum_t *datum;
unsigned int i, size;
BYTE *ptr;
unsigned int count;
ULONG *sizes;
if (!(datum = pgnutls_certificate_get_peers(s, &count))) return SEC_E_INTERNAL_ERROR;
size = count * sizeof(*sizes);
for (i = 0; i < count; i++) size += datum[i].size;
if (!params->buffer || *params->bufsize < size)
{
*params->bufsize = size;
return SEC_E_BUFFER_TOO_SMALL;
}
sizes = (ULONG *)params->buffer;
ptr = params->buffer + count * sizeof(*sizes);
for (i = 0; i < count; i++)
{
sizes[i] = datum[i].size;
memcpy(ptr, datum[i].data, datum[i].size);
ptr += datum[i].size;
}
*params->bufsize = size;
*params->retcount = count;
return SEC_E_OK;
}
static NTSTATUS schan_send( void *args )
{
const struct send_params *params = args;
gnutls_session_t s = session_from_handle(params->session);
struct schan_transport *t = (struct schan_transport *)pgnutls_transport_get_ptr(s);
SSIZE_T ret, total = 0;
init_schan_buffers(&t->out, params->output);
for (;;)
{
ret = pgnutls_record_send(s, (const char *)params->buffer + total, params->length - total);
if (ret >= 0)
{
total += ret;
TRACE( "sent %ld now %ld/%u\n", ret, total, (unsigned)params->length );
if (total == params->length) break;
}
else if (ret == GNUTLS_E_AGAIN)
{
SIZE_T count = 0;
if (get_buffer(&t->out, &count)) continue;
return SEC_I_CONTINUE_NEEDED;
}
else
{
pgnutls_perror(ret);
return SEC_E_INTERNAL_ERROR;
}
}
*params->output_buffer_idx = t->out.current_buffer_idx;
*params->output_offset = t->out.offset;
return SEC_E_OK;
}
static NTSTATUS schan_recv( void *args )
{
const struct recv_params *params = args;
gnutls_session_t s = session_from_handle(params->session);
struct schan_transport *t = (struct schan_transport *)pgnutls_transport_get_ptr(s);
size_t data_size = *params->length;
size_t received = 0;
ssize_t ret;
SECURITY_STATUS status = SEC_E_OK;
init_schan_buffers(&t->in, params->input);
t->in.limit = params->input_size;
while (received < data_size)
{
ret = pgnutls_record_recv(s, (char *)params->buffer + received, data_size - received);
if (ret > 0) received += ret;
else if (!ret) break;
else if (ret == GNUTLS_E_AGAIN)
{
SIZE_T count = 0;
if (!get_buffer(&t->in, &count)) break;
}
else if (ret == GNUTLS_E_REHANDSHAKE)
{
TRACE("Rehandshake requested\n");
status = SEC_I_RENEGOTIATE;
break;
}
else
{
pgnutls_perror(ret);
return SEC_E_INTERNAL_ERROR;
}
}
*params->length = received;
return status;
}
static unsigned int parse_alpn_protocol_list(unsigned char *buffer, unsigned int buflen, gnutls_datum_t *list)
{
unsigned int len, offset = 0, count = 0;
while (buflen)
{
len = buffer[offset++];
buflen--;
if (!len || len > buflen) return 0;
if (list)
{
list[count].data = &buffer[offset];
list[count].size = len;
}
buflen -= len;
offset += len;
count++;
}
return count;
}
static NTSTATUS schan_set_application_protocols( void *args )
{
const struct set_application_protocols_params *params = args;
gnutls_session_t s = session_from_handle(params->session);
unsigned int extension_len, extension, count = 0, offset = 0;
unsigned short list_len;
gnutls_datum_t *protocols;
int ret;
if (sizeof(extension_len) > params->buflen) return STATUS_INVALID_PARAMETER;
extension_len = *(unsigned int *)&params->buffer[offset];
offset += sizeof(extension_len);
if (offset + sizeof(extension) > params->buflen) return STATUS_INVALID_PARAMETER;
extension = *(unsigned int *)&params->buffer[offset];
if (extension != SecApplicationProtocolNegotiationExt_ALPN)
{
FIXME("extension %u not supported\n", extension);
return STATUS_NOT_SUPPORTED;
}
offset += sizeof(extension);
if (offset + sizeof(list_len) > params->buflen) return STATUS_INVALID_PARAMETER;
list_len = *(unsigned short *)&params->buffer[offset];
offset += sizeof(list_len);
if (offset + list_len > params->buflen) return STATUS_INVALID_PARAMETER;
count = parse_alpn_protocol_list(&params->buffer[offset], list_len, NULL);
if (!count || !(protocols = malloc(count * sizeof(*protocols)))) return STATUS_NO_MEMORY;
parse_alpn_protocol_list(&params->buffer[offset], list_len, protocols);
if ((ret = pgnutls_alpn_set_protocols(s, protocols, count, GNUTLS_ALPN_SERVER_PRECEDENCE) < 0))
{
pgnutls_perror(ret);
}
free(protocols);
return STATUS_SUCCESS;
}
static NTSTATUS schan_get_application_protocol( void *args )
{
const struct get_application_protocol_params *params = args;
gnutls_session_t s = session_from_handle(params->session);
SecPkgContext_ApplicationProtocol *protocol = params->protocol;
gnutls_datum_t selected;
memset(protocol, 0, sizeof(*protocol));
if (pgnutls_alpn_get_selected_protocol(s, &selected) < 0) return SEC_E_OK;
if (selected.size <= sizeof(protocol->ProtocolId))
{
protocol->ProtoNegoStatus = SecApplicationProtocolNegotiationStatus_Success;
protocol->ProtoNegoExt = SecApplicationProtocolNegotiationExt_ALPN;
protocol->ProtocolIdSize = selected.size;
memcpy(protocol->ProtocolId, selected.data, selected.size);
TRACE("returning %s\n", wine_dbgstr_an((const char *)selected.data, selected.size));
}
return SEC_E_OK;
}
static NTSTATUS schan_set_dtls_mtu( void *args )
{
const struct set_dtls_mtu_params *params = args;
gnutls_session_t s = session_from_handle(params->session);
pgnutls_dtls_set_mtu(s, params->mtu);
TRACE("MTU set to %u\n", params->mtu);
return SEC_E_OK;
}
static NTSTATUS schan_set_dtls_timeouts( void *args )
{
const struct set_dtls_timeouts_params *params = args;
gnutls_session_t s = session_from_handle(params->session);
pgnutls_dtls_set_timeouts(s, params->retrans_timeout, params->total_timeout);
return SEC_E_OK;
}
static inline void reverse_bytes(BYTE *buf, ULONG len)
{
BYTE tmp;
ULONG i;
for (i = 0; i < len / 2; i++)
{
tmp = buf[i];
buf[i] = buf[len - i - 1];
buf[len - i - 1] = tmp;
}
}
static ULONG set_component(gnutls_datum_t *comp, BYTE *data, ULONG len, ULONG *buflen)
{
comp->data = data;
comp->size = len;
reverse_bytes(comp->data, comp->size);
if (comp->data[0] & 0x80) /* add leading 0 byte if most significant bit is set */
{
memmove(comp->data + 1, comp->data, *buflen);
comp->data[0] = 0;
comp->size++;
}
*buflen -= comp->size;
return comp->size;
}
static gnutls_x509_privkey_t get_x509_key(ULONG key_size, const BYTE *key_blob)
{
gnutls_privkey_t key = NULL;
gnutls_x509_privkey_t x509key = NULL;
gnutls_datum_t m, e, d, p, q, u, e1, e2;
BYTE *ptr;
RSAPUBKEY *rsakey;
DWORD size = key_size;
int ret;
if (size < sizeof(BLOBHEADER)) return NULL;
rsakey = (RSAPUBKEY *)(key_blob + sizeof(BLOBHEADER));
TRACE("RSA key bitlen %u pubexp %u\n", (unsigned)rsakey->bitlen, (unsigned)rsakey->pubexp);
size -= sizeof(BLOBHEADER) + FIELD_OFFSET(RSAPUBKEY, pubexp);
set_component(&e, (BYTE *)&rsakey->pubexp, sizeof(rsakey->pubexp), &size);
ptr = (BYTE *)(rsakey + 1);
ptr += set_component(&m, ptr, rsakey->bitlen / 8, &size);
ptr += set_component(&p, ptr, rsakey->bitlen / 16, &size);
ptr += set_component(&q, ptr, rsakey->bitlen / 16, &size);
ptr += set_component(&e1, ptr, rsakey->bitlen / 16, &size);
ptr += set_component(&e2, ptr, rsakey->bitlen / 16, &size);
ptr += set_component(&u, ptr, rsakey->bitlen / 16, &size);
ptr += set_component(&d, ptr, rsakey->bitlen / 8, &size);
if ((ret = pgnutls_privkey_init(&key)) < 0)
{
pgnutls_perror(ret);
return NULL;
}
if (((ret = pgnutls_privkey_import_rsa_raw(key, &m, &e, &d, &p, &q, &u, &e1, &e2)) < 0) ||
(ret = pgnutls_privkey_export_x509(key, &x509key)) < 0)
{
pgnutls_perror(ret);
pgnutls_privkey_deinit(key);
return NULL;
}
return x509key;
}
static gnutls_x509_crt_t get_x509_crt(const struct allocate_certificate_credentials_params *params)
{
gnutls_datum_t data;
gnutls_x509_crt_t crt;
int ret;
if (params->cert_encoding != X509_ASN_ENCODING)
{
FIXME("encoding type %u not supported\n", (unsigned)params->cert_encoding);
return NULL;
}
if ((ret = pgnutls_x509_crt_init(&crt)) < 0)
{
pgnutls_perror(ret);
return NULL;
}
data.data = params->cert_blob;
data.size = params->cert_size;
if ((ret = pgnutls_x509_crt_import(crt, &data, GNUTLS_X509_FMT_DER)) < 0)
{
pgnutls_perror(ret);
pgnutls_x509_crt_deinit(crt);
return NULL;
}
return crt;
}
static NTSTATUS schan_allocate_certificate_credentials( void *args )
{
const struct allocate_certificate_credentials_params *params = args;
gnutls_certificate_credentials_t creds;
gnutls_x509_crt_t crt;
gnutls_x509_privkey_t key;
int ret;
ret = pgnutls_certificate_allocate_credentials(&creds);
if (ret != GNUTLS_E_SUCCESS)
{
pgnutls_perror(ret);
return STATUS_INTERNAL_ERROR;
}
if (!params->cert_blob)
{
params->c->credentials = (ULONG_PTR)creds;
return STATUS_SUCCESS;
}
if (!(crt = get_x509_crt(params)))
{
pgnutls_certificate_free_credentials(creds);
return STATUS_INTERNAL_ERROR;
}
if (!(key = get_x509_key(params->key_size, params->key_blob)))
{
pgnutls_x509_crt_deinit(crt);
pgnutls_certificate_free_credentials(creds);
return STATUS_INTERNAL_ERROR;
}
ret = pgnutls_certificate_set_x509_key(creds, &crt, 1, key);
pgnutls_x509_privkey_deinit(key);
pgnutls_x509_crt_deinit(crt);
if (ret != GNUTLS_E_SUCCESS)
{
pgnutls_perror(ret);
pgnutls_certificate_free_credentials(creds);
return STATUS_INTERNAL_ERROR;
}
params->c->credentials = (ULONG_PTR)creds;
return STATUS_SUCCESS;
}
static NTSTATUS schan_free_certificate_credentials( void *args )
{
const struct free_certificate_credentials_params *params = args;
pgnutls_certificate_free_credentials(certificate_creds_from_handle(params->c->credentials));
return STATUS_SUCCESS;
}
static void gnutls_log(int level, const char *msg)
{
TRACE("<%d> %s", level, msg);
}
static NTSTATUS process_attach( void *args )
{
const char *env_str;
int ret;
if ((env_str = getenv("GNUTLS_SYSTEM_PRIORITY_FILE")))
{
WARN("GNUTLS_SYSTEM_PRIORITY_FILE is %s.\n", debugstr_a(env_str));
}
else
{
WARN("Setting GNUTLS_SYSTEM_PRIORITY_FILE to \"/dev/null\".\n");
setenv("GNUTLS_SYSTEM_PRIORITY_FILE", "/dev/null", 0);
}
libgnutls_handle = dlopen(SONAME_LIBGNUTLS, RTLD_NOW);
if (!libgnutls_handle)
{
ERR_(winediag)("Failed to load libgnutls, secure connections will not be available.\n");
return STATUS_DLL_NOT_FOUND;
}
#define LOAD_FUNCPTR(f) \
if (!(p##f = dlsym(libgnutls_handle, #f))) \
{ \
ERR("Failed to load %s\n", #f); \
goto fail; \
}
LOAD_FUNCPTR(gnutls_alert_get)
LOAD_FUNCPTR(gnutls_alert_get_name)
LOAD_FUNCPTR(gnutls_certificate_allocate_credentials)
LOAD_FUNCPTR(gnutls_certificate_free_credentials)
LOAD_FUNCPTR(gnutls_certificate_get_peers)
LOAD_FUNCPTR(gnutls_certificate_set_x509_key)
LOAD_FUNCPTR(gnutls_cipher_get)
LOAD_FUNCPTR(gnutls_cipher_get_key_size)
LOAD_FUNCPTR(gnutls_credentials_set)
LOAD_FUNCPTR(gnutls_deinit)
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_handshake)
LOAD_FUNCPTR(gnutls_init)
LOAD_FUNCPTR(gnutls_kx_get)
LOAD_FUNCPTR(gnutls_mac_get)
LOAD_FUNCPTR(gnutls_mac_get_key_size)
LOAD_FUNCPTR(gnutls_perror)
LOAD_FUNCPTR(gnutls_protocol_get_version)
LOAD_FUNCPTR(gnutls_priority_set_direct)
LOAD_FUNCPTR(gnutls_privkey_deinit)
LOAD_FUNCPTR(gnutls_privkey_init)
LOAD_FUNCPTR(gnutls_record_get_max_size);
LOAD_FUNCPTR(gnutls_record_recv);
LOAD_FUNCPTR(gnutls_record_send);
LOAD_FUNCPTR(gnutls_server_name_set)
LOAD_FUNCPTR(gnutls_session_channel_binding)
LOAD_FUNCPTR(gnutls_transport_get_ptr)
LOAD_FUNCPTR(gnutls_transport_set_errno)
LOAD_FUNCPTR(gnutls_transport_set_ptr)
LOAD_FUNCPTR(gnutls_transport_set_pull_function)
LOAD_FUNCPTR(gnutls_transport_set_push_function)
LOAD_FUNCPTR(gnutls_x509_crt_deinit)
LOAD_FUNCPTR(gnutls_x509_crt_import)
LOAD_FUNCPTR(gnutls_x509_crt_init)
LOAD_FUNCPTR(gnutls_x509_privkey_deinit)
#undef LOAD_FUNCPTR
if (!(pgnutls_cipher_get_block_size = dlsym(libgnutls_handle, "gnutls_cipher_get_block_size")))
{
WARN("gnutls_cipher_get_block_size not found\n");
pgnutls_cipher_get_block_size = compat_cipher_get_block_size;
}
if (!(pgnutls_transport_set_pull_timeout_function = dlsym(libgnutls_handle, "gnutls_transport_set_pull_timeout_function")))
{
WARN("gnutls_transport_set_pull_timeout_function not found\n");
pgnutls_transport_set_pull_timeout_function = compat_gnutls_transport_set_pull_timeout_function;
}
if (!(pgnutls_alpn_set_protocols = dlsym(libgnutls_handle, "gnutls_alpn_set_protocols")))
{
WARN("gnutls_alpn_set_protocols not found\n");
pgnutls_alpn_set_protocols = compat_gnutls_alpn_set_protocols;
}
if (!(pgnutls_alpn_get_selected_protocol = dlsym(libgnutls_handle, "gnutls_alpn_get_selected_protocol")))
{
WARN("gnutls_alpn_get_selected_protocol not found\n");
pgnutls_alpn_get_selected_protocol = compat_gnutls_alpn_get_selected_protocol;
}
if (!(pgnutls_dtls_set_mtu = dlsym(libgnutls_handle, "gnutls_dtls_set_mtu")))
{
WARN("gnutls_dtls_set_mtu not found\n");
pgnutls_dtls_set_mtu = compat_gnutls_dtls_set_mtu;
}
if (!(pgnutls_dtls_set_timeouts = dlsym(libgnutls_handle, "gnutls_dtls_set_timeouts")))
{
WARN("gnutls_dtls_set_timeouts not found\n");
pgnutls_dtls_set_timeouts = compat_gnutls_dtls_set_timeouts;
}
if (!(pgnutls_privkey_export_x509 = dlsym(libgnutls_handle, "gnutls_privkey_export_x509")))
{
WARN("gnutls_privkey_export_x509 not found\n");
pgnutls_privkey_export_x509 = compat_gnutls_privkey_export_x509;
}
if (!(pgnutls_privkey_import_rsa_raw = dlsym(libgnutls_handle, "gnutls_privkey_import_rsa_raw")))
{
WARN("gnutls_privkey_import_rsa_raw not found\n");
pgnutls_privkey_import_rsa_raw = compat_gnutls_privkey_import_rsa_raw;
}
ret = pgnutls_global_init();
if (ret != GNUTLS_E_SUCCESS)
{
pgnutls_perror(ret);
goto fail;
}
if (TRACE_ON(secur32))
{
pgnutls_global_set_log_level(4);
pgnutls_global_set_log_function(gnutls_log);
}
check_supported_protocols();
return STATUS_SUCCESS;
fail:
dlclose(libgnutls_handle);
libgnutls_handle = NULL;
return STATUS_DLL_NOT_FOUND;
}
static NTSTATUS process_detach( void *args )
{
pgnutls_global_deinit();
dlclose(libgnutls_handle);
libgnutls_handle = NULL;
return STATUS_SUCCESS;
}
const unixlib_entry_t __wine_unix_call_funcs[] =
{
process_attach,
process_detach,
schan_allocate_certificate_credentials,
schan_create_session,
schan_dispose_session,
schan_free_certificate_credentials,
schan_get_application_protocol,
schan_get_connection_info,
schan_get_enabled_protocols,
schan_get_key_signature_algorithm,
schan_get_max_message_size,
schan_get_session_cipher_block_size,
schan_get_session_peer_certificate,
schan_get_unique_channel_binding,
schan_handshake,
schan_recv,
schan_send,
schan_set_application_protocols,
schan_set_dtls_mtu,
schan_set_session_target,
schan_set_dtls_timeouts,
};
#ifdef _WIN64
typedef ULONG PTR32;
typedef struct SecBufferDesc32
{
ULONG ulVersion;
ULONG cBuffers;
PTR32 pBuffers;
} SecBufferDesc32;
typedef struct SecBuffer32
{
ULONG cbBuffer;
ULONG BufferType;
PTR32 pvBuffer;
} SecBuffer32;
static NTSTATUS wow64_schan_allocate_certificate_credentials( void *args )
{
struct
{
PTR32 c;
ULONG cert_encoding;
ULONG cert_size;
PTR32 cert_blob;
ULONG key_size;
PTR32 key_blob;
} const *params32 = args;
struct allocate_certificate_credentials_params params =
{
ULongToPtr(params32->c),
params32->cert_encoding,
params32->cert_size,
ULongToPtr(params32->cert_blob),
params32->key_size,
ULongToPtr(params32->key_blob),
};
return schan_allocate_certificate_credentials(&params);
}
static NTSTATUS wow64_schan_create_session( void *args )
{
struct
{
PTR32 cred;
PTR32 session;
} const *params32 = args;
struct create_session_params params =
{
ULongToPtr(params32->cred),
ULongToPtr(params32->session),
};
return schan_create_session(&params);
}
static NTSTATUS wow64_schan_free_certificate_credentials( void *args )
{
struct
{
PTR32 c;
} const *params32 = args;
struct free_certificate_credentials_params params =
{
ULongToPtr(params32->c),
};
return schan_free_certificate_credentials(&params);
}
static NTSTATUS wow64_schan_get_application_protocol( void *args )
{
struct
{
schan_session session;
PTR32 protocol;
} const *params32 = args;
struct get_application_protocol_params params =
{
params32->session,
ULongToPtr(params32->protocol),
};
return schan_get_application_protocol(&params);
}
static NTSTATUS wow64_schan_get_connection_info( void *args )
{
struct
{
schan_session session;
PTR32 info;
} const *params32 = args;
struct get_connection_info_params params =
{
params32->session,
ULongToPtr(params32->info),
};
return schan_get_connection_info(&params);
}
static NTSTATUS wow64_schan_get_session_peer_certificate( void *args )
{
struct
{
schan_session session;
PTR32 buffer;
PTR32 bufsize;
PTR32 retcount;
} const *params32 = args;
struct get_session_peer_certificate_params params =
{
params32->session,
ULongToPtr(params32->buffer),
ULongToPtr(params32->bufsize),
ULongToPtr(params32->retcount),
};
return schan_get_session_peer_certificate(&params);
}
static NTSTATUS wow64_schan_get_unique_channel_binding( void *args )
{
struct
{
schan_session session;
PTR32 buffer;
PTR32 bufsize;
} const *params32 = args;
struct get_unique_channel_binding_params params =
{
params32->session,
ULongToPtr(params32->buffer),
ULongToPtr(params32->bufsize),
};
return schan_get_unique_channel_binding(&params);
}
static void secbufferdesc_32to64(const SecBufferDesc32 *desc32, SecBufferDesc *desc)
{
unsigned int i;
desc->ulVersion = desc32->ulVersion;
desc->cBuffers = desc32->cBuffers;
for (i = 0; i < desc->cBuffers; ++i)
{
SecBuffer32 *buffer32 = ULongToPtr(desc32->pBuffers + i * sizeof(*buffer32));
desc->pBuffers[i].cbBuffer = buffer32->cbBuffer;
desc->pBuffers[i].BufferType = buffer32->BufferType;
desc->pBuffers[i].pvBuffer = ULongToPtr(buffer32->pvBuffer);
}
}
static NTSTATUS wow64_schan_handshake( void *args )
{
SecBuffer input_buffers[3];
SecBufferDesc input = { 0, 0, input_buffers };
SecBuffer output_buffers[3];
SecBufferDesc output = { 0, 0, output_buffers };
struct
{
schan_session session;
PTR32 input;
ULONG input_size;
PTR32 output;
PTR32 input_offset;
PTR32 output_buffer_idx;
PTR32 output_offset;
} const *params32 = args;
struct handshake_params params =
{
params32->session,
params32->input ? &input : NULL,
params32->input_size,
params32->output ? &output : NULL,
ULongToPtr(params32->input_offset),
ULongToPtr(params32->output_buffer_idx),
ULongToPtr(params32->output_offset),
};
if (params32->input)
{
SecBufferDesc32 *desc32 = ULongToPtr(params32->input);
assert(desc32->cBuffers <= ARRAY_SIZE(input_buffers));
secbufferdesc_32to64(desc32, &input);
}
if (params32->output)
{
SecBufferDesc32 *desc32 = ULongToPtr(params32->output);
assert(desc32->cBuffers <= ARRAY_SIZE(output_buffers));
secbufferdesc_32to64(desc32, &output);
}
return schan_handshake(&params);
}
static NTSTATUS wow64_schan_recv( void *args )
{
SecBuffer buffers[3];
SecBufferDesc input = { 0, 0, buffers };
struct
{
schan_session session;
PTR32 input;
ULONG input_size;
PTR32 buffer;
PTR32 length;
} const *params32 = args;
struct recv_params params =
{
params32->session,
params32->input ? &input : NULL,
params32->input_size,
ULongToPtr(params32->buffer),
ULongToPtr(params32->length),
};
if (params32->input)
{
SecBufferDesc32 *desc32 = ULongToPtr(params32->input);
assert(desc32->cBuffers <= ARRAY_SIZE(buffers));
secbufferdesc_32to64(desc32, &input);
}
return schan_recv(&params);
}
static NTSTATUS wow64_schan_send( void *args )
{
SecBuffer buffers[3];
SecBufferDesc output = { 0, 0, buffers };
struct
{
schan_session session;
PTR32 output;
PTR32 buffer;
ULONG length;
PTR32 output_buffer_idx;
PTR32 output_offset;
} const *params32 = args;
struct send_params params =
{
params32->session,
params32->output ? &output : NULL,
ULongToPtr(params32->buffer),
params32->length,
ULongToPtr(params32->output_buffer_idx),
ULongToPtr(params32->output_offset),
};
if (params32->output)
{
SecBufferDesc32 *desc32 = ULongToPtr(params32->output);
assert(desc32->cBuffers <= ARRAY_SIZE(buffers));
secbufferdesc_32to64(desc32, &output);
}
return schan_send(&params);
}
static NTSTATUS wow64_schan_set_application_protocols( void *args )
{
struct
{
schan_session session;
PTR32 buffer;
unsigned int buflen;
} const *params32 = args;
struct set_application_protocols_params params =
{
params32->session,
ULongToPtr(params32->buffer),
params32->buflen,
};
return schan_set_application_protocols(&params);
}
static NTSTATUS wow64_schan_set_session_target( void *args )
{
struct
{
schan_session session;
PTR32 target;
} const *params32 = args;
struct set_session_target_params params =
{
params32->session,
ULongToPtr(params32->target),
};
return schan_set_session_target(&params);
}
const unixlib_entry_t __wine_unix_call_wow64_funcs[] =
{
process_attach,
process_detach,
wow64_schan_allocate_certificate_credentials,
wow64_schan_create_session,
schan_dispose_session,
wow64_schan_free_certificate_credentials,
wow64_schan_get_application_protocol,
wow64_schan_get_connection_info,
schan_get_enabled_protocols,
schan_get_key_signature_algorithm,
schan_get_max_message_size,
schan_get_session_cipher_block_size,
wow64_schan_get_session_peer_certificate,
wow64_schan_get_unique_channel_binding,
wow64_schan_handshake,
wow64_schan_recv,
wow64_schan_send,
wow64_schan_set_application_protocols,
schan_set_dtls_mtu,
wow64_schan_set_session_target,
schan_set_dtls_timeouts,
};
#endif /* _WIN64 */
#endif /* SONAME_LIBGNUTLS */
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