secur32: Move Schannel support to a Unix library.

dlls/secur32/secur32.c

@@ -40,6 +40,8 @@
 
 WINE_DEFAULT_DEBUG_CHANNEL(secur32);
 
+HINSTANCE hsecur32;
+
 /**
  *  Type definitions
  */
@@ -1246,6 +1248,7 @@ BOOL WINAPI DllMain(HINSTANCE hinstDLL, DWORD reason, LPVOID reserved)
     switch (reason)
     {
     case DLL_PROCESS_ATTACH:
+        hsecur32 = hinstDLL;
         DisableThreadLibraryCalls(hinstDLL);
         SECUR32_initializeProviders();
         break;

dlls/secur32/secur32_priv.h

@@ -27,6 +27,8 @@
 #include "wine/list.h"
 #include "schannel.h"
 
+extern HINSTANCE hsecur32 DECLSPEC_HIDDEN;
+
 typedef struct _SecureProvider
 {
     struct list             entry;
@@ -83,7 +85,7 @@ void load_auth_packages(void) DECLSPEC_HIDDEN;
 void SECUR32_deinitSchannelSP(void) DECLSPEC_HIDDEN;
 
 /* schannel internal interface */
-typedef struct schan_imp_session_opaque *schan_imp_session;
+typedef struct schan_session_opaque *schan_session;
 
 typedef struct schan_credentials
 {
@@ -111,40 +113,43 @@ struct schan_transport
     struct schan_buffers out;
 };
 
-char *schan_get_buffer(const struct schan_transport *t, struct schan_buffers *s, SIZE_T *count) DECLSPEC_HIDDEN;
-extern int schan_pull(struct schan_transport *t, void *buff, size_t *buff_len) DECLSPEC_HIDDEN;
-extern int schan_push(struct schan_transport *t, const void *buff, size_t *buff_len) DECLSPEC_HIDDEN;
-
-extern schan_imp_session schan_session_for_transport(struct schan_transport* t) DECLSPEC_HIDDEN;
-
-/* schannel implementation interface */
-extern BOOL schan_imp_create_session(schan_imp_session *session, schan_credentials *cred) DECLSPEC_HIDDEN;
-extern void schan_imp_dispose_session(schan_imp_session session) DECLSPEC_HIDDEN;
-extern void schan_imp_set_session_transport(schan_imp_session session,
-                                            struct schan_transport *t) DECLSPEC_HIDDEN;
-extern void schan_imp_set_session_target(schan_imp_session session, const char *target) DECLSPEC_HIDDEN;
-extern SECURITY_STATUS schan_imp_handshake(schan_imp_session session) DECLSPEC_HIDDEN;
-extern unsigned int schan_imp_get_session_cipher_block_size(schan_imp_session session) DECLSPEC_HIDDEN;
-extern unsigned int schan_imp_get_max_message_size(schan_imp_session session) DECLSPEC_HIDDEN;
-extern ALG_ID schan_imp_get_key_signature_algorithm(schan_imp_session session) DECLSPEC_HIDDEN;
-extern SECURITY_STATUS schan_imp_get_connection_info(schan_imp_session session,
-                                                     SecPkgContext_ConnectionInfo *info) DECLSPEC_HIDDEN;
-extern SECURITY_STATUS schan_imp_get_unique_channel_binding(schan_imp_session session,
-                                                            SecPkgContext_Bindings *bindings) DECLSPEC_HIDDEN;
-extern SECURITY_STATUS schan_imp_get_session_peer_certificate(schan_imp_session session, HCERTSTORE,
-                                                              PCCERT_CONTEXT *cert) DECLSPEC_HIDDEN;
-extern SECURITY_STATUS schan_imp_send(schan_imp_session session, const void *buffer,
-                                      SIZE_T *length) DECLSPEC_HIDDEN;
-extern SECURITY_STATUS schan_imp_recv(schan_imp_session session, void *buffer,
-                                      SIZE_T *length) DECLSPEC_HIDDEN;
-extern BOOL schan_imp_allocate_certificate_credentials(schan_credentials *, const CERT_CONTEXT *) DECLSPEC_HIDDEN;
-extern void schan_imp_free_certificate_credentials(schan_credentials*) DECLSPEC_HIDDEN;
-extern DWORD schan_imp_enabled_protocols(void) DECLSPEC_HIDDEN;
-extern BOOL schan_imp_init(void) DECLSPEC_HIDDEN;
-extern void schan_imp_deinit(void) DECLSPEC_HIDDEN;
-extern void schan_imp_set_application_protocols(schan_imp_session, unsigned char *, unsigned int) DECLSPEC_HIDDEN;
-extern SECURITY_STATUS schan_imp_get_application_protocol(schan_imp_session,
-                                                          SecPkgContext_ApplicationProtocol *) DECLSPEC_HIDDEN;
-extern SECURITY_STATUS schan_imp_set_dtls_mtu(schan_imp_session, unsigned int) DECLSPEC_HIDDEN;
-
-#endif /* ndef __SECUR32_PRIV_H__ */
+struct schan_cert_list
+{
+    unsigned int count;
+    CERT_BLOB   *certs;
+};
+
+struct schan_funcs
+{
+    BOOL (CDECL *allocate_certificate_credentials)(schan_credentials *, const CERT_CONTEXT *, const DATA_BLOB *);
+    BOOL (CDECL *create_session)(schan_session *, schan_credentials *);
+    void (CDECL *dispose_session)(schan_session);
+    void (CDECL *free_certificate_credentials)(schan_credentials *);
+    SECURITY_STATUS (CDECL *get_application_protocol)(schan_session, SecPkgContext_ApplicationProtocol *);
+    SECURITY_STATUS (CDECL *get_connection_info)(schan_session, SecPkgContext_ConnectionInfo *);
+    DWORD (CDECL *get_enabled_protocols)(void);
+    ALG_ID (CDECL *get_key_signature_algorithm)(schan_session);
+    unsigned int (CDECL *get_max_message_size)(schan_session);
+    unsigned int (CDECL *get_session_cipher_block_size)(schan_session);
+    SECURITY_STATUS (CDECL *get_session_peer_certificate)(schan_session, struct schan_cert_list *);
+    SECURITY_STATUS (CDECL *get_unique_channel_binding)(schan_session, SecPkgContext_Bindings *);
+    SECURITY_STATUS (CDECL *handshake)(schan_session session);
+    SECURITY_STATUS (CDECL *recv)(schan_session, void *, SIZE_T *);
+    SECURITY_STATUS (CDECL *send)(schan_session, const void *, SIZE_T *);
+    void (CDECL *set_application_protocols)(schan_session, unsigned char *, unsigned int);
+    SECURITY_STATUS (CDECL *set_dtls_mtu)(schan_session, unsigned int);
+    void (CDECL *set_session_target)(schan_session, const char *);
+    void (CDECL *set_session_transport)(schan_session, struct schan_transport *);
+};
+
+struct schan_callbacks
+{
+    char * (CDECL *get_buffer)(const struct schan_transport *, struct schan_buffers *, SIZE_T *);
+    schan_session (CDECL *get_session_for_transport)(struct schan_transport *);
+    int CDECL (CDECL *pull)(struct schan_transport *, void *, size_t *);
+    int CDECL (CDECL *push)(struct schan_transport *, const void *, size_t *);
+};
+
+extern const struct schan_funcs *schan_funcs;
+
+#endif /* __SECUR32_PRIV_H__ */