dlls/secur32/secur32_priv.h

   1 /*
   2  * secur32 private definitions.
   3  *
   4  * Copyright (C) 2004 Juan Lang
   5  *
   6  * This library is free software; you can redistribute it and/or
   7  * modify it under the terms of the GNU Lesser General Public
   8  * License as published by the Free Software Foundation; either
   9  * version 2.1 of the License, or (at your option) any later version.
  10  *
  11  * This library is distributed in the hope that it will be useful,
  12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  14  * Lesser General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU Lesser General Public
  17  * License along with this library; if not, write to the Free Software
  18  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  19  */
  20
  21 #ifndef __SECUR32_PRIV_H__
  22 #define __SECUR32_PRIV_H__
  23
  24 #include <sys/types.h>
  25 #include <limits.h>
  26 #include "schannel.h"
  27 #include "wine/list.h"
  28
  29 extern HINSTANCE hsecur32 DECLSPEC_HIDDEN;
  30
  31 typedef struct _SecureProvider
  32 {
  33     struct list             entry;
  34     BOOL                    loaded;
  35     PWSTR                   moduleName;
  36     HMODULE                 lib;
  37     SecurityFunctionTableA  fnTableA;
  38     SecurityFunctionTableW  fnTableW;
  39 } SecureProvider;
  40
  41 typedef struct _SecurePackage
  42 {
  43     struct list     entry;
  44     SecPkgInfoW     infoW;
  45     SecureProvider *provider;
  46 } SecurePackage;
  47
  48 /* Allocates space for and initializes a new provider.  If fnTableA or fnTableW
  49  * is non-NULL, assumes the provider is built-in, and if moduleName is non-NULL,
  50  * means must load the LSA/user mode functions tables from external SSP/AP module.
  51  * Otherwise moduleName must not be NULL.
  52  * Returns a pointer to the stored provider entry, for use adding packages.
  53  */
  54 SecureProvider *SECUR32_addProvider(const SecurityFunctionTableA *fnTableA,
  55  const SecurityFunctionTableW *fnTableW, PCWSTR moduleName) DECLSPEC_HIDDEN;
  56
  57 /* Allocates space for and adds toAdd packages with the given provider.
  58  * provider must not be NULL, and either infoA or infoW may be NULL, but not
  59  * both.
  60  */
  61 void SECUR32_addPackages(SecureProvider *provider, ULONG toAdd,
  62  const SecPkgInfoA *infoA, const SecPkgInfoW *infoW) DECLSPEC_HIDDEN;
  63
  64 /* Tries to find the package named packageName.  If it finds it, implicitly
  65  * loads the package if it isn't already loaded.
  66  */
  67 SecurePackage *SECUR32_findPackageW(PCWSTR packageName) DECLSPEC_HIDDEN;
  68
  69 /* Tries to find the package named packageName.  (Thunks to _findPackageW)
  70  */
  71 SecurePackage *SECUR32_findPackageA(PCSTR packageName) DECLSPEC_HIDDEN;
  72
  73 /* Initialization functions for built-in providers */
  74 void SECUR32_initSchannelSP(void) DECLSPEC_HIDDEN;
  75 void SECUR32_initNegotiateSP(void) DECLSPEC_HIDDEN;
  76 void load_auth_packages(void) DECLSPEC_HIDDEN;
  77
  78 /* Cleanup functions for built-in providers */
  79 void SECUR32_deinitSchannelSP(void) DECLSPEC_HIDDEN;
  80
  81 /* schannel internal interface */
  82 typedef struct schan_session_opaque *schan_session;
  83
  84 typedef struct schan_credentials
  85 {
  86     ULONG credential_use;
  87     void *credentials;
  88     DWORD enabled_protocols;
  89 } schan_credentials;
  90
  91 struct schan_transport;
  92
  93 struct schan_buffers
  94 {
  95     SIZE_T offset;
  96     SIZE_T limit;
  97     const SecBufferDesc *desc;
  98     int current_buffer_idx;
  99     BOOL allow_buffer_resize;
 100     int (*get_next_buffer)(const struct schan_transport *, struct schan_buffers *);
 101 };
 102
 103 struct schan_transport
 104 {
 105     struct schan_context *ctx;
 106     struct schan_buffers in;
 107     struct schan_buffers out;
 108 };
 109
 110 struct schan_cert_list
 111 {
 112     unsigned int count;
 113     CERT_BLOB   *certs;
 114 };
 115
 116 struct schan_funcs
 117 {
 118     BOOL (CDECL *allocate_certificate_credentials)(schan_credentials *, const CERT_CONTEXT *, const DATA_BLOB *);
 119     BOOL (CDECL *create_session)(schan_session *, schan_credentials *);
 120     void (CDECL *dispose_session)(schan_session);
 121     void (CDECL *free_certificate_credentials)(schan_credentials *);
 122     SECURITY_STATUS (CDECL *get_application_protocol)(schan_session, SecPkgContext_ApplicationProtocol *);
 123     SECURITY_STATUS (CDECL *get_connection_info)(schan_session, SecPkgContext_ConnectionInfo *);
 124     DWORD (CDECL *get_enabled_protocols)(void);
 125     ALG_ID (CDECL *get_key_signature_algorithm)(schan_session);
 126     unsigned int (CDECL *get_max_message_size)(schan_session);
 127     unsigned int (CDECL *get_session_cipher_block_size)(schan_session);
 128     SECURITY_STATUS (CDECL *get_session_peer_certificate)(schan_session, struct schan_cert_list *);
 129     SECURITY_STATUS (CDECL *get_unique_channel_binding)(schan_session, SecPkgContext_Bindings *);
 130     SECURITY_STATUS (CDECL *handshake)(schan_session session);
 131     SECURITY_STATUS (CDECL *recv)(schan_session, void *, SIZE_T *);
 132     SECURITY_STATUS (CDECL *send)(schan_session, const void *, SIZE_T *);
 133     void (CDECL *set_application_protocols)(schan_session, unsigned char *, unsigned int);
 134     SECURITY_STATUS (CDECL *set_dtls_mtu)(schan_session, unsigned int);
 135     void (CDECL *set_session_target)(schan_session, const char *);
 136     void (CDECL *set_session_transport)(schan_session, struct schan_transport *);
 137 };
 138
 139 struct schan_callbacks
 140 {
 141     char * (CDECL *get_buffer)(const struct schan_transport *, struct schan_buffers *, SIZE_T *);
 142     schan_session (CDECL *get_session_for_transport)(struct schan_transport *);
 143     int CDECL (CDECL *pull)(struct schan_transport *, void *, size_t *);
 144     int CDECL (CDECL *push)(struct schan_transport *, const void *, size_t *);
 145 };
 146
 147 extern const struct schan_funcs *schan_funcs;
 148
 149 #endif /* __SECUR32_PRIV_H__ */