reactos/dll/win32/schannel/schannel_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 __SCHANNEL_PRIV_H__
  22 #define __SCHANNEL_PRIV_H__
  23
  24 typedef struct _SecureProvider
  25 {
  26     struct list             entry;
  27     BOOL                    loaded;
  28     PWSTR                   moduleName;
  29     HMODULE                 lib;
  30 } SecureProvider;
  31
  32 typedef struct _SecurePackage
  33 {
  34     struct list     entry;
  35     SecPkgInfoW     infoW;
  36     SecureProvider *provider;
  37 } SecurePackage;
  38
  39 /* Allocates space for and initializes a new provider.  If fnTableA or fnTableW
  40  * is non-NULL, assumes the provider is built-in, and if moduleName is non-NULL,
  41  * means must load the LSA/user mode functions tables from external SSP/AP module.
  42  * Otherwise moduleName must not be NULL.
  43  * Returns a pointer to the stored provider entry, for use adding packages.
  44  */
  45 SecureProvider *SECUR32_addProvider(const SecurityFunctionTableA *fnTableA,
  46  const SecurityFunctionTableW *fnTableW, PCWSTR moduleName) DECLSPEC_HIDDEN;
  47
  48 /* Allocates space for and adds toAdd packages with the given provider.
  49  * provider must not be NULL, and either infoA or infoW may be NULL, but not
  50  * both.
  51  */
  52 void SECUR32_addPackages(SecureProvider *provider, ULONG toAdd,
  53  const SecPkgInfoA *infoA, const SecPkgInfoW *infoW) DECLSPEC_HIDDEN;
  54
  55 /* Initialization functions for built-in providers */
  56 void SECUR32_initSchannelSP(void) DECLSPEC_HIDDEN;
  57
  58 /* schannel internal interface */
  59 typedef struct schan_imp_session_opaque *schan_imp_session;
  60
  61 typedef struct schan_credentials
  62 {
  63     ULONG credential_use;
  64     void *credentials;
  65     DWORD enabled_protocols;
  66 } schan_credentials;
  67
  68 struct schan_transport;
  69
  70 struct schan_buffers
  71 {
  72     SIZE_T offset;
  73     SIZE_T limit;
  74     const SecBufferDesc *desc;
  75     int current_buffer_idx;
  76     BOOL allow_buffer_resize;
  77     int (*get_next_buffer)(const struct schan_transport *, struct schan_buffers *);
  78 };
  79
  80 struct schan_transport
  81 {
  82     struct schan_context *ctx;
  83     struct schan_buffers in;
  84     struct schan_buffers out;
  85 };
  86
  87 char *schan_get_buffer(const struct schan_transport *t, struct schan_buffers *s, SIZE_T *count) DECLSPEC_HIDDEN;
  88 extern int schan_pull(struct schan_transport *t, void *buff, size_t *buff_len) DECLSPEC_HIDDEN;
  89 extern int schan_push(struct schan_transport *t, const void *buff, size_t *buff_len) DECLSPEC_HIDDEN;
  90
  91 extern schan_imp_session schan_session_for_transport(struct schan_transport* t) DECLSPEC_HIDDEN;
  92
  93 /* schannel implementation interface */
  94 extern BOOL schan_imp_create_session(schan_imp_session *session, schan_credentials *cred) DECLSPEC_HIDDEN;
  95 extern void schan_imp_dispose_session(schan_imp_session session) DECLSPEC_HIDDEN;
  96 extern void schan_imp_set_session_transport(schan_imp_session session,
  97                                             struct schan_transport *t) DECLSPEC_HIDDEN;
  98 extern void schan_imp_set_session_target(schan_imp_session session, const char *target) DECLSPEC_HIDDEN;
  99 extern SECURITY_STATUS schan_imp_handshake(schan_imp_session session) DECLSPEC_HIDDEN;
 100 extern unsigned int schan_imp_get_session_cipher_block_size(schan_imp_session session) DECLSPEC_HIDDEN;
 101 extern unsigned int schan_imp_get_max_message_size(schan_imp_session session) DECLSPEC_HIDDEN;
 102 extern SECURITY_STATUS schan_imp_get_connection_info(schan_imp_session session,
 103                                                      SecPkgContext_ConnectionInfo *info) DECLSPEC_HIDDEN;
 104 extern SECURITY_STATUS schan_imp_get_session_peer_certificate(schan_imp_session session, HCERTSTORE,
 105                                                               PCCERT_CONTEXT *cert) DECLSPEC_HIDDEN;
 106 extern SECURITY_STATUS schan_imp_send(schan_imp_session session, const void *buffer,
 107                                       SIZE_T *length) DECLSPEC_HIDDEN;
 108 extern SECURITY_STATUS schan_imp_recv(schan_imp_session session, void *buffer,
 109                                       SIZE_T *length) DECLSPEC_HIDDEN;
 110 extern BOOL schan_imp_allocate_certificate_credentials(schan_credentials*) DECLSPEC_HIDDEN;
 111 extern void schan_imp_free_certificate_credentials(schan_credentials*) DECLSPEC_HIDDEN;
 112 extern DWORD schan_imp_enabled_protocols(void) DECLSPEC_HIDDEN;
 113 extern BOOL schan_imp_init(void) DECLSPEC_HIDDEN;
 114 extern void schan_imp_deinit(void) DECLSPEC_HIDDEN;
 115
 116 SECURITY_STATUS
 117 WINAPI
 118 schan_FreeContextBuffer (
 119     PVOID pvoid
 120     );
 121 SECURITY_STATUS WINAPI schan_EnumerateSecurityPackagesA(PULONG pcPackages,
 122  PSecPkgInfoA *ppPackageInfo);
 123 SECURITY_STATUS WINAPI schan_EnumerateSecurityPackagesW(PULONG pcPackages,
 124  PSecPkgInfoW *ppPackageInfo);
 125 extern SecurityFunctionTableA schanTableA;
 126 extern SecurityFunctionTableW schanTableW;
 127
 128 #endif /* ndef __SCHANNEL_PRIV_H__ */
 129
 130