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 "wine/list.h"
  26
  27 /* Memory allocation functions for memory accessible by callers of secur32.
  28  * The details are implementation specific.
  29  */
  30 #define SECUR32_ALLOC(bytes) HeapAlloc(GetProcessHeap(), 0, (bytes))
  31 #define SECUR32_FREE(p)      HeapFree(GetProcessHeap(), 0, (p))
  32
  33 typedef struct _SecureProvider
  34 {
  35     struct list             entry;
  36     BOOL                    loaded;
  37     PWSTR                   moduleName;
  38     HMODULE                 lib;
  39     SecurityFunctionTableA  fnTableA;
  40     SecurityFunctionTableW  fnTableW;
  41 } SecureProvider;
  42
  43 typedef struct _SecurePackage
  44 {
  45     struct list     entry;
  46     SecPkgInfoW     infoW;
  47     SecureProvider *provider;
  48 } SecurePackage;
  49
  50 typedef enum _helper_mode {
  51     NTLM_SERVER,
  52     NTLM_CLIENT,
  53     NUM_HELPER_MODES
  54 } HelperMode;
  55
  56 typedef struct tag_arc4_info {
  57     unsigned char x, y;
  58     unsigned char state[256];
  59 } arc4_info;
  60
  61 typedef struct _NegoHelper {
  62     pid_t helper_pid;
  63     HelperMode mode;
  64     SEC_CHAR *password;
  65     int pwlen;
  66     int pipe_in;
  67     int pipe_out;
  68     int major;
  69     int minor;
  70     int micro;
  71     char *com_buf;
  72     int com_buf_size;
  73     int com_buf_offset;
  74     BYTE *session_key;
  75     BOOL valid_session_key;
  76     unsigned long neg_flags;
  77     struct {
  78         struct {
  79             ULONG seq_num;
  80             arc4_info *a4i;
  81         } ntlm;
  82         struct {
  83             BYTE *send_sign_key;
  84             BYTE *send_seal_key;
  85             BYTE *recv_sign_key;
  86             BYTE *recv_seal_key;
  87             ULONG send_seq_no;
  88             ULONG recv_seq_no;
  89             arc4_info *send_a4i;
  90             arc4_info *recv_a4i;
  91         } ntlm2;
  92     } crypt;
  93 } NegoHelper, *PNegoHelper;
  94
  95 typedef enum _sign_direction {
  96     NTLM_SEND,
  97     NTLM_RECV
  98 } SignDirection;
  99
 100 /* Allocates space for and initializes a new provider.  If fnTableA or fnTableW
 101  * is non-NULL, assumes the provider is built-in (and is thus already loaded.)
 102  * Otherwise moduleName must not be NULL.
 103  * Returns a pointer to the stored provider entry, for use adding packages.
 104  */
 105 SecureProvider *SECUR32_addProvider(const SecurityFunctionTableA *fnTableA,
 106  const SecurityFunctionTableW *fnTableW, PCWSTR moduleName);
 107
 108 /* Allocates space for and adds toAdd packages with the given provider.
 109  * provider must not be NULL, and either infoA or infoW may be NULL, but not
 110  * both.
 111  */
 112 void SECUR32_addPackages(SecureProvider *provider, ULONG toAdd,
 113  const SecPkgInfoA *infoA, const SecPkgInfoW *infoW);
 114
 115 /* Tries to find the package named packageName.  If it finds it, implicitly
 116  * loads the package if it isn't already loaded.
 117  */
 118 SecurePackage *SECUR32_findPackageW(PWSTR packageName);
 119
 120 /* Tries to find the package named packageName.  (Thunks to _findPackageW)
 121  */
 122 SecurePackage *SECUR32_findPackageA(PSTR packageName);
 123
 124 /* A few string helpers; will return NULL if str is NULL.  Free return with
 125  * SECUR32_FREE */
 126 PWSTR SECUR32_strdupW(PCWSTR str);
 127 PWSTR SECUR32_AllocWideFromMultiByte(PCSTR str);
 128 PSTR  SECUR32_AllocMultiByteFromWide(PCWSTR str);
 129
 130 /* Initialization functions for built-in providers */
 131 void SECUR32_initSchannelSP(void);
 132 void SECUR32_initNegotiateSP(void);
 133 void SECUR32_initNTLMSP(void);
 134
 135 /* Functions from dispatcher.c used elsewhere in the code */
 136 SECURITY_STATUS fork_helper(PNegoHelper *new_helper, const char *prog,
 137         char * const argv[]);
 138
 139 SECURITY_STATUS run_helper(PNegoHelper helper, char *buffer,
 140         unsigned int max_buflen, int *buflen);
 141
 142 void cleanup_helper(PNegoHelper helper);
 143
 144 void check_version(PNegoHelper helper);
 145
 146 /* Functions from base64_codec.c used elsewhere */
 147 SECURITY_STATUS encodeBase64(PBYTE in_buf, int in_len, char* out_buf,
 148         int max_len, int *out_len);
 149
 150 SECURITY_STATUS decodeBase64(char *in_buf, int in_len, BYTE *out_buf,
 151         int max_len, int *out_len);
 152
 153 /* Functions from util.c */
 154 ULONG ComputeCrc32(const BYTE *pData, INT iLen, ULONG initial_crc);
 155 SECURITY_STATUS SECUR32_CreateNTLMv1SessionKey(PBYTE password, int len, PBYTE session_key);
 156 SECURITY_STATUS SECUR32_CreateNTLMv2SubKeys(PNegoHelper helper);
 157 arc4_info *SECUR32_arc4Alloc(void);
 158 void SECUR32_arc4Init(arc4_info *a4i, const BYTE *key, unsigned int keyLen);
 159 void SECUR32_arc4Process(arc4_info *a4i, BYTE *inoutString, unsigned int length);
 160 void SECUR32_arc4Cleanup(arc4_info *a4i);
 161
 162 /* NTLMSSP flags indicating the negotiated features */
 163 #define NTLMSSP_NEGOTIATE_UNICODE                   0x00000001
 164 #define NTLMSSP_NEGOTIATE_OEM                       0x00000002
 165 #define NTLMSSP_REQUEST_TARGET                      0x00000004
 166 #define NTLMSSP_NEGOTIATE_SIGN                      0x00000010
 167 #define NTLMSSP_NEGOTIATE_SEAL                      0x00000020
 168 #define NTLMSSP_NEGOTIATE_DATAGRAM_STYLE            0x00000040
 169 #define NTLMSSP_NEGOTIATE_LM_SESSION_KEY            0x00000080
 170 #define NTLMSSP_NEGOTIATE_NTLM                      0x00000200
 171 #define NTLMSSP_NEGOTIATE_DOMAIN_SUPPLIED           0x00001000
 172 #define NTLMSSP_NEGOTIATE_WORKSTATION_SUPPLIED      0x00002000
 173 #define NTLMSSP_NEGOTIATE_LOCAL_CALL                0x00004000
 174 #define NTLMSSP_NEGOTIATE_ALWAYS_SIGN               0x00008000
 175 #define NTLMSSP_NEGOTIATE_TARGET_TYPE_DOMAIN        0x00010000
 176 #define NTLMSSP_NEGOTIATE_TARGET_TYPE_SERVER        0x00020000
 177 #define NTLMSSP_NEGOTIATE_NTLM2                     0x00080000
 178 #define NTLMSSP_NEGOTIATE_TARGET_INFO               0x00800000
 179 #define NTLMSSP_NEGOTIATE_128                       0x20000000
 180 #define NTLMSSP_NEGOTIATE_KEY_EXCHANGE              0x40000000
 181 #define NTLMSSP_NEGOTIATE_56                        0x80000000
 182 #endif /* ndef __SECUR32_PRIV_H__ */