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., 59 Temple Place, Suite 330, Boston, MA  02111-1307  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  * There is no REALLOC, because LocalReAlloc can only work if used in
  29  * conjunction with LMEM_MOVEABLE and LocalLock, but callers aren't using
  30  * LocalLock.  I don't use the Heap functions because there seems to be an
  31  * implicit assumption that LocalAlloc and Free will be used--MS' secur32
  32  * imports them (but not the heap functions), the sample SSP uses them, and
  33  * there isn't an exported secur32 function to allocate memory.
  34  */
  35 #define SECUR32_ALLOC(bytes) LocalAlloc(0, (bytes))
  36 #define SECUR32_FREE(p)      LocalFree(p)
  37
  38 typedef struct _SecureProvider
  39 {
  40     struct list             entry;
  41     BOOL                    loaded;
  42     PWSTR                   moduleName;
  43     HMODULE                 lib;
  44     SecurityFunctionTableA  fnTableA;
  45     SecurityFunctionTableW  fnTableW;
  46 } SecureProvider;
  47
  48 typedef struct _SecurePackage
  49 {
  50     struct list     entry;
  51     SecPkgInfoW     infoW;
  52     SecureProvider *provider;
  53 } SecurePackage;
  54
  55 typedef enum _helper_mode {
  56     NTLM_SERVER,
  57     NTLM_CLIENT,
  58     NEGO_SERVER,
  59     NEGO_CLIENT,
  60     NUM_HELPER_MODES
  61 } HelperMode;
  62
  63 typedef struct _NegoHelper {
  64     pid_t helper_pid;
  65     HelperMode mode;
  66     SEC_CHAR *password;
  67     int pwlen;
  68     int pipe_in;
  69     int pipe_out;
  70     int version;
  71     char *com_buf;
  72     int com_buf_size;
  73     int com_buf_offset;
  74 } NegoHelper, *PNegoHelper;
  75
  76 /* Allocates space for and initializes a new provider.  If fnTableA or fnTableW
  77  * is non-NULL, assumes the provider is built-in (and is thus already loaded.)
  78  * Otherwise moduleName must not be NULL.
  79  * Returns a pointer to the stored provider entry, for use adding packages.
  80  */
  81 SecureProvider *SECUR32_addProvider(PSecurityFunctionTableA fnTableA,
  82  PSecurityFunctionTableW fnTableW, PWSTR moduleName);
  83
  84 /* Allocates space for and adds toAdd packages with the given provider.
  85  * provider must not be NULL, and either infoA or infoW may be NULL, but not
  86  * both.
  87  */
  88 void SECUR32_addPackages(SecureProvider *provider, ULONG toAdd,
  89  const SecPkgInfoA *infoA, const SecPkgInfoW *infoW);
  90
  91 /* Tries to find the package named packageName.  If it finds it, implicitly
  92  * loads the package if it isn't already loaded.
  93  */
  94 SecurePackage *SECUR32_findPackageW(PWSTR packageName);
  95
  96 /* Tries to find the package named packageName.  (Thunks to _findPackageW)
  97  */
  98 SecurePackage *SECUR32_findPackageA(PSTR packageName);
  99
 100 /* A few string helpers; will return NULL if str is NULL.  Free return with
 101  * SECUR32_FREE */
 102 PWSTR SECUR32_strdupW(PCWSTR str);
 103 PWSTR SECUR32_AllocWideFromMultiByte(PCSTR str);
 104 PSTR  SECUR32_AllocMultiByteFromWide(PCWSTR str);
 105
 106 /* Initialization functions for built-in providers */
 107 void SECUR32_initSchannelSP(void);
 108 void SECUR32_initNegotiateSP(void);
 109 void SECUR32_initNTLMSP(void);
 110
 111 /* Functions from dispatcher.c used elsewhere in the code */
 112 SECURITY_STATUS fork_helper(PNegoHelper *new_helper, const char *prog,
 113         char * const argv[]);
 114
 115 SECURITY_STATUS run_helper(PNegoHelper helper, char *buffer,
 116         unsigned int max_buflen, int *buflen);
 117
 118 void cleanup_helper(PNegoHelper helper);
 119
 120 void check_version(PNegoHelper helper);
 121
 122 /* Functions from base64_codec.c used elsewhere */
 123 SECURITY_STATUS encodeBase64(PBYTE in_buf, int in_len, char* out_buf,
 124         int max_len, int *out_len);
 125
 126 SECURITY_STATUS decodeBase64(char *in_buf, int in_len, BYTE *out_buf,
 127         int max_len, int *out_len);
 128
 129 #endif /* ndef __SECUR32_PRIV_H__ */