modules/libreg/src/vr_stubs.h

   1 /* -*- Mode: C; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*-
   2  *
   3  * ***** BEGIN LICENSE BLOCK *****
   4  * Version: MPL 1.1/GPL 2.0/LGPL 2.1
   5  *
   6  * The contents of this file are subject to the Mozilla Public License Version
   7  * 1.1 (the "License"); you may not use this file except in compliance with
   8  * the License. You may obtain a copy of the License at
   9  * http://www.mozilla.org/MPL/
  10  *
  11  * Software distributed under the License is distributed on an "AS IS" basis,
  12  * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
  13  * for the specific language governing rights and limitations under the
  14  * License.
  15  *
  16  * The Original Code is Mozilla Communicator client code, released
  17  * March 31, 1998.
  18  *
  19  * The Initial Developer of the Original Code is
  20  * Netscape Communications Corporation.
  21  * Portions created by the Initial Developer are Copyright (C) 1998
  22  * the Initial Developer. All Rights Reserved.
  23  *
  24  * Contributor(s):
  25  *   Daniel Veditz <dveditz@netscape.com>
  26  *
  27  * Alternatively, the contents of this file may be used under the terms of
  28  * either the GNU General Public License Version 2 or later (the "GPL"), or
  29  * the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
  30  * in which case the provisions of the GPL or the LGPL are applicable instead
  31  * of those above. If you wish to allow use of your version of this file only
  32  * under the terms of either the GPL or the LGPL, and not to allow others to
  33  * use your version of this file under the terms of the MPL, indicate your
  34  * decision by deleting the provisions above and replace them with the notice
  35  * and other provisions required by the GPL or the LGPL. If you do not delete
  36  * the provisions above, a recipient may use your version of this file under
  37  * the terms of any one of the MPL, the GPL or the LGPL.
  38  *
  39  * ***** END LICENSE BLOCK ***** */
  40 /* vr_stubs.h
  41  *
  42  * XP code stubs for stand-alone registry library
  43  *
  44  */
  45
  46 #ifndef _VR_STUBS_H_
  47 #define _VR_STUBS_H_
  48
  49 #ifdef STANDALONE_REGISTRY
  50
  51 #include <errno.h>
  52 #include <string.h>
  53 #ifdef XP_MAC
  54 #include "macstdlibextras.h"  /* For strcasecmp and strncasecmp */
  55 #include <extras.h>
  56 #endif
  57
  58 #else
  59
  60 #include "prio.h"
  61 #include "prlog.h"
  62 #include "prmem.h"
  63 #include "plstr.h"
  64
  65 #endif /* STANDALONE_REGISTRY*/
  66
  67 #ifdef XP_MAC
  68 #include <stat.h>
  69 #else
  70 #if ( defined(BSDI) && !defined(BSDI_2) ) || defined(XP_OS2_EMX)
  71 #include <sys/types.h>
  72 #endif
  73 #include <sys/stat.h>
  74 #endif
  75
  76 #ifndef FALSE
  77 #define FALSE 0
  78 #endif
  79 #ifndef TRUE
  80 #define TRUE 1
  81 #endif
  82
  83 #if defined(__cplusplus)
  84 # define XP_CPLUSPLUS
  85 # define XP_IS_CPLUSPLUS 1
  86 #else
  87 # define XP_IS_CPLUSPLUS 0
  88 #endif
  89
  90 #if defined(XP_CPLUSPLUS)
  91 # define XP_BEGIN_PROTOS extern "C" {
  92 # define XP_END_PROTOS }
  93 #else
  94 # define XP_BEGIN_PROTOS
  95 # define XP_END_PROTOS
  96 #endif
  97
  98
  99 #ifdef STANDALONE_REGISTRY
 100
 101 #define USE_STDIO_MODES
 102
 103 #define XP_FileSeek(file,offset,whence) fseek((file), (offset), (whence))
 104 #define XP_FileRead(dest,count,file)    fread((dest), 1, (count), (file))
 105 #define XP_FileWrite(src,count,file)    fwrite((src), 1, (count), (file))
 106 #define XP_FileTell(file)               ftell(file)
 107 #define XP_FileFlush(file)              fflush(file)
 108 #define XP_FileClose(file)              fclose(file)
 109 #define XP_FileSetBufferSize(file,bufsize) (-1)
 110
 111 #define XP_ASSERT(x)        ((void)0)
 112
 113 #define XP_STRCAT(a,b)      strcat((a),(b))
 114 #define XP_ATOI             atoi
 115 #define XP_STRNCPY(a,b,n)   strncpy((a),(b),(n))
 116 #define XP_STRCPY(a,b)      strcpy((a),(b))
 117 #define XP_STRLEN(x)        strlen(x)
 118 #define XP_SPRINTF          sprintf
 119 #define XP_FREE(x)          free((x))
 120 #define XP_ALLOC(x)         malloc((x))
 121 #define XP_FREEIF(x)        if ((x)) free((x))
 122 #define XP_STRCMP(x,y)      strcmp((x),(y))
 123 #define XP_STRNCMP(x,y,n)   strncmp((x),(y),(n))
 124 #define XP_STRDUP(s)        strdup((s))
 125 #define XP_MEMCPY(d, s, l)  memcpy((d), (s), (l))
 126 #define XP_MEMSET(d, c, l)  memset((d), (c), (l))
 127
 128 #define PR_Lock(a)          ((void)0)
 129 #define PR_Unlock(a)        ((void)0)
 130
 131 #if defined(XP_WIN) || defined(XP_OS2)
 132   #define XP_STRCASECMP(x,y)  stricmp((x),(y))
 133   #define XP_STRNCASECMP(x,y,n) strnicmp((x),(y),(n))
 134 #else
 135   #define XP_STRCASECMP(x,y)  strcasecmp((x),(y))
 136   #define XP_STRNCASECMP(x,y,n) strncasecmp((x),(y),(n))
 137 #endif /* XP_WIN || XP_OS2 */
 138
 139 typedef FILE          * XP_File;
 140
 141 #else /* not standalone, use NSPR */
 142
 143
 144 /*-------------------------------------*/
 145 /* Alternate fileI/O function mappings */
 146 /*-------------------------------------*/
 147
 148 #if USE_MMAP_REGISTRY_IO
 149   /*-----------------------------------------------*/
 150   /* NSPR mememory-mapped I/O (write through)      */
 151   /* unfortunately this isn't supported on the Mac */
 152   /*-----------------------------------------------*/
 153 #define USE_NSPR_MODES
 154
 155 #include "mmapio.h"
 156 #define XP_FileSeek(file,offset,whence) mmio_FileSeek((file),(offset),(whence))
 157 #define XP_FileRead(dest,count,file)    mmio_FileRead((file), (dest), (count))
 158 #define XP_FileWrite(src,count,file)    mmio_FileWrite((file), (src), (count))
 159 #define XP_FileTell(file)               mmio_FileTell(file)
 160 #define XP_FileClose(file)              mmio_FileClose(file)
 161 #define XP_FileOpen(path, mode)         mmio_FileOpen((path), mode )
 162 #define XP_FileFlush(file)              ((void)1)
 163 #define XP_FileSetBufferSize(file, bufsize) (-1)
 164
 165 typedef MmioFile* XP_File;
 166
 167 #elif USE_BUFFERED_REGISTRY_IO
 168   /*-----------------------------------------------*/
 169   /* home-grown XP buffering                       */
 170   /* writes are buffered too so use flush!         */
 171   /*-----------------------------------------------*/
 172 #define USE_STDIO_MODES
 173
 174 #include "nr_bufio.h"
 175 #define XP_FileSeek(file,offset,whence) bufio_Seek((file),(offset),(whence))
 176 #define XP_FileRead(dest,count,file)    bufio_Read((file), (dest), (count))
 177 #define XP_FileWrite(src,count,file)    bufio_Write((file), (src), (count))
 178 #define XP_FileTell(file)               bufio_Tell(file)
 179 #define XP_FileClose(file)              bufio_Close(file)
 180 #define XP_FileOpen(path, mode)         bufio_Open((path), (mode))
 181 #define XP_FileFlush(file)              bufio_Flush(file)
 182 #define XP_FileSetBufferSize(file,bufsize) bufio_SetBufferSize(file,bufsize)
 183
 184
 185 typedef BufioFile* XP_File;
 186
 187 #else
 188   /*-----------------------------------------------*/
 189   /* standard NSPR file I/O                        */
 190   /*-----------------------------------------------*/
 191 #define USE_NSPR_MODES
 192 /*
 193 ** Note that PR_Seek returns the offset (if successful) and -1 otherwise.  So
 194 ** to make this code work
 195 **           if (XP_FileSeek(fh, offset, SEEK_SET) != 0)  { error handling }
 196 ** we return 1 if PR_Seek() returns a negative value, and 0 otherwise
 197 */
 198 #define XP_FileSeek(file,offset,whence) (PR_Seek((file), (offset), (whence)) < 0)
 199 #define XP_FileRead(dest,count,file)    PR_Read((file), (dest), (count))
 200 #define XP_FileWrite(src,count,file)    PR_Write((file), (src), (count))
 201 #define XP_FileTell(file)               PR_Seek(file, 0, PR_SEEK_CUR)
 202 #define XP_FileOpen(path, mode)         PR_Open((path), mode )
 203 #define XP_FileClose(file)              PR_Close(file)
 204 #define XP_FileFlush(file)              PR_Sync(file)
 205 #define XP_FileSetBufferSize(file,bufsize) (-1)
 206
 207 typedef PRFileDesc* XP_File;
 208
 209 #endif /*USE_MMAP_REGISTRY_IO*/
 210
 211
 212
 213 #define XP_ASSERT(x)        PR_ASSERT((x))
 214
 215 #define XP_STRCAT(a,b)      PL_strcat((a),(b))
 216 #define XP_ATOI             PL_atoi
 217 #define XP_STRCPY(a,b)      PL_strcpy((a),(b))
 218 #define XP_STRNCPY(a,b,n)   PL_strncpy((a),(b),(n))
 219 #define XP_STRLEN(x)        PL_strlen(x)
 220 #define XP_SPRINTF          sprintf
 221 #define XP_FREE(x)          PR_Free((x))
 222 #define XP_ALLOC(x)         PR_Malloc((x))
 223 #define XP_FREEIF(x)        PR_FREEIF(x)
 224 #define XP_STRCMP(x,y)      PL_strcmp((x),(y))
 225 #define XP_STRNCMP(x,y,n)   PL_strncmp((x),(y),(n))
 226 #define XP_STRDUP(s)        PL_strdup((s))
 227 #define XP_MEMCPY(d, s, l)  memcpy((d), (s), (l))
 228 #define XP_MEMSET(d, c, l)  memset((d), (c), (l))
 229
 230 #define XP_STRCASECMP(x,y)  PL_strcasecmp((x),(y))
 231 #define XP_STRNCASECMP(x,y,n) PL_strncasecmp((x),(y),(n))
 232
 233
 234 #endif /*STANDALONE_REGISTRY*/
 235
 236 /*--- file open modes for stdio ---*/
 237 #ifdef USE_STDIO_MODES
 238 #define XP_FILE_READ             "r"
 239 #define XP_FILE_READ_BIN         "rb"
 240 #define XP_FILE_WRITE            "w"
 241 #define XP_FILE_WRITE_BIN        "wb"
 242 #define XP_FILE_UPDATE           "r+"
 243 #define XP_FILE_TRUNCATE         "w+"
 244 #ifdef SUNOS4
 245 /* XXX SunOS4 hack -- make this universal by using r+b and w+b */
 246 #define XP_FILE_UPDATE_BIN       "r+"
 247 #define XP_FILE_TRUNCATE_BIN     "w+"
 248 #else
 249 #define XP_FILE_UPDATE_BIN       "rb+"
 250 #define XP_FILE_TRUNCATE_BIN     "wb+"
 251 #endif
 252 #endif /* USE_STDIO_MODES */
 253
 254 /*--- file open modes for NSPR file I/O ---*/
 255 #ifdef USE_NSPR_MODES
 256 #define XP_FILE_READ             PR_RDONLY, 0644
 257 #define XP_FILE_READ_BIN         PR_RDONLY, 0644
 258 #define XP_FILE_WRITE            PR_WRONLY, 0644
 259 #define XP_FILE_WRITE_BIN        PR_WRONLY, 0644
 260 #define XP_FILE_UPDATE           (PR_RDWR|PR_CREATE_FILE), 0644
 261 #define XP_FILE_TRUNCATE         (PR_RDWR | PR_TRUNCATE), 0644
 262 #define XP_FILE_UPDATE_BIN       PR_RDWR|PR_CREATE_FILE, 0644
 263 #define XP_FILE_TRUNCATE_BIN     (PR_RDWR | PR_TRUNCATE), 0644
 264
 265 #ifdef SEEK_SET
 266     #undef SEEK_SET
 267     #undef SEEK_CUR
 268     #undef SEEK_END
 269     #define SEEK_SET PR_SEEK_SET
 270     #define SEEK_CUR PR_SEEK_CUR
 271     #define SEEK_END PR_SEEK_END
 272 #endif
 273 #endif /* USE_NSPR_MODES */
 274
 275
 276
 277
 278
 279 #ifdef STANDALONE_REGISTRY /* included from prmon.h otherwise */
 280 #include "prtypes.h"
 281 #endif /*STANDALONE_REGISTRY*/
 282
 283 typedef int XP_Bool;
 284
 285 typedef struct stat    XP_StatStruct;
 286 #define  XP_Stat(file,data)     stat((file),(data))
 287
 288 #if defined(XP_MAC)
 289  extern int nr_RenameFile(char *from, char *to);
 290 #else
 291     XP_BEGIN_PROTOS
 292     #define nr_RenameFile(from, to)    rename((from), (to))
 293     XP_END_PROTOS
 294 #endif
 295
 296
 297
 298 XP_BEGIN_PROTOS
 299
 300 extern char* globalRegName;
 301 extern char* verRegName;
 302
 303 extern void vr_findGlobalRegName();
 304 extern char* vr_findVerRegName();
 305
 306
 307 #ifdef STANDALONE_REGISTRY /* included from prmon.h otherwise */
 308
 309 extern XP_File vr_fileOpen(const char *name, const char * mode);
 310
 311
 312 #else
 313 #define vr_fileOpen PR_Open
 314 #endif /* STANDALONE_REGISTRY */
 315
 316 XP_END_PROTOS
 317
 318 #endif /* _VR_STUBS_H_ */