The Tor Browser: intl/icu/source/tools/toolutil/filestrm.c@6474c204b198 (annotated)

intl/icu/source/tools/toolutil/filestrm.c@6474c204b198 (annotated)

intl/icu/source/tools/toolutil/filestrm.c

Wed, 31 Dec 2014 06:09:35 +0100

author: Michael Schloh von Bennewitz <michael@schloh.com>
date: Wed, 31 Dec 2014 06:09:35 +0100
changeset 0: 6474c204b198
permissions: -rw-r--r--

Cloned upstream origin tor-browser at tor-browser-31.3.0esr-4.5-1-build1
revision ID fc1c9ff7c1b2defdbc039f12214767608f46423f for hacking purpose.

 /*
 ******************************************************************************
 *
 *   Copyright (C) 1997-2011, International Business Machines
 *   Corporation and others.  All Rights Reserved.
 *
 ******************************************************************************
 *
 * File FILESTRM.C
 *
 * @author       Glenn Marcy
 *
 * Modification History:
 *
 *   Date        Name        Description
 *   5/8/98      gm          Created
 *  03/02/99     stephen     Reordered params in ungetc to match stdio
 *                           Added wopen
 *   3/29/99     helena      Merged Stephen and Bertrand's changes.
 *
 ******************************************************************************
 */
 #include "filestrm.h"
 #include "cmemory.h"
 #include <stdio.h>
 U_CAPI FileStream* U_EXPORT2
 T_FileStream_open(const char* filename, const char* mode)
 {
     if(filename != NULL && *filename != 0 && mode != NULL && *mode != 0) {
         FILE *file = fopen(filename, mode);
         return (FileStream*)file;
     } else {
         return NULL;
     }
 }
 /*
 U_CAPI FileStream* U_EXPORT2
 T_FileStream_wopen(const wchar_t* filename, const wchar_t* mode)
 {
    // TBD: _wfopen is believed to be MS-specific?
 #if U_PLATFORM_USES_ONLY_WIN32_API
     FILE* result = _wfopen(filename, mode);
     return (FileStream*)result;
 #else
     size_t fnMbsSize, mdMbsSize;
     char *fn, *md;
     FILE *result;
     // convert from wchar_t to char
     fnMbsSize = wcstombs(NULL, filename, ((size_t)-1) >> 1);
     fn = (char*)uprv_malloc(fnMbsSize+2);
     wcstombs(fn, filename, fnMbsSize);
     fn[fnMbsSize] = 0;
     mdMbsSize = wcstombs(NULL, mode, ((size_t)-1) >> 1);
     md = (char*)uprv_malloc(mdMbsSize+2);
     wcstombs(md, mode, mdMbsSize);
     md[mdMbsSize] = 0;
     result = fopen(fn, md);
     uprv_free(fn);
     uprv_free(md);
     return (FileStream*)result;
 #endif
 }
 */
 U_CAPI void U_EXPORT2
 T_FileStream_close(FileStream* fileStream)
 {
     if (fileStream != 0)
         fclose((FILE*)fileStream);
 }
 U_CAPI UBool U_EXPORT2
 T_FileStream_file_exists(const char* filename)
 {
     FILE* temp = fopen(filename, "r");
     if (temp) {
         fclose(temp);
         return TRUE;
     } else
         return FALSE;
 }
 /*static const int32_t kEOF;
 const int32_t FileStream::kEOF = EOF;*/
 /*
 U_CAPI FileStream*
 T_FileStream_tmpfile()
 {
     FILE* file = tmpfile();
     return (FileStream*)file;
 }
 */
 U_CAPI int32_t U_EXPORT2
 T_FileStream_read(FileStream* fileStream, void* addr, int32_t len)
 {
     return fread(addr, 1, len, (FILE*)fileStream);
 }
 U_CAPI int32_t U_EXPORT2
 T_FileStream_write(FileStream* fileStream, const void* addr, int32_t len)
 {
     return fwrite(addr, 1, len, (FILE*)fileStream);
 }
 U_CAPI void U_EXPORT2
 T_FileStream_rewind(FileStream* fileStream)
 {
     rewind((FILE*)fileStream);
 }
 U_CAPI int32_t U_EXPORT2
 T_FileStream_putc(FileStream* fileStream, int32_t ch)
 {
     int32_t c = fputc(ch, (FILE*)fileStream);
     return c;
 }
 U_CAPI int U_EXPORT2
 T_FileStream_getc(FileStream* fileStream)
 {
     int c = fgetc((FILE*)fileStream);
     return c;
 }
 U_CAPI int32_t U_EXPORT2
 T_FileStream_ungetc(int32_t ch, FileStream* fileStream)
 {
     int32_t c = ungetc(ch, (FILE*)fileStream);
     return c;
 }
 U_CAPI int32_t U_EXPORT2
 T_FileStream_peek(FileStream* fileStream)
 {
     int32_t c = fgetc((FILE*)fileStream);
     return ungetc(c, (FILE*)fileStream);
 }
 U_CAPI char* U_EXPORT2
 T_FileStream_readLine(FileStream* fileStream, char* buffer, int32_t length)
 {
     return fgets(buffer, length, (FILE*)fileStream);
 }
 U_CAPI int32_t U_EXPORT2
 T_FileStream_writeLine(FileStream* fileStream, const char* buffer)
 {
     return fputs(buffer, (FILE*)fileStream);
 }
 U_CAPI int32_t U_EXPORT2
 T_FileStream_size(FileStream* fileStream)
 {
     int32_t savedPos = ftell((FILE*)fileStream);
     int32_t size = 0;
     /*Changes by Bertrand A. D. doesn't affect the current position
     goes to the end of the file before ftell*/
     fseek((FILE*)fileStream, 0, SEEK_END);
     size = (int32_t)ftell((FILE*)fileStream);
     fseek((FILE*)fileStream, savedPos, SEEK_SET);
     return size;
 }
 U_CAPI int U_EXPORT2
 T_FileStream_eof(FileStream* fileStream)
 {
     return feof((FILE*)fileStream);
 }
 /*
  Warning
  This function may not work consistently on all platforms
  (e.g. HP-UX, FreeBSD and MacOSX don't return an error when
  putc is used on a file opened as readonly)
 */
 U_CAPI int U_EXPORT2
 T_FileStream_error(FileStream* fileStream)
 {
     return (fileStream == 0 || ferror((FILE*)fileStream));
 }
 /* This function doesn't work. */
 /* force the stream to set its error flag*/
 /*U_CAPI void U_EXPORT2
 T_FileStream_setError(FileStream* fileStream)
 {
     fseek((FILE*)fileStream, 99999, SEEK_SET);
 }
 */
 U_CAPI FileStream* U_EXPORT2
 T_FileStream_stdin(void)
 {
     return (FileStream*)stdin;
 }
 U_CAPI FileStream* U_EXPORT2
 T_FileStream_stdout(void)
 {
     return (FileStream*)stdout;
 }
 U_CAPI FileStream* U_EXPORT2
 T_FileStream_stderr(void)
 {
     return (FileStream*)stderr;
 }
 U_CAPI UBool U_EXPORT2
 T_FileStream_remove(const char* fileName){
     return (remove(fileName) == 0);
 }

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intl/icu/source/tools/toolutil/filestrm.c@6474c204b198 (annotated)

intl/icu/source/tools/toolutil/filestrm.c