compat-mingw.c

   1 /*
   2  * Mingw Compatibility functions
   3  *
   4  *
   5  *  Licensed under the Open Software License version 1.1
   6  */
   7
   8
   9
  10 #include <stdarg.h>
  11 #include <windef.h>
  12 #include <winbase.h>
  13 #include <stdlib.h>
  14 #include <string.h>
  15
  16 #include "lib.h"
  17 #include "token.h"
  18
  19 void *blob_alloc(unsigned long size)
  20 {
  21         void *ptr;
  22         ptr = malloc(size);
  23         if (ptr != NULL)
  24                 memset(ptr, 0, size);
  25         return ptr;
  26 }
  27
  28 void blob_free(void *addr, unsigned long size)
  29 {
  30         free(addr);
  31 }
  32
  33 long double string_to_ld(const char *nptr, char **endptr)
  34 {
  35         return strtod(nptr, endptr);
  36 }
  37
  38 int identical_files(struct stream* s, struct stat *st, const char * name)
  39 {
  40         HANDLE file1 =CreateFile(s->name,GENERIC_READ,FILE_SHARE_READ,NULL,OPEN_EXISTING,FILE_ATTRIBUTE_NORMAL,NULL);
  41         if(file1==INVALID_HANDLE_VALUE)
  42                 return 0;
  43         HANDLE file2=CreateFile(name,GENERIC_READ,FILE_SHARE_READ,NULL,OPEN_EXISTING,FILE_ATTRIBUTE_NORMAL,NULL);
  44         if(file2==INVALID_HANDLE_VALUE) {
  45                 CloseHandle(file1);
  46                 return 0;
  47         }
  48         BY_HANDLE_FILE_INFORMATION info1;
  49         BY_HANDLE_FILE_INFORMATION info2;
  50         int same=0;
  51         if(GetFileInformationByHandle(file1,&info1) && GetFileInformationByHandle(file2,&info2)){
  52                 if(info1.nFileIndexLow==info2.nFileIndexLow &&
  53                    info1.nFileIndexHigh==info2.nFileIndexHigh &&
  54                    info1.dwVolumeSerialNumber==info2.dwVolumeSerialNumber)
  55                         same=1;
  56         }
  57         CloseHandle(file1);
  58         CloseHandle(file2);
  59         return same;
  60 }