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use MapViewOfFile instead of mmap on Windows

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Stan 2009-11-24 08:24:37 -07:00 committed by Joel Dice
parent a0d763d871
commit 728a6ba706
1 changed files with 29 additions and 0 deletions
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29
src/binaryToObject/main.cpp
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@ -14,7 +14,11 @@
#include "string.h" #include "string.h"
#include "sys/stat.h" #include "sys/stat.h"
#ifdef WIN32
#include <windows.h>
#else
#include "sys/mman.h" #include "sys/mman.h"
#endif
#include "fcntl.h" #include "fcntl.h"
#include "unistd.h" #include "unistd.h"
@ -152,8 +156,29 @@ main(int argc, const char** argv)
struct stat s; struct stat s;
int r = fstat(fd, &s); int r = fstat(fd, &s);
if (r != -1) { if (r != -1) {
#ifdef WIN32
HANDLE fm;
HANDLE h = (HANDLE) _get_osfhandle (fd);
fm = CreateFileMapping(
h,
NULL,
PAGE_READONLY,
0,
0,
NULL);
data = static_cast<uint8_t*>(MapViewOfFile(
fm,
FILE_MAP_READ,
0,
0,
s.st_size));
CloseHandle(fm);
#else
data = static_cast<uint8_t*> data = static_cast<uint8_t*>
(mmap(0, s.st_size, PROT_READ, MAP_PRIVATE, fd, 0)); (mmap(0, s.st_size, PROT_READ, MAP_PRIVATE, fd, 0));
#endif
size = s.st_size; size = s.st_size;
} }
close(fd); close(fd);
@ -173,7 +198,11 @@ main(int argc, const char** argv)
fprintf(stderr, "unable to open %s\n", argv[2]); fprintf(stderr, "unable to open %s\n", argv[2]);
} }
#ifdef WIN32
UnmapViewOfFile(data);
#else
munmap(data, size); munmap(data, size);
#endif
} else { } else {
perror(argv[0]); perror(argv[0]);
} }