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Update feature macros used and use GetFileSizeEx conditionally.

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This commit is contained in:
mol123 2024-07-01 12:14:30 +02:00
parent 423b58150f
commit ccd38e753f
1 changed files with 11 additions and 3 deletions
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14
httplib.h
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@ -2823,7 +2823,7 @@ inline bool mmap::open(const char *path) {
wpath += path[i]; wpath += path[i];
} }
#if WINAPI_FAMILY_PARTITION(WINAPI_PARTITION_APP) && (_WIN32_WINNT >= _WIN32_WINNT_WIN8) #if WINAPI_FAMILY_PARTITION(WINAPI_PARTITION_APP | WINAPI_PARTITION_SYSTEM | WINAPI_PARTITION_GAMES) && (_WIN32_WINNT >= _WIN32_WINNT_WIN8)
hFile_ = ::CreateFile2(wpath.c_str(), GENERIC_READ, FILE_SHARE_READ, hFile_ = ::CreateFile2(wpath.c_str(), GENERIC_READ, FILE_SHARE_READ,
OPEN_EXISTING, NULL); OPEN_EXISTING, NULL);
#else #else
@ -2833,11 +2833,19 @@ inline bool mmap::open(const char *path) {
if (hFile_ == INVALID_HANDLE_VALUE) { return false; } if (hFile_ == INVALID_HANDLE_VALUE) { return false; }
#if WINAPI_FAMILY_PARTITION(WINAPI_PARTITION_APP | WINAPI_PARTITION_SYSTEM | WINAPI_PARTITION_GAMES)
LARGE_INTEGER size{}; LARGE_INTEGER size{};
if (!::GetFileSizeEx(hFile_, &size)) { return false; } if (!::GetFileSizeEx(hFile_, &size)) { return false; }
size_ = static_cast<size_t>(size.QuadPart); size_ = static_cast<size_t>(size.QuadPart);
#else
DWORD sizeHigh;
DWORD sizeLow;
sizeLow = ::GetFileSize(hFile_, &sizeHigh);
if (sizeLow == INVALID_FILE_SIZE) { return false; }
size_ = (static_cast<size_t>(sizeHigh) << (sizeof(DWORD) * 8)) | sizeLow;
#endif
#if WINAPI_FAMILY_PARTITION(WINAPI_PARTITION_APP) && (_WIN32_WINNT >= _WIN32_WINNT_WIN8) #if WINAPI_FAMILY_PARTITION(WINAPI_PARTITION_APP | WINAPI_PARTITION_SYSTEM) && (_WIN32_WINNT >= _WIN32_WINNT_WIN8)
hMapping_ = hMapping_ =
::CreateFileMappingFromApp(hFile_, NULL, PAGE_READONLY, size_, NULL); ::CreateFileMappingFromApp(hFile_, NULL, PAGE_READONLY, size_, NULL);
#else #else
@ -2851,7 +2859,7 @@ inline bool mmap::open(const char *path) {
return false; return false;
} }
#if WINAPI_FAMILY_PARTITION(WINAPI_PARTITION_APP) && (_WIN32_WINNT >= _WIN32_WINNT_WIN8) #if WINAPI_FAMILY_PARTITION(WINAPI_PARTITION_APP | WINAPI_PARTITION_SYSTEM) && (_WIN32_WINNT >= _WIN32_WINNT_WIN8)
addr_ = ::MapViewOfFileFromApp(hMapping_, FILE_MAP_READ, 0, 0); addr_ = ::MapViewOfFileFromApp(hMapping_, FILE_MAP_READ, 0, 0);
#else #else
addr_ = ::MapViewOfFile(hMapping_, FILE_MAP_READ, 0, 0, 0); addr_ = ::MapViewOfFile(hMapping_, FILE_MAP_READ, 0, 0, 0);