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Diffstat (limited to 'src/os-win32.h')
| -rw-r--r-- | src/os-win32.h | 131 |
1 files changed, 0 insertions, 131 deletions
diff --git a/src/os-win32.h b/src/os-win32.h deleted file mode 100644 index db20964..0000000 --- a/src/os-win32.h +++ /dev/null @@ -1,131 +0,0 @@ -/* - * Copyright © 2023 Michael Smith <mikesmiffy128@gmail.com> - * - * Permission to use, copy, modify, and/or distribute this software for any - * purpose with or without fee is hereby granted, provided that the above - * copyright notice and this permission notice appear in all copies. - * - * THE SOFTWARE IS PROVIDED “AS IS” AND THE AUTHOR DISCLAIMS ALL WARRANTIES WITH - * REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY - * AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT, - * INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM - * LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR - * OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR - * PERFORMANCE OF THIS SOFTWARE. - */ - -/* Windows-specific definitions for os.h - don't include this directly! */ - -#define IMPORT __declspec(dllimport) // only needed for variables -#define EXPORT __declspec(dllexport) - -typedef unsigned short os_char; -#define _OS_CAT(L, x) L##x -#define OS_LIT(x) _OS_CAT(L, x) - -#define os_snprintf _snwprintf -#define os_strchr wcschr -#define os_strcmp wcscmp -#define os_strcpy wcscpy -#define os_strlen wcslen -#define strncasecmp _strnicmp // stupid! - -#define os_fopen _wfopen -// yuck :( -#define _os_open3(path, flags, mode) _wopen((path), (flags) | _O_BINARY, (mode)) -#define _os_open2(path, flags) _wopen((path), (flags) | _O_BINARY) -#define _os_open(a, b, c, x, ...) x -#define os_open(...) _os_open(__VA_ARGS__, _os_open3, _os_open2, _)(__VA_ARGS__) -#define os_access _waccess -// ucrt defines __stat64 to _stat64. we want _wstat64 to be the actual function -#define _stat64(path, buf) _wstat64(path, buf) -#define os_stat _stat64 -#define os_mkdir _wmkdir -#define os_unlink _wunlink -#define os_getenv _wgetenv -#define os_getcwd _wgetcwd - -#define OS_DLPREFIX "" -#define OS_DLSUFFIX ".dll" - -#define OS_MAIN wmain - -static inline void *os_dlopen(const unsigned short *name) { - return LoadLibraryW(name); -} -static inline void *os_dlhandle(const unsigned short *name) { - return GetModuleHandleW(name); -} -static inline void *os_dlsym(void *m, const char *s) { - return (void *)GetProcAddress(m, s); -} - -static inline int os_dlfile(void *m, unsigned short *buf, int sz) { - unsigned int n = GetModuleFileNameW(m, buf, sz); - if (n == 0 || n == sz) return -1; - // get the canonical capitalisation, as for some reason GetModuleFileName() - // returns all lowercase. this doesn't really matter except it looks nicer - GetLongPathNameW(buf, buf, n + 1); - // the drive letter will also be lower case, if it is an actual drive letter - // of course. it should be; I'm not gonna lose sleep over UNC paths and such - if (buf[0] >= L'a' && buf[0] <= L'z' && buf[1] == L':') buf[0] &= ~32u; - return n; -} - -static inline bool os_mprot(void *addr, int len, int fl) { - unsigned long old; - return !!VirtualProtect(addr, len, fl, &old); -} - -// SystemFunction036 is the *real* name of "RtlGenRandom," and is also -// incorrectly defined in system headers. Yay. -int __stdcall SystemFunction036(void *buf, unsigned long sz); - -static inline void os_randombytes(void *buf, int sz) { - // if this call fails, the system is doomed, so loop until success and pray. - while (!SystemFunction036(buf, sz)); -} - -/* Further Windows-specific workarounds because Windows is great */ - -#ifndef PATH_MAX -// XXX: win32/crt has this dumb 260 limit even though the actual kernel imposes -// no limit (though apparently NTFS has a limit of 65535). Theoretically we -// could do some memes with UNC paths to extend it to at least have parity with -// Unix PATH_MAX (4096), but for now we just kind of accept that Windows is a -// disaster. -#define PATH_MAX MAX_PATH -#endif - -// why does Windows prefix so many things with underscores? -#define alloca _alloca -#define read _read -#define write _write -#define close _close -#define fdopen _fdopen -#define dup _dup -#define dup2 _dup2 -#define strdup _strdup -#define fstat _fstat64 -#define lseek _lseeki64 -#define O_RDONLY _O_RDONLY -#define O_RDWR _O_RDWR -#define O_CLOEXEC _O_NOINHERIT // and why did they rename this!? -#define O_CREAT _O_CREAT -#define O_EXCL _O_EXCL -// missing access() flags -#define F_OK 0 -#define R_OK 4 -#define W_OK 2 -#define X_OK R_OK // there's no actual X bit, just pretend - -// windows doesn't define this for some reason!? note: add others as needed... -#define S_ISDIR(mode) (((mode) & S_IFMT) == S_IFDIR) - -// just dump this boilerplate here as well, I spose -#define OS_WINDOWS_ERROR(arrayname) \ - FormatMessageA(FORMAT_MESSAGE_FROM_SYSTEM, 0, GetLastError(), \ - MAKELANGID(LANG_NEUTRAL, SUBLANG_DEFAULT), arrayname, \ - sizeof(arrayname), 0) - -// vi: sw=4 ts=4 noet tw=80 cc=80 |