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https://github.com/open-goal/jak-project.git
synced 2024-10-20 11:26:18 -04:00
Merge remote-tracking branch 'doctaweed/windows-nodeci' into windows-proj
This commit is contained in:
commit
2c92c7799b
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@ -245,7 +245,7 @@ The "runtime" will be a replacement for all of the C/C++ code of the original ga
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- [x] GOAL Linker
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- [ ] PS2-specific hardware initialization as required by Sony libraries
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- [x] GOAL "kheap" allocator
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- [ ] Memory card interface
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- [ ] Memory card interfaces
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- [x] GOAL printf (called `format`) implementation
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- [x] GOAL hash/symbol table implementation
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- [x] Implementation of some built-in GOAL methods/functions
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@ -258,7 +258,7 @@ The "runtime" will be a replacement for all of the C/C++ code of the original ga
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- [ ] Ramdisk stuff (implemented but totally untested)
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- The "989_snd" sound driver (no progress has been made here, the rough plan is to do a high level emulation of the sound system)
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- Sony libraries
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- [x] SIF (interface between EE/IOP for sending data, receiving data, and making remote procedure calls)
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- [x] SIF (interfaces between EE/IOP for sending data, receiving data, and making remote procedure calls)
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- [x] IOP Kernel (single-processor non-preemptive multitasking)
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- [x] stubs for stuff that doesn't really matter
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180
mman.c
Normal file
180
mman.c
Normal file
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@ -0,0 +1,180 @@
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#include <windows.h>
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#include <errno.h>
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#include <io.h>
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#include "mman.h"
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#ifndef FILE_MAP_EXECUTE
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#define FILE_MAP_EXECUTE 0x0020
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#endif /* FILE_MAP_EXECUTE */
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static int __map_mman_error(const DWORD err, const int deferr)
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{
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if (err == 0)
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return 0;
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//TODO: implement
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return err;
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}
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static DWORD __map_mmap_prot_page(const int prot)
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{
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DWORD protect = 0;
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if (prot == PROT_NONE)
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return protect;
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if ((prot & PROT_EXEC) != 0)
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{
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protect = ((prot & PROT_WRITE) != 0) ?
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PAGE_EXECUTE_READWRITE : PAGE_EXECUTE_READ;
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}
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else
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{
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protect = ((prot & PROT_WRITE) != 0) ?
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PAGE_READWRITE : PAGE_READONLY;
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}
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return protect;
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}
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static DWORD __map_mmap_prot_file(const int prot)
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{
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DWORD desiredAccess = 0;
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if (prot == PROT_NONE)
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return desiredAccess;
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if ((prot & PROT_READ) != 0)
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desiredAccess |= FILE_MAP_READ;
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if ((prot & PROT_WRITE) != 0)
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desiredAccess |= FILE_MAP_WRITE;
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if ((prot & PROT_EXEC) != 0)
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desiredAccess |= FILE_MAP_EXECUTE;
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return desiredAccess;
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}
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void* mmap(void *addr, size_t len, int prot, int flags, int fildes, off_t off)
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{
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HANDLE fm, h;
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void * map = MAP_FAILED;
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#ifdef _MSC_VER
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#pragma warning(push)
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#pragma warning(disable: 4293)
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#endif
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const DWORD dwFileOffsetLow = (sizeof(off_t) <= sizeof(DWORD)) ?
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(DWORD)off : (DWORD)(off & 0xFFFFFFFFL);
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const DWORD dwFileOffsetHigh = (sizeof(off_t) <= sizeof(DWORD)) ?
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(DWORD)0 : (DWORD)((off >> 32) & 0xFFFFFFFFL);
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const DWORD protect = __map_mmap_prot_page(prot);
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const DWORD desiredAccess = __map_mmap_prot_file(prot);
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const off_t maxSize = off + (off_t)len;
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const DWORD dwMaxSizeLow = (sizeof(off_t) <= sizeof(DWORD)) ?
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(DWORD)maxSize : (DWORD)(maxSize & 0xFFFFFFFFL);
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const DWORD dwMaxSizeHigh = (sizeof(off_t) <= sizeof(DWORD)) ?
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(DWORD)0 : (DWORD)((maxSize >> 32) & 0xFFFFFFFFL);
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#ifdef _MSC_VER
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#pragma warning(pop)
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#endif
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errno = 0;
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if (len == 0
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/* Unsupported flag combinations */
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|| (flags & MAP_FIXED) != 0
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/* Usupported protection combinations */
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|| prot == PROT_EXEC)
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{
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errno = EINVAL;
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return MAP_FAILED;
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}
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h = ((flags & MAP_ANONYMOUS) == 0) ?
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(HANDLE)_get_osfhandle(fildes) : INVALID_HANDLE_VALUE;
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if ((flags & MAP_ANONYMOUS) == 0 && h == INVALID_HANDLE_VALUE)
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{
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errno = EBADF;
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return MAP_FAILED;
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}
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fm = CreateFileMapping(h, NULL, protect, dwMaxSizeHigh, dwMaxSizeLow, NULL);
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if (fm == NULL)
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{
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errno = __map_mman_error(GetLastError(), EPERM);
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return MAP_FAILED;
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}
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map = MapViewOfFile(fm, desiredAccess, dwFileOffsetHigh, dwFileOffsetLow, len);
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CloseHandle(fm);
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if (map == NULL)
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{
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errno = __map_mman_error(GetLastError(), EPERM);
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return MAP_FAILED;
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}
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return map;
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}
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int munmap(void *addr, size_t len)
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{
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if (UnmapViewOfFile(addr))
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return 0;
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errno = __map_mman_error(GetLastError(), EPERM);
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return -1;
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}
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int mprotect(void *addr, size_t len, int prot)
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{
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DWORD newProtect = __map_mmap_prot_page(prot);
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DWORD oldProtect = 0;
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if (VirtualProtect(addr, len, newProtect, &oldProtect))
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return 0;
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errno = __map_mman_error(GetLastError(), EPERM);
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return -1;
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}
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int msync(void *addr, size_t len, int flags)
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{
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if (FlushViewOfFile(addr, len))
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return 0;
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errno = __map_mman_error(GetLastError(), EPERM);
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return -1;
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}
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int mlock(const void *addr, size_t len)
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{
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if (VirtualLock((LPVOID)addr, len))
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return 0;
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errno = __map_mman_error(GetLastError(), EPERM);
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return -1;
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}
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int munlock(const void *addr, size_t len)
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{
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if (VirtualUnlock((LPVOID)addr, len))
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return 0;
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errno = __map_mman_error(GetLastError(), EPERM);
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return -1;
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}
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57
third-party/mman.h
vendored
Normal file
57
third-party/mman.h
vendored
Normal file
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@ -0,0 +1,57 @@
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/*
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* sys/mman.h
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* mman-win32
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*/
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#ifndef _SYS_MMAN_H_
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#define _SYS_MMAN_H_
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#ifndef _WIN32_WINNT // Allow use of features specific to Windows XP or later.
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#define _WIN32_WINNT 0x0501 // Change this to the appropriate value to target other versions of Windows.
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#endif
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/* All the headers include this file. */
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#ifndef _MSC_VER
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#include <_mingw.h>
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#endif
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#include <sys/types.h>
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#ifdef __cplusplus
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extern "C" {
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#endif
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#define PROT_NONE 0
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#define PROT_READ 1
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#define PROT_WRITE 2
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#define PROT_EXEC 4
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#define MAP_FILE 0
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#define MAP_SHARED 1
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#define MAP_PRIVATE 2
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#define MAP_TYPE 0xf
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#define MAP_FIXED 0x10
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#define MAP_ANONYMOUS 0x20
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#define MAP_32BIT 0x40 /* Only give out 32-bit addresses. */
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#define MAP_ANON MAP_ANONYMOUS
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#define MAP_FAILED ((void *)-1)
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/* Flags for msync. */
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#define MS_ASYNC 1
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#define MS_SYNC 2
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#define MS_INVALIDATE 4
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#define MAP_POPULATE 0x08000
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void* mmap(void *addr, size_t len, int prot, int flags, int fildes, off_t off);
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int munmap(void *addr, size_t len);
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int mprotect(void *addr, size_t len, int prot);
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int msync(void *addr, size_t len, int flags);
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int mlock(const void *addr, size_t len);
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int munlock(const void *addr, size_t len);
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#ifdef __cplusplus
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};
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#endif
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#endif /* _SYS_MMAN_H_ */
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