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libc: VirtualAlloc and FileMapping bindings
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‎src/libstd/libc.rs

Lines changed: 132 additions & 4 deletions
Original file line numberDiff line numberDiff line change
@@ -633,8 +633,9 @@ pub mod types {
633633
pub mod bsd44 {
634634
}
635635
pub mod extra {
636+
use ptr;
636637
use libc::types::common::c95::c_void;
637-
use libc::types::os::arch::c95::{c_char, c_int, c_uint};
638+
use libc::types::os::arch::c95::{c_char, c_int, c_uint, size_t};
638639
use libc::types::os::arch::c95::{c_long, c_ulong};
639640
use libc::types::os::arch::c95::{wchar_t};
640641
use libc::types::os::arch::c99::{c_ulonglong};
@@ -665,6 +666,7 @@ pub mod types {
665666
pub type LPSECURITY_ATTRIBUTES = LPVOID;
666667

667668
pub type LPVOID = *mut c_void;
669+
pub type LPCVOID = *c_void;
668670
pub type LPBYTE = *mut BYTE;
669671
pub type LPWORD = *mut WORD;
670672
pub type LPDWORD = *mut DWORD;
@@ -674,6 +676,7 @@ pub mod types {
674676
pub type PBOOL = *mut BOOL;
675677
pub type WCHAR = wchar_t;
676678
pub type WORD = u16;
679+
pub type SIZE_T = size_t;
677680

678681
pub type time64_t = i64;
679682
pub type int64 = i64;
@@ -707,6 +710,50 @@ pub mod types {
707710
dwThreadId: DWORD
708711
}
709712
pub type LPPROCESS_INFORMATION = *mut PROCESS_INFORMATION;
713+
714+
pub struct SYSTEM_INFO {
715+
wProcessorArchitecture: WORD,
716+
wReserved: WORD,
717+
dwPageSize: DWORD,
718+
lpMinimumApplicationAddress: LPVOID,
719+
lpMaximumApplicationAddress: LPVOID,
720+
dwActiveProcessorMask: DWORD,
721+
dwNumberOfProcessors: DWORD,
722+
dwProcessorType: DWORD,
723+
dwAllocationGranularity: DWORD,
724+
wProcessorLevel: WORD,
725+
wProcessorRevision: WORD
726+
}
727+
pub type LPSYSTEM_INFO = *mut SYSTEM_INFO;
728+
729+
impl SYSTEM_INFO {
730+
pub fn new() -> SYSTEM_INFO {
731+
SYSTEM_INFO {
732+
wProcessorArchitecture: 0,
733+
wReserved: 0,
734+
dwPageSize: 0,
735+
lpMinimumApplicationAddress: ptr::null(),
736+
lpMaximumApplicationAddress: ptr::null(),
737+
dwActiveProcessorMask: 0,
738+
dwNumberOfProcessors: 0,
739+
dwProcessorType: 0,
740+
dwAllocationGranularity: 0,
741+
wProcessorLevel: 0,
742+
wProcessorRevision: 0
743+
}
744+
}
745+
}
746+
747+
pub struct MEMORY_BASIC_INFORMATION {
748+
BaseAddress: LPVOID,
749+
AllocationBase: LPVOID,
750+
AllocationProtect: DWORD,
751+
RegionSize: SIZE_T,
752+
State: DWORD,
753+
Protect: DWORD,
754+
Type: DWORD
755+
}
756+
pub type LPMEMORY_BASIC_INFORMATION = *mut MEMORY_BASIC_INFORMATION;
710757
}
711758
}
712759
}
@@ -974,7 +1021,12 @@ pub mod consts {
9741021
pub static O_NOINHERIT: c_int = 128;
9751022

9761023
pub static ERROR_SUCCESS : c_int = 0;
1024+
pub static ERROR_INVALID_HANDLE : c_int = 6;
1025+
pub static ERROR_DISK_FULL : c_int = 112;
9771026
pub static ERROR_INSUFFICIENT_BUFFER : c_int = 122;
1027+
pub static ERROR_ALREADY_EXISTS : c_int = 183;
1028+
pub static ERROR_INVALID_ADDRESS : c_int = 487;
1029+
pub static ERROR_FILE_INVALID : c_int = 1006;
9781030
pub static INVALID_HANDLE_VALUE: c_int = -1;
9791031

9801032
pub static DELETE : DWORD = 0x00010000;
@@ -1020,6 +1072,49 @@ pub mod consts {
10201072

10211073
pub static INFINITE : DWORD = -1;
10221074
pub static STILL_ACTIVE : DWORD = 259;
1075+
1076+
pub static MEM_COMMIT : DWORD = 0x00001000;
1077+
pub static MEM_RESERVE : DWORD = 0x00002000;
1078+
pub static MEM_DECOMMIT : DWORD = 0x00004000;
1079+
pub static MEM_RELEASE : DWORD = 0x00008000;
1080+
pub static MEM_RESET : DWORD = 0x00080000;
1081+
pub static MEM_RESET_UNDO : DWORD = 0x1000000;
1082+
pub static MEM_LARGE_PAGES : DWORD = 0x20000000;
1083+
pub static MEM_PHYSICAL : DWORD = 0x00400000;
1084+
pub static MEM_TOP_DOWN : DWORD = 0x00100000;
1085+
pub static MEM_WRITE_WATCH : DWORD = 0x00200000;
1086+
1087+
pub static PAGE_EXECUTE : DWORD = 0x10;
1088+
pub static PAGE_EXECUTE_READ : DWORD = 0x20;
1089+
pub static PAGE_EXECUTE_READWRITE : DWORD = 0x40;
1090+
pub static PAGE_EXECUTE_WRITECOPY : DWORD = 0x80;
1091+
pub static PAGE_NOACCESS : DWORD = 0x01;
1092+
pub static PAGE_READONLY : DWORD = 0x02;
1093+
pub static PAGE_READWRITE : DWORD = 0x04;
1094+
pub static PAGE_WRITECOPY : DWORD = 0x08;
1095+
pub static PAGE_GUARD : DWORD = 0x100;
1096+
pub static PAGE_NOCACHE : DWORD = 0x200;
1097+
pub static PAGE_WRITECOMBINE : DWORD = 0x400;
1098+
1099+
pub static SEC_COMMIT : DWORD = 0x8000000;
1100+
pub static SEC_IMAGE : DWORD = 0x1000000;
1101+
pub static SEC_IMAGE_NO_EXECUTE : DWORD = 0x11000000;
1102+
pub static SEC_LARGE_PAGES : DWORD = 0x80000000;
1103+
pub static SEC_NOCACHE : DWORD = 0x10000000;
1104+
pub static SEC_RESERVE : DWORD = 0x4000000;
1105+
pub static SEC_WRITECOMBINE : DWORD = 0x40000000;
1106+
1107+
pub static FILE_MAP_ALL_ACCESS : DWORD = 0xf001f;
1108+
pub static FILE_MAP_READ : DWORD = 0x4;
1109+
pub static FILE_MAP_WRITE : DWORD = 0x2;
1110+
pub static FILE_MAP_COPY : DWORD = 0x1;
1111+
pub static FILE_MAP_EXECUTE : DWORD = 0x20;
1112+
1113+
pub static PROCESSOR_ARCHITECTURE_INTEL : WORD = 0;
1114+
pub static PROCESSOR_ARCHITECTURE_ARM : WORD = 5;
1115+
pub static PROCESSOR_ARCHITECTURE_IA64 : WORD = 6;
1116+
pub static PROCESSOR_ARCHITECTURE_AMD64 : WORD = 9;
1117+
pub static PROCESSOR_ARCHITECTURE_UNKNOWN : WORD = 0xffff;
10231118
}
10241119
}
10251120

@@ -2620,11 +2715,13 @@ pub mod funcs {
26202715

26212716
pub mod kernel32 {
26222717
use libc::types::os::arch::c95::{c_uint};
2623-
use libc::types::os::arch::extra::{BOOL, DWORD, HMODULE};
2718+
use libc::types::os::arch::extra::{BOOL, DWORD, SIZE_T, HMODULE};
26242719
use libc::types::os::arch::extra::{LPCWSTR, LPWSTR, LPCTSTR,
2625-
LPTSTR, LPTCH, LPDWORD, LPVOID};
2720+
LPTSTR, LPTCH, LPDWORD, LPVOID,
2721+
LPCVOID};
26262722
use libc::types::os::arch::extra::{LPSECURITY_ATTRIBUTES, LPSTARTUPINFO,
2627-
LPPROCESS_INFORMATION};
2723+
LPPROCESS_INFORMATION,
2724+
LPMEMORY_BASIC_INFORMATION};
26282725
use libc::types::os::arch::extra::{HANDLE, LPHANDLE};
26292726

26302727
#[abi = "stdcall"]
@@ -2687,6 +2784,37 @@ pub mod funcs {
26872784
unsafe fn WaitForSingleObject(hHandle: HANDLE, dwMilliseconds: DWORD) -> DWORD;
26882785
unsafe fn TerminateProcess(hProcess: HANDLE, uExitCode: c_uint) -> BOOL;
26892786
unsafe fn GetExitCodeProcess(hProcess: HANDLE, lpExitCode: LPDWORD) -> BOOL;
2787+
2788+
unsafe fn GetSystemInfo(lpSystemInfo: LPSYSTEM_INFO);
2789+
unsafe fn VirtualAlloc(lpAddress: LPVOID,
2790+
dwSize: SIZE_T,
2791+
flAllocationType: DWORD,
2792+
flProtect: DWORD) -> LPVOID;
2793+
unsafe fn VirtualFree(lpAddress: LPVOID,
2794+
dwSize: SIZE_T,
2795+
dwFreeType: DWORD) -> BOOL;
2796+
unsafe fn VirtualLock(lpAddress: LPVOID, dwSize: SIZE_T) -> BOOL;
2797+
unsafe fn VirtualUnlock(lpAddress: LPVOID, dwSize: SIZE_T) -> BOOL;
2798+
unsafe fn VirtualProtect(lpAddress: LPVOID,
2799+
dwSize: SIZE_T,
2800+
flNewProtect: DWORD,
2801+
lpflOldProtect: LPDWORD) -> BOOL;
2802+
unsafe fn VirtualQuery(lpAddress: LPCVOID,
2803+
lpBuffer: LPMEMORY_BASIC_INFORMATION,
2804+
dwLength: SIZE_T) -> SIZE_T;
2805+
2806+
unsafe fn CreateFileMappingW(hFile: HANDLE,
2807+
lpAttributes: LPSECURITY_ATTRIBUTES,
2808+
flProtect: DWORD,
2809+
dwMaximumSizeHigh: DWORD,
2810+
dwMaximumSizeLow: DWORD,
2811+
lpName: LPCTSTR) -> HANDLE;
2812+
unsafe fn MapViewOfFile(hFileMappingObject: HANDLE,
2813+
dwDesiredAccess: DWORD,
2814+
dwFileOffsetHigh: DWORD,
2815+
dwFileOffsetLow: DWORD,
2816+
dwNumberOfBytesToMap: SIZE_T) -> LPVOID;
2817+
unsafe fn UnmapViewOfFile(lpBaseAddress: LPCVOID) -> BOOL;
26902818
}
26912819
}
26922820

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