mirror of
https://github.com/jart/cosmopolitan.git
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2ab9e9f7fd
- Introduce portable sched_getcpu() api - Support GCC's __target_clones__ feature - Make fma() go faster on x86 in default mode - Remove some asan checks from core libraries - WinMain() now ensures $HOME and $USER are defined
25 lines
1.2 KiB
C
25 lines
1.2 KiB
C
#ifndef COSMOPOLITAN_LIBC_NT_TEB_H_
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#define COSMOPOLITAN_LIBC_NT_TEB_H_
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#include "libc/nt/struct/peb.h"
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#if defined(__GNUC__) && !defined(__STRICT_ANSI__)
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/*
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* These macros address directly into NT's TEB a.k.a. TIB
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* Any function that does this needs the `dontasan` keyword
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*/
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#define NtGetPeb() ((__seg_gs struct NtPeb *)0x60)
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#define NtGetTeb() ((void *)*(__seg_gs uintptr_t *)0x30)
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#define NtGetPid() (*(__seg_gs uint32_t *)0x40)
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#define NtGetTid() (*(__seg_gs uint32_t *)0x48)
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#define NtGetErr() (*(__seg_gs int *)0x68)
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#define _NtGetSeh() ((void *)*(__seg_gs uintptr_t *)0x00)
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#define _NtGetStackHigh() ((void *)*(__seg_gs uintptr_t *)0x08)
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#define _NtGetStackLow() ((void *)*(__seg_gs uintptr_t *)0x10)
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#define _NtGetSubsystemTib() ((void *)*(__seg_gs uintptr_t *)0x18)
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#define _NtGetFib() ((void *)*(__seg_gs uintptr_t *)0x20)
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#define _NtGetEnv() ((char16_t *)*(__seg_gs intptr_t *)0x38)
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#define _NtGetRpc() ((void *)*(__seg_gs uintptr_t *)0x50)
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#define _NtGetTls() ((void *)*(__seg_gs uintptr_t *)0x58)
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#endif /* __GNUC__ && !__STRICT_ANSI__ */
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#endif /* COSMOPOLITAN_LIBC_NT_TEB_H_ */
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