forked from ariadne/libucontext
65 lines
1.2 KiB
C
65 lines
1.2 KiB
C
#ifndef __ARCH_COMMON_COMMON_DEFS_H
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#define __ARCH_COMMON_COMMON_DEFS_H
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#ifndef SETUP_FRAME
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# define SETUP_FRAME(__proc)
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#endif
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#ifndef PUSH_FRAME
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# define PUSH_FRAME(__proc)
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#endif
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#ifndef POP_FRAME
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# define POP_FRAME(__proc)
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#endif
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#ifndef ENT
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# define ENT(__proc)
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#endif
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#ifndef TYPE
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# define TYPE(__proc) .type __proc, @function;
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#endif
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#define FUNC(__proc) \
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.global __proc; \
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.align 2; \
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TYPE(__proc) \
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ENT(__proc) \
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__proc: \
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SETUP_FRAME(__proc)
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#ifdef __clang__
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#define END(__proc)
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#else
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#define END(__proc) \
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.end __proc; \
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.size __proc,.-__proc;
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#endif
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#ifdef EXPORT_UNPREFIXED
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#define ALIAS(__alias, __real) \
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.weak __alias; \
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__alias = __real;
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#else
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#define ALIAS(...)
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#endif
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#define REG_OFFSET(__reg) (MCONTEXT_GREGS + ((__reg) * REG_SZ))
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#ifndef LIBUCONTEXT_ASSEMBLY
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#ifndef FREESTANDING
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typedef ucontext_t libucontext_ucontext_t;
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#endif
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int libucontext_getcontext(libucontext_ucontext_t *);
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void libucontext_makecontext(libucontext_ucontext_t *, void (*)(), int, ...);
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int libucontext_setcontext(const libucontext_ucontext_t *);
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int libucontext_swapcontext(libucontext_ucontext_t *, const libucontext_ucontext_t *);
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#endif
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#endif
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