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d7477dac03
When delivering system call traps, set bit 7 in the signal number (i.e., deliver SIGTRAP|0x80). This makes it easy for the tracer to distinguish normal traps from those caused by a system call. Signed-off-by: Andrei Vagin <avagin@gmail.com>
16 lines
401 B
C
16 lines
401 B
C
#ifndef COMPEL_PTRACE_H__
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#define COMPEL_PTRACE_H__
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#include <linux/types.h>
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#include <compel/asm/infect-types.h>
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#include <compel/ptrace.h>
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#define PTRACE_SYSCALL_TRAP 0x80
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#define PTRACE_SI_EVENT(_si_code) (((_si_code)&0xFFFF) >> 8)
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extern int ptrace_get_regs(pid_t pid, user_regs_struct_t *regs);
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extern int ptrace_set_regs(pid_t pid, user_regs_struct_t *regs);
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#endif /* COMPEL_PTRACE_H__ */
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