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22 lines
547 B
22 lines
547 B
#ifndef NT_ARM_SYSTEM_CALL |
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# define NT_ARM_SYSTEM_CALL 0x404 |
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#endif |
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/* |
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* NT_ARM_SYSTEM_CALL regset is supported by linux kernel |
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* starting with commit v3.19-rc1~59^2~16. |
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*/ |
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static int |
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arch_set_scno(struct tcb *tcp, kernel_ulong_t scno) |
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{ |
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unsigned int n = (uint16_t) scno; |
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const struct iovec io = { |
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.iov_base = &n, |
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.iov_len = sizeof(n) |
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}; |
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int rc = ptrace(PTRACE_SETREGSET, tcp->pid, NT_ARM_SYSTEM_CALL, &io); |
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if (rc && errno != ESRCH) |
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perror_msg("arch_set_scno: NT_ARM_SYSTEM_CALL pid:%d scno:%#x", |
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tcp->pid, n); |
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return rc; |
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}
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