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Kernel: Add a systrace() syscall and implement /bin/strace using it.
Calling systrace(pid) gives you a file descriptor with a stream of the syscalls made by a peer process. The process must be owned by the same UID who calls systrace(). :^)
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12 changed files with 188 additions and 1 deletions
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@ -16,6 +16,12 @@
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extern "C" {
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int systrace(pid_t pid)
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{
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int rc = syscall(SC_systrace, pid);
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__RETURN_WITH_ERRNO(rc, rc, -1);
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}
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int chown(const char* pathname, uid_t uid, gid_t gid)
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{
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int rc = syscall(SC_chown, pathname, uid, gid);
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