| Juan Cespedes | d44c6b8 | 1998-09-25 14:48:42 +0200 | [diff] [blame] | 1 | #if HAVE_CONFIG_H |
| 2 | #include "config.h" |
| 3 | #endif |
| 4 | |
| 5 | #include <sys/types.h> |
| 6 | #include <sys/ptrace.h> |
| 7 | #include <asm/ptrace.h> |
| 8 | |
| 9 | #if (!defined(PTRACE_PEEKUSER) && defined(PTRACE_PEEKUSR)) |
| 10 | # define PTRACE_PEEKUSER PTRACE_PEEKUSR |
| 11 | #endif |
| 12 | |
| 13 | #if (!defined(PTRACE_POKEUSER) && defined(PTRACE_POKEUSR)) |
| 14 | # define PTRACE_POKEUSER PTRACE_POKEUSR |
| 15 | #endif |
| 16 | |
| Juan Cespedes | 8cc1b9d | 2002-03-01 19:54:23 +0100 | [diff] [blame] | 17 | void * |
| 18 | get_instruction_pointer(pid_t pid) { |
| Juan Cespedes | d44c6b8 | 1998-09-25 14:48:42 +0200 | [diff] [blame] | 19 | return (void *)ptrace(PTRACE_PEEKUSER, pid, 4*PT_PC, 0); |
| 20 | } |
| 21 | |
| Juan Cespedes | 8f8282f | 2002-03-03 18:58:40 +0100 | [diff] [blame] | 22 | void |
| 23 | set_instruction_pointer(pid_t pid, long addr) { |
| 24 | ptrace(PTRACE_POKEUSER, pid, 4*PT_PC, addr); |
| 25 | } |
| 26 | |
| Juan Cespedes | 8cc1b9d | 2002-03-01 19:54:23 +0100 | [diff] [blame] | 27 | void * |
| 28 | get_stack_pointer(pid_t pid) { |
| Juan Cespedes | d44c6b8 | 1998-09-25 14:48:42 +0200 | [diff] [blame] | 29 | return (void *)ptrace(PTRACE_PEEKUSER, pid, 4*PT_USP, 0); |
| 30 | } |
| 31 | |
| Juan Cespedes | 8cc1b9d | 2002-03-01 19:54:23 +0100 | [diff] [blame] | 32 | void * |
| 33 | get_return_addr(pid_t pid, void * stack_pointer) { |
| Juan Cespedes | d44c6b8 | 1998-09-25 14:48:42 +0200 | [diff] [blame] | 34 | return (void *)ptrace(PTRACE_PEEKTEXT, pid, stack_pointer, 0); |
| 35 | } |