| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1 | #include <errno.h> |
| 2 | #include <asm/ptrace.h> |
| Al Viro | 37185b3 | 2012-10-08 03:27:32 +0100 | [diff] [blame] | 3 | #include <sysdep/ptrace.h> |
| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4 | |
| 5 | int ptrace_getregs(long pid, unsigned long *regs_out) |
| 6 | { |
| 7 | int i; |
| 8 | for (i=0; i < sizeof(struct sys_pt_regs)/sizeof(PPC_REG); ++i) { |
| 9 | errno = 0; |
| 10 | regs_out->regs[i] = ptrace(PTRACE_PEEKUSR, pid, i*4, 0); |
| 11 | if (errno) { |
| 12 | return -errno; |
| 13 | } |
| 14 | } |
| 15 | return 0; |
| 16 | } |
| 17 | |
| 18 | int ptrace_setregs(long pid, unsigned long *regs_in) |
| 19 | { |
| 20 | int i; |
| 21 | for (i=0; i < sizeof(struct sys_pt_regs)/sizeof(PPC_REG); ++i) { |
| 22 | if (i != 34 /* FIXME: PT_ORIG_R3 */ && i <= PT_MQ) { |
| 23 | if (ptrace(PTRACE_POKEUSR, pid, i*4, regs_in->regs[i]) < 0) { |
| 24 | return -errno; |
| 25 | } |
| 26 | } |
| 27 | } |
| 28 | return 0; |
| 29 | } |