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author | Srikant Patnaik | 2015-01-11 12:28:04 +0530 |
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committer | Srikant Patnaik | 2015-01-11 12:28:04 +0530 |
commit | 871480933a1c28f8a9fed4c4d34d06c439a7a422 (patch) | |
tree | 8718f573808810c2a1e8cb8fb6ac469093ca2784 /arch/um/sys-ppc/ptrace_user.c | |
parent | 9d40ac5867b9aefe0722bc1f110b965ff294d30d (diff) | |
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Moved, renamed, and deleted files
The original directory structure was scattered and unorganized.
Changes are basically to make it look like kernel structure.
Diffstat (limited to 'arch/um/sys-ppc/ptrace_user.c')
-rw-r--r-- | arch/um/sys-ppc/ptrace_user.c | 29 |
1 files changed, 29 insertions, 0 deletions
diff --git a/arch/um/sys-ppc/ptrace_user.c b/arch/um/sys-ppc/ptrace_user.c new file mode 100644 index 00000000..224d2403 --- /dev/null +++ b/arch/um/sys-ppc/ptrace_user.c @@ -0,0 +1,29 @@ +#include <errno.h> +#include <asm/ptrace.h> +#include "sysdep/ptrace.h" + +int ptrace_getregs(long pid, unsigned long *regs_out) +{ + int i; + for (i=0; i < sizeof(struct sys_pt_regs)/sizeof(PPC_REG); ++i) { + errno = 0; + regs_out->regs[i] = ptrace(PTRACE_PEEKUSR, pid, i*4, 0); + if (errno) { + return -errno; + } + } + return 0; +} + +int ptrace_setregs(long pid, unsigned long *regs_in) +{ + int i; + for (i=0; i < sizeof(struct sys_pt_regs)/sizeof(PPC_REG); ++i) { + if (i != 34 /* FIXME: PT_ORIG_R3 */ && i <= PT_MQ) { + if (ptrace(PTRACE_POKEUSR, pid, i*4, regs_in->regs[i]) < 0) { + return -errno; + } + } + } + return 0; +} |