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authorSrikant Patnaik2015-01-11 12:28:04 +0530
committerSrikant Patnaik2015-01-11 12:28:04 +0530
commit871480933a1c28f8a9fed4c4d34d06c439a7a422 (patch)
tree8718f573808810c2a1e8cb8fb6ac469093ca2784 /arch/um/sys-ppc/ptrace_user.c
parent9d40ac5867b9aefe0722bc1f110b965ff294d30d (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.c29
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;
+}