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#if HAVE_CONFIG_H
#include "config.h"
#endif
#include <sys/ptrace.h>
#include "ltrace.h"
void insert_breakpoint(pid_t pid, struct breakpoint * sbp)
{
int a;
a = ptrace(PTRACE_PEEKTEXT, pid, sbp->addr, 0);
sbp->orig_value[0] = (a & 0xFF000000) >> 24;
sbp->orig_value[1] = (a & 0x00FF0000) >> 16;
a &= 0x0000FFFF;
a |= 0x4E4F0000;
ptrace(PTRACE_POKETEXT, pid, sbp->addr, a);
}
void delete_breakpoint(pid_t pid, struct breakpoint * sbp)
{
int a;
a = ptrace(PTRACE_PEEKTEXT, pid, sbp->addr, 0);
a &= 0x0000FFFF;
a |= (sbp->orig_value[0] << 24) | (sbp->orig_value[1] << 16);
ptrace(PTRACE_POKETEXT, pid, sbp->addr, a);
}
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