gdb tea bp

gdb_bp.py

import gdb

class MyBreakpoint (gdb.Breakpoint):
    def stop (self):
        rdi = int(gdb.parse_and_eval("$rdi").cast(gdb.lookup_type('uint64_t')))
        rsi = int(gdb.parse_and_eval("$rsi").cast(gdb.lookup_type('uint64_t')))
        print("d( %x, %x)" % (rdi, rsi)), 
        print("rdi : [%x, %x]" % (int(gdb.Value(rdi).cast(gdb.lookup_type('uint32_t').pointer()).dereference()),
            int(gdb.Value(rdi+4).cast(gdb.lookup_type('uint32_t').pointer()).dereference()))),

        print("rsi : [%x, %x, %x, %x]" % (int(gdb.Value(rsi).cast(gdb.lookup_type('uint32_t').pointer()).dereference()),
            int(gdb.Value(rsi+4).cast(gdb.lookup_type('uint32_t').pointer()).dereference()),
            int(gdb.Value(rsi+8).cast(gdb.lookup_type('uint32_t').pointer()).dereference()),
            int(gdb.Value(rsi+12).cast(gdb.lookup_type('uint32_t').pointer()).dereference())))
        return False

MyBreakpoint("d")