mips: missing file

example/asm_mips32.py

@@ -0,0 +1,56 @@
+#! /usr/bin/env python
+
+from miasm2.core.cpu import parse_ast
+from miasm2.arch.mips32.arch import mn_mips32, base_expr, variable
+from miasm2.core.bin_stream import bin_stream
+from miasm2.core import parse_asm
+from miasm2.expression.expression import *
+from elfesteem.strpatchwork import StrPatchwork
+
+from pdb import pm
+from miasm2.core import asmbloc
+import struct
+
+reg_and_id = dict(mn_mips32.regs.all_regs_ids_byname)
+
+
+def my_ast_int2expr(a):
+    return ExprInt32(a)
+
+
+def my_ast_id2expr(t):
+    return reg_and_id.get(t, ExprId(t, size=32))
+
+my_var_parser = parse_ast(my_ast_id2expr, my_ast_int2expr)
+base_expr.setParseAction(my_var_parser)
+
+
+st = StrPatchwork()
+
+blocs, symbol_pool = parse_asm.parse_txt(mn_mips32, "l", '''
+main:
+    ADDIU      A0, ZERO, 0x10
+    ADDIU         A1, ZERO, 0
+loop:
+    ADDIU      A1, A1, 0x1
+    ADDIU      A0, A0, 0xFFFFFFFF
+    BNE        A0, ZERO, loop
+    NOP
+    JR         RA
+    NOP
+''')
+
+# fix shellcode addr
+symbol_pool.set_offset(symbol_pool.getby_name("main"), 0)
+
+for b in blocs[0]:
+    print b
+
+resolved_b, patches = asmbloc.asm_resolve_final(
+    mn_mips32, 'l', blocs[0], symbol_pool)
+print patches
+
+for offset, raw in patches.items():
+    st[offset] = raw
+
+open('mips32_sc.bin', 'wb').write(str(st))