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| author | Camille Mougey <camille.mougey@cea.fr> | 2015-01-18 18:36:23 +0100 |
|---|---|---|
| committer | Camille Mougey <camille.mougey@cea.fr> | 2015-01-23 17:24:43 +0100 |
| commit | 663b49b712b4309d44e2ae77e37f26861c4906b7 (patch) | |
| tree | fb853170d0183a2b15925057ef76bef2ea59eda4 /example/asm_armt.py | |
| parent | 488cb99d4d61a0b3b176f7e3c53431872fc234ef (diff) | |
| download | miasm-663b49b712b4309d44e2ae77e37f26861c4906b7.tar.gz miasm-663b49b712b4309d44e2ae77e37f26861c4906b7.zip | |
Example: Move asm's examples to a `asm` directory
Diffstat (limited to 'example/asm_armt.py')
| -rw-r--r-- | example/asm_armt.py | 90 |
1 files changed, 0 insertions, 90 deletions
diff --git a/example/asm_armt.py b/example/asm_armt.py deleted file mode 100644 index f4ce6d2d..00000000 --- a/example/asm_armt.py +++ /dev/null @@ -1,90 +0,0 @@ -#! /usr/bin/env python - -from pdb import pm - -from elfesteem.strpatchwork import StrPatchwork - -from miasm2.core.cpu import parse_ast -from miasm2.arch.arm.arch import mn_armt, base_expr -from miasm2.core import parse_asm -import miasm2.expression.expression as m2_expr -from miasm2.core import asmbloc - -my_mn = mn_armt - -reg_and_id = dict(mn_armt.regs.all_regs_ids_byname) - - -def my_ast_int2expr(a): - return m2_expr.ExprInt32(a) - - -def my_ast_id2expr(t): - return reg_and_id.get(t, m2_expr.ExprId(t, size=32)) - -my_var_parser = parse_ast(my_ast_id2expr, my_ast_int2expr) -base_expr.setParseAction(my_var_parser) - -txt = ''' -memcpy: - PUSH {R0-R3, LR} - B test_end -loop: - LDRB R3, [R1] - STRB R3, [R0] - ADDS R0, R0, 1 - ADDS R1, R1, 1 - SUBS R2, R2, 1 -test_end: - CMP R2, 0 - BNE loop - POP {R0-R3, PC} -main: - PUSH {LR} - SUB SP, 0x100 - MOV R0, SP - ADD R1, PC, mystr-$+6 - MOV R0, R0 - EORS R2, R2 - ADDS R2, R2, 0x4 - BL memcpy - ADD SP, 0x100 - POP {PC} - -mystr: -.string "toto" -''' - -blocs_b, symbol_pool_b = parse_asm.parse_txt(my_mn, "b", txt) -blocs_l, symbol_pool_l = parse_asm.parse_txt(my_mn, "l", txt) - -# fix shellcode addr -symbol_pool_b.set_offset(symbol_pool_b.getby_name("main"), 0) -symbol_pool_l.set_offset(symbol_pool_l.getby_name("main"), 0) - -# graph sc#### -g = asmbloc.bloc2graph(blocs_b[0]) -open("graph.txt", "w").write(g) - -s_b = StrPatchwork() -s_l = StrPatchwork() - -print "symbols" -print symbol_pool_b -# dont erase from start to shell code padading -resolved_b, patches_b = asmbloc.asm_resolve_final( - my_mn, blocs_b[0], symbol_pool_b) -resolved__l, patches_l = asmbloc.asm_resolve_final( - my_mn, blocs_l[0], symbol_pool_l) -print patches_b -print patches_l - - - -for offset, raw in patches_b.items(): - s_b[offset] = raw -for offset, raw in patches_l.items(): - s_l[offset] = raw - -open('demo_armt_b.bin', 'wb').write(str(s_b)) -open('demo_armt_l.bin', 'wb').write(str(s_l)) |