49 files changed, 546 insertions, 1072 deletions

diff --git a/example/asm/shellcode.py b/example/asm/shellcode.py
new file mode 100644
index 00000000..89914b6d
--- /dev/null
+++ b/example/asm/shellcode.py
@@ -0,0 +1,110 @@
+#! /usr/bin/env python
+from argparse import ArgumentParser
+from pdb import pm
+
+from elfesteem import pe_init
+from elfesteem.strpatchwork import StrPatchwork
+
+from miasm2.core.cpu import parse_ast
+from miasm2.core import parse_asm, asmbloc
+import miasm2.expression.expression as m2_expr
+from miasm2.analysis.machine import Machine
+
+parser = ArgumentParser("Multi-arch (32 bits) assembler")
+parser.add_argument('architecture', help="architecture: " + \
+                        ",".join(Machine.available_machine()))
+parser.add_argument("source", help="Source file to assemble")
+parser.add_argument("output", help="Output file")
+parser.add_argument("--PE", help="Create a PE with a few imports",
+                    action="store_true")
+parser.add_argument("-e", "--encrypt",
+                    help="Encrypt the code between <label_start> <label_stop>",
+                    nargs=2)
+args = parser.parse_args()
+
+# Get architecture-dependent parameters
+machine = Machine(args.architecture)
+try:
+    attrib = machine.dis_engine.attrib
+    size = int(attrib)
+except AttributeError:
+    attrib = None
+    size = 32
+except ValueError:
+    size = 32
+reg_and_id = dict(machine.mn.regs.all_regs_ids_byname)
+base_expr = machine.base_expr
+
+# Output format
+if args.PE:
+    pe = pe_init.PE(wsize=size)
+    s_text = pe.SHList.add_section(name="text", addr=0x1000, rawsize=0x1000)
+    s_iat = pe.SHList.add_section(name="iat", rawsize=0x100)
+    new_dll = [({"name": "USER32.dll",
+                 "firstthunk": s_iat.addr}, ["MessageBoxA"])]
+    pe.DirImport.add_dlldesc(new_dll)
+    s_myimp = pe.SHList.add_section(name="myimp", rawsize=len(pe.DirImport))
+    pe.DirImport.set_rva(s_myimp.addr)
+    pe.Opthdr.AddressOfEntryPoint = s_text.addr
+
+    addr_main = pe.rva2virt(s_text.addr)
+    virt = pe.virt
+    output = pe
+
+else:
+    st = StrPatchwork()
+
+    addr_main = 0
+    virt = st
+    output = st
+
+# Fix the AST parser
+def my_ast_int2expr(a):
+    return m2_expr.ExprInt_fromsize(size, a)
+
+def my_ast_id2expr(t):
+    return reg_and_id.get(t, m2_expr.ExprId(t, size=size))
+
+my_var_parser = parse_ast(my_ast_id2expr, my_ast_int2expr)
+base_expr.setParseAction(my_var_parser)
+
+# Get and parse the source code
+with open(args.source) as fstream:
+    source = fstream.read()
+
+blocs, symbol_pool = parse_asm.parse_txt(machine.mn, attrib, source)
+
+# Fix shellcode addrs
+symbol_pool.set_offset(symbol_pool.getby_name("main"), addr_main)
+
+if args.PE:
+    symbol_pool.set_offset(symbol_pool.getby_name_create("MessageBoxA"),
+                           pe.DirImport.get_funcvirt('MessageBoxA'))
+
+# Print and graph firsts blocs before patching it
+for bloc in blocs[0]:
+    print bloc
+graph = asmbloc.bloc2graph(blocs[0])
+open("graph.txt", "w").write(graph)
+
+# Apply patches
+resolved_b, patches = asmbloc.asm_resolve_final(machine.mn,
+                                                blocs[0],
+                                                symbol_pool)
+if args.encrypt:
+    # Encrypt code
+    ad_start = symbol_pool.getby_name_create(args.encrypt[0]).offset
+    ad_stop = symbol_pool.getby_name_create(args.encrypt[1]).offset
+
+    new_patches = dict(patches)
+    for ad, val in patches.items():
+        if ad_start <= ad < ad_stop:
+            new_patches[ad] = "".join([chr(ord(x) ^ 0x42) for x in val])
+    patches = new_patches
+
+print patches
+for offset, raw in patches.items():
+    virt[offset] = raw
+
+# Produce output
+open(args.output, 'wb').write(str(output))
diff --git a/example/asm/simple.py b/example/asm/simple.py
new file mode 100644
index 00000000..1ae3ae05
--- /dev/null
+++ b/example/asm/simple.py
@@ -0,0 +1,37 @@
+from pdb import pm
+from pprint import pprint
+
+from miasm2.arch.x86.arch import mn_x86
+from miasm2.core import parse_asm, asmbloc
+import miasm2.expression.expression as m2_expr
+from miasm2.core import asmbloc
+
+
+# Assemble code
+blocs, symbol_pool = parse_asm.parse_txt(mn_x86, 32, '''
+main:
+   MOV    EAX, 1
+   MOV    EBX, 2
+   MOV    ECX, 2
+   MOV    DX, 2
+
+loop:
+   INC    EBX
+   CMOVZ  EAX, EBX
+   ADD    EAX, ECX
+   JZ     loop
+   RET
+''')
+
+# Set 'main' label's offset
+symbol_pool.set_offset(symbol_pool.getby_name("main"), 0x0)
+
+# Spread information and resolve instructions offset
+resolved_b, patches = asmbloc.asm_resolve_final(mn_x86, blocs[0], symbol_pool)
+
+# Show resolved blocs
+for bloc, dummy in resolved_b:
+    print bloc
+
+# Print offset -> bytes
+pprint(patches)
diff --git a/example/asm_arm.py b/example/asm_arm.py
deleted file mode 100644
index e9ffa330..00000000
--- a/example/asm_arm.py
+++ /dev/null
@@ -1,82 +0,0 @@
-#! /usr/bin/env python
-
-from miasm2.core.cpu import parse_ast
-from miasm2.arch.arm.arch import mn_arm, base_expr, variable
-from miasm2.core import parse_asm
-from miasm2.expression.expression import *
-from miasm2.core import asmbloc
-from elfesteem.strpatchwork import StrPatchwork
-
-my_mn = mn_arm
-
-reg_and_id = dict(mn_arm.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)
-
-txt = '''
-main:
-  STMFD  SP!, {R4, R5, LR}
-  MOV    R0, mystr & 0xffff
-  ORR    R0, R0, mystr & 0xffff0000
-  MOV    R4, R0
-  MOV    R1, mystrend & 0xffff
-  ORR    R1, R1, mystrend & 0xffff0000
-xxx:
-  LDRB    R2, [PC, key-$]
-loop:
-  LDRB   R3, [R0]
-  EOR    R3, R3, R2
-  STRB   R3, [R0], 1
-  CMP    R0, R1
-  BNE    loop
-end:
-  MOV    R0, R4
-  LDMFD  SP!, {R4, R5, PC}
-key:
-.byte 0x11
-mystr:
-.string "test string"
-mystrend:
-.long 0
-'''
-
-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"), 0x0)
-symbol_pool_l.set_offset(symbol_pool_l.getby_name("main"), 0x0)
-
-# graph sc####
-g = asmbloc.bloc2graph(blocs_l[0])
-open("graph.txt", "w").write(g)
-
-s_b = StrPatchwork()
-s_l = StrPatchwork()
-
-print "symbols"
-print symbol_pool_l
-# 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
-
-for offset, raw in patches_b.items():
-    s_b[offset] = raw
-for offset, raw in patches_l.items():
-    s_l[offset] = raw
-
-open('demo_arm_b.bin', 'w').write(str(s_b))
-open('demo_arm_l.bin', 'w').write(str(s_l))
diff --git a/example/asm_arm_sc.py b/example/asm_arm_sc.py
deleted file mode 100644
index 16bfa181..00000000
--- a/example/asm_arm_sc.py
+++ /dev/null
@@ -1,63 +0,0 @@
-#! /usr/bin/env python
-
-from miasm2.core.cpu import parse_ast
-from miasm2.arch.arm.arch import mn_arm, 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_arm.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_arm, 'l', '''
-main:
-    MOV R1, R0
-    MOV R2, 0x100
-    LDR R3, [PC, mykey1-$]
-loop:
-    ADD R2, R1, R2
-    ADD R1, R1, 1
-    LDR R3, [PC, mykey2-$]
-    CMP R1, R3
-    BEQ loop
-
-    ADD R0, R1, R2
-    BX LR
-mykey1:
-.long 0x1
-mykey2:
-.long 0x2
-''')
-
-# fix shellcode addr
-symbol_pool.set_offset(symbol_pool.getby_name("main"), 0)
-
-for b in blocs[0]:
-    print b
-
-resolved_b, patches = asmbloc.asm_resolve_final(
-    mn_arm, blocs[0], symbol_pool)
-print patches
-
-for offset, raw in patches.items():
-    st[offset] = raw
-
-open('arm_sc.bin', 'wb').write(str(st))
diff --git a/example/asm_armt.py b/example/asm_armt.py
deleted file mode 100644
index 1c810e5b..00000000
--- a/example/asm_armt.py
+++ /dev/null
@@ -1,88 +0,0 @@
-#! /usr/bin/env python
-
-from miasm2.core.cpu import parse_ast
-from miasm2.arch.arm.arch import mn_armt, base_expr, variable
-from miasm2.core import parse_asm
-from miasm2.expression.expression import *
-from miasm2.core import asmbloc
-from elfesteem.strpatchwork import StrPatchwork
-from pdb import pm
-
-my_mn = mn_armt
-
-reg_and_id = dict(mn_armt.regs.all_regs_ids_byname)
-
-
-def my_ast_int2expr(a):
-    return ExprInt32(a)
-
-
-def my_ast_id2expr(t):
-    return reg_and_id.get(t, ExprId(t, size=32))
-
-my_var_parser = parse_ast(my_ast_id2expr, my_ast_int2expr)
-base_expr.setParseAction(my_var_parser)
-
-txt = '''
-memcpy:
-     PUSH    {R0-R3, LR}
-     B       test_end
-loop:
-     LDRB    R3, [R1]
-     STRB    R3, [R0]
-     ADDS    R0, R0, 1
-     ADDS    R1, R1, 1
-     SUBS    R2, R2, 1
-test_end:
-     CMP     R2, 0
-     BNE     loop
-     POP     {R0-R3, PC}
-main:
-     PUSH    {LR}
-     SUB     SP, 0x100
-     MOV     R0, SP
-     ADD     R1, PC, mystr-$+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))
diff --git a/example/asm_box_x86_32.py b/example/asm_box_x86_32.py
deleted file mode 100644
index c11e645a..00000000
--- a/example/asm_box_x86_32.py
+++ /dev/null
@@ -1,66 +0,0 @@
-#! /usr/bin/env python
-
-from miasm2.core.cpu import parse_ast
-from miasm2.arch.x86.arch import mn_x86, base_expr, variable
-from miasm2.core.bin_stream import bin_stream
-from miasm2.core import parse_asm
-from miasm2.expression.expression import *
-from elfesteem import *
-from pdb import pm
-from miasm2.core import asmbloc
-import struct
-
-e = pe_init.PE()
-s_text = e.SHList.add_section(name="text", addr=0x1000, rawsize=0x1000)
-s_iat = e.SHList.add_section(name="iat", rawsize=0x100)
-new_dll = [({"name": "USER32.dll",
-             "firstthunk": s_iat.addr}, ["MessageBoxA"])]
-e.DirImport.add_dlldesc(new_dll)
-s_myimp = e.SHList.add_section(name="myimp", rawsize=len(e.DirImport))
-e.DirImport.set_rva(s_myimp.addr)
-
-reg_and_id = dict(mn_x86.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)
-
-blocs, symbol_pool = parse_asm.parse_txt(mn_x86, 32, '''
-main:
-    PUSH 0
-    PUSH title
-    PUSH msg
-    PUSH 0
-    CALL DWORD PTR [ MessageBoxA ]
-    RET
-
-title:
-.string "Hello!"
-msg:
-.string "World!"
-''')
-
-# fix shellcode addr
-symbol_pool.set_offset(symbol_pool.getby_name("main"), e.rva2virt(s_text.addr))
-symbol_pool.set_offset(symbol_pool.getby_name_create("MessageBoxA"),
-                       e.DirImport.get_funcvirt('MessageBoxA'))
-e.Opthdr.AddressOfEntryPoint = s_text.addr
-
-for b in blocs[0]:
-    print b
-
-resolved_b, patches = asmbloc.asm_resolve_final(
-    mn_x86, blocs[0], symbol_pool)
-print patches
-
-for offset, raw in patches.items():
-    e.virt[offset] = raw
-
-open('box_x86_32.bin', 'wb').write(str(e))
diff --git a/example/asm_box_x86_32_enc.py b/example/asm_box_x86_32_enc.py
deleted file mode 100644
index b06fa1ea..00000000
--- a/example/asm_box_x86_32_enc.py
+++ /dev/null
@@ -1,105 +0,0 @@
-#! /usr/bin/env python
-
-from miasm2.core.cpu import parse_ast
-from miasm2.arch.x86.arch import mn_x86, base_expr, variable
-from miasm2.core.bin_stream import bin_stream
-from miasm2.core import parse_asm
-from miasm2.expression.expression import *
-from elfesteem import *
-from pdb import pm
-from miasm2.core import asmbloc
-import struct
-
-e = pe_init.PE()
-s_text = e.SHList.add_section(name="text", addr=0x1000, rawsize=0x1000)
-s_iat = e.SHList.add_section(name="iat", rawsize=0x100)
-new_dll = [({"name": "USER32.dll",
-             "firstthunk": s_iat.addr}, ["MessageBoxA"])]
-e.DirImport.add_dlldesc(new_dll)
-s_myimp = e.SHList.add_section(name="myimp", rawsize=len(e.DirImport))
-e.DirImport.set_rva(s_myimp.addr)
-
-reg_and_id = dict(mn_x86.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)
-
-blocs, symbol_pool = parse_asm.parse_txt(mn_x86, 32, '''
-main:
-    CALL cipher_code
-    CALL msgbox_encrypted_start
-    CALL cipher_code
-    RET
-
-cipher_code:
-    PUSH EBP
-    MOV  EBP, ESP
-
-    LEA  ESI, DWORD PTR [msgbox_encrypted_start]
-    LEA  EDI, DWORD PTR [msgbox_encrypted_stop]
-
-loop:
-    XOR  BYTE PTR [ESI], 0x42
-    INC  ESI
-    CMP  ESI, EDI
-    JBE  loop
-
-    MOV  ESP, EBP
-    POP  EBP
-    RET
-
-msgbox_encrypted_start:
-    PUSH 0
-    PUSH title
-    PUSH msg
-    PUSH 0
-    CALL DWORD PTR [ MessageBoxA ]
-    RET
-.dontsplit
-msgbox_encrypted_stop:
-.long 0
-
-title:
-.string "Hello!"
-msg:
-.string "World!"
-''')
-
-
-# fix shellcode addr
-symbol_pool.set_offset(symbol_pool.getby_name("main"), e.rva2virt(s_text.addr))
-symbol_pool.set_offset(symbol_pool.getby_name_create(
-    "MessageBoxA"), e.DirImport.get_funcvirt('MessageBoxA'))
-e.Opthdr.AddressOfEntryPoint = s_text.addr
-
-for b in blocs[0]:
-    print b
-
-print "symbols"
-print symbol_pool
-
-resolved_b, patches = asmbloc.asm_resolve_final(
-    mn_x86, blocs[0], symbol_pool)
-print patches
-
-ad_start = symbol_pool.getby_name_create("msgbox_encrypted_start").offset
-ad_stop = symbol_pool.getby_name_create("msgbox_encrypted_stop").offset
-
-# cipher code
-new_patches = dict(patches)
-for ad, val in patches.items():
-    if ad_start <= ad < ad_stop:
-        new_patches[ad] = "".join([chr(ord(x) ^ 0x42) for x in val])
-
-for offset, raw in new_patches.items():
-    e.virt[offset] = raw
-
-open('box_x86_32_enc.bin', 'wb').write(str(e))
diff --git a/example/asm_box_x86_32_mod.py b/example/asm_box_x86_32_mod.py
deleted file mode 100644
index 5f90fe9c..00000000
--- a/example/asm_box_x86_32_mod.py
+++ /dev/null
@@ -1,89 +0,0 @@
-#! /usr/bin/env python
-
-from miasm2.core.cpu import parse_ast
-from miasm2.arch.x86.arch import mn_x86, base_expr, variable
-from miasm2.core.bin_stream import bin_stream
-from miasm2.core import parse_asm
-from miasm2.expression.expression import *
-from elfesteem import *
-from pdb import pm
-from miasm2.core import asmbloc
-import struct
-
-e = pe_init.PE()
-s_text = e.SHList.add_section(name="text", addr=0x1000, rawsize=0x1000)
-s_iat = e.SHList.add_section(name="iat", rawsize=0x100)
-new_dll = [({"name": "USER32.dll",
-             "firstthunk": s_iat.addr}, ["MessageBoxA"])]
-e.DirImport.add_dlldesc(new_dll)
-s_myimp = e.SHList.add_section(name="myimp", rawsize=len(e.DirImport))
-e.DirImport.set_rva(s_myimp.addr)
-
-reg_and_id = dict(mn_x86.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)
-
-blocs, symbol_pool = parse_asm.parse_txt(mn_x86, 32, '''
-main:
-    CALL test_automod
-    CALL test_automod
-    RET
-
-test_automod:
-    PUSH EBP
-    MOV  EBP, ESP
-
-loop:
-    MOV  EAX, 0
-    CMP  EAX, 0
-    JMP  mod_addr
-mod_addr:
-    JNZ  end
-
-    PUSH 0
-    PUSH title
-    PUSH msg
-    PUSH 0
-    CALL DWORD PTR [ MessageBoxA ]
-
-    ; automodif code
-    MOV BYTE PTR [mod_addr], 0xEB
-    JMP loop
-end:
-    MOV BYTE PTR [mod_addr], 0x75
-    MOV ESP, EBP
-    POP EBP
-    RET
-
-title:
-.string "Hello!"
-msg:
-.string "World!"
-''')
-
-# fix shellcode addr
-symbol_pool.set_offset(symbol_pool.getby_name("main"), e.rva2virt(s_text.addr))
-symbol_pool.set_offset(symbol_pool.getby_name_create("MessageBoxA"),
-                       e.DirImport.get_funcvirt('MessageBoxA'))
-e.Opthdr.AddressOfEntryPoint = s_text.addr
-
-for b in blocs[0]:
-    print b
-
-resolved_b, patches = asmbloc.asm_resolve_final(
-    mn_x86, blocs[0], symbol_pool)
-print patches
-
-for offset, raw in patches.items():
-    e.virt[offset] = raw
-
-open('box_x86_32_mod.bin', 'wb').write(str(e))
diff --git a/example/asm_box_x86_32_mod_self.py b/example/asm_box_x86_32_mod_self.py
deleted file mode 100644
index 0efe4811..00000000
--- a/example/asm_box_x86_32_mod_self.py
+++ /dev/null
@@ -1,74 +0,0 @@
-#! /usr/bin/env python
-
-from miasm2.core.cpu import parse_ast
-from miasm2.arch.x86.arch import mn_x86, base_expr, variable
-from miasm2.core.bin_stream import bin_stream
-from miasm2.core import parse_asm
-from miasm2.expression.expression import *
-from elfesteem import *
-from pdb import pm
-from miasm2.core import asmbloc
-import struct
-
-e = pe_init.PE()
-s_text = e.SHList.add_section(name="text", addr=0x1000, rawsize=0x1000)
-s_iat = e.SHList.add_section(name="iat", rawsize=0x100)
-new_dll = [({"name": "USER32.dll",
-             "firstthunk": s_iat.addr}, ["MessageBoxA"])]
-e.DirImport.add_dlldesc(new_dll)
-s_myimp = e.SHList.add_section(name="myimp", rawsize=len(e.DirImport))
-e.DirImport.set_rva(s_myimp.addr)
-
-reg_and_id = dict(mn_x86.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)
-
-blocs, symbol_pool = parse_asm.parse_txt(mn_x86, 32, '''
-main:
-    PUSH EBP
-    MOV  EBP, ESP
-    MOV  BYTE PTR [myint], 0x90
-myint:
-    INT 0x3
-
-    PUSH 0
-    PUSH title
-    PUSH msg
-    PUSH 0
-    CALL DWORD PTR [ MessageBoxA ]
-    MOV ESP, EBP
-    POP EBP
-    RET
-
-title:
-.string "Hello!"
-msg:
-.string "World!"
-''')
-
-# fix shellcode addr
-symbol_pool.set_offset(symbol_pool.getby_name("main"), e.rva2virt(s_text.addr))
-symbol_pool.set_offset(symbol_pool.getby_name_create("MessageBoxA"),
-                       e.DirImport.get_funcvirt('MessageBoxA'))
-e.Opthdr.AddressOfEntryPoint = s_text.addr
-
-for b in blocs[0]:
-    print b
-
-resolved_b, patches = asmbloc.asm_resolve_final(
-    mn_x86, blocs[0], symbol_pool)
-print patches
-
-for offset, raw in patches.items():
-    e.virt[offset] = raw
-
-open('box_x86_32_mod_self.bin', 'wb').write(str(e))
diff --git a/example/asm_box_x86_32_repmod.py b/example/asm_box_x86_32_repmod.py
deleted file mode 100644
index c46fedd5..00000000
--- a/example/asm_box_x86_32_repmod.py
+++ /dev/null
@@ -1,103 +0,0 @@
-#! /usr/bin/env python
-
-# test instruction caching
-
-from miasm2.core.cpu import parse_ast
-from miasm2.arch.x86.arch import mn_x86, base_expr, variable
-from miasm2.core.bin_stream import bin_stream
-from miasm2.core import parse_asm
-from miasm2.expression.expression import *
-from elfesteem import *
-from pdb import pm
-from miasm2.core import asmbloc
-import struct
-
-e = pe_init.PE()
-s_text = e.SHList.add_section(name="text", addr=0x1000, rawsize=0x1000)
-s_iat = e.SHList.add_section(name="iat", rawsize=0x100)
-new_dll = [({"name": "USER32.dll",
-             "firstthunk": s_iat.addr}, ["MessageBoxA"])]
-e.DirImport.add_dlldesc(new_dll)
-s_myimp = e.SHList.add_section(name="myimp", rawsize=len(e.DirImport))
-e.DirImport.set_rva(s_myimp.addr)
-
-reg_and_id = dict(mn_x86.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)
-
-
-blocs, symbol_pool = parse_asm.parse_txt(mn_x86, 32, '''
-main:
-    CALL test_automod
-    RET
-
-lbl_good:
-    NOP
-    NOP
-    NOP
-    NOP
-    NOP
-    NOP
-    NOP
-    NOP
-    NOP
-
-test_automod:
-    PUSH EBP
-    MOV  EBP, ESP
-
-    LEA EDI, DWORD PTR [lbl_mod]
-    LEA ESI, DWORD PTR [lbl_good]
-
-    MOV ECX, 0x8
-    REPE MOVSB
-lbl_mod:
-    XOR EAX, EAX
-    MOV DWORD PTR [EAX], 0xDEADC0DE
-
-    NOP
-    NOP
-    NOP
-
-    PUSH 0
-    PUSH title
-    PUSH msg
-    PUSH 0
-    CALL DWORD PTR [ MessageBoxA ]
-
-    MOV ESP, EBP
-    POP EBP
-    RET
-
-title:
-.string "Hello!"
-msg:
-.string "World!"
-''')
-
-# fix shellcode addr
-symbol_pool.set_offset(symbol_pool.getby_name("main"), e.rva2virt(s_text.addr))
-symbol_pool.set_offset(symbol_pool.getby_name_create("MessageBoxA"),
-                       e.DirImport.get_funcvirt('MessageBoxA'))
-e.Opthdr.AddressOfEntryPoint = s_text.addr
-
-for b in blocs[0]:
-    print b
-
-resolved_b, patches = asmbloc.asm_resolve_final(
-    mn_x86, blocs[0], symbol_pool)
-print patches
-
-for offset, raw in patches.items():
-    e.virt[offset] = raw
-
-open('box_x86_32_repmod.bin', 'wb').write(str(e))
diff --git a/example/asm_box_x86_64.py b/example/asm_box_x86_64.py
deleted file mode 100644
index d48a1729..00000000
--- a/example/asm_box_x86_64.py
+++ /dev/null
@@ -1,68 +0,0 @@
-#! /usr/bin/env python
-
-from miasm2.core.cpu import parse_ast
-from miasm2.arch.x86.arch import mn_x86, base_expr, variable
-from miasm2.core.bin_stream import bin_stream
-from miasm2.core import parse_asm
-from miasm2.expression.expression import *
-from elfesteem import *
-from pdb import pm
-from miasm2.core import asmbloc
-import struct
-
-e = pe_init.PE(wsize=64)
-s_text = e.SHList.add_section(name="text", addr=0x1000, rawsize=0x1000)
-s_iat = e.SHList.add_section(name="iat", rawsize=0x100)
-new_dll = [({"name": "USER32.dll",
-             "firstthunk": s_iat.addr}, ["MessageBoxA"])]
-e.DirImport.add_dlldesc(new_dll)
-s_myimp = e.SHList.add_section(name="myimp", rawsize=len(e.DirImport))
-e.DirImport.set_rva(s_myimp.addr)
-
-reg_and_id = dict(mn_x86.regs.all_regs_ids_byname)
-
-
-def my_ast_int2expr(a):
-    return ExprInt64(a)
-
-
-def my_ast_id2expr(t):
-    return reg_and_id.get(t, ExprId(t, size=64))
-
-my_var_parser = parse_ast(my_ast_id2expr, my_ast_int2expr)
-base_expr.setParseAction(my_var_parser)
-
-blocs, symbol_pool = parse_asm.parse_txt(mn_x86, 64, '''
-main:
-    MOV R9, 0x0
-    MOV R8, title
-    MOV RDX, msg
-    MOV RCX, 0x0
-    MOV RAX, QWORD PTR [ MessageBoxA ]
-    CALL RAX
-    RET
-
-title:
-.string "Hello!"
-msg:
-.string "World!"
-''')
-
-# fix shellcode addr
-symbol_pool.set_offset(symbol_pool.getby_name("main"), e.rva2virt(s_text.addr))
-symbol_pool.set_offset(symbol_pool.getby_name_create("MessageBoxA"),
-                       e.DirImport.get_funcvirt('MessageBoxA'))
-e.Opthdr.AddressOfEntryPoint = s_text.addr
-
-for b in blocs[0]:
-    print b
-
-resolved_b, patches = asmbloc.asm_resolve_final(
-    mn_x86, blocs[0], symbol_pool,
-    max_offset=0xFFFFFFFFFFFFFFFF)
-print patches
-
-for offset, raw in patches.items():
-    e.virt[offset] = raw
-
-open('box_x86_64.bin', 'wb').write(str(e))
diff --git a/example/asm_mips32.py b/example/asm_mips32.py
deleted file mode 100644
index aec57886..00000000
--- a/example/asm_mips32.py
+++ /dev/null
@@ -1,69 +0,0 @@
-#! /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_l = StrPatchwork()
-st_b = StrPatchwork()
-
-txt = '''
-main:
-    ADDIU      A0, ZERO, 0x10
-    ADDIU      A1, ZERO, 0
-loop:
-    ADDIU      A1, A1, 0x1
-    BNE        A0, ZERO, loop
-    ADDIU      A0, A0, 0xFFFFFFFF
-
-    ADDIU      A2, A2, 0x1
-    MOVN       A1, ZERO, ZERO
-    JR         RA
-    ADDIU      A2, A2, 0x1
-'''
-
-blocs_b, symbol_pool_b = parse_asm.parse_txt(mn_mips32, "b", txt)
-blocs_l, symbol_pool_l = parse_asm.parse_txt(mn_mips32, "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)
-
-for b in blocs_b[0]:
-    print b
-
-resolved_b, patches_b = asmbloc.asm_resolve_final(
-    mn_mips32, blocs_b[0], symbol_pool_b)
-resolved_l, patches_l = asmbloc.asm_resolve_final(
-    mn_mips32, blocs_l[0], symbol_pool_l)
-print patches_b
-print patches_l
-
-for offset, raw in patches_b.items():
-    st_b[offset] = raw
-for offset, raw in patches_l.items():
-    st_l[offset] = raw
-
-open('mips32_sc_b.bin', 'wb').write(str(st_l))
-open('mips32_sc_l.bin', 'wb').write(str(st_l))
diff --git a/example/asm_msp430_sc.py b/example/asm_msp430_sc.py
deleted file mode 100644
index c0bae929..00000000
--- a/example/asm_msp430_sc.py
+++ /dev/null
@@ -1,54 +0,0 @@
-#! /usr/bin/env python
-
-from miasm2.core.cpu import parse_ast
-from miasm2.arch.msp430.arch import mn_msp430, 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_msp430.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_msp430, None, '''
-main:
-    mov.w      0x10, R10
-    mov.w      0x0, R11
-loop:
-    add.w      1, R11
-    sub.w      1, R10
-    jnz        loop
-    mov.w      @SP+, PC
-''')
-
-# 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_msp430, blocs[0], symbol_pool)
-print patches
-
-for offset, raw in patches.items():
-    st[offset] = raw
-
-open('msp430_sc.bin', 'wb').write(str(st))
diff --git a/example/asm_x86.py b/example/asm_x86.py
deleted file mode 100644
index 77fc61dc..00000000
--- a/example/asm_x86.py
+++ /dev/null
@@ -1,88 +0,0 @@
-#! /usr/bin/env python
-
-from miasm2.core.cpu import parse_ast
-from miasm2.arch.x86.arch import mn_x86, base_expr, variable
-from miasm2.core import parse_asm
-from miasm2.expression.expression import *
-from miasm2.core import asmbloc
-from elfesteem.strpatchwork import StrPatchwork
-
-reg_and_id = dict(mn_x86.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)
-
-blocs, symbol_pool = parse_asm.parse_txt(mn_x86, 32, '''
-main:
-   PUSH EBP
-   MOV  EBP, ESP
-   SUB  ESP, 0x100
-   MOV  EAX, 0x1337
-   ; test ptr manip
-   LEA  ESI, DWORD PTR [mystr^toto]
-   CALL toto
-mystr:
-.string "test string"
- toto:
-   POP  EDI
-
-   PUSH EDI
-   ; test scasb
-   XOR  EAX, EAX
-   XOR  ECX, ECX
-   DEC  ECX
-   REPNE SCASB
-   NOT  ECX
-   DEC  ECX
-
-   ; test movsb
-   POP  ESI
-   LEA  EDI, DWORD PTR [EBP-0x100]
-   REPE  MOVSB
-
-   ; test float
-   PUSH 0
-   FLD1
-   FLD1
-   FADD ST, ST(1)
-   FIST  DWORD PTR [ESP]
-   POP  EAX
-
-   ; test cond mnemo
-   NOP
-   NOP
-   CMOVZ EAX, EBX
-   ; test shr
-   NOP
-   SHR EAX, 1
-   NOP
-   NOP
-   SHR EAX, CL
-   NOP
-
-   MOV  ESP, EBP
-   POP  EBP
-   RET
-
-
-''')
-
-# fix shellcode addr
-symbol_pool.set_offset(symbol_pool.getby_name("main"), 0x0)
-s = StrPatchwork()
-resolved_b, patches = asmbloc.asm_resolve_final(
-    mn_x86, blocs[0], symbol_pool)
-for offset, raw in patches.items():
-    s[offset] = raw
-
-print patches
-
-open('demo_x86_32.bin', 'wb').write(str(s))
diff --git a/example/box.exe b/example/box.exe
deleted file mode 100755
index 1c11bcda..00000000
--- a/example/box.exe
+++ /dev/null
Binary files differdiff --git a/example/disasm_03.py b/example/disasm/file.py
index 1141dc55..5bae0e89 100644
--- a/example/disasm_03.py
+++ b/example/disasm/file.py
@@ -5,15 +5,15 @@ from miasm2.analysis.binary import Container
 
 if len(sys.argv) != 3:
     print 'Example:'
-    print "%s box_upx.exe 0x410f90" % sys.argv[0]
+    print "%s samples/box_upx.exe 0x410f90" % sys.argv[0]
     sys.exit(0)
 
-ad = int(sys.argv[2], 16)
+addr = int(sys.argv[2], 16)
 cont = Container.from_stream(open(sys.argv[1]))
 mdis = dis_x86_32(cont.bin_stream)
-# inform the engine not to disasm nul instructions
+# Inform the engine to avoid disassembling null instructions
 mdis.dont_dis_nulstart_bloc = True
-blocs = mdis.dis_multibloc(ad)
+blocs = mdis.dis_multibloc(addr)
 
-g = bloc2graph(blocs)
-open('graph.txt', 'w').write(g)
+graph = bloc2graph(blocs)
+open('graph.txt', 'w').write(graph)
diff --git a/example/test_dis.py b/example/disasm/full.py
index 722e99c9..f7ca6780 100644
--- a/example/test_dis.py
+++ b/example/disasm/full.py
@@ -1,14 +1,13 @@
-import sys
 import os
-import time
+import logging
+from argparse import ArgumentParser
+from pdb import pm
 
 from miasm2.analysis.binary import Container
-from miasm2.core.asmbloc import *
-from optparse import OptionParser
+from miasm2.core.asmbloc import log_asmbloc, asm_label, bloc2graph
 from miasm2.expression.expression import ExprId
 from miasm2.core.interval import interval
 from miasm2.analysis.machine import Machine
-from pdb import pm
 
 log = logging.getLogger("dis")
 console_handler = logging.StreamHandler()
@@ -21,80 +20,49 @@ if filename and os.path.isfile(filename):
     execfile(filename)
 
 
-parser = OptionParser(usage="usage: %prog [options] file address")
-parser.add_option('-m', "--architecture", dest="machine", metavar="MACHINE",
-                  help="architecture: " + ",".join(Machine.available_machine()))
-parser.add_option('-f', "--followcall", dest="followcall", action="store_true",
-                  default=False,
-                  help="follow call")
-
-parser.add_option('-b', "--blocwatchdog", dest="bw",
-                  default=None,
-                  help="address to disasemble")
-
-parser.add_option('-n', "--funcsnumwatchdog", dest="funcswd",
-                  default=None,
-                  help="max func to disasm")
-
-parser.add_option(
-    '-r', "--recurfunctions", dest="recurfunctions", action="store_true",
-    default=False,
-    help="disasm found functions")
-
-parser.add_option('-v', "--verbose", dest="verbose", action="store_true",
-                  default=False,
-                  help="verbose")
-
-parser.add_option('-g', "--gen_ir", dest="gen_ir", action="store_true",
-                  default=False,
-                  help="gen intermediate representation")
-
-parser.add_option('-z', "--dis_nulstart_bloc", dest="dis_nulstart_bloc",
-                  action="store_true", default=False,
-                  help="dont_dis_nulstart_bloc")
-parser.add_option('-l', "--dontdis_retcall", dest="dontdis_retcall",
-                  action="store_true", default=False,
-                  help="only disasm call dst")
-
-parser.add_option('-s', "--simplify", dest="simplify", action="store_true",
-                  default=False,
-                  help="for test purpose")
-
-parser.add_option('-o', "--shiftoffset", dest="shiftoffset",
-                  default=None,
-                  help="shift input str by offset")
-
-parser.add_option(
-    '-a', "--trydisasmall", dest="trydisasmall", action="store_true",
-    default=False,
-    help="try disasm all binary")
-
-parser.add_option('-i', "--image", dest="image", action="store_true",
-                  default=False,
-                  help="display image representation of disasm")
-
-(options, args) = parser.parse_args(sys.argv[1:])
-if not args:
-    parser.print_help()
-    sys.exit(0)
-fname = args[0]
-
-if options.verbose:
+parser = ArgumentParser("Disassemble a binary")
+parser.add_argument('architecture', help="architecture: " + \
+                        ",".join(Machine.available_machine()))
+parser.add_argument('filename', help="File to disassemble")
+parser.add_argument('address', help="Starting address for disassembly engine",
+                    nargs="+")
+parser.add_argument('-f', "--followcall", action="store_true",
+                    help="Follow call instructions")
+parser.add_argument('-b', "--blockwatchdog", default=None, type=int,
+                    help="Maximum number of basic block to disassemble")
+parser.add_argument('-n', "--funcswatchdog", default=None, type=int,
+                    help="Maximum number of function to disassemble")
+parser.add_argument('-r', "--recurfunctions", action="store_true",
+                    help="Disassemble founded functions")
+parser.add_argument('-v', "--verbose", action="store_true", help="Verbose mode")
+parser.add_argument('-g', "--gen_ir", action="store_true",
+                    help="Compute the intermediate representation")
+parser.add_argument('-z', "--dis-nulstart-block", action="store_true",
+                    help="Do not disassemble NULL starting block")
+parser.add_argument('-l', "--dontdis-retcall", action="store_true",
+                    help="If set, disassemble only call destinations")
+parser.add_argument('-s', "--simplify", action="store_true",
+                    help="Use the liveness analysis pass")
+parser.add_argument('-o', "--shiftoffset", default=None, type=int,
+                    help="Shift input binary by an offset")
+parser.add_argument('-a', "--try-disasm-all", action="store_true",
+                    help="Try to disassemble the whole binary")
+parser.add_argument('-i', "--image", action="store_true",
+                    help="Display image representation of disasm")
+
+args = parser.parse_args()
+
+if args.verbose:
     log_asmbloc.setLevel(logging.DEBUG)
 
 log.info("import machine...")
-machine = Machine(options.machine)
+machine = Machine(args.architecture)
 mn, dis_engine, ira = machine.mn, machine.dis_engine, machine.ira
 log.info('ok')
 
-if options.bw != None:
-    options.bw = int(options.bw)
-if options.funcswd != None:
-    options.funcswd = int(options.funcswd)
-
 log.info('Load binary')
-with open(fname) as fdesc:
-    cont = Container.from_stream(fdesc, addr=options.shiftoffset)
+with open(args.filename) as fdesc:
+    cont = Container.from_stream(fdesc, addr=args.shiftoffset)
 
 default_addr = cont.entry_point
 bs = cont.bin_stream
@@ -103,12 +71,12 @@ e = cont.executable
 log.info('ok')
 mdis = dis_engine(bs)
 # configure disasm engine
-mdis.dontdis_retcall = options.dontdis_retcall
-mdis.blocs_wd = options.bw
-mdis.dont_dis_nulstart_bloc = not options.dis_nulstart_bloc
+mdis.dontdis_retcall = args.dontdis_retcall
+mdis.blocs_wd = args.blockwatchdog
+mdis.dont_dis_nulstart_bloc = not args.dis_nulstart_block
 
 todo = []
-addrs = [int(a, 16) for a in args[1:]]
+addrs = [int(a, 16) for a in args.address]
 
 if len(addrs) == 0 and default_addr is not None:
     addrs.append(default_addr)
@@ -140,9 +108,9 @@ while not finish and todo:
             for l in b.lines:
                 done_interval += interval([(l.offset, l.offset + l.l)])
 
-        if options.funcswd is not None:
-            options.funcswd -= 1
-        if options.recurfunctions:
+        if args.funcswatchdog is not None:
+            args.funcswatchdog -= 1
+        if args.recurfunctions:
             for b in ab:
                 i = b.get_subcall_instr()
                 if not i:
@@ -152,10 +120,10 @@ while not finish and todo:
                         continue
                     todo.append((mdis, i, d.name.offset))
 
-        if options.funcswd is not None and options.funcswd <= 0:
+        if args.funcswatchdog is not None and args.funcswatchdog <= 0:
             finish = True
 
-    if options.trydisasmall:
+    if args.try_disasm_all:
         for a, b in done_interval.intervals:
             if b in done:
                 continue
@@ -180,7 +148,7 @@ all_lines = []
 total_l = 0
 
 print done_interval
-if options.image:
+if args.image:
     log.info('build img')
     done_interval.show()
 
@@ -194,7 +162,7 @@ log.info('total lines %s' % total_l)
 
 
 # Bonus, generate IR graph
-if options.gen_ir:
+if args.gen_ir:
     log.info("generating IR")
 
     ir_arch = ira(mdis.symbol_pool)
@@ -208,7 +176,7 @@ if options.gen_ir:
 
     ir_arch.gen_graph()
 
-    if options.simplify:
+    if args.simplify:
         ir_arch.dead_simp()
 
     out = ir_arch.graph()
diff --git a/example/disasm/function.py b/example/disasm/function.py
new file mode 100644
index 00000000..0d443c26
--- /dev/null
+++ b/example/disasm/function.py
@@ -0,0 +1,18 @@
+from miasm2.arch.x86.disasm import dis_x86_32
+from miasm2.core.asmbloc import bloc2graph
+
+# MOV        EAX, 0x1337BEEF
+# MOV        ECX, 0x4
+# loop:
+# ROL        EAX, 0x8
+# LOOP       loop
+# RET
+shellcode = '\xb8\xef\xbe7\x13\xb9\x04\x00\x00\x00\xc1\xc0\x08\xe2\xfb\xc3'
+mdis = dis_x86_32(shellcode)
+blocs = mdis.dis_multibloc(0)
+
+for bloc in blocs:
+    print bloc
+
+graph = bloc2graph(blocs)
+open('graph.txt', 'w').write(graph)
diff --git a/example/disasm_01.py b/example/disasm/single_instr.py
index bc6a2fd6..0e29dcee 100644
--- a/example/disasm_01.py
+++ b/example/disasm/single_instr.py
@@ -1,5 +1,5 @@
 from miasm2.arch.x86.arch import mn_x86
-from miasm2.arch.x86.regs import *
+from miasm2.arch.x86.regs import EDX
 
 l = mn_x86.fromstring('MOV EAX, EBX', 32)
 print "instruction:", l
diff --git a/example/disasm_02.py b/example/disasm_02.py
deleted file mode 100644
index 5bfd77de..00000000
--- a/example/disasm_02.py
+++ /dev/null
@@ -1,13 +0,0 @@
-from miasm2.arch.x86.disasm import dis_x86_32
-from miasm2.core.asmbloc import bloc2graph
-
-
-s = '\xb8\xef\xbe7\x13\xb9\x04\x00\x00\x00\xc1\xc0\x08\xe2\xfb\xc3'
-mdis = dis_x86_32(s)
-blocs = mdis.dis_multibloc(0)
-
-for b in blocs:
-    print b
-
-g = bloc2graph(blocs)
-open('graph.txt', 'w').write(g)
diff --git a/example/expression/expr_random.py b/example/expression/expr_random.py
index 1d399091..66c09f2e 100644
--- a/example/expression/expr_random.py
+++ b/example/expression/expr_random.py
@@ -1,10 +1,14 @@
 import string
+import random
 
 from miasm2.expression.expression_helper import ExprRandom
 
 print "Simple expression generator\n"
 
 depth = 8
+seed = 0
+random.seed(seed)
+
 print "- An ID:"
 print ExprRandom.identifier()
 print "- A number:"
diff --git a/example/expression/expr_translate.py b/example/expression/expr_translate.py
index aacb30c0..e1505dae 100644
--- a/example/expression/expr_translate.py
+++ b/example/expression/expr_translate.py
@@ -4,6 +4,7 @@ from miasm2.expression.expression import *
 from miasm2.expression.expression_helper import ExprRandom
 from miasm2.ir.translators import Translator
 
+random.seed(0)
 
 class ExprRandom_OpSubRange(ExprRandom):
     operations_by_args_number = {1: ["-"],
diff --git a/example/test_ida.py b/example/ida/graph_ir.py
index 5f9aead6..5f9aead6 100644
--- a/example/test_ida.py
+++ b/example/ida/graph_ir.py
diff --git a/example/test_jit_arm.py b/example/jitter/arm.py
index 12878a30..5342ee6d 100644
--- a/example/test_jit_arm.py
+++ b/example/jitter/arm.py
@@ -1,23 +1,21 @@
 #!/usr/bin/env python
 #-*- coding:utf-8 -*-
-from miasm2.analysis import debugging, gdbserver
-
-from miasm2.analysis.sandbox import Sandbox_Linux_arml
-from miasm2.analysis.machine import Machine
 import logging
-
 from pdb import pm
 
-parser = Sandbox_Linux_arml.parser(description="""Sandbox an elf binary with arm engine
-(ex: test_jit_arm.py example/md5_arm -a A684)""")
-parser.add_argument("filename", help="PE Filename")
-parser.add_argument('-v', "--verbose",
-                    help="verbose mode", action="store_true")
+from miasm2.analysis.sandbox import Sandbox_Linux_arml
 
+# Get arguments
+parser = Sandbox_Linux_arml.parser(description="""Sandbox an elf binary with arm
+ engine (ex: jit_arm.py samples/md5_arm -a A684)""")
+parser.add_argument("filename", help="ELF Filename")
+parser.add_argument('-v', "--verbose", help="verbose mode", action="store_true")
 options = parser.parse_args()
-sb = Sandbox_Linux_arml(options.filename, options, globals())
 
+# Prepare the sandbox
+sb = Sandbox_Linux_arml(options.filename, options, globals())
 
+# Handle 'verbose' option
 if options.verbose is True:
     logging.basicConfig(level=logging.INFO)
 else:
@@ -27,7 +25,7 @@ if options.verbose is True:
     sb.jitter.vm.dump_memory_page_pool()
 
 if options.address is None:
-    raise ValueError('invalid address')
+    raise ValueError('Invalid address')
 
+# Run the code
 sb.run()
-
diff --git a/example/test_jit_arm_sc.py b/example/jitter/arm_sc.py
index 0ec2a5ee..80714641 100644
--- a/example/test_jit_arm_sc.py
+++ b/example/jitter/arm_sc.py
@@ -11,7 +11,7 @@ import logging
 from pdb import pm
 
 parser = Sandbox_Linux_arml_str.parser(description="""Sandbox an elf binary with arm engine
-(ex: test_jit_arm_sc.py example/demo_arm_l.bin)""")
+(ex: jit_arm_sc.py example/demo_arm_l.bin)""")
 parser.add_argument("filename", help="string Filename")
 parser.add_argument("endianess", help="endianness [b/l]")
 parser.add_argument('-v', "--verbose",
diff --git a/example/test_jit_mips32.py b/example/jitter/mips32.py
index d027ec50..e41096cc 100644
--- a/example/test_jit_mips32.py
+++ b/example/jitter/mips32.py
@@ -9,7 +9,7 @@ from pdb import pm
 
 parser = ArgumentParser(
     description="""Sandbox raw binary with mips32 engine
-(ex: test_jit_mips32.py example/mips32_sc_l.bin 0)""")
+(ex: jit_mips32.py example/mips32_sc_l.bin 0)""")
 parser.add_argument("-r", "--log-regs",
                     help="Log registers value for each instruction",
                     action="store_true")
diff --git a/example/test_jit_msp430.py b/example/jitter/msp430.py
index 5aa1f340..d752ef8c 100644
--- a/example/test_jit_msp430.py
+++ b/example/jitter/msp430.py
@@ -7,7 +7,7 @@ from miasm2.analysis.machine import Machine
 
 parser = ArgumentParser(
     description="""Sandbox raw binary with msp430 engine
-(ex: test_jit_msp430.py example/msp430_sc.bin 0)""")
+(ex: jit_msp430.py example/msp430_sc.bin 0)""")
 parser.add_argument("-r", "--log-regs",
                     help="Log registers value for each instruction",
                     action="store_true")
diff --git a/example/sandbox_pe_x86_32.py b/example/jitter/sandbox_pe_x86_32.py
index 738e0778..738e0778 100644
--- a/example/sandbox_pe_x86_32.py
+++ b/example/jitter/sandbox_pe_x86_32.py
diff --git a/example/unpack_upx.py b/example/jitter/unpack_upx.py
index 313f75a2..313f75a2 100644
--- a/example/unpack_upx.py
+++ b/example/jitter/unpack_upx.py
diff --git a/example/test_jit_x86_32.py b/example/jitter/x86_32.py
index 8ba39bb3..1b2aa012 100644
--- a/example/test_jit_x86_32.py
+++ b/example/jitter/x86_32.py
@@ -1,8 +1,6 @@
-import sys
 import os
 from argparse import ArgumentParser
-from miasm2.jitter.jitload import bin_stream_vm
-from miasm2.jitter.csts import *
+from miasm2.jitter.csts import PAGE_READ, PAGE_WRITE
 from miasm2.analysis.machine import Machine
 
 from pdb import pm
diff --git a/example/samples/arm_sc.S b/example/samples/arm_sc.S
new file mode 100644
index 00000000..e9a0787f
--- /dev/null
+++ b/example/samples/arm_sc.S
@@ -0,0 +1,17 @@
+main:
+    MOV R1, R0
+    MOV R2, 0x100
+    LDR R3, [PC, mykey1-$]
+loop:
+    ADD R2, R1, R2
+    ADD R1, R1, 1
+    LDR R3, [PC, mykey2-$]
+    CMP R1, R3
+    BEQ loop
+
+    ADD R0, R1, R2
+    BX LR
+mykey1:
+.long 0x1
+mykey2:
+.long 0x2
diff --git a/example/samples/arm_simple.S b/example/samples/arm_simple.S
new file mode 100644
index 00000000..f6dcf81e
--- /dev/null
+++ b/example/samples/arm_simple.S
@@ -0,0 +1,24 @@
+main:
+  STMFD  SP!, {R4, R5, LR}
+  MOV    R0, mystr & 0xffff
+  ORR    R0, R0, mystr & 0xffff0000
+  MOV    R4, R0
+  MOV    R1, mystrend & 0xffff
+  ORR    R1, R1, mystrend & 0xffff0000
+xxx:
+  LDRB    R2, [PC, key-$]
+loop:
+  LDRB   R3, [R0]
+  EOR    R3, R3, R2
+  STRB   R3, [R0], 1
+  CMP    R0, R1
+  BNE    loop
+end:
+  MOV    R0, R4
+  LDMFD  SP!, {R4, R5, PC}
+key:
+.byte 0x11
+mystr:
+.string "test string"
+mystrend:
+.long 0
diff --git a/example/samples/armt.S b/example/samples/armt.S
new file mode 100644
index 00000000..c50075a6
--- /dev/null
+++ b/example/samples/armt.S
@@ -0,0 +1,27 @@
+memcpy:
+     PUSH    {R0-R3, LR}
+     B       test_end
+loop:
+     LDRB    R3, [R1]
+     STRB    R3, [R0]
+     ADDS    R0, R0, 1
+     ADDS    R1, R1, 1
+     SUBS    R2, R2, 1
+test_end:
+     CMP     R2, 0
+     BNE     loop
+     POP     {R0-R3, PC}
+main:
+     PUSH    {LR}
+     SUB     SP, 0x100
+     MOV     R0, SP
+     ADD     R1, PC, mystr-$+6
+     MOV     R0, R0
+     EORS    R2, R2
+     ADDS    R2, R2, 0x4
+     BL      memcpy
+     ADD     SP, 0x100
+     POP     {PC}
+
+mystr:
+.string "toto"
diff --git a/example/box_upx.exe b/example/samples/box_upx.exe
index d0776ec2..d0776ec2 100755
--- a/example/box_upx.exe
+++ b/example/samples/box_upx.exe
Binary files differdiff --git a/example/md5_arm b/example/samples/md5_arm
index 148e0611..148e0611 100755
--- a/example/md5_arm
+++ b/example/samples/md5_arm
Binary files differdiff --git a/example/samples/mips32.S b/example/samples/mips32.S
new file mode 100644
index 00000000..ae44d52f
--- /dev/null
+++ b/example/samples/mips32.S
@@ -0,0 +1,12 @@
+main:
+    ADDIU      A0, ZERO, 0x10
+    ADDIU      A1, ZERO, 0
+loop:
+    ADDIU      A1, A1, 0x1
+    BNE        A0, ZERO, loop
+    ADDIU      A0, A0, 0xFFFFFFFF
+
+    ADDIU      A2, A2, 0x1
+    MOVN       A1, ZERO, ZERO
+    JR         RA
+    ADDIU      A2, A2, 0x1
diff --git a/example/samples/msp430.S b/example/samples/msp430.S
new file mode 100644
index 00000000..77f4b448
--- /dev/null
+++ b/example/samples/msp430.S
@@ -0,0 +1,8 @@
+main:
+    mov.w      0x10, R10
+    mov.w      0x0, R11
+loop:
+    add.w      1, R11
+    sub.w      1, R10
+    jnz        loop
+    mov.w      @SP+, PC
diff --git a/example/expression/sc_connect_back.bin b/example/samples/sc_connect_back.bin
index 9e9c80a5..9e9c80a5 100644
--- a/example/expression/sc_connect_back.bin
+++ b/example/samples/sc_connect_back.bin
Binary files differdiff --git a/example/expression/simple_test.bin b/example/samples/simple_test.bin
index 60f4e768..60f4e768 100644
--- a/example/expression/simple_test.bin
+++ b/example/samples/simple_test.bin
Binary files differdiff --git a/example/expression/simple_test.c b/example/samples/simple_test.c
index 8e344f18..8e344f18 100644
--- a/example/expression/simple_test.c
+++ b/example/samples/simple_test.c
diff --git a/example/samples/x86_32_enc.S b/example/samples/x86_32_enc.S
new file mode 100644
index 00000000..92379838
--- /dev/null
+++ b/example/samples/x86_32_enc.S
@@ -0,0 +1,38 @@
+main:
+    CALL cipher_code
+    CALL msgbox_encrypted_start
+    CALL cipher_code
+    RET
+
+cipher_code:
+    PUSH EBP
+    MOV  EBP, ESP
+
+    LEA  ESI, DWORD PTR [msgbox_encrypted_start]
+    LEA  EDI, DWORD PTR [msgbox_encrypted_stop]
+
+loop:
+    XOR  BYTE PTR [ESI], 0x42
+    INC  ESI
+    CMP  ESI, EDI
+    JBE  loop
+
+    MOV  ESP, EBP
+    POP  EBP
+    RET
+
+msgbox_encrypted_start:
+    PUSH 0
+    PUSH title
+    PUSH msg
+    PUSH 0
+    CALL DWORD PTR [ MessageBoxA ]
+    RET
+.dontsplit
+msgbox_encrypted_stop:
+.long 0
+
+title:
+.string "Hello!"
+msg:
+.string "World!"
diff --git a/example/samples/x86_32_manip_ptr.S b/example/samples/x86_32_manip_ptr.S
new file mode 100644
index 00000000..43e4ed73
--- /dev/null
+++ b/example/samples/x86_32_manip_ptr.S
@@ -0,0 +1,50 @@
+main:
+   PUSH EBP
+   MOV  EBP, ESP
+   SUB  ESP, 0x100
+   MOV  EAX, 0x1337
+   ; test ptr manip
+   LEA  ESI, DWORD PTR [mystr^toto]
+   CALL toto
+mystr:
+.string "test string"
+ toto:
+   POP  EDI
+
+   PUSH EDI
+   ; test scasb
+   XOR  EAX, EAX
+   XOR  ECX, ECX
+   DEC  ECX
+   REPNE SCASB
+   NOT  ECX
+   DEC  ECX
+
+   ; test movsb
+   POP  ESI
+   LEA  EDI, DWORD PTR [EBP-0x100]
+   REPE  MOVSB
+
+   ; test float
+   PUSH 0
+   FLD1
+   FLD1
+   FADD ST, ST(1)
+   FIST  DWORD PTR [ESP]
+   POP  EAX
+
+   ; test cond mnemo
+   NOP
+   NOP
+   CMOVZ EAX, EBX
+   ; test shr
+   NOP
+   SHR EAX, 1
+   NOP
+   NOP
+   SHR EAX, CL
+   NOP
+
+   MOV  ESP, EBP
+   POP  EBP
+   RET
diff --git a/example/samples/x86_32_mod.S b/example/samples/x86_32_mod.S
new file mode 100644
index 00000000..df7792af
--- /dev/null
+++ b/example/samples/x86_32_mod.S
@@ -0,0 +1,35 @@
+main:
+    CALL test_automod
+    CALL test_automod
+    RET
+
+test_automod:
+    PUSH EBP
+    MOV  EBP, ESP
+
+loop:
+    MOV  EAX, 0
+    CMP  EAX, 0
+    JMP  mod_addr
+mod_addr:
+    JNZ  end
+
+    PUSH 0
+    PUSH title
+    PUSH msg
+    PUSH 0
+    CALL DWORD PTR [ MessageBoxA ]
+
+    ; automodif code
+    MOV BYTE PTR [mod_addr], 0xEB
+    JMP loop
+end:
+    MOV BYTE PTR [mod_addr], 0x75
+    MOV ESP, EBP
+    POP EBP
+    RET
+
+title:
+.string "Hello!"
+msg:
+.string "World!"
diff --git a/example/samples/x86_32_mod_self.S b/example/samples/x86_32_mod_self.S
new file mode 100644
index 00000000..398438ec
--- /dev/null
+++ b/example/samples/x86_32_mod_self.S
@@ -0,0 +1,20 @@
+main:
+    PUSH EBP
+    MOV  EBP, ESP
+    MOV  BYTE PTR [myint], 0x90
+myint:
+    INT 0x3
+
+    PUSH 0
+    PUSH title
+    PUSH msg
+    PUSH 0
+    CALL DWORD PTR [ MessageBoxA ]
+    MOV ESP, EBP
+    POP EBP
+    RET
+
+title:
+.string "Hello!"
+msg:
+.string "World!"
diff --git a/example/samples/x86_32_repmod.S b/example/samples/x86_32_repmod.S
new file mode 100644
index 00000000..332a876c
--- /dev/null
+++ b/example/samples/x86_32_repmod.S
@@ -0,0 +1,46 @@
+main:
+    CALL test_automod
+    RET
+
+lbl_good:
+    NOP
+    NOP
+    NOP
+    NOP
+    NOP
+    NOP
+    NOP
+    NOP
+    NOP
+
+test_automod:
+    PUSH EBP
+    MOV  EBP, ESP
+
+    LEA EDI, DWORD PTR [lbl_mod]
+    LEA ESI, DWORD PTR [lbl_good]
+
+    MOV ECX, 0x8
+    REPE MOVSB
+lbl_mod:
+    XOR EAX, EAX
+    MOV DWORD PTR [EAX], 0xDEADC0DE
+
+    NOP
+    NOP
+    NOP
+
+    PUSH 0
+    PUSH title
+    PUSH msg
+    PUSH 0
+    CALL DWORD PTR [ MessageBoxA ]
+
+    MOV ESP, EBP
+    POP EBP
+    RET
+
+title:
+.string "Hello!"
+msg:
+.string "World!"
diff --git a/example/x86_32_sc.bin b/example/samples/x86_32_sc.bin
index c1931ce0..c1931ce0 100644
--- a/example/x86_32_sc.bin
+++ b/example/samples/x86_32_sc.bin
diff --git a/example/samples/x86_32_simple.S b/example/samples/x86_32_simple.S
new file mode 100644
index 00000000..f38c232f
--- /dev/null
+++ b/example/samples/x86_32_simple.S
@@ -0,0 +1,12 @@
+main:
+    PUSH 0
+    PUSH title
+    PUSH msg
+    PUSH 0
+    CALL DWORD PTR [ MessageBoxA ]
+    RET
+
+title:
+.string "Hello!"
+msg:
+.string "World!"
diff --git a/example/samples/x86_64.S b/example/samples/x86_64.S
new file mode 100644
index 00000000..d090a01b
--- /dev/null
+++ b/example/samples/x86_64.S
@@ -0,0 +1,13 @@
+main:
+    MOV R9, 0x0
+    MOV R8, title
+    MOV RDX, msg
+    MOV RCX, 0x0
+    MOV RAX, QWORD PTR [ MessageBoxA ]
+    CALL RAX
+    RET
+
+title:
+.string "Hello!"
+msg:
+.string "World!"
diff --git a/example/symbol_exec.py b/example/symbol_exec/single_instr.py
index 416909f2..416909f2 100644
--- a/example/symbol_exec.py
+++ b/example/symbol_exec/single_instr.py