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add basic 6502-analysis plugin for @ricardoquesada

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This commit is contained in:
condret 2015-09-15 20:44:42 +00:00
parent 7a5ed6523c
commit 64636e9505
5 changed files with 167 additions and 1 deletions
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9
libr/anal/p/6502.mk Normal file
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@ -0,0 +1,9 @@
OBJ_6502=anal_6502.o
STATIC_OBJ+=${OBJ_6502}
TARGET_6502=anal_6502.${EXT_SO}
ALL_TARGETS+=${TARGET_6502}
${TARGET_6502}: ${OBJ_6502}
${CC} $(call libname,anal_6502) ${LDFLAGS} ${CFLAGS} -o anal_6502.${EXT_SO} ${OBJ_6502}

2
libr/anal/p/Makefile
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@ -12,7 +12,7 @@ all: ${ALL_TARGETS} ;
ALL_TARGETS=
# TODO: rename to enabled plugins
ARCHS=null.mk x86_udis.mk ppc_gnu.mk ppc_cs.mk arm_gnu.mk avr.mk csr.mk dalvik.mk sh.mk ebc.mk gb.mk malbolge.mk ws.mk h8300.mk cr16.mk v850.mk msp430.mk sparc_gnu.mk sparc_cs.mk x86_cs.mk cris.mk
ARCHS=null.mk x86_udis.mk ppc_gnu.mk ppc_cs.mk arm_gnu.mk avr.mk csr.mk dalvik.mk sh.mk ebc.mk gb.mk malbolge.mk ws.mk h8300.mk cr16.mk v850.mk msp430.mk sparc_gnu.mk sparc_cs.mk x86_cs.mk cris.mk 6502.mk
include $(ARCHS)
clean:

155
libr/anal/p/anal_6502.c Normal file
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@ -0,0 +1,155 @@
/* radare - LGPL - Copyright 2015 - condret */
#include <string.h>
#include <r_types.h>
#include <r_lib.h>
#include <r_asm.h>
#include <r_anal.h>
#include "../../asm/arch/snes/snes_op_table.h"
static int _6502_op(RAnal *anal, RAnalOp *op, ut64 addr, const ut8 *data, int len) {
memset (op, '\0', sizeof (RAnalOp));
op->size = snes_op[data[0]].len; //snes-arch is similiar to nes/6502
op->addr = addr;
op->type = R_ANAL_OP_TYPE_UNK;
switch (data[0]) {
case 0x80:
case 0x02:
case 0x03:
case 0x04:
case 0x12:
case 0x13:
case 0x14:
case 0x22:
case 0x23:
case 0x32:
case 0x33:
case 0x34:
case 0x42:
case 0x43:
case 0x44:
case 0x52:
case 0x53:
case 0x54:
case 0x62:
case 0x63:
case 0x64:
case 0x72:
case 0x73:
case 0x74:
case 0x82:
case 0x83:
case 0x92:
case 0x93:
case 0xa3:
case 0xb2:
case 0xb3:
case 0xc2:
case 0xc3:
case 0xd2:
case 0xd3:
case 0xd4:
case 0xe2:
case 0xe3:
case 0xf2:
case 0xf3:
case 0xf4:
case 0x07:
case 0x17:
case 0x27:
case 0x37:
case 0x47:
case 0x57:
case 0x67:
case 0x77:
case 0x87:
case 0x97:
case 0xa7:
case 0xb7:
case 0xc7:
case 0xd7:
case 0xe7:
case 0xf7:
case 0x89:
case 0x0b:
case 0x0c:
case 0x1a:
case 0x1b:
case 0x1c:
case 0x2b:
case 0x3a:
case 0x3b:
case 0x3c:
case 0x4b:
case 0x5a:
case 0x5b:
case 0x5c:
case 0x6b:
case 0x7a:
case 0x7b:
case 0x7c:
case 0x8b:
case 0x9b:
case 0x9c:
case 0xab:
case 0xbb:
case 0xcb:
case 0xda:
case 0xdb:
case 0xdc:
case 0xeb:
case 0xfa:
case 0xfb:
case 0xfc:
case 0x0f:
case 0x1f:
case 0x2f:
case 0x3f:
case 0x4f:
case 0x5f:
case 0x6f:
case 0x7f:
case 0x8f:
case 0x9e:
case 0x9f:
case 0xaf:
case 0xbf:
case 0xcf:
case 0xdf:
case 0xef:
case 0xff:
op->size = 1;
op->type = R_ANAL_OP_TYPE_ILL; //those do not exist for 6502 - snes only
break;
case 0xea:
op->type = R_ANAL_OP_TYPE_NOP;
break;
}
return op->size;
}
struct r_anal_plugin_t r_anal_plugin_6502 = {
.name = "6502",
.desc = "6502/NES analysis plugin",
.license = "LGPL3",
.arch = R_SYS_ARCH_NONE,
.bits = 8,
.init = NULL,
.fini = NULL,
.op = &_6502_op,
.set_reg_profile = NULL,
.fingerprint_bb = NULL,
.fingerprint_fcn = NULL,
.diff_bb = NULL,
.diff_fcn = NULL,
.diff_eval = NULL
};
#ifndef CORELIB
struct r_lib_struct_t radare_plugin = {
.type = R_LIB_TYPE_ANAL,
.data = &r_anal_plugin_6502,
.version = R2_VERSION
};
#endif

1
libr/include/r_anal.h
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@ -1489,6 +1489,7 @@ extern RAnalPlugin r_anal_plugin_propeller;
extern RAnalPlugin r_anal_plugin_msp430;
extern RAnalPlugin r_anal_plugin_cris;
extern RAnalPlugin r_anal_plugin_v810;
extern RAnalPlugin r_anal_plugin_6502;
#ifdef __cplusplus
}
#endif

1
plugins.def.cfg
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@ -34,6 +34,7 @@ anal.x86_udis
anal.xcore_cs
anal.z80
anal.v810
anal.6502
asm.6502
asm.8051
asm.arc