53bf5c497f
- Add LICENSES directory - Download additional licenses used - Add .reuse directory - Add doc about SPDX/reuse Co-authored-by: Florian Märkl <info@florianmaerkl.de>
123 lines
3.7 KiB
C
123 lines
3.7 KiB
C
// SPDX-FileCopyrightText: 2014 Ilya V. Matveychikov <i.matveychikov@milabs.ru>
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// SPDX-License-Identifier: LGPL-3.0-only
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#include <rz_analysis.h>
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#include "analysis_tms320c64x.c"
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#include "../../asm/arch/tms320/tms320_dasm.h"
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static tms320_dasm_t engine = { 0 };
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typedef int (*TMS_ANALYSIS_OP_FN)(RzAnalysis *analysis, RzAnalysisOp *op, ut64 addr, const ut8 *buf, int len);
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int tms320_c54x_op(RzAnalysis *analysis, RzAnalysisOp *op, ut64 addr, const ut8 *buf, int len);
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int tms320_c55x_op(RzAnalysis *analysis, RzAnalysisOp *op, ut64 addr, const ut8 *buf, int len);
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int tms320_c55x_plus_op(RzAnalysis *analysis, RzAnalysisOp *op, ut64 addr, const ut8 *buf, int len);
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static bool match(const char *str, const char *token) {
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return !strncasecmp(str, token, strlen(token));
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}
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int tms320_c54x_op(RzAnalysis *analysis, RzAnalysisOp *op, ut64 addr, const ut8 *buf, int len) {
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// TODO: add the implementation
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return 0;
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}
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int tms320_c55x_op(RzAnalysis *analysis, RzAnalysisOp *op, ut64 addr, const ut8 *buf, int len) {
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const char *str = engine.syntax;
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op->delay = 0;
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op->size = tms320_dasm(&engine, buf, len);
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op->type = RZ_ANALYSIS_OP_TYPE_NULL;
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str = strstr(str, "||") ? str + 3 : str;
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if (match(str, "B ")) {
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op->type = RZ_ANALYSIS_OP_TYPE_JMP;
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if (match(str, "B AC")) {
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op->type = RZ_ANALYSIS_OP_TYPE_UJMP;
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}
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} else if (match(str, "BCC ") || match(str, "BCCU ")) {
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op->type = RZ_ANALYSIS_OP_TYPE_CJMP;
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} else if (match(str, "CALL ")) {
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op->type = RZ_ANALYSIS_OP_TYPE_CALL;
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if (match(str, "CALL AC")) {
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op->type = RZ_ANALYSIS_OP_TYPE_UCALL;
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}
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} else if (match(str, "CALLCC ")) {
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op->type = RZ_ANALYSIS_OP_TYPE_CCALL;
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} else if (match(str, "RET")) {
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op->type = RZ_ANALYSIS_OP_TYPE_RET;
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if (match(str, "RETCC")) {
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op->type = RZ_ANALYSIS_OP_TYPE_CRET;
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}
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} else if (match(str, "MOV ")) {
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op->type = RZ_ANALYSIS_OP_TYPE_MOV;
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} else if (match(str, "PSHBOTH ")) {
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op->type = RZ_ANALYSIS_OP_TYPE_UPUSH;
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} else if (match(str, "PSH ")) {
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op->type = RZ_ANALYSIS_OP_TYPE_PUSH;
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} else if (match(str, "POPBOTH ") || match(str, "POP ")) {
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op->type = RZ_ANALYSIS_OP_TYPE_POP;
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} else if (match(str, "CMP ")) {
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op->type = RZ_ANALYSIS_OP_TYPE_CMP;
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} else if (match(str, "CMPAND ")) {
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op->type = RZ_ANALYSIS_OP_TYPE_ACMP;
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} else if (match(str, "NOP")) {
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op->type = RZ_ANALYSIS_OP_TYPE_NOP;
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} else if (match(str, "INTR ")) {
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op->type = RZ_ANALYSIS_OP_TYPE_SWI;
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} else if (match(str, "TRAP ")) {
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op->type = RZ_ANALYSIS_OP_TYPE_TRAP;
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} else if (match(str, "INVALID")) {
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op->type = RZ_ANALYSIS_OP_TYPE_UNK;
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}
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return op->size;
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}
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int tms320_op(RzAnalysis *analysis, RzAnalysisOp *op, ut64 addr, const ut8 *buf, int len, RzAnalysisOpMask mask) {
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TMS_ANALYSIS_OP_FN aop = tms320_c55x_op;
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if (analysis->cpu && rz_str_casecmp(analysis->cpu, "c64x") == 0) {
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#ifdef CAPSTONE_TMS320C64X_H
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return tms320c64x_analop(analysis, op, addr, buf, len, mask);
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#else
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return -1;
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#endif
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}
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if (analysis->cpu && rz_str_casecmp(analysis->cpu, "c54x") == 0) {
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aop = tms320_c54x_op;
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} else if (analysis->cpu && rz_str_casecmp(analysis->cpu, "c55x") == 0) {
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aop = tms320_c55x_op;
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} else if (analysis->cpu && rz_str_casecmp(analysis->cpu, "c55x+") == 0) {
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aop = tms320_c55x_plus_op;
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}
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return aop(analysis, op, addr, buf, len);
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}
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static int tms320_init(void *unused) {
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return tms320_dasm_init(&engine);
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}
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static int tms320_fini(void *unused) {
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return tms320_dasm_fini(&engine);
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}
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RzAnalysisPlugin rz_analysis_plugin_tms320 = {
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.name = "tms320",
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.arch = "tms320",
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.bits = 32,
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.desc = "TMS320 DSP family code analysis plugin",
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.init = tms320_init,
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.fini = tms320_fini,
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.license = "LGPLv3",
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.op = &tms320_op,
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};
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#ifndef RZ_PLUGIN_INCORE
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RZ_API RzLibStruct rizin_plugin = {
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.type = RZ_LIB_TYPE_ANALYSIS,
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.data = &rz_analysis_plugin_tms320,
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.version = RZ_VERSION
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};
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#endif
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