R_API void r_core_anal_callgraph(RCore *core, ut64 addr, int fmt) {
	const char *font = r_config_get (core->config, "graph.font");
	int is_html = r_cons_context ()->is_html;
	bool refgraph = r_config_get_i (core->config, "graph.refs");
	RListIter *iter, *iter2;
	int usenames = r_config_get_i (core->config, "graph.json.usenames");;
	RAnalFunction *fcni;
	RAnalRef *fcnr;
	PJ *pj = NULL;

	ut64 from = r_config_get_i (core->config, "graph.from");
	ut64 to = r_config_get_i (core->config, "graph.to");

	switch (fmt) {
	case R_GRAPH_FORMAT_JSON:
		pj = pj_new ();
		if (!pj) {
			return;
		}
		pj_a (pj);
		break;
	case R_GRAPH_FORMAT_GML:
	case R_GRAPH_FORMAT_GMLFCN:
		r_cons_printf ("graph\n[\n"
				"hierarchic  1\n"
				"label  \"\"\n"
				"directed  1\n");
		break;
	case R_GRAPH_FORMAT_DOT:
		if (!is_html) {
			const char * gv_edge = r_config_get (core->config, "graph.gv.edge");
			char * gv_node = strdup (r_config_get (core->config, "graph.gv.node"));
			const char * gv_grph = r_config_get (core->config, "graph.gv.graph");
			const char * gv_spline = r_config_get (core->config, "graph.gv.spline");
			if (!gv_edge || !*gv_edge) {
				gv_edge = "arrowhead=\"normal\" style=bold weight=2";
			}
			if (!gv_node || !*gv_node) {
				const char *font = r_config_get (core->config, "graph.font");
				free (gv_node);
				gv_node = r_str_newf ("penwidth=4 fillcolor=white style=filled fontname=\"%s Bold\" fontsize=14 shape=box", font);
			}
			if (!gv_grph || !*gv_grph) {
				gv_grph = "bgcolor=azure";
			}
			if (!gv_spline || !*gv_spline) {
				// ortho for bbgraph and curved for callgraph
				gv_spline = "splines=\"curved\"";
			}
			r_cons_printf ("digraph code {\n"
					"rankdir=LR;\n"
					"outputorder=edgesfirst;\n"
					"graph [%s fontname=\"%s\" %s];\n"
					"node [%s];\n"
					"edge [%s];\n", gv_grph, font, gv_spline,
					gv_node, gv_edge);
			free (gv_node);
		}
		break;
	}
	ut64 base = UT64_MAX;
	int iteration = 0;
repeat:
	r_list_foreach (core->anal->fcns, iter, fcni) {
		if (base == UT64_MAX) {
			base = fcni->addr;
		}
		if (from != UT64_MAX && fcni->addr < from) {
			continue;
		}
		if (to != UT64_MAX && fcni->addr > to) {
			continue;
		}
		if (addr != UT64_MAX && addr != fcni->addr) {
			continue;
		}
		RList *refs = r_anal_function_get_refs (fcni);
		RList *calls = r_list_new ();
		// TODO: maybe fcni->calls instead ?
		r_list_foreach (refs, iter2, fcnr) {
			//  TODO: tail calll jumps are also calls
			if (fcnr->type == 'C' && r_list_find(calls, fcnr, (RListComparator)RAnalRef_cmp) == NULL) {
				r_list_append (calls, fcnr);
			}
		}
		if (r_list_empty(calls)) {
			r_list_free (refs);
			r_list_free (calls);
			continue;
		}
		switch (fmt) {
		case R_GRAPH_FORMAT_NO:
			r_cons_printf ("0x%08"PFMT64x"\n", fcni->addr);
			break;
		case R_GRAPH_FORMAT_GML:
		case R_GRAPH_FORMAT_GMLFCN: {
			RFlagItem *flag = r_flag_get_i (core->flags, fcni->addr);
			if (iteration == 0) {
				char *msg = flag? strdup (flag->name): r_str_newf ("0x%08"PFMT64x, fcni->addr);
				r_cons_printf ("  node [\n"
						"  id  %"PFMT64d"\n"
						"    label  \"%s\"\n"
						"  ]\n", fcni->addr - base, msg);
				free (msg);
			}
			break;
		}
		case R_GRAPH_FORMAT_JSON:
			pj_o (pj);
			if (usenames) {
				pj_ks (pj, "name", fcni->name);
			} else {
				char fcni_addr[20];
				snprintf (fcni_addr, sizeof (fcni_addr) - 1, "0x%08" PFMT64x, fcni->addr);
				pj_ks (pj, "name", fcni_addr);
			}
			pj_kn (pj, "size", r_anal_function_linear_size (fcni));
			pj_ka (pj, "imports");
			break;
		case R_GRAPH_FORMAT_DOT:
			r_cons_printf ("  \"0x%08"PFMT64x"\" "
					"[label=\"%s\""
					" URL=\"%s/0x%08"PFMT64x"\"];\n",
					fcni->addr, fcni->name,
					fcni->name, fcni->addr);
		}
		r_list_foreach (calls, iter2, fcnr) {
			// TODO: display only code or data refs?
			RFlagItem *flag = r_flag_get_i (core->flags, fcnr->addr);
			char *fcnr_name = (flag && flag->name) ? flag->name : r_str_newf ("unk.0x%"PFMT64x, fcnr->addr);
			switch (fmt) {
			case R_GRAPH_FORMAT_GMLFCN:
				if (iteration == 0) {
					r_cons_printf ("  node [\n"
							"    id  %"PFMT64d"\n"
							"    label  \"%s\"\n"
							"  ]\n", fcnr->addr - base, fcnr_name);
					r_cons_printf ("  edge [\n"
							"    source  %"PFMT64d"\n"
							"    target  %"PFMT64d"\n"
							"  ]\n", fcni->addr-base, fcnr->addr-base);
				}
			case R_GRAPH_FORMAT_GML:
				if (iteration != 0) {
					r_cons_printf ("  edge [\n"
							"    source  %"PFMT64d"\n"
							"    target  %"PFMT64d"\n"
							"  ]\n", fcni->addr-base, fcnr->addr-base); //, "#000000"
				}
				break;
			case R_GRAPH_FORMAT_DOT:
				r_cons_printf ("  \"0x%08"PFMT64x"\" -> \"0x%08"PFMT64x"\" "
						"[color=\"%s\" URL=\"%s/0x%08"PFMT64x"\"];\n",
						//"[label=\"%s\" color=\"%s\" URL=\"%s/0x%08"PFMT64x"\"];\n",
						fcni->addr, fcnr->addr, //, fcnr_name,
						"#61afef",
						fcnr_name, fcnr->addr);
				r_cons_printf ("  \"0x%08"PFMT64x"\" "
						"[label=\"%s\""
						" URL=\"%s/0x%08"PFMT64x"\"];\n",
						fcnr->addr, fcnr_name,
						fcnr_name, fcnr->addr);
				break;
			case R_GRAPH_FORMAT_JSON:
				if (usenames) {
					pj_s (pj, fcnr_name);
				} else {
					char fcnr_addr[20];
					snprintf (fcnr_addr, sizeof (fcnr_addr) - 1, "0x%08" PFMT64x, fcnr->addr);
					pj_s (pj, fcnr_addr);
				}
				break;
			default:
				if (refgraph || fcnr->type == R_ANAL_REF_TYPE_CALL) {
					// TODO: avoid recreating nodes unnecessarily
					r_cons_printf ("agn %s\n", fcni->name);
					r_cons_printf ("agn %s\n", fcnr_name);
					r_cons_printf ("age %s %s\n", fcni->name, fcnr_name);
				} else {
					r_cons_printf ("# - 0x%08"PFMT64x" (%c)\n", fcnr->addr, fcnr->type);
				}
			}
			if (!(flag && flag->name)) {
				free(fcnr_name);
			}
		}
		r_list_free (refs);
		r_list_free (calls);
		if (fmt == R_GRAPH_FORMAT_JSON) {
			pj_end (pj);
			pj_end (pj);
		}
	}
	if (iteration == 0 && fmt == R_GRAPH_FORMAT_GML) {
		iteration++;
		goto repeat;
	}
	if (iteration == 0 && fmt == R_GRAPH_FORMAT_GMLFCN) {
		iteration++;
	}
	switch (fmt) {
	case R_GRAPH_FORMAT_GML:
	case R_GRAPH_FORMAT_GMLFCN:
	case R_GRAPH_FORMAT_JSON:
		pj_end (pj);
		r_cons_println (pj_string (pj));
		pj_free (pj);
		break;
	case R_GRAPH_FORMAT_DOT:
		r_cons_printf ("}\n");
		break;
	}
}


static bool anal_block_on_exit(RAnalBlock *bb, BlockRecurseCtx *ctx) {
	int *cur_regset = r_pvector_pop (&ctx->reg_set);
	int *prev_regset = r_pvector_at (&ctx->reg_set, r_pvector_len (&ctx->reg_set) - 1);
	size_t i;
	for (i = 0; i < REG_SET_SIZE; i++) {
		if (!prev_regset[i] && cur_regset[i] == 1) {
			prev_regset[i] = 1;
		}
	}
	free (cur_regset);
	return true;
}

aaef on arm/thumb switches causes uaf ##crash

* Reported by peacock-doris via huntr.dev
* Reproducer: poc_uaf_r_reg_get


R_API char *r_core_anal_fcn_autoname(RCore *core, ut64 addr, int dump, int mode) {
	RAnalFunction *fcn = r_anal_get_fcn_in (core->anal, addr, 0);
	return fcn? anal_fcn_autoname (core, fcn, dump, mode): NULL;
}


R_API void r_core_anal_esil(RCore *core, const char *str, const char *target) {
	bool cfg_anal_strings = r_config_get_i (core->config, "anal.strings");
	bool emu_lazy = r_config_get_i (core->config, "emu.lazy");
	bool gp_fixed = r_config_get_i (core->config, "anal.gpfixed");
	RAnalEsil *ESIL = core->anal->esil;
	ut64 refptr = 0LL;
	char *pcname = NULL;
	RAnalOp op = R_EMPTY;
	ut8 *buf = NULL;
	bool end_address_set = false;
	int iend;
	int minopsize = 4; // XXX this depends on asm->mininstrsize
	bool archIsArm = false;
	ut64 addr = core->offset;
	ut64 start = addr;
	ut64 end = 0LL;
	ut64 cur;
	if (esil_anal_stop || r_cons_is_breaked ()) {
		// faster ^C
		return;
	}

	mycore = core;
	if (!strcmp (str, "?")) {
		eprintf ("Usage: aae[f] [len] [addr] - analyze refs in function, section or len bytes with esil\n");
		eprintf ("  aae $SS @ $S             - analyze the whole section\n");
		eprintf ("  aae $SS str.Hello @ $S   - find references for str.Hellow\n");
		eprintf ("  aaef                     - analyze functions discovered with esil\n");
		return;
	}
#define CHECKREF(x) ((refptr && (x) == refptr) || !refptr)
	if (target) {
		const char *expr = r_str_trim_head_ro (target);
		if (*expr) {
			refptr = ntarget = r_num_math (core->num, expr);
			if (!refptr) {
				ntarget = refptr = addr;
			}
		} else {
			ntarget = UT64_MAX;
			refptr = 0LL;
		}
	} else {
		ntarget = UT64_MAX;
		refptr = 0LL;
	}
	RAnalFunction *fcn = NULL;
	if (!strcmp (str, "f")) {
		fcn = r_anal_get_fcn_in (core->anal, core->offset, 0);
		if (fcn) {
			start = r_anal_function_min_addr (fcn);
			addr = fcn->addr;
			end = r_anal_function_max_addr (fcn);
			end_address_set = true;
		}
	}

	if (!end_address_set) {
		if (str[0] == ' ') {
			end = addr + r_num_math (core->num, str + 1);
		} else {
			RIOMap *map = r_io_map_get_at (core->io, addr);
			if (map) {
				end = r_io_map_end (map);
			} else {
				end = addr + core->blocksize;
			}
		}
	}

	iend = end - start;
	if (iend < 0) {
		return;
	}
	if (iend > MAX_SCAN_SIZE) {
		eprintf ("Warning: Not going to analyze 0x%08"PFMT64x" bytes.\n", (ut64)iend);
		return;
	}
	buf = malloc ((size_t)iend + 2);
	if (!buf) {
		perror ("malloc");
		return;
	}
	esilbreak_last_read = UT64_MAX;
	r_io_read_at (core->io, start, buf, iend + 1);
	if (!ESIL) {
		r_core_cmd0 (core, "aei");
		ESIL = core->anal->esil;
		if (!ESIL) {
			eprintf ("ESIL not initialized\n");
			return;
		}
		r_core_cmd0 (core, "aeim");
		ESIL = core->anal->esil;
	}
	const char *kspname = r_reg_get_name (core->anal->reg, R_REG_NAME_SP);
	if (R_STR_ISEMPTY (kspname)) {
		eprintf ("Error: No =SP defined in the reg profile.\n");
		return;
	}
	char *spname = strdup (kspname);
	EsilBreakCtx ctx = {
		&op,
		fcn,
		spname,
		r_reg_getv (core->anal->reg, spname)
	};
	ESIL->cb.hook_reg_write = &esilbreak_reg_write;
	//this is necessary for the hook to read the id of analop
	ESIL->user = &ctx;
	ESIL->cb.hook_mem_read = &esilbreak_mem_read;
	ESIL->cb.hook_mem_write = &esilbreak_mem_write;

	if (fcn && fcn->reg_save_area) {
		r_reg_setv (core->anal->reg, ctx.spname, ctx.initial_sp - fcn->reg_save_area);
	}
	//eprintf ("Analyzing ESIL refs from 0x%"PFMT64x" - 0x%"PFMT64x"\n", addr, end);
	// TODO: backup/restore register state before/after analysis
	const char *kpcname = r_reg_get_name (core->anal->reg, R_REG_NAME_PC);
	if (!kpcname || !*kpcname) {
		eprintf ("Cannot find program counter register in the current profile.\n");
		return;
	}
	pcname = strdup (kpcname);
	esil_anal_stop = false;
	r_cons_break_push (cccb, core);

	int arch = -1;
	if (!strcmp (core->anal->cur->arch, "arm")) {
		switch (core->anal->cur->bits) {
		case 64: arch = R2_ARCH_ARM64; break;
		case 32: arch = R2_ARCH_ARM32; break;
		case 16: arch = R2_ARCH_THUMB; break;
		}
		archIsArm = true;
	}

	ut64 gp = r_config_get_i (core->config, "anal.gp");
	const char *gp_reg = NULL;
	if (!strcmp (core->anal->cur->arch, "mips")) {
		gp_reg = "gp";
		arch = R2_ARCH_MIPS;
	}

	const char *sn = r_reg_get_name (core->anal->reg, R_REG_NAME_SN);
	if (!sn) {
		eprintf ("Warning: No SN reg alias for current architecture.\n");
	}
	r_reg_arena_push (core->anal->reg);

	IterCtx ictx = { start, end, fcn, NULL };
	size_t i = addr - start;
	size_t i_old = 0;
	do {
		if (esil_anal_stop || r_cons_is_breaked ()) {
			break;
		}
		cur = start + i;
		if (!r_io_is_valid_offset (core->io, cur, 0)) {
			break;
		}
#if 0
		// disabled because it causes some tests to fail
		{
			RPVector *list = r_meta_get_all_in (core->anal, cur, R_META_TYPE_ANY);
			void **it;
			r_pvector_foreach (list, it) {
				RIntervalNode *node = *it;
				RAnalMetaItem *meta = node->data;
				switch (meta->type) {
				case R_META_TYPE_DATA:
				case R_META_TYPE_STRING:
				case R_META_TYPE_FORMAT:
#if 0
					{
						int msz = r_meta_get_size (core->anal, meta->type);
						i += (msz > 0)? msz: minopsize;
					}
					r_pvector_free (list);
					goto loopback;
#elif 0
					{
						int msz = r_meta_get_size (core->anal, meta->type);
						i += (msz > 0)? msz: minopsize;
						i--;
					}
#else
					i += 4;
					goto repeat;
#endif
				default:
					break;
				}
			}
			r_pvector_free (list);
		}
#endif

		/* realign address if needed */
		r_core_seek_arch_bits (core, cur);
		int opalign = core->anal->pcalign;
		if (opalign > 0) {
			cur -= (cur % opalign);
		}

		r_anal_op_fini (&op);
		r_asm_set_pc (core->rasm, cur);
		i_old = i;
		if (i > iend) {
			goto repeat;
		}
		if (!r_anal_op (core->anal, &op, cur, buf + i, iend - i, R_ANAL_OP_MASK_ESIL | R_ANAL_OP_MASK_VAL | R_ANAL_OP_MASK_HINT)) {
			i += minopsize - 1; //   XXX dupe in op.size below
		}
		if (op.type == R_ANAL_OP_TYPE_ILL || op.type == R_ANAL_OP_TYPE_UNK) {
			// i += 2
			r_anal_op_fini (&op);
			goto repeat;
		}
		//we need to check again i because buf+i may goes beyond its boundaries
		//because of i+= minopsize - 1
		if (op.size < 1) {
			i += minopsize - 1;
			goto repeat;
		}
		if (emu_lazy) {
			if (op.type & R_ANAL_OP_TYPE_REP) {
				i += op.size - 1;
				goto repeat;
			}
			switch (op.type & R_ANAL_OP_TYPE_MASK) {
			case R_ANAL_OP_TYPE_JMP:
			case R_ANAL_OP_TYPE_CJMP:
			case R_ANAL_OP_TYPE_CALL:
			case R_ANAL_OP_TYPE_RET:
			case R_ANAL_OP_TYPE_ILL:
			case R_ANAL_OP_TYPE_NOP:
			case R_ANAL_OP_TYPE_UJMP:
			case R_ANAL_OP_TYPE_IO:
			case R_ANAL_OP_TYPE_LEAVE:
			case R_ANAL_OP_TYPE_CRYPTO:
			case R_ANAL_OP_TYPE_CPL:
			case R_ANAL_OP_TYPE_SYNC:
			case R_ANAL_OP_TYPE_SWI:
			case R_ANAL_OP_TYPE_CMP:
			case R_ANAL_OP_TYPE_ACMP:
			case R_ANAL_OP_TYPE_NULL:
			case R_ANAL_OP_TYPE_CSWI:
			case R_ANAL_OP_TYPE_TRAP:
				i += op.size - 1;
				goto repeat;
			//  those require write support
			case R_ANAL_OP_TYPE_PUSH:
			case R_ANAL_OP_TYPE_POP:
				i += op.size - 1;
				goto repeat;
			}
		}
		if (sn && op.type == R_ANAL_OP_TYPE_SWI) {
			r_strf_buffer (64);
			r_flag_space_set (core->flags, R_FLAGS_FS_SYSCALLS);
			int snv = (arch == R2_ARCH_THUMB)? op.val: (int)r_reg_getv (core->anal->reg, sn);
			RSyscallItem *si = r_syscall_get (core->anal->syscall, snv, -1);
			if (si) {
			//	eprintf ("0x%08"PFMT64x" SYSCALL %-4d %s\n", cur, snv, si->name);
				r_flag_set_next (core->flags, r_strf ("syscall.%s", si->name), cur, 1);
			} else {
				//todo were doing less filtering up top because we can't match against 80 on all platforms
				// might get too many of this path now..
			//	eprintf ("0x%08"PFMT64x" SYSCALL %d\n", cur, snv);
				r_flag_set_next (core->flags, r_strf ("syscall.%d", snv), cur, 1);
			}
			r_flag_space_set (core->flags, NULL);
			r_syscall_item_free (si);
		}
		const char *esilstr = R_STRBUF_SAFEGET (&op.esil);
		i += op.size - 1;
		if (R_STR_ISEMPTY (esilstr)) {
			goto repeat;
		}
		r_anal_esil_set_pc (ESIL, cur);
		r_reg_setv (core->anal->reg, pcname, cur + op.size);
		if (gp_fixed && gp_reg) {
			r_reg_setv (core->anal->reg, gp_reg, gp);
		}
		(void)r_anal_esil_parse (ESIL, esilstr);
		// looks like ^C is handled by esil_parse !!!!
		//r_anal_esil_dumpstack (ESIL);
		//r_anal_esil_stack_free (ESIL);
		switch (op.type) {
		case R_ANAL_OP_TYPE_LEA:
			// arm64
			if (core->anal->cur && arch == R2_ARCH_ARM64) {
				if (CHECKREF (ESIL->cur)) {
					r_anal_xrefs_set (core->anal, cur, ESIL->cur, R_ANAL_REF_TYPE_STRING);
				}
			} else if ((target && op.ptr == ntarget) || !target) {
				if (CHECKREF (ESIL->cur)) {
					if (op.ptr && r_io_is_valid_offset (core->io, op.ptr, !core->anal->opt.noncode)) {
						r_anal_xrefs_set (core->anal, cur, op.ptr, R_ANAL_REF_TYPE_STRING);
					} else {
						r_anal_xrefs_set (core->anal, cur, ESIL->cur, R_ANAL_REF_TYPE_STRING);
					}
				}
			}
			if (cfg_anal_strings) {
				add_string_ref (core, op.addr, op.ptr);
			}
			break;
		case R_ANAL_OP_TYPE_ADD:
			/* TODO: test if this is valid for other archs too */
			if (core->anal->cur && archIsArm) {
				/* This code is known to work on Thumb, ARM and ARM64 */
				ut64 dst = ESIL->cur;
				if ((target && dst == ntarget) || !target) {
					if (CHECKREF (dst)) {
						int type = core_type_by_addr (core, dst); // R_ANAL_REF_TYPE_DATA;
						r_anal_xrefs_set (core->anal, cur, dst, type);
					}
				}
				if (cfg_anal_strings) {
					add_string_ref (core, op.addr, dst);
				}
			} else if ((core->anal->bits == 32 && core->anal->cur && arch == R2_ARCH_MIPS)) {
				ut64 dst = ESIL->cur;
				if (!op.src[0] || !op.src[0]->reg || !op.src[0]->reg->name) {
					break;
				}
				if (!strcmp (op.src[0]->reg->name, "sp")) {
					break;
				}
				if (!strcmp (op.src[0]->reg->name, "zero")) {
					break;
				}
				if ((target && dst == ntarget) || !target) {
					if (dst > 0xffff && op.src[1] && (dst & 0xffff) == (op.src[1]->imm & 0xffff) && myvalid (mycore->io, dst)) {
						RFlagItem *f;
						char *str;
						if (CHECKREF (dst) || CHECKREF (cur)) {
							r_anal_xrefs_set (core->anal, cur, dst, R_ANAL_REF_TYPE_DATA);
							if (cfg_anal_strings) {
								add_string_ref (core, op.addr, dst);
							}
							if ((f = r_core_flag_get_by_spaces (core->flags, dst))) {
								r_meta_set_string (core->anal, R_META_TYPE_COMMENT, cur, f->name);
							} else if ((str = is_string_at (mycore, dst, NULL))) {
								char *str2 = r_str_newf ("esilref: '%s'", str);
								// HACK avoid format string inside string used later as format
								// string crashes disasm inside agf under some conditions.
								// https://github.com/radareorg/radare2/issues/6937
								r_str_replace_char (str2, '%', '&');
								r_meta_set_string (core->anal, R_META_TYPE_COMMENT, cur, str2);
								free (str2);
								free (str);
							}
						}
					}
				}
			}
			break;
		case R_ANAL_OP_TYPE_LOAD:
			{
				ut64 dst = esilbreak_last_read;
				if (dst != UT64_MAX && CHECKREF (dst)) {
					if (myvalid (mycore->io, dst)) {
						r_anal_xrefs_set (core->anal, cur, dst, R_ANAL_REF_TYPE_DATA);
						if (cfg_anal_strings) {
							add_string_ref (core, op.addr, dst);
						}
					}
				}
				dst = esilbreak_last_data;
				if (dst != UT64_MAX && CHECKREF (dst)) {
					if (myvalid (mycore->io, dst)) {
						r_anal_xrefs_set (core->anal, cur, dst, R_ANAL_REF_TYPE_DATA);
						if (cfg_anal_strings) {
							add_string_ref (core, op.addr, dst);
						}
					}
				}
			}
			break;
		case R_ANAL_OP_TYPE_JMP:
			{
				ut64 dst = op.jump;
				if (CHECKREF (dst)) {
					if (myvalid (core->io, dst)) {
						r_anal_xrefs_set (core->anal, cur, dst, R_ANAL_REF_TYPE_CODE);
					}
				}
			}
			break;
		case R_ANAL_OP_TYPE_CALL:
			{
				ut64 dst = op.jump;
				if (CHECKREF (dst)) {
					if (myvalid (core->io, dst)) {
						r_anal_xrefs_set (core->anal, cur, dst, R_ANAL_REF_TYPE_CALL);
					}
					ESIL->old = cur + op.size;
					getpcfromstack (core, ESIL);
				}
			}
			break;
		case R_ANAL_OP_TYPE_UJMP:
		case R_ANAL_OP_TYPE_UCALL:
		case R_ANAL_OP_TYPE_ICALL:
		case R_ANAL_OP_TYPE_RCALL:
		case R_ANAL_OP_TYPE_IRCALL:
		case R_ANAL_OP_TYPE_MJMP:
			{
				ut64 dst = core->anal->esil->jump_target;
				if (dst == 0 || dst == UT64_MAX) {
					dst = r_reg_getv (core->anal->reg, pcname);
				}
				if (CHECKREF (dst)) {
					if (myvalid (core->io, dst)) {
						RAnalRefType ref =
							(op.type & R_ANAL_OP_TYPE_MASK) == R_ANAL_OP_TYPE_UCALL
							? R_ANAL_REF_TYPE_CALL
							: R_ANAL_REF_TYPE_CODE;
						r_anal_xrefs_set (core->anal, cur, dst, ref);
						r_core_anal_fcn (core, dst, UT64_MAX, R_ANAL_REF_TYPE_NULL, 1);
// analyze function here
#if 0
						if (op.type == R_ANAL_OP_TYPE_UCALL || op.type == R_ANAL_OP_TYPE_RCALL) {
							eprintf ("0x%08"PFMT64x"  RCALL TO %llx\n", cur, dst);
						}
#endif
					}
				}
			}
			break;
		default:
			break;
		}
		r_anal_esil_stack_free (ESIL);
repeat:
		if (!r_anal_get_block_at (core->anal, cur)) {
			size_t fcn_i;
			for (fcn_i = i_old + 1; fcn_i <= i; fcn_i++) {
				if (r_anal_get_function_at (core->anal, start + fcn_i)) {
					i = fcn_i - 1;
					break;
				}
			}
		}
		if (i >= iend) {
			break;
		}
	} while (get_next_i (&ictx, &i));
	free (pcname);
	free (spname);
	r_list_free (ictx.bbl);
	r_list_free (ictx.path);
	r_list_free (ictx.switch_path);
	free (buf);
	ESIL->cb.hook_mem_read = NULL;
	ESIL->cb.hook_mem_write = NULL;
	ESIL->cb.hook_reg_write = NULL;
	ESIL->user = NULL;
	r_anal_op_fini (&op);
	r_cons_break_pop ();
	// restore register
	r_reg_arena_pop (core->anal->reg);
}


static int core_anal_followptr(RCore *core, int type, ut64 at, ut64 ptr, ut64 ref, int code, int depth) {
	// SLOW Operation try to reduce as much as possible
	if (!ptr) {
		return false;
	}
	if (ref == UT64_MAX || ptr == ref) {
		const RAnalRefType t = code? type? type: R_ANAL_REF_TYPE_CODE: R_ANAL_REF_TYPE_DATA;
		r_anal_xrefs_set (core->anal, at, ptr, t);
		return true;
	}
	if (depth < 0) {
		return false;
	}
	int wordsize = (int)(core->anal->bits / 8);
	ut64 dataptr;
	if (!r_io_read_i (core->io, ptr, &dataptr, wordsize, false)) {
		// eprintf ("core_anal_followptr: Cannot read word at destination\n");
		return false;
	}
	return core_anal_followptr (core, type, at, dataptr, ref, code, depth - 1);
}


static int core_anal_graph_nodes(RCore *core, RAnalFunction *fcn, int opts, PJ *pj) {
	int is_json = opts & R_CORE_ANAL_JSON;
	int is_keva = opts & R_CORE_ANAL_KEYVALUE;
	int nodes = 0;
	Sdb *DB = NULL;
	char *pal_jump = palColorFor ("graph.true");
	char *pal_fail = palColorFor ("graph.false");
	char *pal_trfa = palColorFor ("graph.trufae");
	char *pal_curr = palColorFor ("graph.current");
	char *pal_traced = palColorFor ("graph.traced");
	char *pal_box4 = palColorFor ("graph.box4");
	if (!fcn || !fcn->bbs) {
		eprintf ("No fcn\n");
		free (pal_jump);
		free (pal_fail);
		free (pal_trfa);
		free (pal_curr);
		free (pal_traced);
		free (pal_box4);
		return -1;
	}

	if (is_keva) {
		char ns[64];
		DB = sdb_ns (core->anal->sdb, "graph", 1);
		snprintf (ns, sizeof (ns), "fcn.0x%08"PFMT64x, fcn->addr);
		DB = sdb_ns (DB, ns, 1);
	}

	if (is_keva) {
		char *ename = sdb_encode ((const ut8*)fcn->name, -1);
		sdb_set (DB, "name", fcn->name, 0);
		sdb_set (DB, "ename", ename, 0);
		free (ename);
		sdb_num_set (DB, "size", r_anal_function_linear_size (fcn), 0);
		if (fcn->maxstack > 0) {
			sdb_num_set (DB, "stack", fcn->maxstack, 0);
		}
		sdb_set (DB, "pos", "0,0", 0); // needs to run layout
		sdb_set (DB, "type", r_anal_functiontype_tostring (fcn->type), 0);
	} else if (is_json) {
		// TODO: show vars, refs and xrefs
		char *fcn_name_escaped = r_str_escape_utf8_for_json (fcn->name, -1);
		pj_o (pj);
		pj_ks (pj, "name", r_str_getf (fcn_name_escaped));
		free (fcn_name_escaped);
		pj_kn (pj, "offset", fcn->addr);
		pj_ki (pj, "ninstr", fcn->ninstr);
		pj_ki (pj, "nargs", r_anal_var_count_args (fcn));
		pj_ki (pj, "nlocals", r_anal_var_count_locals (fcn));
		pj_kn (pj, "size", r_anal_function_linear_size (fcn));
		pj_ki (pj, "stack", fcn->maxstack);
		pj_ks (pj, "type", r_anal_functiontype_tostring (fcn->type));
		pj_k (pj, "blocks");
		pj_a (pj);
	}
	nodes += core_anal_graph_construct_nodes (core, fcn, opts, pj, DB);
	nodes += core_anal_graph_construct_edges (core, fcn, opts, pj, DB);
	if (is_json) {
		pj_end (pj);
		pj_end (pj);
	}
	free (pal_jump);
	free (pal_fail);
	free (pal_trfa);
	free (pal_curr);
	free (pal_traced);
	free (pal_box4);
	return nodes;
}


static bool isSkippable(RBinSymbol *s) {
	if (s && s->name && s->bind) {
		if (r_str_startswith (s->name, "radr://")) {
			return true;
		}
		if (!strcmp (s->name, "__mh_execute_header")) {
			return true;
		}
		if (!strcmp (s->bind, "NONE")) {
			if (s->is_imported && s->libname && strstr(s->libname, ".dll")) {
				return true;
			}
		}
	}
	return false;
}


R_API void r_core_anal_datarefs(RCore *core, ut64 addr) {
	RAnalFunction *fcn = r_anal_get_fcn_in (core->anal, addr, -1);
	if (fcn) {
		bool found = false;
		const char *me = fcn->name;
		RListIter *iter;
		RAnalRef *ref;
		RList *refs = r_anal_function_get_refs (fcn);
		r_list_foreach (refs, iter, ref) {
			RBinObject *obj = r_bin_cur_object (core->bin);
			RBinSection *binsec = r_bin_get_section_at (obj, ref->addr, true);
			if (binsec && binsec->is_data) {
				if (!found) {
					r_cons_printf ("agn %s\n", me);
					found = true;
				}
				RFlagItem *item = r_flag_get_i (core->flags, ref->addr);
				r_strf_buffer (32);
				const char *dst = item? item->name: r_strf ("0x%08"PFMT64x, ref->addr);
				r_cons_printf ("agn %s\n", dst);
				r_cons_printf ("age %s %s\n", me, dst);
			}
		}
		r_list_free (refs);
	} else {
		eprintf ("Not in a function. Use 'df' to define it.\n");
	}
}


static void analPathFollow(RCoreAnalPaths *p, ut64 addr, PJ *pj) {
	if (addr == UT64_MAX) {
		return;
	}
	if (!dict_get (&p->visited, addr)) {
		p->cur = r_anal_bb_from_offset (p->core->anal, addr);
		analPaths (p, pj);
	}
}


static int RAnalRef_cmp(const RAnalRef* ref1, const RAnalRef* ref2) {
	return ref1->addr != ref2->addr;
}


static int r_anal_analyze_fcn_refs(RCore *core, RAnalFunction *fcn, int depth) {
	RListIter *iter;
	RAnalRef *ref;
	RList *refs = r_anal_function_get_refs (fcn);

	r_list_foreach (refs, iter, ref) {
		if (ref->addr == UT64_MAX) {
			continue;
		}
		switch (ref->type) {
		case R_ANAL_REF_TYPE_DATA:
			if (core->anal->opt.followdatarefs) {
				r_anal_try_get_fcn (core, ref, depth, 2);
			}
			break;
		case R_ANAL_REF_TYPE_CODE:
		case R_ANAL_REF_TYPE_CALL:
			r_core_anal_fcn (core, ref->addr, ref->at, ref->type, depth - 1);
			break;
		default:
			break;
		}
		// TODO: fix memleak here, fcn not freed even though it is
		// added in core->anal->fcns which is freed in r_anal_free()
	}
	r_list_free (refs);
	return 1;
}


static int fcn_list_json(RCore *core, RList *fcns, bool quiet) {
	RListIter *iter;
	RAnalFunction *fcn;
	PJ *pj = r_core_pj_new (core);
	if (!pj) {
		r_cons_println ("[]");
		return -1;
	}
	pj_a (pj);
	r_list_foreach (fcns, iter, fcn) {
		if (quiet) {
			pj_n (pj, fcn->addr);
		} else {
			fcn_print_json (core, fcn, pj);
		}
	}
	pj_end (pj);
	r_cons_println (pj_string (pj));
	pj_free (pj);
	return 0;
}


R_API RGraph *r_core_anal_importxrefs(RCore *core) {
	RBinInfo *info = r_bin_get_info (core->bin);
	RBinObject *obj = r_bin_cur_object (core->bin);
	bool lit = info? info->has_lit: false;
	bool va = core->io->va || r_config_get_b (core->config, "cfg.debug");

	RListIter *iter;
	RBinImport *imp;
	if (!obj) {
		return NULL;
	}
	RGraph *graph = r_graph_new ();
	if (!graph) {
		return NULL;
	}
	r_list_foreach (obj->imports, iter, imp) {
		ut64 addr = lit ? r_core_bin_impaddr (core->bin, va, imp->name): 0;
		if (addr) {
			add_single_addr_xrefs (core, addr, graph);
		} else {
			r_graph_add_node_info (graph, imp->name, NULL, 0);
		}
	}
	return graph;
}


static int find_bb(ut64 *addr, RAnalBlock *bb) {
	return *addr != bb->addr;
}


static int cmpcalls(const void *_a, const void *_b) {
	const RAnalFunction *a = _a, *b = _b;
	int as = a->meta.numcallrefs;
	int bs = b->meta.numcallrefs;
	return (as > bs)? 1: (as < bs)? -1: 0;
}


static bool r_anal_try_get_fcn(RCore *core, RAnalRef *ref, int fcndepth, int refdepth) {
	if (!refdepth) {
		return false;
	}
	RIOMap *map = r_io_map_get_at (core->io, ref->addr);
	if (!map) {
		return false;
	}

	if (map->perm & R_PERM_X) {
		ut8 buf[64];
		r_io_read_at (core->io, ref->addr, buf, sizeof (buf));
		bool looksLikeAFunction = r_anal_check_fcn (core->anal, buf, sizeof (buf), ref->addr, r_io_map_begin (map),
				r_io_map_end (map));
		if (looksLikeAFunction) {
			if (core->anal->limit) {
				if (ref->addr < core->anal->limit->from ||
						ref->addr > core->anal->limit->to) {
					return 1;
				}
			}
			r_core_anal_fcn (core, ref->addr, ref->at, ref->type, fcndepth - 1);
		}
	} else {
		ut64 offs = 0;
		ut64 sz = core->anal->bits >> 3;
		RAnalRef ref1;
		ref1.type = R_ANAL_REF_TYPE_DATA;
		ref1.at = ref->addr;
		ref1.addr = 0;
		ut32 i32;
		ut16 i16;
		ut8 i8;
		ut64 offe = offs + 1024;
		for (offs = 0; offs < offe; offs += sz, ref1.at += sz) {
			ut8 bo[8];
			r_io_read_at (core->io, ref->addr + offs, bo, R_MIN (sizeof (bo), sz));
			bool be = core->anal->big_endian;
			switch (sz) {
			case 1:
				i8 = r_read_ble8 (bo);
				ref1.addr = (ut64)i8;
				break;
			case 2:
				i16 = r_read_ble16 (bo, be);
				ref1.addr = (ut64)i16;
				break;
			case 4:
				i32 = r_read_ble32 (bo, be);
				ref1.addr = (ut64)i32;
				break;
			case 8:
				ref1.addr = r_read_ble64 (bo, be);
				break;
			}
			r_anal_try_get_fcn (core, &ref1, fcndepth, refdepth - 1);
		}
	}
	return 1;
}


static RList *anal_graph_to(RCore *core, ut64 addr, int depth, HtUP *avoid) {
	RAnalFunction *cur_fcn = r_anal_get_fcn_in (core->anal, core->offset, 0);
	RList *list = r_list_new ();
	HtUP *state = ht_up_new0 ();

	if (!list || !state || !cur_fcn) {
		r_list_free (list);
		ht_up_free (state);
		return NULL;
	}

	// forward search
	if (anal_path_exists (core, core->offset, addr, list, depth - 1, state, avoid)) {
		ht_up_free (state);
		return list;
	}

	// backward search
	RList *xrefs = r_anal_xrefs_get (core->anal, cur_fcn->addr);
	if (xrefs) {
		RListIter *iter;
		RAnalRef *xref = NULL;
		r_list_foreach (xrefs, iter, xref) {
			if (xref->type == R_ANAL_REF_TYPE_CALL) {
				ut64 offset = core->offset;
				core->offset = xref->addr;
				r_list_free (list);
				list = anal_graph_to (core, addr, depth - 1, avoid);
				core->offset = offset;
				if (list && r_list_length (list)) {
					r_list_free (xrefs);
					ht_up_free (state);
					return list;
				}
			}
		}
	}

	r_list_free (xrefs);
	ht_up_free (state);
	r_list_free (list);
	return NULL;
}


static int fcn_list_detail(RCore *core, RList *fcns) {
	RListIter *iter;
	RAnalFunction *fcn;
	r_list_foreach (fcns, iter, fcn) {
		fcn_print_detail (core, fcn);
	}
	r_cons_newline ();
	return 0;
}


static ut64 RAnalRef_val(const void *_ref1) {
	const RAnalRef* ref1 = _ref1;
	return ref1->addr;
}


bool print_addr_hint_cb(ut64 addr, const RVector/*<const RAnalAddrHintRecord>*/ *records, void *user) {
	HintNode *node = R_NEW0 (HintNode);
	if (!node) {
		return false;
	}
	node->addr = addr;
	node->type = HINT_NODE_ADDR;
	node->addr_hints = records;
	r_rbtree_insert (user, &addr, &node->rb, hint_node_cmp, NULL);
	return true;
}


static bool esilbreak_mem_read(RAnalEsil *esil, ut64 addr, ut8 *buf, int len) {
	ut8 str[128];
	if (addr != UT64_MAX) {
		esilbreak_last_read = addr;
	}
	handle_var_stack_access (esil, addr, R_ANAL_VAR_ACCESS_TYPE_READ, len);
	if (myvalid (mycore->io, addr) && r_io_read_at (mycore->io, addr, (ut8*)buf, len)) {
		ut64 refptr;
		bool trace = true;
		switch (len) {
		case 2:
			esilbreak_last_data = refptr = (ut64)r_read_ble16 (buf, esil->anal->big_endian);
			break;
		case 4:
			esilbreak_last_data = refptr = (ut64)r_read_ble32 (buf, esil->anal->big_endian);
			break;
		case 8:
			esilbreak_last_data = refptr = r_read_ble64 (buf, esil->anal->big_endian);
			break;
		default:
			trace = false;
			r_io_read_at (mycore->io, addr, (ut8*)buf, len);
			break;
		}
		// TODO incorrect
		bool validRef = false;
		if (trace && myvalid (mycore->io, refptr)) {
			if (ntarget == UT64_MAX || ntarget == refptr) {
				str[0] = 0;
				if (r_io_read_at (mycore->io, refptr, str, sizeof (str)) < 1) {
					//eprintf ("Invalid read\n");
					str[0] = 0;
					validRef = false;
				} else {
					r_anal_xrefs_set (mycore->anal, esil->address, refptr, R_ANAL_REF_TYPE_DATA);
					str[sizeof (str) - 1] = 0;
					add_string_ref (mycore, esil->address, refptr);
					esilbreak_last_data = UT64_MAX;
					validRef = true;
				}
			}
		}

		/** resolve ptr */
		if (ntarget == UT64_MAX || ntarget == addr || (ntarget == UT64_MAX && !validRef)) {
			r_anal_xrefs_set (mycore->anal, esil->address, addr, R_ANAL_REF_TYPE_DATA);
		}
	}
	return false; // fallback
}


R_API void r_core_anal_autoname_all_golang_fcns(RCore *core) {
	RList* section_list = r_bin_get_sections (core->bin);
	RListIter *iter;
	const char* oldstr = NULL;
	RBinSection *section;
	ut64 gopclntab = 0;
	r_list_foreach (section_list, iter, section) {
		if (strstr (section->name, ".gopclntab")) {
			gopclntab = section->vaddr;
			break;
		}
	}
	if (!gopclntab) {
		oldstr = r_print_rowlog (core->print, "Could not find .gopclntab section");
		r_print_rowlog_done (core->print, oldstr);
		return;
	}
	int ptr_size = core->anal->bits / 8;
	ut64 offset = gopclntab + 2 * ptr_size;
	ut64 size_offset = gopclntab + 3 * ptr_size ;
	ut8 temp_size[4] = {0};
	if (!r_io_nread_at (core->io, size_offset, temp_size, 4)) {
		return;
	}
	ut32 size = r_read_le32 (temp_size);
	int num_syms = 0;
	//r_cons_print ("[x] Reading .gopclntab...\n");
	r_flag_space_push (core->flags, R_FLAGS_FS_SYMBOLS);
	while (offset < gopclntab + size) {
		ut8 temp_delta[4] = {0};
		ut8 temp_func_addr[4] = {0};
		ut8 temp_func_name[4] = {0};
		if (!r_io_nread_at (core->io, offset + ptr_size, temp_delta, 4)) {
			break;
		}
		ut32 delta = r_read_le32 (temp_delta);
		ut64 func_offset = gopclntab + delta;
		if (!r_io_nread_at (core->io, func_offset, temp_func_addr, 4) ||
			!r_io_nread_at (core->io, func_offset + ptr_size, temp_func_name, 4)) {
			break;
		}
		ut32 func_addr = r_read_le32 (temp_func_addr);
		ut32 func_name_offset = r_read_le32 (temp_func_name);
		ut8 func_name[64] = {0};
		r_io_read_at (core->io, gopclntab + func_name_offset, func_name, 63);
		if (func_name[0] == 0xff) {
			break;
		}
		r_name_filter ((char *)func_name, 0);
		//r_cons_printf ("[x] Found symbol %s at 0x%x\n", func_name, func_addr);
		char *flagname = r_str_newf ("sym.go.%s", func_name);
		r_flag_set (core->flags, flagname, func_addr, 1);
		free (flagname);
		offset += 2 * ptr_size;
		num_syms++;
	}
	r_flag_space_pop (core->flags);
	if (num_syms) {
		r_strf_var (msg, 128, "Found %d symbols and saved them at sym.go.*", num_syms);
		oldstr = r_print_rowlog (core->print, msg);
		r_print_rowlog_done (core->print, oldstr);
	} else {
		oldstr = r_print_rowlog (core->print, "Found no symbols.");
		r_print_rowlog_done (core->print, oldstr);
	}
}


static void add_string_ref(RCore *core, ut64 xref_from, ut64 xref_to) {
	int len = 0;
	if (xref_to == UT64_MAX || !xref_to) {
		return;
	}
	if (!xref_from || xref_from == UT64_MAX) {
		xref_from = core->anal->esil->address;
	}
	char *str_flagname = is_string_at (core, xref_to, &len);
	if (str_flagname) {
		r_anal_xrefs_set (core->anal, xref_from, xref_to, R_ANAL_REF_TYPE_DATA);
		r_name_filter (str_flagname, -1);
		r_flag_space_push (core->flags, R_FLAGS_FS_STRINGS);
		char *flagname = r_str_newf ("str.%s", str_flagname);
		r_flag_set (core->flags, flagname, xref_to, len);
		free (flagname);
		r_flag_space_pop (core->flags);
		r_meta_set (core->anal, 's', xref_to, len, str_flagname);
		free (str_flagname);
	}
}


static bool is_fcn_traced(RDebugTrace *traced, RAnalFunction *fcn) {
	int tag = traced->tag;
	RListIter *iter;
	RDebugTracepoint *trace;

	r_list_foreach (traced->traces, iter, trace) {
		if (!trace->tag || (tag & trace->tag)) {
			if (r_anal_function_contains (fcn, trace->addr)) {
				r_cons_printf ("\ntraced: %d\n", trace->times);
				return true;
			}
		}
	}
	return false;
}


static bool analyze_noreturn_function(RCore *core, RAnalFunction *f) {
	RListIter *iter;
	RAnalBlock *bb;
	r_list_foreach (f->bbs, iter, bb) {
		ut64 opaddr = r_anal_bb_opaddr_i (bb, bb->ninstr - 1);
		if (opaddr == UT64_MAX) {
			return false;
		}

		// get last opcode
		RAnalOp *op = r_core_op_anal (core, opaddr, R_ANAL_OP_MASK_HINT);
		if (!op) {
			eprintf ("Cannot analyze opcode at 0x%08" PFMT64x "\n", opaddr);
			return false;
		}

		switch (op->type & R_ANAL_OP_TYPE_MASK) {
		case R_ANAL_OP_TYPE_ILL:
		case R_ANAL_OP_TYPE_RET:
			r_anal_op_free (op);
			return false;
		case R_ANAL_OP_TYPE_JMP:
			if (!r_anal_function_contains (f, op->jump)) {
				r_anal_op_free (op);
				return false;
			}
			break;
		}
		r_anal_op_free (op);
	}
	return true;
}


R_API bool r_core_anal_fcn(RCore *core, ut64 at, ut64 from, int reftype, int depth) {
	if (depth < 0) {
		if (core->anal->verbose) {
			eprintf ("Message: Early deepness at 0x%08"PFMT64x"\n", at);
		}
		return false;
	}
	if (from == UT64_MAX && is_skippable_addr (core, at)) {
		if (core->anal->verbose) {
			eprintf ("Message: Invalid address for function 0x%08"PFMT64x"\n", at);
		}
		return false;
	}

	const bool use_esil = r_config_get_i (core->config, "anal.esil");
	RAnalFunction *fcn;

	//update bits based on the core->offset otherwise we could have the
	//last value set and blow everything up
	r_core_seek_arch_bits (core, at);

	if (core->io->va) {
		if (!r_io_is_valid_offset (core->io, at, !core->anal->opt.noncode)) {
			if (core->anal->verbose) {
				eprintf ("Warning: Address not mapped or not executable at 0x%08"PFMT64x"\n", at);
			}
			return false;
		}
	}
	if (r_config_get_i (core->config, "anal.a2f")) {
		r_core_cmd0 (core, ".a2f");
		return 0;
	}
	if (use_esil) {
		return r_core_anal_esil_fcn (core, at, from, reftype, depth);
	}

	if ((from != UT64_MAX && !at) || at == UT64_MAX) {
		eprintf ("Invalid address from 0x%08"PFMT64x"\n", from);
		return false;
	}
	if (r_cons_is_breaked ()) {
		return false;
	}
	fcn = r_anal_get_fcn_in (core->anal, at, 0);
	if (fcn) {
		if (fcn->addr == at) {
			// if the function was already analyzed as a "loc.",
			// convert it to function and rename it to "fcn.",
			// because we found a call to this address
			if (reftype == R_ANAL_REF_TYPE_CALL && fcn->type == R_ANAL_FCN_TYPE_LOC) {
				function_rename (core->flags, fcn);
			}
			return 0;  // already analyzed function
		}
		if (r_anal_function_contains (fcn, from)) { // inner function
			RList *l = r_anal_xrefs_get (core->anal, from);
			if (l && !r_list_empty (l)) {
				r_list_free (l);
				return true;
			}
			r_list_free (l);

			// we should analyze and add code ref otherwise aaa != aac
			if (from != UT64_MAX) {
				r_anal_xrefs_set (core->anal, from, at, reftype);
			}
			return true;
		}
	}
	if (__core_anal_fcn (core, at, from, reftype, depth - 1)) {
		// split function if overlaps
		if (fcn) {
			r_anal_function_resize (fcn, at - fcn->addr);
		}
		return true;
	}
	return false;
}


R_API void r_core_anal_autoname_all_fcns(RCore *core) {
	RListIter *it;
	RAnalFunction *fcn;

	r_list_foreach (core->anal->fcns, it, fcn) {
		if (!strncmp (fcn->name, "fcn.", 4) || !strncmp (fcn->name, "sym.func.", 9)) {
			RFlagItem *item = r_flag_get (core->flags, fcn->name);
			if (item) {
				char *name = anal_fcn_autoname (core, fcn, 0, 0);
				if (name) {
					r_flag_rename (core->flags, item, name);
					free (fcn->name);
					fcn->name = name;
				}
			} else {
				// there should always be a flag for a function
				r_warn_if_reached ();
			}
		}
	}
}


R_API int r_core_anal_esil_fcn(RCore *core, ut64 at, ut64 from, int reftype, int depth) {
	const char *esil;
	eprintf ("TODO\n");
	while (1) {
		// TODO: Implement the proper logic for doing esil analysis
		RAnalOp *op = r_core_anal_op (core, at, R_ANAL_OP_MASK_ESIL);
		if (!op) {
			break;
		}
		esil = R_STRBUF_SAFEGET (&op->esil);
		eprintf ("0x%08"PFMT64x" %d %s\n", at, op->size, esil);
		// at += op->size;
		// esilIsRet()
		// esilIsCall()
		// esilIsJmp()
		r_anal_op_free (op);
		break;
	}
	return 0;
}


R_API bool r_core_anal_bb_seek(RCore *core, ut64 addr) {
	ut64 bbaddr = r_anal_get_bbaddr (core->anal, addr);
	if (bbaddr != UT64_MAX) {
		r_core_seek (core, bbaddr, false);
		return true;
	}
	return false;
}


R_API int r_core_anal_all(RCore *core) {
	RList *list;
	RListIter *iter;
	RFlagItem *item;
	RAnalFunction *fcni;
	RBinAddr *binmain;
	RBinAddr *entry;
	RBinSymbol *symbol;
	const bool anal_vars = r_config_get_i (core->config, "anal.vars");
	const bool anal_calls = r_config_get_i (core->config, "anal.calls");

	/* Analyze Functions */
	/* Entries */
	item = r_flag_get (core->flags, "entry0");
	if (item) {
		r_core_af (core, item->offset, "entry0", anal_calls);
	} else {
		r_core_af (core, core->offset, NULL, anal_calls);
	}

	r_core_task_yield (&core->tasks);

	r_cons_break_push (NULL, NULL);
	/* Symbols (Imports are already analyzed by rabin2 on init) */
	if ((list = r_bin_get_symbols (core->bin)) != NULL) {
		r_list_foreach (list, iter, symbol) {
			if (r_cons_is_breaked ()) {
				break;
			}
			// Stop analyzing PE imports further
			if (isSkippable (symbol)) {
				continue;
			}
			if (isValidSymbol (symbol)) {
				ut64 addr = r_bin_get_vaddr (core->bin, symbol->paddr, symbol->vaddr);
				// TODO: uncomment to: fcn.name = symbol.name, problematic for imports
				// r_core_af (core, addr, symbol->name, anal_calls);
				r_core_af (core, addr, NULL, anal_calls);
			}
		}
	}
	r_core_task_yield (&core->tasks);
	/* Main */
	if ((binmain = r_bin_get_sym (core->bin, R_BIN_SYM_MAIN))) {
		if (binmain->paddr != UT64_MAX) {
			ut64 addr = r_bin_get_vaddr (core->bin, binmain->paddr, binmain->vaddr);
			r_core_af (core, addr, "main", anal_calls);
		}
	}
	r_core_task_yield (&core->tasks);
	if ((list = r_bin_get_entries (core->bin))) {
		r_list_foreach (list, iter, entry) {
			if (r_cons_is_breaked ()) {
				break;
			}
			if (entry->paddr == UT64_MAX) {
				continue;
			}
			ut64 addr = r_bin_get_vaddr (core->bin, entry->paddr, entry->vaddr);
			r_core_af (core, addr, NULL, anal_calls);
		}
	}
	r_core_task_yield (&core->tasks);
	if (anal_vars) {
		/* Set fcn type to R_ANAL_FCN_TYPE_SYM for symbols */
		r_list_foreach_prev (core->anal->fcns, iter, fcni) {
			if (r_cons_is_breaked ()) {
				break;
			}
			r_core_recover_vars (core, fcni, true);
			if (!strncmp (fcni->name, "dbg.", 4) || !strncmp (fcni->name, "sym.", 4) || !strncmp (fcni->name, "main", 4)) {
				fcni->type = R_ANAL_FCN_TYPE_SYM;
			}
		}
	}
	r_cons_break_pop ();
	return true;
}


static inline bool get_next_i(IterCtx *ctx, size_t *next_i) {
	(*next_i)++;
	ut64 cur_addr = *next_i + ctx->start_addr;
	if (ctx->fcn) {
		if (!ctx->cur_bb) {
			ctx->path = r_list_new ();
			ctx->switch_path = r_list_new ();
			ctx->bbl = r_list_clone (ctx->fcn->bbs);
			ctx->cur_bb = r_anal_get_block_at (ctx->fcn->anal, ctx->fcn->addr);
			if (!ctx->cur_bb) {
				return false;
			}
			r_list_push (ctx->path, ctx->cur_bb);
		}
		RAnalBlock *bb = ctx->cur_bb;
		if (cur_addr >= bb->addr + bb->size) {
			r_reg_arena_push (ctx->fcn->anal->reg);
			RListIter *bbit = NULL;
			if (bb->switch_op) {
				RAnalCaseOp *cop = r_list_first (bb->switch_op->cases);
				bbit = r_list_find (ctx->bbl, &cop->jump, (RListComparator)find_bb);
				if (bbit) {
					r_list_push (ctx->switch_path, bb->switch_op->cases->head);
				}
			} else {
				bbit = r_list_find (ctx->bbl, &bb->jump, (RListComparator)find_bb);
				if (!bbit && bb->fail != UT64_MAX) {
					bbit = r_list_find (ctx->bbl, &bb->fail, (RListComparator)find_bb);
				}
			}
			if (!bbit) {
				RListIter *cop_it = r_list_last (ctx->switch_path);
				RAnalBlock *prev_bb = NULL;
				do {
					r_reg_arena_pop (ctx->fcn->anal->reg);
					prev_bb = r_list_pop (ctx->path);
					if (prev_bb->fail != UT64_MAX) {
						bbit = r_list_find (ctx->bbl, &prev_bb->fail, (RListComparator)find_bb);
						if (bbit) {
							r_reg_arena_push (ctx->fcn->anal->reg);
							r_list_push (ctx->path, prev_bb);
						}
					}
					if (!bbit && cop_it) {
						RAnalCaseOp *cop = cop_it->data;
						if (cop->jump == prev_bb->addr && cop_it->n) {
							cop = cop_it->n->data;
							r_list_pop (ctx->switch_path);
							r_list_push (ctx->switch_path, cop_it->n);
							cop_it = cop_it->n;
							bbit = r_list_find (ctx->bbl, &cop->jump, (RListComparator)find_bb);
						}
					}
					if (cop_it && !cop_it->n) {
						r_list_pop (ctx->switch_path);
						cop_it = r_list_last (ctx->switch_path);
					}
				} while (!bbit && !r_list_empty (ctx->path));
			}
			if (!bbit) {
				r_list_free (ctx->path);
				r_list_free (ctx->switch_path);
				r_list_free (ctx->bbl);
				ctx->path = NULL;
				ctx->switch_path = NULL;
				ctx->bbl = NULL;
				return false;
			}
			if (!bbit->data) {
				return false;
			}
			if (!bbit->data) {
				return false;
			}
			ctx->cur_bb = bbit->data;
			r_list_push (ctx->path, ctx->cur_bb);
			r_list_delete (ctx->bbl, bbit);
			*next_i = ctx->cur_bb->addr - ctx->start_addr;
		}
	} else if (cur_addr >= ctx->end_addr) {
		return false;
	}
	if (*next_i == 0) {
		return false;
	}
	return true;
}


R_API RList *r_core_anal_fcn_get_calls(RCore *core, RAnalFunction *fcn) {
	RAnalRef *refi;
	RListIter *iter, *iter2;

	// get all references from this function
	RList *refs = r_anal_function_get_refs (fcn);
	// sanity check
	if (!r_list_empty (refs)) {
		// iterate over all the references and remove these which aren't of type call
		r_list_foreach_safe (refs, iter, iter2, refi) {
			if (refi->type != R_ANAL_REF_TYPE_CALL) {
				r_list_delete (refs, iter);
			}
		}
	}
	return refs;
}


static void print_hint_tree(RBTree tree, int mode) {
#define END_ADDR if (mode == 'j') { pj_end (pj); } else if (mode != '*') { r_cons_newline (); }
	PJ *pj = NULL;
	if (mode == 'j') {
		pj = pj_new ();
		pj_a (pj);
	}
	RBIter it;
	HintNode *node;
	ut64 last_addr = 0;
	bool in_addr = false;
	r_rbtree_foreach (tree, it, node, HintNode, rb) {
		if (!in_addr || last_addr != node->addr) {
			if (in_addr) {
				END_ADDR
			}
			in_addr = true;
			last_addr = node->addr;
			if (pj) {
				pj_o (pj);
				pj_kn (pj, "addr", node->addr);
			} else if (mode != '*') {
				r_cons_printf (" 0x%08"PFMT64x" =>", node->addr);
			}
		}
		hint_node_print (node, mode, pj);
	}
	if (in_addr) {
		END_ADDR
	}
	if (pj) {
		pj_end (pj);
		r_cons_printf ("%s\n", pj_string (pj));
		pj_free (pj);
	}
#undef END_ADDR
}


R_API void r_core_anal_coderefs(RCore *core, ut64 addr) {
	RAnalFunction *fcn = r_anal_get_fcn_in (core->anal, addr, -1);
	if (fcn) {
		const char *me = fcn->name;
		RListIter *iter;
		RAnalRef *ref;
		RList *refs = r_anal_function_get_refs (fcn);
		r_cons_printf ("agn %s\n", me);
		r_list_foreach (refs, iter, ref) {
			r_strf_buffer (32);
			RFlagItem *item = r_flag_get_i (core->flags, ref->addr);
			const char *dst = item? item->name: r_strf ("0x%08"PFMT64x, ref->addr);
			r_cons_printf ("agn %s\n", dst);
			r_cons_printf ("age %s %s\n", me, dst);
		}
		r_list_free (refs);
	} else {
		eprintf("Not in a function. Use 'df' to define it.\n");
	}
}


static int fcn_list_legacy(RCore *core, RList *fcns) {
	RListIter *iter;
	RAnalFunction *fcn;
	r_list_foreach (fcns, iter, fcn) {
		fcn_print_legacy (core, fcn);
	}
	r_cons_newline ();
	return 0;
}


R_API int r_core_search_value_in_range(RCore *core, RInterval search_itv, ut64 vmin,
					 ut64 vmax, int vsize, inRangeCb cb, void *cb_user) {
	int i, align = core->search->align, hitctr = 0;
	bool vinfun = r_config_get_i (core->config, "anal.vinfun");
	bool vinfunr = r_config_get_i (core->config, "anal.vinfunrange");
	bool analStrings = r_config_get_i (core->config, "anal.strings");
	mycore = core;
	ut8 buf[4096];
	ut64 v64, value = 0, size;
	ut64 from = search_itv.addr, to = r_itv_end (search_itv);
	ut32 v32;
	ut16 v16;
	if (from >= to) {
		eprintf ("Error: from must be lower than to\n");
		return -1;
	}
	bool maybeThumb = false;
	if (align && core->anal->cur && core->anal->cur->arch) {
		if (!strcmp (core->anal->cur->arch, "arm") && core->anal->bits != 64) {
			maybeThumb = true;
		}
	}

	if (vmin >= vmax) {
		eprintf ("Error: vmin must be lower than vmax\n");
		return -1;
	}
	if (to == UT64_MAX) {
		eprintf ("Error: Invalid destination boundary\n");
		return -1;
	}
	r_cons_break_push (NULL, NULL);

	if (!r_io_is_valid_offset (core->io, from, 0)) {
		return -1;
	}
	while (from < to) {
		size = R_MIN (to - from, sizeof (buf));
		memset (buf, 0xff, sizeof (buf)); // probably unnecessary
		if (r_cons_is_breaked ()) {
			goto beach;
		}
		bool res = r_io_read_at_mapped (core->io, from, buf, size);
		if (!res || !memcmp (buf, "\xff\xff\xff\xff", 4) || !memcmp (buf, "\x00\x00\x00\x00", 4)) {
			if (!isValidAddress (core, from)) {
				ut64 next = from;
				if (!r_io_map_locate (core->io, &next, 1, 0)) {
					from += sizeof (buf);
				} else {
					from += (next - from);
				}
				continue;
			}
		}
		for (i = 0; i <= (size - vsize); i++) {
			void *v = (buf + i);
			ut64 addr = from + i;
			if (r_cons_is_breaked ()) {
				goto beach;
			}
			if (align && (addr) % align) {
				continue;
			}
			int match = false;
			int left = size - i;
			if (vsize > left) {
				break;
			}
			switch (vsize) {
			case 1: value = *(ut8 *)v; match = (buf[i] >= vmin && buf[i] <= vmax); break;
			case 2: v16 = *(uut16 *)v; match = (v16 >= vmin && v16 <= vmax); value = v16; break;
			case 4: v32 = *(uut32 *)v; match = (v32 >= vmin && v32 <= vmax); value = v32; break;
			case 8: v64 = *(uut64 *)v; match = (v64 >= vmin && v64 <= vmax); value = v64; break;
			default: eprintf ("Unknown vsize %d\n", vsize); return -1;
			}
			if (match && !vinfun) {
				if (vinfunr) {
					if (r_anal_get_fcn_in_bounds (core->anal, addr, R_ANAL_FCN_TYPE_NULL)) {
						match = false;
					}
				} else {
					if (r_anal_get_fcn_in (core->anal, addr, R_ANAL_FCN_TYPE_NULL)) {
						match = false;
					}
				}
			}
			if (match && value) {
				bool isValidMatch = true;
				if (align && (value % align)) {
					// ignored .. unless we are analyzing arm/thumb and lower bit is 1
					isValidMatch = false;
					if (maybeThumb && (value & 1)) {
						isValidMatch = true;
					}
				}
				if (isValidMatch) {
					cb (core, addr, value, vsize, cb_user);
					if (analStrings && stringAt (core, addr)) {
						add_string_ref (mycore, addr, value);
					}
					hitctr++;
				}
			}
		}
		if (size == to-from) {
			break;
		}
		from += size-vsize+1;
	}
beach:
	r_cons_break_pop ();
	return hitctr;
}


static void core_anal_color_curr_node(RCore *core, RAnalBlock *bbi) {
	bool color_current = r_config_get_i (core->config, "graph.gv.current");
	char *pal_curr = palColorFor ("graph.current");
	bool current = r_anal_block_contains (bbi, core->offset);

	if (current && color_current) {
		r_cons_printf ("\t\"0x%08"PFMT64x"\" ", bbi->addr);
		r_cons_printf ("\t[fillcolor=%s style=filled shape=box];\n", pal_curr);
	}
	free (pal_curr);
}


static bool printAnalPaths(RCoreAnalPaths *p, PJ *pj) {
	RListIter *iter;
	RAnalBlock *path;
	if (pj) {
		pj_a (pj);
	} else {
		r_cons_printf ("pdb @@= ");
	}

	r_list_foreach (p->path, iter, path) {
		if (pj) {
			pj_n (pj, path->addr);
		} else {
			r_cons_printf ("0x%08"PFMT64x" ", path->addr);
		}
	}

	if(pj) {
		pj_end (pj);
	} else {
		r_cons_printf ("\n");
	}
	return (p->count < 1 || --p->count > 0);
}


R_API void r_core_anal_hint_list(RAnal *a, int mode) {
	RBTree tree = NULL;
	// Collect all hints in the tree to sort them
	r_anal_arch_hints_foreach (a, print_arch_hint_cb, &tree);
	r_anal_bits_hints_foreach (a, print_bits_hint_cb, &tree);
	r_anal_addr_hints_foreach (a, print_addr_hint_cb, &tree);
	print_hint_tree (tree, mode);
	r_rbtree_free (tree, hint_node_free, NULL);
}


static int fcn_print_verbose(RCore *core, RAnalFunction *fcn, bool use_color) {
	char *name = r_core_anal_fcn_name (core, fcn);
	int ebbs = 0;
	int addrwidth = 8;
	const char *color = "";
	const char *color_end = "";
	if (use_color) {
		color_end = Color_RESET;
		if (strstr (name, "sym.imp.")) {
			color = Color_YELLOW;
		} else if (strstr (name, "sym.")) {
			color = Color_GREEN;
		} else if (strstr (name, "sub.")) {
			color = Color_MAGENTA;
		}
	}

	if (core->anal->bits == 64) {
		addrwidth = 16;
	}

	r_cons_printf (FCN_LIST_VERBOSE_ENTRY, color,
			addrwidth, fcn->addr,
			r_anal_function_realsize (fcn),
			r_list_length (fcn->bbs),
			r_anal_function_count_edges (fcn, &ebbs),
			r_anal_function_complexity (fcn),
			r_anal_function_cost (fcn),
			addrwidth, r_anal_function_min_addr (fcn),
			r_anal_function_linear_size (fcn),
			addrwidth, r_anal_function_max_addr (fcn),
			fcn->meta.numcallrefs,
			r_anal_var_count_locals (fcn),
			r_anal_var_count_args (fcn),
			fcn->meta.numrefs,
			fcn->maxstack,
			name,
			color_end);
	free (name);
	return 0;
}


static ut64 delta_for_access(RAnalOp *op, RAnalVarAccessType type) {
	if (type == R_ANAL_VAR_ACCESS_TYPE_WRITE) {
		if (op->dst) {
			return op->dst->imm + op->dst->delta;
		}
	} else {
		if (op->src[1] && (op->src[1]->imm || op->src[1]->delta)) {
			return op->src[1]->imm + op->src[1]->delta;
		}
		if (op->src[0]) {
			return op->src[0]->imm + op->src[0]->delta;
		}
	}
	return 0;
}


static bool esilbreak_reg_write(RAnalEsil *esil, const char *name, ut64 *val) {
	if (!esil) {
		return false;
	}
	RAnal *anal = esil->anal;
	EsilBreakCtx *ctx = esil->user;
	RAnalOp *op = ctx->op;
	RCore *core = anal->coreb.core;
	handle_var_stack_access (esil, *val, R_ANAL_VAR_ACCESS_TYPE_PTR, esil->anal->bits / 8);
	//specific case to handle blx/bx cases in arm through emulation
	// XXX this thing creates a lot of false positives
	ut64 at = *val;
	if (anal && anal->opt.armthumb) {
		if (anal->cur && anal->cur->arch && anal->bits < 33 &&
			strstr (anal->cur->arch, "arm") && !strcmp (name, "pc") && op) {
			switch (op->type) {
			case R_ANAL_OP_TYPE_UCALL: // BLX
			case R_ANAL_OP_TYPE_UJMP: // BX
				// maybe UJMP/UCALL is enough here
				if (!(*val & 1)) {
					r_anal_hint_set_bits (anal, *val, 32);
				} else {
					ut64 snv = r_reg_getv (anal->reg, "pc");
					if (snv != UT32_MAX && snv != UT64_MAX) {
						if (r_io_is_valid_offset (anal->iob.io, *val, 1)) {
							r_anal_hint_set_bits (anal, *val - 1, 16);
						}
					}
				}
				break;
			default:
				break;
			}
		}
	}
	if (core->rasm->bits == 32 && strstr (core->rasm->cur->name, "arm")) {
		if ((!(at & 1)) && r_io_is_valid_offset (anal->iob.io, at, 0)) { //  !core->anal->opt.noncode)) {
			add_string_ref (anal->coreb.core, esil->address, at);
		}
	}
	return 0;
}


static bool __cb(RFlagItem *fi, void *user) {
	r_list_append (user, r_str_newf ("0x%08"PFMT64x, fi->offset));
	return true;
}


static int core_anal_graph_construct_nodes(RCore *core, RAnalFunction *fcn, int opts, PJ *pj, Sdb *DB) {
	RAnalBlock *bbi;
	RListIter *iter;
	int is_keva = opts & R_CORE_ANAL_KEYVALUE;
	int is_star = opts & R_CORE_ANAL_STAR;
	int is_json = opts & R_CORE_ANAL_JSON;
	int is_html = r_cons_context ()->is_html;
	int left = 300;
	int top = 0;

	int is_json_format_disasm = opts & R_CORE_ANAL_JSON_FORMAT_DISASM;
	char *pal_curr = palColorFor ("graph.current");
	char *pal_traced = palColorFor ("graph.traced");
	char *pal_box4 = palColorFor ("graph.box4");
	const char *font = r_config_get (core->config, "graph.font");
	bool color_current = r_config_get_i (core->config, "graph.gv.current");
	char *str;
	int nodes = 0;
	r_list_foreach (fcn->bbs, iter, bbi) {
		if (is_keva) {
			char key[128];
			sdb_array_push_num (DB, "bbs", bbi->addr, 0);
			snprintf (key, sizeof (key), "bb.0x%08"PFMT64x".size", bbi->addr);
			sdb_num_set (DB, key, bbi->size, 0); // bb.<addr>.size=<num>
		} else if (is_json) {
			RDebugTracepoint *t = r_debug_trace_get (core->dbg, bbi->addr);
			pj_o (pj);
			pj_kn (pj, "offset", bbi->addr);
			pj_kn (pj, "size", bbi->size);
			if (bbi->jump != UT64_MAX) {
				pj_kn (pj, "jump", bbi->jump);
			}
			if (bbi->fail != -1) {
				pj_kn (pj, "fail", bbi->fail);
			}
			if (bbi->switch_op) {
				RAnalSwitchOp *op = bbi->switch_op;
				pj_k (pj, "switchop");
				pj_o (pj);
				pj_kn (pj, "offset", op->addr);
				pj_kn (pj, "defval", op->def_val);
				pj_kn (pj, "maxval", op->max_val);
				pj_kn (pj, "minval", op->min_val);
				pj_k (pj, "cases");
				pj_a (pj);
				RAnalCaseOp *case_op;
				RListIter *case_iter;
				r_list_foreach (op->cases, case_iter, case_op) {
					pj_o (pj);
					pj_kn (pj, "offset", case_op->addr);
					pj_kn (pj, "value", case_op->value);
					pj_kn (pj, "jump", case_op->jump);
					pj_end (pj);
				}
				pj_end (pj);
				pj_end (pj);
			}
			if (t) {
				pj_k (pj, "trace");
				pj_o (pj);
				pj_ki (pj, "count", t->count);
				pj_ki (pj, "times", t->times);
				pj_end (pj);
			}
			if (bbi->color.r || bbi->color.g || bbi->color.b) {
				char *s = r_cons_rgb_tostring (bbi->color.r, bbi->color.g, bbi->color.b);
				pj_ks (pj, "color", s);
				free (s);
			}
			pj_k (pj, "ops");
			pj_a (pj);
			ut8 *buf = malloc (bbi->size);
			if (buf) {
				r_io_read_at (core->io, bbi->addr, buf, bbi->size);
				if (is_json_format_disasm) {
					r_core_print_disasm (core, bbi->addr, buf, bbi->size, bbi->size, 0, NULL, true, true, pj, NULL);
				} else {
					r_core_print_disasm_json (core, bbi->addr, buf, bbi->size, 0, pj);
				}
				free (buf);
			} else {
				eprintf ("cannot allocate %"PFMT64u" byte(s)\n", bbi->size);
			}
			pj_end (pj);
			pj_end (pj);
			continue;
		}
		if ((str = core_anal_graph_label (core, bbi, opts))) {
			if (opts & R_CORE_ANAL_GRAPHDIFF) {
				const char *difftype = bbi->diff? (\
				bbi->diff->type==R_ANAL_DIFF_TYPE_MATCH? "lightgray":
				bbi->diff->type==R_ANAL_DIFF_TYPE_UNMATCH? "yellow": "red"): "orange";
				const char *diffname = bbi->diff? (\
				bbi->diff->type==R_ANAL_DIFF_TYPE_MATCH? "match":
				bbi->diff->type==R_ANAL_DIFF_TYPE_UNMATCH? "unmatch": "new"): "unk";
				if (is_keva) {
					sdb_set (DB, "diff", diffname, 0);
					sdb_set (DB, "label", str, 0);
				} else if (!is_json) {
					nodes++;
					RConfigHold *hc = r_config_hold_new (core->config);
					r_config_hold (hc, "scr.color", "scr.utf8", "asm.offset", "asm.lines",
							"asm.cmt.right", "asm.lines.fcn", "asm.bytes", NULL);
					RDiff *d = r_diff_new ();
					r_config_set_i (core->config, "scr.utf8", 0);
					r_config_set_i (core->config, "asm.offset", 0);
					r_config_set_i (core->config, "asm.lines", 0);
					r_config_set_i (core->config, "asm.cmt.right", 0);
					r_config_set_i (core->config, "asm.lines.fcn", 0);
					r_config_set_i (core->config, "asm.bytes", 0);
					if (!is_star) {
						r_config_set_i (core->config, "scr.color", 0);	// disable color for dot
					}

					if (bbi->diff && bbi->diff->type != R_ANAL_DIFF_TYPE_MATCH && core->c2) {
						RCore *c = core->c2;
						RConfig *oc = c->config;
						char *str = r_core_cmd_strf (core, "pdb @ 0x%08"PFMT64x, bbi->addr);
						c->config = core->config;
						// XXX. the bbi->addr doesnt needs to be in the same address in core2
						char *str2 = r_core_cmd_strf (c, "pdb @ 0x%08"PFMT64x, bbi->diff->addr);
						char *diffstr = r_diff_buffers_to_string (d,
								(const ut8*)str, strlen (str),
								(const ut8*)str2, strlen (str2));

						if (diffstr) {
							char *nl = strchr (diffstr, '\n');
							if (nl) {
								nl = strchr (nl + 1, '\n');
								if (nl) {
									nl = strchr (nl + 1, '\n');
									if (nl) {
										r_str_cpy (diffstr, nl + 1);
									}
								}
							}
						}

						if (is_star) {
							char *title = get_title (bbi->addr);
							char *body_b64 = r_base64_encode_dyn (diffstr, -1);
							if (!title  || !body_b64) {
								free (body_b64);
								free (title);
								r_diff_free (d);
								return false;
							}
							body_b64 = r_str_prepend (body_b64, "base64:");
							r_cons_printf ("agn %s %s %d\n", title, body_b64, bbi->diff->type);
							free (body_b64);
							free (title);
						} else {
							diffstr = r_str_replace (diffstr, "\n", "\\l", 1);
							diffstr = r_str_replace (diffstr, "\"", "'", 1);
							r_cons_printf(" \"0x%08"PFMT64x"\" [fillcolor=\"%s\","
							"color=\"black\", fontname=\"%s\","
							" label=\"%s\", URL=\"%s/0x%08"PFMT64x"\"]\n",
							bbi->addr, difftype, font, diffstr, fcn->name,
							bbi->addr);
						}
						free (diffstr);
						c->config = oc;
					} else {
						if (is_star) {
							char *title = get_title (bbi->addr);
							char *body_b64 = r_base64_encode_dyn (str, -1);
							int color = (bbi && bbi->diff) ? bbi->diff->type : 0;
							if (!title  || !body_b64) {
								free (body_b64);
								free (title);
								r_diff_free (d);
								return false;
							}
							body_b64 = r_str_prepend (body_b64, "base64:");
							r_cons_printf ("agn %s %s %d\n", title, body_b64, color);
							free (body_b64);
							free (title);
						} else {
							r_cons_printf(" \"0x%08"PFMT64x"\" [fillcolor=\"%s\","
									"color=\"black\", fontname=\"%s\","
									" label=\"%s\", URL=\"%s/0x%08"PFMT64x"\"]\n",
									bbi->addr, difftype, font, str, fcn->name, bbi->addr);
						}
					}
					r_diff_free (d);
					r_config_set_i (core->config, "scr.color", 1);
					r_config_hold_free (hc);
				}
			} else {
				if (is_html) {
						nodes++;
						r_cons_printf ("
\n%s
\n",
												top, left, bbi->addr, str);
						left = left? 0: 600;
						if (!left) {
								top += 250;
						}
				} else if (!is_json && !is_keva) {
					bool current = r_anal_block_contains (bbi, core->offset);
					const char *label_color = bbi->traced
							? pal_traced
							: (current && color_current)
							? pal_curr
							: pal_box4;
					const char *fill_color = ((current && color_current) || label_color == pal_traced)? pal_traced: "white";
					nodes++;
					if (is_star) {
						char *title = get_title (bbi->addr);
						char *body_b64 = r_base64_encode_dyn (str, -1);
						int color = (bbi && bbi->diff) ? bbi->diff->type : 0;
						if (!title  || !body_b64) {
								free (body_b64);
								free (title);
								return false;
						}
						body_b64 = r_str_prepend (body_b64, "base64:");
						r_cons_printf ("agn %s %s %d\n", title, body_b64, color);
						free (body_b64);
						free (title);
					} else {
						r_cons_printf ("\t\"0x%08"PFMT64x"\" ["
								"URL=\"%s/0x%08"PFMT64x"\", fillcolor=\"%s\","
								"color=\"%s\", fontname=\"%s\","
								"label=\"%s\"]\n",
								bbi->addr, fcn->name, bbi->addr,
								fill_color, label_color, font, str);
					}
				}
			}
			free (str);
		}
	}
	return nodes;
}


static void r_anal_set_stringrefs(RCore *core, RAnalFunction *fcn) {
	RListIter *iter;
	RAnalRef *ref;
	RList *refs = r_anal_function_get_refs (fcn);
	r_list_foreach (refs, iter, ref) {
		if (ref->type == R_ANAL_REF_TYPE_DATA &&
			r_bin_is_string (core->bin, ref->addr)) {
			r_anal_xrefs_set (core->anal, ref->at, ref->addr, R_ANAL_REF_TYPE_STRING);
		}
	}
	r_list_free (refs);
}


static int fcn_list_table(RCore *core, const char *q, int fmt) {
	char xref[128], ccstr[128], castr[128];
	RAnalFunction *fcn;
	RListIter *iter;
	RTable *t = r_core_table (core, "fcns");
	RTableColumnType *typeString = r_table_type ("string");
	RTableColumnType *typeNumber = r_table_type ("number");
	r_table_add_column (t, typeNumber, "addr", 0);
	r_table_add_column (t, typeNumber, "size", 0);
	r_table_add_column (t, typeString, "name", 0);
	r_table_add_column (t, typeNumber, "nbbs", 0);
	r_table_add_column (t, typeNumber, "xref", 0);
	r_table_add_column (t, typeNumber, "calls", 0);
	r_table_add_column (t, typeNumber, "cc", 0);
	r_list_foreach (core->anal->fcns, iter, fcn) {
		r_strf_var (fcnAddr, 32, "0x%08"PFMT64x, fcn->addr);
		r_strf_var (fcnSize, 32, "%"PFMT64u, r_anal_function_linear_size (fcn)); // r_anal_function_size (fcn));
		r_strf_var (nbbs, 32, "%d", r_list_length (fcn->bbs));
		RList *xrefs = r_anal_function_get_xrefs (fcn);
		snprintf (xref, sizeof (xref), "%d", r_list_length (xrefs));
		r_list_free (xrefs);

		RList *calls = r_core_anal_fcn_get_calls (core, fcn);
		r_list_uniq_inplace (calls, (RListComparatorItem)RAnalRef_val);
		snprintf (castr, sizeof (castr), "%d", r_list_length (calls));
		r_list_free (calls);
		snprintf (ccstr, sizeof (ccstr), "%d", r_anal_function_complexity (fcn));

		r_table_add_row (t, fcnAddr, fcnSize, fcn->name, nbbs, xref, castr, ccstr, NULL);
	}
	if (r_table_query (t, q)) {
		char *s = (fmt == 'j')
			? r_table_tojson (t)
			: r_table_tostring (t);
		r_cons_printf ("%s\n", s);
		free (s);
	}
	r_table_free (t);
	return 0;
}


R_API char *r_core_anal_fcn_name(RCore *core, RAnalFunction *fcn) {
	bool demangle = r_config_get_i (core->config, "bin.demangle");
	const char *lang = demangle ? r_config_get (core->config, "bin.lang") : NULL;
	bool keep_lib = r_config_get_i (core->config, "bin.demangle.libs");
	char *name = strdup (r_str_get (fcn->name));
	if (demangle) {
		char *tmp = r_bin_demangle (core->bin->cur, lang, name, fcn->addr, keep_lib);
		if (tmp) {
			free (name);
			name = tmp;
		}
	}
	return name;
}


static void function_rename(RFlag *flags, RAnalFunction *fcn) {
	const char *locname = "loc.";
	const size_t locsize = strlen (locname);
	char *fcnname = fcn->name;

	if (strncmp (fcn->name, locname, locsize) == 0) {
		const char *fcnpfx, *restofname;
		RFlagItem *f;

		fcn->type = R_ANAL_FCN_TYPE_FCN;
		fcnpfx = r_anal_functiontype_tostring (fcn->type);
		restofname = fcn->name + locsize;
		fcn->name = r_str_newf ("%s.%s", fcnpfx, restofname);

		f = r_flag_get_i (flags, fcn->addr);
		r_flag_rename (flags, f, fcn->name);

		free (fcnname);
	}
}


R_API void r_core_anal_propagate_noreturn(RCore *core, ut64 addr) {
	RList *todo = r_list_newf (free);
	if (!todo) {
		return;
	}

	HtUU *done = ht_uu_new0 ();
	if (!done) {
		r_list_free (todo);
		return;
	}

	RAnalFunction *request_fcn = NULL;
	if (addr != UT64_MAX) {
		request_fcn = r_anal_get_function_at (core->anal, addr);
		if (!request_fcn) {
			r_list_free (todo);
			ht_uu_free (done);
			return;
		}
	}

	// find known noreturn functions to propagate
	RListIter *iter;
	RAnalFunction *f;
	r_list_foreach (core->anal->fcns, iter, f) {
		if (f->is_noreturn) {
			ut64 *n = ut64_new (f->addr);
			r_list_append (todo, n);
		}
	}

	while (!r_list_empty (todo)) {
		ut64 *paddr = (ut64*)r_list_pop (todo);
		ut64 noret_addr = *paddr;
		free (paddr);
		if (r_cons_is_breaked ()) {
			break;
		}
		RList *xrefs = r_anal_xrefs_get (core->anal, noret_addr);
		RAnalRef *xref;
		r_list_foreach (xrefs, iter, xref) {
			RAnalOp *xrefop = r_core_op_anal (core, xref->addr, R_ANAL_OP_MASK_ALL);
			if (!xrefop) {
				eprintf ("Cannot analyze opcode at 0x%08" PFMT64x "\n", xref->addr);
				continue;
			}
			ut64 call_addr = xref->addr;
			ut64 chop_addr = call_addr + xrefop->size;
			r_anal_op_free (xrefop);
			if (xref->type != R_ANAL_REF_TYPE_CALL) {
				continue;
			}

			// Find the block that has an instruction at exactly the xref addr
			RList *blocks = r_anal_get_blocks_in (core->anal, call_addr);
			if (!blocks) {
				continue;
			}
			RAnalBlock *block = NULL;
			RListIter *bit;
			RAnalBlock *block_cur;
			r_list_foreach (blocks, bit, block_cur) {
				if (r_anal_block_op_starts_at (block_cur, call_addr)) {
					block = block_cur;
					break;
				}
			}
			if (block) {
				r_anal_block_ref (block);
			}
			r_list_free (blocks);
			if (!block) {
				continue;
			}

			RList *block_fcns = r_list_clone (block->fcns);
			if (request_fcn) {
				// specific function requested, check if it contains the bb
				if (!r_list_contains (block->fcns, request_fcn)) {
					goto kontinue;
				}
			} else {
				// r_anal_block_chop_noreturn() might free the block!
				block = r_anal_block_chop_noreturn (block, chop_addr);
			}

			RListIter *fit;
			r_list_foreach (block_fcns, fit, f) {
				bool found = ht_uu_find (done, f->addr, NULL) != 0;
				if (f->addr && !found && analyze_noreturn_function (core, f)) {
					f->is_noreturn = true;
					r_anal_noreturn_add (core->anal, NULL, f->addr);
					ut64 *n = malloc (sizeof (ut64));
					*n = f->addr;
					r_list_append (todo, n);
					ht_uu_insert (done, *n, 1);
				}
			}
kontinue:
			if (block) {
				r_anal_block_unref (block);
			}
			r_list_free (block_fcns);
		}
		r_list_free (xrefs);
	}
	r_list_free (todo);
	ht_uu_free (done);
}


bool print_arch_hint_cb(ut64 addr, R_NULLABLE const char *arch, void *user) {
	HintNode *node = R_NEW0 (HintNode);
	if (!node) {
		return false;
	}
	node->addr = addr;
	node->type = HINT_NODE_ARCH;
	node->arch = arch;
	r_rbtree_insert (user, &addr, &node->rb, hint_node_cmp, NULL);
	return true;
}


static int cmpsize(const void *a, const void *b) {
	ut64 as = r_anal_function_linear_size ((RAnalFunction *) a);
	ut64 bs = r_anal_function_linear_size ((RAnalFunction *) b);
	return (as> bs)? 1: (as< bs)? -1: 0;
}


R_API void r_core_anal_undefine(RCore *core, ut64 off) {
	// very slow
	// RAnalFunction *f = r_anal_get_fcn_in (core->anal, off, -1);
	RAnalFunction *f = r_anal_get_function_at (core->anal, off);
	if (f) {
		if (!strncmp (f->name, "fcn.", 4)) {
			r_flag_unset_name (core->flags, f->name);
		}
		r_meta_del (core->anal, R_META_TYPE_ANY, r_anal_function_min_addr (f), r_anal_function_linear_size (f));
		r_anal_function_del (core->anal, off);
	}
	//r_anal_function_del_locs (core->anal, off);
	r_anal_delete_block_at (core->anal, off);
	char *abcmd = r_str_newf ("ab-0x%"PFMT64x, off);
	cmd_anal_fcn (core, abcmd);
	free (abcmd);
}


static bool found_xref(RCore *core, ut64 at, ut64 xref_to, RAnalRefType type, PJ *pj, int rad, bool cfg_debug, bool cfg_anal_strings) {
	// Validate the reference. If virtual addressing is enabled, we
	// allow only references to virtual addresses in order to reduce
	// the number of false positives. In debugger mode, the reference
	// must point to a mapped memory region.
	if (type == R_ANAL_REF_TYPE_NULL) {
		return false;
	}
	if (cfg_debug) {
		if (!r_debug_map_get (core->dbg, xref_to)) {
			return false;
		}
	} else if (core->io->va) {
		if (!r_io_is_valid_offset (core->io, xref_to, 0)) {
			return false;
		}
	}
	if (!rad) {
		if (cfg_anal_strings && type == R_ANAL_REF_TYPE_DATA) {
			int len = 0;
			char *str_string = is_string_at (core, xref_to, &len);
			if (str_string) {
				r_name_filter (str_string, -1);
				char *str_flagname = r_str_newf ("str.%s", str_string);
				r_flag_space_push (core->flags, R_FLAGS_FS_STRINGS);
				(void)r_flag_set (core->flags, str_flagname, xref_to, 1);
				r_flag_space_pop (core->flags);
				free (str_flagname);
				if (len > 0) {
					r_meta_set (core->anal, R_META_TYPE_STRING, xref_to,
								len, (const char *) str_string);
				}
				free (str_string);
			}
		}
		// Add to SDB
		if (xref_to) {
			r_anal_xrefs_set (core->anal, at, xref_to, type);
		}
	} else if (rad == 'j') {
		r_strf_var (key, 32, "0x%"PFMT64x, xref_to);
		r_strf_var (value, 32, "0x%"PFMT64x, at);
		pj_ks (pj, key, value);
	} else {
		int len = 0;
		// Display in radare commands format
		char *cmd;
		switch (type) {
		case R_ANAL_REF_TYPE_CODE: cmd = "axc"; break;
		case R_ANAL_REF_TYPE_CALL: cmd = "axC"; break;
		case R_ANAL_REF_TYPE_DATA: cmd = "axd"; break;
		default: cmd = "ax"; break;
		}
		r_cons_printf ("%s 0x%08"PFMT64x" 0x%08"PFMT64x"\n", cmd, xref_to, at);
		if (cfg_anal_strings && type == R_ANAL_REF_TYPE_DATA) {
			char *str_flagname = is_string_at (core, xref_to, &len);
			if (str_flagname) {
				ut64 str_addr = xref_to;
				r_name_filter (str_flagname, -1);
				r_cons_printf ("f str.%s=0x%"PFMT64x"\n", str_flagname, str_addr);
				r_cons_printf ("Cs %d @ 0x%"PFMT64x"\n", len, str_addr);
				free (str_flagname);
			}
		}
	}
	return true;
}


static char *anal_fcn_autoname(RCore *core, RAnalFunction *fcn, int dump, int mode) {
	int use_getopt = 0;
	int use_isatty = 0;
	PJ *pj = NULL;
	char *do_call = NULL;
	RAnalRef *ref;
	RListIter *iter;
	RList *refs = r_anal_function_get_refs (fcn);
	if (mode == 'j') {
		// start a new JSON object
		pj = r_core_pj_new (core);
		pj_a (pj);
	}
	if (refs) {
		r_list_foreach (refs, iter, ref) {
			RFlagItem *f = r_flag_get_i (core->flags, ref->addr);
			if (f) {
				// If dump is true, print all strings referenced by the function
				if (dump) {
					// take only strings flags
					if (!strncmp (f->name, "str.", 4)) {
						if (mode == 'j') {
							// add new json item
							pj_o (pj);
							pj_kn (pj, "addr", ref->at);
							pj_kn (pj, "ref", ref->addr);
							pj_ks (pj, "flag", f->name);
							pj_end (pj);
						} else {
							r_cons_printf ("0x%08"PFMT64x" 0x%08"PFMT64x" %s\n", ref->at, ref->addr, f->name);
						}
					}
				} else if (do_call) { // break if a proper autoname found and not in dump mode
					break;
				}
				// enter only if a candidate name hasn't found yet
				if (!do_call) {
					if (blacklisted_word (f->name)) {
						continue;
					}
					if (strstr (f->name, ".isatty")) {
						use_isatty = 1;
					}
					if (strstr (f->name, ".getopt")) {
						use_getopt = 1;
					}
					if (!strncmp (f->name, "method.", 7)) {
						free (do_call);
						do_call = strdup (f->name + 7);
						continue;
					}
					if (!strncmp (f->name, "str.", 4)) {
						free (do_call);
						do_call = strdup (f->name + 4);
						continue;
					}
					if (!strncmp (f->name, "dbg.", 4)) {
						free (do_call);
						do_call = strdup (f->name + 4);
						continue;
					}
					if (!strncmp (f->name, "sym.imp.", 8)) {
						free (do_call);
						do_call = strdup (f->name + 8);
						continue;
					}
					if (!strncmp (f->name, "reloc.", 6)) {
						free (do_call);
						do_call = strdup (f->name + 6);
						continue;
					}
				}
			}
		}
		r_list_free (refs);
	}
	if (mode ==  'j') {
		pj_end (pj);
	}
	if (pj) {
		r_cons_printf ("%s\n", pj_string (pj));
		pj_free (pj);
	}
	// TODO: append counter if name already exists
	if (use_getopt) {
		RFlagItem *item = r_flag_get (core->flags, "main");
		free (do_call);
		// if referenced from entrypoint. this should be main
		if (item && item->offset == fcn->addr) {
			return strdup ("main"); // main?
		}
		return strdup ("parse_args"); // main?
	}
	if (use_isatty) {
		char *ret = r_str_newf ("sub.setup_tty_%s_%"PFMT64x, do_call, fcn->addr);
		free (do_call);
		return ret;
	}
	if (do_call) {
		char *ret = r_str_newf ("sub.%s_%"PFMT64x, do_call, fcn->addr);
		free (do_call);
		return ret;
	}
	return NULL;
}


static int fcn_print_detail(RCore *core, RAnalFunction *fcn) {
	const char *defaultCC = r_anal_cc_default (core->anal);
	char *name = r_core_anal_fcn_name (core, fcn);
	char *paren = strchr (name, '(');
	if (paren) {
		*paren = '\0';
	}
	r_cons_printf ("\"f %s %"PFMT64u" 0x%08"PFMT64x"\"\n", name, r_anal_function_linear_size (fcn), fcn->addr);
	r_cons_printf ("\"af+ 0x%08"PFMT64x" %s %c %c\"\n",
			fcn->addr, name, //r_anal_function_size (fcn), name,
			fcn->type == R_ANAL_FCN_TYPE_LOC?'l':
			fcn->type == R_ANAL_FCN_TYPE_SYM?'s':
			fcn->type == R_ANAL_FCN_TYPE_IMP?'i':'f',
			fcn->diff->type == R_ANAL_DIFF_TYPE_MATCH?'m':
			fcn->diff->type == R_ANAL_DIFF_TYPE_UNMATCH?'u':'n');
	// FIXME: this command prints something annoying. Does it have important side-effects?
	fcn_list_bbs (fcn);
	if (fcn->bits != 0) {
		r_cons_printf ("afB %d @ 0x%08"PFMT64x"\n", fcn->bits, fcn->addr);
	}
	// FIXME command injection vuln here
	if (fcn->cc || defaultCC) {
		r_cons_printf ("s 0x%"PFMT64x"\n", fcn->addr);
		r_cons_printf ("\"afc %s\"\n", fcn->cc? fcn->cc: defaultCC);
		r_cons_println ("s-");
	}
	if (fcn->folded) {
		r_cons_printf ("afF @ 0x%08"PFMT64x"\n", fcn->addr);
	}
	if (fcn) {
		/* show variables  and arguments */
		r_core_cmdf (core, "afvb* @ 0x%"PFMT64x"\n", fcn->addr);
		r_core_cmdf (core, "afvr* @ 0x%"PFMT64x"\n", fcn->addr);
		r_core_cmdf (core, "afvs* @ 0x%"PFMT64x"\n", fcn->addr);
	}
	/* Show references */
	RListIter *refiter;
	RAnalRef *refi;
	RList *refs = r_anal_function_get_refs (fcn);
	r_list_foreach (refs, refiter, refi) {
		switch (refi->type) {
		case R_ANAL_REF_TYPE_CALL:
			r_cons_printf ("axC 0x%"PFMT64x" 0x%"PFMT64x"\n", refi->addr, refi->at);
			break;
		case R_ANAL_REF_TYPE_DATA:
			r_cons_printf ("axd 0x%"PFMT64x" 0x%"PFMT64x"\n", refi->addr, refi->at);
			break;
		case R_ANAL_REF_TYPE_CODE:
			r_cons_printf ("axc 0x%"PFMT64x" 0x%"PFMT64x"\n", refi->addr, refi->at);
			break;
		case R_ANAL_REF_TYPE_STRING:
			r_cons_printf ("axs 0x%"PFMT64x" 0x%"PFMT64x"\n", refi->addr, refi->at);
			break;
		case R_ANAL_REF_TYPE_NULL:
		default:
			r_cons_printf ("ax 0x%"PFMT64x" 0x%"PFMT64x"\n", refi->addr, refi->at);
			break;
		}
	}
	r_list_free (refs);
	/*Saving Function stack frame*/
	r_cons_printf ("afS %d @ 0x%"PFMT64x"\n", fcn->maxstack, fcn->addr);
	free (name);
	return 0;
}


R_API RList* r_core_anal_cycles(RCore *core, int ccl) {
	ut64 addr = core->offset;
	int depth = 0;
	RAnalOp *op = NULL;
	RAnalCycleFrame *prev = NULL, *cf = NULL;
	RAnalCycleHook *ch;
	RList *hooks = r_list_new ();
	if (!hooks) {
		return NULL;
	}
	cf = r_anal_cycle_frame_new ();
	r_cons_break_push (NULL, NULL);
	while (cf && !r_cons_is_breaked ()) {
		if ((op = r_core_anal_op (core, addr, R_ANAL_OP_MASK_BASIC)) && (op->cycles) && (ccl > 0)) {
			r_cons_clear_line (1);
			eprintf ("%i -- ", ccl);
			addr += op->size;
			switch (op->type) {
			case R_ANAL_OP_TYPE_JMP:
				addr = op->jump;
				ccl -= op->cycles;
				loganal (op->addr, addr, depth);
				break;
			case R_ANAL_OP_TYPE_UJMP:
			case R_ANAL_OP_TYPE_MJMP:
			case R_ANAL_OP_TYPE_UCALL:
			case R_ANAL_OP_TYPE_ICALL:
			case R_ANAL_OP_TYPE_RCALL:
			case R_ANAL_OP_TYPE_IRCALL:
				ch = R_NEW0 (RAnalCycleHook);
				ch->addr = op->addr;
				eprintf ("0x%08"PFMT64x" > ?\r", op->addr);
				ch->cycles = ccl;
				r_list_append (hooks, ch);
				ch = NULL;
				while (!ch && cf) {
					ch = r_list_pop (cf->hooks);
					if (ch) {
						addr = ch->addr;
						ccl = ch->cycles;
						free (ch);
					} else {
						r_anal_cycle_frame_free (cf);
						cf = prev;
						if (cf) {
							prev = cf->prev;
						}
					}
				}
				break;
			case R_ANAL_OP_TYPE_CJMP:
				ch = R_NEW0 (RAnalCycleHook);
				ch->addr = addr;
				ch->cycles = ccl - op->failcycles;
				r_list_push (cf->hooks, ch);
				ch = NULL;
				addr = op->jump;
				loganal (op->addr, addr, depth);
				break;
			case R_ANAL_OP_TYPE_UCJMP:
			case R_ANAL_OP_TYPE_UCCALL:
				ch = R_NEW0 (RAnalCycleHook);
				ch->addr = op->addr;
				ch->cycles = ccl;
				r_list_append (hooks, ch);
				ch = NULL;
				ccl -= op->failcycles;
				eprintf ("0x%08"PFMT64x" > ?\r", op->addr);
				break;
			case R_ANAL_OP_TYPE_CCALL:
				ch = R_NEW0 (RAnalCycleHook);
				ch->addr = addr;
				ch->cycles = ccl - op->failcycles;
				r_list_push (cf->hooks, ch);
				ch = NULL;
			case R_ANAL_OP_TYPE_CALL:
				if (op->addr != op->jump) { //no selfies
					cf->naddr = addr;
					prev = cf;
					cf = r_anal_cycle_frame_new ();
					cf->prev = prev;
				}
				ccl -= op->cycles;
				addr = op->jump;
				loganal (op->addr, addr, depth - 1);
				break;
			case R_ANAL_OP_TYPE_RET:
				ch = R_NEW0 (RAnalCycleHook);
				if (prev) {
					ch->addr = prev->naddr;
					ccl -= op->cycles;
					ch->cycles = ccl;
					r_list_push (prev->hooks, ch);
					eprintf ("0x%08"PFMT64x" < 0x%08"PFMT64x"\r", prev->naddr, op->addr);
				} else {
					ch->addr = op->addr;
					ch->cycles = ccl;
					r_list_append (hooks, ch);
					eprintf ("? < 0x%08"PFMT64x"\r", op->addr);
				}
				ch = NULL;
				while (!ch && cf) {
					ch = r_list_pop (cf->hooks);
					if (ch) {
						addr = ch->addr;
						ccl = ch->cycles;
						free (ch);
					} else {
						r_anal_cycle_frame_free (cf);
						cf = prev;
						if (cf) {
							prev = cf->prev;
						}
					}
				}
				break;
			case R_ANAL_OP_TYPE_CRET:
				ch = R_NEW0 (RAnalCycleHook);
				if (prev) {
					ch->addr = prev->naddr;
					ch->cycles = ccl - op->cycles;
					r_list_push (prev->hooks, ch);
					eprintf ("0x%08"PFMT64x" < 0x%08"PFMT64x"\r", prev->naddr, op->addr);
				} else {
					ch->addr = op->addr;
					ch->cycles = ccl - op->cycles;
					r_list_append (hooks, ch);
					eprintf ("? < 0x%08"PFMT64x"\r", op->addr);
				}
				ccl -= op->failcycles;
				break;
			default:
				ccl -= op->cycles;
				eprintf ("0x%08"PFMT64x"\r", op->addr);
				break;
			}
		} else {
			ch = R_NEW0 (RAnalCycleHook);
			if (!ch) {
				r_anal_cycle_frame_free (cf);
				r_list_free (hooks);
				return NULL;
			}
			ch->addr = addr;
			ch->cycles = ccl;
			r_list_append (hooks, ch);
			ch = NULL;
			while (!ch && cf) {
				ch = r_list_pop (cf->hooks);
				if (ch) {
					addr = ch->addr;
					ccl = ch->cycles;
					free (ch);
				} else {
					r_anal_cycle_frame_free (cf);
					cf = prev;
					if (cf) {
						prev = cf->prev;
					}
				}
			}
		}
		r_anal_op_free (op);
	}
	if (r_cons_is_breaked ()) {
		while (cf) {
			ch = r_list_pop (cf->hooks);
			while (ch) {
				free (ch);
				ch = r_list_pop (cf->hooks);
			}
			prev = cf->prev;
			r_anal_cycle_frame_free (cf);
			cf = prev;
		}
	}
	r_cons_break_pop ();
	return hooks;
}


int hint_node_cmp(const void *incoming, const RBNode *in_tree, void *user) {
	ut64 ia = *(ut64 *)incoming;
	ut64 ta = container_of (in_tree, const HintNode, rb)->addr;
	if (ia < ta) {
		return -1;
	} else if (ia > ta) {
		return 1;
	}
	return 0;
}


static int fcn_print_legacy(RCore *core, RAnalFunction *fcn) {
	RListIter *iter;
	RAnalRef *refi;
	RList *refs, *xrefs;
	int ebbs = 0;
	char *name = r_core_anal_fcn_name (core, fcn);

	r_cons_printf ("#\noffset: 0x%08"PFMT64x"\nname: %s\nsize: %"PFMT64u,
			fcn->addr, name, r_anal_function_linear_size (fcn));
	r_cons_printf ("\nis-pure: %s", r_str_bool (r_anal_function_purity (fcn)));
	r_cons_printf ("\nrealsz: %" PFMT64d, r_anal_function_realsize (fcn));
	r_cons_printf ("\nstackframe: %d", fcn->maxstack);
	if (fcn->cc) {
		r_cons_printf ("\ncall-convention: %s", fcn->cc);
	}
	r_cons_printf ("\ncyclomatic-cost: %d", r_anal_function_cost (fcn));
	r_cons_printf ("\ncyclomatic-complexity: %d", r_anal_function_complexity (fcn));
	r_cons_printf ("\nbits: %d", fcn->bits);
	r_cons_printf ("\ntype: %s", r_anal_functiontype_tostring (fcn->type));
	if (fcn->type == R_ANAL_FCN_TYPE_FCN || fcn->type == R_ANAL_FCN_TYPE_SYM) {
		r_cons_printf (" [%s]",
				fcn->diff->type == R_ANAL_DIFF_TYPE_MATCH?"MATCH":
				fcn->diff->type == R_ANAL_DIFF_TYPE_UNMATCH?"UNMATCH":"NEW");
	}
	r_cons_printf ("\nnum-bbs: %d", r_list_length (fcn->bbs));
	r_cons_printf ("\nedges: %d", r_anal_function_count_edges (fcn, &ebbs));
	r_cons_printf ("\nend-bbs: %d", ebbs);
	r_cons_printf ("\ncall-refs:");
	int outdegree = 0;
	refs = r_anal_function_get_refs (fcn);
	r_list_foreach (refs, iter, refi) {
		if (refi->type == R_ANAL_REF_TYPE_CALL) {
			outdegree++;
		}
		if (refi->type == R_ANAL_REF_TYPE_CODE || refi->type == R_ANAL_REF_TYPE_CALL) {
			r_cons_printf (" 0x%08"PFMT64x" %c", refi->addr,
					refi->type == R_ANAL_REF_TYPE_CALL?'C':'J');
		}
	}
	r_cons_printf ("\ndata-refs:");
	r_list_foreach (refs, iter, refi) {
		// global or local?
		if (refi->type == R_ANAL_REF_TYPE_DATA) {
			r_cons_printf (" 0x%08"PFMT64x, refi->addr);
		}
	}
	r_list_free (refs);

	int indegree = 0;
	r_cons_printf ("\ncode-xrefs:");
	xrefs = r_anal_function_get_xrefs (fcn);
	r_list_foreach (xrefs, iter, refi) {
		if (refi->type == R_ANAL_REF_TYPE_CODE || refi->type == R_ANAL_REF_TYPE_CALL) {
			indegree++;
			r_cons_printf (" 0x%08"PFMT64x" %c", refi->addr,
					refi->type == R_ANAL_REF_TYPE_CALL?'C':'J');
		}
	}
	r_cons_printf ("\nnoreturn: %s", r_str_bool (fcn->is_noreturn));
	r_cons_printf ("\nin-degree: %d", indegree);
	r_cons_printf ("\nout-degree: %d", outdegree);
	r_cons_printf ("\ndata-xrefs:");
	r_list_foreach (xrefs, iter, refi) {
		if (refi->type == R_ANAL_REF_TYPE_DATA) {
			r_cons_printf (" 0x%08"PFMT64x, refi->addr);
		}
	}
	r_list_free (xrefs);

	if (fcn->type == R_ANAL_FCN_TYPE_FCN || fcn->type == R_ANAL_FCN_TYPE_SYM) {
		int args_count = r_anal_var_count_args (fcn);
		int var_count = r_anal_var_count_locals (fcn);

		r_cons_printf ("\nlocals: %d\nargs: %d\n", var_count, args_count);
		r_anal_var_list_show (core->anal, fcn, 'b', 0, NULL);
		r_anal_var_list_show (core->anal, fcn, 's', 0, NULL);
		r_anal_var_list_show (core->anal, fcn, 'r', 0, NULL);
		r_cons_printf ("diff: type: %s",
				fcn->diff->type == R_ANAL_DIFF_TYPE_MATCH?"match":
				fcn->diff->type == R_ANAL_DIFF_TYPE_UNMATCH?"unmatch":"new");
		if (fcn->diff->addr != -1) {
			r_cons_printf ("addr: 0x%"PFMT64x, fcn->diff->addr);
		}
		if (fcn->diff->name) {
			r_cons_printf ("function: %s", fcn->diff->name);
		}
	}
	free (name);

	// traced
	if (core->dbg->trace->enabled) {
		is_fcn_traced (core->dbg->trace, fcn);
	}
	return 0;
}


R_API void r_core_anal_paths(RCore *core, ut64 from, ut64 to, bool followCalls, int followDepth, bool is_json) {
	RAnalBlock *b0 = r_anal_bb_from_offset (core->anal, from);
	RAnalBlock *b1 = r_anal_bb_from_offset (core->anal, to);
	PJ *pj = NULL;
	if (!b0) {
		eprintf ("Cannot find basic block for 0x%08"PFMT64x"\n", from);
		return;
	}
	if (!b1) {
		eprintf ("Cannot find basic block for 0x%08"PFMT64x"\n", to);
		return;
	}
	RCoreAnalPaths rcap = {{0}};
	dict_init (&rcap.visited, 32, free);
	rcap.path = r_list_new ();
	rcap.core = core;
	rcap.from = from;
	rcap.fromBB = b0;
	rcap.to = to;
	rcap.toBB = b1;
	rcap.cur = b0;
	rcap.count = r_config_get_i (core->config, "search.maxhits");;
	rcap.followCalls = followCalls;
	rcap.followDepth = followDepth;

	// Initialize a PJ object for json mode
	if (is_json) {
		pj = r_core_pj_new (core);
		pj_a (pj);
	}

	analPaths (&rcap, pj);

	if (is_json) {
		pj_end (pj);
		r_cons_printf ("%s", pj_string (pj));
	}

	if (pj) {
		pj_free (pj);
	}

	dict_fini (&rcap.visited);
	r_list_free (rcap.path);
}


static int fcn_print_makestyle(RCore *core, RList *fcns, char mode) {
	RListIter *refiter;
	RListIter *fcniter;
	RAnalFunction *fcn;
	RAnalRef *refi;
	RList *refs = NULL;
	PJ *pj = NULL;

	if (mode == 'j') {
		pj = r_core_pj_new (core);
		pj_a (pj);
	}

	// Iterate over all functions
	r_list_foreach (fcns, fcniter, fcn) {
		// Get all refs for a function
		refs = r_core_anal_fcn_get_calls (core, fcn);
		// Uniquify the list by ref->addr
		r_list_uniq_inplace (refs, RAnalRef_val);

		// don't enter for functions with 0 refs
		if (!r_list_empty (refs)) {
			if (pj) { // begin json output of function
				pj_o (pj);
				pj_ks (pj, "name", fcn->name);
				pj_kn (pj, "addr", fcn->addr);
				pj_k (pj, "calls");
				pj_a (pj);
			} else {
				r_cons_printf ("%s", fcn->name);
			}

			if (mode == 'm') {
				r_cons_printf (":\n");
			} else if (mode == 'q') {
				r_cons_printf (" -> ");
			}
			// Iterate over all refs from a function
			r_list_foreach (refs, refiter, refi) {
				RFlagItem *f = r_flag_get_i (core->flags, refi->addr);
				char *dst = r_str_newf ((f? f->name: "0x%08"PFMT64x), refi->addr);
				if (pj) { // Append calee json item
					pj_o (pj);
					pj_ks (pj, "name", dst);
					pj_kn (pj, "addr", refi->addr);
					pj_end (pj); // close referenced item
				} else if (mode == 'q') {
					r_cons_printf ("%s ", dst);
				} else {
					r_cons_printf ("    %s\n", dst);
				}
				free (dst);
			}
			if (pj) {
				pj_end (pj); // close list of calls
				pj_end (pj); // close function item
			} else {
				r_cons_newline();
			}
		}

		r_list_free (refs);
	}

	if (mode == 'j') {
		pj_end (pj); // close json output
		r_cons_printf ("%s\n", pj_string (pj));
	}
	if (pj) {
		pj_free (pj);
	}
	return 0;
}


static char *is_string_at(RCore *core, ut64 addr, int *olen) {
	ut8 rstr[128] = {0};
	int ret = 0, len = 0;
	ut8 *str = calloc (256, 1);
	if (!str) {
		if (olen) {
			*olen = 0;
		}
		return NULL;
	}
	r_io_read_at (core->io, addr, str, 255);

	str[255] = 0;
	if (is_string (str, 256, &len)) {
		if (olen) {
			*olen = len;
		}
		return (char*) str;
	}

	ut64 *cstr = (ut64*)str;
	ut64 lowptr = cstr[0];
	if (lowptr >> 32) { // must be pa mode only
		lowptr &= UT32_MAX;
	}
	// cstring
	if (cstr[0] == 0 && cstr[1] < 0x1000) {
		ut64 ptr = cstr[2];
		if (ptr >> 32) { // must be pa mode only
			ptr &= UT32_MAX;
		}
		if (ptr) {
			r_io_read_at (core->io, ptr, rstr, sizeof (rstr));
			rstr[127] = 0;
			ret = is_string (rstr, 128, &len);
			if (ret) {
				strcpy ((char*) str, (char*) rstr);
				if (olen) {
					*olen = len;
				}
				return (char*) str;
			}
		}
	} else {
		// pstring
		r_io_read_at (core->io, lowptr, rstr, sizeof (rstr));
		rstr[127] = 0;
		ret = is_string (rstr, sizeof (rstr), &len);
		if (ret) {
			strcpy ((char*) str, (char*) rstr);
			if (olen) {
				*olen = len;
			}
			return (char*) str;
		}
	}
	// check if current section have no exec bit
	if (len < 1) {
		ret = 0;
		free (str);
		len = -1;
	} else if (olen) {
		*olen = len;
	}
	// NOTE: coverity says that ret is always 0 here, so str is dead code
	return ret? (char *)str: NULL;
}


static int cmpedges(const void *_a, const void *_b) {
	const RAnalFunction *a = _a, *b = _b;
	int as, bs;
	r_anal_function_count_edges (a, &as);
	r_anal_function_count_edges (b, &bs);
	return (as > bs)? 1: (as < bs)? -1: 0;
}


static char *core_anal_graph_label(RCore *core, RAnalBlock *bb, int opts) {
	int is_html = r_cons_context ()->is_html;
	int is_json = opts & R_CORE_ANAL_JSON;
	char cmd[1024], file[1024], *cmdstr = NULL, *filestr = NULL, *str = NULL;
	int line = 0, oline = 0, idx = 0;
	ut64 at;

	if (opts & R_CORE_ANAL_GRAPHLINES) {
		for (at = bb->addr; at < bb->addr + bb->size; at += 2) {
			r_bin_addr2line (core->bin, at, file, sizeof (file) - 1, &line);
			if (line != 0 && line != oline && strcmp (file, "??")) {
				filestr = r_file_slurp_line (file, line, 0);
				if (filestr) {
					int flen = strlen (filestr);
					cmdstr = realloc (cmdstr, idx + flen + 8);
					memcpy (cmdstr + idx, filestr, flen);
					idx += flen;
					if (is_json) {
						strcpy (cmdstr + idx, "\\n");
						idx += 2;
					} else if (is_html) {
						strcpy (cmdstr + idx, "<br />");
						idx += 6;
					} else {
						strcpy (cmdstr + idx, "\\l");
						idx += 2;
					}
					free (filestr);
				}
			}
			oline = line;
		}
	} else if (opts & R_CORE_ANAL_STAR) {
		snprintf (cmd, sizeof (cmd), "pdb %"PFMT64u" @ 0x%08" PFMT64x, bb->size, bb->addr);
		str = r_core_cmd_str (core, cmd);
	} else if (opts & R_CORE_ANAL_GRAPHBODY) {
		const bool scrColor = r_config_get (core->config, "scr.color");
		const bool scrUtf8 = r_config_get (core->config, "scr.utf8");
		r_config_set_i (core->config, "scr.color", COLOR_MODE_DISABLED);
		r_config_set (core->config, "scr.utf8", "false");
		snprintf (cmd, sizeof (cmd), "pD %"PFMT64u" @ 0x%08" PFMT64x, bb->size, bb->addr);
		cmdstr = r_core_cmd_str (core, cmd);
		r_config_set_i (core->config, "scr.color", scrColor);
		r_config_set_i (core->config, "scr.utf8", scrUtf8);
	}
	if (cmdstr) {
		str = r_str_escape_dot (cmdstr);
		free (cmdstr);
	}
	return str;
}


static void analPaths(RCoreAnalPaths *p, PJ *pj) {
	RAnalBlock *cur = p->cur;
	if (!cur) {
		// eprintf ("eof\n");
		return;
	}
	/* handle ^C */
	if (r_cons_is_breaked ()) {
		return;
	}
	dict_set (&p->visited, cur->addr, 1, NULL);
	r_list_append (p->path, cur);
	if (p->followDepth && --p->followDepth == 0) {
		return;
	}
	if (p->toBB && cur->addr == p->toBB->addr) {
		if (!printAnalPaths (p, pj)) {
			return;
		}
	} else {
		RAnalBlock *c = cur;
		ut64 j = cur->jump;
		ut64 f = cur->fail;
		analPathFollow (p, j, pj);
		cur = c;
		analPathFollow (p, f, pj);
		if (p->followCalls) {
			int i;
			for (i = 0; i < cur->op_pos_size; i++) {
				ut64 addr = cur->addr + cur->op_pos[i];
				RAnalOp *op = r_core_anal_op (p->core, addr, R_ANAL_OP_MASK_BASIC);
				if (op && op->type == R_ANAL_OP_TYPE_CALL) {
					analPathFollow (p, op->jump, pj);
				}
				cur = c;
				r_anal_op_free (op);
			}
		}
	}
	p->cur = r_list_pop (p->path);
	dict_del (&p->visited, cur->addr);
	if (p->followDepth) {
		p->followDepth++;
	}
}


static char *palColorFor(const char *k) {
	if (!r_cons_singleton ()) {
		return NULL;
	}
	RColor rcolor = r_cons_pal_get (k);
	return r_cons_rgb_tostring (rcolor.r, rcolor.g, rcolor.b);
}


static bool opiscall(RCore *core, RAnalOp *aop, ut64 addr, const ut8* buf, int len, int arch) {
	switch (arch) {
	case R2_ARCH_ARM64:
		aop->size = 4;
		//addr should be aligned by 4 in aarch64
		if (addr % 4) {
			char diff = addr % 4;
			addr = addr - diff;
			buf = buf - diff;
		}
		//if is not bl do not analyze
		if (buf[3] == 0x94) {
			if (r_anal_op (core->anal, aop, addr, buf, len, R_ANAL_OP_MASK_BASIC)) {
				return true;
			}
		}
		break;
	default:
		aop->size = 1;
		if (r_anal_op (core->anal, aop, addr, buf, len, R_ANAL_OP_MASK_BASIC)) {
			switch (aop->type & R_ANAL_OP_TYPE_MASK) {
			case R_ANAL_OP_TYPE_CALL:
			case R_ANAL_OP_TYPE_CCALL:
				return true;
			}
		}
		break;
	}
	return false;
}


void hint_node_free(RBNode *node, void *user) {
	free (container_of (node, HintNode, rb));
}


static int is_string(const ut8 *buf, int size, int *len) {
	int i, fakeLen = 0;
	if (size < 1) {
		return 0;
	}
	if (!len) {
		len = &fakeLen;
	}
	if (size > 3 && buf[0] && !buf[1] && buf[2] && !buf[3]) {
		*len = 1; // XXX: TODO: Measure wide string length
		return 2; // is wide
	}
	for (i = 0; i < size; i++) {
		if (!buf[i] && i > MINLEN) {
			*len = i;
			return 1;
		}
		if (buf[i] == 10 || buf[i] == 13 || buf[i] == 9) {
			continue;
		}
		if (buf[i] < 32 || buf[i] > 127) {
			// not ascii text
			return 0;
		}
		if (!IS_PRINTABLE (buf[i])) {
			*len = i;
			return 0;
		}
	}
	*len = i;
	return 1;
}


static void loganal(ut64 from, ut64 to, int depth) {
	r_cons_clear_line (1);
	eprintf ("0x%08"PFMT64x" > 0x%08"PFMT64x" %d\r", from, to, depth);
}


R_API void r_core_anal_stats_free(RCoreAnalStats *s) {
	if (s) {
		free (s->block);
	}
	free (s);
}


R_API int r_core_print_bb_custom(RCore *core, RAnalFunction *fcn) {
	RAnalBlock *bb;
	RListIter *iter;
	if (!fcn) {
		return false;
	}

	RConfigHold *hc = r_config_hold_new (core->config);
	r_config_hold (hc, "scr.color", "scr.utf8", "asm.marks", "asm.offset", "asm.lines",
	  "asm.cmt.right", "asm.cmt.col", "asm.lines.fcn", "asm.bytes", NULL);
	/*r_config_set_i (core->config, "scr.color", 0);*/
	r_config_set_i (core->config, "scr.utf8", 0);
	r_config_set_i (core->config, "asm.marks", 0);
	r_config_set_i (core->config, "asm.offset", 0);
	r_config_set_i (core->config, "asm.lines", 0);
	r_config_set_i (core->config, "asm.cmt.right", 0);
	r_config_set_i (core->config, "asm.cmt.col", 0);
	r_config_set_i (core->config, "asm.lines.fcn", 0);
	r_config_set_i (core->config, "asm.bytes", 0);

	r_list_foreach (fcn->bbs, iter, bb) {
		if (bb->addr == UT64_MAX) {
			continue;
		}
		char *title = get_title (bb->addr);
		char *body = r_core_cmd_strf (core, "pdb @ 0x%08"PFMT64x, bb->addr);
		char *body_b64 = r_base64_encode_dyn (body, -1);
		if (!title || !body || !body_b64) {
			free (body_b64);
			free (body);
			free (title);
			r_config_hold_restore (hc);
			r_config_hold_free (hc);
			return false;
		}
		body_b64 = r_str_prepend (body_b64, "base64:");
		r_cons_printf ("agn %s %s\n", title, body_b64);
		free (body);
		free (body_b64);
		free (title);
	}

	r_config_hold_restore (hc);
	r_config_hold_free (hc);

	r_list_foreach (fcn->bbs, iter, bb) {
		if (bb->addr == UT64_MAX) {
			continue;
		}
		char *u = get_title (bb->addr), *v = NULL;
		if (bb->jump != UT64_MAX) {
			v = get_title (bb->jump);
			r_cons_printf ("age %s %s\n", u, v);
			free (v);
		}
		if (bb->fail != UT64_MAX) {
			v = get_title (bb->fail);
			r_cons_printf ("age %s %s\n", u, v);
			free (v);
		}
		if (bb->switch_op) {
			RListIter *it;
			RAnalCaseOp *cop;
			r_list_foreach (bb->switch_op->cases, it, cop) {
				v = get_title (cop->addr);
				r_cons_printf ("age %s %s\n", u, v);
				free (v);
			}
		}
		free (u);
	}
	return true;
}


static bool esilbreak_mem_write(RAnalEsil *esil, ut64 addr, const ut8 *buf, int len) {
	handle_var_stack_access (esil, addr, R_ANAL_VAR_ACCESS_TYPE_WRITE, len);
	return true;
}


R_API RAnalOp* r_core_anal_op(RCore *core, ut64 addr, int mask) {
	int len;
	ut8 buf[32];
	ut8 *ptr;

	r_return_val_if_fail (core, NULL);
	if (addr == UT64_MAX) {
		return NULL;
	}
	RAnalOp *op = R_NEW0 (RAnalOp);
	if (!op) {
		return NULL;
	}
	int delta = (addr - core->offset);
	int minopsz = 8;
	if (delta > 0 && delta + minopsz < core->blocksize && addr >= core->offset && addr + 16 < core->offset + core->blocksize) {
		ptr = core->block + delta;
		len = core->blocksize - delta;
		if (len < 1) {
			goto err_op;
		}
	} else {
		if (!r_io_read_at (core->io, addr, buf, sizeof (buf))) {
			goto err_op;
		}
		ptr = buf;
		len = sizeof (buf);
	}
	if (r_anal_op (core->anal, op, addr, ptr, len, mask) < 1) {
		goto err_op;
	}
	// TODO This code block must be deleted when all the anal plugs support disasm
	if (!op->mnemonic && mask & R_ANAL_OP_MASK_DISASM) {
		RAsmOp asmop;
		if (core->anal->verbose) {
			eprintf ("Warning: Implement RAnalOp.MASK_DISASM for current anal.arch. Using the sluggish RAsmOp fallback for now.\n");
		}
		r_asm_set_pc (core->rasm, addr);
		r_asm_op_init (&asmop);
		if (r_asm_disassemble (core->rasm, &asmop, ptr, len) > 0) {
			op->mnemonic = strdup (r_strbuf_get (&asmop.buf_asm));
		}
		r_asm_op_fini (&asmop);
	}
	return op;
err_op:
	free (op);
	return NULL;
}


bool print_bits_hint_cb(ut64 addr, int bits, void *user) {
	HintNode *node = R_NEW0 (HintNode);
	if (!node) {
		return false;
	}
	node->addr = addr;
	node->type = HINT_NODE_BITS;
	node->bits = bits;
	r_rbtree_insert (user, &addr, &node->rb, hint_node_cmp, NULL);
	return true;
}


R_API RList* r_core_anal_graph_to(RCore *core, ut64 addr, int n) {
	int depth = r_config_get_i (core->config, "anal.graph_depth");
	RList *path, *paths = r_list_new ();
	HtUP *avoid = ht_up_new0 ();
	while (n) {
		path = anal_graph_to (core, addr, depth, avoid);
		if (path) {
			r_list_append (paths, path);
			if (r_list_length (path) >= 2) {
				RAnalBlock *last = r_list_get_n (path, r_list_length (path) - 2);
				ht_up_update (avoid, last->addr, last);
				n--;
				continue;
			}
		}
		// no more path found
		break;
	}
	ht_up_free (avoid);
	return paths;
}


static const char *reg_name_for_access(RAnalOp* op, RAnalVarAccessType type) {
	if (type == R_ANAL_VAR_ACCESS_TYPE_WRITE) {
		if (op->dst && op->dst->reg) {
			return op->dst->reg->name;
		}
	} else {
		if (op->src[0] && op->src[0]->reg) {
			return op->src[0]->reg->name;
		}
	}
	return NULL;
}


static void getpcfromstack(RCore *core, RAnalEsil *esil) {
	ut64 cur;
	ut64 addr;
	ut64 size;
	int idx;
	RAnalEsil esil_cpy;
	RAnalOp op = R_EMPTY;
	RAnalFunction *fcn = NULL;
	ut8 *buf = NULL;
	char *tmp_esil_str = NULL;
	int tmp_esil_str_len;
	const char *esilstr;
	const int maxaddrlen = 20;
	const char *spname = NULL;
	if (!esil) {
		return;
	}

	memcpy (&esil_cpy, esil, sizeof (esil_cpy));
	addr = cur = esil_cpy.cur;
	fcn = r_anal_get_fcn_in (core->anal, addr, 0);
	if (!fcn) {
		return;
	}

	size = r_anal_function_linear_size (fcn);
	if (size <= 0) {
		return;
	}

	buf = malloc (size + 2);
	if (!buf) {
		perror ("malloc");
		return;
	}

	r_io_read_at (core->io, addr, buf, size + 1);

	// TODO Hardcoding for 2 instructions (mov e_p,[esp];ret). More work needed
	idx = 0;
	if (r_anal_op (core->anal, &op, cur, buf + idx, size - idx, R_ANAL_OP_MASK_ESIL) <= 0 ||
			op.size <= 0 ||
			(op.type != R_ANAL_OP_TYPE_MOV && op.type != R_ANAL_OP_TYPE_CMOV)) {
		goto err_anal_op;
	}

	r_asm_set_pc (core->rasm, cur);
	esilstr = R_STRBUF_SAFEGET (&op.esil);
	if (!esilstr) {
		goto err_anal_op;
	}
	// Ugly code
	// This is a hack, since ESIL doesn't always preserve values pushed on the stack. That probably needs to be rectified
	spname = r_reg_get_name (core->anal->reg, R_REG_NAME_SP);
	if (!spname || !*spname) {
		goto err_anal_op;
	}
	tmp_esil_str_len = strlen (esilstr) + strlen (spname) + maxaddrlen;
	tmp_esil_str = (char*) malloc (tmp_esil_str_len);
	if (!tmp_esil_str) {
		goto err_anal_op;
	}
	tmp_esil_str[tmp_esil_str_len - 1] = '\0';
	snprintf (tmp_esil_str, tmp_esil_str_len - 1, "%s,[", spname);
	if (!*esilstr || (strncmp ( esilstr, tmp_esil_str, strlen (tmp_esil_str)))) {
		free (tmp_esil_str);
		goto err_anal_op;
	}

	snprintf (tmp_esil_str, tmp_esil_str_len - 1, "%20" PFMT64u "%s", esil_cpy.old, &esilstr[strlen (spname) + 4]);
	r_str_trim (tmp_esil_str);
	idx += op.size;
	r_anal_esil_set_pc (&esil_cpy, cur);
	r_anal_esil_parse (&esil_cpy, tmp_esil_str);
	r_anal_esil_stack_free (&esil_cpy);
	free (tmp_esil_str);

	cur = addr + idx;
	r_anal_op_fini (&op);
	if (r_anal_op (core->anal, &op, cur, buf + idx, size - idx, R_ANAL_OP_MASK_ESIL) <= 0 ||
			op.size <= 0 ||
			(op.type != R_ANAL_OP_TYPE_RET && op.type != R_ANAL_OP_TYPE_CRET)) {
		goto err_anal_op;
	}
	r_asm_set_pc (core->rasm, cur);

	esilstr = R_STRBUF_SAFEGET (&op.esil);
	r_anal_esil_set_pc (&esil_cpy, cur);
	if (!esilstr || !*esilstr) {
		goto err_anal_op;
	}
	r_anal_esil_parse (&esil_cpy, esilstr);
	r_anal_esil_stack_free (&esil_cpy);

	memcpy (esil, &esil_cpy, sizeof (esil_cpy));

 err_anal_op:
	r_anal_op_fini (&op);
	free (buf);
}


static int fcn_list_default(RCore *core, RList *fcns, bool quiet) {
	RListIter *iter;
	RAnalFunction *fcn;
	r_list_foreach (fcns, iter, fcn) {
		__fcn_print_default (core, fcn, quiet);
		if (quiet) {
			r_cons_newline ();
		}
	}
	return 0;
}