59b38e6efa
Adds /*<type>*/ comments and a linter check from rz-bindgen to enforce their existence and consistency Also includes the following fixes made when adding the annotations: * removed unused intern_table arguments in pyc_dis.c, pyc_dis.h, asm_pyc.c * removed unused classes argument from place_nodes in agraph.c * removed unused recurse and recurse_bb functions in canalysis.c * removed unused vars field from RzPrint struct * removed unused RzAnalysisType* structs from rz_analysis.h * removed unused list field from RzEgg struct * fixed bug in bp_plugin.c where duplication-checking logic iterates over the wrong list * removed unused q_regs field from RzDebug struct * removed unused backtrace field from RzDebugPlugin struct * removed unused classes_list field from RzBinNXOObj struct * removed unused methods_list and classes_list fields from RzBinZimgObj struct
64 lines
1.5 KiB
C
64 lines
1.5 KiB
C
// SPDX-FileCopyrightText: 2022 GustavoLCR <gugulcr@gmail.com>
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// SPDX-License-Identifier: LGPL-3.0-only
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#include <rz_debug.h>
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static ut64 read_ptr(RzDebug *dbg, ut64 at) {
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ut8 buf[8];
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if (!dbg->iob.read_at(dbg->iob.io, at, buf, dbg->bits)) {
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return UT64_MAX;
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}
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return rz_read_ble(buf, dbg->analysis->big_endian, dbg->bits * 8);
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}
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static RzList /*<RzDebugFrame *>*/ *backtrace_generic(RZ_BORROW RZ_NONNULL RzDebug *dbg) {
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rz_return_val_if_fail(dbg, NULL);
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const size_t pointer_size = dbg->bits;
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RzList *ret = rz_list_newf(free);
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if (!ret) {
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return NULL;
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}
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ut64 lr = rz_reg_getv_by_role_or_name(dbg->reg, "LR");
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ut64 sp = rz_reg_getv_by_role_or_name(dbg->reg, "SP");
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ut64 bp = rz_reg_getv_by_role_or_name(dbg->reg, "BP");
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ut64 pc = rz_reg_getv_by_role_or_name(dbg->reg, "PC");
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RzDebugFrame *frame = RZ_NEW0(RzDebugFrame);
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if (!frame) {
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return ret;
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}
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frame->addr = pc;
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frame->bp = bp;
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frame->sp = sp;
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frame->size = bp - sp;
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sp = bp;
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bp = read_ptr(dbg, sp);
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sp += pointer_size;
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if (!lr || lr == UT64_MAX) {
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pc = read_ptr(dbg, sp);
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sp += pointer_size;
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} else {
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pc = lr;
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}
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rz_list_push(ret, frame);
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do {
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frame = RZ_NEW0(RzDebugFrame);
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if (!frame) {
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return ret;
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}
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frame->bp = bp;
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frame->sp = sp;
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frame->size = bp ? bp - sp : 0;
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frame->addr = pc;
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sp = bp;
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if (sp) {
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bp = read_ptr(dbg, sp);
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sp += pointer_size;
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pc = read_ptr(dbg, sp);
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sp += pointer_size;
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}
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rz_list_push(ret, frame);
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} while (sp && pc && pc != UT64_MAX);
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return ret;
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}
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