static bool getExceptionLocation(PDReader* reader, uint64_t* address, CPUState* cpuState) { uint32_t event; bool foundException = false; while ((event = PDRead_getEvent(reader)) != 0) { switch (event) { case PDEventType_setRegisters: { if (cpuState) updateRegisters(cpuState, reader); break; } case PDEventType_setExceptionLocation: { assert_true(PDRead_findU64(reader, address, "address", 0) & PDReadStatus_ok); foundException = true; break; } } } return foundException; }
void test_c64_vice_get_disassembly(void**) { static Assembly assembly[] = { { 0x080e, "A9 22 LDA #$22" }, { 0x0810, "A2 32 LDX #$32" }, { 0x0812, "C8 INY" }, { 0x0813, "EE 20 D0 INC $D020" }, { 0x0816, "EE 21 D0 INC $D021" }, { 0x0819, "4C 0E 08 JMP $080E" }, { 0, 0 }, }; PDWriter* writer = s_session->currentWriter; PDWrite_eventBegin(writer, PDEventType_getDisassembly); PDWrite_u64(writer, "address_start", 0x80e); PDWrite_u32(writer, "instruction_count", (uint32_t)4); PDWrite_eventEnd(writer); PDBinaryWriter_finalize(writer); Session_update(s_session); PDReader* reader = s_session->reader; PDBinaryReader_initStream(reader, PDBinaryWriter_getData(s_session->currentWriter), PDBinaryWriter_getSize(s_session->currentWriter)); uint32_t event; while ((event = PDRead_getEvent(reader)) != 0) { if (event != PDEventType_setDisassembly) continue; PDReaderIterator it; assert_false(PDRead_findArray(reader, &it, "disassembly", 0) == PDReadStatus_notFound); int i = 0; while (PDRead_getNextEntry(reader, &it)) { uint64_t address; const char* text; PDRead_findU64(reader, &address, "address", it); PDRead_findString(reader, &text, "line", it); assert_non_null(assembly[i].text); assert_int_equal((int)assembly[i].address, (int)address); assert_string_equal(assembly[i].text, text); i++; } return; } }
static int update(void* userData, PDUI* uiFuncs, PDReader* inEvents, PDWriter* writer) { uint32_t event; DissassemblyData* data = (DissassemblyData*)userData; data->requestDisassembly = false; while ((event = PDRead_getEvent(inEvents)) != 0) { switch (event) { case PDEventType_setDisassembly: { setDisassemblyCode(data, inEvents); break; } case PDEventType_setExceptionLocation: { uint64_t location = 0; PDRead_findU64(inEvents, &location, "address", 0); if (location != data->location) { data->location = location; data->requestDisassembly = true; } PDRead_findU8(inEvents, &data->locationSize, "address_size", 0); break; } case PDEventType_setRegisters: { updateRegisters(data, inEvents); break; } } } renderUI(data, uiFuncs); if (data->requestDisassembly) { int pc = (int)(data->pc) & ~(BlockSize - 1); PDWrite_eventBegin(writer, PDEventType_getDisassembly); PDWrite_u64(writer, "address_start", (uint64_t)pc); PDWrite_u32(writer, "instruction_count", (uint32_t)BlockSize / 3); PDWrite_eventEnd(writer); } return 0; }
static void getDisassembly(PluginData* data, PDReader* reader) { uint64_t addressStart = 0; uint32_t instructionCount = 0; PDRead_findU64(reader, &addressStart, "address_start", 0); PDRead_findU32(reader, &instructionCount, "instruction_count", 0); // assume that one instruction is 3 bytes which is high but that gives us more data back than we need which is // better than too little sendCommand(data, "disass $%04x $%04x\n", (uint16_t)addressStart, (uint16_t)(addressStart + instructionCount * 3)); }
static void getMemory(PluginData* data, PDReader* reader, PDWriter* writer) { uint64_t address; uint64_t size; size_t readSize = 0; PDRead_findU64(reader, &address, "address_start", 0); PDRead_findU64(reader, &size, "size", 0); // so this is a bit of a hack. If we request memory d000 we switch to io and then back // this isn't really correct but will do for now if (address == 0xdd00) sendCommand(data, "bank io\n"); uint8_t* memory = getMemoryInternal(data, data->tempFileFull, &readSize, (uint16_t)(address), (uint16_t)(address + size)); if (address == 0xdd00) sendCommand(data, "bank ram\n"); if (memory) { // Lets do this! // + 2 is because VICE writes address at the start of the block and at the end // printf("c64_vice: sending memory\n"); PDWrite_eventBegin(writer, PDEventType_setMemory); PDWrite_u64(writer, "address", address); PDWrite_data(writer, "data", memory + 2, (uint32_t)(readSize - 3)); PDWrite_eventEnd(writer); // writer takes a copy free(memory); } }
static void setDisassemblyCode(DissassemblyData* data, PDReader* reader) { PDReaderIterator it; if (PDRead_findArray(reader, &it, "disassembly", 0) == PDReadStatus_notFound) return; while (PDRead_getNextEntry(reader, &it)) { uint64_t address; const char* text; PDRead_findU64(reader, &address, "address", it); PDRead_findString(reader, &text, "line", it); insertLine(data, address, text); } }
static void updateRegisters(DissassemblyData* data, PDReader* reader) { PDReaderIterator it; if (PDRead_findArray(reader, &it, "registers", 0) == PDReadStatus_notFound) return; while (PDRead_getNextEntry(reader, &it)) { const char* name = ""; PDRead_findString(reader, &name, "name", it); if (!strcmp(name, "pc")) { PDRead_findU64(reader, &data->pc, "register", it); } } }
static void setBreakpoint(PluginData* data, PDReader* reader, PDWriter* writer) { uint64_t address = 0; int32_t id = -1; const char* condition = 0; (void)writer; PDRead_findS32(reader, &id, "id", 0); PDRead_findU64(reader, &address, "address", 0); PDRead_findString(reader, &condition, "condition", 0); if (id != -1) delBreakpointById(data, id); if (condition) sendCommand(data, "break $%04x if %s\n", (uint16_t)address, condition); else sendCommand(data, "break $%04x\n", (uint16_t)address); }
static void selectThread(LLDBPlugin* plugin, PDReader* reader, PDWriter* writer) { uint64_t threadId; PDRead_findU64(reader, &threadId, "thread_id", 0); printf("trying te set thread %llu\n", threadId); if (plugin->selectedThreadId == threadId) return; printf("selecting thread %llu\n", threadId); plugin->selectedThreadId = threadId; setCallstack(plugin, writer); PDWrite_eventBegin(writer, PDEventType_selectFrame); PDWrite_u32(writer, "frame", getThreadFrame(plugin, threadId)); PDWrite_eventEnd(writer); }
static int update(void* userData, PDUI* uiFuncs, PDReader* inEvents, PDWriter* writer) { uint32_t event; DissassemblyData* data = (DissassemblyData*)userData; while ((event = PDRead_getEvent(inEvents)) != 0) { switch (event) { case PDEventType_setDisassembly: { setDisassemblyCode(data, inEvents); break; } case PDEventType_setExceptionLocation: { PDRead_findU64(inEvents, &data->location, "address", 0); PDRead_findU8(inEvents, &data->locationSize, "address_size", 0); break; } case PDEventType_setRegisters: updateRegisters(data, inEvents); break; } } renderUI(data, uiFuncs); // Temporary req PDWrite_eventBegin(writer, PDEventType_getDisassembly); PDWrite_u64(writer, "address_start", 0); PDWrite_u32(writer, "instruction_count", (uint32_t)10); PDWrite_eventEnd(writer); return 0; }
bool getMemory(void* dest, int* len, uint16_t inAddress, int readLength) { PDWriter* writer = s_session->currentWriter; PDWrite_eventBegin(writer, PDEventType_getMemory); PDWrite_u64(writer, "address_start", inAddress); PDWrite_u64(writer, "size", (uint32_t)readLength); PDWrite_eventEnd(writer); PDBinaryWriter_finalize(writer); Session_update(s_session); PDReader* reader = s_session->reader; PDBinaryReader_initStream(reader, PDBinaryWriter_getData(s_session->currentWriter), PDBinaryWriter_getSize(s_session->currentWriter)); uint32_t event; while ((event = PDRead_getEvent(reader)) != 0) { uint8_t* data; uint64_t dataSize; uint64_t address; if (event != PDEventType_setMemory) continue; assert_true(PDRead_findU64(reader, &address, "address", 0) & PDReadStatus_ok); assert_true((PDRead_findData(reader, (void**)&data, &dataSize, "data", 0) & PDReadStatus_typeMask) == PDReadType_data); memcpy(dest, data, dataSize); *len = (int)dataSize; return true; } return false; }
static int update(void* userData, PDUI* uiFuncs, PDReader* inEvents, PDWriter* writer) { uint32_t event; (void)uiFuncs; (void)writer; BreakpointsData* data = (BreakpointsData*)userData; while ((event = PDRead_getEvent(inEvents)) != 0) { switch (event) { case PDEventType_setBreakpoint: { toogleBreakpointFileLine(data, inEvents); break; } case PDEventType_replyBreakpoint: { uint64_t address = 0; uint32_t id = (uint32_t) ~0; PDRead_findU64(inEvents, &address, "address", 0); PDRead_findU32(inEvents, &id, "id", 0); for (Breakpoint* bp : data->breakpoints) { if ((uint64_t)strtol(bp->location.address, 0, 16) == address) { bp->pendingCount = 0; // breakpoint accepted printf("bp view: updated breakpoint with id %d (was %d)\n", id, bp->id); bp->id = (int)id; break; } } break; } } } uiFuncs->text(""); if (uiFuncs->button("Add Breakpoint", { 0.0f, 0.0f } )) { Breakpoint* bp = createBreakpoint(data); data->breakpoints.push_back(bp); } uiFuncs->columns(4, "", true); //uiFuncs->text(""); uiFuncs->nextColumn(); uiFuncs->text("Name/Address"); uiFuncs->nextColumn(); uiFuncs->text("Label"); uiFuncs->nextColumn(); uiFuncs->text("Condition"); uiFuncs->nextColumn(); uiFuncs->text(""); uiFuncs->nextColumn(); for (auto& i : data->breakpoints) { Breakpoint* bp = i; bool needUpdate = false; uiFuncs->pushIdPtr(bp); //if (uiFuncs->checkbox("Enabled", &bp->enabled)) // needUpdate = true; if (bp->location.filename) { uiFuncs->inputText("##filename", bp->location.filename, (int)data->maxPath, 0, 0, 0); } else { if (uiFuncs->inputText("##address", bp->location.address, (int)data->maxPath, PDUIInputTextFlags_CharsHexadecimal | PDUIInputTextFlags_EnterReturnsTrue, 0, 0)) needUpdate = true; } uiFuncs->nextColumn(); uiFuncs->text(""); uiFuncs->nextColumn(); uiFuncs->text(""); // no condition for now //if (uiFuncs->inputText("##condition", bp->condition, (int)data->maxPath, PDInputTextFlags_EnterReturnsTrue, 0, 0)) // needUpdate = true; uiFuncs->nextColumn(); if (needUpdate) { // TODO: Add support for file/line PDWrite_eventBegin(writer, PDEventType_setBreakpoint); PDWrite_u64(writer, "address", (uint64_t)strtol(bp->location.address, 0, 16)); //if (bp->condition[0] != 0) // PDWrite_string(writer, "condition", bp->condition); if (bp->id != -1) PDWrite_u32(writer, "id", (uint32_t)bp->id); PDWrite_eventEnd(writer); printf("Sending breakpint\n"); } if (uiFuncs->button("Delete", {0.0f, 0.0f})) { PDWrite_eventBegin(writer, PDEventType_deleteBreakpoint); PDWrite_u32(writer, "id", (uint32_t)bp->id); PDWrite_eventEnd(writer); bp->markDelete = true; } uiFuncs->nextColumn(); uiFuncs->popId(); } // Delete breakpoints that have been marked delete for (auto i = data->breakpoints.begin(); i != data->breakpoints.end(); ++i) { Breakpoint* bp = *i; if (bp->pendingCount > 1) bp->pendingCount++; if (bp->markDelete || bp->pendingCount >= 10) i = data->breakpoints.erase(i); } return 0; }