Library::Error Library::load(const tinyxml2::XMLDocument &doc) { const tinyxml2::XMLElement * const rootnode = doc.FirstChildElement(); if (rootnode == nullptr) return Error(BAD_XML); if (strcmp(rootnode->Name(),"def") != 0) return Error(BAD_ELEMENT, rootnode->Name()); for (const tinyxml2::XMLElement *node = rootnode->FirstChildElement(); node; node = node->NextSiblingElement()) { std::string nodename = node->Name(); if (nodename == "memory" || nodename == "resource") { // get allocationId to use.. int allocationId = 0; for (const tinyxml2::XMLElement *memorynode = node->FirstChildElement(); memorynode; memorynode = memorynode->NextSiblingElement()) { if (strcmp(memorynode->Name(),"dealloc")==0) { const std::map<std::string,int>::const_iterator it = _dealloc.find(memorynode->GetText()); if (it != _dealloc.end()) { allocationId = it->second; break; } } } if (allocationId == 0) { if (strcmp(node->Name(), "memory")==0) while (!ismemory(++allocid)); else while (!isresource(++allocid)); allocationId = allocid; } // add alloc/dealloc/use functions.. for (const tinyxml2::XMLElement *memorynode = node->FirstChildElement(); memorynode; memorynode = memorynode->NextSiblingElement()) { if (strcmp(memorynode->Name(),"alloc")==0) { _alloc[memorynode->GetText()] = allocationId; const char *init = memorynode->Attribute("init"); if (init && strcmp(init,"false")==0) { returnuninitdata.insert(memorynode->GetText()); } } else if (strcmp(memorynode->Name(),"dealloc")==0) _dealloc[memorynode->GetText()] = allocationId; else if (strcmp(memorynode->Name(),"use")==0) use.insert(memorynode->GetText()); else return Error(BAD_ELEMENT, memorynode->Name()); } } else if (nodename == "define") { const char *name = node->Attribute("name"); if (name == nullptr) return Error(MISSING_ATTRIBUTE, "name"); const char *value = node->Attribute("value"); if (value == nullptr) return Error(MISSING_ATTRIBUTE, "value"); defines.push_back(std::string("#define ") + name + " " + value + "\n"); } else if (nodename == "function") { const char *name_char = node->Attribute("name"); if (name_char == nullptr) return Error(MISSING_ATTRIBUTE, "name"); std::string name = name_char; for (const tinyxml2::XMLElement *functionnode = node->FirstChildElement(); functionnode; functionnode = functionnode->NextSiblingElement()) { std::string functionnodename = functionnode->Name(); if (functionnodename == "noreturn") _noreturn[name] = (strcmp(functionnode->GetText(), "true") == 0); else if (functionnodename == "pure") functionpure.insert(name); else if (functionnodename == "const") { functionconst.insert(name); functionpure.insert(name); // a constant function is pure } else if (functionnodename == "leak-ignore") leakignore.insert(name); else if (functionnodename == "arg" && functionnode->Attribute("nr") != nullptr) { const bool bAnyArg = strcmp(functionnode->Attribute("nr"),"any")==0; const int nr = (bAnyArg) ? -1 : atoi(functionnode->Attribute("nr")); bool notbool = false; bool notnull = false; bool notuninit = false; bool formatstr = false; bool strz = false; std::string& valid = argumentChecks[name][nr].valid; std::list<ArgumentChecks::MinSize>& minsizes = argumentChecks[name][nr].minsizes; for (const tinyxml2::XMLElement *argnode = functionnode->FirstChildElement(); argnode; argnode = argnode->NextSiblingElement()) { std::string argnodename = argnode->Name(); if (argnodename == "not-bool") notbool = true; else if (argnodename == "not-null") notnull = true; else if (argnodename == "not-uninit") notuninit = true; else if (argnodename == "formatstr") formatstr = true; else if (argnodename == "strz") strz = true; else if (argnodename == "valid") { // Validate the validation expression const char *p = argnode->GetText(); bool error = false; bool range = false; for (; *p; p++) { if (std::isdigit(*p)) error |= (*(p+1) == '-'); else if (*p == ':') error |= range; else if (*p == '-') error |= (!std::isdigit(*(p+1))); else if (*p == ',') range = false; else error = true; range |= (*p == ':'); } if (error) return Error(BAD_ATTRIBUTE_VALUE, argnode->GetText()); // Set validation expression valid = argnode->GetText(); } else if (argnodename == "minsize") { const char *typeattr = argnode->Attribute("type"); if (!typeattr) return Error(MISSING_ATTRIBUTE, "type"); ArgumentChecks::MinSize::Type type; if (strcmp(typeattr,"strlen")==0) type = ArgumentChecks::MinSize::STRLEN; else if (strcmp(typeattr,"argvalue")==0) type = ArgumentChecks::MinSize::ARGVALUE; else if (strcmp(typeattr,"sizeof")==0) type = ArgumentChecks::MinSize::SIZEOF; else if (strcmp(typeattr,"mul")==0) type = ArgumentChecks::MinSize::MUL; else return Error(BAD_ATTRIBUTE_VALUE, typeattr); const char *argattr = argnode->Attribute("arg"); if (!argattr) return Error(MISSING_ATTRIBUTE, "arg"); if (strlen(argattr) != 1 || argattr[0]<'0' || argattr[0]>'9') return Error(BAD_ATTRIBUTE_VALUE, argattr); minsizes.push_back(ArgumentChecks::MinSize(type,argattr[0]-'0')); if (type == ArgumentChecks::MinSize::MUL) { const char *arg2attr = argnode->Attribute("arg2"); if (!arg2attr) return Error(MISSING_ATTRIBUTE, "arg2"); if (strlen(arg2attr) != 1 || arg2attr[0]<'0' || arg2attr[0]>'9') return Error(BAD_ATTRIBUTE_VALUE, arg2attr); minsizes.back().arg2 = arg2attr[0] - '0'; } } else return Error(BAD_ATTRIBUTE, argnode->Name()); } argumentChecks[name][nr].notbool = notbool; argumentChecks[name][nr].notnull = notnull; argumentChecks[name][nr].notuninit = notuninit; argumentChecks[name][nr].formatstr = formatstr; argumentChecks[name][nr].strz = strz; } else if (functionnodename == "ignorefunction") { _ignorefunction.insert(name); } else if (functionnodename == "formatstr") { const tinyxml2::XMLAttribute* scan = functionnode->FindAttribute("scan"); const tinyxml2::XMLAttribute* secure = functionnode->FindAttribute("secure"); _formatstr[name] = std::make_pair(scan && scan->BoolValue(), secure && secure->BoolValue()); } else return Error(BAD_ELEMENT, functionnode->Name()); } } else if (nodename == "reflection") { for (const tinyxml2::XMLElement *reflectionnode = node->FirstChildElement(); reflectionnode; reflectionnode = reflectionnode->NextSiblingElement()) { if (strcmp(reflectionnode->Name(), "call") != 0) return Error(BAD_ELEMENT, reflectionnode->Name()); const char * const argString = reflectionnode->Attribute("arg"); if (!argString) return Error(MISSING_ATTRIBUTE, "arg"); _reflection[reflectionnode->GetText()] = atoi(argString); } } else if (nodename == "markup") { const char * const extension = node->Attribute("ext"); if (!extension) return Error(MISSING_ATTRIBUTE, "ext"); _markupExtensions.insert(extension); const char * const reporterrors = node->Attribute("reporterrors"); _reporterrors[extension] = (reporterrors && strcmp(reporterrors, "true") == 0); const char * const aftercode = node->Attribute("aftercode"); _processAfterCode[extension] = (aftercode && strcmp(aftercode, "true") == 0); for (const tinyxml2::XMLElement *markupnode = node->FirstChildElement(); markupnode; markupnode = markupnode->NextSiblingElement()) { std::string markupnodename = markupnode->Name(); if (markupnodename == "keywords") { for (const tinyxml2::XMLElement *librarynode = markupnode->FirstChildElement(); librarynode; librarynode = librarynode->NextSiblingElement()) { if (strcmp(librarynode->Name(), "keyword") == 0) { const char* nodeName = librarynode->Attribute("name"); if (nodeName == nullptr) return Error(MISSING_ATTRIBUTE, "name"); _keywords[extension].insert(nodeName); } else return Error(BAD_ELEMENT, librarynode->Name()); } } else if (markupnodename == "exported") { for (const tinyxml2::XMLElement *exporter = markupnode->FirstChildElement(); exporter; exporter = exporter->NextSiblingElement()) { if (strcmp(exporter->Name(), "exporter") != 0) return Error(BAD_ELEMENT, exporter->Name()); const char * const prefix = exporter->Attribute("prefix"); if (!prefix) return Error(MISSING_ATTRIBUTE, "prefix"); for (const tinyxml2::XMLElement *e = exporter->FirstChildElement(); e; e = e->NextSiblingElement()) { if (strcmp(e->Name(), "prefix") == 0) _exporters[prefix].addPrefix(e->GetText()); else if (strcmp(e->Name(), "suffix") == 0) _exporters[prefix].addSuffix(e->GetText()); else return Error(BAD_ELEMENT, e->Name()); } } } else if (markupnodename == "imported") { for (const tinyxml2::XMLElement *librarynode = markupnode->FirstChildElement(); librarynode; librarynode = librarynode->NextSiblingElement()) { if (strcmp(librarynode->Name(), "importer") == 0) _importers[extension].insert(librarynode->GetText()); else return Error(BAD_ELEMENT, librarynode->Name()); } } else if (markupnodename == "codeblocks") { for (const tinyxml2::XMLElement *blocknode = markupnode->FirstChildElement(); blocknode; blocknode = blocknode->NextSiblingElement()) { if (strcmp(blocknode->Name(), "block") == 0) { const char * blockName = blocknode->Attribute("name"); if (blockName) _executableblocks[extension].addBlock(blockName); } else if (strcmp(blocknode->Name(), "structure") == 0) { const char * start = blocknode->Attribute("start"); if (start) _executableblocks[extension].setStart(start); const char * end = blocknode->Attribute("end"); if (end) _executableblocks[extension].setEnd(end); const char * offset = blocknode->Attribute("offset"); if (offset) _executableblocks[extension].setOffset(atoi(offset)); } else return Error(BAD_ELEMENT, blocknode->Name()); } } else return Error(BAD_ELEMENT, markupnode->Name()); } } else if (nodename == "podtype") { const char * const name = node->Attribute("name"); if (!name) return Error(MISSING_ATTRIBUTE, "name"); PodType podType = {0}; const char * const size = node->Attribute("sizeof"); if (size) podType.size = atoi(size); const char * const sign = node->Attribute("sign"); if (sign) podType.sign = *sign; podtypes[name] = podType; } else return Error(BAD_ELEMENT, node->Name()); } return Error(OK); }
bool Library::load(const tinyxml2::XMLDocument &doc) { const tinyxml2::XMLElement * const rootnode = doc.FirstChildElement(); if (rootnode == NULL) return false; if (strcmp(rootnode->Name(),"def") != 0) return false; for (const tinyxml2::XMLElement *node = rootnode->FirstChildElement(); node; node = node->NextSiblingElement()) { if (strcmp(node->Name(),"memory")==0 || strcmp(node->Name(),"resource")==0) { if (strcmp(node->Name(), "memory")==0) while (!ismemory(++allocid)); else while (!isresource(++allocid)); for (const tinyxml2::XMLElement *memorynode = node->FirstChildElement(); memorynode; memorynode = memorynode->NextSiblingElement()) { if (strcmp(memorynode->Name(),"alloc")==0) { _alloc[memorynode->GetText()] = allocid; const char *init = memorynode->Attribute("init"); if (init && strcmp(init,"false")==0) { returnuninitdata.insert(memorynode->GetText()); } } else if (strcmp(memorynode->Name(),"dealloc")==0) _dealloc[memorynode->GetText()] = allocid; else if (strcmp(memorynode->Name(),"use")==0) use.insert(memorynode->GetText()); else return false; } } else if (strcmp(node->Name(),"function")==0) { const char *name = node->Attribute("name"); if (name == NULL) return false; for (const tinyxml2::XMLElement *functionnode = node->FirstChildElement(); functionnode; functionnode = functionnode->NextSiblingElement()) { if (strcmp(functionnode->Name(),"noreturn")==0) _noreturn[name] = (strcmp(functionnode->GetText(), "true") == 0); else if (strcmp(functionnode->Name(),"leak-ignore")==0) leakignore.insert(name); else if (strcmp(functionnode->Name(), "arg") == 0 && functionnode->Attribute("nr") != NULL) { const int nr = atoi(functionnode->Attribute("nr")); bool notbool = false; bool notnull = false; bool notuninit = false; bool formatstr = false; bool strz = false; std::string valid; for (const tinyxml2::XMLElement *argnode = functionnode->FirstChildElement(); argnode; argnode = argnode->NextSiblingElement()) { if (strcmp(argnode->Name(), "not-bool") == 0) notbool = true; else if (strcmp(argnode->Name(), "not-null") == 0) notnull = true; else if (strcmp(argnode->Name(), "not-uninit") == 0) notuninit = true; else if (strcmp(argnode->Name(), "formatstr") == 0) formatstr = true; else if (strcmp(argnode->Name(), "strz") == 0) strz = true; else if (strcmp(argnode->Name(), "valid") == 0) { // Validate the validation expression const char *p = argnode->GetText(); if (!std::isdigit(*p)) return false; for (; *p; p++) { if (std::isdigit(*p)) continue; if (*p == '-' && std::isdigit(*(p-1))) continue; if (*p == ',' && *(p+1) != ',') continue; return false; } // Set validation expression valid = argnode->GetText(); } else return false; } argumentChecks[name][nr].notbool = notbool; argumentChecks[name][nr].notnull = notnull; argumentChecks[name][nr].notuninit = notuninit; argumentChecks[name][nr].formatstr = formatstr; argumentChecks[name][nr].strz = strz; argumentChecks[name][nr].valid = valid; } else if (strcmp(functionnode->Name(), "ignorefunction") == 0) { _ignorefunction.insert(name); } else return false; } } else if (strcmp(node->Name(), "markup") == 0) { const char * const extension = node->Attribute("ext"); if (!extension) return false; _markupExtensions.insert(extension); const char * const reporterrors = node->Attribute("reporterrors"); _reporterrors[extension] = (reporterrors && strcmp(reporterrors, "true") == 0); const char * const aftercode = node->Attribute("aftercode"); _processAfterCode[extension] = (aftercode && strcmp(aftercode, "true") == 0); for (const tinyxml2::XMLElement *markupnode = node->FirstChildElement(); markupnode; markupnode = markupnode->NextSiblingElement()) { if (strcmp(markupnode->Name(), "keywords") == 0) { for (const tinyxml2::XMLElement *librarynode = markupnode->FirstChildElement(); librarynode; librarynode = librarynode->NextSiblingElement()) { if (strcmp(librarynode->Name(), "keyword") == 0) _keywords[extension].insert(librarynode->Attribute("name")); else return false; } } else if (strcmp(markupnode->Name(), "exported") == 0) { for (const tinyxml2::XMLElement *exporter = markupnode->FirstChildElement(); exporter; exporter = exporter->NextSiblingElement()) { if (strcmp(exporter->Name(), "exporter") != 0) return false; const char * const prefix = exporter->Attribute("prefix"); if (!prefix) return false; for (const tinyxml2::XMLElement *e = exporter->FirstChildElement(); e; e = e->NextSiblingElement()) { if (strcmp(e->Name(), "prefix") == 0) _exporters[prefix].addPrefix(e->GetText()); else if (strcmp(e->Name(), "suffix") == 0) _exporters[prefix].addSuffix(e->GetText()); else return false; } } } else if (strcmp(markupnode->Name(), "imported") == 0) { for (const tinyxml2::XMLElement *librarynode = markupnode->FirstChildElement(); librarynode; librarynode = librarynode->NextSiblingElement()) { if (strcmp(librarynode->Name(), "importer") == 0) _importers[extension].insert(librarynode->GetText()); else return false; } } else if (strcmp(markupnode->Name(), "reflection") == 0) { for (const tinyxml2::XMLElement *reflectionnode = markupnode->FirstChildElement(); reflectionnode; reflectionnode = reflectionnode->NextSiblingElement()) { if (strcmp(reflectionnode->Name(), "call") != 0) return false; const char * const argString = reflectionnode->Attribute("arg"); if (!argString) return false; _reflection[extension][reflectionnode->GetText()] = atoi(argString); } } else if (strcmp(markupnode->Name(), "codeblocks") == 0) { for (const tinyxml2::XMLElement *blocknode = markupnode->FirstChildElement(); blocknode; blocknode = blocknode->NextSiblingElement()) { if (strcmp(blocknode->Name(), "block") == 0) _executableblocks[extension].addBlock(blocknode->Attribute("name")); else if (strcmp(blocknode->Name(), "structure") == 0) { const char * start = blocknode->Attribute("start"); if (start) _executableblocks[extension].setStart(start); const char * end = blocknode->Attribute("end"); if (end) _executableblocks[extension].setEnd(end); const char * offset = blocknode->Attribute("offset"); if (offset) _executableblocks[extension].setOffset(atoi(offset)); } else return false; } } else return false; } } else return false; } return true; }
bool Library::load(const tinyxml2::XMLDocument &doc) { const tinyxml2::XMLElement * const rootnode = doc.FirstChildElement(); if (rootnode == NULL) return false; if (strcmp(rootnode->Name(),"def") != 0) return false; for (const tinyxml2::XMLElement *node = rootnode->FirstChildElement(); node; node = node->NextSiblingElement()) { if (strcmp(node->Name(),"memory")==0 || strcmp(node->Name(),"resource")==0) { if (strcmp(node->Name(), "memory")==0) while (!ismemory(++allocid)); else while (!isresource(++allocid)); for (const tinyxml2::XMLElement *memorynode = node->FirstChildElement(); memorynode; memorynode = memorynode->NextSiblingElement()) { if (strcmp(memorynode->Name(),"alloc")==0) { _alloc[memorynode->GetText()] = allocid; const char *init = memorynode->Attribute("init"); if (init && strcmp(init,"false")==0) { returnuninitdata.insert(memorynode->GetText()); } } else if (strcmp(memorynode->Name(),"dealloc")==0) _dealloc[memorynode->GetText()] = allocid; else if (strcmp(memorynode->Name(),"use")==0) use.insert(memorynode->GetText()); else return false; } } else if (strcmp(node->Name(),"function")==0) { const char *name = node->Attribute("name"); if (name == NULL) return false; for (const tinyxml2::XMLElement *functionnode = node->FirstChildElement(); functionnode; functionnode = functionnode->NextSiblingElement()) { if (strcmp(functionnode->Name(),"noreturn")==0) _noreturn[name] = (strcmp(functionnode->GetText(), "true") == 0); else if (strcmp(functionnode->Name(),"leak-ignore")==0) leakignore.insert(name); else if (strcmp(functionnode->Name(), "arg") == 0 && functionnode->Attribute("nr") != NULL) { const int nr = atoi(functionnode->Attribute("nr")); bool notnull = false; bool notuninit = false; bool formatstr = false; bool strz = false; for (const tinyxml2::XMLElement *argnode = functionnode->FirstChildElement(); argnode; argnode = argnode->NextSiblingElement()) { if (strcmp(argnode->Name(), "not-null") == 0) notnull = true; else if (strcmp(argnode->Name(), "not-uninit") == 0) notuninit = true; else if (strcmp(argnode->Name(), "formatstr") == 0) formatstr = true; else if (strcmp(argnode->Name(), "strz") == 0) strz = true; else return false; } argumentChecks[name][nr].notnull = notnull; argumentChecks[name][nr].notuninit = notuninit; argumentChecks[name][nr].formatstr = formatstr; argumentChecks[name][nr].strz = strz; } else if (strcmp(functionnode->Name(), "ignorefunction") == 0) { _ignorefunction[name] = (strcmp(functionnode->GetText(), "true") == 0); } else return false; } } else if (strcmp(node->Name(),"files")==0) { for (const tinyxml2::XMLElement *functionnode = node->FirstChildElement(); functionnode; functionnode = functionnode->NextSiblingElement()) { if (strcmp(functionnode->Name(), "file") == 0) { _markupExtensions.insert(functionnode->Attribute("ext")); const char * report = functionnode->Attribute("reporterrors"); if (report) _reporterrors[functionnode->Attribute("ext")] = strcmp(report, "true")==0; } else return false; } } else if (strcmp(node->Name(), "keywords") == 0) { for (const tinyxml2::XMLElement *functionnode = node->FirstChildElement(); functionnode; functionnode = functionnode->NextSiblingElement()) { if (strcmp(functionnode->Name(), "library") == 0) { const char * const extension = functionnode->Attribute("extension"); for (const tinyxml2::XMLElement *librarynode = functionnode->FirstChildElement(); librarynode; librarynode = librarynode->NextSiblingElement()) { if (strcmp(librarynode->Name(), "keyword") == 0) { _keywords[extension].push_back(librarynode->Attribute("name")); } else return false; } } else return false; } } else if (strcmp(node->Name(), "exported") == 0) { for (const tinyxml2::XMLElement *functionnode = node->FirstChildElement(); functionnode; functionnode = functionnode->NextSiblingElement()) { if (strcmp(functionnode->Name(), "exporter") == 0) { const char * prefix = (functionnode->Attribute("prefix")); if (!prefix) return false; for (const tinyxml2::XMLElement *enode = functionnode->FirstChildElement(); enode; enode = enode->NextSiblingElement()) { if (strcmp(enode->Name(), "prefix") == 0) { _exporters[prefix].addPrefix(enode->Attribute("name")); } else if (strcmp(enode->Name(), "suffix") == 0) { _exporters[prefix].addSuffix(enode->Attribute("name")); } else return false; } } else return false; } } else if (strcmp(node->Name(), "imported") == 0) { for (const tinyxml2::XMLElement *functionnode = node->FirstChildElement(); functionnode; functionnode = functionnode->NextSiblingElement()) { if (strcmp(functionnode->Name(), "library") == 0) { const char * const extension = functionnode->Attribute("extension"); for (const tinyxml2::XMLElement *librarynode = functionnode->FirstChildElement(); librarynode; librarynode = librarynode->NextSiblingElement()) { if (strcmp(librarynode->Name(), "importer") == 0) { _importers[extension].push_back(librarynode->Attribute("name")); } else return false; } } } } else if (strcmp(node->Name(), "reflection") == 0) { for (const tinyxml2::XMLElement *functionnode = node->FirstChildElement(); functionnode; functionnode = functionnode->NextSiblingElement()) { if (strcmp(functionnode->Name(), "library") == 0) { const char * const extension = functionnode->Attribute("extension"); for (const tinyxml2::XMLElement *librarynode = functionnode->FirstChildElement(); librarynode; librarynode = librarynode->NextSiblingElement()) { if (strcmp(librarynode->Name(), "call") == 0) { const char * const argString = librarynode->Attribute("arg"); if (argString) { _reflection[extension][librarynode->Attribute("name")] = atoi(argString); } } else return false; } } else return false; } } else if (strcmp(node->Name(), "codeblocks") == 0) { for (const tinyxml2::XMLElement *functionnode = node->FirstChildElement(); functionnode; functionnode = functionnode->NextSiblingElement()) { if (strcmp(functionnode->Name(), "library") == 0) { const char * const extension = functionnode->Attribute("extension"); for (const tinyxml2::XMLElement *librarynode = functionnode->FirstChildElement(); librarynode; librarynode = librarynode->NextSiblingElement()) { if (strcmp(librarynode->Name(), "block") == 0) { _executableblocks[extension].addBlock(librarynode->Attribute("name")); } else if (strcmp(librarynode->Name(), "structure") == 0) { const char * start = librarynode->Attribute("start"); if (start) _executableblocks[extension].setStart(start); const char * end = librarynode->Attribute("end"); if (end) _executableblocks[extension].setEnd(end); const char * offset = librarynode->Attribute("offset"); if (offset) _executableblocks[extension].setOffset(atoi(offset)); } else return false; } } } } else return false; } return true; }