| |
| #include "aidl_language.h" |
| #include "options.h" |
| #include "search_path.h" |
| #include "Type.h" |
| #include "generate_java.h" |
| #include <unistd.h> |
| #include <fcntl.h> |
| #include <sys/param.h> |
| #include <sys/stat.h> |
| |
| #include <stdio.h> |
| #include <stdlib.h> |
| #include <string.h> |
| #include <map> |
| |
| #ifdef HAVE_MS_C_RUNTIME |
| #include <io.h> |
| #include <sys/stat.h> |
| #endif |
| |
| #ifndef O_BINARY |
| # define O_BINARY 0 |
| #endif |
| |
| // The following are gotten as the offset from the allowable id's between |
| // android.os.IBinder.FIRST_CALL_TRANSACTION=1 and |
| // android.os.IBinder.LAST_CALL_TRANSACTION=16777215 |
| #define MIN_USER_SET_METHOD_ID 0 |
| #define MAX_USER_SET_METHOD_ID 16777214 |
| |
| using namespace std; |
| |
| static void |
| test_document(document_item_type* d) |
| { |
| while (d) { |
| if (d->item_type == INTERFACE_TYPE_BINDER) { |
| interface_type* c = (interface_type*)d; |
| printf("interface %s %s {\n", c->package, c->name.data); |
| interface_item_type *q = (interface_item_type*)c->interface_items; |
| while (q) { |
| if (q->item_type == METHOD_TYPE) { |
| method_type *m = (method_type*)q; |
| printf(" %s %s(", m->type.type.data, m->name.data); |
| arg_type *p = m->args; |
| while (p) { |
| printf("%s %s",p->type.type.data,p->name.data); |
| if (p->next) printf(", "); |
| p=p->next; |
| } |
| printf(")"); |
| printf(";\n"); |
| } |
| q=q->next; |
| } |
| printf("}\n"); |
| } |
| else if (d->item_type == USER_DATA_TYPE) { |
| user_data_type* b = (user_data_type*)d; |
| if ((b->flattening_methods & PARCELABLE_DATA) != 0) { |
| printf("parcelable %s %s;\n", b->package, b->name.data); |
| } |
| if ((b->flattening_methods & RPC_DATA) != 0) { |
| printf("flattenable %s %s;\n", b->package, b->name.data); |
| } |
| } |
| else { |
| printf("UNKNOWN d=0x%08lx d->item_type=%d\n", (long)d, d->item_type); |
| } |
| d = d->next; |
| } |
| } |
| |
| // ========================================================== |
| int |
| convert_direction(const char* direction) |
| { |
| if (direction == NULL) { |
| return IN_PARAMETER; |
| } |
| if (0 == strcmp(direction, "in")) { |
| return IN_PARAMETER; |
| } |
| if (0 == strcmp(direction, "out")) { |
| return OUT_PARAMETER; |
| } |
| return INOUT_PARAMETER; |
| } |
| |
| // ========================================================== |
| struct import_info { |
| const char* from; |
| const char* filename; |
| buffer_type statement; |
| const char* neededClass; |
| document_item_type* doc; |
| struct import_info* next; |
| }; |
| |
| document_item_type* g_document = NULL; |
| import_info* g_imports = NULL; |
| |
| static void |
| main_document_parsed(document_item_type* d) |
| { |
| g_document = d; |
| } |
| |
| static void |
| main_import_parsed(buffer_type* statement) |
| { |
| import_info* import = (import_info*)malloc(sizeof(import_info)); |
| memset(import, 0, sizeof(import_info)); |
| import->from = strdup(g_currentFilename); |
| import->statement.lineno = statement->lineno; |
| import->statement.data = strdup(statement->data); |
| import->statement.extra = NULL; |
| import->next = g_imports; |
| import->neededClass = parse_import_statement(statement->data); |
| g_imports = import; |
| } |
| |
| static ParserCallbacks g_mainCallbacks = { |
| &main_document_parsed, |
| &main_import_parsed |
| }; |
| |
| char* |
| parse_import_statement(const char* text) |
| { |
| const char* end; |
| int len; |
| |
| while (isspace(*text)) { |
| text++; |
| } |
| while (!isspace(*text)) { |
| text++; |
| } |
| while (isspace(*text)) { |
| text++; |
| } |
| end = text; |
| while (!isspace(*end) && *end != ';') { |
| end++; |
| } |
| len = end-text; |
| |
| char* rv = (char*)malloc(len+1); |
| memcpy(rv, text, len); |
| rv[len] = '\0'; |
| |
| return rv; |
| } |
| |
| // ========================================================== |
| static void |
| import_import_parsed(buffer_type* statement) |
| { |
| } |
| |
| static ParserCallbacks g_importCallbacks = { |
| &main_document_parsed, |
| &import_import_parsed |
| }; |
| |
| // ========================================================== |
| static int |
| check_filename(const char* filename, const char* package, buffer_type* name) |
| { |
| const char* p; |
| string expected; |
| string fn; |
| size_t len; |
| char cwd[MAXPATHLEN]; |
| bool valid = false; |
| |
| #ifdef HAVE_WINDOWS_PATHS |
| if (isalpha(filename[0]) && filename[1] == ':' |
| && filename[2] == OS_PATH_SEPARATOR) { |
| #else |
| if (filename[0] == OS_PATH_SEPARATOR) { |
| #endif |
| fn = filename; |
| } else { |
| fn = getcwd(cwd, sizeof(cwd)); |
| len = fn.length(); |
| if (fn[len-1] != OS_PATH_SEPARATOR) { |
| fn += OS_PATH_SEPARATOR; |
| } |
| fn += filename; |
| } |
| |
| if (package) { |
| expected = package; |
| expected += '.'; |
| } |
| |
| len = expected.length(); |
| for (size_t i=0; i<len; i++) { |
| if (expected[i] == '.') { |
| expected[i] = OS_PATH_SEPARATOR; |
| } |
| } |
| |
| p = strchr(name->data, '.'); |
| len = p ? p-name->data : strlen(name->data); |
| expected.append(name->data, len); |
| |
| expected += ".aidl"; |
| |
| len = fn.length(); |
| valid = (len >= expected.length()); |
| |
| if (valid) { |
| p = fn.c_str() + (len - expected.length()); |
| |
| #ifdef HAVE_WINDOWS_PATHS |
| if (OS_PATH_SEPARATOR != '/') { |
| // Input filename under cygwin most likely has / separators |
| // whereas the expected string uses \\ separators. Adjust |
| // them accordingly. |
| for (char *c = const_cast<char *>(p); *c; ++c) { |
| if (*c == '/') *c = OS_PATH_SEPARATOR; |
| } |
| } |
| #endif |
| |
| #ifdef OS_CASE_SENSITIVE |
| valid = (expected == p); |
| #else |
| valid = !strcasecmp(expected.c_str(), p); |
| #endif |
| } |
| |
| if (!valid) { |
| fprintf(stderr, "%s:%d interface %s should be declared in a file" |
| " called %s.\n", |
| filename, name->lineno, name->data, expected.c_str()); |
| return 1; |
| } |
| |
| return 0; |
| } |
| |
| static int |
| check_filenames(const char* filename, document_item_type* items) |
| { |
| int err = 0; |
| while (items) { |
| if (items->item_type == USER_DATA_TYPE) { |
| user_data_type* p = (user_data_type*)items; |
| err |= check_filename(filename, p->package, &p->name); |
| } |
| else if (items->item_type == INTERFACE_TYPE_BINDER |
| || items->item_type == INTERFACE_TYPE_RPC) { |
| interface_type* c = (interface_type*)items; |
| err |= check_filename(filename, c->package, &c->name); |
| } |
| else { |
| fprintf(stderr, "aidl: internal error unkown document type %d.\n", |
| items->item_type); |
| return 1; |
| } |
| items = items->next; |
| } |
| return err; |
| } |
| |
| // ========================================================== |
| static const char* |
| kind_to_string(int kind) |
| { |
| switch (kind) |
| { |
| case Type::INTERFACE: |
| return "an interface"; |
| case Type::USERDATA: |
| return "a user data"; |
| default: |
| return "ERROR"; |
| } |
| } |
| |
| static char* |
| rfind(char* str, char c) |
| { |
| char* p = str + strlen(str) - 1; |
| while (p >= str) { |
| if (*p == c) { |
| return p; |
| } |
| p--; |
| } |
| return NULL; |
| } |
| |
| static int |
| gather_types(const char* filename, document_item_type* items) |
| { |
| int err = 0; |
| while (items) { |
| Type* type; |
| if (items->item_type == USER_DATA_TYPE) { |
| user_data_type* p = (user_data_type*)items; |
| type = new UserDataType(p->package ? p->package : "", p->name.data, |
| false, ((p->flattening_methods & PARCELABLE_DATA) != 0), |
| ((p->flattening_methods & RPC_DATA) != 0), filename, p->name.lineno); |
| } |
| else if (items->item_type == INTERFACE_TYPE_BINDER |
| || items->item_type == INTERFACE_TYPE_RPC) { |
| interface_type* c = (interface_type*)items; |
| type = new InterfaceType(c->package ? c->package : "", |
| c->name.data, false, c->oneway, |
| filename, c->name.lineno); |
| } |
| else { |
| fprintf(stderr, "aidl: internal error %s:%d\n", __FILE__, __LINE__); |
| return 1; |
| } |
| |
| Type* old = NAMES.Find(type->QualifiedName()); |
| if (old == NULL) { |
| NAMES.Add(type); |
| |
| if (items->item_type == INTERFACE_TYPE_BINDER) { |
| // for interfaces, also add the stub and proxy types, we don't |
| // bother checking these for duplicates, because the parser |
| // won't let us do it. |
| interface_type* c = (interface_type*)items; |
| |
| string name = c->name.data; |
| name += ".Stub"; |
| Type* stub = new Type(c->package ? c->package : "", |
| name, Type::GENERATED, false, false, false, |
| filename, c->name.lineno); |
| NAMES.Add(stub); |
| |
| name = c->name.data; |
| name += ".Stub.Proxy"; |
| Type* proxy = new Type(c->package ? c->package : "", |
| name, Type::GENERATED, false, false, false, |
| filename, c->name.lineno); |
| NAMES.Add(proxy); |
| } |
| else if (items->item_type == INTERFACE_TYPE_RPC) { |
| // for interfaces, also add the service base type, we don't |
| // bother checking these for duplicates, because the parser |
| // won't let us do it. |
| interface_type* c = (interface_type*)items; |
| |
| string name = c->name.data; |
| name += ".ServiceBase"; |
| Type* base = new Type(c->package ? c->package : "", |
| name, Type::GENERATED, false, false, false, |
| filename, c->name.lineno); |
| NAMES.Add(base); |
| } |
| } else { |
| if (old->Kind() == Type::BUILT_IN) { |
| fprintf(stderr, "%s:%d attempt to redefine built in class %s\n", |
| filename, type->DeclLine(), |
| type->QualifiedName().c_str()); |
| err = 1; |
| } |
| else if (type->Kind() != old->Kind()) { |
| const char* oldKind = kind_to_string(old->Kind()); |
| const char* newKind = kind_to_string(type->Kind()); |
| |
| fprintf(stderr, "%s:%d attempt to redefine %s as %s,\n", |
| filename, type->DeclLine(), |
| type->QualifiedName().c_str(), newKind); |
| fprintf(stderr, "%s:%d previously defined here as %s.\n", |
| old->DeclFile().c_str(), old->DeclLine(), oldKind); |
| err = 1; |
| } |
| } |
| |
| items = items->next; |
| } |
| return err; |
| } |
| |
| // ========================================================== |
| static bool |
| matches_keyword(const char* str) |
| { |
| static const char* KEYWORDS[] = { "abstract", "assert", "boolean", "break", |
| "byte", "case", "catch", "char", "class", "const", "continue", |
| "default", "do", "double", "else", "enum", "extends", "final", |
| "finally", "float", "for", "goto", "if", "implements", "import", |
| "instanceof", "int", "interface", "long", "native", "new", "package", |
| "private", "protected", "public", "return", "short", "static", |
| "strictfp", "super", "switch", "synchronized", "this", "throw", |
| "throws", "transient", "try", "void", "volatile", "while", |
| "true", "false", "null", |
| NULL |
| }; |
| const char** k = KEYWORDS; |
| while (*k) { |
| if (0 == strcmp(str, *k)) { |
| return true; |
| } |
| k++; |
| } |
| return false; |
| } |
| |
| static int |
| check_method(const char* filename, int kind, method_type* m) |
| { |
| int err = 0; |
| |
| // return type |
| Type* returnType = NAMES.Search(m->type.type.data); |
| if (returnType == NULL) { |
| fprintf(stderr, "%s:%d unknown return type %s\n", filename, |
| m->type.type.lineno, m->type.type.data); |
| err = 1; |
| return err; |
| } |
| |
| if (returnType == EVENT_FAKE_TYPE) { |
| if (kind != INTERFACE_TYPE_RPC) { |
| fprintf(stderr, "%s:%d event methods only supported for rpc interfaces\n", |
| filename, m->type.type.lineno); |
| err = 1; |
| } |
| } else { |
| if (!(kind == INTERFACE_TYPE_BINDER ? returnType->CanWriteToParcel() |
| : returnType->CanWriteToRpcData())) { |
| fprintf(stderr, "%s:%d return type %s can't be marshalled.\n", filename, |
| m->type.type.lineno, m->type.type.data); |
| err = 1; |
| } |
| } |
| |
| if (m->type.dimension > 0 && !returnType->CanBeArray()) { |
| fprintf(stderr, "%s:%d return type %s%s can't be an array.\n", filename, |
| m->type.array_token.lineno, m->type.type.data, |
| m->type.array_token.data); |
| err = 1; |
| } |
| |
| if (m->type.dimension > 1) { |
| fprintf(stderr, "%s:%d return type %s%s only one" |
| " dimensional arrays are supported\n", filename, |
| m->type.array_token.lineno, m->type.type.data, |
| m->type.array_token.data); |
| err = 1; |
| } |
| |
| int index = 1; |
| |
| arg_type* arg = m->args; |
| while (arg) { |
| Type* t = NAMES.Search(arg->type.type.data); |
| |
| // check the arg type |
| if (t == NULL) { |
| fprintf(stderr, "%s:%d parameter %s (%d) unknown type %s\n", |
| filename, m->type.type.lineno, arg->name.data, index, |
| arg->type.type.data); |
| err = 1; |
| goto next; |
| } |
| |
| if (t == EVENT_FAKE_TYPE) { |
| fprintf(stderr, "%s:%d parameter %s (%d) event can not be used as a parameter %s\n", |
| filename, m->type.type.lineno, arg->name.data, index, |
| arg->type.type.data); |
| err = 1; |
| goto next; |
| } |
| |
| if (!(kind == INTERFACE_TYPE_BINDER ? t->CanWriteToParcel() : t->CanWriteToRpcData())) { |
| fprintf(stderr, "%s:%d parameter %d: '%s %s' can't be marshalled.\n", |
| filename, m->type.type.lineno, index, |
| arg->type.type.data, arg->name.data); |
| err = 1; |
| } |
| |
| if (returnType == EVENT_FAKE_TYPE |
| && convert_direction(arg->direction.data) != IN_PARAMETER) { |
| fprintf(stderr, "%s:%d parameter %d: '%s %s' All paremeters on events must be 'in'.\n", |
| filename, m->type.type.lineno, index, |
| arg->type.type.data, arg->name.data); |
| err = 1; |
| goto next; |
| } |
| |
| if (arg->direction.data == NULL |
| && (arg->type.dimension != 0 || t->CanBeOutParameter())) { |
| fprintf(stderr, "%s:%d parameter %d: '%s %s' can be an out" |
| " parameter, so you must declare it as in," |
| " out or inout.\n", |
| filename, m->type.type.lineno, index, |
| arg->type.type.data, arg->name.data); |
| err = 1; |
| } |
| |
| if (convert_direction(arg->direction.data) != IN_PARAMETER |
| && !t->CanBeOutParameter() |
| && arg->type.dimension == 0) { |
| fprintf(stderr, "%s:%d parameter %d: '%s %s %s' can only be an in" |
| " parameter.\n", |
| filename, m->type.type.lineno, index, |
| arg->direction.data, arg->type.type.data, |
| arg->name.data); |
| err = 1; |
| } |
| |
| if (arg->type.dimension > 0 && !t->CanBeArray()) { |
| fprintf(stderr, "%s:%d parameter %d: '%s %s%s %s' can't be an" |
| " array.\n", filename, |
| m->type.array_token.lineno, index, arg->direction.data, |
| arg->type.type.data, arg->type.array_token.data, |
| arg->name.data); |
| err = 1; |
| } |
| |
| if (arg->type.dimension > 1) { |
| fprintf(stderr, "%s:%d parameter %d: '%s %s%s %s' only one" |
| " dimensional arrays are supported\n", filename, |
| m->type.array_token.lineno, index, arg->direction.data, |
| arg->type.type.data, arg->type.array_token.data, |
| arg->name.data); |
| err = 1; |
| } |
| |
| // check that the name doesn't match a keyword |
| if (matches_keyword(arg->name.data)) { |
| fprintf(stderr, "%s:%d parameter %d %s is named the same as a" |
| " Java or aidl keyword\n", |
| filename, m->name.lineno, index, arg->name.data); |
| err = 1; |
| } |
| |
| next: |
| index++; |
| arg = arg->next; |
| } |
| |
| return err; |
| } |
| |
| static int |
| check_types(const char* filename, document_item_type* items) |
| { |
| int err = 0; |
| while (items) { |
| // (nothing to check for USER_DATA_TYPE) |
| if (items->item_type == INTERFACE_TYPE_BINDER |
| || items->item_type == INTERFACE_TYPE_RPC) { |
| map<string,method_type*> methodNames; |
| interface_type* c = (interface_type*)items; |
| |
| interface_item_type* member = c->interface_items; |
| while (member) { |
| if (member->item_type == METHOD_TYPE) { |
| method_type* m = (method_type*)member; |
| |
| err |= check_method(filename, items->item_type, m); |
| |
| // prevent duplicate methods |
| if (methodNames.find(m->name.data) == methodNames.end()) { |
| methodNames[m->name.data] = m; |
| } else { |
| fprintf(stderr,"%s:%d attempt to redefine method %s,\n", |
| filename, m->name.lineno, m->name.data); |
| method_type* old = methodNames[m->name.data]; |
| fprintf(stderr, "%s:%d previously defined here.\n", |
| filename, old->name.lineno); |
| err = 1; |
| } |
| } |
| member = member->next; |
| } |
| } |
| |
| items = items->next; |
| } |
| return err; |
| } |
| |
| // ========================================================== |
| static int |
| exactly_one_interface(const char* filename, const document_item_type* items, const Options& options, |
| bool* onlyParcelable) |
| { |
| if (items == NULL) { |
| fprintf(stderr, "%s: file does not contain any interfaces\n", |
| filename); |
| return 1; |
| } |
| |
| const document_item_type* next = items->next; |
| // Allow parcelables to skip the "one-only" rule. |
| if (items->next != NULL && next->item_type != USER_DATA_TYPE) { |
| int lineno = -1; |
| if (next->item_type == INTERFACE_TYPE_BINDER) { |
| lineno = ((interface_type*)next)->interface_token.lineno; |
| } |
| else if (next->item_type == INTERFACE_TYPE_RPC) { |
| lineno = ((interface_type*)next)->interface_token.lineno; |
| } |
| fprintf(stderr, "%s:%d aidl can only handle one interface per file\n", |
| filename, lineno); |
| return 1; |
| } |
| |
| if (items->item_type == USER_DATA_TYPE) { |
| *onlyParcelable = true; |
| if (options.failOnParcelable) { |
| fprintf(stderr, "%s:%d aidl can only generate code for interfaces, not" |
| " parcelables or flattenables,\n", filename, |
| ((user_data_type*)items)->keyword_token.lineno); |
| fprintf(stderr, "%s:%d .aidl files that only declare parcelables or flattenables" |
| "may not go in the Makefile.\n", filename, |
| ((user_data_type*)items)->keyword_token.lineno); |
| return 1; |
| } |
| } else { |
| *onlyParcelable = false; |
| } |
| |
| return 0; |
| } |
| |
| // ========================================================== |
| void |
| generate_dep_file(const Options& options, const document_item_type* items) |
| { |
| /* we open the file in binary mode to ensure that the same output is |
| * generated on all platforms !! |
| */ |
| FILE* to = NULL; |
| if (options.autoDepFile) { |
| string fileName = options.outputFileName + ".d"; |
| to = fopen(fileName.c_str(), "wb"); |
| } else { |
| to = fopen(options.depFileName.c_str(), "wb"); |
| } |
| |
| if (to == NULL) { |
| return; |
| } |
| |
| const char* slash = "\\"; |
| import_info* import = g_imports; |
| if (import == NULL) { |
| slash = ""; |
| } |
| |
| if (items->item_type == INTERFACE_TYPE_BINDER || items->item_type == INTERFACE_TYPE_RPC) { |
| fprintf(to, "%s: \\\n", options.outputFileName.c_str()); |
| } else { |
| // parcelable: there's no output file. |
| fprintf(to, " : \\\n"); |
| } |
| fprintf(to, " %s %s\n", options.inputFileName.c_str(), slash); |
| |
| while (import) { |
| if (import->next == NULL) { |
| slash = ""; |
| } |
| if (import->filename) { |
| fprintf(to, " %s %s\n", import->filename, slash); |
| } |
| import = import->next; |
| } |
| |
| fprintf(to, "\n"); |
| |
| // Output "<imported_file>: " so make won't fail if the imported file has |
| // been deleted, moved or renamed in incremental build. |
| import = g_imports; |
| while (import) { |
| if (import->filename) { |
| fprintf(to, "%s :\n", import->filename); |
| } |
| import = import->next; |
| } |
| |
| fclose(to); |
| } |
| |
| // ========================================================== |
| static string |
| generate_outputFileName2(const Options& options, const buffer_type& name, const char* package) |
| { |
| string result; |
| |
| // create the path to the destination folder based on the |
| // interface package name |
| result = options.outputBaseFolder; |
| result += OS_PATH_SEPARATOR; |
| |
| string packageStr = package; |
| size_t len = packageStr.length(); |
| for (size_t i=0; i<len; i++) { |
| if (packageStr[i] == '.') { |
| packageStr[i] = OS_PATH_SEPARATOR; |
| } |
| } |
| |
| result += packageStr; |
| |
| // add the filename by replacing the .aidl extension to .java |
| const char* p = strchr(name.data, '.'); |
| len = p ? p-name.data : strlen(name.data); |
| |
| result += OS_PATH_SEPARATOR; |
| result.append(name.data, len); |
| result += ".java"; |
| |
| return result; |
| } |
| |
| // ========================================================== |
| static string |
| generate_outputFileName(const Options& options, const document_item_type* items) |
| { |
| // items has already been checked to have only one interface. |
| if (items->item_type == INTERFACE_TYPE_BINDER || items->item_type == INTERFACE_TYPE_RPC) { |
| interface_type* type = (interface_type*)items; |
| |
| return generate_outputFileName2(options, type->name, type->package); |
| } else if (items->item_type == USER_DATA_TYPE) { |
| user_data_type* type = (user_data_type*)items; |
| return generate_outputFileName2(options, type->name, type->package); |
| } |
| |
| // I don't think we can come here, but safer than returning NULL. |
| string result; |
| return result; |
| } |
| |
| |
| |
| // ========================================================== |
| static void |
| check_outputFilePath(const string& path) { |
| size_t len = path.length(); |
| for (size_t i=0; i<len ; i++) { |
| if (path[i] == OS_PATH_SEPARATOR) { |
| string p = path.substr(0, i); |
| if (access(path.data(), F_OK) != 0) { |
| #ifdef HAVE_MS_C_RUNTIME |
| _mkdir(p.data()); |
| #else |
| mkdir(p.data(), S_IRUSR|S_IWUSR|S_IXUSR|S_IRGRP|S_IXGRP); |
| #endif |
| } |
| } |
| } |
| } |
| |
| |
| // ========================================================== |
| static int |
| parse_preprocessed_file(const string& filename) |
| { |
| int err; |
| |
| FILE* f = fopen(filename.c_str(), "rb"); |
| if (f == NULL) { |
| fprintf(stderr, "aidl: can't open preprocessed file: %s\n", |
| filename.c_str()); |
| return 1; |
| } |
| |
| int lineno = 1; |
| char line[1024]; |
| char type[1024]; |
| char fullname[1024]; |
| while (fgets(line, sizeof(line), f)) { |
| // skip comments and empty lines |
| if (!line[0] || strncmp(line, "//", 2) == 0) { |
| continue; |
| } |
| |
| sscanf(line, "%s %[^; \r\n\t];", type, fullname); |
| |
| char* packagename; |
| char* classname = rfind(fullname, '.'); |
| if (classname != NULL) { |
| *classname = '\0'; |
| classname++; |
| packagename = fullname; |
| } else { |
| classname = fullname; |
| packagename = NULL; |
| } |
| |
| //printf("%s:%d:...%s...%s...%s...\n", filename.c_str(), lineno, |
| // type, packagename, classname); |
| document_item_type* doc; |
| |
| if (0 == strcmp("parcelable", type)) { |
| user_data_type* parcl = (user_data_type*)malloc( |
| sizeof(user_data_type)); |
| memset(parcl, 0, sizeof(user_data_type)); |
| parcl->document_item.item_type = USER_DATA_TYPE; |
| parcl->keyword_token.lineno = lineno; |
| parcl->keyword_token.data = strdup(type); |
| parcl->package = packagename ? strdup(packagename) : NULL; |
| parcl->name.lineno = lineno; |
| parcl->name.data = strdup(classname); |
| parcl->semicolon_token.lineno = lineno; |
| parcl->semicolon_token.data = strdup(";"); |
| parcl->flattening_methods = PARCELABLE_DATA; |
| doc = (document_item_type*)parcl; |
| } |
| else if (0 == strcmp("flattenable", type)) { |
| user_data_type* parcl = (user_data_type*)malloc( |
| sizeof(user_data_type)); |
| memset(parcl, 0, sizeof(user_data_type)); |
| parcl->document_item.item_type = USER_DATA_TYPE; |
| parcl->keyword_token.lineno = lineno; |
| parcl->keyword_token.data = strdup(type); |
| parcl->package = packagename ? strdup(packagename) : NULL; |
| parcl->name.lineno = lineno; |
| parcl->name.data = strdup(classname); |
| parcl->semicolon_token.lineno = lineno; |
| parcl->semicolon_token.data = strdup(";"); |
| parcl->flattening_methods = RPC_DATA; |
| doc = (document_item_type*)parcl; |
| } |
| else if (0 == strcmp("interface", type)) { |
| interface_type* iface = (interface_type*)malloc( |
| sizeof(interface_type)); |
| memset(iface, 0, sizeof(interface_type)); |
| iface->document_item.item_type = INTERFACE_TYPE_BINDER; |
| iface->interface_token.lineno = lineno; |
| iface->interface_token.data = strdup(type); |
| iface->package = packagename ? strdup(packagename) : NULL; |
| iface->name.lineno = lineno; |
| iface->name.data = strdup(classname); |
| iface->open_brace_token.lineno = lineno; |
| iface->open_brace_token.data = strdup("{"); |
| iface->close_brace_token.lineno = lineno; |
| iface->close_brace_token.data = strdup("}"); |
| doc = (document_item_type*)iface; |
| } |
| else { |
| fprintf(stderr, "%s:%d: bad type in line: %s\n", |
| filename.c_str(), lineno, line); |
| return 1; |
| } |
| err = gather_types(filename.c_str(), doc); |
| lineno++; |
| } |
| |
| if (!feof(f)) { |
| fprintf(stderr, "%s:%d: error reading file, line to long.\n", |
| filename.c_str(), lineno); |
| return 1; |
| } |
| |
| fclose(f); |
| return 0; |
| } |
| |
| static int |
| check_and_assign_method_ids(const char * filename, interface_item_type* first_item) |
| { |
| // Check whether there are any methods with manually assigned id's and any that are not. |
| // Either all method id's must be manually assigned or all of them must not. |
| // Also, check for duplicates of user set id's and that the id's are within the proper bounds. |
| set<int> usedIds; |
| interface_item_type* item = first_item; |
| bool hasUnassignedIds = false; |
| bool hasAssignedIds = false; |
| while (item != NULL) { |
| if (item->item_type == METHOD_TYPE) { |
| method_type* method_item = (method_type*)item; |
| if (method_item->hasId) { |
| hasAssignedIds = true; |
| method_item->assigned_id = atoi(method_item->id.data); |
| // Ensure that the user set id is not duplicated. |
| if (usedIds.find(method_item->assigned_id) != usedIds.end()) { |
| // We found a duplicate id, so throw an error. |
| fprintf(stderr, |
| "%s:%d Found duplicate method id (%d) for method: %s\n", |
| filename, method_item->id.lineno, |
| method_item->assigned_id, method_item->name.data); |
| return 1; |
| } |
| // Ensure that the user set id is within the appropriate limits |
| if (method_item->assigned_id < MIN_USER_SET_METHOD_ID || |
| method_item->assigned_id > MAX_USER_SET_METHOD_ID) { |
| fprintf(stderr, "%s:%d Found out of bounds id (%d) for method: %s\n", |
| filename, method_item->id.lineno, |
| method_item->assigned_id, method_item->name.data); |
| fprintf(stderr, " Value for id must be between %d and %d inclusive.\n", |
| MIN_USER_SET_METHOD_ID, MAX_USER_SET_METHOD_ID); |
| return 1; |
| } |
| usedIds.insert(method_item->assigned_id); |
| } else { |
| hasUnassignedIds = true; |
| } |
| if (hasAssignedIds && hasUnassignedIds) { |
| fprintf(stderr, |
| "%s: You must either assign id's to all methods or to none of them.\n", |
| filename); |
| return 1; |
| } |
| } |
| item = item->next; |
| } |
| |
| // In the case that all methods have unassigned id's, set a unique id for them. |
| if (hasUnassignedIds) { |
| int newId = 0; |
| item = first_item; |
| while (item != NULL) { |
| if (item->item_type == METHOD_TYPE) { |
| method_type* method_item = (method_type*)item; |
| method_item->assigned_id = newId++; |
| } |
| item = item->next; |
| } |
| } |
| |
| // success |
| return 0; |
| } |
| |
| // ========================================================== |
| static int |
| compile_aidl(Options& options) |
| { |
| int err = 0, N; |
| |
| set_import_paths(options.importPaths); |
| |
| register_base_types(); |
| |
| // import the preprocessed file |
| N = options.preprocessedFiles.size(); |
| for (int i=0; i<N; i++) { |
| const string& s = options.preprocessedFiles[i]; |
| err |= parse_preprocessed_file(s); |
| } |
| if (err != 0) { |
| return err; |
| } |
| |
| // parse the main file |
| g_callbacks = &g_mainCallbacks; |
| err = parse_aidl(options.inputFileName.c_str()); |
| document_item_type* mainDoc = g_document; |
| g_document = NULL; |
| |
| // parse the imports |
| g_callbacks = &g_mainCallbacks; |
| import_info* import = g_imports; |
| while (import) { |
| if (NAMES.Find(import->neededClass) == NULL) { |
| import->filename = find_import_file(import->neededClass); |
| if (!import->filename) { |
| fprintf(stderr, "%s:%d: couldn't find import for class %s\n", |
| import->from, import->statement.lineno, |
| import->neededClass); |
| err |= 1; |
| } else { |
| err |= parse_aidl(import->filename); |
| import->doc = g_document; |
| if (import->doc == NULL) { |
| err |= 1; |
| } |
| } |
| } |
| import = import->next; |
| } |
| // bail out now if parsing wasn't successful |
| if (err != 0 || mainDoc == NULL) { |
| //fprintf(stderr, "aidl: parsing failed, stopping.\n"); |
| return 1; |
| } |
| |
| // complain about ones that aren't in the right files |
| err |= check_filenames(options.inputFileName.c_str(), mainDoc); |
| import = g_imports; |
| while (import) { |
| err |= check_filenames(import->filename, import->doc); |
| import = import->next; |
| } |
| |
| // gather the types that have been declared |
| err |= gather_types(options.inputFileName.c_str(), mainDoc); |
| import = g_imports; |
| while (import) { |
| err |= gather_types(import->filename, import->doc); |
| import = import->next; |
| } |
| |
| #if 0 |
| printf("---- main doc ----\n"); |
| test_document(mainDoc); |
| |
| import = g_imports; |
| while (import) { |
| printf("---- import doc ----\n"); |
| test_document(import->doc); |
| import = import->next; |
| } |
| NAMES.Dump(); |
| #endif |
| |
| // check the referenced types in mainDoc to make sure we've imported them |
| err |= check_types(options.inputFileName.c_str(), mainDoc); |
| |
| // finally, there really only needs to be one thing in mainDoc, and it |
| // needs to be an interface. |
| bool onlyParcelable = false; |
| err |= exactly_one_interface(options.inputFileName.c_str(), mainDoc, options, &onlyParcelable); |
| |
| // If this includes an interface definition, then assign method ids and validate. |
| if (!onlyParcelable) { |
| err |= check_and_assign_method_ids(options.inputFileName.c_str(), |
| ((interface_type*)mainDoc)->interface_items); |
| } |
| |
| // after this, there shouldn't be any more errors because of the |
| // input. |
| if (err != 0 || mainDoc == NULL) { |
| return 1; |
| } |
| |
| // if needed, generate the outputFileName from the outputBaseFolder |
| if (options.outputFileName.length() == 0 && |
| options.outputBaseFolder.length() > 0) { |
| options.outputFileName = generate_outputFileName(options, mainDoc); |
| } |
| |
| // if we were asked to, generate a make dependency file |
| // unless it's a parcelable *and* it's supposed to fail on parcelable |
| if ((options.autoDepFile || options.depFileName != "") && |
| !(onlyParcelable && options.failOnParcelable)) { |
| // make sure the folders of the output file all exists |
| check_outputFilePath(options.outputFileName); |
| generate_dep_file(options, mainDoc); |
| } |
| |
| // they didn't ask to fail on parcelables, so just exit quietly. |
| if (onlyParcelable && !options.failOnParcelable) { |
| return 0; |
| } |
| |
| // make sure the folders of the output file all exists |
| check_outputFilePath(options.outputFileName); |
| |
| err = generate_java(options.outputFileName, options.inputFileName.c_str(), |
| (interface_type*)mainDoc); |
| |
| return err; |
| } |
| |
| static int |
| preprocess_aidl(const Options& options) |
| { |
| vector<string> lines; |
| int err; |
| |
| // read files |
| int N = options.filesToPreprocess.size(); |
| for (int i=0; i<N; i++) { |
| g_callbacks = &g_mainCallbacks; |
| err = parse_aidl(options.filesToPreprocess[i].c_str()); |
| if (err != 0) { |
| return err; |
| } |
| document_item_type* doc = g_document; |
| string line; |
| if (doc->item_type == USER_DATA_TYPE) { |
| user_data_type* parcelable = (user_data_type*)doc; |
| if ((parcelable->flattening_methods & PARCELABLE_DATA) != 0) { |
| line = "parcelable "; |
| } |
| if ((parcelable->flattening_methods & RPC_DATA) != 0) { |
| line = "flattenable "; |
| } |
| if (parcelable->package) { |
| line += parcelable->package; |
| line += '.'; |
| } |
| line += parcelable->name.data; |
| } else { |
| line = "interface "; |
| interface_type* iface = (interface_type*)doc; |
| if (iface->package) { |
| line += iface->package; |
| line += '.'; |
| } |
| line += iface->name.data; |
| } |
| line += ";\n"; |
| lines.push_back(line); |
| } |
| |
| // write preprocessed file |
| int fd = open( options.outputFileName.c_str(), |
| O_RDWR|O_CREAT|O_TRUNC|O_BINARY, |
| #ifdef HAVE_MS_C_RUNTIME |
| _S_IREAD|_S_IWRITE); |
| #else |
| S_IRUSR|S_IWUSR|S_IRGRP); |
| #endif |
| if (fd == -1) { |
| fprintf(stderr, "aidl: could not open file for write: %s\n", |
| options.outputFileName.c_str()); |
| return 1; |
| } |
| |
| N = lines.size(); |
| for (int i=0; i<N; i++) { |
| const string& s = lines[i]; |
| int len = s.length(); |
| if (len != write(fd, s.c_str(), len)) { |
| fprintf(stderr, "aidl: error writing to file %s\n", |
| options.outputFileName.c_str()); |
| close(fd); |
| unlink(options.outputFileName.c_str()); |
| return 1; |
| } |
| } |
| |
| close(fd); |
| return 0; |
| } |
| |
| // ========================================================== |
| int |
| main(int argc, const char **argv) |
| { |
| Options options; |
| int result = parse_options(argc, argv, &options); |
| if (result) { |
| return result; |
| } |
| |
| switch (options.task) |
| { |
| case COMPILE_AIDL: |
| return compile_aidl(options); |
| case PREPROCESS_AIDL: |
| return preprocess_aidl(options); |
| } |
| fprintf(stderr, "aidl: internal error\n"); |
| return 1; |
| } |