1159 lines
37 KiB
C++
1159 lines
37 KiB
C++
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#include "aidl_language.h"
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#include "options.h"
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#include "search_path.h"
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#include "Type.h"
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#include "generate_java.h"
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#include <unistd.h>
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#include <fcntl.h>
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#include <sys/param.h>
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#include <sys/stat.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <map>
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#ifdef HAVE_MS_C_RUNTIME
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#include <io.h>
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#include <direct.h>
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#include <sys/stat.h>
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#endif
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#ifndef O_BINARY
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# define O_BINARY 0
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#endif
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// The following are gotten as the offset from the allowable id's between
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// android.os.IBinder.FIRST_CALL_TRANSACTION=1 and
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// android.os.IBinder.LAST_CALL_TRANSACTION=16777215
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#define MIN_USER_SET_METHOD_ID 0
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#define MAX_USER_SET_METHOD_ID 16777214
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using namespace std;
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static void
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test_document(document_item_type* d)
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{
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while (d) {
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if (d->item_type == INTERFACE_TYPE_BINDER) {
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interface_type* c = (interface_type*)d;
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printf("interface %s %s {\n", c->package, c->name.data);
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interface_item_type *q = (interface_item_type*)c->interface_items;
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while (q) {
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if (q->item_type == METHOD_TYPE) {
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method_type *m = (method_type*)q;
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printf(" %s %s(", m->type.type.data, m->name.data);
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arg_type *p = m->args;
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while (p) {
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printf("%s %s",p->type.type.data,p->name.data);
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if (p->next) printf(", ");
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p=p->next;
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}
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printf(")");
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printf(";\n");
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}
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q=q->next;
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}
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printf("}\n");
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}
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else if (d->item_type == USER_DATA_TYPE) {
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user_data_type* b = (user_data_type*)d;
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if ((b->flattening_methods & PARCELABLE_DATA) != 0) {
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printf("parcelable %s %s;\n", b->package, b->name.data);
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}
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if ((b->flattening_methods & RPC_DATA) != 0) {
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printf("flattenable %s %s;\n", b->package, b->name.data);
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}
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}
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else {
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printf("UNKNOWN d=0x%08lx d->item_type=%d\n", (long)d, d->item_type);
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}
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d = d->next;
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}
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}
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// ==========================================================
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int
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convert_direction(const char* direction)
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{
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if (direction == NULL) {
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return IN_PARAMETER;
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}
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if (0 == strcmp(direction, "in")) {
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return IN_PARAMETER;
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}
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if (0 == strcmp(direction, "out")) {
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return OUT_PARAMETER;
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}
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return INOUT_PARAMETER;
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}
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// ==========================================================
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struct import_info {
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const char* from;
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const char* filename;
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buffer_type statement;
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const char* neededClass;
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document_item_type* doc;
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struct import_info* next;
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};
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document_item_type* g_document = NULL;
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import_info* g_imports = NULL;
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static void
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main_document_parsed(document_item_type* d)
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{
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g_document = d;
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}
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static void
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main_import_parsed(buffer_type* statement)
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{
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import_info* import = (import_info*)malloc(sizeof(import_info));
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memset(import, 0, sizeof(import_info));
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import->from = strdup(g_currentFilename);
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import->statement.lineno = statement->lineno;
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import->statement.data = strdup(statement->data);
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import->statement.extra = NULL;
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import->next = g_imports;
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import->neededClass = parse_import_statement(statement->data);
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g_imports = import;
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}
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static ParserCallbacks g_mainCallbacks = {
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&main_document_parsed,
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&main_import_parsed
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};
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char*
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parse_import_statement(const char* text)
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{
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const char* end;
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int len;
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while (isspace(*text)) {
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text++;
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}
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while (!isspace(*text)) {
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text++;
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}
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while (isspace(*text)) {
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text++;
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}
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end = text;
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while (!isspace(*end) && *end != ';') {
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end++;
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}
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len = end-text;
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char* rv = (char*)malloc(len+1);
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memcpy(rv, text, len);
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rv[len] = '\0';
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return rv;
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}
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// ==========================================================
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static void
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import_import_parsed(buffer_type* statement)
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{
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}
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static ParserCallbacks g_importCallbacks = {
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&main_document_parsed,
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&import_import_parsed
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};
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// ==========================================================
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static int
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check_filename(const char* filename, const char* package, buffer_type* name)
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{
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const char* p;
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string expected;
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string fn;
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size_t len;
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char cwd[MAXPATHLEN];
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bool valid = false;
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#ifdef HAVE_WINDOWS_PATHS
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if (isalpha(filename[0]) && filename[1] == ':'
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&& filename[2] == OS_PATH_SEPARATOR) {
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#else
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if (filename[0] == OS_PATH_SEPARATOR) {
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#endif
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fn = filename;
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} else {
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fn = getcwd(cwd, sizeof(cwd));
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len = fn.length();
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if (fn[len-1] != OS_PATH_SEPARATOR) {
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fn += OS_PATH_SEPARATOR;
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}
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fn += filename;
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}
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if (package) {
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expected = package;
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expected += '.';
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}
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len = expected.length();
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for (size_t i=0; i<len; i++) {
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if (expected[i] == '.') {
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expected[i] = OS_PATH_SEPARATOR;
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}
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}
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p = strchr(name->data, '.');
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len = p ? p-name->data : strlen(name->data);
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expected.append(name->data, len);
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expected += ".aidl";
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len = fn.length();
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valid = (len >= expected.length());
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if (valid) {
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p = fn.c_str() + (len - expected.length());
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#ifdef HAVE_WINDOWS_PATHS
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if (OS_PATH_SEPARATOR != '/') {
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// Input filename under cygwin most likely has / separators
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// whereas the expected string uses \\ separators. Adjust
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// them accordingly.
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for (char *c = const_cast<char *>(p); *c; ++c) {
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if (*c == '/') *c = OS_PATH_SEPARATOR;
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}
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}
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#endif
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// aidl assumes case-insensitivity on Mac Os and Windows.
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#if defined(__linux__)
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valid = (expected == p);
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#else
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valid = !strcasecmp(expected.c_str(), p);
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#endif
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}
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if (!valid) {
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fprintf(stderr, "%s:%d interface %s should be declared in a file"
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" called %s.\n",
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filename, name->lineno, name->data, expected.c_str());
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return 1;
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}
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return 0;
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}
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static int
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check_filenames(const char* filename, document_item_type* items)
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{
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int err = 0;
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while (items) {
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if (items->item_type == USER_DATA_TYPE) {
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user_data_type* p = (user_data_type*)items;
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err |= check_filename(filename, p->package, &p->name);
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}
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else if (items->item_type == INTERFACE_TYPE_BINDER
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|| items->item_type == INTERFACE_TYPE_RPC) {
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interface_type* c = (interface_type*)items;
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err |= check_filename(filename, c->package, &c->name);
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}
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else {
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fprintf(stderr, "aidl: internal error unkown document type %d.\n",
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items->item_type);
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return 1;
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}
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items = items->next;
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}
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return err;
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}
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// ==========================================================
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static const char*
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kind_to_string(int kind)
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{
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switch (kind)
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{
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case Type::INTERFACE:
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return "an interface";
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case Type::USERDATA:
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return "a user data";
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default:
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return "ERROR";
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}
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}
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static char*
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rfind(char* str, char c)
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{
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char* p = str + strlen(str) - 1;
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while (p >= str) {
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if (*p == c) {
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return p;
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}
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p--;
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}
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return NULL;
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}
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static int
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gather_types(const char* filename, document_item_type* items)
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{
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int err = 0;
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while (items) {
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Type* type;
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if (items->item_type == USER_DATA_TYPE) {
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user_data_type* p = (user_data_type*)items;
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type = new UserDataType(p->package ? p->package : "", p->name.data,
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false, ((p->flattening_methods & PARCELABLE_DATA) != 0),
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((p->flattening_methods & RPC_DATA) != 0), filename, p->name.lineno);
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}
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else if (items->item_type == INTERFACE_TYPE_BINDER
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|| items->item_type == INTERFACE_TYPE_RPC) {
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interface_type* c = (interface_type*)items;
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type = new InterfaceType(c->package ? c->package : "",
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c->name.data, false, c->oneway,
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filename, c->name.lineno);
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}
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else {
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fprintf(stderr, "aidl: internal error %s:%d\n", __FILE__, __LINE__);
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return 1;
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}
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Type* old = NAMES.Find(type->QualifiedName());
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if (old == NULL) {
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NAMES.Add(type);
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if (items->item_type == INTERFACE_TYPE_BINDER) {
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// for interfaces, also add the stub and proxy types, we don't
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// bother checking these for duplicates, because the parser
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// won't let us do it.
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interface_type* c = (interface_type*)items;
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string name = c->name.data;
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name += ".Stub";
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Type* stub = new Type(c->package ? c->package : "",
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name, Type::GENERATED, false, false, false,
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filename, c->name.lineno);
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NAMES.Add(stub);
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name = c->name.data;
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name += ".Stub.Proxy";
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Type* proxy = new Type(c->package ? c->package : "",
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name, Type::GENERATED, false, false, false,
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filename, c->name.lineno);
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NAMES.Add(proxy);
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}
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else if (items->item_type == INTERFACE_TYPE_RPC) {
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// for interfaces, also add the service base type, we don't
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// bother checking these for duplicates, because the parser
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// won't let us do it.
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interface_type* c = (interface_type*)items;
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string name = c->name.data;
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name += ".ServiceBase";
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Type* base = new Type(c->package ? c->package : "",
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name, Type::GENERATED, false, false, false,
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filename, c->name.lineno);
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NAMES.Add(base);
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}
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} else {
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if (old->Kind() == Type::BUILT_IN) {
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fprintf(stderr, "%s:%d attempt to redefine built in class %s\n",
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filename, type->DeclLine(),
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type->QualifiedName().c_str());
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err = 1;
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}
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else if (type->Kind() != old->Kind()) {
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const char* oldKind = kind_to_string(old->Kind());
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const char* newKind = kind_to_string(type->Kind());
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fprintf(stderr, "%s:%d attempt to redefine %s as %s,\n",
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filename, type->DeclLine(),
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type->QualifiedName().c_str(), newKind);
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fprintf(stderr, "%s:%d previously defined here as %s.\n",
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old->DeclFile().c_str(), old->DeclLine(), oldKind);
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err = 1;
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}
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}
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items = items->next;
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}
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return err;
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}
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// ==========================================================
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static bool
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matches_keyword(const char* str)
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{
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static const char* KEYWORDS[] = { "abstract", "assert", "boolean", "break",
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"byte", "case", "catch", "char", "class", "const", "continue",
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"default", "do", "double", "else", "enum", "extends", "final",
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"finally", "float", "for", "goto", "if", "implements", "import",
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"instanceof", "int", "interface", "long", "native", "new", "package",
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"private", "protected", "public", "return", "short", "static",
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"strictfp", "super", "switch", "synchronized", "this", "throw",
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"throws", "transient", "try", "void", "volatile", "while",
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"true", "false", "null",
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NULL
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};
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const char** k = KEYWORDS;
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while (*k) {
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if (0 == strcmp(str, *k)) {
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return true;
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}
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k++;
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}
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return false;
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}
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|
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static int
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check_method(const char* filename, int kind, method_type* m)
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{
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int err = 0;
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// return type
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Type* returnType = NAMES.Search(m->type.type.data);
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if (returnType == NULL) {
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fprintf(stderr, "%s:%d unknown return type %s\n", filename,
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m->type.type.lineno, m->type.type.data);
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err = 1;
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return err;
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}
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|
|
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if (returnType == EVENT_FAKE_TYPE) {
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if (kind != INTERFACE_TYPE_RPC) {
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fprintf(stderr, "%s:%d event methods only supported for rpc interfaces\n",
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filename, m->type.type.lineno);
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err = 1;
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}
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} else {
|
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if (!(kind == INTERFACE_TYPE_BINDER ? returnType->CanWriteToParcel()
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: returnType->CanWriteToRpcData())) {
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fprintf(stderr, "%s:%d return type %s can't be marshalled.\n", filename,
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m->type.type.lineno, m->type.type.data);
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err = 1;
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}
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}
|
|
|
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if (m->type.dimension > 0 && !returnType->CanBeArray()) {
|
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fprintf(stderr, "%s:%d return type %s%s can't be an array.\n", filename,
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m->type.array_token.lineno, m->type.type.data,
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m->type.array_token.data);
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err = 1;
|
|
}
|
|
|
|
if (m->type.dimension > 1) {
|
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fprintf(stderr, "%s:%d return type %s%s only one"
|
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" dimensional arrays are supported\n", filename,
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m->type.array_token.lineno, m->type.type.data,
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m->type.array_token.data);
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err = 1;
|
|
}
|
|
|
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int index = 1;
|
|
|
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arg_type* arg = m->args;
|
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while (arg) {
|
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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",
|
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filename, m->type.type.lineno, arg->name.data, index,
|
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arg->type.type.data);
|
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err = 1;
|
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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);
|
|
fclose(f);
|
|
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;
|
|
}
|