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-rw-r--r--widget/gonk/libui/Tokenizer.cpp175
1 files changed, 0 insertions, 175 deletions
diff --git a/widget/gonk/libui/Tokenizer.cpp b/widget/gonk/libui/Tokenizer.cpp
deleted file mode 100644
index 2f585cb4e..000000000
--- a/widget/gonk/libui/Tokenizer.cpp
+++ /dev/null
@@ -1,175 +0,0 @@
-/*
- * Copyright (C) 2010 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- * http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-#define LOG_TAG "Tokenizer"
-#include "cutils_log.h"
-
-#include <stdlib.h>
-#include <unistd.h>
-#include <fcntl.h>
-#include <errno.h>
-#include <sys/types.h>
-#include <sys/stat.h>
-#include "Tokenizer.h"
-
-// Enables debug output for the tokenizer.
-#define DEBUG_TOKENIZER 0
-
-
-namespace android {
-
-static inline bool isDelimiter(char ch, const char* delimiters) {
- return strchr(delimiters, ch) != NULL;
-}
-
-Tokenizer::Tokenizer(const String8& filename, FileMap* fileMap, char* buffer,
- bool ownBuffer, size_t length) :
- mFilename(filename), mFileMap(fileMap),
- mBuffer(buffer), mOwnBuffer(ownBuffer), mLength(length),
- mCurrent(buffer), mLineNumber(1) {
-}
-
-Tokenizer::~Tokenizer() {
- if (mFileMap) {
- mFileMap->release();
- }
- if (mOwnBuffer) {
- delete[] mBuffer;
- }
-}
-
-status_t Tokenizer::open(const String8& filename, Tokenizer** outTokenizer) {
- *outTokenizer = NULL;
-
- int result = NO_ERROR;
- int fd = ::open(filename.string(), O_RDONLY);
- if (fd < 0) {
- result = -errno;
- ALOGE("Error opening file '%s', %s.", filename.string(), strerror(errno));
- } else {
- struct stat stat;
- if (fstat(fd, &stat)) {
- result = -errno;
- ALOGE("Error getting size of file '%s', %s.", filename.string(), strerror(errno));
- } else {
- size_t length = size_t(stat.st_size);
-
- FileMap* fileMap = new FileMap();
- bool ownBuffer = false;
- char* buffer;
- if (fileMap->create(NULL, fd, 0, length, true)) {
- fileMap->advise(FileMap::SEQUENTIAL);
- buffer = static_cast<char*>(fileMap->getDataPtr());
- } else {
- fileMap->release();
- fileMap = NULL;
-
- // Fall back to reading into a buffer since we can't mmap files in sysfs.
- // The length we obtained from stat is wrong too (it will always be 4096)
- // so we must trust that read will read the entire file.
- buffer = new char[length];
- ownBuffer = true;
- ssize_t nrd = read(fd, buffer, length);
- if (nrd < 0) {
- result = -errno;
- ALOGE("Error reading file '%s', %s.", filename.string(), strerror(errno));
- delete[] buffer;
- buffer = NULL;
- } else {
- length = size_t(nrd);
- }
- }
-
- if (!result) {
- *outTokenizer = new Tokenizer(filename, fileMap, buffer, ownBuffer, length);
- }
- }
- close(fd);
- }
- return result;
-}
-
-status_t Tokenizer::fromContents(const String8& filename,
- const char* contents, Tokenizer** outTokenizer) {
- *outTokenizer = new Tokenizer(filename, NULL,
- const_cast<char*>(contents), false, strlen(contents));
- return OK;
-}
-
-String8 Tokenizer::getLocation() const {
- String8 result;
- result.appendFormat("%s:%d", mFilename.string(), mLineNumber);
- return result;
-}
-
-String8 Tokenizer::peekRemainderOfLine() const {
- const char* end = getEnd();
- const char* eol = mCurrent;
- while (eol != end) {
- char ch = *eol;
- if (ch == '\n') {
- break;
- }
- eol += 1;
- }
- return String8(mCurrent, eol - mCurrent);
-}
-
-String8 Tokenizer::nextToken(const char* delimiters) {
-#if DEBUG_TOKENIZER
- ALOGD("nextToken");
-#endif
- const char* end = getEnd();
- const char* tokenStart = mCurrent;
- while (mCurrent != end) {
- char ch = *mCurrent;
- if (ch == '\n' || isDelimiter(ch, delimiters)) {
- break;
- }
- mCurrent += 1;
- }
- return String8(tokenStart, mCurrent - tokenStart);
-}
-
-void Tokenizer::nextLine() {
-#if DEBUG_TOKENIZER
- ALOGD("nextLine");
-#endif
- const char* end = getEnd();
- while (mCurrent != end) {
- char ch = *(mCurrent++);
- if (ch == '\n') {
- mLineNumber += 1;
- break;
- }
- }
-}
-
-void Tokenizer::skipDelimiters(const char* delimiters) {
-#if DEBUG_TOKENIZER
- ALOGD("skipDelimiters");
-#endif
- const char* end = getEnd();
- while (mCurrent != end) {
- char ch = *mCurrent;
- if (ch == '\n' || !isDelimiter(ch, delimiters)) {
- break;
- }
- mCurrent += 1;
- }
-}
-
-} // namespace android