#include <stdlib.h>
#include <string.h>
-#include <stdint.h>
#include "CollectionReader.h"
#include "GlobalSettings.h"
return indexOfLineBreak != (size_t) -1;
}
+StringTag* CollectionReader::readStringTag(bool header) {
+ if (header) {
+ uint16_t unknown = 0;
+ if (!ensureBufferCapacity(2)) {
+ return NULL;
+ }
+ growingBuffer.read(&unknown, 2);
+ }
+ uint8_t tagName = 0;
+ if (!ensureBufferCapacity(1)) {
+ return NULL;
+ }
+ growingBuffer.read(&tagName, 1);
+ GlobalSettings::isVerbose() && fprintf(stderr, "[%s:%d] read tag name %d.\n", __FILE__, __LINE__, tagName);
+ uint16_t tagLength = 0;
+ if (!ensureBufferCapacity(2)) {
+ return NULL;
+ }
+ growingBuffer.read(&tagLength, 2);
+ GlobalSettings::isVerbose() && fprintf(stderr, "[%s:%d] read tag length %d.\n", __FILE__, __LINE__, tagLength);
+ char* tagValue = (char*) malloc(tagLength + 1);
+ if (!ensureBufferCapacity(tagLength)) {
+ return NULL;
+ }
+ growingBuffer.read(tagValue, tagLength);
+ tagValue[tagLength] = '\0';
+ StringTag* stringTag = new StringTag(tagName, tagValue);
+ free(tagValue);
+ return stringTag;
+}
+
+BlobTag* CollectionReader::readBlobTag(bool header) {
+ if (header) {
+ uint16_t unknown = 0;
+ if (!ensureBufferCapacity(2)) {
+ return NULL;
+ }
+ growingBuffer.read(&unknown, 2);
+ }
+ uint8_t tagName = 0;
+ if (!ensureBufferCapacity(1)) {
+ return NULL;
+ }
+ growingBuffer.read(&tagName, 1);
+ GlobalSettings::isVerbose() && fprintf(stderr, "[%s:%d] read tag name %d.\n", __FILE__, __LINE__, tagName);
+ uint32_t tagLength = 0;
+ if (!ensureBufferCapacity(4)) {
+ return NULL;
+ }
+ growingBuffer.read(&tagLength, 4);
+ GlobalSettings::isVerbose() && fprintf(stderr, "[%s:%d] read tag length %d.\n", __FILE__, __LINE__, tagLength);
+ void* tagValue = (char*) malloc(tagLength);
+ if (!ensureBufferCapacity(tagLength)) {
+ return NULL;
+ }
+ growingBuffer.read(tagValue, tagLength);
+ BlobTag* blobTag = new BlobTag(tagName, tagValue, tagLength);
+ free(tagValue);
+ return blobTag;
+}
+
ED2KLink* CollectionReader::getNextLink() {
if (readerInput->isEOF() && !growingBuffer.getRemaining()) {
GlobalSettings::isVerbose() && fprintf(stderr, "[%s:%d] readInput EOF reached.\n", __FILE__, __LINE__);
GlobalSettings::isVerbose() && fprintf(stderr, "[%s:%d] readInput EOF reached.\n", __FILE__, __LINE__);
return NULL;
}
- firstLink = false;
}
if (isTextCollection) {
while (!readerInput->isEOF() && !isLineBreakPresent()) {
ED2KLink* ed2kLink = ED2KLink::parseED2KLink(line);
free(line);
return ed2kLink;
- } else {
+ }
+ if (firstLink) {
/* read header */
if (!ensureBufferCapacity(4)) {
return NULL;
growingBuffer.read(&tagType, 1);
GlobalSettings::isVerbose() && fprintf(stderr, "[%s:%d] read tag type %d.\n", __FILE__, __LINE__, tagType);
if (tagType == 0x02) {
- uint16_t unknown = 0;
- if (!ensureBufferCapacity(2)) {
- return NULL;
- }
- growingBuffer.read(&unknown, 2);
- uint8_t tagName = 0;
- if (!ensureBufferCapacity(1)) {
- return NULL;
- }
- growingBuffer.read(&tagName, 1);
- GlobalSettings::isVerbose() && fprintf(stderr, "[%s:%d] read tag name %d.\n", __FILE__, __LINE__, tagName);
- uint16_t tagLength = 0;
- if (!ensureBufferCapacity(2)) {
- return NULL;
- }
- growingBuffer.read(&tagLength, 2);
- GlobalSettings::isVerbose() && fprintf(stderr, "[%s:%d] read tag length %d.\n", __FILE__, __LINE__, tagLength);
- char* tagValue = (char*) malloc(tagLength + 1);
- if (!ensureBufferCapacity(tagLength)) {
- return NULL;
- }
- growingBuffer.read(tagValue, tagLength);
- tagValue[tagLength] = '\0';
- if (tagName == 0x01) {
- GlobalSettings::isVerbose() && fprintf(stderr, "[%s:%d] read FT_FILENAME: “%s”.\n", __FILE__, __LINE__, tagValue);
- } else if (tagName == 0x31) {
- GlobalSettings::isVerbose() && fprintf(stderr, "[%s:%d] read FT_COLLECTIONAUTHOR: “%s”.\n", __FILE__, __LINE__, tagValue);
+ StringTag* stringTag = readStringTag(true);
+ if (stringTag->getId() == 0x01) {
+ GlobalSettings::isVerbose() && fprintf(stderr, "[%s:%d] FT_FILENAME: “%s”\n", __FILE__, __LINE__, (char*) stringTag->getValue());
+ } else if (stringTag->getId() == 0x31) {
+ GlobalSettings::isVerbose() && fprintf(stderr, "[%s:%d] FT_COLLECTIONAUTHOR: “%s”\n", __FILE__, __LINE__, (char*) stringTag->getValue());
} else {
- GlobalSettings::isVerbose() && fprintf(stderr, "[%s:%d] unknown tag: “%s”.\n", __FILE__, __LINE__, tagValue);
+ GlobalSettings::isVerbose() && fprintf(stderr, "[%s:%d] unknown string in header: “%s”\n", __FILE__, __LINE__, (char*) stringTag->getValue());
}
} else if (tagType == 0x07) {
+ BlobTag* blobTag = readBlobTag(true);
+ if (blobTag->getId() == 0x32) {
+ GlobalSettings::isVerbose() && fprintf(stderr, "[%s:%d] FT_COLLECTIONAUTHORKEY: %d bytes.\n", __FILE__, __LINE__, blobTag->getSize());
+ } else {
+ GlobalSettings::isVerbose() && fprintf(stderr, "[%s:%d] unknown block in header: %d bytes.\n", __FILE__, __LINE__, blobTag->getSize());
+ }
+ } else {
+ GlobalSettings::isVerbose() && fprintf(stderr, "[%s:%d] unknown tag type: %02x.\n", __FILE__, __LINE__, tagType);
}
}
+ fileCollectionCount = 0;
+ if (!ensureBufferCapacity(4)) {
+ return NULL;
+ }
+ growingBuffer.read(&fileCollectionCount, 4);
+ GlobalSettings::isVerbose() && fprintf(stderr, "[%s:%d] will read %d file tags.\n", __FILE__, __LINE__, fileCollectionCount);
+ collectionFileIndex = 0;
+ firstLink = false;
+ }
+ if (collectionFileIndex < fileCollectionCount) {
+ } else {
+ GlobalSettings::isVerbose() && fprintf(stderr, "[%s:%d] reached end of collection.\n", __FILE__, __LINE__);
}
return NULL;
}
}
void CollectionReader::identifyCollectionType() {
- int version;
size_t readBytes;
readBytes = readerInput->read(&version, 4);
} else if (!strncmp("ed2k", (char*) &version, 4)) {
isTextCollection = true;
growingBuffer.write(&version, 4);
+ version = 0;
GlobalSettings::isVerbose() && fprintf(stderr, "[%s:%d] identified text collection\n", __FILE__, __LINE__);
} else {
GlobalSettings::isVerbose() && fprintf(stderr, "[%s:%d] could not identify collection!\n", __FILE__, __LINE__);