From: David ‘Bombe’ Roden <bombe@pterodactylus.net>
Date: Sat, 5 Jul 2008 21:40:17 +0000 (+0200)
Subject: start implementation of binary parsing
X-Git-Tag: 0.1~14
X-Git-Url: https://git.pterodactylus.net/?a=commitdiff_plain;h=2e311f5feab0d242fc617dc070305185242f7aad;p=ecparse.git

start implementation of binary parsing
---

diff --git a/CollectionReader.cpp b/CollectionReader.cpp
index f58e5bc..ade7622 100644
--- a/CollectionReader.cpp
+++ b/CollectionReader.cpp
@@ -4,6 +4,7 @@
 
 #include <stdlib.h>
 #include <string.h>
+#include <stdint.h>
 #include "CollectionReader.h"
 #include "GlobalSettings.h"
 
@@ -67,6 +68,54 @@ ED2KLink* CollectionReader::getNextLink() {
 		free(line);
 		return ed2kLink;
 	} else {
+		/* read header */
+		if (!ensureBufferCapacity(4)) {
+			return NULL;
+		}
+		uint32_t headerTagCount = 0;
+		growingBuffer.read(&headerTagCount, 4);
+		GlobalSettings::isVerbose() && fprintf(stderr, "[%s:%d] will read %d header tags.\n", __FILE__, __LINE__, headerTagCount);
+		for (uint32_t headerTagIndex = 0; headerTagIndex < headerTagCount; headerTagIndex++) {
+			uint8_t tagType = 0;
+			if (!ensureBufferCapacity(1)) {
+				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);
+				} else {
+					GlobalSettings::isVerbose() && fprintf(stderr, "[%s:%d] unknown tag: “%s”.\n", __FILE__, __LINE__, tagValue);
+				}
+			} else if (tagType == 0x07) {
+			}
+		}
 	}
 	return NULL;
 }