summaryrefslogtreecommitdiffstats
path: root/src
diff options
context:
space:
mode:
Diffstat (limited to 'src')
-rw-r--r--src/Buffer.hpp63
-rw-r--r--src/CMakeLists.txt9
-rw-r--r--src/MinedMap.cpp17
-rw-r--r--src/NBT/ByteArrayTag.hpp62
-rw-r--r--src/NBT/ByteTag.hpp56
-rw-r--r--src/NBT/CompoundTag.hpp61
-rw-r--r--src/NBT/DoubleTag.hpp59
-rw-r--r--src/NBT/EndTag.hpp48
-rw-r--r--src/NBT/FloatTag.hpp55
-rw-r--r--src/NBT/IntArrayTag.hpp68
-rw-r--r--src/NBT/IntTag.hpp59
-rw-r--r--src/NBT/ListTag.hpp65
-rw-r--r--src/NBT/LongTag.hpp63
-rw-r--r--src/NBT/ShortTag.hpp57
-rw-r--r--src/NBT/StringTag.hpp55
-rw-r--r--src/NBT/Tag.cpp105
-rw-r--r--src/NBT/Tag.hpp65
-rw-r--r--src/UniqueCPtr.hpp37
-rw-r--r--src/World/Chunk.cpp101
-rw-r--r--src/World/Chunk.hpp54
-rw-r--r--src/World/Region.cpp101
-rw-r--r--src/World/Region.hpp64
22 files changed, 1323 insertions, 1 deletions
diff --git a/src/Buffer.hpp b/src/Buffer.hpp
new file mode 100644
index 0000000..9af622d
--- /dev/null
+++ b/src/Buffer.hpp
@@ -0,0 +1,63 @@
+/*
+ Copyright (c) 2015, Matthias Schiffer <mschiffer@universe-factory.net>
+ All rights reserved.
+
+ Redistribution and use in source and binary forms, with or without
+ modification, are permitted provided that the following conditions are met:
+
+ 1. Redistributions of source code must retain the above copyright notice,
+ this list of conditions and the following disclaimer.
+ 2. Redistributions in binary form must reproduce the above copyright notice,
+ this list of conditions and the following disclaimer in the documentation
+ and/or other materials provided with the distribution.
+
+ THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+ DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
+ FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
+ SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
+ CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
+ OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+*/
+
+
+#pragma once
+
+#include <cstdint>
+#include <stdexcept>
+#include <string>
+
+
+namespace MinedMap {
+
+class Buffer {
+private:
+ const uint8_t *data;
+ size_t len;
+
+public:
+ Buffer(const uint8_t *data0, size_t len0) : data(data0), len(len0) {}
+
+ uint8_t get() {
+ if (!len)
+ throw std::runtime_error("Buffer::get(): buffer underrun");
+
+ data++;
+ len--;
+ return data[-1];
+ }
+
+ std::string getString(size_t n) {
+ if (n > len)
+ throw std::runtime_error("Buffer::get(): buffer underrun");
+
+ data += n;
+ len -= n;
+ return std::string(reinterpret_cast<const char *>(data - n), n);
+ }
+};
+
+}
diff --git a/src/CMakeLists.txt b/src/CMakeLists.txt
index 4559a19..df50419 100644
--- a/src/CMakeLists.txt
+++ b/src/CMakeLists.txt
@@ -1,3 +1,12 @@
+include_directories(${ZLIB_INCLUDE_DIRS})
+link_directories(${ZLIB_LIBRARY_DIRS})
+
add_executable(MinedMap
MinedMap.cpp
+ NBT/Tag.cpp
+ World/Chunk.cpp
+ World/Region.cpp
)
+set_target_properties(MinedMap PROPERTIES COMPILE_FLAGS "-std=c++11 -Wall ${ZLIB_CFLAGS_OTHER}")
+set_target_properties(MinedMap PROPERTIES LINK_FLAGS "${ZLIB_LDFLAGS_OTHER}")
+target_link_libraries(MinedMap ${ZLIB_LIBRARIES})
diff --git a/src/MinedMap.cpp b/src/MinedMap.cpp
index c28911a..306837d 100644
--- a/src/MinedMap.cpp
+++ b/src/MinedMap.cpp
@@ -24,6 +24,21 @@
*/
-int main() {
+#include "World/Region.hpp"
+
+#include <iostream>
+#include <unistd.h>
+
+
+int main(int argc, char *argv[]) {
+ using namespace MinedMap;
+
+ if (argc < 2) {
+ std::cerr << "Usage: " << argv[0] << " region" << std::endl;
+ return 1;
+ }
+
+ World::Region region(argv[1]);
+
return 0;
}
diff --git a/src/NBT/ByteArrayTag.hpp b/src/NBT/ByteArrayTag.hpp
new file mode 100644
index 0000000..d5a6333
--- /dev/null
+++ b/src/NBT/ByteArrayTag.hpp
@@ -0,0 +1,62 @@
+/*
+ Copyright (c) 2015, Matthias Schiffer <mschiffer@universe-factory.net>
+ All rights reserved.
+
+ Redistribution and use in source and binary forms, with or without
+ modification, are permitted provided that the following conditions are met:
+
+ 1. Redistributions of source code must retain the above copyright notice,
+ this list of conditions and the following disclaimer.
+ 2. Redistributions in binary form must reproduce the above copyright notice,
+ this list of conditions and the following disclaimer in the documentation
+ and/or other materials provided with the distribution.
+
+ THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+ DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
+ FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
+ SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
+ CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
+ OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+*/
+
+
+#pragma once
+
+#include "Tag.hpp"
+
+#include <vector>
+
+
+namespace MinedMap {
+namespace NBT {
+
+class ByteArrayTag : public Tag {
+private:
+ friend class Tag;
+
+ std::vector<uint8_t> value;
+
+ ByteArrayTag(Buffer *buffer) {
+ uint32_t len = uint32_t(buffer->get()) << 24;
+ len |= uint32_t(buffer->get()) << 16;
+ len |= uint32_t(buffer->get()) << 8;
+ len |= uint32_t(buffer->get());
+
+ value.resize(len);
+
+ for (uint32_t i = 0; i < len; i++)
+ value[i] = buffer->get();
+ }
+
+public:
+ virtual Type getType() const {
+ return Type::ByteArray;
+ }
+};
+
+}
+}
diff --git a/src/NBT/ByteTag.hpp b/src/NBT/ByteTag.hpp
new file mode 100644
index 0000000..cc4aba9
--- /dev/null
+++ b/src/NBT/ByteTag.hpp
@@ -0,0 +1,56 @@
+/*
+ Copyright (c) 2015, Matthias Schiffer <mschiffer@universe-factory.net>
+ All rights reserved.
+
+ Redistribution and use in source and binary forms, with or without
+ modification, are permitted provided that the following conditions are met:
+
+ 1. Redistributions of source code must retain the above copyright notice,
+ this list of conditions and the following disclaimer.
+ 2. Redistributions in binary form must reproduce the above copyright notice,
+ this list of conditions and the following disclaimer in the documentation
+ and/or other materials provided with the distribution.
+
+ THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+ DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
+ FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
+ SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
+ CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
+ OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+*/
+
+
+#pragma once
+
+#include "Tag.hpp"
+
+
+namespace MinedMap {
+namespace NBT {
+
+class ByteTag : public Tag {
+private:
+ friend class Tag;
+
+ uint8_t value;
+
+ ByteTag(Buffer *buffer) {
+ value = buffer->get();
+ }
+
+public:
+ virtual Type getType() const {
+ return Type::Byte;
+ }
+
+ uint8_t getValue() const {
+ return value;
+ }
+};
+
+}
+}
diff --git a/src/NBT/CompoundTag.hpp b/src/NBT/CompoundTag.hpp
new file mode 100644
index 0000000..99bbd94
--- /dev/null
+++ b/src/NBT/CompoundTag.hpp
@@ -0,0 +1,61 @@
+/*
+ Copyright (c) 2015, Matthias Schiffer <mschiffer@universe-factory.net>
+ All rights reserved.
+
+ Redistribution and use in source and binary forms, with or without
+ modification, are permitted provided that the following conditions are met:
+
+ 1. Redistributions of source code must retain the above copyright notice,
+ this list of conditions and the following disclaimer.
+ 2. Redistributions in binary form must reproduce the above copyright notice,
+ this list of conditions and the following disclaimer in the documentation
+ and/or other materials provided with the distribution.
+
+ THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+ DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
+ FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
+ SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
+ CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
+ OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+*/
+
+
+#pragma once
+
+#include "Tag.hpp"
+
+#include <string>
+#include <unordered_map>
+
+
+namespace MinedMap {
+namespace NBT {
+
+class CompoundTag : public Tag {
+private:
+ friend class Tag;
+
+ std::unordered_map<std::string, std::shared_ptr<Tag>> value;
+
+ CompoundTag(Buffer *buffer) {
+ while (true) {
+ std::pair<std::string, std::shared_ptr<Tag>> v = Tag::readNamedTag(buffer);
+ if (v.second->getType() == Type::End)
+ break;
+
+ value.insert(std::move(v));
+ }
+ }
+
+public:
+ virtual Type getType() const {
+ return Type::Compound;
+ }
+};
+
+}
+}
diff --git a/src/NBT/DoubleTag.hpp b/src/NBT/DoubleTag.hpp
new file mode 100644
index 0000000..327dcf5
--- /dev/null
+++ b/src/NBT/DoubleTag.hpp
@@ -0,0 +1,59 @@
+/*
+ Copyright (c) 2015, Matthias Schiffer <mschiffer@universe-factory.net>
+ All rights reserved.
+
+ Redistribution and use in source and binary forms, with or without
+ modification, are permitted provided that the following conditions are met:
+
+ 1. Redistributions of source code must retain the above copyright notice,
+ this list of conditions and the following disclaimer.
+ 2. Redistributions in binary form must reproduce the above copyright notice,
+ this list of conditions and the following disclaimer in the documentation
+ and/or other materials provided with the distribution.
+
+ THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+ DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
+ FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
+ SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
+ CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
+ OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+*/
+
+
+#pragma once
+
+#include "Tag.hpp"
+
+
+namespace MinedMap {
+namespace NBT {
+
+class DoubleTag : public Tag {
+private:
+ friend class Tag;
+
+ DoubleTag(Buffer *buffer) {
+ uint64_t value;
+
+ value = uint64_t(buffer->get()) << 56;
+ value |= uint64_t(buffer->get()) << 48;
+ value |= uint64_t(buffer->get()) << 40;
+ value |= uint64_t(buffer->get()) << 32;
+ value |= uint64_t(buffer->get()) << 24;
+ value |= uint64_t(buffer->get()) << 16;
+ value |= uint64_t(buffer->get()) << 8;
+ value |= uint64_t(buffer->get());
+ }
+
+public:
+ virtual Type getType() const {
+ return Type::Double;
+ }
+};
+
+}
+}
diff --git a/src/NBT/EndTag.hpp b/src/NBT/EndTag.hpp
new file mode 100644
index 0000000..c969e98
--- /dev/null
+++ b/src/NBT/EndTag.hpp
@@ -0,0 +1,48 @@
+/*
+ Copyright (c) 2015, Matthias Schiffer <mschiffer@universe-factory.net>
+ All rights reserved.
+
+ Redistribution and use in source and binary forms, with or without
+ modification, are permitted provided that the following conditions are met:
+
+ 1. Redistributions of source code must retain the above copyright notice,
+ this list of conditions and the following disclaimer.
+ 2. Redistributions in binary form must reproduce the above copyright notice,
+ this list of conditions and the following disclaimer in the documentation
+ and/or other materials provided with the distribution.
+
+ THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+ DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
+ FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
+ SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
+ CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
+ OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+*/
+
+
+#pragma once
+
+#include "Tag.hpp"
+
+
+namespace MinedMap {
+namespace NBT {
+
+class EndTag : public Tag {
+private:
+ friend class Tag;
+
+ EndTag() {}
+
+public:
+ virtual Type getType() const {
+ return Type::End;
+ }
+};
+
+}
+}
diff --git a/src/NBT/FloatTag.hpp b/src/NBT/FloatTag.hpp
new file mode 100644
index 0000000..8859f94
--- /dev/null
+++ b/src/NBT/FloatTag.hpp
@@ -0,0 +1,55 @@
+/*
+ Copyright (c) 2015, Matthias Schiffer <mschiffer@universe-factory.net>
+ All rights reserved.
+
+ Redistribution and use in source and binary forms, with or without
+ modification, are permitted provided that the following conditions are met:
+
+ 1. Redistributions of source code must retain the above copyright notice,
+ this list of conditions and the following disclaimer.
+ 2. Redistributions in binary form must reproduce the above copyright notice,
+ this list of conditions and the following disclaimer in the documentation
+ and/or other materials provided with the distribution.
+
+ THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+ DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
+ FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
+ SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
+ CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
+ OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+*/
+
+
+#pragma once
+
+#include "Tag.hpp"
+
+
+namespace MinedMap {
+namespace NBT {
+
+class FloatTag : public Tag {
+private:
+ friend class Tag;
+
+ FloatTag(Buffer *buffer) {
+ uint32_t value;
+
+ value = uint32_t(buffer->get()) << 24;
+ value |= uint32_t(buffer->get()) << 16;
+ value |= uint32_t(buffer->get()) << 8;
+ value |= uint32_t(buffer->get());
+ }
+
+public:
+ virtual Type getType() const {
+ return Type::Float;
+ }
+};
+
+}
+}
diff --git a/src/NBT/IntArrayTag.hpp b/src/NBT/IntArrayTag.hpp
new file mode 100644
index 0000000..e9b0d3d
--- /dev/null
+++ b/src/NBT/IntArrayTag.hpp
@@ -0,0 +1,68 @@
+/*
+ Copyright (c) 2015, Matthias Schiffer <mschiffer@universe-factory.net>
+ All rights reserved.
+
+ Redistribution and use in source and binary forms, with or without
+ modification, are permitted provided that the following conditions are met:
+
+ 1. Redistributions of source code must retain the above copyright notice,
+ this list of conditions and the following disclaimer.
+ 2. Redistributions in binary form must reproduce the above copyright notice,
+ this list of conditions and the following disclaimer in the documentation
+ and/or other materials provided with the distribution.
+
+ THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+ DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
+ FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
+ SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
+ CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
+ OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+*/
+
+
+#pragma once
+
+#include "Tag.hpp"
+
+#include <vector>
+
+
+namespace MinedMap {
+namespace NBT {
+
+class IntArrayTag : public Tag {
+private:
+ friend class Tag;
+
+ std::vector<uint32_t> value;
+
+ IntArrayTag(Buffer *buffer) {
+ uint32_t len = uint32_t(buffer->get()) << 24;
+ len |= uint32_t(buffer->get()) << 16;
+ len |= uint32_t(buffer->get()) << 8;
+ len |= uint32_t(buffer->get());
+
+ value.resize(len);
+
+ for (uint32_t i = 0; i < len; i++) {
+ uint32_t v = uint32_t(buffer->get()) << 24;
+ v |= uint32_t(buffer->get()) << 16;
+ v |= uint32_t(buffer->get()) << 8;
+ v |= uint32_t(buffer->get());
+
+ value[i] = v;
+ }
+ }
+
+public:
+ virtual Type getType() const {
+ return Type::IntArray;
+ }
+};
+
+}
+}
diff --git a/src/NBT/IntTag.hpp b/src/NBT/IntTag.hpp
new file mode 100644
index 0000000..9e7b3db
--- /dev/null
+++ b/src/NBT/IntTag.hpp
@@ -0,0 +1,59 @@
+/*
+ Copyright (c) 2015, Matthias Schiffer <mschiffer@universe-factory.net>
+ All rights reserved.
+
+ Redistribution and use in source and binary forms, with or without
+ modification, are permitted provided that the following conditions are met:
+
+ 1. Redistributions of source code must retain the above copyright notice,
+ this list of conditions and the following disclaimer.
+ 2. Redistributions in binary form must reproduce the above copyright notice,
+ this list of conditions and the following disclaimer in the documentation
+ and/or other materials provided with the distribution.
+
+ THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+ DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
+ FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
+ SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
+ CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
+ OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+*/
+
+
+#pragma once
+
+#include "Tag.hpp"
+
+
+namespace MinedMap {
+namespace NBT {
+
+class IntTag : public Tag {
+private:
+ friend class Tag;
+
+ uint32_t value;
+
+ IntTag(Buffer *buffer) {
+ value = uint32_t(buffer->get()) << 24;
+ value |= uint32_t(buffer->get()) << 16;
+ value |= uint32_t(buffer->get()) << 8;
+ value |= uint32_t(buffer->get());
+ }
+
+public:
+ virtual Type getType() const {
+ return Type::Int;
+ }
+
+ uint32_t getValue() const {
+ return value;
+ }
+};
+
+}
+}
diff --git a/src/NBT/ListTag.hpp b/src/NBT/ListTag.hpp
new file mode 100644
index 0000000..6404065
--- /dev/null
+++ b/src/NBT/ListTag.hpp
@@ -0,0 +1,65 @@
+/*
+ Copyright (c) 2015, Matthias Schiffer <mschiffer@universe-factory.net>
+ All rights reserved.
+
+ Redistribution and use in source and binary forms, with or without
+ modification, are permitted provided that the following conditions are met:
+
+ 1. Redistributions of source code must retain the above copyright notice,
+ this list of conditions and the following disclaimer.
+ 2. Redistributions in binary form must reproduce the above copyright notice,
+ this list of conditions and the following disclaimer in the documentation
+ and/or other materials provided with the distribution.
+
+ THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+ DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
+ FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
+ SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
+ CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
+ OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+*/
+
+
+#pragma once
+
+#include "Tag.hpp"
+
+#include <vector>
+
+
+namespace MinedMap {
+namespace NBT {
+
+class ListTag : public Tag {
+private:
+ friend class Tag;
+
+ std::vector<std::shared_ptr<Tag>> value;
+
+
+ ListTag(Buffer *buffer) {
+ Type type = static_cast<Type>(buffer->get());
+
+ uint32_t len = uint32_t(buffer->get()) << 24;
+ len |= uint32_t(buffer->get()) << 16;
+ len |= uint32_t(buffer->get()) << 8;
+ len |= uint32_t(buffer->get());
+
+ value.resize(len);
+
+ for (uint32_t i = 0; i < len; i++)
+ value[i] = Tag::readTag(type, buffer);
+ }
+
+public:
+ virtual Type getType() const {
+ return Type::List;
+ }
+};
+
+}
+}
diff --git a/src/NBT/LongTag.hpp b/src/NBT/LongTag.hpp
new file mode 100644
index 0000000..6cd5f8f
--- /dev/null
+++ b/src/NBT/LongTag.hpp
@@ -0,0 +1,63 @@
+/*
+ Copyright (c) 2015, Matthias Schiffer <mschiffer@universe-factory.net>
+ All rights reserved.
+
+ Redistribution and use in source and binary forms, with or without
+ modification, are permitted provided that the following conditions are met:
+
+ 1. Redistributions of source code must retain the above copyright notice,
+ this list of conditions and the following disclaimer.
+ 2. Redistributions in binary form must reproduce the above copyright notice,
+ this list of conditions and the following disclaimer in the documentation
+ and/or other materials provided with the distribution.
+
+ THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+ DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
+ FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
+ SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
+ CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
+ OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+*/
+
+
+#pragma once
+
+#include "Tag.hpp"
+
+
+namespace MinedMap {
+namespace NBT {
+
+class LongTag : public Tag {
+private:
+ friend class Tag;
+
+ uint64_t value;
+
+ LongTag(Buffer *buffer) {
+ value = uint64_t(buffer->get()) << 56;
+ value |= uint64_t(buffer->get()) << 48;
+ value |= uint64_t(buffer->get()) << 40;
+ value |= uint64_t(buffer->get()) << 32;
+ value |= uint64_t(buffer->get()) << 24;
+ value |= uint64_t(buffer->get()) << 16;
+ value |= uint64_t(buffer->get()) << 8;
+ value |= uint64_t(buffer->get());
+ }
+
+public:
+ virtual Type getType() const {
+ return Type::Long;
+ }
+
+ uint64_t getValue() const {
+ return value;
+ }
+};
+
+}
+}
diff --git a/src/NBT/ShortTag.hpp b/src/NBT/ShortTag.hpp
new file mode 100644
index 0000000..a44ca9b
--- /dev/null
+++ b/src/NBT/ShortTag.hpp
@@ -0,0 +1,57 @@
+/*
+ Copyright (c) 2015, Matthias Schiffer <mschiffer@universe-factory.net>
+ All rights reserved.
+
+ Redistribution and use in source and binary forms, with or without
+ modification, are permitted provided that the following conditions are met:
+
+ 1. Redistributions of source code must retain the above copyright notice,
+ this list of conditions and the following disclaimer.
+ 2. Redistributions in binary form must reproduce the above copyright notice,
+ this list of conditions and the following disclaimer in the documentation
+ and/or other materials provided with the distribution.
+
+ THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+ DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
+ FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
+ SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
+ CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
+ OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+*/
+
+
+#pragma once
+
+#include "Tag.hpp"
+
+
+namespace MinedMap {
+namespace NBT {
+
+class ShortTag : public Tag {
+private:
+ friend class Tag;
+
+ uint16_t value;
+
+ ShortTag(Buffer *buffer) {
+ value = buffer->get() << 8;
+ value |= buffer->get();
+ }
+
+public:
+ virtual Type getType() const {
+ return Type::Short;
+ }
+
+ uint16_t getValue() const {
+ return value;
+ }
+};
+
+}
+}
diff --git a/src/NBT/StringTag.hpp b/src/NBT/StringTag.hpp
new file mode 100644
index 0000000..a120183
--- /dev/null
+++ b/src/NBT/StringTag.hpp
@@ -0,0 +1,55 @@
+/*
+ Copyright (c) 2015, Matthias Schiffer <mschiffer@universe-factory.net>
+ All rights reserved.
+
+ Redistribution and use in source and binary forms, with or without
+ modification, are permitted provided that the following conditions are met:
+
+ 1. Redistributions of source code must retain the above copyright notice,
+ this list of conditions and the following disclaimer.
+ 2. Redistributions in binary form must reproduce the above copyright notice,
+ this list of conditions and the following disclaimer in the documentation
+ and/or other materials provided with the distribution.
+
+ THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+ DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
+ FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
+ SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
+ CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
+ OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+*/
+
+
+#pragma once
+
+#include "Tag.hpp"
+
+
+namespace MinedMap {
+namespace NBT {
+
+class StringTag : public Tag {
+private:
+ friend class Tag;
+
+ std::string value;
+
+ StringTag(Buffer *buffer) {
+ uint16_t len = buffer->get() << 8;
+ len |= buffer->get();
+
+ value = buffer->getString(len);
+ }
+
+public:
+ virtual Type getType() const {
+ return Type::String;
+ }
+};
+
+}
+}
diff --git a/src/NBT/Tag.cpp b/src/NBT/Tag.cpp
new file mode 100644
index 0000000..fddfc4e
--- /dev/null
+++ b/src/NBT/Tag.cpp
@@ -0,0 +1,105 @@
+/*
+ Copyright (c) 2015, Matthias Schiffer <mschiffer@universe-factory.net>
+ All rights reserved.
+
+ Redistribution and use in source and binary forms, with or without
+ modification, are permitted provided that the following conditions are met:
+
+ 1. Redistributions of source code must retain the above copyright notice,
+ this list of conditions and the following disclaimer.
+ 2. Redistributions in binary form must reproduce the above copyright notice,
+ this list of conditions and the following disclaimer in the documentation
+ and/or other materials provided with the distribution.
+
+ THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+ DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
+ FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
+ SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
+ CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
+ OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+*/
+
+
+#include "Tag.hpp"
+
+#include "EndTag.hpp"
+#include "ByteTag.hpp"
+#include "ShortTag.hpp"
+#include "IntTag.hpp"
+#include "LongTag.hpp"
+#include "FloatTag.hpp"
+#include "DoubleTag.hpp"
+#include "ByteArrayTag.hpp"
+#include "StringTag.hpp"
+#include "ListTag.hpp"
+#include "CompoundTag.hpp"
+#include "IntArrayTag.hpp"
+
+
+#include <stdexcept>
+
+
+namespace MinedMap {
+namespace NBT {
+
+std::shared_ptr<Tag> Tag::readTag(Type type, Buffer *buffer) {
+ switch (type) {
+ case Type::End:
+ return std::shared_ptr<EndTag>(new EndTag());
+
+ case Type::Byte:
+ return std::shared_ptr<ByteTag>(new ByteTag(buffer));
+
+ case Type::Short:
+ return std::shared_ptr<ShortTag>(new ShortTag(buffer));
+
+ case Type::Int:
+ return std::shared_ptr<IntTag>(new IntTag(buffer));
+
+ case Type::Long:
+ return std::shared_ptr<LongTag>(new LongTag(buffer));
+
+ case Type::Float:
+ return std::shared_ptr<FloatTag>(new FloatTag(buffer));
+
+ case Type::Double:
+ return std::shared_ptr<DoubleTag>(new DoubleTag(buffer));
+
+ case Type::ByteArray:
+ return std::shared_ptr<ByteArrayTag>(new ByteArrayTag(buffer));
+
+ case Type::String:
+ return std::shared_ptr<StringTag>(new StringTag(buffer));
+
+ case Type::List:
+ return std::shared_ptr<ListTag>(new ListTag(buffer));
+
+ case Type::Compound:
+ return std::shared_ptr<CompoundTag>(new CompoundTag(buffer));
+
+ case Type::IntArray:
+ return std::shared_ptr<IntArrayTag>(new IntArrayTag(buffer));
+
+ default:
+ throw std::runtime_error("Tag::read: unknown tag type");
+ }
+}
+
+std::pair<std::string, std::shared_ptr<Tag>> Tag::readNamedTag(Buffer *buffer) {
+ Type type = static_cast<Type>(buffer->get());
+ if (type == Type::End)
+ return std::make_pair("", std::shared_ptr<EndTag>(new EndTag()));
+
+ uint16_t len = buffer->get() << 8;
+ len |= buffer->get();
+ std::string name = buffer->getString(len);
+
+ return std::make_pair(name, readTag(type, buffer));
+}
+
+}
+}
diff --git a/src/NBT/Tag.hpp b/src/NBT/Tag.hpp
new file mode 100644
index 0000000..0d25299
--- /dev/null
+++ b/src/NBT/Tag.hpp
@@ -0,0 +1,65 @@
+/*
+ Copyright (c) 2015, Matthias Schiffer <mschiffer@universe-factory.net>
+ All rights reserved.
+
+ Redistribution and use in source and binary forms, with or without
+ modification, are permitted provided that the following conditions are met:
+
+ 1. Redistributions of source code must retain the above copyright notice,
+ this list of conditions and the following disclaimer.
+ 2. Redistributions in binary form must reproduce the above copyright notice,
+ this list of conditions and the following disclaimer in the documentation
+ and/or other materials provided with the distribution.
+
+ THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+ DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
+ FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
+ SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
+ CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
+ OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+*/
+
+
+#pragma once
+
+#include <cstdint>
+#include <memory>
+
+#include "../Buffer.hpp"
+
+
+namespace MinedMap {
+namespace NBT {
+
+class Tag {
+public:
+ enum class Type {
+ End = 0,
+ Byte = 1,
+ Short = 2,
+ Int = 3,
+ Long = 4,
+ Float = 5,
+ Double = 6,
+ ByteArray = 7,
+ String = 8,
+ List = 9,
+ Compound = 10,
+ IntArray = 11,
+ };
+
+ static std::shared_ptr<Tag> readTag(Type type, Buffer *buffer);
+
+ static std::pair<std::string, std::shared_ptr<Tag>> readNamedTag(Buffer *buffer);
+
+ virtual Type getType() const = 0;
+
+ virtual ~Tag() {}
+};
+
+}
+}
diff --git a/src/UniqueCPtr.hpp b/src/UniqueCPtr.hpp
new file mode 100644
index 0000000..9e70b89
--- /dev/null
+++ b/src/UniqueCPtr.hpp
@@ -0,0 +1,37 @@
+/*
+ Copyright (c) 2015, Matthias Schiffer <mschiffer@universe-factory.net>
+ All rights reserved.
+
+ Redistribution and use in source and binary forms, with or without
+ modification, are permitted provided that the following conditions are met:
+
+ 1. Redistributions of source code must retain the above copyright notice,
+ this list of conditions and the following disclaimer.
+ 2. Redistributions in binary form must reproduce the above copyright notice,
+ this list of conditions and the following disclaimer in the documentation
+ and/or other materials provided with the distribution.
+
+ THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+ DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
+ FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
+ SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
+ CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
+ OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+*/
+
+
+#pragma once
+
+#include <cstdlib>
+#include <memory>
+
+
+template<typename T> class UniqueCPtr : public std::unique_ptr<T, void (*)(void *)> {
+public:
+ UniqueCPtr() : std::unique_ptr<T, void (*)(void *)>(nullptr, std::free) {}
+ template<typename T2> UniqueCPtr(T2 ptr) : std::unique_ptr<T, void (*)(void *)>(ptr, std::free) {}
+};
diff --git a/src/World/Chunk.cpp b/src/World/Chunk.cpp
new file mode 100644
index 0000000..ccd0d87
--- /dev/null
+++ b/src/World/Chunk.cpp
@@ -0,0 +1,101 @@
+/*
+ Copyright (c) 2015, Matthias Schiffer <mschiffer@universe-factory.net>
+ All rights reserved.
+
+ Redistribution and use in source and binary forms, with or without
+ modification, are permitted provided that the following conditions are met:
+
+ 1. Redistributions of source code must retain the above copyright notice,
+ this list of conditions and the following disclaimer.
+ 2. Redistributions in binary form must reproduce the above copyright notice,
+ this list of conditions and the following disclaimer in the documentation
+ and/or other materials provided with the distribution.
+
+ THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+ DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
+ FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
+ SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
+ CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
+ OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+*/
+
+
+#include "Chunk.hpp"
+
+#include <iostream>
+#include <stdexcept>
+#include <cstdlib>
+
+#include <zlib.h>
+
+
+namespace MinedMap {
+namespace World {
+
+std::tuple<UniqueCPtr<uint8_t[]>, size_t> Chunk::inflateChunk(uint8_t *data, size_t len) {
+ size_t outlen = 0;
+ uint8_t *output = nullptr;
+
+ z_stream stream = {};
+ int ret = inflateInit(&stream);
+ if (ret != Z_OK)
+ throw std::runtime_error("inflateInit() failed");
+
+ stream.next_in = data;
+ stream.avail_in = len;
+
+ while (stream.avail_in) {
+ outlen += 65536;
+ output = static_cast<uint8_t *>(std::realloc(output, outlen));
+
+ stream.next_out = output + stream.total_out;
+ stream.avail_out = outlen - stream.total_out;
+
+ ret = inflate(&stream, Z_NO_FLUSH);
+ switch (ret) {
+ case Z_NEED_DICT:
+ case Z_DATA_ERROR:
+ case Z_MEM_ERROR:
+ inflateEnd(&stream);
+ throw std::runtime_error("inflate() failed");
+ }
+ }
+
+ inflateEnd(&stream);
+
+ return std::make_tuple(UniqueCPtr<uint8_t[]>(output), stream.total_out);
+}
+
+Chunk::Chunk(uint8_t *buffer, size_t buflen) {
+ if (buflen < 5)
+ throw std::invalid_argument("short chunk");
+
+ size_t size = (buffer[0] << 24) | (buffer[1] << 16) | (buffer[2] << 8) | buffer[3];
+ if (size < 1 || size > (buflen - 4))
+ throw std::invalid_argument("invalid chunk size");
+
+ uint8_t format = buffer[4];
+ if (format != 2)
+ throw std::invalid_argument("unknown chunk format");
+
+ UniqueCPtr<uint8_t[]> data;
+ size_t len;
+ std::tie(data, len) = inflateChunk(buffer+5, size-1);
+
+ std::cerr << "Chunk has size " << size << " (" << len << " inflated)" << std::endl;
+
+ Buffer nbt(data.get(), len);
+
+ std::pair<std::string, std::shared_ptr<NBT::Tag>> tag = NBT::Tag::readNamedTag(&nbt);
+ if (tag.first != "")
+ throw std::invalid_argument("non-empty root tag");
+
+ content = std::move(tag.second);
+}
+
+}
+}
diff --git a/src/World/Chunk.hpp b/src/World/Chunk.hpp
new file mode 100644
index 0000000..eba4626
--- /dev/null
+++ b/src/World/Chunk.hpp
@@ -0,0 +1,54 @@
+/*
+ Copyright (c) 2015, Matthias Schiffer <mschiffer@universe-factory.net>
+ All rights reserved.
+
+ Redistribution and use in source and binary forms, with or without
+ modification, are permitted provided that the following conditions are met:
+
+ 1. Redistributions of source code must retain the above copyright notice,
+ this list of conditions and the following disclaimer.
+ 2. Redistributions in binary form must reproduce the above copyright notice,
+ this list of conditions and the following disclaimer in the documentation
+ and/or other materials provided with the distribution.
+
+ THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+ DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
+ FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
+ SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
+ CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
+ OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+*/
+
+
+#pragma once
+
+
+#include "../UniqueCPtr.hpp"
+#include "../NBT/Tag.hpp"
+
+#include <cstdint>
+#include <tuple>
+
+
+namespace MinedMap {
+namespace World {
+
+class Chunk {
+public:
+ static const size_t SIZE = 16;
+
+private:
+ static std::tuple<UniqueCPtr<uint8_t[]>, size_t> inflateChunk(uint8_t *data, size_t len);
+
+ std::shared_ptr<NBT::Tag> content;
+
+public:
+ Chunk(uint8_t *buffer, size_t buflen);
+};
+
+}
+}
diff --git a/src/World/Region.cpp b/src/World/Region.cpp
new file mode 100644
index 0000000..4c435f7
--- /dev/null
+++ b/src/World/Region.cpp
@@ -0,0 +1,101 @@
+/*
+ Copyright (c) 2015, Matthias Schiffer <mschiffer@universe-factory.net>
+ All rights reserved.
+
+ Redistribution and use in source and binary forms, with or without
+ modification, are permitted provided that the following conditions are met:
+
+ 1. Redistributions of source code must retain the above copyright notice,
+ this list of conditions and the following disclaimer.
+ 2. Redistributions in binary form must reproduce the above copyright notice,
+ this list of conditions and the following disclaimer in the documentation
+ and/or other materials provided with the distribution.
+
+ THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+ DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
+ FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
+ SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
+ CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
+ OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+*/
+
+
+#include "Region.hpp"
+
+#include <fstream>
+#include <iostream>
+
+
+namespace MinedMap {
+namespace World {
+
+Region::ChunkMap Region::processHeader(const uint8_t header[4096]) {
+ ChunkMap map;
+
+ for (size_t z = 0; z < 32; z++) {
+ for (size_t x = 0; x < 32; x++) {
+ const uint8_t *p = &header[128*z + x*4];
+
+ size_t offset = (p[0] << 16) | (p[1] << 8) | p[2];
+
+ if (!offset)
+ continue;
+
+ size_t len = p[3];
+
+ map.emplace(offset, ChunkDesc(x, z, len));
+ }
+ }
+
+ return map;
+}
+
+Region::Region(const char *filename) {
+ std::ifstream file;
+ file.exceptions(std::ios::failbit | std::ios::badbit);
+ file.open(filename, std::ios::in | std::ios::binary);
+
+ ChunkMap chunkMap;
+
+ {
+ uint8_t header[4096];
+ file.read((char *)header, sizeof(header));
+
+ chunkMap = processHeader(header);
+ }
+
+ size_t i = 1, c = 0;
+ while (!file.eof()) {
+ auto it = chunkMap.find(i);
+ if (it == chunkMap.end()) {
+ file.ignore(4096);
+ i++;
+ continue;
+ }
+
+ size_t x, z, len;
+ std::tie(x, z, len) = it->second;
+
+ if (chunks[x][z])
+ throw std::invalid_argument("duplicate chunk");
+
+ uint8_t buffer[len * 4096];
+ file.read((char *)buffer, len * 4096);
+
+ chunks[x][z].reset(new Chunk(buffer, len * 4096));
+
+ std::cerr << "Read chunk (" << x << "," << z << ") of length " << len << std::endl;
+
+ i += len;
+ c++;
+ }
+
+ std::cerr << "Read " << c <<" of " << chunkMap.size() << " chunks" << std::endl;
+}
+
+}
+}
diff --git a/src/World/Region.hpp b/src/World/Region.hpp
new file mode 100644
index 0000000..0843724
--- /dev/null
+++ b/src/World/Region.hpp
@@ -0,0 +1,64 @@
+/*
+ Copyright (c) 2015, Matthias Schiffer <mschiffer@universe-factory.net>
+ All rights reserved.
+
+ Redistribution and use in source and binary forms, with or without
+ modification, are permitted provided that the following conditions are met:
+
+ 1. Redistributions of source code must retain the above copyright notice,
+ this list of conditions and the following disclaimer.
+ 2. Redistributions in binary form must reproduce the above copyright notice,
+ this list of conditions and the following disclaimer in the documentation
+ and/or other materials provided with the distribution.
+
+ THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+ DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
+ FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
+ SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
+ CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
+ OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+*/
+
+
+#pragma once
+
+#include "Chunk.hpp"
+
+#include <memory>
+#include <stdexcept>
+#include <tuple>
+#include <unordered_map>
+
+
+namespace MinedMap {
+namespace World {
+
+class Region {
+public:
+ static const size_t SIZE = 32;
+
+private:
+ typedef std::tuple<size_t, size_t, size_t> ChunkDesc;
+ typedef std::unordered_map<size_t, ChunkDesc> ChunkMap;
+
+ std::unique_ptr<Chunk> chunks[SIZE][SIZE];
+
+ static ChunkMap processHeader(const uint8_t header[4096]);
+
+public:
+ Region(const char *filename);
+
+ const Chunk * operator()(size_t x, size_t z) {
+ if (x >= SIZE || z >= SIZE)
+ throw std::range_error("Region(): bad coordinates");
+
+ return chunks[x][z].get();
+ }
+};
+
+}
+}