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Add compression API

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This commit is contained in:
ShadowNinja 2014-09-14 17:42:08 -04:00
parent d6e28c19b5
commit 406ed5efac
5 changed files with 65 additions and 7 deletions
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9
src/serialization.cpp
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@ -53,7 +53,7 @@ void zerr(int ret)
}
}
void compressZlib(SharedBuffer<u8> data, std::ostream &os)
void compressZlib(SharedBuffer<u8> data, std::ostream &os, int level)
{
z_stream z;
const s32 bufsize = 16384;
@ -65,7 +65,7 @@ void compressZlib(SharedBuffer<u8> data, std::ostream &os)
z.zfree = Z_NULL;
z.opaque = Z_NULL;
ret = deflateInit(&z, -1);
ret = deflateInit(&z, level);
if(ret != Z_OK)
throw SerializationError("compressZlib: deflateInit failed");
@ -94,13 +94,12 @@ void compressZlib(SharedBuffer<u8> data, std::ostream &os)
}
deflateEnd(&z);
}
void compressZlib(const std::string &data, std::ostream &os)
void compressZlib(const std::string &data, std::ostream &os, int level)
{
SharedBuffer<u8> databuf((u8*)data.c_str(), data.size());
compressZlib(databuf, os);
compressZlib(databuf, os, level);
}
void decompressZlib(std::istream &is, std::ostream &os)