int LZ4_decompress_safe_usingDict()

in lz4.cpp [2719:2732]

• 14 lines of code
• 4 McCabe index (conditional complexity)

int LZ4_decompress_safe_usingDict(const char* source, char* dest, int compressedSize, int maxOutputSize, const char* dictStart, int dictSize)
{
    if (dictSize==0)
        return LZ4_decompress_safe(source, dest, compressedSize, maxOutputSize);
    if (dictStart+dictSize == dest) {
        if (dictSize >= 64 KB - 1) {
            return LZ4_decompress_safe_withPrefix64k(source, dest, compressedSize, maxOutputSize);
        }
        assert(dictSize >= 0);
        return LZ4_decompress_safe_withSmallPrefix(source, dest, compressedSize, maxOutputSize, (size_t)dictSize);
    }
    assert(dictSize >= 0);
    return LZ4_decompress_safe_forceExtDict(source, dest, compressedSize, maxOutputSize, dictStart, (size_t)dictSize);
}