1360 static unsigned hash_init(Hash* hash, unsigned windowsize)  in hash_init()  argument
1364   hash->val = (int*)lodepng_malloc(sizeof(int) * windowsize);  in hash_init()
1365   hash->chain = (unsigned short*)lodepng_malloc(sizeof(unsigned short) * windowsize);  in hash_init()
1366   hash->zeros = (unsigned short*)lodepng_malloc(sizeof(unsigned short) * windowsize);  in hash_init()
1372   for(i = 0; i < windowsize; i++) hash->val[i] = -1;  in hash_init()
1373 …for(i = 0; i < windowsize; i++) hash->chain[i] = i; /*same value as index indicates uninitialized*/  in hash_init()
1432 …                         const unsigned char* in, size_t inpos, size_t insize, unsigned windowsize,  in encodeLZ77()  argument
1437   unsigned maxchainlength = windowsize >= 8192 ? windowsize : windowsize / 8;  in encodeLZ77()
1438   unsigned maxlazymatch = windowsize >= 8192 ? MAX_SUPPORTED_DEFLATE_LENGTH : 64;  in encodeLZ77()
1452 …if(windowsize <= 0 || windowsize > 32768) return 60; /*error: windowsize smaller/larger than allow…  in encodeLZ77()
1453   if((windowsize & (windowsize - 1)) != 0) return 90; /*error: must be power of two*/  in encodeLZ77()
1459     size_t wpos = pos & (windowsize - 1); /*position for in 'circular' hash buffers*/  in encodeLZ77()
1493       current_offset = hashpos <= wpos ? wpos - hashpos : wpos - hashpos + windowsize;  in encodeLZ77()
1559 … if(length >= 3 && offset > windowsize) ERROR_BREAK(86 /*too big (or overflown negative) offset*/);  in encodeLZ77()
1578         wpos = pos & (windowsize - 1);  in encodeLZ77()
1732       error = encodeLZ77(&lz77_encoded, hash, data, datapos, dataend, settings->windowsize,  in deflateDynamic()
1942     error = encodeLZ77(&lz77_encoded, hash, data, datapos, dataend, settings->windowsize,  in deflateFixed()
1984   error = hash_init(&hash, settings->windowsize);  in lodepng_deflatev()
2224   settings->windowsize = DEFAULT_WINDOWSIZE;  in lodepng_compress_settings_init()