diff options
| author | Daniel Friesel <derf@finalrewind.org> | 2021-01-21 21:48:13 +0100 |
|---|---|---|
| committer | Daniel Friesel <derf@finalrewind.org> | 2021-01-21 21:48:13 +0100 |
| commit | fbbb4f04074c7f21d3b334b01db87f88920db18e (patch) | |
| tree | d5de6f88d4786b68a462d0a4c2762b821caaef3d /src | |
| parent | 68f30da720bb46054d2abd9814622dd79a607e4d (diff) | |
actually, it's inflate, not deflate
Diffstat (limited to 'src')
| -rw-r--r-- | src/app/deflatetest/Makefile.inc | 2 | ||||
| -rw-r--r-- | src/app/deflatetest/main.cc | 11 | ||||
| -rw-r--r-- | src/lib/inflate.cc (renamed from src/lib/deflate.cc) | 12 |
3 files changed, 12 insertions, 13 deletions
diff --git a/src/app/deflatetest/Makefile.inc b/src/app/deflatetest/Makefile.inc index c70a04d..11d1c8b 100644 --- a/src/app/deflatetest/Makefile.inc +++ b/src/app/deflatetest/Makefile.inc @@ -10,4 +10,4 @@ ifdef app override arch_drivers += ,counter endif -CXX_TARGETS += src/lib/deflate.cc +CXX_TARGETS += src/lib/inflate.cc diff --git a/src/app/deflatetest/main.cc b/src/app/deflatetest/main.cc index 6829041..2ced5db 100644 --- a/src/app/deflatetest/main.cc +++ b/src/app/deflatetest/main.cc @@ -9,7 +9,7 @@ #include "driver/uptime.h" #include "driver/counter.h" -#include "lib/deflate.h" +#include "lib/inflate.h" /* @@ -28,10 +28,7 @@ unsigned char const deflate_input[] = { unsigned char const deflate_input[] = { - 120, 1, 5, 193, 193, 13, 192, 32, 16, 3, 193, 86, 182, 182, 196, 68, 220, - 135, 147, 12, 86, 218, 103, 102, 198, 70, 133, 98, 147, 37, 118, 243, 143, - 58, 195, 100, 137, 221, 124, 237, 195, 140, 141, 10, 197, 102, 191, 51, 79, - 41, 23, 153, 255, 22, 11 + 120, 156, 243, 72, 205, 201, 201, 215, 81, 8, 207, 47, 202, 73, 177, 87, 240, 64, 226, 41, 2, 0, 128, 125, 9, 17 }; @@ -51,9 +48,9 @@ int main(void) for (uint8_t i = 0; i < 5; i++) { counter.start(); - int16_t ret = deflate_zlib((unsigned char*)deflate_input, sizeof(deflate_input), deflate_output, sizeof(deflate_output)); + int16_t ret = inflate_zlib((unsigned char*)deflate_input, sizeof(deflate_input), deflate_output, sizeof(deflate_output)); counter.stop(); - kout << "deflate returned " << ret << endl; + kout << "inflate returned " << ret << endl; kout << "Output: " << (char*)deflate_output << endl; kout << "took " << counter.value << "/" << counter.overflow << " cycles" << endl; } diff --git a/src/lib/deflate.cc b/src/lib/inflate.cc index e475419..8e83453 100644 --- a/src/lib/deflate.cc +++ b/src/lib/inflate.cc @@ -1,10 +1,12 @@ /* + * zlib-deflate-nostdlib + * * Copyright 2021 Daniel Friesel * * SPDX-License-Identifier: BSD-2-Clause */ -#include "lib/deflate.h" +#include "lib/inflate.h" /* * The compressed (inflated) input data. @@ -368,10 +370,10 @@ static int8_t deflate_dynamic_huffman() deflate_lld_lengths + hlit, hdist); } -int16_t deflate(unsigned char *input_buf, uint16_t input_len, +int16_t inflate(unsigned char *input_buf, uint16_t input_len, unsigned char *output_buf, uint16_t output_len) { - uint8_t is_final = input_buf[0] & 0x01; + //uint8_t is_final = input_buf[0] & 0x01; uint8_t block_type = (input_buf[0] & 0x06) >> 1; int8_t ret; @@ -403,7 +405,7 @@ int16_t deflate(unsigned char *input_buf, uint16_t input_len, return deflate_output_now - output_buf; } -int16_t deflate_zlib(unsigned char *input_buf, uint16_t input_len, +int16_t inflate_zlib(unsigned char *input_buf, uint16_t input_len, unsigned char *output_buf, uint16_t output_len) { if (input_len < 4) { @@ -425,7 +427,7 @@ int16_t deflate_zlib(unsigned char *input_buf, uint16_t input_len, } int16_t ret = - deflate(input_buf + 2, input_len - 2, output_buf, output_len); + inflate(input_buf + 2, input_len - 2, output_buf, output_len); #ifdef DEFLATE_CHECKSUM if (ret >= 0) { |