From eac54b7c4aec25060d7bd856f7cdc290943d6aae Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Sat, 27 Apr 2024 23:12:04 +0200 Subject: Adding upstream version 5.4.1. Signed-off-by: Daniel Baumann --- debug/full_flush.c | 103 +++++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 103 insertions(+) create mode 100644 debug/full_flush.c (limited to 'debug/full_flush.c') diff --git a/debug/full_flush.c b/debug/full_flush.c new file mode 100644 index 0000000..227f737 --- /dev/null +++ b/debug/full_flush.c @@ -0,0 +1,103 @@ +/////////////////////////////////////////////////////////////////////////////// +// +/// \file full_flush.c +/// \brief Encode files using LZMA_FULL_FLUSH +// +// Author: Lasse Collin +// +// This file has been put into the public domain. +// You can do whatever you want with this file. +// +/////////////////////////////////////////////////////////////////////////////// + +#include "sysdefs.h" +#include "lzma.h" +#include + +#define CHUNK 64 + + +static lzma_stream strm = LZMA_STREAM_INIT; +static FILE *file_in; + + +static void +encode(size_t size, lzma_action action) +{ + uint8_t in[CHUNK]; + uint8_t out[CHUNK]; + lzma_ret ret; + + do { + if (strm.avail_in == 0 && size > 0) { + const size_t amount = my_min(size, CHUNK); + strm.avail_in = fread(in, 1, amount, file_in); + strm.next_in = in; + size -= amount; // Intentionally not using avail_in. + } + + strm.next_out = out; + strm.avail_out = CHUNK; + + ret = lzma_code(&strm, size == 0 ? action : LZMA_RUN); + + if (ret != LZMA_OK && ret != LZMA_STREAM_END) { + fprintf(stderr, "%s:%u: %s: ret == %d\n", + __FILE__, __LINE__, __func__, ret); + exit(1); + } + + fwrite(out, 1, CHUNK - strm.avail_out, stdout); + + } while (size > 0 || strm.avail_out == 0); + + if ((action == LZMA_RUN && ret != LZMA_OK) + || (action != LZMA_RUN && ret != LZMA_STREAM_END)) { + fprintf(stderr, "%s:%u: %s: ret == %d\n", + __FILE__, __LINE__, __func__, ret); + exit(1); + } +} + + +int +main(int argc, char **argv) +{ + file_in = argc > 1 ? fopen(argv[1], "rb") : stdin; + + + // Config + lzma_options_lzma opt_lzma; + if (lzma_lzma_preset(&opt_lzma, 1)) { + fprintf(stderr, "preset failed\n"); + exit(1); + } + lzma_filter filters[LZMA_FILTERS_MAX + 1]; + filters[0].id = LZMA_FILTER_LZMA2; + filters[0].options = &opt_lzma; + filters[1].id = LZMA_VLI_UNKNOWN; + + // Init + if (lzma_stream_encoder(&strm, filters, LZMA_CHECK_CRC32) != LZMA_OK) { + fprintf(stderr, "init failed\n"); + exit(1); + } + +// if (lzma_easy_encoder(&strm, 1)) { +// fprintf(stderr, "init failed\n"); +// exit(1); +// } + + // Encoding + encode(0, LZMA_FULL_FLUSH); + encode(6, LZMA_FULL_FLUSH); + encode(0, LZMA_FULL_FLUSH); + encode(7, LZMA_FULL_FLUSH); + encode(0, LZMA_FULL_FLUSH); + encode(0, LZMA_FINISH); + + // Clean up + lzma_end(&strm); + + return 0; +} -- cgit v1.2.3