firmware-utils: update to version 2021-10-05

[openwrt/staging/mkresin.git] / tools / firmware-utils / src / lzma2eva.c

diff --git a/tools/firmware-utils/src/lzma2eva.c b/tools/firmware-utils/src/lzma2eva.c
deleted file mode 100644 (file)
index f72ec74..0000000
--- a/tools/firmware-utils/src/lzma2eva.c
+++ /dev/null
@@ -1,177 +0,0 @@
-// SPDX-License-Identifier: GPL-2.0-or-later
-/*
-    lzma2eva - convert lzma-compressed file to AVM EVA bootloader format
-    Copyright (C) 2007  Enrik Berkhan <Enrik.Berkhan@inka.de>
-*/
-
-#include <stdint.h>
-#include <stdio.h>
-#include <stdlib.h>
-#include <zlib.h> /* crc32 */
-
-#define checksum_add32(csum, data) \
-  csum += ((uint8_t *)&data)[0]; \
-  csum += ((uint8_t *)&data)[1]; \
-  csum += ((uint8_t *)&data)[2]; \
-  csum += ((uint8_t *)&data)[3];
-
-void
-usage(void)
-{
-  fprintf(stderr, "usage: lzma2eva <loadadddr> <entry> <lzmafile> <evafile>\n");
-  exit(1);
-}
-
-void
-pexit(const char *msg)
-{
-  perror(msg);
-  exit(1);
-}
-
-int
-main(int argc, char *argv[])
-{
-
-  const char *infile, *outfile;
-  FILE *in, *out;
-  static uint8_t buf[4096];
-  size_t elems;
-
-  uint8_t properties;
-  uint32_t dictsize;
-  uint64_t datasize;
-
-  uint32_t magic = 0xfeed1281L;
-  uint32_t reclength = 0;
-  fpos_t reclengthpos;
-  uint32_t loadaddress = 0;
-  uint32_t type = 0x075a0201L; /* might be 7Z 2.1? */
-  uint32_t checksum = 0;
-
-  uint32_t compsize = 0;
-  fpos_t compsizepos;
-  uint32_t datasize32 = 0;
-  uint32_t datacrc32 = crc32(0, 0, 0);
-
-  uint32_t zero = 0;
-  uint32_t entry = 0;
-
-  if (argc != 5)
-    usage();
-
-  /* "parse" command line */
-  loadaddress = strtoul(argv[1], 0, 0);
-  entry = strtoul(argv[2], 0, 0);
-  infile = argv[3];
-  outfile = argv[4];
-
-  in = fopen(infile, "rb");
-  if (!in)
-    pexit("fopen");
-  out = fopen(outfile, "w+b");
-  if (!out)
-    pexit("fopen");
-
-  /* read LZMA header */
-  if (1 != fread(&properties, sizeof properties, 1, in))
-    pexit("fread");
-  if (1 != fread(&dictsize, sizeof dictsize, 1, in))
-    pexit("fread");
-  if (1 != fread(&datasize, sizeof datasize, 1, in))
-    pexit("fread");
-
-  /* write EVA header */
-  if (1 != fwrite(&magic, sizeof magic, 1, out))
-    pexit("fwrite");
-  if (fgetpos(out, &reclengthpos))
-    pexit("fgetpos");
-  if (1 != fwrite(&reclength, sizeof reclength, 1, out))
-    pexit("fwrite");
-  if (1 != fwrite(&loadaddress, sizeof loadaddress, 1, out))
-    pexit("fwrite");
-  if (1 != fwrite(&type, sizeof type, 1, out))
-    pexit("fwrite");
-
-  /* write EVA LZMA header */
-  if (fgetpos(out, &compsizepos))
-    pexit("fgetpos");
-  if (1 != fwrite(&compsize, sizeof compsize, 1, out))
-    pexit("fwrite");
-  /* XXX check length */
-  datasize32 = (uint32_t)datasize;
-  if (1 != fwrite(&datasize32, sizeof datasize32, 1, out))
-    pexit("fwrite");
-  if (1 != fwrite(&datacrc32, sizeof datacrc32, 1, out))
-    pexit("fwrite");
-
-  /* write modified LZMA header */
-  if (1 != fwrite(&properties, sizeof properties, 1, out))
-    pexit("fwrite");
-  if (1 != fwrite(&dictsize, sizeof dictsize, 1, out))
-    pexit("fwrite");
-  if (1 != fwrite(&zero, 3, 1, out))
-    pexit("fwrite");
-
-  /* copy compressed data, calculate crc32 */
-  while (0 < (elems = fread(&buf, sizeof buf[0], sizeof buf, in))) {
-    compsize += elems;
-    if (elems != fwrite(&buf, sizeof buf[0], elems, out))
-      pexit("fwrite");
-    datacrc32 = crc32(datacrc32, buf, elems);
-  }
-  if (ferror(in))
-    pexit("fread");
-  fclose(in);
-
-  /* re-write record length */
-  reclength = compsize + 24;
-  if (fsetpos(out, &reclengthpos))
-    pexit("fsetpos");
-  if (1 != fwrite(&reclength, sizeof reclength, 1, out))
-    pexit("fwrite");
-
-  /* re-write EVA LZMA header including size and data crc */
-  if (fsetpos(out, &compsizepos))
-    pexit("fsetpos");
-  if (1 != fwrite(&compsize, sizeof compsize, 1, out))
-    pexit("fwrite");
-  if (1 != fwrite(&datasize32, sizeof datasize32, 1, out))
-    pexit("fwrite");
-  if (1 != fwrite(&datacrc32, sizeof datacrc32, 1, out))
-    pexit("fwrite");
-
-  /* calculate record checksum */
-  checksum += reclength;
-  checksum += loadaddress;
-  checksum_add32(checksum, type);
-  checksum_add32(checksum, compsize);
-  checksum_add32(checksum, datasize32);
-  checksum_add32(checksum, datacrc32);
-  if (fseek(out, 0, SEEK_CUR))
-    pexit("fseek");
-  while (0 < (elems = fread(&buf, sizeof buf[0], sizeof buf, out))) {
-    size_t i;
-    for (i = 0; i < elems; ++i)
-      checksum += buf[i];
-  }
-  if (ferror(out))
-    pexit("fread");
-  if (fseek(out, 0, SEEK_CUR))
-    pexit("fseek");
-
-  checksum = ~checksum + 1;
-  if (1 != fwrite(&checksum, sizeof checksum, 1, out))
-    pexit("fwrite");
-
-  /* write entry record */
-  if (1 != fwrite(&zero, sizeof zero, 1, out))
-    pexit("fwrite");
-  if (1 != fwrite(&entry, sizeof entry, 1, out))
-    pexit("fwrite");
-
-  if (fclose(out))
-    pexit("fclose");
-
-  return 0;
-}