From ddd1551d3e129e7e27b3dc3bbfe800f4491ba318 Mon Sep 17 00:00:00 2001 From: Linus Nielsen Feltzing Date: Fri, 28 Jan 2005 10:28:34 +0000 Subject: The checksum is not a CRC git-svn-id: svn://svn.rockbox.org/rockbox/trunk@5686 a1c6a512-1295-4272-9138-f99709370657 --- tools/scramble.c | 8 ++++---- 1 file changed, 4 insertions(+), 4 deletions(-) diff --git a/tools/scramble.c b/tools/scramble.c index d94dabf96f..22d9513d4a 100644 --- a/tools/scramble.c +++ b/tools/scramble.c @@ -61,7 +61,7 @@ int main (int argc, char** argv) unsigned long length,i,slen; unsigned char *inbuf,*outbuf; unsigned short crc=0; - unsigned long crc32=0; /* 32 bit checksum */ + unsigned long chksum=0; /* 32 bit checksum */ unsigned char header[24]; unsigned char *iname = argv[1]; unsigned char *oname = argv[2]; @@ -143,7 +143,7 @@ int main (int argc, char** argv) } /* we store a 4-letter model name too, for humans */ strcpy(irivermodel, &argv[1][5]); - crc32 = irivernum; /* start checksum calcs with this */ + chksum = irivernum; /* start checksum calcs with this */ } else if(!strcmp(argv[1], "-iriver")) { @@ -202,7 +202,7 @@ int main (int argc, char** argv) for (i = 0; i < length/2; i++) { unsigned short *inbuf16 = (unsigned short *)inbuf; /* add 16 unsigned bits but keep a 32 bit sum */ - crc32 += inbuf16[i]; + chksum += inbuf16[i]; } break; case scramble: @@ -237,7 +237,7 @@ int main (int argc, char** argv) { case add: { - int2be(crc32, header); /* checksum, big-endian */ + int2be(chksum, header); /* checksum, big-endian */ memcpy(&header[4], irivermodel, 4); /* 4 bytes model name */ memcpy(outbuf, inbuf, length); /* the input buffer to output*/ headerlen = 8; -- cgit v1.2.3