diff options
| author | Bdale Garbee <bdale@gag.com> | 2012-09-12 20:01:22 -0600 |
|---|---|---|
| committer | Bdale Garbee <bdale@gag.com> | 2012-09-12 20:01:22 -0600 |
| commit | 3b612efcd1dddc6a3d59012f7ed57754b1f798c2 (patch) | |
| tree | 18d50713491ef96c5c127a309f870efb6c33f98d /src/util/sirf-cksum | |
| parent | e076773c1693e2a62bb828dee71c04c20dbab0a5 (diff) | |
| parent | 01eb36408d7e0e826b431fcc1d3b2deb23607e0b (diff) | |
Merge branch 'new-debian' into debian
Conflicts:
ChangeLog
debian/altos.install
debian/changelog
debian/control
debian/copyright
debian/dirs
debian/docs
debian/menu
debian/rules
src/Makefile
Diffstat (limited to 'src/util/sirf-cksum')
| -rwxr-xr-x | src/util/sirf-cksum | 44 |
1 files changed, 44 insertions, 0 deletions
diff --git a/src/util/sirf-cksum b/src/util/sirf-cksum new file mode 100755 index 00000000..b905f318 --- /dev/null +++ b/src/util/sirf-cksum @@ -0,0 +1,44 @@ +#!/usr/bin/env nickle + +int checksum(int[] msg) +{ + int sum = 0; + for (int i = 0; i < dim(msg); i++) { + sum += msg[i]; + sum &= 0x7fff; + } + return sum; +} + +void main() +{ + string[...] input; + int[...] msg; + + setdim(input, 0); + while (!File::end(stdin)) { + input[dim(input)] = gets(); + } + + setdim(msg, 0); + for (int i = 0; i < dim(input); i++) { + string[*] words = String::wordsplit(input[i], " ,\t"); + for (int j = 0; j < dim(words); j++) { + if (words[j] == "/" + "*") + break; + if (String::length(words[j]) > 0 && + Ctype::isdigit(words[j][0])) { + msg[dim(msg)] = string_to_integer(words[j]); + } + } + } + printf("\t0xa0, 0xa2, 0x%02x, 0x%02x,\t/* length: %d bytes */\n", + dim(msg) >> 8, dim(msg) & 0xff, dim(msg)); + for (int i = 0; i < dim(input); i++) + printf("%s\n", input[i]); + int csum = checksum(msg); + printf ("\t0x%02x, 0x%02x, 0xb0, 0xb3,\n", + csum >> 8, csum & 0xff); +} + +main(); |
