diff options
author | John Denker <jsd@av8n.com> | 2012-06-02 18:38:28 -0700 |
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committer | John Denker <jsd@av8n.com> | 2012-06-02 18:38:28 -0700 |
commit | 78488dc84afac1398e582ae6bbaf9606d07afa1e (patch) | |
tree | 71723e916f23a6a07422587de275dece3ea60252 /checkpasswd/byte_diff.c | |
parent | 81b5f8f3ab26a7969956faef29a90499ece40ff5 (diff) |
checkpassword ... as downloaded
Diffstat (limited to 'checkpasswd/byte_diff.c')
-rw-r--r-- | checkpasswd/byte_diff.c | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/checkpasswd/byte_diff.c b/checkpasswd/byte_diff.c new file mode 100644 index 0000000..cdbd760 --- /dev/null +++ b/checkpasswd/byte_diff.c @@ -0,0 +1,16 @@ +#include "byte.h" + +int byte_diff(s,n,t) +register char *s; +register unsigned int n; +register char *t; +{ + for (;;) { + if (!n) return 0; if (*s != *t) break; ++s; ++t; --n; + if (!n) return 0; if (*s != *t) break; ++s; ++t; --n; + if (!n) return 0; if (*s != *t) break; ++s; ++t; --n; + if (!n) return 0; if (*s != *t) break; ++s; ++t; --n; + } + return ((int)(unsigned int)(unsigned char) *s) + - ((int)(unsigned int)(unsigned char) *t); +} |