From 09a5daf032b6e206e9371e63ca06ef60ef841b6a Mon Sep 17 00:00:00 2001 From: Jeremy Allison Date: Thu, 12 Apr 2001 07:00:08 +0000 Subject: Changed lp_add/delete/enum scripts to use lockdir if spool dir doesn't exist for printer. Rather than using pid for suffix, use a 16 byte random string. Created generate_random_str() function in genrand.c. Still needs more testing but this is the way to go. Jeremy. (This used to be commit 71a330987f990007beb16f00fc468107361b5e9d) --- source3/lib/genrand.c | 24 ++++++++++++++++++++++++ 1 file changed, 24 insertions(+) (limited to 'source3/lib/genrand.c') diff --git a/source3/lib/genrand.c b/source3/lib/genrand.c index 102eec6300..67fbbc7a06 100644 --- a/source3/lib/genrand.c +++ b/source3/lib/genrand.c @@ -227,3 +227,27 @@ void generate_random_buffer( unsigned char *out, int len, BOOL re_seed) len -= copy_len; } } + +/******************************************************************* + Use the random number generator to generate a random string. +********************************************************************/ + +static char c_list[] = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+ _-#.,"; + +char *generate_random_str(size_t len) +{ + static unsigned char retstr[256]; + size_t i; + + memset(retstr, '\0', sizeof(retstr)); + + if (len > sizeof(retstr)-1) + len = sizeof(retstr) -1; + generate_random_buffer( retstr, len, False); + for (i = 0; i < len; i++) + retstr[i] = c_list[ retstr[i] % sizeof(c_list) ]; + + retstr[i] = '\0'; + + return retstr; +} -- cgit