X-Git-Url: https://git.ozlabs.org/?a=blobdiff_plain;f=pppd%2Futils.c;h=8b83e34d3ebec3d7a09da378714676c1c5acc1ea;hb=b077002b88d6e941583641ccc73aefebdc3d3ef6;hp=b176fbb4da6c6618edbbc730ba3291698da5289a;hpb=37a8acc7ee2527693d0c8ba82b2eaea249abde34;p=ppp.git diff --git a/pppd/utils.c b/pppd/utils.c index b176fbb..8b83e34 100644 --- a/pppd/utils.c +++ b/pppd/utils.c @@ -17,7 +17,7 @@ * WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR A PARTICULAR PURPOSE. */ -#define RCSID "$Id: utils.c,v 1.11 2001/03/08 05:11:16 paulus Exp $" +#define RCSID "$Id: utils.c,v 1.15 2001/11/09 10:33:04 paulus Exp $" #include #include @@ -44,6 +44,8 @@ #endif #include "pppd.h" +#include "fsm.h" +#include "lcp.h" static const char rcsid[] = RCSID; @@ -215,6 +217,10 @@ vslprintf(buf, buflen, fmt, args) val = i; base = 10; break; + case 'u': + val = va_arg(args, unsigned int); + base = 10; + break; case 'o': val = va_arg(args, unsigned int); base = 8; @@ -552,6 +558,7 @@ pr_log __V((void *arg, char *fmt, ...)) *eol = 0; log_write(llevel, p); p = eol + 1; + eol = strchr(p, '\n'); } /* assumes sizeof(buf) <= sizeof(line) */ @@ -756,6 +763,36 @@ dbglog __V((char *fmt, ...)) va_end(pvar); } +/* + * dump_packet - print out a packet in readable form if it is interesting. + * Assumes len >= PPP_HDRLEN. + */ +void +dump_packet(const char *tag, unsigned char *p, int len) +{ + int proto; + + if (!debug) + return; + + /* + * don't print LCP echo request/reply packets if debug <= 1 + * and the link is up. + */ + proto = (p[2] << 8) + p[3]; + if (debug <= 1 && unsuccess == 0 && proto == PPP_LCP + && len >= PPP_HDRLEN + HEADERLEN) { + unsigned char *lcp = p + PPP_HDRLEN; + int l = (lcp[2] << 8) + lcp[3]; + + if ((lcp[0] == ECHOREQ || lcp[0] == ECHOREP) + && l >= HEADERLEN && l <= len - PPP_HDRLEN) + return; + } + + dbglog("%s %P", tag, p, len); +} + /* Procedures for locking the serial device using a lock file. */ #ifndef LOCK_DIR #ifdef _linux_