diff options
author | Kevin P. Fleming <kpfleming@digium.com> | 2006-05-18 19:39:39 +0000 |
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committer | Kevin P. Fleming <kpfleming@digium.com> | 2006-05-18 19:39:39 +0000 |
commit | 1ad7b941444fcbe1b47c3bdf0967581f329131b1 (patch) | |
tree | 9406cf2e118b39002aada4941845beb44e4e8014 /enum.c | |
parent | 169e4797fa9d0f513b04025127a660cfa6ebd0fd (diff) |
Merged revisions 28337 via svnmerge from
https://origsvn.digium.com/svn/asterisk/branches/1.2
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r28337 | kpfleming | 2006-05-18 14:35:55 -0500 (Thu, 18 May 2006) | 2 lines
use unsigned counters for handling answer/IE lengths while processing DNS results (issue #7174)
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git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@28338 65c4cc65-6c06-0410-ace0-fbb531ad65f3
Diffstat (limited to 'enum.c')
-rw-r--r-- | enum.c | 12 |
1 files changed, 7 insertions, 5 deletions
@@ -95,27 +95,29 @@ struct naptr { } __attribute__ ((__packed__)); /*! \brief Parse NAPTR record information elements */ -static int parse_ie(unsigned char *data, int maxdatalen, unsigned char *src, int srclen) +static unsigned int parse_ie(char *data, unsigned int maxdatalen, char *src, unsigned int srclen) { - int len, olen; + unsigned int len, olen; - len = olen = (int)src[0]; + len = olen = (unsigned int) src[0]; src++; srclen--; - if (len > srclen || len < 0 ) { + + if (len > srclen) { ast_log(LOG_WARNING, "ENUM parsing failed: Wanted %d characters, got %d\n", len, srclen); return -1; } + if (len > maxdatalen) len = maxdatalen; memcpy(data, src, len); + return olen + 1; } /*! \brief Parse DNS NAPTR record used in ENUM ---*/ static int parse_naptr(unsigned char *dst, int dstsize, char *tech, int techsize, unsigned char *answer, int len, unsigned char *naptrinput) { - char tech_return[80]; char *oanswer = answer; char flags[512] = ""; |