29 lines
610 B
Diff
29 lines
610 B
Diff
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From: Aron Xu <aron@debian.org>
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Date: Mon, 13 Feb 2012 14:45:08 +0800
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Subject: get sev by name
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---
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netcat.c | 7 ++++++-
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1 file changed, 6 insertions(+), 1 deletion(-)
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--- a/netcat.c
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+++ b/netcat.c
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@@ -1603,11 +1603,16 @@ strtoport(char *portstr, int udp)
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void
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build_ports(char *p)
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{
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+ struct servent *sv;
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char *n;
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int hi, lo, cp;
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int x = 0;
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- if ((n = strchr(p, '-')) != NULL) {
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+ sv = getservbyname(p, uflag ? "udp" : "tcp");
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+ if (sv) {
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+ if (asprintf(&portlist[0], "%d", ntohs(sv->s_port)) < 0)
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+ err(1, "asprintf");
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+ } else if ((n = strchr(p, '-')) != NULL) {
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*n = '\0';
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n++;
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