62 lines
1.3 KiB
C
62 lines
1.3 KiB
C
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/*
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* This file is part of the UCB release of Plan 9. It is subject to the license
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* terms in the LICENSE file found in the top-level directory of this
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* distribution and at http://akaros.cs.berkeley.edu/files/Plan9License. No
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* part of the UCB release of Plan 9, including this file, may be copied,
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* modified, propagated, or distributed except according to the terms contained
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* in the LICENSE file.
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*/
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#include <u.h>
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#include <libc.h>
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#include <ctype.h>
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/*
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* make an address, add the defaults
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*/
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char *
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netmkaddr(const char *linear, const char *defnet, const char *defsrv)
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{
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static char addr[256];
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char *cp;
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/*
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* dump network name
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*/
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cp = strchr(linear, '!');
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if(cp == 0){
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if(defnet==0){
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if(defsrv)
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snprint(addr, sizeof(addr), "net!%s!%s",
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linear, defsrv);
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else
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snprint(addr, sizeof(addr), "net!%s", linear);
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}
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else {
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if(defsrv)
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snprint(addr, sizeof(addr), "%s!%s!%s", defnet,
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linear, defsrv);
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else
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snprint(addr, sizeof(addr), "%s!%s", defnet,
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linear);
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}
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return addr;
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}
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/*
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* if there is already a service, use it
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*/
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cp = strchr(cp+1, '!');
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if(cp)
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return (char *)linear;
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/*
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* add default service
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*/
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if(defsrv == 0)
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return (char *)linear;
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snprint(addr, sizeof(addr), "%s!%s", linear, defsrv);
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return addr;
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}
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