61 lines
1.7 KiB
C
61 lines
1.7 KiB
C
/****************************************************************
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* *
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* Copyright 2002, 2013 Fidelity Information Services, Inc *
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* *
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* This source code contains the intellectual property *
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* of its copyright holder(s), and is made available *
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* under a license. If you do not know the terms of *
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* the license, please stop and do not read further. *
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* *
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****************************************************************/
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#if defined(__MVS__) && !defined(_ISOC99_SOURCE)
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#define _ISOC99_SOURCE
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#endif
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#include <errno.h> /* for errno, used by RTS_ERROR_ADDRINFO */
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#include "mdef.h"
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#include "cmidef.h"
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#include "gtm_netdb.h"
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#include "gtm_socket.h"
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#include "gtm_stdio.h"
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#include "iotcpdef.h"
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#include "gtm_string.h" /* for rts_error */
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/* return in a the char * the ASCII representation of a network address.
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Returned as:
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"hostid (nn.nn.nn.nn)" or "nn.nn.nn.nn" depending on whether or not
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the host is listed in /etc/hosts.
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*/
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error_def(ERR_GETNAMEINFO);
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error_def(ERR_TEXT);
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void cmi_peer_info(struct CLB *lnk, char *buf, size_t sz)
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{
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struct addrinfo *ai_ptr;
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char hostname[SA_MAXLITLEN];
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char ipname[SA_MAXLEN];
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char port_str[NI_MAXSERV];
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int errcode;
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ai_ptr = &lnk->peer_ai;
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if (0 != (errcode = getnameinfo(ai_ptr->ai_addr, ai_ptr->ai_addrlen,
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ipname, SA_MAXLEN,
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port_str, NI_MAXSERV, NI_NUMERICHOST | NI_NUMERICSERV)))
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{
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assert(0);
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RTS_ERROR_ADDRINFO(NULL, ERR_GETNAMEINFO, errcode);
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return;
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}
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if (0 != (errcode = getnameinfo(ai_ptr->ai_addr, ai_ptr->ai_addrlen,
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hostname, SA_MAXLITLEN,
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NULL, 0, 0)))
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{
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assert(0);
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RTS_ERROR_ADDRINFO(NULL, ERR_GETNAMEINFO, errcode);
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return;
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}
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SNPRINTF(buf, sz, "%s (%s:%s)", hostname, ipname, port_str);
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}
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