File: gtcm_pktdmp.c

package info (click to toggle)
fis-gtm 6.3-007-1
  • links: PTS, VCS
  • area: main
  • in suites: buster
  • size: 36,284 kB
  • sloc: ansic: 328,861; asm: 5,182; csh: 5,102; sh: 1,918; awk: 291; makefile: 69; sed: 13
file content (179 lines) | stat: -rwxr-xr-x 4,332 bytes parent folder | download | duplicates (4)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
/****************************************************************
 *								*
 * Copyright (c) 2001-2016 Fidelity National Information	*
 * Services, Inc. and/or its subsidiaries. All rights reserved.	*
 *								*
 *	This source code contains the intellectual property	*
 *	of its copyright holder(s), and is made available	*
 *	under a license.  If you do not know the terms of	*
 *	the license, please stop and do not read further.	*
 *								*
 ****************************************************************/

#include "mdef.h"

#include "gtm_string.h"
#include "gtm_stdio.h"
#include "gtm_stat.h"
#include "gtm_stdlib.h"
#include "gtm_limits.h"

#include "gtm_time.h"
#include "gtmio.h"
#include "have_crit.h"

#include "gtcm_sysenv.h"
#include "gtcm.h"
#include "omi.h"
#ifdef __MVS__
#include "eintr_wrappers.h"
#include "gtm_zos_io.h"
#endif

GBLREF omi_conn		*curr_conn;
GBLREF char		*omi_service;

error_def(ERR_GETADDRINFO);
error_def(ERR_GETNAMEINFO);
error_def(ERR_TEXT);

/* return in a static buffer the ASCII representation of a network address.
   Returned as:
   "hostid (nn.nn.nn.nn)" or "nn.nn.nn.nn" depending on whether or not
   the host is listed in /etc/hosts.
 */
char *gtcm_hname(struct addrinfo *ai_ptr)
{
	static char name[NI_MAXHOST + NI_MAXSERV + 4];
	char ipname[NI_MAXSERV];
	char host[NI_MAXHOST];
	int	errcode;

	if(0 != (errcode = getnameinfo(ai_ptr->ai_addr, ai_ptr->ai_addrlen, ipname,
					 SIZEOF(ipname), NULL, 0, NI_NUMERICHOST)))
	{
		RTS_ERROR_ADDRINFO(NULL, ERR_GETNAMEINFO, errcode);
		return NULL;
	}
	if(0 == (errcode = getnameinfo(ai_ptr->ai_addr, ai_ptr->ai_addrlen, host, SIZEOF(host),
					NULL, 0, NI_NAMEREQD)))
		SNPRINTF(name, NI_MAXHOST + NI_MAXSERV + 4, "%s (%s)", host, ipname);
	else
		SNPRINTF(name, NI_MAXHOST + NI_MAXSERV + 4, "%s", ipname);
	return name;
}




/* dump packet with connection information...*/
void gtcm_cpktdmp(char *ptr, int length, char *msg)
{
    char newmsg[512];
    struct hostent *peer;

    if (curr_conn && (512-strlen(msg)) > 25)
    {
	SNPRINTF(newmsg, 512,"Conn: %s - %s",
		gtcm_hname(&curr_conn->stats.ai), msg);

	gtcm_pktdmp(ptr, length, newmsg);
    }
    else
	gtcm_pktdmp(ptr, length, msg);
}

void gtcm_pktdmp(char *ptr, int length, char *msg)
{

	char *end;
	char *chr;
	int buf[5];
	int len;
	int j;
	int offset = 0;
	static int fileID = 0;
	char tbuf[16];
	char fileName[GTM_PATH_MAX];
	time_t ctim;
	struct tm *ltime;
	FILE *fp;
	char *gtm_dist;
	int status;

	ctim = time(0);
	GTM_LOCALTIME(ltime, &ctim);
	SNPRINTF(tbuf, 16, "%02d%02d%02d%02d",ltime->tm_mon + 1,ltime->tm_mday,
		ltime->tm_hour,ltime->tm_min);

	if (gtm_dist=getenv("gtm_dist"))
	{
	    	char subdir[GTM_PATH_MAX];
		struct stat buf;

		/* check for the subdirectory $gtm_dist/log/<omi_service>
		 * If the subdirectory exists, place the log file there.
		 * Otherwise...place the file in $gtm_dist/log.
		 */
		SNPRINTF(subdir, GTM_PATH_MAX, "%s/log/%s", gtm_dist, omi_service);
		if (stat(subdir,&buf) == 0
		    && S_ISDIR(buf.st_mode))
		{
		    SNPRINTF(fileName, GTM_PATH_MAX,"%s/%s_%s.%d", subdir, omi_service,
			tbuf, fileID++);
		}
		else
		{
		    SNPRINTF(fileName, GTM_PATH_MAX,"%s/log/%s_%s.%d", gtm_dist, omi_service,
			    tbuf, fileID++);
		}
	}
	else
		SNPRINTF(fileName, GTM_PATH_MAX,"/usr/tmp/%s_%s.%d", omi_service,
			tbuf, fileID++);

#ifdef __MVS__
	if (-1 == gtm_zos_create_tagged_file(fileName, TAG_EBCDIC))
	{
		FPRINTF(stderr,"Could not create and tag new packet dump file (%s).\n", fileName);
		perror(fileName);
	}
#endif
	Fopen(fp, fileName, "w");
	if (fp == NULL)
	{
		FPRINTF(stderr,"Could not open packet dump file (%s).\n", fileName);
		perror(fileName);
		return;
	}

	OMI_DBG((omi_debug, "%s\n", msg));
	OMI_DBG((omi_debug, "Log dumped to %s.\n", fileName));

	FPRINTF(fp,"%s\n", msg);

	buf[4] = '\0';

	end = ptr + length;
	chr = (char *)buf;
	    while (ptr < end) {
		fputc('\t', fp);
		if ((len = (int)(end - ptr)) > 16)
		    len = 16;
		memcpy(chr, ptr, len);
		ptr += len;
		offset += len;
		for (j = len; j < 16; j++)
		    chr[j] = '\0';
		for (j = 0; j < 4; j++)
		    FPRINTF(fp,"%08x ", buf[j]);
		for (j = 0; j < 16; j++)
		    if (j >= len)
			chr[j] = ' ';
		    else if (chr[j] < 32 || chr[j] > 126)
			chr[j] = '.';
		FPRINTF(fp,"%16s %x\n", chr, offset);
	    }
	FFLUSH(fp);
	FCLOSE(fp, status);
}