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94 lines
2.5 KiB
C
94 lines
2.5 KiB
C
/* source: xioparam.c */
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/* Copyright Gerhard Rieger and contributors (see file CHANGES) */
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/* Published under the GNU General Public License V.2, see file COPYING */
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/* this file contains the source for xio options handling */
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#include "xiosysincludes.h"
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#include "xioopen.h"
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/*#include "xioparam.h" are all in xio.h */
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/* options that can be applied to this module */
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xioparms_t xioparms = {
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false, /* strictopts */
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"!!", /* pipesep */
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":", /* paramsep */
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",", /* optionsep */
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':', /* ip4portsep */
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':', /* ip6portsep */
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'\0', /* logopt */
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NULL, /* syslogfac */
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WITH_DEFAULT_IPV, /* default_ip */
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WITH_DEFAULT_IPV, /* preferred_ip */
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false, /* experimental */
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NULL, /* sniffleft_name */
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NULL, /* sniffright_name */
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8192 /* bufsiz */
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} ;
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/* allow application to set xioopen options */
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int xiosetopt(char what, const char *arg) {
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switch (what) {
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case 's': xioparms.strictopts = true; break;
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case 'p': if ((xioparms.pipesep = strdup(arg)) == NULL) {
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Error1("strdup("F_Zu"): out of memory", strlen(arg)+1);
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return -1;
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}
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break;
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case 'o': xioparms.ip4portsep = arg[0];
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if (arg[1] != '\0') {
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Error2("xiosetopt('%c', \"%s\"): port separator must be single character",
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what, arg);
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return -1;
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}
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break;
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case 'l': xioparms.logopt = *arg; break;
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case 'y': xioparms.syslogfac = arg; break;
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case 'r': xioparms.sniffleft_name = arg; break;
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case 'R': xioparms.sniffright_name = arg; break;
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default:
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Error2("xiosetopt('%c', \"%s\"): unknown option",
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what, arg?arg:"NULL");
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return -1;
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}
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return 0;
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}
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int xioinqopt(char what, char *arg, size_t n) {
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switch (what) {
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case 's': return xioparms.strictopts;
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case 'p':
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arg[0] = '\0'; strncat(arg, xioparms.pipesep, n-1);
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return 0;
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case 'o': return xioparms.ip4portsep;
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case 'l': return xioparms.logopt;
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case 'r':
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if (xioparms.sniffleft_name == NULL) {
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return 1;
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}
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if (n < strlen(xioparms.sniffleft_name)+1) {
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return -1;
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}
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arg[0] = '\0';
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strncat(arg, xioparms.sniffleft_name, n-1);
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return 0;
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case 'R':
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if (xioparms.sniffright_name == NULL) {
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return 1;
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}
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if (n < strlen(xioparms.sniffright_name)+1) {
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return -1;
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}
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arg[0] = '\0';
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strncat(arg, xioparms.sniffright_name, n-1);
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return 0;
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default:
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Error3("xioinqopt('%c', \"%s\", "F_Zu"): unknown option",
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what, arg, n);
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return -1;
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}
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return 0;
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}
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