37 lines
1.1 KiB
C
37 lines
1.1 KiB
C
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#include <string.h>
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#include <sys/types.h>
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#include <stdio.h>
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#include "ipg_types.h"
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void usage(const char *name)
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{
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ipg_igmp_extra_t *pkt_ptr;
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fprintf(stderr, "Usage: %s [options]\n", basename(name));
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fprintf(stderr, "\nOptions:\n");
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fprintf(stderr,
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" -i <interface> Specify the network interface (e.g., eth0)\n");
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fprintf(stderr,
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" -t <type> Specify the IGMP packet type and version (e.g., 1.query)\n");
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fprintf(stderr,
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" -g <group> Specify the destination IGMP group (e.g., 224.0.0.1)\n");
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fprintf(stderr,
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" -s <source> Specify the source IP and port (e.g., 192.168.1.1:1234)\n");
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fprintf(stderr,
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" -d <destination> Specify the destination IP and port (e.g., 224.0.0.2:5678)\n");
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fprintf(stderr,
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" -n <number> Specify delay between packets in seconds (optional)\n");
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fprintf(stderr, "\nAvailable IGMP packet types:\n");
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pkt_ptr = g_igmp_pkts;
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while (pkt_ptr->igmp_version || pkt_ptr->igmp_tag) {
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fprintf(stderr, " - %d.%s\n", pkt_ptr->igmp_version,
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pkt_ptr->igmp_tag);
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pkt_ptr++;
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}
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fprintf(stderr, "\n");
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}
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