mirror of
https://gitlab.isc.org/isc-projects/bind9
synced 2025-08-24 19:18:50 +00:00
61 lines
1.8 KiB
C
61 lines
1.8 KiB
C
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#include <stdlib.h>
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#include <isc/assertions.h>
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#include <isc/interfaceiter.h>
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#include <isc/mem.h>
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#include <isc/result.h>
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#include <isc/util.h>
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int
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main(int argc, char **argv) {
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isc_mem_t *mctx = NULL;
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isc_interfaceiter_t *iter = NULL;
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isc_interface_t ifdata;
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isc_result_t result;
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const char * res;
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char buf[128];
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UNUSED(argc);
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UNUSED(argv);
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RUNTIME_CHECK(isc_mem_create(0, 0, &mctx) == ISC_R_SUCCESS);
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result = isc_interfaceiter_create(mctx, &iter);
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if (result != ISC_R_SUCCESS)
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goto cleanup;
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result = isc_interfaceiter_first(iter);
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while (result == ISC_R_SUCCESS) {
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result = isc_interfaceiter_current(iter, &ifdata);
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if (result != ISC_R_SUCCESS) {
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fprintf(stdout, "isc_interfaceiter_current: %s",
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isc_result_totext(result));
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continue;
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}
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fprintf(stdout, "%s %d %x\n", ifdata.name, ifdata.af,
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ifdata.flags);
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INSIST(ifdata.af == AF_INET || ifdata.af == AF_INET6);
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res = inet_ntop(ifdata.af, &ifdata.address.type, buf, sizeof buf);
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fprintf(stdout, "address = %s\n", res == NULL ? "BAD" : res);
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INSIST(ifdata.address.family == ifdata.af);
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res = inet_ntop(ifdata.af, &ifdata.netmask.type, buf, sizeof buf);
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fprintf(stdout, "netmask = %s\n", res == NULL ? "BAD" : res);
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INSIST(ifdata.netmask.family == ifdata.af);
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if ((ifdata.flags & INTERFACE_F_POINTTOPOINT) != 0) {
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res = inet_ntop(ifdata.af, &ifdata.dstaddress.type,
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buf, sizeof buf);
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fprintf(stdout, "dstaddress = %s\n", res == NULL ? "BAD" : res);
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INSIST(ifdata.dstaddress.family == ifdata.af);
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}
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result = isc_interfaceiter_next(iter);
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if (result != ISC_R_SUCCESS && result != ISC_R_NOMORE) {
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fprintf(stdout, "isc_interfaceiter_next: %s",
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isc_result_totext(result));
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continue;
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}
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}
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isc_interfaceiter_destroy(&iter);
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cleanup:
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isc_mem_destroy(&mctx);
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exit(0);
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}
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