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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-10 19:22:29 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-10 19:22:29 +0000
commit068a45420f2c98887e220b45e946cc7074da550e (patch)
treec5b54e8b4b235232b057a9c534d9a16d2208463d /test/mock-ifaddrs.c
parentInitial commit. (diff)
downloadlibnvme-068a45420f2c98887e220b45e946cc7074da550e.tar.xz
libnvme-068a45420f2c98887e220b45e946cc7074da550e.zip
Adding upstream version 1.8.upstream/1.8
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'test/mock-ifaddrs.c')
-rw-r--r--test/mock-ifaddrs.c123
1 files changed, 123 insertions, 0 deletions
diff --git a/test/mock-ifaddrs.c b/test/mock-ifaddrs.c
new file mode 100644
index 0000000..87a2e50
--- /dev/null
+++ b/test/mock-ifaddrs.c
@@ -0,0 +1,123 @@
+// SPDX-License-Identifier: LGPL-2.1-or-later
+/**
+ * This file is part of libnvme.
+ * Copyright (c) 2023 Martin Belanger, Dell Technologies Inc.
+ */
+#include <sys/types.h>
+#include <ifaddrs.h>
+#include <stdlib.h>
+#include <stdint.h>
+#include <stdbool.h>
+#include <string.h>
+#include <netinet/in.h>
+#include <net/if.h>
+#include <arpa/inet.h>
+
+struct ifaddrs_storage {
+ struct ifaddrs ifa;
+ union {
+ /* Reserve space for the biggest of the sockaddr types */
+ struct sockaddr_in s4;
+ struct sockaddr_in6 s6;
+ } addr, netmask, broadaddr;
+ char name[IF_NAMESIZE + 1];
+};
+
+static void init_entry(struct ifaddrs_storage *storage,
+ const char *ifname,
+ int family,
+ uint32_t addr1,
+ uint32_t addr2,
+ uint32_t addr3,
+ uint32_t addr4,
+ bool last)
+{
+ struct ifaddrs *p;
+
+ p = &storage->ifa;
+ p->ifa_next = last ? NULL : &storage[1].ifa;
+ p->ifa_name = storage->name;
+ strcpy(p->ifa_name, ifname);
+ p->ifa_flags = 0;
+
+ if (family == AF_INET) {
+ struct sockaddr_in *ipv4;
+
+ ipv4 = &storage->addr.s4;
+ ipv4->sin_family = family;
+ ipv4->sin_port = 0;
+ ipv4->sin_addr.s_addr = htonl(addr1);
+ p->ifa_addr = (struct sockaddr *)ipv4;
+
+ ipv4 = &storage->netmask.s4;
+ ipv4->sin_family = family;
+ ipv4->sin_port = 0;
+ ipv4->sin_addr.s_addr = 0xffffff00;
+ p->ifa_netmask = (struct sockaddr *)ipv4;
+
+ ipv4 = &storage->broadaddr.s4;
+ ipv4->sin_family = family;
+ ipv4->sin_port = 0;
+ ipv4->sin_addr.s_addr = 0;
+ p->ifa_broadaddr = (struct sockaddr *)ipv4;;
+ } else {
+ struct sockaddr_in6 *ipv6;
+
+ ipv6 = &storage->addr.s6;
+ ipv6->sin6_family = family;
+ ipv6->sin6_port = 0;
+ ipv6->sin6_flowinfo = 0;
+ ipv6->sin6_addr.s6_addr32[0] = htonl(addr1);
+ ipv6->sin6_addr.s6_addr32[1] = htonl(addr2);
+ ipv6->sin6_addr.s6_addr32[2] = htonl(addr3);
+ ipv6->sin6_addr.s6_addr32[3] = htonl(addr4);
+ ipv6->sin6_scope_id = 0;
+ p->ifa_addr = (struct sockaddr *)ipv6;
+
+ ipv6 = &storage->netmask.s6;
+ ipv6->sin6_family = family;
+ ipv6->sin6_port = 0;
+ ipv6->sin6_flowinfo = 0;
+ ipv6->sin6_addr.s6_addr32[0] = 0xffffffff;
+ ipv6->sin6_addr.s6_addr32[1] = 0xffffffff;
+ ipv6->sin6_addr.s6_addr32[2] = 0xffffffff;
+ ipv6->sin6_addr.s6_addr32[3] = 0;
+ ipv6->sin6_scope_id = 0;
+ p->ifa_netmask = (struct sockaddr *)ipv6;
+
+ ipv6 = &storage->broadaddr.s6;
+ ipv6->sin6_family = family;
+ ipv6->sin6_port = 0;
+ ipv6->sin6_flowinfo = 0;
+ ipv6->sin6_addr.s6_addr32[0] = 0;
+ ipv6->sin6_addr.s6_addr32[1] = 0;
+ ipv6->sin6_addr.s6_addr32[2] = 0;
+ ipv6->sin6_addr.s6_addr32[3] = 0;
+ ipv6->sin6_scope_id = 0;
+ p->ifa_broadaddr = (struct sockaddr *)ipv6;
+ }
+
+ p->ifa_data = NULL;
+}
+
+int getifaddrs(struct ifaddrs **ifap) {
+ struct ifaddrs_storage *storage;
+
+ /* Allocate memory for 4 interfaces */
+ storage = (struct ifaddrs_storage *)calloc(4, sizeof(struct ifaddrs_storage));
+ *ifap = &storage[0].ifa;
+
+ init_entry(&storage[0], "eth0", AF_INET, 0xc0a80114, 0, 0, 0, false); /* 192.168.1.20 */
+ init_entry(&storage[1], "eth0", AF_INET6, 0xfe800000, 0, 0, 0xdeadbeef, false); /* fe80::dead:beef */
+
+ /* Loopback interface */
+ init_entry(&storage[2], "lo", AF_INET, 0x7f000001, 0, 0, 0, false); /* 127.0.0.1 */
+ init_entry(&storage[3], "lo", AF_INET6, 0, 0, 0, 1, true); /* ::1 */
+
+ return 0;
+}
+
+void freeifaddrs(struct ifaddrs *ifa) {
+ free(ifa);
+}
+