No functional change, just refactoring.
bool send_release;
};
-int dhcp6_network_bind_udp_socket(int ifindex, struct in6_addr *address);
-int dhcp6_network_send_udp_socket(int s, struct in6_addr *address,
- const void *packet, size_t len);
+int dhcp6_network_bind_udp_socket(int ifindex, const struct in6_addr *address);
+int dhcp6_network_send_udp_socket(int s, const struct in6_addr *address, const void *packet, size_t len);
int dhcp6_client_send_message(sd_dhcp6_client *client);
int dhcp6_client_set_transaction_id(sd_dhcp6_client *client, uint32_t transaction_id);
#include "fd-util.h"
#include "socket-util.h"
-int dhcp6_network_bind_udp_socket(int ifindex, struct in6_addr *local_address) {
+int dhcp6_network_bind_udp_socket(int ifindex, const struct in6_addr *local_address) {
union sockaddr_union src = {
.in6.sin6_family = AF_INET6,
+ .in6.sin6_addr = *ASSERT_PTR(local_address),
.in6.sin6_port = htobe16(DHCP6_PORT_CLIENT),
.in6.sin6_scope_id = ifindex,
};
int r;
assert(ifindex > 0);
- assert(local_address);
-
- src.in6.sin6_addr = *local_address;
s = socket(AF_INET6, SOCK_DGRAM | SOCK_CLOEXEC | SOCK_NONBLOCK, IPPROTO_UDP);
if (s < 0)
return TAKE_FD(s);
}
-int dhcp6_network_send_udp_socket(int s, struct in6_addr *server_address,
- const void *packet, size_t len) {
+int dhcp6_network_send_udp_socket(int s, const struct in6_addr *server_address, const void *packet, size_t len) {
union sockaddr_union dest = {
.in6.sin6_family = AF_INET6,
+ .in6.sin6_addr = *ASSERT_PTR(server_address),
.in6.sin6_port = htobe16(DHCP6_PORT_SERVER),
};
- int r;
-
- assert(server_address);
- memcpy(&dest.in6.sin6_addr, server_address, sizeof(dest.in6.sin6_addr));
-
- r = sendto(s, packet, len, 0, &dest.sa, sizeof(dest.in6));
- if (r < 0)
+ if (sendto(s, packet, len, 0, &dest.sa, sizeof(dest.in6)) < 0)
return -errno;
return 0;
static int test_dhcp_fd[2] = EBADF_PAIR;
-int dhcp6_network_send_udp_socket(int s, struct in6_addr *server_address, const void *packet, size_t len) {
+int dhcp6_network_send_udp_socket(int s, const struct in6_addr *server_address, const void *packet, size_t len) {
return len;
}
-int dhcp6_network_bind_udp_socket(int index, struct in6_addr *local_address) {
+int dhcp6_network_bind_udp_socket(int index, const struct in6_addr *local_address) {
assert_se(socketpair(AF_UNIX, SOCK_STREAM | SOCK_CLOEXEC | SOCK_NONBLOCK, 0, test_dhcp_fd) >= 0);
return TAKE_FD(test_dhcp_fd[0]);
}
}
}
-int dhcp6_network_send_udp_socket(int s, struct in6_addr *a, const void *packet, size_t len) {
+int dhcp6_network_send_udp_socket(int s, const struct in6_addr *a, const void *packet, size_t len) {
log_debug("/* %s(count=%u) */", __func__, test_client_sent_message_count);
assert_se(a);
return len;
}
-int dhcp6_network_bind_udp_socket(int ifindex, struct in6_addr *a) {
+int dhcp6_network_bind_udp_socket(int ifindex, const struct in6_addr *a) {
assert_se(ifindex == test_ifindex);
assert_se(a);
assert_se(in6_addr_equal(a, &local_address));