int rtm_init(struct fins_module *module, uint32_t flows_num, uint32_t *flows, metadata_element *params, struct envi_record *envi) {
PRINT_IMPORTANT("Entered: module=%p, params=%p, envi=%p", module, params, envi);
module->state = FMS_INIT;
module_create_structs(module);
rtm_init_params(module);
module->data = secure_malloc(sizeof(struct rtm_data));
struct rtm_data *md = (struct rtm_data *) module->data;
if (module->flows_max < flows_num) {
PRINT_ERROR("todo error");
return 0;
}
md->flows_num = flows_num;
int i;
for (i = 0; i < flows_num; i++) {
md->flows[i] = flows[i];
}
struct sockaddr_un addr;
memset(&addr, 0, sizeof(struct sockaddr_un));
int32_t size = sizeof(addr);
addr.sun_family = AF_UNIX;
snprintf(addr.sun_path, UNIX_PATH_MAX, RTM_PATH);
unlink(addr.sun_path);
md->server_fd = socket(AF_UNIX, SOCK_STREAM | SOCK_NONBLOCK, 0);
if (md->server_fd < 0) {
PRINT_ERROR("socket error: server_fd=%d, errno=%u, str='%s'", md->server_fd, errno, strerror(errno));
return 0;
}
PRINT_DEBUG("binding to: addr='%s'", RTM_PATH);
if (bind(md->server_fd, (struct sockaddr *) &addr, size) < 0) {
PRINT_ERROR("bind error: server_fd=%d, errno=%u, str='%s'", md->server_fd, errno, strerror(errno));
return 0;
}
if (listen(md->server_fd, 10) < 0) {
PRINT_ERROR("listen error: server_fd=%d, errno=%u, str='%s'", md->server_fd, errno, strerror(errno));
return 0;
}
sem_init(&md->shared_sem, 0, 1);
for (i = 0; i < MAX_CONSOLES; i++) {
md->console_fds[i] = 0;
}
md->console_list = list_create(MAX_CONSOLES);
md->console_counter = 0;
md->cmd_list = list_create(MAX_COMMANDS);
md->cmd_counter = 0;
return 1;
}
int rtm_init(struct fins_module *module, metadata_element *params, struct envi_record *envi) {
PRINT_DEBUG("Entered: module=%p, params=%p, envi=%p", module, params, envi);
module->state = FMS_INIT;
module_create_structs(module);
rtm_init_knobs(module);
module->data = secure_malloc(sizeof(struct rtm_data));
struct rtm_data *md = (struct rtm_data *) module->data;
struct sockaddr_un addr;
memset(&addr, 0, sizeof(struct sockaddr_un));
int32_t size = sizeof(addr);
addr.sun_family = AF_UNIX;
snprintf(addr.sun_path, UNIX_PATH_MAX, CONSOLE_PATH);
unlink(addr.sun_path);
md->server_fd = socket(PF_UNIX, SOCK_STREAM | SOCK_NONBLOCK, 0);
if (md->server_fd < 0) {
PRINT_ERROR("socket error: server_fd=%d, errno=%u, str='%s'", md->server_fd, errno, strerror(errno));
return 0;
}
if (fchmod(md->server_fd, ACCESSPERMS) < 0) {
PRINT_ERROR("fchmod rtm: console_path='%s', errno=%u, str='%s'", CONSOLE_PATH, errno, strerror(errno));
close(md->server_fd);
return 0;
}
mode_t old_mask = umask(0);
PRINT_IMPORTANT("binding to: addr='%s'", CONSOLE_PATH);
if (bind(md->server_fd, (struct sockaddr *) &addr, size) < 0) {
PRINT_ERROR("bind error: server_fd=%d, errno=%u, str='%s'", md->server_fd, errno, strerror(errno));
close(md->server_fd);
return 0;
}
umask(old_mask);
if (listen(md->server_fd, 10) < 0) {
PRINT_ERROR("listen error: server_fd=%d, errno=%u, str='%s'", md->server_fd, errno, strerror(errno));
return 0;
}
sem_init(&md->shared_sem, 0, 1);
int i;
for (i = 0; i < MAX_CONSOLES; i++) {
md->console_fds[i] = 0;
}
md->console_list = list_create(MAX_CONSOLES);
md->console_counter = 0;
md->cmd_list = list_create(MAX_COMMANDS);
md->cmd_counter = 0;
return 1;
}
int switch_init(struct fins_module *module, metadata_element *params, struct envi_record *envi) {
PRINT_DEBUG("Entered: module=%p, params=%p, envi=%p", module, params, envi);
module->state = FMS_INIT;
module_create_structs(module);
global_switch_event_sem = module->event_sem;
switch_init_knobs(module);
module->data = secure_malloc(sizeof(struct switch_data));
//struct switch_data *md = (struct switch_data *) module->data;
return 1;
}
int ipv4_init(struct fins_module *module, uint32_t flows_num, uint32_t *flows, metadata_element *params, struct envi_record *envi) {
PRINT_IMPORTANT("Entered: module=%p, params=%p, envi=%p", module, params, envi);
module->state = FMS_INIT;
module_create_structs(module);
ipv4_init_params(module);
module->data = secure_malloc(sizeof(struct ipv4_data));
struct ipv4_data *md = (struct ipv4_data *) module->data;
if (module->flows_max < flows_num) {
PRINT_ERROR("todo error");
return 0;
}
md->flows_num = flows_num;
int i;
for (i = 0; i < flows_num; i++) {
md->flows[i] = flows[i];
}
md->addr_list = list_create(IPV4_ADDRESS_LIST_MAX);
list_for_each1(envi->if_list, ipv4_ifr_get_addr_func, md->addr_list);
if (envi->if_loopback) {
md->addr_loopback = (struct addr_record *) list_find(envi->if_loopback->addr_list, addr_is_v4);
}
if (envi->if_main) {
md->addr_main = (struct addr_record *) list_find(envi->if_main->addr_list, addr_is_v4);
}
md->route_list = list_filter(envi->route_list, route_is_addr4, route_clone);
if (md->route_list->len > IPV4_ROUTE_LIST_MAX) {
PRINT_ERROR("todo");
struct linked_list *leftover = list_split(md->route_list, IPV4_ROUTE_LIST_MAX - 1);
list_free(leftover, free);
}
md->route_list->max = IPV4_ROUTE_LIST_MAX;
//when recv pkt would need to check addresses
//when send pkt would need to check routing table & addresses (for ip address)
//both of these would need to be updated by switch etc
//routing_table = IP4_get_routing_table();
PRINT_DEBUG("after ip4 sort route table");
memset(&md->stats, 0, sizeof(struct ipv4_stats));
return 1;
}
int udp_init(struct fins_module *module, metadata_element *params, struct envi_record *envi) {
PRINT_DEBUG("Entered: module=%p, params=%p, envi=%p", module, params, envi);
module->state = FMS_INIT;
module_create_structs(module);
udp_init_knobs(module);
module->data = secure_malloc(sizeof(struct udp_data));
struct udp_data *md = (struct udp_data *) module->data;
//TODO extract this from meta?
md->sent_packet_list = list_create(UDP_SENT_LIST_MAX);
return 1;
}
