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-rw-r--r--src/lib/ipcp.c514
1 files changed, 0 insertions, 514 deletions
diff --git a/src/lib/ipcp.c b/src/lib/ipcp.c
deleted file mode 100644
index 01741121..00000000
--- a/src/lib/ipcp.c
+++ /dev/null
@@ -1,514 +0,0 @@
-/*
- * Ouroboros - Copyright (C) 2016
- *
- * The API to instruct IPCPs
- *
- * Sander Vrijders <sander.vrijders@intec.ugent.be>
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
- */
-
-#define OUROBOROS_PREFIX "lib-ipcp"
-
-#include <ouroboros/config.h>
-#include <ouroboros/errno.h>
-#include <ouroboros/ipcp.h>
-#include <ouroboros/common.h>
-#include <ouroboros/logs.h>
-#include <ouroboros/utils.h>
-#include <ouroboros/sockets.h>
-
-#include <stdlib.h>
-#include <string.h>
-#include <signal.h>
-#include <stdbool.h>
-#include <pthread.h>
-#include <sys/types.h>
-#include <sys/wait.h>
-#include <sys/socket.h>
-#include <sys/time.h>
-
-static void close_ptr(void * o)
-{
- close(*((int *) o));
-}
-
-static ipcp_msg_t * send_recv_ipcp_msg(pid_t api,
- ipcp_msg_t * msg)
-{
- int sockfd = 0;
- buffer_t buf;
- char * sock_path = NULL;
- ssize_t count = 0;
- ipcp_msg_t * recv_msg = NULL;
-
- struct timeval tv = {(SOCKET_TIMEOUT / 1000),
- (SOCKET_TIMEOUT % 1000) * 1000};
-
- sock_path = ipcp_sock_path(api);
- if (sock_path == NULL)
- return NULL;
-
- sockfd = client_socket_open(sock_path);
- if (sockfd < 0) {
- free(sock_path);
- return NULL;
- }
-
- if (setsockopt(sockfd, SOL_SOCKET, SO_RCVTIMEO,
- (void *) &tv, sizeof(tv)))
- LOG_WARN("Failed to set timeout on socket.");
-
- free(sock_path);
-
- buf.len = ipcp_msg__get_packed_size(msg);
- if (buf.len == 0) {
- close(sockfd);
- return NULL;
- }
-
- buf.data = malloc(IPCP_MSG_BUF_SIZE);
- if (buf.data == NULL) {
- close(sockfd);
- return NULL;
- }
-
- pthread_cleanup_push(close_ptr, (void *) &sockfd);
- pthread_cleanup_push((void (*)(void *)) free, (void *) buf.data);
-
- ipcp_msg__pack(msg, buf.data);
-
- if (write(sockfd, buf.data, buf.len) != -1)
- count = read(sockfd, buf.data, IPCP_MSG_BUF_SIZE);
-
- if (count > 0)
- recv_msg = ipcp_msg__unpack(NULL, count, buf.data);
-
- pthread_cleanup_pop(true);
- pthread_cleanup_pop(true);
-
- return recv_msg;
-}
-
-pid_t ipcp_create(enum ipcp_type ipcp_type)
-{
- pid_t api = -1;
- char irmd_api[10];
- size_t len = 0;
- char * ipcp_dir = "/sbin/";
- char * full_name = NULL;
- char * exec_name = NULL;
- char * log_file = NULL;
-
- sprintf(irmd_api, "%u", getpid());
-
- api = fork();
- if (api == -1) {
- LOG_ERR("Failed to fork");
- return api;
- }
-
- if (api != 0) {
- return api;
- }
-
- if (ipcp_type == IPCP_NORMAL)
- exec_name = IPCP_NORMAL_EXEC;
- else if (ipcp_type == IPCP_SHIM_UDP)
- exec_name = IPCP_SHIM_UDP_EXEC;
- else if (ipcp_type == IPCP_SHIM_ETH_LLC)
- exec_name = IPCP_SHIM_ETH_LLC_EXEC;
- else if (ipcp_type == IPCP_LOCAL)
- exec_name = IPCP_LOCAL_EXEC;
- else
- exit(EXIT_FAILURE);
-
- len += strlen(INSTALL_PREFIX);
- len += strlen(ipcp_dir);
- len += strlen(exec_name);
- len += 1;
-
- full_name = malloc(len + 1);
- if (full_name == NULL) {
- LOG_ERR("Failed to malloc");
- exit(EXIT_FAILURE);
- }
-
- strcpy(full_name, INSTALL_PREFIX);
- strcat(full_name, ipcp_dir);
- strcat(full_name, exec_name);
- full_name[len] = '\0';
-
- if (logfile != NULL) {
- log_file = malloc(20);
- if (log_file == NULL) {
- LOG_ERR("Failed to malloc.");
- exit(EXIT_FAILURE);
- }
- sprintf(log_file, "ipcpd-%u.log", getpid());
- }
-
- /* log_file to be placed at the end */
- char * argv[] = {full_name,
- irmd_api,
- log_file,
- 0};
-
- char * envp[] = {0};
-
- execve(argv[0], &argv[0], envp);
-
- LOG_DBG("%s", strerror(errno));
- LOG_ERR("Failed to load IPCP daemon");
- LOG_ERR("Make sure to run the installed version");
- free(full_name);
- exit(EXIT_FAILURE);
-}
-
-int ipcp_create_r(pid_t api)
-{
- irm_msg_t msg = IRM_MSG__INIT;
- irm_msg_t * recv_msg = NULL;
- int ret = -1;
-
- msg.code = IRM_MSG_CODE__IPCP_CREATE_R;
- msg.has_api = true;
- msg.api = api;
-
- recv_msg = send_recv_irm_msg(&msg);
- if (recv_msg == NULL)
- return -1;
-
- if (recv_msg->has_result == false) {
- irm_msg__free_unpacked(recv_msg, NULL);
- return -1;
- }
-
- ret = recv_msg->result;
- irm_msg__free_unpacked(recv_msg, NULL);
-
- return ret;
-}
-
-int ipcp_destroy(pid_t api)
-{
- int status;
-
- if (kill(api, SIGTERM)) {
- LOG_ERR("Failed to destroy IPCP");
- return -1;
- }
-
- if (waitpid(api, &status, 0) < 0) {
- LOG_ERR("Failed to destroy IPCP");
- return -1;
- }
-
- return 0;
-}
-
-int ipcp_bootstrap(pid_t api,
- dif_config_msg_t * conf)
-{
- ipcp_msg_t msg = IPCP_MSG__INIT;
- ipcp_msg_t * recv_msg = NULL;
- int ret = -1;
-
- if (conf == NULL)
- return -EINVAL;
-
- msg.code = IPCP_MSG_CODE__IPCP_BOOTSTRAP;
- msg.conf = conf;
-
- recv_msg = send_recv_ipcp_msg(api, &msg);
- if (recv_msg == NULL)
- return -1;
-
- if (recv_msg->has_result == false) {
- ipcp_msg__free_unpacked(recv_msg, NULL);
- return -1;
- }
-
- ret = recv_msg->result;
- ipcp_msg__free_unpacked(recv_msg, NULL);
-
- return ret;
-}
-
-int ipcp_enroll(pid_t api,
- char * dif_name)
-{
- ipcp_msg_t msg = IPCP_MSG__INIT;
- ipcp_msg_t * recv_msg = NULL;
- int ret = -1;
-
- if (dif_name == NULL)
- return -EINVAL;
-
- msg.code = IPCP_MSG_CODE__IPCP_ENROLL;
- msg.dif_name = dif_name;
-
- recv_msg = send_recv_ipcp_msg(api, &msg);
- if (recv_msg == NULL)
- return -1;
-
- if (recv_msg->has_result == false) {
- ipcp_msg__free_unpacked(recv_msg, NULL);
- return -1;
- }
-
- ret = recv_msg->result;
- ipcp_msg__free_unpacked(recv_msg, NULL);
-
- return ret;
-}
-
-int ipcp_name_reg(pid_t api,
- char * name)
-{
- ipcp_msg_t msg = IPCP_MSG__INIT;
- ipcp_msg_t * recv_msg = NULL;
- int ret = -1;
-
- if (name == NULL)
- return -1;
-
- msg.code = IPCP_MSG_CODE__IPCP_NAME_REG;
- msg.name = name;
-
- recv_msg = send_recv_ipcp_msg(api, &msg);
- if (recv_msg == NULL)
- return -1;
-
- if (recv_msg->has_result == false) {
- ipcp_msg__free_unpacked(recv_msg, NULL);
- return -1;
- }
-
- ret = recv_msg->result;
- ipcp_msg__free_unpacked(recv_msg, NULL);
-
- return ret;
-}
-
-int ipcp_name_unreg(pid_t api,
- char * name)
-{
- ipcp_msg_t msg = IPCP_MSG__INIT;
- ipcp_msg_t * recv_msg = NULL;
- int ret = -1;
-
- msg.code = IPCP_MSG_CODE__IPCP_NAME_UNREG;
- msg.name = name;
-
- recv_msg = send_recv_ipcp_msg(api, &msg);
- if (recv_msg == NULL)
- return -1;
-
- if (recv_msg->has_result == false) {
- ipcp_msg__free_unpacked(recv_msg, NULL);
- return -1;
- }
-
- ret = recv_msg->result;
- ipcp_msg__free_unpacked(recv_msg, NULL);
-
- return ret;
-}
-
-int ipcp_flow_alloc(pid_t api,
- int port_id,
- pid_t n_api,
- char * dst_name,
- char * src_ae_name,
- enum qos_cube qos)
-{
- ipcp_msg_t msg = IPCP_MSG__INIT;
- ipcp_msg_t * recv_msg = NULL;
- int ret = -1;
-
- if (dst_name == NULL || src_ae_name == NULL)
- return -EINVAL;
-
- msg.code = IPCP_MSG_CODE__IPCP_FLOW_ALLOC;
- msg.has_port_id = true;
- msg.port_id = port_id;
- msg.has_api = true;
- msg.api = n_api;
- msg.src_ae_name = src_ae_name;
- msg.dst_name = dst_name;
- msg.has_qos_cube = true;
- msg.qos_cube = qos;
-
- recv_msg = send_recv_ipcp_msg(api, &msg);
- if (recv_msg == NULL)
- return -1;
-
- if (!recv_msg->has_result) {
- ipcp_msg__free_unpacked(recv_msg, NULL);
- return -1;
- }
-
- ret = recv_msg->result;
- ipcp_msg__free_unpacked(recv_msg, NULL);
-
- return ret;
-}
-
-int ipcp_flow_alloc_resp(pid_t api,
- int port_id,
- pid_t n_api,
- int response)
-{
- ipcp_msg_t msg = IPCP_MSG__INIT;
- ipcp_msg_t * recv_msg = NULL;
- int ret = -1;
-
- msg.code = IPCP_MSG_CODE__IPCP_FLOW_ALLOC_RESP;
- msg.has_port_id = true;
- msg.port_id = port_id;
- msg.has_api = true;
- msg.api = n_api;
- msg.has_response = true;
- msg.response = response;
-
- recv_msg = send_recv_ipcp_msg(api, &msg);
- if (recv_msg == NULL)
- return -1;
-
- if (recv_msg->has_result == false) {
- ipcp_msg__free_unpacked(recv_msg, NULL);
- return -1;
- }
-
- ret = recv_msg->result;
- ipcp_msg__free_unpacked(recv_msg, NULL);
-
- return ret;
-}
-
-int ipcp_flow_req_arr(pid_t api,
- char * dst_name,
- char * src_ae_name)
-{
- irm_msg_t msg = IRM_MSG__INIT;
- irm_msg_t * recv_msg = NULL;
- int port_id = -1;
-
- if (dst_name == NULL || src_ae_name == NULL)
- return -EINVAL;
-
- msg.code = IRM_MSG_CODE__IPCP_FLOW_REQ_ARR;
- msg.has_api = true;
- msg.api = api;
- msg.dst_name = dst_name;
- msg.ae_name = src_ae_name;
-
- recv_msg = send_recv_irm_msg(&msg);
- if (recv_msg == NULL)
- return -1;
-
- if (!recv_msg->has_port_id) {
- irm_msg__free_unpacked(recv_msg, NULL);
- return -1;
- }
-
- port_id = recv_msg->port_id;
- irm_msg__free_unpacked(recv_msg, NULL);
-
- return port_id;
-}
-
-int ipcp_flow_alloc_reply(pid_t api,
- int port_id,
- int response)
-{
- irm_msg_t msg = IRM_MSG__INIT;
- irm_msg_t * recv_msg = NULL;
- int ret = -1;
-
- msg.code = IRM_MSG_CODE__IPCP_FLOW_ALLOC_REPLY;
- msg.port_id = port_id;
- msg.has_port_id = true;
- msg.response = response;
- msg.has_response = true;
-
- recv_msg = send_recv_irm_msg(&msg);
- if (recv_msg == NULL)
- return -1;
-
- if (recv_msg->has_result == false) {
- irm_msg__free_unpacked(recv_msg, NULL);
- return -1;
- }
-
- ret = recv_msg->result;
- irm_msg__free_unpacked(recv_msg, NULL);
-
- return ret;
-}
-
-
-int ipcp_flow_dealloc(pid_t api,
- int port_id)
-{
-
- ipcp_msg_t msg = IPCP_MSG__INIT;
- ipcp_msg_t * recv_msg = NULL;
- int ret = -1;
-
- msg.code = IPCP_MSG_CODE__IPCP_FLOW_DEALLOC;
- msg.has_port_id = true;
- msg.port_id = port_id;
-
- recv_msg = send_recv_ipcp_msg(api, &msg);
- if (recv_msg == NULL)
- return 0;
-
- if (recv_msg->has_result == false) {
- ipcp_msg__free_unpacked(recv_msg, NULL);
- return 0;
- }
-
- ret = recv_msg->result;
- ipcp_msg__free_unpacked(recv_msg, NULL);
-
- return ret;
-}
-
-int irm_flow_dealloc(int port_id)
-{
- irm_msg_t msg = IRM_MSG__INIT;
- irm_msg_t * recv_msg = NULL;
- int ret = -1;
-
- msg.code = IRM_MSG_CODE__IPCP_FLOW_DEALLOC;
- msg.has_port_id = true;
- msg.port_id = port_id;
-
- recv_msg = send_recv_irm_msg(&msg);
- if (recv_msg == NULL)
- return 0;
-
- if (recv_msg->has_result == false) {
- irm_msg__free_unpacked(recv_msg, NULL);
- return 0;
- }
-
- ret = recv_msg->result;
- irm_msg__free_unpacked(recv_msg, NULL);
-
- return ret;
-}
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