summaryrefslogtreecommitdiff
path: root/src/lib/ipcp.c
diff options
context:
space:
mode:
authordimitri staessens <dimitri.staessens@intec.ugent.be>2016-04-01 15:01:51 +0200
committerdimitri staessens <dimitri.staessens@intec.ugent.be>2016-04-01 15:01:51 +0200
commit65591e5211fb3c44450c52d7534918902e0760d5 (patch)
treeb3f21e0bdb9cf0e773962db73be041bb86d0ee44 /src/lib/ipcp.c
parent3d859bb9a75932a6cffdd37466d510b479c9aa71 (diff)
parent0e1aeba4f2d2de3ce827bfaeb1d9f2480e628529 (diff)
downloadouroboros-65591e5211fb3c44450c52d7534918902e0760d5.tar.gz
ouroboros-65591e5211fb3c44450c52d7534918902e0760d5.zip
Merge branch 'be' of bitbucket.org:ouroboros-rina/ouroboros into be-build
Diffstat (limited to 'src/lib/ipcp.c')
-rw-r--r--src/lib/ipcp.c431
1 files changed, 366 insertions, 65 deletions
diff --git a/src/lib/ipcp.c b/src/lib/ipcp.c
index 53d717ba..d61fcb50 100644
--- a/src/lib/ipcp.c
+++ b/src/lib/ipcp.c
@@ -22,14 +22,10 @@
#define OUROBOROS_PREFIX "lib-ipcp"
-#ifndef _POSIX_C_SOURCE
-#define _POSIX_C_SOURCE 199506L
-#endif
-
+#include <ouroboros/config.h>
#include <ouroboros/ipcp.h>
#include <ouroboros/common.h>
#include <ouroboros/logs.h>
-#include <ouroboros/config.h>
#include <ouroboros/utils.h>
#include <ouroboros/sockets.h>
@@ -39,47 +35,72 @@
#include <sys/types.h>
#include <sys/wait.h>
-static int send_ipcp_msg(pid_t pid,
- struct ipcp_msg * msg)
+static ipcp_msg_t * send_recv_ipcp_msg(pid_t pid,
+ ipcp_msg_t * msg)
{
int sockfd = 0;
- buffer_t * buf = NULL;
- char * sock_path;
+ buffer_t buf;
+ char * sock_path = NULL;
+ ssize_t count = 0;
+ ipcp_msg_t * recv_msg = NULL;
sock_path = ipcp_sock_path(pid);
if (sock_path == NULL)
- return -1;
+ return NULL;
sockfd = client_socket_open(sock_path);
if (sockfd < 0) {
free(sock_path);
- return -1;
+ return NULL;
}
- buf = serialize_ipcp_msg(msg);
- if (buf == NULL) {
+ buf.size = ipcp_msg__get_packed_size(msg);
+ if (buf.size == 0) {
+ close(sockfd);
free(sock_path);
+ return NULL;
+ }
+
+ buf.data = malloc(buf.size);
+ if (buf.data == NULL) {
close(sockfd);
- return -1;
+ free(sock_path);
+ return NULL;
}
- if (write(sockfd, buf->data, buf->size) == -1) {
+ ipcp_msg__pack(msg, buf.data);
+
+ if (write(sockfd, buf.data, buf.size) == -1) {
free(sock_path);
- free(buf->data);
- free(buf);
+ free(buf.data);
close(sockfd);
- return -1;
+ return NULL;
}
- free(buf->data);
- free(buf);
+ count = read(sockfd, buf.data, IPCP_MSG_BUF_SIZE);
+ if (count <= 0) {
+ free(sock_path);
+ free(buf.data);
+ close(sockfd);
+ return NULL;
+ }
+
+ recv_msg = ipcp_msg__unpack(NULL, count, buf.data);
+ if (recv_msg == NULL) {
+ free(sock_path);
+ free(buf.data);
+ close(sockfd);
+ return NULL;
+ }
+ free(buf.data);
+ free(sock_path);
close(sockfd);
- return 0;
+ return recv_msg;
}
-pid_t ipcp_create(rina_name_t name,
- char * ipcp_type)
+pid_t ipcp_create(instance_name_t * api,
+ char * ipcp_type)
{
pid_t pid = 0;
char * api_id = NULL;
@@ -90,6 +111,8 @@ pid_t ipcp_create(rina_name_t name,
if (ipcp_type == NULL)
return -1;
+ LOG_DBG("%lu", _POSIX_C_SOURCE);
+
pid = fork();
if (pid == -1) {
LOG_ERR("Failed to fork");
@@ -100,12 +123,12 @@ pid_t ipcp_create(rina_name_t name,
return pid;
}
- api_id = malloc(n_digits(name.api_id) + 1);
+ api_id = malloc(n_digits(api->id) + 1);
if (!api_id) {
LOG_ERR("Failed to malloc");
exit(EXIT_FAILURE);
}
- sprintf(api_id, "%d", name.api_id);
+ sprintf(api_id, "%d", api->id);
len += strlen(INSTALL_DIR);
len += strlen(ipcp_dir);
@@ -122,7 +145,7 @@ pid_t ipcp_create(rina_name_t name,
strcat(full_name, ipcp_dir);
char * argv[] = {full_name,
- name.ap_name, api_id,
+ api->name, api_id,
ipcp_type, 0};
char * envp[] = {0};
@@ -158,84 +181,362 @@ int ipcp_reg(pid_t pid,
char ** difs,
size_t difs_size)
{
- struct ipcp_msg msg;
+ ipcp_msg_t msg = IPCP_MSG__INIT;
+ ipcp_msg_t * recv_msg = NULL;
+ int ret = -1;
- if (difs == NULL)
- return -1;
+ if (difs == NULL ||
+ difs_size == 0 ||
+ difs[0] == NULL)
+ return -EINVAL;
- msg.code = IPCP_REG;
- msg.difs = difs;
- msg.difs_size = difs_size;
+ msg.code = IPCP_MSG_CODE__IPCP_REG;
+ msg.dif_name = difs;
+ msg.n_dif_name = difs_size;
+
+ recv_msg = send_recv_ipcp_msg(pid, &msg);
+ if (recv_msg == NULL)
+ return -1;
- if (send_ipcp_msg(pid, &msg)) {
- LOG_ERR("Failed to send message to daemon");
+ if (recv_msg->has_result == false) {
+ ipcp_msg__free_unpacked(recv_msg, NULL);
return -1;
}
- return 0;
+ ret = recv_msg->result;
+ ipcp_msg__free_unpacked(recv_msg, NULL);
+
+ return ret;
}
int ipcp_unreg(pid_t pid,
char ** difs,
size_t difs_size)
{
- struct ipcp_msg msg;
+ ipcp_msg_t msg = IPCP_MSG__INIT;
+ ipcp_msg_t * recv_msg = NULL;
+ int ret = -1;
- if (difs == NULL)
- return -1;
+ if (difs == NULL ||
+ difs_size == 0 ||
+ difs[0] == NULL)
+ return -EINVAL;
- msg.code = IPCP_UNREG;
- msg.difs = difs;
- msg.difs_size = difs_size;
+ msg.code = IPCP_MSG_CODE__IPCP_UNREG;
+ msg.dif_name = difs;
+ msg.n_dif_name = difs_size;
- if (send_ipcp_msg(pid, &msg)) {
- LOG_ERR("Failed to send message to daemon");
+ recv_msg = send_recv_ipcp_msg(pid, &msg);
+ if (recv_msg == NULL)
+ return -1;
+
+ if (recv_msg->has_result == false) {
+ ipcp_msg__free_unpacked(recv_msg, NULL);
return -1;
}
- return 0;
+ ret = recv_msg->result;
+ ipcp_msg__free_unpacked(recv_msg, NULL);
+
+ return ret;
}
int ipcp_bootstrap(pid_t pid,
- struct dif_config conf)
+ struct dif_config * conf)
{
- struct ipcp_msg msg;
+ ipcp_msg_t msg = IPCP_MSG__INIT;
+ ipcp_msg_t * recv_msg = NULL;
+ int ret = -1;
- msg.code = IPCP_BOOTSTRAP;
- msg.conf = &conf;
+ msg.code = IPCP_MSG_CODE__IPCP_BOOTSTRAP;
- if (send_ipcp_msg(pid, &msg)) {
- LOG_ERR("Failed to send message to daemon");
+ recv_msg = send_recv_ipcp_msg(pid, &msg);
+ if (recv_msg == NULL)
+ return -1;
+
+ if (recv_msg->has_result == false) {
+ ipcp_msg__free_unpacked(recv_msg, NULL);
return -1;
}
- return 0;
+ ret = recv_msg->result;
+ ipcp_msg__free_unpacked(recv_msg, NULL);
+
+ return ret;
}
int ipcp_enroll(pid_t pid,
- char * dif_name,
char * member_name,
- char ** n_1_difs,
- ssize_t n_1_difs_size)
+ char * n_1_dif)
{
- struct ipcp_msg msg;
+ ipcp_msg_t msg = IPCP_MSG__INIT;
+ ipcp_msg_t * recv_msg = NULL;
+ int ret = -1;
+
+ if (n_1_dif == NULL || member_name == NULL)
+ return -EINVAL;
- if (n_1_difs == NULL)
+ msg.code = IPCP_MSG_CODE__IPCP_ENROLL;
+ msg.dif_name = malloc(sizeof(*(msg.dif_name)));
+ if (msg.dif_name == NULL) {
+ LOG_ERR("Failed to malloc");
return -1;
+ }
+ msg.dif_name[0] = n_1_dif;
+ msg.ap_name = member_name;
- if (dif_name == NULL)
+ recv_msg = send_recv_ipcp_msg(pid, &msg);
+ if (recv_msg == NULL) {
+ free(msg.dif_name);
return -1;
+ }
- msg.code = IPCP_ENROLL;
- msg.dif_name = dif_name;
- msg.ap_name = member_name;
- msg.difs = n_1_difs;
- msg.difs_size = n_1_difs_size;
+ if (recv_msg->has_result == false) {
+ ipcp_msg__free_unpacked(recv_msg, NULL);
+ free(msg.dif_name);
+ return -1;
+ }
+
+ ret = recv_msg->result;
+ ipcp_msg__free_unpacked(recv_msg, NULL);
+ free(msg.dif_name);
+
+ return ret;
+}
+
+int ipcp_ap_reg(pid_t pid,
+ uint32_t reg_api_id,
+ char * ap_name)
+{
+ ipcp_msg_t msg = IPCP_MSG__INIT;
+ ipcp_msg_t * recv_msg = NULL;
+ int ret = -1;
- if (send_ipcp_msg(pid, &msg)) {
- LOG_ERR("Failed to send message to daemon");
+ if (ap_name == NULL)
+ return -1;
+
+ msg.code = IPCP_MSG_CODE__IPCP_AP_REG;
+ msg.ap_name = ap_name;
+ msg.has_port_id = true;
+ msg.port_id = reg_api_id;
+
+ recv_msg = send_recv_ipcp_msg(pid, &msg);
+ if (recv_msg == NULL)
+ return -1;
+
+ if (recv_msg->has_result == false) {
+ ipcp_msg__free_unpacked(recv_msg, NULL);
return -1;
}
- return 0;
+ ret = recv_msg->result;
+ ipcp_msg__free_unpacked(recv_msg, NULL);
+
+ return ret;
+}
+
+int ipcp_ap_unreg(pid_t pid,
+ uint32_t reg_api_id)
+{
+ ipcp_msg_t msg = IPCP_MSG__INIT;
+ ipcp_msg_t * recv_msg = NULL;
+ int ret = -1;
+
+ msg.code = IPCP_MSG_CODE__IPCP_AP_UNREG;
+ msg.has_port_id = true;
+ msg.port_id = reg_api_id;
+
+ recv_msg = send_recv_ipcp_msg(pid, &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 pid,
+ uint32_t port_id,
+ char * dst_ap_name,
+ char * src_ap_name,
+ char * src_ae_name,
+ struct qos_spec * qos)
+{
+ ipcp_msg_t msg = IPCP_MSG__INIT;
+ ipcp_msg_t * recv_msg = NULL;
+ int ret = -1;
+
+ if (dst_ap_name == NULL || src_ap_name == NULL || src_ae_name == NULL)
+ return -EINVAL;
+
+ msg.code = IPCP_MSG_CODE__IPCP_FLOW_ALLOC;
+ msg.ap_name = src_ap_name;
+ msg.ae_name = src_ae_name;
+ msg.dst_ap_name = dst_ap_name;
+ msg.has_port_id = true;
+ msg.port_id = port_id;
+
+ recv_msg = send_recv_ipcp_msg(pid, &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_resp(pid_t pid,
+ uint32_t port_id,
+ int result)
+{
+ 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_result = true;
+ msg.result = result;
+
+ recv_msg = send_recv_ipcp_msg(pid, &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 pid,
+ uint32_t reg_api_id,
+ char * ap_name,
+ char * ae_name)
+{
+ irm_msg_t msg = IRM_MSG__INIT;
+ irm_msg_t * recv_msg = NULL;
+ int fd = -1;
+
+ if (ap_name == NULL || ae_name == NULL)
+ return -EINVAL;
+
+ msg.code = IRM_MSG_CODE__IPCP_FLOW_REQ_ARR;
+ msg.ap_name = ap_name;
+ msg.ae_name = ae_name;
+ msg.port_id = reg_api_id;
+ msg.has_port_id = true;
+ msg.pid = pid;
+ msg.has_pid = true;
+
+ recv_msg = send_recv_irm_msg(&msg);
+ if (recv_msg == NULL)
+ return -1;
+
+ if (recv_msg->has_fd == false) {
+ irm_msg__free_unpacked(recv_msg, NULL);
+ return -1;
+ }
+
+ fd = recv_msg->fd;
+ irm_msg__free_unpacked(recv_msg, NULL);
+
+ return fd;
+}
+
+int ipcp_flow_alloc_reply(pid_t pid,
+ uint32_t port_id,
+ int result)
+{
+ 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.result = result;
+ msg.has_result = 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 pid,
+ uint32_t port_id)
+{
+ if (pid != 0) {
+ 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(pid, &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;
+ } else {
+ 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 -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;
+ }
}