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-rw-r--r--src/lib/.gitignore1
-rw-r--r--src/lib/CMakeLists.txt55
-rw-r--r--src/lib/dev.c125
-rw-r--r--src/lib/ipcp.c94
-rw-r--r--src/lib/ipcpd_messages.proto14
-rw-r--r--src/lib/irm.c141
-rw-r--r--src/lib/irmd_messages.proto37
-rw-r--r--src/lib/sockets.c707
8 files changed, 349 insertions, 825 deletions
diff --git a/src/lib/.gitignore b/src/lib/.gitignore
new file mode 100644
index 00000000..8704469b
--- /dev/null
+++ b/src/lib/.gitignore
@@ -0,0 +1 @@
+*.pb-c.[ch] \ No newline at end of file
diff --git a/src/lib/CMakeLists.txt b/src/lib/CMakeLists.txt
index 7a78bf3e..37222e58 100644
--- a/src/lib/CMakeLists.txt
+++ b/src/lib/CMakeLists.txt
@@ -4,41 +4,54 @@ include_directories(${CMAKE_CURRENT_BINARY_DIR})
include_directories(${CMAKE_SOURCE_DIR}/include)
include_directories(${CMAKE_BINARY_DIR}/include)
+find_package(ProtobufC REQUIRED)
+include_directories(${PROTOBUF_INCLUDE_DIRS})
+protobuf_generate_c(IRM_PROTO_SRCS IRM_PROTO_HDRS irmd_messages.proto)
+protobuf_generate_c(IPCP_PROTO_SRCS IPCP_PROTO_HDRS ipcpd_messages.proto)
+
find_library(LIBRT_LIBRARIES rt)
if(NOT LIBRT_LIBRARIES)
- message(FATAL_ERROR "librt not found")
+ message(FATAL_ERROR "librt not found")
endif()
find_library(LIBPTHREAD_LIBRARIES pthread)
if(NOT LIBPTHREAD_LIBRARIES)
- message(FATAL_ERROR "libpthread not found")
+ message(FATAL_ERROR "libpthread not found")
endif()
set(SOURCE_FILES
- # Add source files here
- bitmap.c
- cdap.c
- da.c
- dev.c
- du_buff.c
- flow.c
- ipcp.c
- irm.c
- list.c
- rina_name.c
- shm_du_map.c
- sockets.c
- utils.c
-)
-
-add_library(ouroboros SHARED ${SOURCE_FILES})
-target_link_libraries(ouroboros ${LIBRT_LIBRARIES} ${LIBPTHREAD_LIBRARIES})
+ # Add source files here
+ bitmap.c
+ cdap.c
+ da.c
+ dev.c
+ du_buff.c
+ flow.c
+ ipcp.c
+ irm.c
+ list.c
+ rina_name.c
+ shm_du_map.c
+ sockets.c
+ utils.c
+ )
+
+install(FILES ${IRM_PROTO_HDRS} ${IPCP_PROTO_HDRS}
+ DESTINATION include/ouroboros)
+
+add_library(ouroboros SHARED ${SOURCE_FILES}
+ ${IRM_PROTO_SRCS} ${IPCP_PROTO_SRCS})
+
+target_link_libraries(ouroboros ${LIBRT_LIBRARIES}
+ ${LIBPTHREAD_LIBRARIES} ${PROTOBUF_C_LIBRARY})
include(MacroAddCompileFlags)
if (CMAKE_BUILD_TYPE MATCHES Debug)
- MACRO_ADD_COMPILE_FLAGS(ouroboros -DCONFIG_OUROBOROS_DEBUG)
+ MACRO_ADD_COMPILE_FLAGS(ouroboros -DCONFIG_OUROBOROS_DEBUG)
endif (CMAKE_BUILD_TYPE MATCHES Debug)
install(TARGETS ouroboros LIBRARY DESTINATION lib)
+target_include_directories(ouroboros PUBLIC ${CMAKE_CURRENT_BINARY_DIR})
+
add_subdirectory(tests)
diff --git a/src/lib/dev.c b/src/lib/dev.c
index 7c0c8a15..5c11d8bf 100644
--- a/src/lib/dev.c
+++ b/src/lib/dev.c
@@ -32,30 +32,29 @@ int ap_reg(char * ap_name,
char ** difs,
size_t difs_size)
{
- struct irm_msg msg;
- struct irm_msg * recv_msg = NULL;
+ irm_msg_t msg = IRM_MSG__INIT;
+ irm_msg_t * recv_msg = NULL;
int fd = 0;
if (ap_name == NULL ||
difs == NULL ||
- difs_size == 0) {
- LOG_ERR("Invalid arguments");
- return -1;
+ difs_size == 0 ||
+ difs[0] == NULL) {
+ return -EINVAL;
}
- msg.code = IRM_AP_REG;
+ msg.code = IRM_MSG_CODE__IRM_AP_REG;
msg.ap_name = ap_name;
- msg.difs = difs;
- msg.difs_size = difs_size;
+ msg.dif_name = difs;
+ msg.n_dif_name = difs_size;
- recv_msg = send_recv_irmd_msg(&msg);
+ recv_msg = send_recv_irm_msg(&msg);
if (recv_msg == NULL) {
- LOG_ERR("Failed to send and receive message");
return -1;
}
fd = recv_msg->fd;
- free(recv_msg);
+ irm_msg__free_unpacked(recv_msg, NULL);
return fd;
}
@@ -64,21 +63,21 @@ int ap_unreg(char * ap_name,
char ** difs,
size_t difs_size)
{
- struct irm_msg msg;
+ irm_msg_t msg = IRM_MSG__INIT;
if (ap_name == NULL ||
difs == NULL ||
- difs_size == 0) {
- LOG_ERR("Invalid arguments");
- return -1;
+ difs_size == 0 ||
+ difs[0] == NULL) {
+ return -EINVAL;
}
- msg.code = IRM_AP_UNREG;
+ msg.code = IRM_MSG_CODE__IRM_AP_UNREG;
msg.ap_name = ap_name;
- msg.difs = difs;
- msg.difs_size = difs_size;
+ msg.dif_name = difs;
+ msg.n_dif_name = difs_size;
- if (send_irmd_msg(&msg)) {
+ if (send_irm_msg(&msg)) {
LOG_ERR("Failed to send message to daemon");
return -1;
}
@@ -90,45 +89,47 @@ int flow_accept(int fd,
char * ap_name,
char * ae_name)
{
- struct irm_msg msg;
- struct irm_msg * recv_msg = NULL;
+ irm_msg_t msg = IRM_MSG__INIT;
+ irm_msg_t * recv_msg = NULL;
int cli_fd = 0;
if (ap_name == NULL) {
- LOG_ERR("Invalid arguments");
- return -1;
+ return -EINVAL;
}
- msg.code = IRM_FLOW_ACCEPT;
+ msg.code = IRM_MSG_CODE__IRM_FLOW_ACCEPT;
+ msg.has_fd = true;
msg.fd = fd;
- recv_msg = send_recv_irmd_msg(&msg);
+ recv_msg = send_recv_irm_msg(&msg);
if (recv_msg == NULL) {
- LOG_ERR("Failed to send and receive message");
return -1;
}
+ if (recv_msg->has_fd == false) {
+ irm_msg__free_unpacked(recv_msg, NULL);
+ return -1;
+ }
cli_fd = recv_msg->fd;
ap_name = recv_msg->ap_name;
- if (ae_name == NULL)
- ae_name = "";
- else
- ae_name = recv_msg->ae_name;
- free(recv_msg);
+ ae_name = recv_msg->ae_name;
+ irm_msg__free_unpacked(recv_msg, NULL);
return cli_fd;
}
int flow_alloc_resp(int fd,
int result)
{
- struct irm_msg msg;
+ irm_msg_t msg = IRM_MSG__INIT;
- msg.code = IRM_FLOW_ALLOC_RESP;
+ msg.code = IRM_MSG_CODE__IRM_FLOW_ALLOC_RESP;
+ msg.has_fd = true;
msg.fd = fd;
+ msg.has_result = true;
msg.result = result;
- if (send_irmd_msg(&msg)) {
+ if (send_irm_msg(&msg)) {
LOG_ERR("Failed to send message to daemon");
return -1;
}
@@ -142,67 +143,74 @@ int flow_alloc(char * dst_ap_name,
struct qos_spec * qos,
int oflags)
{
- struct irm_msg msg;
- struct irm_msg * recv_msg = NULL;
+ irm_msg_t msg = IRM_MSG__INIT;
+ irm_msg_t * recv_msg = NULL;
int fd = 0;
if (dst_ap_name == NULL ||
- src_ap_name == NULL) {
+ src_ap_name == NULL ||
+ qos == NULL) {
LOG_ERR("Invalid arguments");
return -1;
}
- msg.code = IRM_FLOW_ALLOC;
+ msg.code = IRM_MSG_CODE__IRM_FLOW_ALLOC;
msg.dst_ap_name = dst_ap_name;
msg.ap_name = src_ap_name;
- if (src_ae_name == NULL)
- msg.ae_name = "";
- else
- msg.ae_name = src_ae_name;
- msg.qos = qos;
+ msg.ae_name = src_ae_name;
+ msg.has_oflags = true;
msg.oflags = oflags;
- recv_msg = send_recv_irmd_msg(&msg);
+ recv_msg = send_recv_irm_msg(&msg);
if (recv_msg == NULL) {
- LOG_ERR("Failed to send and receive message");
return -1;
}
- fd = recv_msg->fd;
- free(recv_msg);
+ 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 flow_alloc_res(int fd)
{
- struct irm_msg msg;
- struct irm_msg * recv_msg = NULL;
+ irm_msg_t msg = IRM_MSG__INIT;
+ irm_msg_t * recv_msg = NULL;
int result = 0;
- msg.code = IRM_FLOW_ALLOC_RES;
+ msg.code = IRM_MSG_CODE__IRM_FLOW_ALLOC_RES;
+ msg.has_fd = true;
msg.fd = fd;
- recv_msg = send_recv_irmd_msg(&msg);
+ recv_msg = send_recv_irm_msg(&msg);
if (recv_msg == NULL) {
- LOG_ERR("Failed to send and receive message");
+ return -1;
+ }
+
+ if (recv_msg->has_result == false) {
+ irm_msg__free_unpacked(recv_msg, NULL);
return -1;
}
result = recv_msg->result;
- free(recv_msg);
+ irm_msg__free_unpacked(recv_msg, NULL);
return result;
}
int flow_dealloc(int fd)
{
- struct irm_msg msg;
+ irm_msg_t msg = IRM_MSG__INIT;
- msg.code = IRM_FLOW_DEALLOC;
+ msg.code = IRM_MSG_CODE__IRM_FLOW_DEALLOC;
+ msg.has_fd = true;
msg.fd = fd;
- if (send_irmd_msg(&msg)) {
+ if (send_irm_msg(&msg)) {
LOG_ERR("Failed to send message to daemon");
return -1;
}
@@ -212,12 +220,13 @@ int flow_dealloc(int fd)
int flow_cntl(int fd, int oflags)
{
- struct irm_msg msg;
+ irm_msg_t msg = IRM_MSG__INIT;
+ msg.has_fd = true;
msg.fd = fd;
msg.oflags = oflags;
- if (send_irmd_msg(&msg)) {
+ if (send_irm_msg(&msg)) {
LOG_ERR("Failed to send message to daemon");
return -1;
}
diff --git a/src/lib/ipcp.c b/src/lib/ipcp.c
index 53d717ba..445160f0 100644
--- a/src/lib/ipcp.c
+++ b/src/lib/ipcp.c
@@ -40,10 +40,10 @@
#include <sys/wait.h>
static int send_ipcp_msg(pid_t pid,
- struct ipcp_msg * msg)
+ ipcp_msg_t * msg)
{
int sockfd = 0;
- buffer_t * buf = NULL;
+ buffer_t buf;
char * sock_path;
sock_path = ipcp_sock_path(pid);
@@ -56,24 +56,31 @@ static int send_ipcp_msg(pid_t pid,
return -1;
}
- buf = serialize_ipcp_msg(msg);
- if (buf == NULL) {
- free(sock_path);
+ buf.size = ipcp_msg__get_packed_size(msg);
+ if (buf.size == 0) {
close(sockfd);
+ free(sock_path);
return -1;
}
- if (write(sockfd, buf->data, buf->size) == -1) {
+ buf.data = malloc(buf.size);
+ if (buf.data == NULL) {
+ close(sockfd);
+ free(sock_path);
+ return -ENOMEM;
+ }
+
+ 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;
}
- free(buf->data);
- free(buf);
-
+ free(buf.data);
+ free(sock_path);
close(sockfd);
return 0;
}
@@ -158,14 +165,16 @@ int ipcp_reg(pid_t pid,
char ** difs,
size_t difs_size)
{
- struct ipcp_msg msg;
+ ipcp_msg_t msg = IPCP_MSG__INIT;
- 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;
if (send_ipcp_msg(pid, &msg)) {
LOG_ERR("Failed to send message to daemon");
@@ -179,14 +188,16 @@ int ipcp_unreg(pid_t pid,
char ** difs,
size_t difs_size)
{
- struct ipcp_msg msg;
+ ipcp_msg_t msg = IPCP_MSG__INIT;
- 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");
@@ -197,12 +208,11 @@ int ipcp_unreg(pid_t pid,
}
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;
- 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");
@@ -218,24 +228,32 @@ int ipcp_enroll(pid_t pid,
char ** n_1_difs,
ssize_t n_1_difs_size)
{
- struct ipcp_msg msg;
-
- if (n_1_difs == NULL)
- return -1;
-
- if (dif_name == NULL)
+ ipcp_msg_t msg = IPCP_MSG__INIT;
+
+ if (n_1_difs == NULL ||
+ n_1_difs_size == 0 ||
+ n_1_difs[0] == NULL ||
+ dif_name == NULL ||
+ member_name == NULL)
+ return -EINVAL;
+
+ 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.code = IPCP_ENROLL;
- msg.dif_name = dif_name;
+ }
+ msg.dif_name[0] = dif_name;
msg.ap_name = member_name;
- msg.difs = n_1_difs;
- msg.difs_size = n_1_difs_size;
+ msg.n_1_dif_name = n_1_difs;
+ msg.n_n_1_dif_name = n_1_difs_size;
if (send_ipcp_msg(pid, &msg)) {
LOG_ERR("Failed to send message to daemon");
+ free(msg.dif_name);
return -1;
}
+ free(msg.dif_name);
return 0;
}
diff --git a/src/lib/ipcpd_messages.proto b/src/lib/ipcpd_messages.proto
new file mode 100644
index 00000000..0715fbe0
--- /dev/null
+++ b/src/lib/ipcpd_messages.proto
@@ -0,0 +1,14 @@
+enum ipcp_msg_code {
+ IPCP_BOOTSTRAP = 1;
+ IPCP_ENROLL = 2;
+ IPCP_REG = 3;
+ IPCP_UNREG = 4;
+};
+
+message ipcp_msg {
+ required ipcp_msg_code code = 1;
+ optional string ap_name = 2;
+ // Missing dif_config field here
+ repeated string dif_name = 4;
+ repeated string n_1_dif_name = 5;
+};
diff --git a/src/lib/irm.c b/src/lib/irm.c
index 9fd13d52..92d8b3a5 100644
--- a/src/lib/irm.c
+++ b/src/lib/irm.c
@@ -26,26 +26,25 @@
#include <ouroboros/common.h>
#include <ouroboros/logs.h>
#include <ouroboros/sockets.h>
+
#include <stdlib.h>
-int irm_create_ipcp(rina_name_t name,
+int irm_create_ipcp(char * ap_name,
+ int api_id,
char * ipcp_type)
{
- struct irm_msg msg;
+ irm_msg_t msg = IRM_MSG__INIT;
- if (ipcp_type == NULL)
- return -1;
+ if (ipcp_type == NULL || ap_name == NULL)
+ return -EINVAL;
- if (!name_is_ok(&name)) {
- LOG_ERR("Bad name");
- return -1;
- }
-
- msg.code = IRM_CREATE_IPCP;
- msg.name = &name;
+ msg.code = IRM_MSG_CODE__IRM_CREATE_IPCP;
+ msg.ap_name = ap_name;
+ msg.has_api_id = true;
+ msg.api_id = api_id;
msg.ipcp_type = ipcp_type;
- if (send_irmd_msg(&msg)) {
+ if (send_irm_msg(&msg)) {
LOG_ERR("Failed to send message to daemon");
return -1;
}
@@ -53,19 +52,21 @@ int irm_create_ipcp(rina_name_t name,
return 0;
}
-int irm_destroy_ipcp(rina_name_t name)
+int irm_destroy_ipcp(char * ap_name,
+ int api_id)
{
- struct irm_msg msg;
+ irm_msg_t msg = IRM_MSG__INIT;
- if (!name_is_ok(&name)) {
- LOG_ERR("Bad name");
- return -1;
+ if (ap_name == NULL) {
+ return -EINVAL;
}
- msg.code = IRM_DESTROY_IPCP;
- msg.name = &name;
+ msg.code = IRM_MSG_CODE__IRM_DESTROY_IPCP;
+ msg.ap_name = ap_name;
+ msg.has_api_id = true;
+ msg.api_id = api_id;
- if (send_irmd_msg(&msg)) {
+ if (send_irm_msg(&msg)) {
LOG_ERR("Failed to send message to daemon");
return -1;
}
@@ -73,21 +74,22 @@ int irm_destroy_ipcp(rina_name_t name)
return 0;
}
-int irm_bootstrap_ipcp(rina_name_t name,
- struct dif_config conf)
+int irm_bootstrap_ipcp(char * ap_name,
+ int api_id,
+ struct dif_config * conf)
{
- struct irm_msg msg;
+ irm_msg_t msg = IRM_MSG__INIT;
- if (!name_is_ok(&name)) {
- LOG_ERR("Bad name");
- return -1;
+ if (ap_name == NULL || conf == NULL) {
+ return -EINVAL;
}
- msg.code = IRM_BOOTSTRAP_IPCP;
- msg.name = &name;
- msg.conf = &conf;
+ msg.code = IRM_MSG_CODE__IRM_BOOTSTRAP_IPCP;
+ msg.ap_name = ap_name;
+ msg.has_api_id = true;
+ msg.api_id = api_id;
- if (send_irmd_msg(&msg)) {
+ if (send_irm_msg(&msg)) {
LOG_ERR("Failed to send message to daemon");
return -1;
}
@@ -95,45 +97,61 @@ int irm_bootstrap_ipcp(rina_name_t name,
return 0;
}
-int irm_enroll_ipcp(rina_name_t name,
+int irm_enroll_ipcp(char * ap_name,
+ int api_id,
char * dif_name)
{
- struct irm_msg msg;
+ irm_msg_t msg = IRM_MSG__INIT;
- if (!name_is_ok(&name)) {
- LOG_ERR("Bad name");
- return -1;
+ if (ap_name == NULL || dif_name == NULL) {
+ return -EINVAL;
}
- msg.code = IRM_ENROLL_IPCP;
- msg.name = &name;
- msg.dif_name = dif_name;
+ msg.code = IRM_MSG_CODE__IRM_ENROLL_IPCP;
+ msg.ap_name = ap_name;
+ msg.has_api_id = true;
+ msg.api_id = api_id;
+ msg.n_dif_name = 1;
+ msg.dif_name = malloc(sizeof(*(msg.dif_name)));
+ if (msg.dif_name == NULL) {
+ LOG_ERR("Failed to malloc");
+ return -1;
+ }
+ msg.dif_name[0] = dif_name;
- if (send_irmd_msg(&msg)) {
+ if (send_irm_msg(&msg)) {
LOG_ERR("Failed to send message to daemon");
+ free(msg.dif_name);
return -1;
}
+ free(msg.dif_name);
+
return 0;
}
-int irm_reg_ipcp(rina_name_t name,
+int irm_reg_ipcp(char * ap_name,
+ int api_id,
char ** difs,
size_t difs_size)
{
- struct irm_msg msg;
+ irm_msg_t msg = IRM_MSG__INIT;
- if (!name_is_ok(&name)) {
- LOG_ERR("Bad name");
- return -1;
+ if (ap_name == NULL ||
+ difs == NULL ||
+ difs_size == 0 ||
+ difs[0] == NULL) {
+ return -EINVAL;
}
- msg.code = IRM_REG_IPCP;
- msg.name = &name;
- msg.difs = difs;
- msg.difs_size = difs_size;
+ msg.code = IRM_MSG_CODE__IRM_REG_IPCP;
+ msg.ap_name = ap_name;
+ msg.has_api_id = true;
+ msg.api_id = api_id;
+ msg.dif_name = difs;
+ msg.n_dif_name = difs_size;
- if (send_irmd_msg(&msg)) {
+ if (send_irm_msg(&msg)) {
LOG_ERR("Failed to send message to daemon");
return -1;
}
@@ -141,23 +159,28 @@ int irm_reg_ipcp(rina_name_t name,
return 0;
}
-int irm_unreg_ipcp(rina_name_t name,
+int irm_unreg_ipcp(char * ap_name,
+ int api_id,
char ** difs,
size_t difs_size)
{
- struct irm_msg msg;
+ irm_msg_t msg = IRM_MSG__INIT;
- if (!name_is_ok(&name)) {
- LOG_ERR("Bad name");
- return -1;
+ if (ap_name == NULL ||
+ difs == NULL ||
+ difs_size == 0 ||
+ difs[0] == NULL) {
+ return -EINVAL;
}
- msg.code = IRM_UNREG_IPCP;
- msg.name = &name;
- msg.difs = difs;
- msg.difs_size = difs_size;
+ msg.code = IRM_MSG_CODE__IRM_UNREG_IPCP;
+ msg.ap_name = ap_name;
+ msg.has_api_id = true;
+ msg.api_id = api_id;
+ msg.dif_name = difs;
+ msg.n_dif_name = difs_size;
- if (send_irmd_msg(&msg)) {
+ if (send_irm_msg(&msg)) {
LOG_ERR("Failed to send message to daemon");
return -1;
}
diff --git a/src/lib/irmd_messages.proto b/src/lib/irmd_messages.proto
new file mode 100644
index 00000000..c61d1b6d
--- /dev/null
+++ b/src/lib/irmd_messages.proto
@@ -0,0 +1,37 @@
+enum irm_msg_code {
+ IRM_CREATE_IPCP = 1;
+ IRM_DESTROY_IPCP = 2;
+ IRM_BOOTSTRAP_IPCP = 3;
+ IRM_ENROLL_IPCP = 4;
+ IRM_REG_IPCP = 5;
+ IRM_UNREG_IPCP = 6;
+ IRM_AP_REG = 7;
+ IRM_AP_REG_R = 8;
+ IRM_AP_UNREG = 9;
+ IRM_FLOW_ACCEPT = 10;
+ IRM_FLOW_ACCEPT_R = 11;
+ IRM_FLOW_ALLOC_RESP = 12;
+ IRM_FLOW_ALLOC = 13;
+ IRM_FLOW_ALLOC_R = 14;
+ IRM_FLOW_ALLOC_RES = 15;
+ IRM_FLOW_ALLOC_RES_R = 16;
+ IRM_FLOW_DEALLOC = 17;
+ IRM_FLOW_CONTROL = 18;
+ IRM_FLOW_WRITE = 19;
+ IRM_FLOW_READ = 20;
+};
+
+message irm_msg {
+ required irm_msg_code code = 1;
+ optional string ap_name = 2;
+ optional uint32 api_id = 3;
+ optional string ae_name = 4;
+ optional string ipcp_type = 5;
+ // Missing dif_config field here
+ repeated string dif_name = 7;
+ optional int32 fd = 8;
+ optional int32 result = 9;
+ // Missing qos_spec here
+ optional int32 oflags = 10;
+ optional string dst_ap_name = 11;
+};
diff --git a/src/lib/sockets.c b/src/lib/sockets.c
index b157b628..a699206d 100644
--- a/src/lib/sockets.c
+++ b/src/lib/sockets.c
@@ -96,76 +96,93 @@ int server_socket_open(char * file_name)
return sockfd;
}
-int send_irmd_msg(struct irm_msg * msg)
+int send_irm_msg(irm_msg_t * msg)
{
- int sockfd;
- buffer_t * buf;
-
- sockfd = client_socket_open(IRM_SOCK_PATH);
- if (sockfd < 0)
- return -1;
-
- buf = serialize_irm_msg(msg);
- if (buf == NULL) {
- close(sockfd);
- return -1;
- }
-
- if (write(sockfd, buf->data, buf->size) == -1) {
- free(buf->data);
- free(buf);
- close(sockfd);
- return -1;
- }
-
- free(buf->data);
- free(buf);
-
- close(sockfd);
- return 0;
+ int sockfd;
+ buffer_t buf;
+
+ sockfd = client_socket_open(IRM_SOCK_PATH);
+ if (sockfd < 0)
+ return -1;
+
+ buf.size = irm_msg__get_packed_size(msg);
+ if (buf.size == 0) {
+ close(sockfd);
+ return -1;
+ }
+
+ buf.data = malloc(buf.size);
+ if (buf.data == NULL) {
+ close(sockfd);
+ return -ENOMEM;
+ }
+
+ irm_msg__pack(msg, buf.data);
+
+ if (write(sockfd, buf.data, buf.size) == -1) {
+ free(buf.data);
+ close(sockfd);
+ return -1;
+ }
+
+ free(buf.data);
+
+ close(sockfd);
+ return 0;
}
-struct irm_msg * send_recv_irmd_msg(struct irm_msg * msg)
+irm_msg_t * send_recv_irm_msg(irm_msg_t * msg)
{
int sockfd;
- buffer_t * buf;
+ buffer_t buf;
ssize_t count = 0;
- struct irm_msg * recv_msg = NULL;
+ irm_msg_t * recv_msg = NULL;
sockfd = client_socket_open(IRM_SOCK_PATH);
if (sockfd < 0)
return NULL;
- buf = serialize_irm_msg(msg);
- if (buf == NULL) {
+ buf.size = irm_msg__get_packed_size(msg);
+ if (buf.size == 0) {
close(sockfd);
return NULL;
}
- if (write(sockfd, buf->data, buf->size) == -1) {
- free(buf->data);
- free(buf);
+ LOG_DBG("Size will be %lu", buf.size);
+ buf.data = malloc(buf.size);
+ if (buf.data == NULL) {
close(sockfd);
return NULL;
}
- count = read(sockfd, buf->data, IRM_MSG_BUF_SIZE);
- if (count <= 0) {
- free(buf->data);
- free(buf);
+ irm_msg__pack(msg, buf.data);
+
+ if (write(sockfd, buf.data, buf.size) == -1) {
+ free(buf.data);
close(sockfd);
return NULL;
}
- recv_msg = deserialize_irm_msg(buf);
+ count = read(sockfd, buf.data, IRM_MSG_BUF_SIZE);
+ if (count <= 0) {
+ free(buf.data);
+ close(sockfd);
+ return NULL;
+ }
- free(buf->data);
- free(buf);
+ recv_msg = irm_msg__unpack(NULL, count, buf.data);
+ if (recv_msg == NULL) {
+ free(buf.data);
+ close(sockfd);
+ return NULL;
+ }
+ free(buf.data);
close(sockfd);
return recv_msg;
}
+
char * ipcp_sock_path(pid_t pid)
{
char * full_name = NULL;
@@ -196,611 +213,3 @@ char * ipcp_sock_path(pid_t pid)
return full_name;
}
-
-static int serialized_string_len(uint8_t * data)
-{
- uint8_t * seek = data;
-
- while (*seek != '\0')
- seek++;
-
- return (seek - data) + 1;
-}
-
-static void ser_copy_value(size_t flen,
- void * dst,
- void * src,
- int * offset)
-{
- memcpy(dst + *offset, src, flen);
- *offset += flen;
-}
-
-static void ser_copy_name(rina_name_t * name,
- uint8_t * data,
- int * offset)
-{
- ser_copy_value(strlen(name->ap_name) + 1,
- data, name->ap_name, offset);
- ser_copy_value(sizeof(int), data,
- &name->api_id, offset);
-}
-
-static void deser_copy_value(size_t flen,
- void * dst,
- void * src,
- int * offset)
-{
- memcpy(dst, src + *offset, flen);
- *offset += flen;
-}
-
-static int deser_copy_string(uint8_t * data,
- char ** dst,
- int * offset)
-{
- size_t flen;
-
- flen = serialized_string_len(data + *offset);
- *dst = malloc(sizeof(**dst) * (flen + 1));
- if (*dst == NULL)
- return -1;
- deser_copy_value(flen, *dst, data, offset);
- return 0;
-}
-
-static void deser_copy_int(uint8_t * data,
- unsigned int * dst,
- int * offset)
-{
- *dst = 0;
- deser_copy_value(sizeof(int), dst, data, offset);
-}
-
-static void deser_copy_size_t(uint8_t * data,
- size_t * dst,
- int * offset)
-{
- *dst = 0;
- deser_copy_value(sizeof(size_t), dst, data, offset);
-}
-
-static rina_name_t * deser_copy_name(uint8_t * data,
- int * offset)
-{
- rina_name_t * name;
-
- name = name_create();
- if (name == NULL) {
- LOG_ERR("Failed to alloc memory");
- return NULL;
- }
-
- if (deser_copy_string(data, &name->ap_name, offset)) {
- name_destroy(name);
- return NULL;
- }
-
- deser_copy_int(data, &name->api_id, offset);
-
- return name;
-}
-
-
-/* Move these to a separate file? */
-static buffer_t * buffer_create()
-{
- buffer_t * buf;
-
- buf = malloc(sizeof(*buf));
- if (buf == NULL)
- return NULL;
-
- buf->data = malloc(IRM_MSG_BUF_SIZE);
- if (buf->data == NULL) {
- free(buf);
- return NULL;
- }
-
- return buf;
-}
-
-static void buffer_destroy(buffer_t * buf)
-{
- if (buf->data != NULL)
- free(buf->data);
-
- if (buf != NULL)
- free(buf);
-}
-
-buffer_t * serialize_irm_msg(struct irm_msg * msg)
-{
- buffer_t * buf;
- uint8_t * data;
- int offset = 0;
- int i;
- char ** pos;
-
- if (msg == NULL)
- return NULL;
-
- buf = buffer_create();
- if (buf == NULL)
- return NULL;
-
- data = buf->data;
-
- ser_copy_value(sizeof(enum irm_msg_code), data, &msg->code, &offset);
-
- ser_copy_name(msg->name, data, &offset);
-
- switch (msg->code) {
- case IRM_CREATE_IPCP:
- if (msg->ipcp_type == NULL ||
- !name_is_ok(msg->name)) {
- LOG_ERR("Null pointer passed");
- buffer_destroy(buf);
- return NULL;
- }
- ser_copy_name(msg->name, data, &offset);
- ser_copy_value(strlen(msg->ipcp_type) + 1, data,
- msg->ipcp_type, &offset);
- break;
- case IRM_DESTROY_IPCP:
- if (!name_is_ok(msg->name)) {
- LOG_ERR("Null pointer passed");
- buffer_destroy(buf);
- return NULL;
- }
- ser_copy_name(msg->name, data, &offset);
- break;
- case IRM_BOOTSTRAP_IPCP:
- if (!name_is_ok(msg->name)) {
- LOG_ERR("Null pointer passed");
- buffer_destroy(buf);
- return NULL;
- }
- ser_copy_name(msg->name, data, &offset);
- /* FIXME: Fields missing, need to define dif_conf properly */
- break;
- case IRM_ENROLL_IPCP:
- if (msg->dif_name == NULL ||
- !name_is_ok(msg->name)) {
- buffer_destroy(buf);
- return NULL;
- }
-
- ser_copy_name(msg->name, data, &offset);
- ser_copy_value(strlen(msg->dif_name) + 1, data,
- msg->dif_name, &offset);
-
- break;
- case IRM_REG_IPCP:
- case IRM_UNREG_IPCP:
- if (msg->difs == NULL ||
- msg->difs[0] == NULL ||
- !name_is_ok(msg->name)) {
- buffer_destroy(buf);
- return NULL;
- }
-
- ser_copy_name(msg->name, data, &offset);
-
- ser_copy_value(sizeof(size_t), data, &msg->difs_size, &offset);
-
- pos = msg->difs;
- for (i = 0; i < msg->difs_size; i++) {
- ser_copy_value(strlen(*pos) + 1, data, *pos, &offset);
- pos++;
- }
-
- break;
- case IRM_AP_REG:
- case IRM_AP_UNREG:
- if (msg->ap_name == NULL ||
- msg->difs == NULL ||
- msg->difs[0] == NULL) {
- LOG_ERR("Invalid arguments");
- buffer_destroy(buf);
- return NULL;
- }
-
- ser_copy_value(strlen(msg->ap_name) + 1,
- data, msg->ap_name, &offset);
-
- ser_copy_value(sizeof(size_t), data, &msg->difs_size, &offset);
-
- pos = msg->difs;
- for (i = 0; i < msg->difs_size; i++) {
- ser_copy_value(strlen(*pos) + 1, data, *pos, &offset);
- pos++;
- }
-
- break;
- case IRM_FLOW_ACCEPT:
- if (msg->ap_name == NULL ||
- msg->ae_name == NULL) {
- LOG_ERR("Invalid arguments");
- buffer_destroy(buf);
- return NULL;
- }
-
- ser_copy_value(sizeof(int), data, &msg->fd, &offset);
-
- ser_copy_value(strlen(msg->ap_name) + 1,
- data, msg->ap_name, &offset);
-
- ser_copy_value(strlen(msg->ae_name) + 1,
- data, msg->ae_name, &offset);
-
- break;
- case IRM_FLOW_ALLOC_RESP:
- ser_copy_value(sizeof(int), data, &msg->fd, &offset);
-
- ser_copy_value(sizeof(int), data, &msg->result, &offset);
-
- break;
- case IRM_FLOW_ALLOC:
- if (msg->ap_name == NULL ||
- msg->ae_name == NULL ||
- msg->dst_ap_name == NULL ||
- msg->qos == NULL) {
- LOG_ERR("Invalid arguments");
- buffer_destroy(buf);
- return NULL;
- }
-
- ser_copy_value(strlen(msg->dst_ap_name) + 1,
- data, msg->dst_ap_name, &offset);
-
- ser_copy_value(strlen(msg->ap_name) + 1,
- data, msg->ap_name, &offset);
-
- ser_copy_value(strlen(msg->ae_name) + 1,
- data, msg->ae_name, &offset);
-
- /* FIXME: Serialize qos spec here */
-
- ser_copy_value(sizeof(int), data, &msg->oflags, &offset);
-
- break;
- case IRM_FLOW_ALLOC_RES:
- case IRM_FLOW_DEALLOC:
- ser_copy_value(sizeof(int), data, &msg->fd, &offset);
- break;
- case IRM_FLOW_CONTROL:
- ser_copy_value(sizeof(int), data, &msg->fd, &offset);
- ser_copy_value(sizeof(int), data, &msg->oflags, &offset);
- break;
- case IRM_FLOW_WRITE:
- LOG_MISSING;
- break;
- case IRM_FLOW_READ:
- LOG_MISSING;
- break;
- case IRM_AP_REG_R:
- case IRM_FLOW_ALLOC_R:
- ser_copy_value(sizeof(int), data, &msg->fd, &offset);
- break;
- case IRM_FLOW_ACCEPT_R:
- ser_copy_value(sizeof(int), data, &msg->fd, &offset);
-
- ser_copy_value(strlen(msg->ap_name) + 1,
- data, msg->ap_name, &offset);
-
- ser_copy_value(strlen(msg->ae_name) + 1,
- data, msg->ae_name, &offset);
- break;
- case IRM_FLOW_ALLOC_RES_R:
- ser_copy_value(sizeof(int), data, &msg->result, &offset);
- break;
- default:
- LOG_ERR("Don't know that code");
- buffer_destroy(buf);
- return NULL;
- }
-
- buf->size = offset;
-
- return buf;
-}
-
-struct irm_msg * deserialize_irm_msg(buffer_t * data)
-{
- struct irm_msg * msg;
- int i, j;
- int offset = 0;
- size_t difs_size;
-
- if (data == NULL || data->data == NULL) {
- LOG_ERR("Got a null pointer");
- return NULL;
- }
-
- msg = malloc(sizeof(*msg));
- if (msg == NULL) {
- LOG_ERR("Failed to allocate memory");
- return NULL;
- }
-
- deser_copy_value(sizeof(enum irm_msg_code),
- &msg->code, data->data, &offset);
-
- switch (msg->code) {
- case IRM_CREATE_IPCP:
- msg->name = deser_copy_name(data->data, &offset);
- if (msg->name == NULL) {
- LOG_ERR("Failed to reconstruct name");
- free(msg);
- return NULL;
- }
-
- if (deser_copy_string(data->data,
- &msg->ipcp_type,
- &offset)) {
- name_destroy(msg->name);
- free(msg);
- return NULL;
- }
-
- break;
- case IRM_DESTROY_IPCP:
- msg->name = deser_copy_name(data->data, &offset);
- if (msg->name == NULL) {
- LOG_ERR("Failed to reconstruct name");
- free(msg);
- return NULL;
- }
-
- break;
- case IRM_BOOTSTRAP_IPCP:
- msg->name = deser_copy_name(data->data, &offset);
- if (msg->name == NULL) {
- LOG_ERR("Failed to reconstruct name");
- free(msg);
- return NULL;
- }
-
- break;
- case IRM_ENROLL_IPCP:
- msg->name = deser_copy_name(data->data, &offset);
- if (msg->name == NULL) {
- LOG_ERR("Failed to reconstruct name");
- free(msg);
- return NULL;
- }
-
- if (deser_copy_string(data->data,
- &msg->dif_name,
- &offset)) {
- name_destroy(msg->name);
- free(msg);
- return NULL;
- }
-
- break;
- case IRM_REG_IPCP:
- case IRM_UNREG_IPCP:
- msg->name = deser_copy_name(data->data, &offset);
- if (msg->name == NULL) {
- LOG_ERR("Failed to reconstruct name");
- free(msg);
- return NULL;
- }
-
- deser_copy_size_t(data->data, &difs_size, &offset);
- msg->difs_size = difs_size;
-
- msg->difs = malloc(sizeof(*(msg->difs)) * difs_size);
- if (msg->difs == NULL) {
- name_destroy(msg->name);
- free(msg);
- return NULL;
- }
-
- for (i = 0; i < difs_size; i++) {
- if (deser_copy_string(data->data,
- &msg->difs[i],
- &offset)) {
- for (j = 0; j < i; j++)
- free(msg->difs[j]);
- free(msg->difs);
- name_destroy(msg->name);
- free(msg);
- return NULL;
- }
- }
-
- break;
- case IRM_AP_REG:
- case IRM_AP_REG_R:
- case IRM_AP_UNREG:
- case IRM_FLOW_ACCEPT:
- case IRM_FLOW_ACCEPT_R:
- case IRM_FLOW_ALLOC_RESP:
- case IRM_FLOW_ALLOC:
- case IRM_FLOW_ALLOC_R:
- case IRM_FLOW_ALLOC_RES:
- case IRM_FLOW_ALLOC_RES_R:
- case IRM_FLOW_DEALLOC:
- case IRM_FLOW_CONTROL:
- case IRM_FLOW_WRITE:
- case IRM_FLOW_READ:
- LOG_MISSING;
- break;
- default:
- LOG_ERR("Don't know that code");
- free(msg);
- return NULL;
- }
-
- return msg;
-}
-
-buffer_t * serialize_ipcp_msg(struct ipcp_msg * msg)
-{
- buffer_t * buf = NULL;
- uint8_t * data = NULL;
- int offset = 0;
- char ** pos = NULL;
- int i = 0;
-
- if (msg == NULL)
- return NULL;
-
- buf = buffer_create();
- if (buf == NULL)
- return NULL;
-
- data = buf->data;
-
- ser_copy_value(sizeof(enum ipcp_msg_code),
- data, &msg->code, &offset);
-
- switch (msg->code) {
- case IPCP_BOOTSTRAP:
- break;
- case IPCP_ENROLL:
- if (msg->dif_name == NULL) {
- buffer_destroy(buf);
- return NULL;
- }
-
- ser_copy_value(strlen(msg->dif_name) + 1, data,
- msg->dif_name, &offset);
-
- if (msg->ap_name == NULL) {
- LOG_ERR("Null pointer passed");
- buffer_destroy(buf);
- return NULL;
- }
- ser_copy_value(strlen(msg->ap_name) + 1, data,
- msg->ap_name, &offset);
-
- /* All these operations end with a list of DIFs */
- case IPCP_REG:
- case IPCP_UNREG:
- if (msg->difs == NULL || msg->difs[0] == NULL) {
- buffer_destroy(buf);
- return NULL;
- }
-
- ser_copy_value(sizeof(size_t), data, &msg->difs_size, &offset);
-
- pos = msg->difs;
- for (i = 0; i < msg->difs_size; i++) {
- ser_copy_value(strlen(*pos) + 1, data, *pos, &offset);
- pos++;
- }
- break;
- default:
- LOG_ERR("Don't know that code");
- buffer_destroy(buf);
- return NULL;
- }
-
- buf->size = offset;
-
- return buf;
-}
-
-struct ipcp_msg * deserialize_ipcp_msg(buffer_t * data)
-{
- struct ipcp_msg * msg;
- int i, j;
- int offset = 0;
- size_t difs_size;
-
- if (data == NULL || data->data == NULL) {
- LOG_ERR("Got a null pointer");
- return NULL;
- }
-
- msg = malloc(sizeof(*msg));
- if (msg == NULL) {
- LOG_ERR("Failed to allocate memory");
- return NULL;
- }
-
- deser_copy_value(sizeof(enum ipcp_msg_code),
- &msg->code, data->data, &offset);
-
- switch (msg->code) {
- case IPCP_BOOTSTRAP:
- break;
- case IPCP_ENROLL:
- if (deser_copy_string(data->data,
- &msg->dif_name,
- &offset)) {
- free(msg);
- return NULL;
- }
-
- deser_copy_string(data->data,
- &msg->ap_name,
- &offset);
- if (msg->ap_name == NULL) {
- LOG_ERR("Failed to reconstruct name");
- free(msg->dif_name);
- free(msg);
- return NULL;
- }
-
- deser_copy_size_t(data->data, &difs_size, &offset);
- msg->difs_size = difs_size;
-
- msg->difs = malloc(sizeof(*(msg->difs)) * difs_size);
- if (msg->difs == NULL) {
- free(msg->ap_name);
- free(msg->dif_name);
- free(msg);
- return NULL;
- }
-
- for (i = 0; i < difs_size; i++) {
- if (deser_copy_string(data->data,
- &msg->difs[i],
- &offset)) {
- for (j = 0; j < i; j++)
- free(msg->difs[j]);
- free(msg->dif_name);
- free(msg->difs);
- free(msg->ap_name);
- free(msg);
- return NULL;
- }
- }
- break;
- case IPCP_REG:
- case IPCP_UNREG:
- deser_copy_size_t(data->data, &difs_size, &offset);
- msg->difs_size = difs_size;
-
- msg->difs = malloc(sizeof(*(msg->difs)) * difs_size);
- if (msg->difs == NULL) {
- free(msg);
- return NULL;
- }
-
- for (i = 0; i < difs_size; i++) {
- if (deser_copy_string(data->data,
- &msg->difs[i],
- &offset)) {
- for (j = 0; j < i; j++)
- free(msg->difs[j]);
- free(msg->difs);
- free(msg);
- return NULL;
- }
- }
-
- break;
- default:
- LOG_ERR("Don't know that code");
- free(msg);
- return NULL;
- }
-
- return msg;
-}