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Fixed some bugs that would lead to segfaults and modified to support changes in protocol

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This commit is contained in:
Xenofon Foukas
2015-12-22 17:08:16 +02:00
parent d5830ced24
commit 4f618d6170
2 changed files with 20 additions and 14 deletions
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openair2/ENB_APP/enb_agent_common.c
+3 -1
View File
@@ -64,7 +64,7 @@ int enb_agent_deserialize_message(void *data, int size, Protocol__ProgranMessage
*msg = protocol__progran_message__unpack(NULL, size, data);
if (*msg == NULL)
goto error;
return 0;
error:
@@ -118,6 +118,7 @@ int enb_agent_hello(uint32_t xid, Protocol__ProgranMessage **msg) {
protocol__progran_message__init(*msg);
(*msg)->msg_case = PROTOCOL__PROGRAN_MESSAGE__MSG_HELLO_MSG;
(*msg)->msg_dir = PROTOCOL__PROGRAN_DIRECTION__INITIATING_MESSAGE;
(*msg)->has_msg_dir = 1;
(*msg)->hello_msg = hello_msg;
return 0;
@@ -216,6 +217,7 @@ int enb_agent_echo_reply(uint32_t xid, Protocol__ProgranMessage **msg) {
protocol__progran_message__init(*msg);
(*msg)->msg_case = PROTOCOL__PROGRAN_MESSAGE__MSG_ECHO_REPLY_MSG;
(*msg)->msg_dir = PROTOCOL__PROGRAN_DIRECTION__SUCCESSFUL_OUTCOME;
(*msg)->has_msg_dir = 1;
(*msg)->echo_reply_msg = echo_reply_msg;
return 0;
openair2/ENB_APP/enb_agent_handler.c
+17 -13
View File
@@ -42,10 +42,11 @@
#include "assertions.h"
enb_agent_message_decoded_callback messages_callback[][3] = {
{enb_agent_hello, enb_agent_hello,0}, /*PROTOCOL__PROGRAN_MESSAGE__MSG_HELLO_MSG*/
{enb_agent_echo_request, enb_agent_echo_reply,0}, /**/
{0, enb_agent_mac_reply,0}, /*stats*/
{0,0,0},
{enb_agent_hello, 0, 0}, /*PROTOCOL__PROGRAN_MESSAGE__MSG_HELLO_MSG*/
{enb_agent_echo_reply, 0, 0}, /*PROTOCOL__PROGRAN_MESSAGE__MSG_ECHO_REQUEST_MSG*/
{0, 0, 0}, /*PROTOCOL__PROGRAN_MESSAGE__MSG_ECHO_REPLY_MSG*/ //Must add handler when receiving echo reply
{enb_agent_mac_reply, 0, 0}, /*PROTOCOL__PROGRAN_MESSAGE__MSG_STATS_REQUEST_MSG*/
{0,0,0}, /*PROTOCOL__PROGRAN_MESSAGE__MSG_STATS_REPLY_MSG*/
};
@@ -61,33 +62,35 @@ Protocol__ProgranMessage* enb_agent_handle_message (uint32_t xid,
uint8_t *data,
uint32_t size){
Protocol__ProgranMessage *message;
Protocol__ProgranMessage *decoded_message, *reply_message;
err_code_t err_code;
DevAssert(data != NULL);
if (enb_agent_deserialize_message(data, size, &message) < 0) {
if (enb_agent_deserialize_message(data, size, &decoded_message) < 0) {
err_code= PROTOCOL__PROGRAN_ERR__MSG_DECODING;
goto error;
}
if ((message->msg_case > sizeof(messages_callback) / (3*sizeof(enb_agent_message_decoded_callback))) ||
(message->msg_dir > PROTOCOL__PROGRAN_DIRECTION__UNSUCCESSFUL_OUTCOME)){
if ((decoded_message->msg_case > sizeof(messages_callback) / (3*sizeof(enb_agent_message_decoded_callback))) ||
(decoded_message->msg_dir > PROTOCOL__PROGRAN_DIRECTION__UNSUCCESSFUL_OUTCOME)){
err_code= PROTOCOL__PROGRAN_ERR__MSG_NOT_HANDLED;
goto error;
}
if (messages_callback[message->msg_case][message->msg_dir] == NULL) {
if (messages_callback[decoded_message->msg_case-1][decoded_message->msg_dir-1] == NULL) {
err_code= PROTOCOL__PROGRAN_ERR__MSG_NOT_SUPPORTED;
goto error;
}
err_code= ((*messages_callback[message->msg_case-1][message->msg_dir-1])(xid, &message));
err_code= ((*messages_callback[decoded_message->msg_case-1][decoded_message->msg_dir-1])(xid, &reply_message));
if ( err_code < 0 ){
goto error;
}
return message;
protocol__progran_message__free_unpacked(decoded_message, NULL);
return reply_message;
error:
LOG_E(ENB_APP,"errno %d occured\n",err_code);
@@ -110,11 +113,12 @@ void * enb_agent_send_message(uint32_t xid,
}
// free the msg --> later keep this in the data struct and just update the values
enb_agent_mac_destroy_stats_reply(msg);
//TODO call proper destroy function
// enb_agent_mac_destroy_stats_reply(msg);
DevAssert(buffer !=NULL);
LOG_D(ENB_APP,"Serilized the enb mac stats reply (size %d)\n", size);
LOG_D(ENB_APP,"Serilized the enb mac stats reply (size %d)\n", *size);
return buffer;