void vTestKernel(void *pvAddress)
{
char send_buf[BUF_SIZE];
char recv_buf[BUF_SIZE];
unsigned int rtn;
char ch = 'A';
while (1) {
send_buf[0] = ch;
send_buf[1] = '\0';
ch = (char)((unsigned int)ch + 1);
if(ch > 'Z') {
ch = 'A';
}
rtn = enet_send(send_buf);
if (rtn > 0) {
term_printf("<<<Task 1>>> sent by enet: %s\r\n", send_buf);
vTaskDelay(500 / portTICK_RATE_MS);
rtn = enet_recv(recv_buf, 1);
if(rtn > 0) {
term_printf("<<<Task 1>>> received by enet: %s\r\n", recv_buf);
}
else {
term_printf("<<<Task 1>>> received nothing by enet!\r\n");
}
}
else {
term_printf("<<<Task 1>>> failed to send data by enet!\r\n");
}
}
}
int dsmp_send(wnet_envar_t *p_wnet, wnet_txinfo_t *txinfo,
uint8_t *pdata, uint32_t length)
{
int ret = 0;
int len = 0;
/* add dsmp header to pdata */
dsmp_hdr_t *p_dsmp_head = NULL;
security_hdr_t *p_sec_head = NULL;
len = DSMP_HEADER_LEN;
pdata -= len;
p_dsmp_head = (dsmp_hdr_t *)pdata;
memset(p_dsmp_head, 0, len);
/* Initial dsmp frame head domain. */
p_dsmp_head->version = DSMP_VERSION;
p_dsmp_head->aid = cv_ntohl(WAVE_AID_vehicle_safety);
p_dsmp_head->element_id = WAVE_ELEMENT_ID_WSM;
p_dsmp_head->dsm_length = cv_ntohs((uint16_t)length);
length += len;
/* send to llc layer or encryption */
if (!txinfo->encryption)
{
/* add 1609.2 header. TBD */
len = SECURITY_HEADER_LEN;
pdata -= len;
length += len;
p_sec_head = (security_hdr_t *)pdata;
p_sec_head->version = SEC_VERSION;
p_sec_head->security_type = 0;
// ret = llc_send(p_wnet, txinfo, pdata, length);
ret = enet_send(p_wnet, txinfo, pdata, length);
}
else
{
/* add dot2_hdr and security_hdt */
/* sent to enc module. enc_offset indicate the data need to be
encrypted */
}
return ret;
}
