+
+ switch(type)
+ {
+ case MSG_TYPE_MSG3:
+ {
+ DU_LOG("\nPHY_STUB: Forming MSG3 PDU ");
+ /* For Initial RRC setup Request,
+ MAC subheader format is R/R/LCId (1byte)
+ LCId is CCCH(0)
+ From 38.321 section 6.1.1
+ */
+ pdu[byteIdx++] = 0;
+ /* Hardcoding MAC PDU */
+ pdu[byteIdx++] = 16;
+ pdu[byteIdx++] = 00;
+ pdu[byteIdx++] = 00;
+ pdu[byteIdx++] = 00;
+ pdu[byteIdx++] = 00;
+ pdu[byteIdx++] = 103;
+
+ break;
+ }
+ case MSG_TYPE_SHORT_BSR:
+ {
+ DU_LOG("\nPHY_STUB: Forming SHORT BSR PDU ");
+ uint8_t lcgId = 0;
+ uint8_t bufferSizeIdx = 6;
+
+ /* For Short BSR
+ MAC subheader format is R/R/LcId (1Byte)
+ LCId is 61
+ From 38.321 section 6.1.1
+ */
+ pdu[byteIdx++] = 61; // LCID
+ pdu[byteIdx++] = (lcgId << 5) | bufferSizeIdx;
+
+ break;
+ }
+
+ case MSG_TYPE_MSG5:
+ {
+ DU_LOG("\nPHY_STUB: Forming MSG5 PDU");
+ uint8_t msg5PduLen = 33;
+ /* For RRC setup complete
+ MAC subheader format is R/F/LCId/L (2/3 bytes)
+ LCId is 1 for SRB1
+ L is length of PDU i.e 6bytes here
+ From 38.321 section 6.1.1
+ */
+ uint8_t msg5[] = {1, msg5PduLen, 0, 0, 16, 0, 5, 223, 128, 16, 94, \
+ 64, 3, 64, 89, 61, 138, 64, 0, 0, 0, 4, 0, 0, 4, 68, 11, 128, \
+ 184, 56, 0, 0, 0, 0, 0};
+
+ msg5PduLen += 2; /* 2bytes of header */
+ memcpy(pdu, &msg5, msg5PduLen);
+ byteIdx += msg5PduLen; /* 2 bytes of header */
+ break;
+ }
+
+ case MSG_TYPE_SECURITY_MODE_COMPLETE:
+ {
+ DU_LOG("\nPHY_STUB: Forming SECURITY MODE COMPLETE PDU");
+ uint8_t pduLen = 12;
+ /* For security mode complete where RRC Container is dummy
+ MAC subheader format is R/F/LCId/L (2/3 bytes)
+ LCId is 1 for SRB1
+ L is length of PDU i.e 6bytes here
+ From 38.321 section 6.1.1
+ */
+ uint8_t msg[] = {1, pduLen, 0, 3, 0x2a, 0x40, 0, 0, 0, 0, 0, 0, 0, 0};
+
+ pduLen += 2; /* 2bytes of header */
+ memcpy(pdu, &msg, pduLen);
+ byteIdx += pduLen; /* 2 bytes of header */
+ break;
+ }
+ case MSG_TYPE_REGISTRATION_COMPLETE:
+ {
+
+ DU_LOG("\nPHY_STUB: Forming RRC REGISTRATION COMPLETE PDU");
+ uint8_t pduLen = 12;
+ /* For rrc reconfig complete where RRC Container is dummy
+ MAC subheader format is R/F/LCId/L (2/3 bytes)
+ LCId is 1 for SRB1
+ L is length of PDU i.e 6bytes here
+ From 38.321 section 6.1.1
+ */
+ uint8_t msg[] = {1, pduLen, 0, 0x04, 0x3a, 0x81, 0xbf, 0, 0x21, 0x80, 0, \
+ 0, 0, 0};
+
+ pduLen += 2; /* 2bytes of header */
+ memcpy(pdu, &msg, pduLen);
+ byteIdx += pduLen; /* 2 bytes of header */
+ break;
+ }
+ case MSG_TYPE_RRC_RECONFIG_COMPLETE:
+ {
+ DU_LOG("\nPHY_STUB: Forming RRC RECONFIGURATION COMPLETE PDU");
+ uint8_t pduLen = 14;
+ /* For rrc reconfig complete where RRC Container is dummy
+ MAC subheader format is R/F/LCId/L (2/3 bytes)
+ LCId is 1 for SRB1
+ L is length of PDU i.e 6bytes here
+ From 38.321 section 6.1.1
+ */
+ uint8_t msg[] = {1, pduLen, 0, 6, 8, 64, 0, 0, 0, 0, \
+ 0, 0, 0, 0, 0};
+
+ pduLen += 2; /* 2bytes of header */
+ memcpy(pdu, &msg, pduLen);
+ byteIdx += pduLen; /* 2 bytes of header */
+ break;
+
+ }
+
+ default:
+ break;
+ } /* End of switch(type) */
+ /* Filling MAC SDU for Padding bytes*/
+ if(byteIdx < pduInfo->pdu_length)
+ {
+ /* For Padding
+ MAC subheader format is R/R/LCId (1byte)
+ LCId is 63 for padding
+ From 38.321 section 6.1.1
+ */
+ pdu[byteIdx++] = 63;
+
+ for(; byteIdx < pduInfo->pdu_length; byteIdx++)
+ pdu[byteIdx] = 0;
+ }