doc: renamed project

pico-sensor/McuLib/RNet/RMAC.c

@@ -0,0 +1,98 @@
+/**
+ * \file
+ * \brief This is the implementation of the Radio MAC part.
+ * \author (c) 2013-2014 Erich Styger, http://mcuoneclipse.com/
+ * \note MIT License (http://opensource.org/licenses/mit-license.html), see 'RNet_License.txt'
+ *
+ * This module encapsulates the Media Access of network stack.
+ */
+
+#include "McuRNetConfig.h"
+#if McuRNET_CONFIG_IS_ENABLED
+#include "RMAC.h"
+#include "RPHY.h"
+#include "RNWK.h"
+#include "McuUtility.h"
+
+static uint8_t RMAC_SeqNr = 0;
+static uint8_t RMAC_ExpectedAckSeqNr;
+
+uint8_t RMAC_PutPayload(uint8_t *buf, size_t bufSize, uint8_t payloadSize, RPHY_FlagsType flags) {
+  if (flags&RPHY_PACKET_FLAGS_REQ_ACK) {
+    RMAC_BUF_TYPE(buf) = (uint8_t)((uint8_t)RMAC_MSG_TYPE_DATA|(uint8_t)RMAC_MSG_TYPE_REQ_ACK);
+  } else {
+    RMAC_BUF_TYPE(buf) = (uint8_t)RMAC_MSG_TYPE_DATA;
+  }
+  RMAC_ExpectedAckSeqNr = RMAC_SeqNr;
+  RMAC_BUF_SEQN(buf) = RMAC_SeqNr++;
+  return RPHY_PutPayload(buf, bufSize, payloadSize+RMAC_HEADER_SIZE, flags);
+}
+
+uint8_t RMAC_OnPacketRx(RPHY_PacketDesc *packet) {
+  return RNWK_OnPacketRx(packet); /* pass data packet up the stack */
+}
+
+uint8_t RMAC_SendACK(RPHY_PacketDesc *rxPacket, RPHY_PacketDesc *ackPacket) {
+  RMAC_BUF_TYPE(ackPacket->phyData) = (uint8_t)RMAC_MSG_TYPE_ACK; /* set type to ack */
+  RMAC_BUF_SEQN(ackPacket->phyData) = RMAC_BUF_SEQN(rxPacket->phyData);
+  /* use same sequence number as in the received package, so no change */
+  return RPHY_PutPayload(ackPacket->phyData, ackPacket->phySize, RMAC_HEADER_SIZE+RNWK_HEADER_SIZE, RPHY_PACKET_FLAGS_NONE);
+}
+
+RMAC_MsgType RMAC_GetType(uint8_t *buf, size_t bufSize) {
+  (void)bufSize; /* not used */
+  return (RMAC_MsgType)RMAC_BUF_TYPE(buf);
+}
+
+bool RMAC_IsExpectedACK(uint8_t *buf, size_t bufSize) {
+  (void)bufSize; /* not used */
+  return RMAC_BUF_SEQN(buf)==RMAC_ExpectedAckSeqNr;
+}
+
+void RMAC_SniffPacket(RPHY_PacketDesc *packet, bool isTx) {
+  RNWK_SniffPacket(packet, isTx);
+}
+
+void RMAC_DecodeType(uint8_t *buf, size_t bufSize, RPHY_PacketDesc *packet) {
+  RMAC_MsgType type;
+  bool first = TRUE;
+  
+  type = (RMAC_MsgType)RMAC_BUF_TYPE(packet->phyData);
+  buf[0] = '\0';
+  McuUtility_chcat(buf, bufSize, '(');
+  if ((uint8_t)type&(uint8_t)RMAC_MSG_TYPE_REQ_ACK) {
+    McuUtility_strcat(buf, bufSize, (unsigned char*)"RACK");
+    first = FALSE;
+  } else {
+    McuUtility_strcat(buf, bufSize, (unsigned char*)"NACK");
+    first = FALSE;
+  }
+  if ((uint8_t)type&(uint8_t)RMAC_MSG_TYPE_DATA) {
+    if (!first) {
+      McuUtility_chcat(buf, bufSize, '|');
+    }
+    McuUtility_strcat(buf, bufSize, (unsigned char*)"DATA");
+    first = FALSE;
+  }
+  if ((uint8_t)type&(uint8_t)RMAC_MSG_TYPE_ACK) {
+    if (!first) {
+      McuUtility_chcat(buf, bufSize, '|');
+    }
+    McuUtility_strcat(buf, bufSize, (unsigned char*)"ACK");
+  }
+  if ((uint8_t)type&(uint8_t)RMAC_MSG_TYPE_CMD) {
+    McuUtility_strcat(buf, bufSize, (unsigned char*)"CMD");
+  }
+  McuUtility_chcat(buf, bufSize, ')');
+}
+
+void RMAC_Deinit(void) {
+  /* nothing needed */
+}
+
+void RMAC_Init(void) {
+  RMAC_SeqNr = 0;
+  RMAC_ExpectedAckSeqNr = 0;
+}
+
+#endif /* McuRNET_CONFIG_IS_ENABLED */