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Merge pull request #58 from ejtimmon/fix-issue-45
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Fix #45, Refactor to implement command and utility functions in separate files
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Gerardo E. Cruz-Ortiz committed May 13, 2020
1 parent 155a3e7 commit 949e89a
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Showing 12 changed files with 770 additions and 276 deletions.
4 changes: 3 additions & 1 deletion CMakeLists.txt
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Original file line number Diff line number Diff line change
Expand Up @@ -9,7 +9,9 @@ include_directories(fsw/platform_inc)
include_directories(${sample_lib_MISSION_DIR}/fsw/public_inc)

# Create the app module
add_cfe_app(sample_app fsw/src/sample_app.c)
add_cfe_app(sample_app fsw/src/sample_app.c
fsw/src/sample_app_cmds.c
fsw/src/sample_app_utils.c)

# Add table
add_cfe_tables(sampleTable fsw/src/sample_table.c)
Expand Down
225 changes: 32 additions & 193 deletions fsw/src/sample_app.c
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Original file line number Diff line number Diff line change
Expand Up @@ -32,6 +32,8 @@
#include "sample_app_version.h"
#include "sample_app.h"
#include "sample_table.h"
#include "sample_app_cmds.h"
#include "sample_app_utils.h"

/* The sample_lib module provides the SAMPLE_Function() prototype */
#include <string.h>
Expand Down Expand Up @@ -106,6 +108,13 @@ void SAMPLE_AppMain( void )

}


CFE_EVS_SendEvent(SAMPLE_APP_EXIT_ERR_EID,
CFE_EVS_EventType_ERROR,
"SAMPLE_APP Terminating");

CFE_ES_WriteToSysLog("SAMPLE_APP Terminating.");

/*
** Performance Log Exit Stamp
*/
Expand Down Expand Up @@ -186,8 +195,10 @@ int32 SAMPLE_AppInit( void )
SAMPLE_AppData.PipeName);
if (status != CFE_SUCCESS)
{
CFE_ES_WriteToSysLog("Sample App: Error creating pipe, RC = 0x%08lX\n",
(unsigned long)status);
CFE_EVS_SendEvent(SAMPLE_APP_PIPE_CREATE_ERR_EID,
CFE_EVS_EventType_ERROR,
"Sample App: Error creating pipe, RC = 0x%08lX\n",
(unsigned long)status);
return ( status );
}

Expand All @@ -198,8 +209,10 @@ int32 SAMPLE_AppInit( void )
SAMPLE_AppData.CommandPipe);
if (status != CFE_SUCCESS)
{
CFE_ES_WriteToSysLog("Sample App: Error Subscribing to HK request, RC = 0x%08lX\n",
(unsigned long)status);
CFE_EVS_SendEvent(SAMPLE_APP_SUB_HK_ERR_EID,
CFE_EVS_EventType_ERROR,
"Sample App: Error Subscribing to HK request, RC = 0x%08lX\n",
(unsigned long)status);
return ( status );
}

Expand All @@ -210,8 +223,10 @@ int32 SAMPLE_AppInit( void )
SAMPLE_AppData.CommandPipe);
if (status != CFE_SUCCESS )
{
CFE_ES_WriteToSysLog("Sample App: Error Subscribing to Command, RC = 0x%08lX\n",
(unsigned long)status);
CFE_EVS_SendEvent(SAMPLE_APP_SUB_CMD_ERR_EID,
CFE_EVS_EventType_ERROR,
"Sample App: Error Subscribing to Command, RC = 0x%08lX\n",
(unsigned long)status);

return ( status );
}
Expand All @@ -226,8 +241,10 @@ int32 SAMPLE_AppInit( void )
SAMPLE_TblValidationFunc);
if ( status != CFE_SUCCESS )
{
CFE_ES_WriteToSysLog("Sample App: Error Registering \
Table, RC = 0x%08lX\n", (unsigned long)status);
CFE_EVS_SendEvent(SAMPLE_APP_TBL_REG_ERR_EID,
CFE_EVS_EventType_ERROR,
"Sample App: Error Registering Table, RC = 0x%08lX\n",
(unsigned long)status);

return ( status );
}
Expand Down Expand Up @@ -277,7 +294,7 @@ void SAMPLE_ProcessCommandPacket( CFE_SB_MsgPtr_t Msg )
default:
CFE_EVS_SendEvent(SAMPLE_INVALID_MSGID_ERR_EID,
CFE_EVS_EventType_ERROR,
"SAMPLE: invalid command packet,MID = 0x%x",
"SAMPLE: invalid command packet,MID = 0x%x",
(unsigned int)CFE_SB_MsgIdToValue(MsgId));
break;
}
Expand All @@ -294,7 +311,6 @@ void SAMPLE_ProcessCommandPacket( CFE_SB_MsgPtr_t Msg )
void SAMPLE_ProcessGroundCommand( CFE_SB_MsgPtr_t Msg )
{
uint16 CommandCode;

CommandCode = CFE_SB_GetCmdCode(Msg);

/*
Expand All @@ -303,27 +319,24 @@ void SAMPLE_ProcessGroundCommand( CFE_SB_MsgPtr_t Msg )
switch (CommandCode)
{
case SAMPLE_APP_NOOP_CC:
if (SAMPLE_VerifyCmdLength(Msg, sizeof(SAMPLE_Noop_t)))
{
if(SAMPLE_VerifyCmdLength(Msg, sizeof(SAMPLE_Noop_t)))
{
SAMPLE_Noop((SAMPLE_Noop_t *)Msg);
}

break;

case SAMPLE_APP_RESET_COUNTERS_CC:
if (SAMPLE_VerifyCmdLength(Msg, sizeof(SAMPLE_ResetCounters_t)))
{
if(SAMPLE_VerifyCmdLength(Msg, sizeof(SAMPLE_ResetCounters_t)))
{
SAMPLE_ResetCounters((SAMPLE_ResetCounters_t *)Msg);
}

break;

case SAMPLE_APP_PROCESS_CC:
if (SAMPLE_VerifyCmdLength(Msg, sizeof(SAMPLE_Process_t)))
{
if(SAMPLE_VerifyCmdLength(Msg, sizeof(SAMPLE_Process_t)))
{
SAMPLE_Process((SAMPLE_Process_t *)Msg);
}

break;

/* default case already found during FC vs length test */
Expand Down Expand Up @@ -376,179 +389,5 @@ int32 SAMPLE_ReportHousekeeping( const CCSDS_CommandPacket_t *Msg )

} /* End of SAMPLE_ReportHousekeeping() */

/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * **/
/* */
/* SAMPLE_Noop -- SAMPLE NOOP commands */
/* */
/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * **/
int32 SAMPLE_Noop( const SAMPLE_Noop_t *Msg )
{

SAMPLE_AppData.CmdCounter++;

CFE_EVS_SendEvent(SAMPLE_COMMANDNOP_INF_EID,
CFE_EVS_EventType_INFORMATION,
"SAMPLE: NOOP command Version %d.%d.%d.%d",
SAMPLE_APP_MAJOR_VERSION,
SAMPLE_APP_MINOR_VERSION,
SAMPLE_APP_REVISION,
SAMPLE_APP_MISSION_REV);

return CFE_SUCCESS;

} /* End of SAMPLE_Noop */

/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * **/
/* Name: SAMPLE_ResetCounters */
/* */
/* Purpose: */
/* This function resets all the global counter variables that are */
/* part of the task telemetry. */
/* */
/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
int32 SAMPLE_ResetCounters( const SAMPLE_ResetCounters_t *Msg )
{

SAMPLE_AppData.CmdCounter = 0;
SAMPLE_AppData.ErrCounter = 0;

CFE_EVS_SendEvent(SAMPLE_COMMANDRST_INF_EID,
CFE_EVS_EventType_INFORMATION,
"SAMPLE: RESET command");

return CFE_SUCCESS;

} /* End of SAMPLE_ResetCounters() */

/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * **/
/* Name: SAMPLE_Process */
/* */
/* Purpose: */
/* This function Process Ground Station Command */
/* */
/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
int32 SAMPLE_Process( const SAMPLE_Process_t *Msg )
{
int32 status;
SAMPLE_Table_t *TblPtr;
const char *TableName = "SAMPLE_APP.SampleTable";

/* Sample Use of Table */

status = CFE_TBL_GetAddress((void *)&TblPtr,
SAMPLE_AppData.TblHandles[0]);

if (status != CFE_SUCCESS)
{
CFE_ES_WriteToSysLog("Sample App: Fail to get table address: 0x%08lx",
(unsigned long)status);
return status;
}

CFE_ES_WriteToSysLog("Sample App: Table Value 1: %d Value 2: %d",
TblPtr->Int1,
TblPtr->Int2);

SAMPLE_GetCrc(TableName);

status = CFE_TBL_ReleaseAddress(SAMPLE_AppData.TblHandles[0]);
if (status != CFE_SUCCESS)
{
CFE_ES_WriteToSysLog("Sample App: Fail to release table address: 0x%08lx",
(unsigned long)status);
return status;
}

/* Invoke a function provided by SAMPLE_LIB */
SAMPLE_Function();

return CFE_SUCCESS;

} /* End of SAMPLE_ProcessCC */

/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * **/
/* */
/* SAMPLE_VerifyCmdLength() -- Verify command packet length */
/* */
/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * **/
bool SAMPLE_VerifyCmdLength( CFE_SB_MsgPtr_t Msg, uint16 ExpectedLength )
{
bool result = true;

uint16 ActualLength = CFE_SB_GetTotalMsgLength(Msg);

/*
** Verify the command packet length.
*/
if (ExpectedLength != ActualLength)
{
CFE_SB_MsgId_t MessageID = CFE_SB_GetMsgId(Msg);
uint16 CommandCode = CFE_SB_GetCmdCode(Msg);

CFE_EVS_SendEvent(SAMPLE_LEN_ERR_EID,
CFE_EVS_EventType_ERROR,
"Invalid Msg length: ID = 0x%X, CC = %d, Len = %d, Expected = %d",
(unsigned int)CFE_SB_MsgIdToValue(MessageID),
CommandCode,
ActualLength,
ExpectedLength);

result = false;

SAMPLE_AppData.ErrCounter++;
}

return( result );

} /* End of SAMPLE_VerifyCmdLength() */

/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
/* */
/* SAMPLE_TblValidationFunc -- Verify contents of First Table */
/* buffer contents */
/* */
/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
int32 SAMPLE_TblValidationFunc( void *TblData )
{
int32 ReturnCode = CFE_SUCCESS;
SAMPLE_Table_t *TblDataPtr = (SAMPLE_Table_t *)TblData;

/*
** Sample Table Validation
*/
if (TblDataPtr->Int1 > SAMPLE_TBL_ELEMENT_1_MAX)
{
/* First element is out of range, return an appropriate error code */
ReturnCode = SAMPLE_TABLE_OUT_OF_RANGE_ERR_CODE;
}

return ReturnCode;

} /* End of Sample_TblValidationFunc*/

/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
/* */
/* SAMPLE_GetCrc -- Output CRC */
/* */
/* */
/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
void SAMPLE_GetCrc( const char *TableName )
{
int32 status;
uint32 Crc;
CFE_TBL_Info_t TblInfoPtr;

status = CFE_TBL_GetInfo(&TblInfoPtr, TableName);
if (status != CFE_SUCCESS)
{
CFE_ES_WriteToSysLog("Sample App: Error Getting Table Info");
}
else
{
Crc = TblInfoPtr.Crc;
CFE_ES_WriteToSysLog("Sample App: CRC: 0x%08lX\n\n", (unsigned long)Crc);
}

return;

} /* End of SAMPLE_GetCrc */
13 changes: 5 additions & 8 deletions fsw/src/sample_app.h
View file
Original file line number Diff line number Diff line change
Expand Up @@ -41,6 +41,8 @@
#include "sample_app_perfids.h"
#include "sample_app_msgids.h"
#include "sample_app_msg.h"
#include "sample_app_cmds.h"
#include "sample_app_utils.h"

/***********************************************************************/
#define SAMPLE_PIPE_DEPTH 32 /* Depth of the Command Pipe for Application */
Expand All @@ -53,6 +55,7 @@
#define SAMPLE_TABLE_OUT_OF_RANGE_ERR_CODE -1

#define SAMPLE_TBL_ELEMENT_1_MAX 10

/************************************************************************
** Type Definitions
*************************************************************************/
Expand Down Expand Up @@ -105,6 +108,8 @@ typedef struct

} SAMPLE_AppData_t;

extern SAMPLE_AppData_t SAMPLE_AppData;

/****************************************************************************/
/*
** Local function prototypes.
Expand All @@ -117,13 +122,5 @@ int32 SAMPLE_AppInit(void);
void SAMPLE_ProcessCommandPacket(CFE_SB_MsgPtr_t Msg);
void SAMPLE_ProcessGroundCommand(CFE_SB_MsgPtr_t Msg);
int32 SAMPLE_ReportHousekeeping(const CCSDS_CommandPacket_t *Msg);
int32 SAMPLE_ResetCounters(const SAMPLE_ResetCounters_t *Msg);
int32 SAMPLE_Process(const SAMPLE_Process_t *Msg);
int32 SAMPLE_Noop(const SAMPLE_Noop_t *Msg);
void SAMPLE_GetCrc(const char *TableName);

int32 SAMPLE_TblValidationFunc(void *TblData);

bool SAMPLE_VerifyCmdLength(CFE_SB_MsgPtr_t Msg, uint16 ExpectedLength);

#endif /* _sample_app_h_ */
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