APIs missing check for NULL pointer(s)

[dmknutsen]

Describe the bug
There are a number of APIs that do not currently check to see if a NULL pointer has been passed in as an input argument. We should consider adding the additional check in the following APIs:

cfe_es_api.c:CFE_ES_CalculateCRC
cfe_es_api.c:CFE_ES_CopyToCDS
cfe_es_api.c:CFE_ES_CreateChildTask
cfe_es_api.c:CFE_ES_GetAppID
cfe_es_api.c:CFE_ES_GetAppName
cfe_es_api.c:CFE_ES_GetGenCounterIDByName
cfe_es_api.c:CFE_ES_GetTaskInfo
cfe_es_api.c:CFE_ES_ProcessCoreException
cfe_es_api.c:CFE_ES_RegisterCDS
cfe_es_api.c:CFE_ES_RestoreFromCDS
cfe_es_api.c:CFE_ES_RunLoop
cfe_es_api.c:CFE_ES_WriteToSysLog
cfe_esmempool.c:CFE_ES_GetMemPoolStats
cfe_esmempool.c:CFE_ES_GetPoolBuf
cfe_esmempool.c:CFE_ES_GetPoolBufInfo
cfe_esmempool.c:CFE_ES_PoolCreate
cfe_esmempool.c:CFE_ES_PoolCreateEx
cfe_esmempool.c:CFE_ES_PoolCreateNoSem
cfe_esmempool.c:CFE_ES_PutPoolBuf
cfe_evs.c:CFE_EVS_SendEvent
cfe_evs.c:CFE_EVS_SendEventWithAppID
cfe_evs.c:CFE_EVS_SendTimedEvent
cfe_fs_api.c:CFE_FS_InitHeader
cfe_fs_api.c:CFE_FS_ReadHeader
cfe_fs_api.c:CFE_FS_SetTimestamp
cfe_fs_api.c:CFE_FS_WriteHeader
cfe_sb_api.c:CFE_SB_CreatePipe
cfe_sb_api.c:CFE_SB_ZeroCopyGetPtr
cfe_sb_msg_id_util.c:CFE_SB_GetMsgId
cfe_sb_msg_id_util.c:CFE_SB_SetMsgId
cfe_sb_util.c:CFE_SB_GenerateChecksum
cfe_sb_util.c:CFE_SB_GetChecksum
cfe_sb_util.c:CFE_SB_GetCmdCode
cfe_sb_util.c:CFE_SB_GetMsgTime
cfe_sb_util.c:CFE_SB_GetTotalMsgLength
cfe_sb_util.c:CFE_SB_GetUserData
cfe_sb_util.c:CFE_SB_GetUserDataLength
cfe_sb_util.c:CFE_SB_InitMsg
cfe_sb_util.c:CFE_SB_MessageStringGet
cfe_sb_util.c:CFE_SB_MessageStringSet
cfe_sb_util.c:CFE_SB_MsgHdrSize
cfe_sb_util.c:CFE_SB_SetCmdCode
cfe_sb_util.c:CFE_SB_SetMsgTime
cfe_sb_util.c:CFE_SB_SetTotalMsgLength
cfe_sb_util.c:CFE_SB_SetUserDataLength
cfe_sb_util.c:CFE_SB_TimeStampMsg
cfe_sb_util.c:CFE_SB_ValidateChecksum
cfe_tbl_api.c:CFE_TBL_GetAddress
cfe_tbl_api.c:CFE_TBL_GetAddresses
cfe_tbl_api.c:CFE_TBL_GetInfo
cfe_tbl_api.c:CFE_TBL_Load
cfe_tbl_api.c:CFE_TBL_Register
cfe_tbl_api.c:CFE_TBL_Share
cfe_time_api:CFE_TIME_Print
cfe_time_api:CFE_TIME_RegisterSynchCallback

System observed on:
NA - Code review/audit

Reporter Info
Dan Knutsen
NASA Goddard