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Added support for static memory allocation in FreeRTOS-Plus-CLI (#983)

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* Added support for static memory allocation in FreeRTOS-Plus-CLI

* Removed relative include path

* removed whitespace changes

* Removed whitespace changes

* Code review suggestions

Signed-off-by: Gaurav Aggarwal <aggarg@amazon.com>

* Fix spell check

Signed-off-by: Gaurav Aggarwal <aggarg@amazon.com>

---------

Signed-off-by: Gaurav Aggarwal <aggarg@amazon.com>
Co-authored-by: Marc-André Harvey <marc-andre.harvey@d-ta.com>
Co-authored-by: Gaurav-Aggarwal-AWS <33462878+aggarg@users.noreply.github.com>
Co-authored-by: Gaurav Aggarwal <aggarg@amazon.com>
pull/988/head
tabarnakos 2 years ago committed by GitHub
parent 1309654d6f
commit 4727d6b3cc
No known key found for this signature in database
GPG Key ID: 4AEE18F83AFDEB23
3 changed files with 98 additions and 55 deletions
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112
FreeRTOS-Plus/Source/FreeRTOS-Plus-CLI/FreeRTOS_CLI.c
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@ -1,6 +1,6 @@
/*
* FreeRTOS+CLI V1.0.4
* Copyright (C) 2017 Amazon.com, Inc. or its affiliates. All Rights Reserved.
* FreeRTOS V202212.00
* Copyright (C) 2020 Amazon.com, Inc. or its affiliates. All Rights Reserved.
*
* Permission is hereby granted, free of charge, to any person obtaining a copy of
* this software and associated documentation files (the "Software"), to deal in
@ -20,7 +20,7 @@
* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
*
* https://www.FreeRTOS.org
* https://aws.amazon.com/freertos
* https://github.com/FreeRTOS
*
*/
@ -45,11 +45,15 @@ one of the application files:
#define configAPPLICATION_PROVIDES_cOutputBuffer 0
#endif
typedef struct xCOMMAND_INPUT_LIST
{
const CLI_Command_Definition_t *pxCommandLineDefinition;
struct xCOMMAND_INPUT_LIST *pxNext;
} CLI_Definition_List_Item_t;
/*
* Register the command passed in using the pxCommandToRegister parameter
* and using pxCliDefinitionListItemBuffer as the memory for command line
* list items. Registering a command adds the command to the list of
* commands that are handled by the command interpreter. Once a command
* has been registered it can be executed from the command line.
*/
static void prvRegisterCommand( const CLI_Command_Definition_t * const pxCommandToRegister,
CLI_Definition_List_Item_t * pxCliDefinitionListItemBuffer );
/*
* The callback function that is executed when "help" is entered. This is the
@ -101,45 +105,47 @@ buffer needs to be placed at a fixed address (rather than by the linker). */
/*-----------------------------------------------------------*/
BaseType_t FreeRTOS_CLIRegisterCommand( const CLI_Command_Definition_t * const pxCommandToRegister )
{
static CLI_Definition_List_Item_t *pxLastCommandInList = &xRegisteredCommands;
CLI_Definition_List_Item_t *pxNewListItem;
BaseType_t xReturn = pdFAIL;
#if ( configSUPPORT_DYNAMIC_ALLOCATION == 1 )
BaseType_t FreeRTOS_CLIRegisterCommand( const CLI_Command_Definition_t * const pxCommandToRegister )
{
BaseType_t xReturn = pdFAIL;
CLI_Definition_List_Item_t *pxNewListItem;
/* Check the parameter is not NULL. */
configASSERT( pxCommandToRegister );
/* Check the parameter is not NULL. */
configASSERT( pxCommandToRegister != NULL );
/* Create a new list item that will reference the command being registered. */
pxNewListItem = ( CLI_Definition_List_Item_t * ) pvPortMalloc( sizeof( CLI_Definition_List_Item_t ) );
configASSERT( pxNewListItem );
/* Create a new list item that will reference the command being registered. */
pxNewListItem = ( CLI_Definition_List_Item_t * ) pvPortMalloc( sizeof( CLI_Definition_List_Item_t ) );
configASSERT( pxNewListItem != NULL );
if( pxNewListItem != NULL )
{
taskENTER_CRITICAL();
if( pxNewListItem != NULL )
{
/* Reference the command being registered from the newly created
list item. */
pxNewListItem->pxCommandLineDefinition = pxCommandToRegister;
prvRegisterCommand( pxCommandToRegister, pxNewListItem );
xReturn = pdPASS;
}
/* The new list item will get added to the end of the list, so
pxNext has nowhere to point. */
pxNewListItem->pxNext = NULL;
return xReturn;
}
/* Add the newly created list item to the end of the already existing
list. */
pxLastCommandInList->pxNext = pxNewListItem;
#endif /* #if ( configSUPPORT_DYNAMIC_ALLOCATION == 1 ) */
/*-----------------------------------------------------------*/
/* Set the end of list marker to the new list item. */
pxLastCommandInList = pxNewListItem;
}
taskEXIT_CRITICAL();
#if ( configSUPPORT_STATIC_ALLOCATION == 1 )
xReturn = pdPASS;
BaseType_t FreeRTOS_CLIRegisterCommandStatic( const CLI_Command_Definition_t * const pxCommandToRegister,
CLI_Definition_List_Item_t * pxCliDefinitionListItemBuffer )
{
/* Check the parameters are not NULL. */
configASSERT( pxCommandToRegister != NULL );
configASSERT( pxCliDefinitionListItemBuffer != NULL );
prvRegisterCommand( pxCommandToRegister, pxCliDefinitionListItemBuffer );
return pdPASS;
}
return xReturn;
}
#endif /* #if ( configSUPPORT_STATIC_ALLOCATION == 1 ) */
/*-----------------------------------------------------------*/
BaseType_t FreeRTOS_CLIProcessCommand( const char * const pcCommandInput, char * pcWriteBuffer, size_t xWriteBufferLen )
@ -279,6 +285,36 @@ const char *pcReturn = NULL;
}
/*-----------------------------------------------------------*/
static void prvRegisterCommand( const CLI_Command_Definition_t * const pxCommandToRegister,
CLI_Definition_List_Item_t * pxCliDefinitionListItemBuffer )
{
static CLI_Definition_List_Item_t *pxLastCommandInList = &xRegisteredCommands;
/* Check the parameters are not NULL. */
configASSERT( pxCommandToRegister != NULL );
configASSERT( pxCliDefinitionListItemBuffer != NULL );
taskENTER_CRITICAL();
{
/* Reference the command being registered from the newly created
list item. */
pxCliDefinitionListItemBuffer->pxCommandLineDefinition = pxCommandToRegister;
/* The new list item will get added to the end of the list, so
pxNext has nowhere to point. */
pxCliDefinitionListItemBuffer->pxNext = NULL;
/* Add the newly created list item to the end of the already existing
list. */
pxLastCommandInList->pxNext = pxCliDefinitionListItemBuffer;
/* Set the end of list marker to the new list item. */
pxLastCommandInList = pxCliDefinitionListItemBuffer;
}
taskEXIT_CRITICAL();
}
/*-----------------------------------------------------------*/
static BaseType_t prvHelpCommand( char *pcWriteBuffer, size_t xWriteBufferLen, const char *pcCommandString )
{
static const CLI_Definition_List_Item_t * pxCommand = NULL;
@ -347,4 +383,4 @@ BaseType_t xLastCharacterWasSpace = pdFALSE;
as the first word should be the command itself. */
return cParameters;
}
/*-----------------------------------------------------------*/

38
FreeRTOS-Plus/Source/FreeRTOS-Plus-CLI/FreeRTOS_CLI.h
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@ -1,6 +1,6 @@
/*
* FreeRTOS+CLI V1.0.4
* Copyright (C) 2017 Amazon.com, Inc. or its affiliates. All Rights Reserved.
* FreeRTOS V202212.00
* Copyright (C) 2020 Amazon.com, Inc. or its affiliates. All Rights Reserved.
*
* Permission is hereby granted, free of charge, to any person obtaining a copy of
* this software and associated documentation files (the "Software"), to deal in
@ -20,7 +20,7 @@
* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
*
* https://www.FreeRTOS.org
* https://aws.amazon.com/freertos
* https://github.com/FreeRTOS
*
*/
@ -50,6 +50,13 @@ typedef struct xCOMMAND_LINE_INPUT
int8_t cExpectedNumberOfParameters; /* Commands expect a fixed number of parameters, which may be zero. */
} CLI_Command_Definition_t;
/* The structure that defines a command line list entry. */
typedef struct xCOMMAND_INPUT_LIST
{
const CLI_Command_Definition_t *pxCommandLineDefinition;
struct xCOMMAND_INPUT_LIST *pxNext;
} CLI_Definition_List_Item_t;
/* For backward compatibility. */
#define xCommandLineInput CLI_Command_Definition_t
@ -59,7 +66,18 @@ typedef struct xCOMMAND_LINE_INPUT
* handled by the command interpreter. Once a command has been registered it
* can be executed from the command line.
*/
BaseType_t FreeRTOS_CLIRegisterCommand( const CLI_Command_Definition_t * const pxCommandToRegister );
#if ( configSUPPORT_DYNAMIC_ALLOCATION == 1 )
BaseType_t FreeRTOS_CLIRegisterCommand( const CLI_Command_Definition_t * const pxCommandToRegister );
#endif
/*
* Static version of the above function which allows the application writer
* to supply the memory used for a command line list entry.
*/
#if ( configSUPPORT_STATIC_ALLOCATION == 1 )
BaseType_t FreeRTOS_CLIRegisterCommandStatic( const CLI_Command_Definition_t * const pxCommandToRegister,
CLI_Definition_List_Item_t * pxCliDefinitionListItemBuffer );
#endif
/*
* Runs the command interpreter for the command string "pcCommandInput". Any
@ -102,15 +120,3 @@ const char *FreeRTOS_CLIGetParameter( const char *pcCommandString, UBaseType_t u
#endif /* COMMAND_INTERPRETER_H */

1
lexicon.txt
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@ -2171,6 +2171,7 @@ pxcertificatebufferlength
pxcertificatecontext
pxcertificateidbufferlength
pxclass
pxclidefinitionlistitembuffer
pxclient
pxcommand
pxcommandcontext

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