dsl_cpe_status_parser.c

/******************************************************************************

         Copyright (c) 2019 Intel Corporation

  For licensing information, see the file 'LICENSE' in the root folder of
  this software module.

*******************************************************************************/

#if defined(INCLUDE_DSL_JSON_PARSING) && (INCLUDE_DSL_JSON_PARSING == 1)

#include "json.h"
#include "dsl_cpe_status_parser.h"
#include "drv_dsl_cpe_api_ioctl.h"
#include "drv_dsl_cpe_api.h"
#include "dsl_cpe_interface.h"

#if defined (INCLUDE_DSL_CPE_API_VRX)
#include "dsl_cpe_bnd_vrx.h"
#endif

#undef DSL_CCA_DBG_BLOCK
#define DSL_CCA_DBG_BLOCK DSL_CCA_DBG_APP

#define STATUS_FILE_PATH_TMP "/tmp/status/dsl.tmp"
#define STATUS_FILE_PATH "/tmp/status/dsl"

#define SECTION_PATH_LENGTH 256

/*
   Definitions for status file parameters' update types,
   to be used in different update functions in order to
   determine which parameters need to be updated
*/
typedef enum
{
   DSL_UPDATE_TYPE_NONE, /* only for nodes with JSON object type */
   DSL_UPDATE_TYPE_INIT, /* parameters to be updated during initialization */
   DSL_UPDATE_TYPE_POLL, /* parameters to be updated on polling timer */
   DSL_UPDATE_TYPE_EVENT /* parameters to be updated by events only */
} DSL_CPE_StatusNodeUpdateType_t;

/*
   JSON Status File node definition
*/
typedef struct
{
   DSL_CPE_StatusNodeIdx_t eNodeIdx;
   DSL_char_t jsonPath[SECTION_PATH_LENGTH];
   json_type jsonType;
   DSL_CPE_StatusNodeUpdateType_t eUpdateType;
} DSL_CPE_JsonStatusNode_t;

/*
   JSON Status File entire structure definition (metadata),
   to be used for creation of physical Status File as well as
   for further operations
*/
static const DSL_CPE_JsonStatusNode_t jsonStatusNodes[] =
{
   { DSL_ROOT, "dsl",
      json_type_object, DSL_UPDATE_TYPE_NONE },
   /* common section */
   { DSL_LINE_ENTRIES, "dsl.line_number_of_entries",
      json_type_int, DSL_UPDATE_TYPE_INIT },
   { DSL_CHANNEL_ENTRIES, "dsl.channel_number_of_entries",
      json_type_int, DSL_UPDATE_TYPE_INIT },
   { DSL_BND_GROUP_ENTRIES, "dsl.bonding_group_number_of_entries",
      json_type_int, DSL_UPDATE_TYPE_INIT },
   { DSL_API_VERSION, "dsl.api_version",