eive-obsw/gomspace/libparam_client/include/gs/param/internal/rparam.h

147 lines
3.2 KiB
C

#ifndef GS_PARAM_INTERNAL_RPARAM_H
#define GS_PARAM_INTERNAL_RPARAM_H
/* Copyright (c) 2013-2018 GomSpace A/S. All rights reserved. */
#if (GS_PARAM_INTERNAL_USE)
#include <gs/param/rparam.h>
#ifdef __cplusplus
extern "C" {
#endif
/**
Max query payload in a single message (bytes).
*/
#define GS_RPARAM_QUERY_MAX_PAYLOAD 180
/**
Macro for calculating total query message size, header + payload.
*/
#define RPARAM_QUERY_LENGTH(query, payload_size) (sizeof(*query) - sizeof(query->payload) + payload_size)
/**
R(emote) parameter request codes.
*/
typedef enum {
/**
Get one or more parameters.
*/
RPARAM_GET = 0x00,
/**
Reply to a request.
*/
RPARAM_REPLY = 0x55,
/**
Set one or more parameters.
*/
RPARAM_SET = 0xFF,
// RPARAM_SET_TO_FILE = 0xEE,
/**
Download table specification.
*/
RPARAM_TABLE = 0x44,
/**
Copy memory slot to memory slot.
@version 4.x: Not supported.
*/
RPARAM_COPY = 0x77,
/**
Load from file (slot) to memory (slot).
@version 4.x: Only load from primary store - file (slot) is ignored.
*/
RPARAM_LOAD = 0x88,
/**
Load from file (slot) to memory (slot).
@version 4.x: load by name(s).
*/
RPARAM_LOAD_FROM_STORE = 0x89,
/**
Save from memory (slot) to file (slot).
@version 4.x: Only save to primary store - file (slot) is ignored.
*/
RPARAM_SAVE = 0x99,
/**
Save from memory (slot) to file (slot).
@version 4.x: save by name(s).
*/
RPARAM_SAVE_TO_STORE = 0x9a,
// RPARAM_CLEAR = 0xAA, - completely removed
} gs_rparam_action_t;
/**
R(emote) parameter reply/completion codes.
*/
typedef enum {
RPARAM_SET_OK = 1,
RPARAM_LOAD_OK = 2,
RPARAM_SAVE_OK = 3,
RPARAM_COPY_OK = 4,
// RPARAM_CLEAR_OK = 5,
RPARAM_ERROR = 0xFF,
} gs_rparam_reply_t;
/**
Payload - save/load to/from stores
@version 4
*/
typedef struct __attribute__ ((packed)) {
char table[25 + 1];
char store[25 + 1];
char slot[25 + 1];
} gs_rparam_query_payload_store_t;
/**
Payload.
*/
typedef union __attribute__ ((packed)) {
uint16_t addr[0]; //! action = RPARAM_GET
uint8_t packed[0]; //! action = RPARAM_REPLY | RPARAM_SET
struct { //! action = RPARAM_COPY | RPARAM_LOAD | RPARM_SAVE
uint8_t from;
uint8_t to;
} copy;
} gs_rparam_query_payload_t;
/**
Protocol between client and server.
@version 4.x: layout (size) has not changed - only naming of certain fields.
*/
typedef struct __attribute__ ((packed)) {
/**
Request (gs_rparam_action_t) or Reply (gs_rparam_reply_t).
*/
uint8_t action;
/**
Table id.
Name changed in 4.0 from \a mem.
*/
uint8_t table_id;
/**
Length/size of \a payload in bytes.
*/
uint16_t length;
/**
Fletcher's checksum.
*/
uint16_t checksum;
/**
Sequence number when split over multiple frames (messages).
*/
uint16_t seq;
/**
Total number of frames.
*/
uint16_t total;
/**
Payload.
*/
gs_rparam_query_payload_t payload;
} gs_rparam_query_t;
#ifdef __cplusplus
}
#endif
#endif
#endif