78 lines
2.2 KiB
C
78 lines
2.2 KiB
C
/*
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* Licensed under the GNU General Public License version 2 with exceptions. See
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* LICENSE file in the project root for full license information
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*/
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/** \file
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* \brief
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* Headerfile for esc_foe.c
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*/
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#ifndef __esc_foe__
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#define __esc_foe__
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#include <cc.h>
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/** Maximum number of characters allowed in a file name. */
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#define FOE_FN_MAX 31
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typedef struct foe_file_cfg foe_file_cfg_t;
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struct foe_file_cfg
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{
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/** Name of file to receive from master */
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const char * name;
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/** Size of file,sizeof data we can recv */
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uint32_t max_data;
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/** Where to store the data initially */
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uint32_t dest_start_address;
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/** Current address during write of file */
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uint32_t address_offset;
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/** Calculated size of file received */
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uint32_t total_size;
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/** FoE password */
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uint32_t filepass;
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/** This file can be written only in BOOT state. Intended for FW files */
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uint8_t write_only_in_boot;
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/** for feature use */
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uint32_t padding:24;
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/** Pointer to application foe write function */
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uint32_t (*write_function) (foe_file_cfg_t * self, uint8_t * data, size_t length);
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};
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typedef struct foe_cfg
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{
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/** Allocate static in caller func to fit buffer_size */
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uint8_t * fbuffer;
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/** Buffer size before we flush to destination */
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uint32_t buffer_size;
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/** Number of files used in firmware update */
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uint32_t n_files;
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/** Pointer to files configured to be used by FoE */
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foe_file_cfg_t * files;
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} foe_cfg_t;
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typedef struct CC_PACKED
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{
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/** Current FoE state, ex. Waiting for ACK, Waiting for DATA */
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uint8_t foestate;
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/** Current file buffer position, evaluated against foe file buffer size
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* when to flush
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*/
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uint16_t fbufposition;
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/** Frame number in read or write sequence */
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uint32_t foepacket;
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/** Current position in file to be handled by FoE request */
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uint32_t fposition;
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/** Previous position in file to be handled by FoE request */
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uint32_t fprevposition;
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/** End position of allocated disk space for FoE requested file */
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uint32_t fend;
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} _FOEvar;
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/* Initializes FoE state. */
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void FOE_config (foe_cfg_t * cfg);
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void FOE_init (void);
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void ESC_foeprocess (void);
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#endif
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