void log_add( iu8 tag, iu8 *data, iu8 len )
{
bool save=log_enable;
if( !log_enable || dst<LOG_START ) return;
log_enable=FALSE;
hal_eeprom_write( dst++, &tag, 1 );
hal_eeprom_write( dst++, &len, 1 );
hal_eeprom_write( dst, data, len );
dst+=len;
hal_eeprom_write( LOG_START, (iu8 *) &dst, 2 );
log_enable=save;
}
bool fstream_write( S_FSTREAM *fs, iu8 *src, iu8 len )
{
if( !( fstream_test( fs, len ) &&
hal_eeprom_write( fs->start+fs->pos, src, len ) ) ) return FALSE;
fs->pos+=len;
return TRUE;
}
extern hal_result_t ap_privateData_init(void)
{
const eEsharinfoPartable_t *ptab;
hal_result_t res;
ap_private_datastruct_t privdata;
//sharinfo_applic_partiontable_get(&ptab);
ee_sharedstorage_partiontable_get(&ptab);
res = hal_eeprom_read(hal_eeprom_emulatedflash, ptab->strg_priv_application.addr,
sizeof(ap_private_datastruct_t), (void*)&privdata);
if(hal_res_OK != res)
{
return(res);
}
//check if data is valid
if(!s_ap_privatedata_isValid(&privdata))
{
res = hal_eeprom_write(hal_eeprom_emulatedflash, ptab->strg_priv_application.addr,
sizeof(ap_private_datastruct_t), (void*)&privateData_default);
if(hal_res_OK != res)
{
return(res);
}
}
return(hal_res_OK);
}
extern eEresult_t ee_privatestorage_set(const void* data)
{
eEresult_t res = ee_res_NOK_generic;
hal_result_t halres = hal_res_NOK_generic;
uint16_t tmp16 = 0;
// controls upon initialisation. if not initted yet, then we return error
if(0 == s_ee_privatestorage_internals.config.size)
{
return(ee_res_NOK_generic);
}
if((NULL != data) && (data != s_ee_privatestorage_internals.dataplussig_ramfor))
{
memcpy(s_ee_privatestorage_internals.dataplussig_ramfor, data, s_ee_privatestorage_internals.config.size);
}
// now compute its signature and set it ..
tmp16 = s_ee_privatestorage_compute_signature();
s_ee_privatestorage_set_signature(tmp16);
// now i write in eeprom
halres = hal_eeprom_write(hal_eeprom_emulatedflash, s_ee_privatestorage_internals.eeprom_address,
s_ee_privatestorage_internals.dataplussig_sizeof, s_ee_privatestorage_internals.dataplussig_ramfor);
if(hal_res_OK != halres)
{
return(ee_res_NOK_generic);
}
return(ee_res_OK);
}
extern hal_result_t ap_privateData_set(ap_private_datastruct_t *privdata)
{
const eEsharinfoPartable_t *ptab;
if(NULL == privdata)
{
return(hal_res_NOK_generic);
}
//sharinfo_applic_partiontable_get(&ptab);
ee_sharedstorage_partiontable_get(&ptab);
return( hal_eeprom_write(hal_eeprom_emulatedflash, ptab->strg_priv_application.addr,
sizeof(ap_private_datastruct_t), (void*)privdata) );
}
void cmd_write( void )
{
iu8 b, i;
if( t0_testP3( 0x00 ) ) {
sw_set( SW_WRONG_LEN );
return;
}
/* TODO: check for eeprom range */
/* Receive */
for( i=0; i<header[4]; i++ ) {
/* ~ACK */
t0_sendCAck();
/* Data */
b = hal_io_recByteT0();
if( !hal_eeprom_write( ((iu16)header[2]<<8)+header[3]+i, &b, 1 ) ) return;
}
sw_set( SW_OK );
}
void log_init( void )
{
dst=LOG_START+2;
hal_eeprom_write( LOG_START, (iu8 *) &dst, 2 );
log_enable=FALSE;
}
extern eEresult_t ee_privatestorage_init(ee_privatestorage_cfg_t* cfg, void** pdata)
{
eEresult_t res = ee_res_NOK_generic;
const eEsharinfoPartable_t *ptab;
hal_result_t halres = hal_res_NOK_generic;
uint16_t tmp16 = 0;
// some controls upon validity of the params
if((NULL == cfg) || (0 == cfg->size))
{
return(ee_res_NOK_generic);
}
// controls upon a previous call, so that we dont call it twice
if(0 != s_ee_privatestorage_internals.config.size)
{
return(ee_res_NOK_generic);
}
if(NULL != pdata)
{
*pdata = NULL;
}
// ok, params are ok. and it is first call. let's go on
memcpy(&s_ee_privatestorage_internals.config, cfg, sizeof(ee_privatestorage_cfg_t));
ee_sharedstorage_partiontable_get(&ptab);
s_ee_privatestorage_internals.eeprom_address = ptab->strg_priv_application.addr;
// for data i use 4-bytes alignment
tmp16 = (s_ee_privatestorage_internals.config.size + 3)/4;
tmp16 *= 4;
s_ee_privatestorage_internals.dataplussig_sigoff = tmp16;
s_ee_privatestorage_internals.dataplussig_sizeof = s_ee_privatestorage_internals.dataplussig_sigoff + 4; // add 4 bytes for the sig at the end.
s_ee_privatestorage_internals.tmpsigvalue = 0;
s_ee_privatestorage_internals.dataplussig_ramfor = calloc(s_ee_privatestorage_internals.dataplussig_sizeof, 1);
if(NULL == s_ee_privatestorage_internals.dataplussig_ramfor)
{
return(ee_res_NOK_generic);
}
// read data plus sig
halres = hal_eeprom_read(hal_eeprom_emulatedflash, s_ee_privatestorage_internals.eeprom_address,
s_ee_privatestorage_internals.dataplussig_sizeof, s_ee_privatestorage_internals.dataplussig_ramfor);
if(hal_res_OK != halres)
{
return(ee_res_NOK_generic);
}
// check if data is valid
if(ee_false == s_ee_privatestorage_isvalid())
{
// reset data
if(NULL != s_ee_privatestorage_internals.config.defval)
{
memcpy(s_ee_privatestorage_internals.dataplussig_ramfor, s_ee_privatestorage_internals.config.defval, s_ee_privatestorage_internals.config.size);
}
else
{
memset(s_ee_privatestorage_internals.dataplussig_ramfor, 0, s_ee_privatestorage_internals.config.size);
}
// now compute the signature and set it
tmp16 = s_ee_privatestorage_compute_signature();
s_ee_privatestorage_set_signature(tmp16);
// now i write in eeprom
halres = hal_eeprom_write(hal_eeprom_emulatedflash, s_ee_privatestorage_internals.eeprom_address,
s_ee_privatestorage_internals.dataplussig_sizeof, s_ee_privatestorage_internals.dataplussig_ramfor);
if(hal_res_OK != res)
{
return(ee_res_NOK_generic);
}
}
if(NULL != pdata)
{
*pdata = s_ee_privatestorage_internals.dataplussig_ramfor;
}
return(ee_res_OK);
}