covid19/CovidBracelet
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Code Releases Activity

Store contacts in ens_fs

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H1ghBre4k3r 2021-04-12 19:52:06 +02:00 committed by Patrick Rathje
parent 30dc3c31eb
commit c4f035246b
2 changed files with 24 additions and 15 deletions
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38
src/ens/storage.c
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@ -99,6 +99,7 @@ int init_contact_storage(void) {
printk("Currently %d contacts stored!\n", contact_information.count);
printk("Space available: %d\n", FLASH_AREA_SIZE(storage));
// TODO lome: change size to sizeof(contact_struct)
rc = ens_fs_init(&ens_fs, FLASH_AREA_ID(ens_storage), 32);
if(rc) {
printk("Cannot init ens_fs (err %d)\n", rc);
@ -108,7 +109,8 @@ int init_contact_storage(void) {
int load_contact(contact_t* dest, record_sequence_number_t sn) {
storage_id_t id = convert_sn_to_storage_id(sn);
int rc = nvs_read(&info_fs, id, dest, sizeof(*dest));
// int rc = nvs_read(&info_fs, id, dest, sizeof(*dest));
int rc = ens_fs_read(&ens_fs, id, dest);
if (rc <= 0) {
return rc;
}
@ -119,27 +121,33 @@ int add_contact(contact_t* src) {
record_sequence_number_t curr_sn = get_next_sequence_number();
storage_id_t id = convert_sn_to_storage_id(curr_sn);
int rc = nvs_write(&info_fs, id, src, sizeof(*src));
// If we are at start of a page, we need to erase it first
if(!(id * ens_fs.entry_size) % ens_fs.sector_size) {
ens_fs_page_erase(&ens_fs, id, 1);
}
int rc = ens_fs_write(&ens_fs, id, src);
if (rc > 0) {
return 0;
}
return rc;
}
// TODO handle start and end
// TODO lome: Implement delete flag in ens_fs.c
int delete_contact(record_sequence_number_t sn) {
storage_id_t id = convert_sn_to_storage_id(sn);
int rc = nvs_delete(&info_fs, id);
if (!rc) {
if (sn_equal(sn, get_latest_sequence_number())) {
contact_information.count--;
} else if (sn_equal(sn, get_oldest_sequence_number())) {
contact_information.oldest_contact = sn_increment(contact_information.oldest_contact);
contact_information.count--;
}
save_storage_information();
}
return rc;
// storage_id_t id = convert_sn_to_storage_id(sn);
// int rc = nvs_delete(&info_fs, id);
// if (!rc) {
// if (sn_equal(sn, get_latest_sequence_number())) {
// contact_information.count--;
// } else if (sn_equal(sn, get_oldest_sequence_number())) {
// contact_information.oldest_contact = sn_increment(contact_information.oldest_contact);
// contact_information.count--;
// }
// save_storage_information();
// }
// return rc;
return 0;
}
record_sequence_number_t get_latest_sequence_number() {

1
src/main.c
View File

@ -9,6 +9,7 @@
#include <bluetooth/hci.h>
#include <random/rand32.h>
#include <sys/printk.h>
#include "contacts.h"
#include "covid.h"
#include "covid_types.h"