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https://github.com/CovidBraceletPrj/CovidBracelet.git
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Store contacts in ens_fs
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commit
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@ -99,6 +99,7 @@ int init_contact_storage(void) {
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printk("Currently %d contacts stored!\n", contact_information.count);
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printk("Space available: %d\n", FLASH_AREA_SIZE(storage));
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// TODO lome: change size to sizeof(contact_struct)
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rc = ens_fs_init(&ens_fs, FLASH_AREA_ID(ens_storage), 32);
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if(rc) {
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printk("Cannot init ens_fs (err %d)\n", rc);
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@ -108,7 +109,8 @@ int init_contact_storage(void) {
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int load_contact(contact_t* dest, record_sequence_number_t sn) {
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storage_id_t id = convert_sn_to_storage_id(sn);
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int rc = nvs_read(&info_fs, id, dest, sizeof(*dest));
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// int rc = nvs_read(&info_fs, id, dest, sizeof(*dest));
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int rc = ens_fs_read(&ens_fs, id, dest);
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if (rc <= 0) {
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return rc;
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}
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@ -119,27 +121,33 @@ int add_contact(contact_t* src) {
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record_sequence_number_t curr_sn = get_next_sequence_number();
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storage_id_t id = convert_sn_to_storage_id(curr_sn);
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int rc = nvs_write(&info_fs, id, src, sizeof(*src));
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// If we are at start of a page, we need to erase it first
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if(!(id * ens_fs.entry_size) % ens_fs.sector_size) {
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ens_fs_page_erase(&ens_fs, id, 1);
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}
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int rc = ens_fs_write(&ens_fs, id, src);
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if (rc > 0) {
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return 0;
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}
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return rc;
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}
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// TODO handle start and end
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// TODO lome: Implement delete flag in ens_fs.c
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int delete_contact(record_sequence_number_t sn) {
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storage_id_t id = convert_sn_to_storage_id(sn);
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int rc = nvs_delete(&info_fs, id);
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if (!rc) {
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if (sn_equal(sn, get_latest_sequence_number())) {
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contact_information.count--;
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} else if (sn_equal(sn, get_oldest_sequence_number())) {
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contact_information.oldest_contact = sn_increment(contact_information.oldest_contact);
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contact_information.count--;
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}
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save_storage_information();
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}
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return rc;
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// storage_id_t id = convert_sn_to_storage_id(sn);
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// int rc = nvs_delete(&info_fs, id);
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// if (!rc) {
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// if (sn_equal(sn, get_latest_sequence_number())) {
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// contact_information.count--;
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// } else if (sn_equal(sn, get_oldest_sequence_number())) {
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// contact_information.oldest_contact = sn_increment(contact_information.oldest_contact);
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// contact_information.count--;
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// }
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// save_storage_information();
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// }
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// return rc;
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return 0;
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}
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record_sequence_number_t get_latest_sequence_number() {
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@ -9,6 +9,7 @@
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#include <bluetooth/hci.h>
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#include <random/rand32.h>
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#include <sys/printk.h>
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#include "contacts.h"
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#include "covid.h"
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#include "covid_types.h"
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