ctap_mem.h File Reference
Definitions for CTAP flash memory helper functions. More...
Detailed Description
Definitions for CTAP flash memory helper functions.
Definition in file ctap_mem.h.
Include dependency graph for ctap_mem.h:Go to the source code of this file.
Macros | |
| #define | CONFIG_FIDO2_CTAP_NUM_FLASHPAGES 4 |
| Default amount of flashpages to use. | |
| #define | CTAP_FLASH_ALIGN_PAD(x) |
| Calculate padding needed to align struct size for saving to flash. More... | |
| #define | CTAP_FLASH_RK_SZ |
| Resident key size with alignment padding. More... | |
| #define | CTAP_FLASH_STATE_SZ |
| State struct size with alignment padding. More... | |
| #define | CTAP_FLASH_MAX_NUM_RKS |
| Max amount of resident keys that can be stored on device. More... | |
| #define | CTAP_FLASH_MIN_SECTOR_SZ _MAX(CTAP_FLASH_STATE_SZ, CTAP_FLASH_RK_SZ) |
| Minimum flash sector size needed to hold CTAP related data. More... | |
| #define | CTAP_FLASH_PAGES_PER_SECTOR ((CTAP_FLASH_MIN_SECTOR_SZ / FLASHPAGE_SIZE) + 1) |
| Pages per sector needed. | |
| #define | CTAP_FLASH_RK_OFF 0x1 |
| Offset of flashpage for storing resident keys. More... | |
Functions | |
| ctap_status_code_t | fido2_ctap_mem_init (void) |
| Initialize memory helper. More... | |
| ctap_status_code_t | fido2_ctap_mem_read (void *buf, uint32_t page, uint32_t offset, uint32_t len) |
| Read from flash memory. More... | |
| ctap_status_code_t | fido2_ctap_mem_erase_flash (void) |
| Erase all flashpages containing CTAP data. More... | |
| ctap_status_code_t | fido2_ctap_mem_read_state_from_flash (ctap_state_t *state) |
| Read authenticator state from flash. More... | |
| ctap_status_code_t | fido2_ctap_mem_write_state_to_flash (ctap_state_t *state) |
| Write authenticator state to flash. More... | |
| ctap_status_code_t | fido2_ctap_mem_read_rk_from_flash (ctap_resident_key_t *key, uint8_t *rp_id_hash, uint32_t *addr) |
Find resident credential for rp_id_hash in flash. More... | |
| ctap_status_code_t | fido2_ctap_mem_write_rk_to_flash (ctap_resident_key_t *rk) |
| Write resident credential to flash. More... | |
| #define | _MAX(a, b) ((a) > (b) ? (a) : (b)) |
| MAX function for internal use. | |
