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OmniWheels
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Gustav Atmel
FlashJournal_Ops_t Struct Reference
This is the set of operations offered by the flash-journal abstraction. More...
#include <flash_journal.h>
Data Fields | |
| int32_t(* | initialize )(struct FlashJournal_t *journal, ARM_DRIVER_STORAGE *mtd, const struct FlashJournal_Ops_t *ops, FlashJournal_Callback_t callback) |
| Initialize the flash journal. | |
| FlashJournal_Status_t(* | getInfo )(struct FlashJournal_t *journal, FlashJournal_Info_t *info) |
| fetch journal metadata. | |
| int32_t(* | read )(struct FlashJournal_t *journal, void *buffer, size_t size) |
| Read from the most recently logged blob. | |
| int32_t(* | readFrom )(struct FlashJournal_t *journal, size_t offset, void *buffer, size_t size) |
| Read from the most recently logged blob from a particular offset. | |
| int32_t(* | log )(struct FlashJournal_t *journal, const void *blob, size_t size) |
| Start logging a new blob or append to the one currently being logged. | |
| int32_t(* | commit )(struct FlashJournal_t *journal) |
| commit a blob accumulated through a non-empty sequence of previously successful log() operations. | |
| int32_t(* | reset )(struct FlashJournal_t *journal) |
| Reset the journal. | |
Detailed Description
This is the set of operations offered by the flash-journal abstraction.
A set of implementations for these operations defines a logging strategy.
Definition at line 147 of file flash_journal.h.
Field Documentation
| int32_t(* commit)(struct FlashJournal_t *journal) |
commit a blob accumulated through a non-empty sequence of previously successful log() operations.
Refer to FlashJournal_commit.
Definition at line 180 of file flash_journal.h.
| FlashJournal_Status_t(* getInfo)(struct FlashJournal_t *journal, FlashJournal_Info_t *info) |
fetch journal metadata.
Refer to FlashJournal_getInfo.
Definition at line 159 of file flash_journal.h.
| int32_t(* initialize)(struct FlashJournal_t *journal, ARM_DRIVER_STORAGE *mtd, const struct FlashJournal_Ops_t *ops, FlashJournal_Callback_t callback) |
Initialize the flash journal.
Refer to FlashJournal_initialize.
Definition at line 151 of file flash_journal.h.
| int32_t(* log)(struct FlashJournal_t *journal, const void *blob, size_t size) |
Start logging a new blob or append to the one currently being logged.
Refer to FlashJournal_log.
Definition at line 174 of file flash_journal.h.
| int32_t(* read)(struct FlashJournal_t *journal, void *buffer, size_t size) |
Read from the most recently logged blob.
Refer to FlashJournal_read.
Definition at line 164 of file flash_journal.h.
| int32_t(* readFrom)(struct FlashJournal_t *journal, size_t offset, void *buffer, size_t size) |
Read from the most recently logged blob from a particular offset.
Refer to FlashJournal_readFrom.
Definition at line 169 of file flash_journal.h.
| int32_t(* reset)(struct FlashJournal_t *journal) |
Reset the journal.
This has the effect of erasing all valid blobs. Refer to FlashJournal_reset.
Definition at line 186 of file flash_journal.h.
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