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【完善】代码格式，删除无用代码。

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Signed-off-by: armink <armink.ztl@gmail.com>
This commit is contained in:
armink 2019-07-02 23:11:09 +08:00
parent 7a70c6330a
commit 38b4796050
1 changed files with 21 additions and 24 deletions
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45
easyflash/src/ef_env.c
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@ -134,8 +134,6 @@
#define ENV_LEN_OFFSET ((unsigned long)(&((struct env_hdr_data *)0)->len))
#define ENV_NAME_LEN_OFFSET ((unsigned long)(&((struct env_hdr_data *)0)->name_len))
//#define ADDR_IS_SECTOR_HDR(addr) (addr % SECTOR_SIZE == 0)
#define VER_NUM_ENV_NAME "__ver_num__"
enum sector_store_status {
@ -450,7 +448,9 @@ static bool get_env_from_cache(const char *name, size_t name_len, uint32_t *addr
}
#endif /* EF_ENV_USING_CACHE */
//TODO 注释
/*
* find the continue 0xFF flash address to end address
*/
static uint32_t continue_ff_addr(uint32_t start, uint32_t end)
{
uint8_t buf[32], last_data = 0x00;
@ -473,7 +473,9 @@ static uint32_t continue_ff_addr(uint32_t start, uint32_t end)
}
}
//TODO 注释
/*
* find the next ENV address by magic word on the flash
*/
static uint32_t find_next_env_addr(uint32_t start, uint32_t end)
{
uint8_t buf[32];
@ -495,7 +497,6 @@ static uint32_t find_next_env_addr(uint32_t start, uint32_t end)
static uint32_t get_next_env_addr(sector_meta_data_t sector, env_meta_data_t pre_env)
{
uint8_t status_table[ENV_STATUS_TABLE_SIZE];
uint32_t addr = FAILED_ADDR;
if (sector->status.store == SECTOR_STORE_EMPTY) {
@ -510,10 +511,10 @@ static uint32_t get_next_env_addr(sector_meta_data_t sector, env_meta_data_t pre
if (pre_env->crc_is_ok) {
addr = pre_env->addr.start + pre_env->len;
} else {
//TODO 注释
/* when pre_env CRC check failed, maybe the flash has error data
* find_next_env_addr after pre_env address */
addr = pre_env->addr.start + EF_WG_ALIGN(1);
}
/* check and find next ENV address */
addr = find_next_env_addr(addr, sector->addr + SECTOR_SIZE - SECTOR_HDR_DATA_SIZE);
@ -642,7 +643,7 @@ static EfErrCode read_sector_meta_data(uint32_t addr, sector_meta_data_t sector,
sector->empty_env += env_meta.len;
sector->remain -= env_meta.len;
}
/* check the empty ENV address by read continue 0xFF on flash */
{
uint32_t ff_addr;
@ -754,7 +755,7 @@ static bool find_env(const char *key, env_meta_data_t env)
read_env(env);
return true;
}
#endif
#endif /* EF_ENV_USING_CACHE */
find_ok = find_env_no_cache(key, env);
@ -762,7 +763,7 @@ static bool find_env(const char *key, env_meta_data_t env)
if (find_ok) {
update_env_cache(key, key_len, env->addr.start);
}
#endif
#endif /* EF_ENV_USING_CACHE */
return find_ok;
}
@ -806,11 +807,11 @@ static size_t get_env(const char *key, void *value_buf, size_t buf_len, size_t *
* @param key ENV name
* @param value_buf ENV blob buffer
* @param buf_len ENV blob buffer length
* @param value_len return the length of the value saved on the flash, 0: NOT found
* @param saved_value_len return the length of the value saved on the flash, 0: NOT found
*
* @return the actually get size on successful
*/
size_t ef_get_env_blob(const char *key, void *value_buf, size_t buf_len, size_t *value_len)
size_t ef_get_env_blob(const char *key, void *value_buf, size_t buf_len, size_t *saved_value_len)
{
size_t read_len = 0;
@ -822,7 +823,7 @@ size_t ef_get_env_blob(const char *key, void *value_buf, size_t buf_len, size_t
/* lock the ENV cache */
ef_port_env_lock();
read_len = get_env(key, value_buf, buf_len, value_len);
read_len = get_env(key, value_buf, buf_len, saved_value_len);
/* unlock the ENV cache */
ef_port_env_unlock();
@ -917,7 +918,7 @@ static EfErrCode update_sec_status(sector_meta_data_t sector, size_t new_env_len
#ifdef EF_ENV_USING_CACHE
/* delete the sector cache */
update_sector_cache(sector->addr, sector->addr + SECTOR_SIZE);
#endif
#endif /* EF_ENV_USING_CACHE */
if (is_full) {
*is_full = true;
@ -1039,7 +1040,7 @@ static EfErrCode del_env(const char *key, env_meta_data_t old_env, bool complete
/* only delete the ENV in flash and cache when only using del_env(key, env, true) in ef_del_env() */
update_env_cache(key, strlen(key), FAILED_ADDR);
}
#endif
#endif /* EF_ENV_USING_CACHE */
last_is_complete_del = false;
}
@ -1080,19 +1081,16 @@ static EfErrCode move_env(env_meta_data_t env)
goto __exit;
}
} else {
//TODO 删除
EF_DEBUG("EF_ENV_FULL.\n");
return EF_ENV_FULL;
}
/* update the new ENV sector status first */
update_sec_status(&sector, env->len, NULL);
/* start move the ENV */
{
uint8_t buf[32];
size_t len, size, env_len = env->len;
/* update the new ENV sector status first */
update_sec_status(&sector, env->len, NULL);
write_status(env_addr, status_table, ENV_STATUS_NUM, ENV_PRE_WRITE);
env_len -= ENV_MAGIC_OFFSET;
for (len = 0, size = 0; len < env_len; len += size) {
@ -1110,7 +1108,7 @@ static EfErrCode move_env(env_meta_data_t env)
update_sector_cache(EF_ALIGN_DOWN(env_addr, SECTOR_SIZE),
env_addr + ENV_HDR_DATA_SIZE + EF_WG_ALIGN(env->name_len) + EF_WG_ALIGN(env->value_len));
update_env_cache(env->name, env->name_len, env_addr);
#endif
#endif /* EF_ENV_USING_CACHE */
}
EF_DEBUG("Moved the ENV (%.*s) from 0x%08X to 0x%08X.\n", env->name_len, env->name, env->addr.start, env_addr);
@ -1163,7 +1161,6 @@ static bool do_gc(sector_meta_data_t sector, void *arg1, void *arg2)
if (sector->check_ok && (sector->status.dirty == SECTOR_DIRTY_TRUE || sector->status.dirty == SECTOR_DIRTY_GC)) {
uint8_t status_table[DIRTY_STATUS_TABLE_SIZE];
//TODO 重复写入安全性验证
/* change the sector status to GC */
write_status(sector->addr + SECTOR_DIRTY_OFFSET, status_table, SECTOR_DIRTY_STATUS_NUM, SECTOR_DIRTY_GC);
/* search all ENV */
@ -1289,7 +1286,7 @@ static EfErrCode create_env_blob(sector_meta_data_t sector, const char *key, con
env_addr + ENV_HDR_DATA_SIZE + EF_WG_ALIGN(env_hdr.name_len) + EF_WG_ALIGN(env_hdr.value_len));
}
update_env_cache(key, env_hdr.name_len, env_addr);
#endif
#endif /* EF_ENV_USING_CACHE */
}
/* write value */
if (result == EF_NO_ERR) {