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Cleanup + double_reset counter

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This commit is contained in:
rbaron 2023-06-07 08:26:05 +02:00
parent 015ce94bbd
commit 930239e385
2 changed files with 16 additions and 17 deletions
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30
code/nrf-connect/samples/zigbee/src/debug_counters.c
View file

@ -14,13 +14,22 @@ static const char kDebugCountersDir[] = "/lfs/debug_counters";
#define PRST_MAX_FILE_NAME_LENGTH (sizeof(kDebugCountersDir) + 1 + PRST_MAX_COUNTER_NAME_LENGTH)
static int mk_filename(const char* counter_name, char* buff, size_t buff_size) {
RET_CHECK(strlen(counter_name) <= PRST_MAX_FILE_NAME_LENGTH, "Counter name too long");
RET_CHECK(strlen(counter_name) <= PRST_MAX_COUNTER_NAME_LENGTH, "Counter name too long");
strcpy(buff, kDebugCountersDir);
strcat(buff, "/");
strcat(buff, counter_name);
return 0;
}
static int read_counter_file(struct fs_file_t* file, prst_debug_counter_t* value) {
int n_read = fs_read(file, value, sizeof(prst_debug_counter_t));
if (n_read != sizeof(prst_debug_counter_t)) {
LOG_WRN("fs_read returned %d, expected %d, assuming first access", n_read, sizeof(prst_debug_counter_t));
*value = 0;
}
return 0;
}
int prst_debug_counters_init() {
struct fs_dirent entry;
int err = fs_stat(kDebugCountersDir, &entry);
@ -45,18 +54,11 @@ int prst_debug_counters_increment(const char* counter_name) {
struct fs_file_t file;
fs_file_t_init(&file);
RET_IF_ERR(fs_open(&file, filename, FS_O_CREATE | FS_O_RDWR));
// Read the current value.
prst_debug_counter_t value;
int n_read = fs_read(&file, &value, sizeof(value));
if (n_read != sizeof(value)) {
LOG_WRN("fs_read returned %d, expected %d, assuming first access", n_read, sizeof(value));
value = 0;
}
RET_IF_ERR(read_counter_file(&file, &value));
// Increment the value.
value++;
// Write back to file.
RET_CHECK(fs_seek(&file, 0, SEEK_SET) == 0, "Unable to seek");
ssize_t written = fs_write(&file, &value, sizeof(value));
@ -76,22 +78,16 @@ int prst_debug_counters_get(const char* counter_name, prst_debug_counter_t* valu
struct fs_file_t file;
fs_file_t_init(&file);
RET_IF_ERR(fs_open(&file, filename, FS_O_CREATE | FS_O_READ));
// Read the current value.
int n_read = fs_read(&file, value, sizeof(value));
if (n_read != sizeof(prst_debug_counter_t)) {
LOG_WRN("fs_read returned %d, expected %d, assuming first access", n_read, sizeof(prst_debug_counter_t));
*value = 0;
}
RET_IF_ERR(read_counter_file(&file, value));
return fs_close(&file);
}
int prst_debug_counters_get_all(prst_debug_counters_callback_t callback) {
LOG_DBG("Getting all counters from %s", kDebugCountersDir);
struct fs_dir_t dirp;
fs_dir_t_init(&dirp);
static struct fs_dirent entry;
RET_IF_ERR(fs_opendir(&dirp, kDebugCountersDir));
prst_debug_counter_t value;

3
code/nrf-connect/samples/zigbee/src/double_reset_detector.c
View file

@ -7,6 +7,8 @@
#include <zephyr/kernel.h>
#include <zephyr/logging/log.h>
#include "debug_counters.h"
LOG_MODULE_REGISTER(double_reset_detector, CONFIG_LOG_DEFAULT_LEVEL);
static const char *flag_filename = "/lfs/reset_flag";
@ -40,6 +42,7 @@ int prst_detect_double_reset(prst_double_reset_callback_t on_double_reset) {
if (strcmp(buff, flag_prefix) == 0) {
RET_IF_ERR(fs_close(&flag_file));
RET_IF_ERR(erase_flag());
prst_debug_counters_increment("double_reset");
return on_double_reset();
}