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keep embedded-friendly config API

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This commit is contained in:
Sergio R. Caprile 2024-04-03 15:48:57 -03:00
parent 5d0d01c2c1
commit 7876d464f2
2 changed files with 8 additions and 5 deletions
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6
examples/esp32/uart-bridge/main/main.c
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@ -5,11 +5,9 @@
const char *s_listening_url = "http://0.0.0.0:80";
#if 0
char *config_read(void) {
return mg_file_read(&mg_fs_posix, FS_ROOT "/config.json", NULL);
struct mg_str config_read(void) {
return mg_file_read(&mg_fs_posix, FS_ROOT "/config.json");
}
#endif
void config_write(struct mg_str config) {
mg_file_write(&mg_fs_posix, FS_ROOT "/config.json", config.ptr, config.len);

7
examples/uart-bridge/net.c
View File

@ -26,6 +26,7 @@ struct state {
void uart_init(int tx, int rx, int baud);
int uart_read(void *buf, size_t len);
void uart_write(const void *buf, size_t len);
struct mg_str config_read(void);
void config_write(struct mg_str config);
// Let users define their own UART API. If they don't, use a dummy one
@ -53,6 +54,10 @@ int uart_read(void *buf, size_t len) {
#endif
}
struct mg_str config_read(void) {
return mg_file_read(&mg_fs_posix, "config.json");
}
void config_write(struct mg_str config) {
mg_file_write(&mg_fs_posix, "config.json", config.ptr, config.len);
}
@ -182,7 +187,7 @@ static void config_apply(struct mg_str s) {
// HTTP request handler function
void uart_bridge_fn(struct mg_connection *c, int ev, void *ev_data) {
if (ev == MG_EV_OPEN && c->is_listening) {
struct mg_str config = mg_file_read(&mg_fs_posix, "config.json");
struct mg_str config = config_read();
if (config.ptr != NULL) config_apply(config);
free((char *) config.ptr);
s_state.tcp.url = strdup(DEFAULT_TCP);