kenji/webkeyboard
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send keys over WebSocket

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kenji
2025-07-20 17:38:02 -04:00
parent d25218898b
commit f628003c66
12 changed files with 1688 additions and 1127 deletions
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websocket.h
+41
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@@ -0,0 +1,41 @@
#ifndef WEBSOCKET_H_
#define WEBSOCKET_H_
#define WS_PORT 8080
#define WS_TIMEOUT 10
#define WS_DEBUG LWIP_DBG_ON
#define WS_MAX_RETRIES 10
#define WS_POLL_INTERVAL 60 // WS_POLL_INTERVAL/2 seconds
#define WS_MAX_CONN 4
struct ws_state {
bool active;
uint8_t retries;
struct altcp_pcb *pcb;
struct ws_state *next;
};
#define WS_ALLOC_WS_STATE() (struct ws_state *)mem_malloc(sizeof(struct ws_state))
typedef void (* tWSHandler ) (uint8_t *data, uint16_t len);
typedef void (* tWSOpenHandler ) (struct ws_state * wss);
static struct ws_state* ws_state_alloc(void);
static void ws_state_init(struct ws_state *wss);
static void ws_state_free(struct ws_state *wss);
void ws_server_init(void);
static void ws_server_init_pcb( struct altcp_pcb *pcb, uint16_t port);
static err_t ws_accept(void *arg, struct altcp_pcb *pcb, err_t err);
static err_t ws_recv(void *arg, struct altcp_pcb *pcb, struct pbuf *p, err_t err);
static void ws_err (void *arg, err_t err);
static err_t ws_close_conn(struct altcp_pcb *pcb, struct ws_state *wss);
static err_t ws_close_or_abort_conn(struct altcp_pcb *pcb, struct ws_state *wss, uint8_t abort_conn);
static err_t ws_poll(void *arg, struct altcp_pcb *pcb);
static err_t ws_handshake(struct altcp_pcb *pcb, struct ws_state *wss, struct pbuf *p);
static err_t ws_read(struct altcp_pcb *pcb, struct ws_state *wss, struct pbuf *p);
static err_t ws_send(struct ws_state *wss, uint8_t *data, uint16_t len);
void ws_send_all(uint8_t *data, uint16_t len);
void ws_set_receive_handler( tWSHandler ws_handler);
void ws_set_open_handler( tWSOpenHandler ws_handler);
#endif