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tcp_transport/ws_client: websockets now correctly handle messages longer than buffer

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transport_ws can now be read multiple times in a row to read frames larger than the buffer.

Added reporting of total payload length and offset to the user in websocket_client.

Added local example test for long messages.

Closes IDF-1083
This commit is contained in:
Marius Vikhammer
2019-11-14 18:09:38 +08:00
parent 4132923ebe
commit ffeda3003c
6 changed files with 288 additions and 95 deletions
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16
components/esp_websocket_client/include/esp_websocket_client.h
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@@ -27,7 +27,7 @@
extern "C" {
#endif
typedef struct esp_websocket_client* esp_websocket_client_handle_t;
typedef struct esp_websocket_client *esp_websocket_client_handle_t;
ESP_EVENT_DECLARE_BASE(WEBSOCKET_EVENTS); // declaration of the task events family
@@ -47,11 +47,13 @@ typedef enum {
* @brief Websocket event data
*/
typedef struct {
const char *data_ptr; /*!< Data pointer */
int data_len; /*!< Data length */
uint8_t op_code; /*!< Received opcode */
esp_websocket_client_handle_t client; /*!< esp_websocket_client_handle_t context */
void *user_context; /*!< user_data context, from esp_websocket_client_config_t user_data */
const char *data_ptr; /*!< Data pointer */
int data_len; /*!< Data length */
uint8_t op_code; /*!< Received opcode */
esp_websocket_client_handle_t client; /*!< esp_websocket_client_handle_t context */
void *user_context; /*!< user_data context, from esp_websocket_client_config_t user_data */
int payload_len; /*!< Total payload length, payloads exceeding buffer will be posted through multiple events */
int payload_offset; /*!< Actual offset for the data associated with this event */
} esp_websocket_event_data_t;
/**
@@ -205,7 +207,7 @@ bool esp_websocket_client_is_connected(esp_websocket_client_handle_t client);
esp_err_t esp_websocket_register_events(esp_websocket_client_handle_t client,
esp_websocket_event_id_t event,
esp_event_handler_t event_handler,
void* event_handler_arg);
void *event_handler_arg);
#ifdef __cplusplus
}