Chapter 2. API Reference
ESP_ERR_HTTP_CONNECTING
HTTP connection hasn’t been established yet
ESP_ERR_HTTP_EAGAIN
Mapping of errno EAGAIN to esp_err_t
ESP_ERR_HTTP_CONNECTION_CLOSED
Read FIN from peer and the connection closed
Type Definitions
typedef struct esp_http_client *esp_http_client_handle_t
typedef struct esp_http_client_event *esp_http_client_event_handle_t
typedef struct esp_http_client_event esp_http_client_event_t
HTTP Client events data.
typedef esp_err_t (*http_event_handle_cb)(esp_http_client_event_t *evt)
Enumerations
enum esp_http_client_event_id_t
HTTP Client events id.
Values:
HTTP_EVENT_ERROR = 0
This event occurs when there are any errors during execution
HTTP_EVENT_ON_CONNECTED
Once the HTTP has been connected to the server, no data exchange has been performed
HTTP_EVENT_HEADERS_SENT
After sending all the headers to the server
HTTP_EVENT_HEADER_SENT = HTTP_EVENT_HEADERS_SENT
This header has been kept for backward compatability and will be deprecated in future versions esp-idf
HTTP_EVENT_ON_HEADER
Occurs when receiving each header sent from the server
HTTP_EVENT_ON_DATA
Occurs when receiving data from the server, possibly multiple portions of the packet
HTTP_EVENT_ON_FINISH
Occurs when finish a HTTP session
HTTP_EVENT_DISCONNECTED
The connection has been disconnected
enum esp_http_client_transport_t
HTTP Client transport.
Values:
HTTP_TRANSPORT_UNKNOWN = 0x0
Unknown
HTTP_TRANSPORT_OVER_TCP
Transport over tcp
HTTP_TRANSPORT_OVER_SSL
Transport over ssl
enum esp_http_client_method_t
HTTP method.
Values:
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