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feat(http_server): Added API to get scratch buffer data

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1. Added the API in esp_http_server to get the raw headers data
from the scratch buffer.
2. This data will be unparsed.

Closes https://github.com/espressif/esp-idf/issues/15857
This commit is contained in:
hrushikesh.bhosale
2025-06-05 12:08:12 +05:30
parent d73e172d31
commit 9f6ab55a5b
6 changed files with 103 additions and 1 deletions
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38
components/esp_http_server/include/esp_http_server.h
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@@ -1813,6 +1813,44 @@ esp_err_t httpd_ws_send_data_async(httpd_handle_t handle, int socket, httpd_ws_f
* @}
*/
/**
* @brief Get the length of the raw request data received from the client.
*
* @param[in] req Current request
* @return
* - 0 : If req is NULL
* - size_t : The length of the buffer containing raw HTTP request data
*/
size_t httpd_get_raw_req_data_len(httpd_req_t *req);
/**
* @brief Get the raw HTTP request data received from the client.
*
* NOTE - This function returns different data for different http server states.
* 1. HTTP_SERVER_EVENT_ON_CONNECTED - Returns the data containing information related to URI and headers.
* 2. HTTP_SERVER_EVENT_ON_HEADER - Returns the data containing information related to only headers.
* 3. HTTP_SERVER_EVENT_ON_DATA - Returns the data containing information related to only headers.
* 4. HTTP_SERVER_EVENT_SENT_DATA - Returns the data containing information related to only headers.
* 5. HTTP_SERVER_EVENT_DISCONNECTED - Returns the data containing information related to only headers.
* 6. HTTP_SERVER_EVENT_STOP - Returns the data containing information related to only headers.
*
* @param[in] req Current request
* @param[out] buf Buffer to store the raw request data
* @param[in] buf_len The length of the buffer.
* @return
* - ESP_OK : On successful copy of raw request data
* - ESP_ERR_INVALID_ARG : If req or buf is NULL, or buf_len is 0
*/
esp_err_t httpd_get_raw_req_data(httpd_req_t *req, char *buf, size_t buf_len);
/**
* @brief Get the HTTPD server state
*
* @param[in] handle Handle to server returned by httpd_start
* @return HTTPD server state
*/
esp_http_server_event_id_t httpd_get_server_state(httpd_handle_t handle);
#ifdef __cplusplus
}
#endif