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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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7
components/esp_http_server/src/httpd_txrx.c
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@@ -294,6 +294,8 @@ esp_err_t httpd_resp_send(httpd_req_t *r, const char *buf, ssize_t buf_len)
if (httpd_send_all(r, cr_lf_seperator, strlen(cr_lf_seperator)) != ESP_OK) {
return ESP_ERR_HTTPD_RESP_SEND;
}
struct httpd_data *hd = (struct httpd_data *) r->handle;
hd->http_server_state = HTTP_SERVER_EVENT_HEADERS_SENT;
esp_http_server_dispatch_event(HTTP_SERVER_EVENT_HEADERS_SENT, &(ra->sd->fd), sizeof(int));
/* Sending content */
@@ -306,6 +308,7 @@ esp_err_t httpd_resp_send(httpd_req_t *r, const char *buf, ssize_t buf_len)
.fd = ra->sd->fd,
.data_len = buf_len,
};
hd->http_server_state = HTTP_SERVER_EVENT_SENT_DATA;
esp_http_server_dispatch_event(HTTP_SERVER_EVENT_SENT_DATA, &evt_data, sizeof(esp_http_server_event_data));
return ESP_OK;
}
@@ -325,6 +328,7 @@ esp_err_t httpd_resp_send_chunk(httpd_req_t *r, const char *buf, ssize_t buf_len
}
struct httpd_req_aux *ra = r->aux;
struct httpd_data *hd = (struct httpd_data *) r->handle;
const char *httpd_chunked_hdr_str = "HTTP/1.1 %s\r\nContent-Type: %s\r\nTransfer-Encoding: chunked\r\n";
const char *colon_separator = ": ";
const char *cr_lf_seperator = "\r\n";
@@ -404,6 +408,7 @@ esp_err_t httpd_resp_send_chunk(httpd_req_t *r, const char *buf, ssize_t buf_len
.fd = ra->sd->fd,
.data_len = buf_len,
};
hd->http_server_state = HTTP_SERVER_EVENT_SENT_DATA;
esp_http_server_dispatch_event(HTTP_SERVER_EVENT_SENT_DATA, &evt_data, sizeof(esp_http_server_event_data));
return ESP_OK;
@@ -613,6 +618,8 @@ int httpd_req_recv(httpd_req_t *r, char *buf, size_t buf_len)
}
ra->remaining_len -= ret;
ESP_LOGD(TAG, LOG_FMT("received length = %d"), ret);
struct httpd_data *hd = (struct httpd_data *) r->handle;
hd->http_server_state = HTTP_SERVER_EVENT_ON_DATA;
esp_http_server_event_data evt_data = {
.fd = ra->sd->fd,
.data_len = ret,