httpd_ws_frame::len - syntax, references, description

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from 0/2 examples

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size_t len; /*!< Length of the WebSocket data */

esp_http_server.h:1711

if (frame->len == 0) {

httpd_ws.c:263

httpd_ws_recv_frame()

frame->len = init_len;

httpd_ws.c:283

httpd_ws_recv_frame()

frame->len = ((uint32_t)(length_bytes[0] << 8U) | (length_bytes[1]));

httpd_ws.c:292

httpd_ws_recv_frame()

frame->len = (((uint64_t)length_bytes[0] << 56U) |

httpd_ws.c:301

httpd_ws_recv_frame()

if (frame->len > max_len) {

httpd_ws.c:325

httpd_ws_recv_frame()

if (frame->len == 0) {

httpd_ws.c:336

httpd_ws_recv_frame()

size_t left_len = frame->len;

httpd_ws.c:345

httpd_ws_recv_frame()

ESP_LOGD(TAG, "Frame length: %"NEWLIB_NANO_COMPAT_FORMAT", Bytes Read: %"NEWLIB_NANO_COMPAT_FORMAT, NEWLIB_NANO_COMPAT_CAST(frame->len), NEWLIB_NANO_COMPAT_CAST(offset));

httpd_ws.c:357

httpd_ws_recv_frame()

httpd_ws_unmask_payload(frame->payload, frame->len, aux->mask_key);

httpd_ws.c:361

httpd_ws_recv_frame()

if (frame->len <= 125) {

httpd_ws.c:389

httpd_ws_send_frame_async()

header_buf[1] = frame->len & 0x7fU; /* Length for 7 bits */

httpd_ws.c:390

httpd_ws_send_frame_async()

} else if (frame->len > 125 && frame->len < UINT16_MAX) {

httpd_ws.c:392

httpd_ws_send_frame_async()

header_buf[2] = (frame->len >> 8U) & 0xffU;

httpd_ws.c:394

httpd_ws_send_frame_async()

header_buf[3] = frame->len & 0xffU;

httpd_ws.c:395

httpd_ws_send_frame_async()

uint64_t len64 = frame->len; /* Raise variable size to make sure we won't shift by more bits

httpd_ws.c:400

httpd_ws_send_frame_async()

if(frame->len > 0 && frame->payload != NULL) {

httpd_ws.c:425

httpd_ws_send_frame_async()

if (sess->send_fn(hd, fd, (const char *)frame->payload, frame->len, 0) < 0) {

httpd_ws.c:426

httpd_ws_send_frame_async()

frame.len = 0;

httpd_ws.c:510

httpd_ws_get_frame_type()

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httpd_ws_frame::len is written by 2 functions and is read by 2 functions:

httpd_ws_recv_frame()

httpd_ws_get_frame_type()

httpd_ws_frame::len

httpd_ws_recv_frame()

httpd_ws_send_frame_async()

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httpd_ws_frame::len field

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