cory/tildefriends
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Saw a websocket message go across the wire with this.

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git-svn-id: https://www.unprompted.com/svn/projects/tildefriends/trunk@4693 ed5197a5-7fde-0310-b194-c3ffbd925b24
This commit is contained in:
Cory McWilliams 2023-12-24 21:39:51 +00:00
parent 1621f1753a
commit 606e82d718
2 changed files with 22 additions and 11 deletions
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14
src/http.c
View File

@ -446,7 +446,9 @@ void tf_http_respond(tf_http_request_t* request, int status, const char** header
/* HTTP/1.x 200 OK\r\n */
bool sent_content_length = false;
int headers_length = 8 + 1 + 3 + 1 + strlen(status_text) + 2;
for (int i = 0; i < headers_count; i += 2)
if (headers)
{
for (int i = 0; i < headers_count * 2; i += 2)
{
/* Key: Value\r\n */
headers_length += strlen(headers[i]) + 2 + strlen(headers[i + 1]) + 2;
@ -455,6 +457,7 @@ void tf_http_respond(tf_http_request_t* request, int status, const char** header
sent_content_length = true;
}
}
}
/* \r\n */
headers_length += 2;
@ -470,10 +473,13 @@ void tf_http_respond(tf_http_request_t* request, int status, const char** header
*write = (uv_write_t) { .data = request->connection };
char* buffer = (char*)(write + 1);
int offset = snprintf(buffer, headers_length + 1, "HTTP/1.%d %03d %s\r\n", request->connection->minor_version, status, status_text);
for (int i = 0; i < headers_count; i += 2)
if (headers)
{
for (int i = 0; i < headers_count * 2; i += 2)
{
offset += snprintf(buffer + offset, headers_length + 1 - offset, "%s: %s\r\n", headers[i], headers[i + 1]);
}
}
if (!sent_content_length)
{
memcpy(buffer + offset, content_length_buffer, content_length_buffer_length);
@ -485,6 +491,10 @@ void tf_http_respond(tf_http_request_t* request, int status, const char** header
{
memcpy(buffer + offset, body, content_length);
}
if (status == 101)
{
tf_printf("WRITE [%.*s]\n", (int)(headers_length + content_length), buffer);
}
int r = uv_write(write, (uv_stream_t*)&request->connection->tcp, &(uv_buf_t) { .base = buffer, .len = headers_length + content_length }, 1, _http_on_write);
if (r)
{

9
src/httpd.js.c
View File

@ -124,17 +124,18 @@ static void _httpd_callback(tf_http_request_t* request)
SHA1(key_magic, size, digest);
char key[41] = { 0 };
tf_base64_encode(digest, sizeof(digest), key, sizeof(key));
tf_printf("ACCEPT %s\n", key);
enum { k_headers_count = 4 };
const char* headers[k_headers_count * 2] =
{
"Upgrade", "websocket",
"Connection", "upgrade",
"Connection", "Upgrade",
"Sec-WebSocket-Accept", key,
"Sec-WebSocket-Version", "13",
};
tf_http_respond(request, 101, headers, k_headers_count, NULL, 0);
bool send_version =
!tf_http_request_get_header(request, "sec-websocket-version") ||
strcmp(tf_http_request_get_header(request, "sec-websocket-version"), "13") != 0;
tf_http_respond(request, 101, headers, send_version ? k_headers_count : (k_headers_count - 1), NULL, 0);
return;
}
}