X-Git-Url: https://git.sesse.net/?p=cubemap;a=blobdiff_plain;f=stream.cpp;h=d57157822aa93939c9250940bec1cf4132f212cb;hp=080d3bf95a5086a20338a6754dad5026babe791e;hb=ae994771c0747d43bd1ed422224f4caacb95ca9f;hpb=488f28bf7070f44469a006ed4a9d4c423788d175

diff --git a/stream.cpp b/stream.cpp
index 080d3bf..d571578 100644
--- a/stream.cpp
+++ b/stream.cpp
@@ -68,6 +68,49 @@ void Stream::put_client_to_sleep(Client *client)
 	sleeping_clients.push_back(client);
 }
 
+void Stream::add_data(const char *data, ssize_t bytes)
+{
+	size_t pos = bytes_received % backlog_size;
+	bytes_received += bytes;
+
+	if (pos + bytes > backlog_size) {
+		ssize_t to_copy = backlog_size - pos;
+		while (to_copy > 0) {
+			int ret = pwrite(data_fd, data, to_copy, pos);
+			if (ret == -1 && errno == EINTR) {
+				continue;
+			}
+			if (ret == -1) {
+				perror("pwrite");
+				// Dazed and confused, but trying to continue...
+				break;
+			}
+			pos += ret;
+			data += ret;
+			to_copy -= ret;
+			bytes -= ret;
+		}
+		pos = 0;
+	}
+
+	while (bytes > 0) {
+		int ret = pwrite(data_fd, data, bytes, pos);
+		if (ret == -1 && errno == EINTR) {
+			continue;
+		}
+		if (ret == -1) {
+			perror("pwrite");
+			// Dazed and confused, but trying to continue...
+			break;
+		}
+		pos += ret;
+		data += ret;
+		bytes -= ret;
+	}
+
+	wake_up_all_clients();
+}
+
 void Stream::wake_up_all_clients()
 {
 	if (to_process.empty()) {