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This commit is contained in:
TheBrokenRail 2022-06-04 14:34:15 -04:00
parent 211bf265ff
commit baeeceeaac
2 changed files with 32 additions and 6 deletions
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8
media-layer/proxy/src/common/common.c
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@ -54,18 +54,14 @@ void safe_read(void *buf, size_t len) {
// Flush Write Cache
flush_write_cache();
// Read Remaining Data
size_t to_read_to_cache;
{
size_t to_read_to_cache = 0;
while (to_read_to_cache < 1) {
int bytes_available;
if (ioctl(get_connection_read(), FIONREAD, &bytes_available) == -1) {
bytes_available = 0;
}
to_read_to_cache = max((size_t) bytes_available, to_read);
}
if (to_read_to_cache < 1) {
// Nothing To Read
return;
}
// Resize Buffer
_read_cache_position = 0;
_read_cache_size = to_read_to_cache;

30
media-layer/proxy/src/server/server.cpp
View File

@ -86,6 +86,34 @@ static void start_media_layer_proxy_client(int read, int write) {
update_client_state(1, 0);
}
// Maximize Pipe Buffer Size
static void maximize_pipe_fd_size(int fd) {
// Read Maximum Pipe Size
std::ifstream max_size_file("/proc/sys/fs/pipe-max-size");
if (!max_size_file.good()) {
PROXY_ERR("%s", "Unable To Open Maximum Pipe Size File");
}
// Read One Line
int max_size;
std::string line;
if (std::getline(max_size_file, line) && line.size() > 0) {
max_size = std::stoi(line);
} else {
PROXY_ERR("%s", "Unable To Read Maximum Pipe Size File");
}
// Close
max_size_file.close();
// Set Maximum Pipe Size
errno = 0;
if (fcntl(fd, F_SETPIPE_SZ, max_size) < max_size) {
PROXY_ERR("Unable To Set Maximum Pipe Size: %s", errno != 0 ? strerror(errno) : "Unknown Error");
}
}
static void maximize_pipe_size(int pipe[2]) {
maximize_pipe_fd_size(pipe[0]);
maximize_pipe_fd_size(pipe[1]);
}
// Start Server
static int loaded = 0;
__attribute__((constructor)) void media_ensure_loaded() {
@ -98,8 +126,10 @@ __attribute__((constructor)) void media_ensure_loaded() {
// Create Connection
int server_to_client_pipe[2];
safe_pipe2(server_to_client_pipe, 0);
maximize_pipe_size(server_to_client_pipe);
int client_to_server_pipe[2];
safe_pipe2(client_to_server_pipe, 0);
maximize_pipe_size(client_to_server_pipe);
// Set Connection
set_connection(client_to_server_pipe[0], server_to_client_pipe[1]);