From 2030684b16004a4f6c60f499584366ae5ad57bc9 Mon Sep 17 00:00:00 2001
From: dec05eba <dec05eba@protonmail.com>
Date: Tue, 15 Feb 2022 21:52:40 +0100
Subject: Finish video player

---
 video_player/include/Utils.hpp | 30 ++++++++++++++++++++++++++++++
 1 file changed, 30 insertions(+)
 create mode 100644 video_player/include/Utils.hpp

(limited to 'video_player/include/Utils.hpp')

diff --git a/video_player/include/Utils.hpp b/video_player/include/Utils.hpp
new file mode 100644
index 0000000..a5219f4
--- /dev/null
+++ b/video_player/include/Utils.hpp
@@ -0,0 +1,30 @@
+#pragma once
+
+#include <unistd.h>
+#include <errno.h>
+
+static ssize_t read_eintr(int fd, void *buffer, size_t size) {
+    while(true) {
+        ssize_t bytes_read = read(fd, buffer, size);
+        if(bytes_read == -1) {
+            if(errno != EINTR)
+                return -1;
+        } else {
+            return bytes_read;
+        }
+    }
+}
+
+static ssize_t write_all(int fd, const void *buffer, size_t size) {
+    ssize_t bytes_written = 0;
+    while((size_t)bytes_written < size) {
+        ssize_t written = write(fd, (char*)buffer + bytes_written, size - bytes_written);
+        if(written == -1) {
+            if(errno != EINTR)
+                return -1;
+        } else {
+            bytes_written += written;
+        }
+    }
+    return bytes_written;
+}
\ No newline at end of file
-- 
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