X-Git-Url: https://git.stg.codes/stg.git/blobdiff_plain/d1d9452a687184ac6b992fadc77e89c8a308e388..7df336e60c959c440b2c330f7a7ca9b0251db2a1:/stglibs/common.lib/common.cpp

diff --git a/stglibs/common.lib/common.cpp b/stglibs/common.lib/common.cpp
index c7c1bf05..5bd66c87 100644
--- a/stglibs/common.lib/common.cpp
+++ b/stglibs/common.lib/common.cpp
@@ -1015,3 +1015,35 @@ if (res == 0) // Timeout
 
 return true;
 }
+
+bool ReadAll(int sd, void * dest, size_t size)
+{
+size_t done = 0;
+char * ptr = static_cast<char *>(dest);
+while (done < size)
+    {
+    if (!WaitPackets(sd))
+        return false;
+    ssize_t res = read(sd, ptr + done, size - done);
+    if (res < 0)
+        return false;
+    if (res == 0)
+        return true;
+    done += res;
+    }
+return true;
+}
+
+bool WriteAll(int sd, const void * source, size_t size)
+{
+size_t done = 0;
+const char * ptr = static_cast<const char *>(source);
+while (done < size)
+    {
+    ssize_t res = write(sd, ptr + done, size - done);
+    if (res <= 0)
+        return false;
+    done += res;
+    }
+return true;
+}