X-Git-Url: https://codewiz.org/gitweb?a=blobdiff_plain;f=bertos%2Fkern%2Fkfile.c;h=81cd9d0a422d941717250c0e84cdb3c71d166ce5;hb=72c5f5cde2bc9ffe5427d65bb8f798bf8c4a0cce;hp=6a8cb2042333783c6155406df263905afcc79ecc;hpb=719258e4a9db3105b555920eca3970fdec5d5fc1;p=bertos.git

diff --git a/bertos/kern/kfile.c b/bertos/kern/kfile.c
index 6a8cb204..81cd9d0a 100644
--- a/bertos/kern/kfile.c
+++ b/bertos/kern/kfile.c
@@ -44,6 +44,7 @@
 #include <cfg/debug.h>
 #include <cfg/log.h>
 
+#include <drv/timer.h>
 #include <mware/formatwr.h>
 
 #include <string.h>
@@ -196,10 +197,10 @@ kfile_off_t kfile_genericSeek(struct KFile *fd, kfile_off_t offset, KSeekMode wh
 	}
 
 	#if LOG_LEVEL >= LOG_LVL_INFO
-    /* Bound check */
+	/* Bound check */
 	if (seek_pos + offset > fd->size)
 		LOG_INFO("seek outside EOF\n");
-    #endif
+	#endif
 
 	fd->seek_pos = seek_pos + offset;
 
@@ -228,3 +229,30 @@ int kfile_genericClose(UNUSED_ARG(struct KFile *, fd))
 };
 
 
+/**
+ * Discard input to resynchronize with remote end.
+ *
+ * Discard incoming data until the kfile_getc stops receiving
+ * characters for at least \a delay milliseconds.
+ *
+ * \note If the timeout occur, we reset the error before to
+ * quit.
+ */
+void kfile_resync(KFile *fd, mtime_t delay)
+{
+	ticks_t start_time = timer_clock();
+	for(;;)
+	{
+		if(kfile_getc(fd) != EOF)
+			start_time = timer_clock();
+
+		if ((timer_clock() - start_time) > ms_to_ticks(delay))
+		{
+			kfile_clearerr(fd);
+			break;
+		}
+
+	}
+}
+
+