From 1cc88c6f8682e85d302a5442c9e7ff2dbae7d696 Mon Sep 17 00:00:00 2001
From: Eric Biggers <ebiggers3@gmail.com>
Date: Sun, 16 Oct 2016 18:16:38 -0700
Subject: [PATCH] prog_util: remove unused skip_bytes() function

---
 programs/prog_util.c | 33 ---------------------------------
 programs/prog_util.h |  1 -
 2 files changed, 34 deletions(-)

diff --git a/programs/prog_util.c b/programs/prog_util.c
index 6a59abe..efb19f9 100644
--- a/programs/prog_util.c
+++ b/programs/prog_util.c
@@ -361,39 +361,6 @@ xread(struct file_stream *strm, void *buf, size_t count)
 	return orig_count - count;
 }
 
-/* Skip over 'count' bytes from a file, returning 0 on success or -1 on error */
-int
-skip_bytes(struct file_stream *strm, size_t count)
-{
-	size_t bufsize;
-	char *buffer;
-	ssize_t ret;
-
-	if (count == 0)
-		return 0;
-
-	bufsize = MIN(count, 4096);
-	buffer = xmalloc(bufsize);
-	if (buffer == NULL)
-		return -1;
-	do {
-		size_t n = MIN(count, bufsize);
-		ret = xread(strm, buffer, n);
-		if (ret < 0)
-			goto out;
-		if (ret != n) {
-			msg("%"TS": unexpected end-of-file", strm->name);
-			ret = -1;
-			goto out;
-		}
-		count -= ret;
-	} while (count != 0);
-	ret = 0;
-out:
-	free(buffer);
-	return ret;
-}
-
 /* Write to a file, returning 0 if all bytes were written or -1 on error */
 int
 full_write(struct file_stream *strm, const void *buf, size_t count)
diff --git a/programs/prog_util.h b/programs/prog_util.h
index 2aa35a4..711d8bd 100644
--- a/programs/prog_util.h
+++ b/programs/prog_util.h
@@ -141,7 +141,6 @@ extern int xopen_for_write(const tchar *path, bool force,
 extern int map_file_contents(struct file_stream *strm, u64 size);
 
 extern ssize_t xread(struct file_stream *strm, void *buf, size_t count);
-extern int skip_bytes(struct file_stream *strm, size_t count);
 extern int full_write(struct file_stream *strm, const void *buf, size_t count);
 
 extern int xclose(struct file_stream *strm);