tools: Move copyfile() into a common file

This function is useful in other places. Move it to a common file.

Signed-off-by: Simon Glass <sjg@chromium.org>

1 files changed, 0 insertions, 56 deletions

diff --git a/tools/fit_image.c b/tools/fit_image.c
index 9ac525623bc..0e31f7dca6e 100644
--- a/tools/fit_image.c
+++ b/tools/fit_image.c
@@ -656,62 +656,6 @@ err:
 	return ret;
 }
 
-static int copyfile(const char *src, const char *dst)
-{
-	int fd_src = -1, fd_dst = -1;
-	void *buf = NULL;
-	ssize_t size;
-	size_t count;
-	int ret = -1;
-
-	fd_src = open(src, O_RDONLY);
-	if (fd_src < 0) {
-		printf("Can't open file %s (%s)\n", src, strerror(errno));
-		goto out;
-	}
-
-	fd_dst = open(dst, O_WRONLY | O_CREAT, 0666);
-	if (fd_dst < 0) {
-		printf("Can't open file %s (%s)\n", dst, strerror(errno));
-		goto out;
-	}
-
-	buf = calloc(1, 512);
-	if (!buf) {
-		printf("Can't allocate buffer to copy file\n");
-		goto out;
-	}
-
-	while (1) {
-		size = read(fd_src, buf, 512);
-		if (size < 0) {
-			printf("Can't read file %s\n", src);
-			goto out;
-		}
-		if (!size)
-			break;
-
-		count = size;
-		size = write(fd_dst, buf, count);
-		if (size < 0) {
-			printf("Can't write file %s\n", dst);
-			goto out;
-		}
-	}
-
-	ret = 0;
-
- out:
-	if (fd_src >= 0)
-		close(fd_src);
-	if (fd_dst >= 0)
-		close(fd_dst);
-	if (buf)
-		free(buf);
-
-	return ret;
-}
-
 /**
  * fit_handle_file - main FIT file processing function
  *