From 92847588cdc940ff27afdb17776f6c1ed733cfcb Mon Sep 17 00:00:00 2001
From: Justin James <jjames@renci.org>
Date: Fri, 4 Dec 2020 22:43:30 -0500
Subject: [PATCH] Fixed range for S3_copy_object_range

Fixes bji/libs3#102
---
 src/request.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/request.c b/src/request.c
index dd66863..ffe3afa 100644
--- a/src/request.c
+++ b/src/request.c
@@ -402,7 +402,7 @@ static S3Status compose_amz_headers(const RequestParams *params,
         if (params->byteCount > 0) {
             char byteRange[S3_MAX_METADATA_SIZE];
             snprintf(byteRange, sizeof(byteRange), "bytes=%zd-%zd",
-                     params->startByte, params->startByte + params->byteCount);
+                     params->startByte, params->startByte + params->byteCount - 1);
             append_amz_header(values, 0, "x-amz-copy-source-range", byteRange);
         }
         // And the x-amz-metadata-directive header