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[Qemu-devel] [PATCH 2/3] change load_image() reture type to ssize_t
From: |
Li Zhijian |
Subject: |
[Qemu-devel] [PATCH 2/3] change load_image() reture type to ssize_t |
Date: |
Mon, 12 Nov 2018 15:45:29 +0800 |
This patch allow load_iamge to load >=2G file
Signed-off-by: Li Zhijian <address@hidden>
---
hw/core/loader.c | 5 +++--
include/hw/loader.h | 2 +-
2 files changed, 4 insertions(+), 3 deletions(-)
diff --git a/hw/core/loader.c b/hw/core/loader.c
index aa0b3fc..0d53229 100644
--- a/hw/core/loader.c
+++ b/hw/core/loader.c
@@ -75,9 +75,10 @@ int64_t get_image_size(const char *filename)
/* return the size or -1 if error */
/* deprecated, because caller does not specify buffer size! */
-int load_image(const char *filename, uint8_t *addr)
+ssize_t load_image(const char *filename, uint8_t *addr)
{
- int fd, size;
+ int fd;
+ ssize_t size;
fd = open(filename, O_RDONLY | O_BINARY);
if (fd < 0)
return -1;
diff --git a/include/hw/loader.h b/include/hw/loader.h
index 67a0af8..49bb189 100644
--- a/include/hw/loader.h
+++ b/include/hw/loader.h
@@ -11,7 +11,7 @@
* On error, errno is also set as appropriate.
*/
int64_t get_image_size(const char *filename);
-int load_image(const char *filename, uint8_t *addr); /* deprecated */
+ssize_t load_image(const char *filename, uint8_t *addr); /* deprecated */
ssize_t load_image_size(const char *filename, void *addr, size_t size);
/**load_image_targphys_as:
--
2.7.4