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-rw-r--r--hw/core/loader.c21
1 files changed, 21 insertions, 0 deletions
diff --git a/hw/core/loader.c b/hw/core/loader.c
index 87287b6510..5f3a8598c5 100644
--- a/hw/core/loader.c
+++ b/hw/core/loader.c
@@ -89,6 +89,27 @@ int load_image(const char *filename, uint8_t *addr)
return size;
}
+/* return the size or -1 if error */
+ssize_t load_image_size(const char *filename, void *addr, size_t size)
+{
+ int fd;
+ ssize_t actsize;
+
+ fd = open(filename, O_RDONLY | O_BINARY);
+ if (fd < 0) {
+ return -1;
+ }
+
+ actsize = read(fd, addr, size);
+ if (actsize < 0) {
+ close(fd);
+ return -1;
+ }
+ close(fd);
+
+ return actsize;
+}
+
/* read()-like version */
ssize_t read_targphys(const char *name,
int fd, hwaddr dst_addr, size_t nbytes)