[Qemu-devel] [PATCH 1/4] savevm: introduce little endian variants of savevm routines

[Anthony Liguori]

Signed-off-by: Anthony Liguori <aligu...@us.ibm.com>
---
 qemu-file.h |  7 +++++++
 savevm.c    | 45 +++++++++++++++++++++++++++++++++++++++++++++
 2 files changed, 52 insertions(+)

diff --git a/qemu-file.h b/qemu-file.h
index d64bdbb..ac5286c 100644
--- a/qemu-file.h
+++ b/qemu-file.h
@@ -94,6 +94,9 @@ static inline void qemu_put_ubyte(QEMUFile *f, unsigned int v)
 void qemu_put_be16(QEMUFile *f, unsigned int v);
 void qemu_put_be32(QEMUFile *f, unsigned int v);
 void qemu_put_be64(QEMUFile *f, uint64_t v);
+void qemu_put_le16(QEMUFile *f, unsigned int v);
+void qemu_put_le32(QEMUFile *f, unsigned int v);
+void qemu_put_le64(QEMUFile *f, uint64_t v);
 int qemu_get_buffer(QEMUFile *f, uint8_t *buf, int size);
 int qemu_get_byte(QEMUFile *f);
 
@@ -108,6 +111,10 @@ unsigned int qemu_get_be16(QEMUFile *f);
 unsigned int qemu_get_be32(QEMUFile *f);
 uint64_t qemu_get_be64(QEMUFile *f);
 
+unsigned int qemu_get_le16(QEMUFile *f);
+unsigned int qemu_get_le32(QEMUFile *f);
+uint64_t qemu_get_le64(QEMUFile *f);
+
 int qemu_file_rate_limit(QEMUFile *f);
 int64_t qemu_file_set_rate_limit(QEMUFile *f, int64_t new_rate);
 int64_t qemu_file_get_rate_limit(QEMUFile *f);
diff --git a/savevm.c b/savevm.c
index 5d04d59..f6ae0ba 100644
--- a/savevm.c
+++ b/savevm.c
@@ -749,6 +749,26 @@ void qemu_put_be64(QEMUFile *f, uint64_t v)
     qemu_put_be32(f, v);
 }
 
+void qemu_put_le16(QEMUFile *f, unsigned int v)
+{
+    qemu_put_byte(f, v);
+    qemu_put_byte(f, v >> 8);
+}
+
+void qemu_put_le32(QEMUFile *f, unsigned int v)
+{
+    qemu_put_byte(f, v);
+    qemu_put_byte(f, v >> 8);
+    qemu_put_byte(f, v >> 16);
+    qemu_put_byte(f, v >> 24);
+}
+
+void qemu_put_le64(QEMUFile *f, uint64_t v)
+{
+    qemu_put_be32(f, v);
+    qemu_put_be32(f, v >> 32);
+}
+
 unsigned int qemu_get_be16(QEMUFile *f)
 {
     unsigned int v;
@@ -775,6 +795,31 @@ uint64_t qemu_get_be64(QEMUFile *f)
     return v;
 }
 
+unsigned int qemu_get_le16(QEMUFile *f)
+{
+    unsigned int v;
+    v = qemu_get_byte(f);
+    v |= qemu_get_byte(f) << 8;
+    return v;
+}
+
+unsigned int qemu_get_le32(QEMUFile *f)
+{
+    unsigned int v;
+    v = qemu_get_byte(f);
+    v |= qemu_get_byte(f) << 8;
+    v |= qemu_get_byte(f) << 16;
+    v |= qemu_get_byte(f) << 24;
+    return v;
+}
+
+uint64_t qemu_get_le64(QEMUFile *f)
+{
+    uint64_t v;
+    v = qemu_get_be32(f);
+    v |= (uint64_t)qemu_get_be32(f) << 32;
+    return v;
+}
 
 /* timer */
 
-- 
1.8.0