[Qemu-devel] [PATCH] Make nbd-tester-client use FIXED_NEWSTYLE negotiation

[Alex Bligh]

Signed-off-by: Alex Bligh <address@hidden>
---
 tests/run/nbd-tester-client.c | 12 ++++++++----
 1 file changed, 8 insertions(+), 4 deletions(-)

diff --git a/tests/run/nbd-tester-client.c b/tests/run/nbd-tester-client.c
index 06396a7..1b99fa8 100644
--- a/tests/run/nbd-tester-client.c
+++ b/tests/run/nbd-tester-client.c
@@ -342,6 +342,8 @@ int setup_connection_common(int sock, char* name, 
CONNECTION_TYPE ctype, int* se
        u64 tmp64;
        uint64_t mymagic = (name ? opts_magic : cliserv_magic);
        uint32_t tmp32 = 0;
+       uint16_t handshakeflags = 0;
+       uint32_t negotiationflags = 0;
 
        if(ctype<CONNECTION_TYPE_INIT_PASSWD)
                goto end;
@@ -370,10 +372,12 @@ int setup_connection_common(int sock, char* name, 
CONNECTION_TYPE ctype, int* se
                READ_ALL_ERRCHK(sock, buf, 128, err, "Could not read data: %s", 
strerror(errno));
                goto end;
        }
-       /* flags */
-       READ_ALL_ERRCHK(sock, buf, sizeof(uint16_t), err, "Could not read 
reserved field: %s", strerror(errno));
-       /* reserved field */
-       WRITE_ALL_ERRCHK(sock, &tmp32, sizeof(tmp32), err, "Could not write 
reserved field: %s", strerror(errno));
+       /* handshake flags */
+       READ_ALL_ERRCHK(sock, &handshakeflags, sizeof(handshakeflags), err, 
"Could not read reserved field: %s", strerror(errno));
+       /* negotiation flags */
+       if (handshakeflags & NBD_FLAG_FIXED_NEWSTYLE)
+               negotiationflags |= NBD_FLAG_C_FIXED_NEWSTYLE;
+       WRITE_ALL_ERRCHK(sock, &negotiationflags, sizeof(negotiationflags), 
err, "Could not write reserved field: %s", strerror(errno));
        /* magic */
        tmp64 = htonll(opts_magic);
        WRITE_ALL_ERRCHK(sock, &tmp64, sizeof(tmp64), err, "Could not write 
magic: %s", strerror(errno));
-- 
1.9.1