Commit 82469aae authored by Greg Kurz's avatar Greg Kurz
Browse files

tests: virtio-9p: add LOPEN operation test 



Trivial test of a successful open.

Signed-off-by: default avatarGreg Kurz <groug@kaod.org>
Reviewed-by: default avatarStefan Hajnoczi <stefanha@redhat.com>
parent 2893ddd5

hw/9pfs/9p-synth.c

+5 −0
Original line number Diff line number Diff line
@@ -541,6 +541,11 @@ static int synth_init(FsContext *ctx, Error **errp) 
            assert(!ret);

            g_free(name);

        }



        /* File for LOPEN test */

        ret = qemu_v9fs_synth_add_file(NULL, 0, QTEST_V9FS_SYNTH_LOPEN_FILE,

                                       NULL, NULL, ctx);

        assert(!ret);

    }



    return 0;

hw/9pfs/9p-synth.h

+1 −0
Original line number Diff line number Diff line
@@ -52,5 +52,6 @@ int qemu_v9fs_synth_add_file(V9fsSynthNode *parent, int mode, 
/* qtest stuff */



#define QTEST_V9FS_SYNTH_WALK_FILE "WALK%d"

#define QTEST_V9FS_SYNTH_LOPEN_FILE "LOPEN"



#endif

tests/virtio-9p-test.c

+47 −0
Original line number Diff line number Diff line
@@ -238,6 +238,7 @@ static const char *rmessage_name(uint8_t id) 
        id == P9_RVERSION ? "RVERSION" :

        id == P9_RATTACH ? "RATTACH" :

        id == P9_RWALK ? "RWALK" :

        id == P9_RLOPEN ? "RLOPEN" :

        "<unknown>";

}
@@ -389,6 +390,34 @@ static void v9fs_rwalk(P9Req *req, uint16_t *nwqid, v9fs_qid **wqid) 
    v9fs_req_free(req);

}



/* size[4] Tlopen tag[2] fid[4] flags[4] */

static P9Req *v9fs_tlopen(QVirtIO9P *v9p, uint32_t fid, uint32_t flags,

                          uint16_t tag)

{

    P9Req *req;



    req = v9fs_req_init(v9p,  4 + 4, P9_TLOPEN, tag);

    v9fs_uint32_write(req, fid);

    v9fs_uint32_write(req, flags);

    v9fs_req_send(req);

    return req;

}



/* size[4] Rlopen tag[2] qid[13] iounit[4] */

static void v9fs_rlopen(P9Req *req, v9fs_qid *qid, uint32_t *iounit)

{

    v9fs_req_recv(req, P9_RLOPEN);

    if (qid) {

        v9fs_memread(req, qid, 13);

    } else {

        v9fs_memskip(req, 13);

    }

    if (iounit) {

        v9fs_uint32_read(req, iounit);

    }

    v9fs_req_free(req);

}



static void fs_version(QVirtIO9P *v9p)

{

    const char *version = "9P2000.L";
@@ -478,6 +507,23 @@ static void fs_walk_dotdot(QVirtIO9P *v9p) 
    g_free(wnames[0]);

}



static void fs_lopen(QVirtIO9P *v9p)

{

    char *const wnames[] = { g_strdup(QTEST_V9FS_SYNTH_LOPEN_FILE) };

    P9Req *req;



    fs_attach(v9p);

    req = v9fs_twalk(v9p, 0, 1, 1, wnames, 0);

    v9fs_req_wait_for_reply(req);

    v9fs_rwalk(req, NULL, NULL);



    req = v9fs_tlopen(v9p, 1, O_WRONLY, 0);

    v9fs_req_wait_for_reply(req);

    v9fs_rlopen(req, NULL, NULL);



    g_free(wnames[0]);

}



typedef void (*v9fs_test_fn)(QVirtIO9P *v9p);



static void v9fs_run_pci_test(gconstpointer data)
@@ -507,6 +553,7 @@ int main(int argc, char **argv) 
    v9fs_qtest_pci_add("/virtio/9p/pci/fs/walk/no_slash", fs_walk_no_slash);

    v9fs_qtest_pci_add("/virtio/9p/pci/fs/walk/dotdot_from_root",

                       fs_walk_dotdot);

    v9fs_qtest_pci_add("/virtio/9p/pci/fs/lopen/basic", fs_lopen);



    return g_test_run();

}