pyldb: avoid segfault when adding an element with no name

[sfrench/samba-autobuild/.git] / examples / VFS / skel_opaque.c

diff --git a/examples/VFS/skel_opaque.c b/examples/VFS/skel_opaque.c
index 6fc4d58022e13c335ea1f96aaf0ad1723ada9623..6510ef30d6f5087183f48ca370b6ebaf3e4073c9 100644 (file)
--- a/examples/VFS/skel_opaque.c
+++ b/examples/VFS/skel_opaque.c
@@ -22,6 +22,7 @@
  */
 
 #include "../source3/include/includes.h"
+#include "lib/util/tevent_unix.h"
 #include "lib/util/tevent_ntstatus.h"
 
 /* PLEASE,PLEASE READ THE VFS MODULES CHAPTER OF THE 
@@ -706,6 +707,51 @@ static NTSTATUS skel_get_dos_attributes(struct vfs_handle_struct *handle,
        return NT_STATUS_NOT_IMPLEMENTED;
 }
 
+struct skel_get_dos_attributes_state {
+       struct vfs_aio_state aio_state;
+       uint32_t dosmode;
+};
+
+static struct tevent_req *skel_get_dos_attributes_send(
+                       TALLOC_CTX *mem_ctx,
+                       struct tevent_context *ev,
+                       struct vfs_handle_struct *handle,
+                       files_struct *dir_fsp,
+                       struct smb_filename *smb_fname)
+{
+       struct tevent_req *req = NULL;
+       struct skel_get_dos_attributes_state *state = NULL;
+
+       req = tevent_req_create(mem_ctx, &state,
+                               struct skel_get_dos_attributes_state);
+       if (req == NULL) {
+               return NULL;
+       }
+
+       tevent_req_nterror(req, NT_STATUS_NOT_IMPLEMENTED);
+       return tevent_req_post(req, ev);
+}
+
+static NTSTATUS skel_get_dos_attributes_recv(struct tevent_req *req,
+                                            struct vfs_aio_state *aio_state,
+                                            uint32_t *dosmode)
+{
+       struct skel_get_dos_attributes_state *state =
+               tevent_req_data(req,
+               struct skel_get_dos_attributes_state);
+       NTSTATUS status;
+
+       if (tevent_req_is_nterror(req, &status)) {
+               tevent_req_received(req);
+               return status;
+       }
+
+       *aio_state = state->aio_state;
+       *dosmode = state->dosmode;
+       tevent_req_received(req);
+       return NT_STATUS_OK;
+}
+
 static NTSTATUS skel_fget_dos_attributes(struct vfs_handle_struct *handle,
                                struct files_struct *fsp,
                                uint32_t *dosmode)
@@ -818,6 +864,58 @@ static ssize_t skel_getxattr(vfs_handle_struct *handle,
        return -1;
 }
 
+struct skel_getxattrat_state {
+       struct vfs_aio_state aio_state;
+       ssize_t xattr_size;
+       uint8_t *xattr_value;
+};
+
+static struct tevent_req *skel_getxattrat_send(
+                       TALLOC_CTX *mem_ctx,
+                       struct tevent_context *ev,
+                       struct vfs_handle_struct *handle,
+                       files_struct *dir_fsp,
+                       const struct smb_filename *smb_fname,
+                       const char *xattr_name,
+                       size_t alloc_hint)
+{
+       struct tevent_req *req = NULL;
+       struct skel_getxattrat_state *state = NULL;
+
+       req = tevent_req_create(mem_ctx, &state,
+                               struct skel_getxattrat_state);
+       if (req == NULL) {
+               return NULL;
+       }
+
+       tevent_req_error(req, ENOSYS);
+       return tevent_req_post(req, ev);
+}
+
+static ssize_t skel_getxattrat_recv(struct tevent_req *req,
+                                   struct vfs_aio_state *aio_state,
+                                   TALLOC_CTX *mem_ctx,
+                                   uint8_t **xattr_value)
+{
+       struct skel_getxattrat_state *state = tevent_req_data(
+               req, struct skel_getxattrat_state);
+       ssize_t xattr_size;
+
+       if (tevent_req_is_unix_error(req, &aio_state->error)) {
+               tevent_req_received(req);
+               return -1;
+       }
+
+       *aio_state = state->aio_state;
+       xattr_size = state->xattr_size;
+       if (xattr_value != NULL) {
+               *xattr_value = talloc_move(mem_ctx, &state->xattr_value);
+       }
+
+       tevent_req_received(req);
+       return xattr_size;
+}
+
 static ssize_t skel_fgetxattr(vfs_handle_struct *handle,
                              struct files_struct *fsp, const char *name,
                              void *value, size_t size)
@@ -1015,6 +1113,8 @@ static struct vfs_fn_pointers skel_opaque_fns = {
 
        /* DOS attributes. */
        .get_dos_attributes_fn = skel_get_dos_attributes,
+       .get_dos_attributes_send_fn = skel_get_dos_attributes_send,
+       .get_dos_attributes_recv_fn = skel_get_dos_attributes_recv,
        .fget_dos_attributes_fn = skel_fget_dos_attributes,
        .set_dos_attributes_fn = skel_set_dos_attributes,
        .fset_dos_attributes_fn = skel_fset_dos_attributes,
@@ -1037,6 +1137,8 @@ static struct vfs_fn_pointers skel_opaque_fns = {
 
        /* EA operations. */
        .getxattr_fn = skel_getxattr,
+       .getxattrat_send_fn = skel_getxattrat_send,
+       .getxattrat_recv_fn = skel_getxattrat_recv,
        .fgetxattr_fn = skel_fgetxattr,
        .listxattr_fn = skel_listxattr,
        .flistxattr_fn = skel_flistxattr,