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author | Frank Blaschka <frank.blaschka@de.ibm.com> | 2011-08-08 01:33:49 +0000 |
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committer | David S. Miller <davem@davemloft.net> | 2011-08-13 01:10:15 -0700 |
commit | 96d042a68bc204c1d39abd71dcb29d9fcb1601ce (patch) | |
tree | 3d57c3b508d2d7b9a252ab4c04349b85c03876fc | |
parent | 99558ea93ce885ab191df2bf8ef964880e3b34a7 (diff) | |
download | blackbird-op-linux-96d042a68bc204c1d39abd71dcb29d9fcb1601ce.tar.gz blackbird-op-linux-96d042a68bc204c1d39abd71dcb29d9fcb1601ce.zip |
iucv: introduce loadable iucv interface
This patch adds a symbol to dynamically load iucv functions.
Signed-off-by: Frank Blaschka <frank.blaschka@de.ibm.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
-rw-r--r-- | include/net/iucv/iucv.h | 36 | ||||
-rw-r--r-- | net/iucv/iucv.c | 23 |
2 files changed, 58 insertions, 1 deletions
diff --git a/include/net/iucv/iucv.h b/include/net/iucv/iucv.h index 1121baa9f695..0894ced31957 100644 --- a/include/net/iucv/iucv.h +++ b/include/net/iucv/iucv.h @@ -120,7 +120,7 @@ struct iucv_message { u32 reply_size; u8 rmmsg[8]; u8 flags; -}; +} __packed; /* * struct iucv_handler @@ -459,3 +459,37 @@ int __iucv_message_send(struct iucv_path *path, struct iucv_message *msg, int iucv_message_send2way(struct iucv_path *path, struct iucv_message *msg, u8 flags, u32 srccls, void *buffer, size_t size, void *answer, size_t asize, size_t *residual); + +struct iucv_interface { + int (*message_receive)(struct iucv_path *path, struct iucv_message *msg, + u8 flags, void *buffer, size_t size, size_t *residual); + int (*__message_receive)(struct iucv_path *path, + struct iucv_message *msg, u8 flags, void *buffer, size_t size, + size_t *residual); + int (*message_reply)(struct iucv_path *path, struct iucv_message *msg, + u8 flags, void *reply, size_t size); + int (*message_reject)(struct iucv_path *path, struct iucv_message *msg); + int (*message_send)(struct iucv_path *path, struct iucv_message *msg, + u8 flags, u32 srccls, void *buffer, size_t size); + int (*__message_send)(struct iucv_path *path, struct iucv_message *msg, + u8 flags, u32 srccls, void *buffer, size_t size); + int (*message_send2way)(struct iucv_path *path, + struct iucv_message *msg, u8 flags, u32 srccls, void *buffer, + size_t size, void *answer, size_t asize, size_t *residual); + int (*message_purge)(struct iucv_path *path, struct iucv_message *msg, + u32 srccls); + int (*path_accept)(struct iucv_path *path, struct iucv_handler *handler, + u8 userdata[16], void *private); + int (*path_connect)(struct iucv_path *path, + struct iucv_handler *handler, + u8 userid[8], u8 system[8], u8 userdata[16], void *private); + int (*path_quiesce)(struct iucv_path *path, u8 userdata[16]); + int (*path_resume)(struct iucv_path *path, u8 userdata[16]); + int (*path_sever)(struct iucv_path *path, u8 userdata[16]); + int (*iucv_register)(struct iucv_handler *handler, int smp); + void (*iucv_unregister)(struct iucv_handler *handler, int smp); + struct bus_type *bus; + struct device *root; +}; + +extern struct iucv_interface iucv_if; diff --git a/net/iucv/iucv.c b/net/iucv/iucv.c index 075a3808aa40..403be43b793d 100644 --- a/net/iucv/iucv.c +++ b/net/iucv/iucv.c @@ -1974,6 +1974,27 @@ out: return rc; } +struct iucv_interface iucv_if = { + .message_receive = iucv_message_receive, + .__message_receive = __iucv_message_receive, + .message_reply = iucv_message_reply, + .message_reject = iucv_message_reject, + .message_send = iucv_message_send, + .__message_send = __iucv_message_send, + .message_send2way = iucv_message_send2way, + .message_purge = iucv_message_purge, + .path_accept = iucv_path_accept, + .path_connect = iucv_path_connect, + .path_quiesce = iucv_path_quiesce, + .path_resume = iucv_path_resume, + .path_sever = iucv_path_sever, + .iucv_register = iucv_register, + .iucv_unregister = iucv_unregister, + .bus = NULL, + .root = NULL, +}; +EXPORT_SYMBOL(iucv_if); + /** * iucv_init * @@ -2038,6 +2059,8 @@ static int __init iucv_init(void) rc = bus_register(&iucv_bus); if (rc) goto out_reboot; + iucv_if.root = iucv_root; + iucv_if.bus = &iucv_bus; return 0; out_reboot: |