| 1 | /*
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| 2 | Unix SMB/CIFS implementation.
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| 3 |
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| 4 | process model manager - structures
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| 5 |
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| 6 | Copyright (C) Andrew Tridgell 1992-2005
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| 7 | Copyright (C) James J Myers 2003 <myersjj@samba.org>
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| 8 | Copyright (C) Stefan (metze) Metzmacher 2004-2005
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| 9 |
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| 10 | This program is free software; you can redistribute it and/or modify
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| 11 | it under the terms of the GNU General Public License as published by
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| 12 | the Free Software Foundation; either version 3 of the License, or
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| 13 | (at your option) any later version.
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| 14 |
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| 15 | This program is distributed in the hope that it will be useful,
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| 16 | but WITHOUT ANY WARRANTY; without even the implied warranty of
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| 17 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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| 18 | GNU General Public License for more details.
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| 19 |
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| 20 | You should have received a copy of the GNU General Public License
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| 21 | along with this program. If not, see <http://www.gnu.org/licenses/>.
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| 22 | */
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| 23 |
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| 24 | #ifndef __PROCESS_MODEL_H__
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| 25 | #define __PROCESS_MODEL_H__
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| 26 |
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| 27 | #include "lib/socket/socket.h"
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| 28 | #include "smbd/service.h"
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| 29 |
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| 30 | /* modules can use the following to determine if the interface has changed
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| 31 | * please increment the version number after each interface change
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| 32 | * with a comment and maybe update struct process_model_critical_sizes.
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| 33 | */
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| 34 | /* version 1 - initial version - metze */
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| 35 | #define PROCESS_MODEL_VERSION 1
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| 36 |
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| 37 | /* the process model operations structure - contains function pointers to
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| 38 | the model-specific implementations of each operation */
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| 39 | struct model_ops {
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| 40 | /* the name of the process_model */
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| 41 | const char *name;
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| 42 |
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| 43 | /* called at startup when the model is selected */
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| 44 | void (*model_init)(struct tevent_context *);
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| 45 |
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| 46 | /* function to accept new connection */
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| 47 | void (*accept_connection)(struct tevent_context *,
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| 48 | struct loadparm_context *,
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| 49 | struct socket_context *,
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| 50 | void (*)(struct tevent_context *,
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| 51 | struct loadparm_context *,
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| 52 | struct socket_context *,
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| 53 | struct server_id , void *),
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| 54 | void *);
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| 55 |
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| 56 | /* function to create a task */
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| 57 | void (*new_task)(struct tevent_context *,
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| 58 | struct loadparm_context *lp_ctx,
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| 59 | const char *service_name,
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| 60 | void (*)(struct tevent_context *,
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| 61 | struct loadparm_context *, struct server_id,
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| 62 | void *),
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| 63 | void *);
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| 64 |
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| 65 | /* function to terminate a connection or task */
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| 66 | void (*terminate)(struct tevent_context *, struct loadparm_context *lp_ctx,
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| 67 | const char *reason);
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| 68 |
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| 69 | /* function to set a title for the connection or task */
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| 70 | void (*set_title)(struct tevent_context *, const char *title);
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| 71 | };
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| 72 |
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| 73 | /* this structure is used by modules to determine the size of some critical types */
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| 74 | struct process_model_critical_sizes {
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| 75 | int interface_version;
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| 76 | int sizeof_model_ops;
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| 77 | };
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| 78 |
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| 79 | extern const struct model_ops single_ops;
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| 80 |
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| 81 | const struct model_ops *process_model_startup(struct tevent_context *ev, const char *model);
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| 82 | NTSTATUS register_process_model(const void *_ops);
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| 83 | NTSTATUS process_model_init(struct loadparm_context *lp_ctx);
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| 84 |
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| 85 | #endif /* __PROCESS_MODEL_H__ */
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