| 1 | /*
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| 2 | Unix SMB/CIFS implementation.
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| 3 |
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| 4 | structures for WINS replication client library
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| 5 |
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| 6 | Copyright (C) Andrew Tridgell 2005
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| 7 |
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| 8 | This program is free software; you can redistribute it and/or modify
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| 9 | it under the terms of the GNU General Public License as published by
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| 10 | the Free Software Foundation; either version 3 of the License, or
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| 11 | (at your option) any later version.
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| 12 |
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| 13 | This program is distributed in the hope that it will be useful,
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| 14 | but WITHOUT ANY WARRANTY; without even the implied warranty of
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| 15 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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| 16 | GNU General Public License for more details.
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| 17 |
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| 18 | You should have received a copy of the GNU General Public License
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| 19 | along with this program. If not, see <http://www.gnu.org/licenses/>.
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| 20 | */
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| 21 |
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| 22 | #include "librpc/gen_ndr/nbt.h"
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| 23 | #include "librpc/gen_ndr/winsrepl.h"
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| 24 |
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| 25 | /*
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| 26 | main context structure for the wins replication client library
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| 27 | */
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| 28 | struct wrepl_socket {
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| 29 | struct socket_context *sock;
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| 30 | struct packet_context *packet;
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| 31 |
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| 32 | struct {
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| 33 | struct tevent_context *ctx;
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| 34 | struct tevent_fd *fde;
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| 35 | } event;
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| 36 |
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| 37 | /* a queue of replies waiting to be received */
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| 38 | struct wrepl_request *recv_queue;
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| 39 |
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| 40 | /* the default timeout for requests, 0 means no timeout */
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| 41 | #define WREPL_SOCKET_REQUEST_TIMEOUT (60)
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| 42 | uint32_t request_timeout;
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| 43 |
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| 44 | /* counter for request timeouts, after 2 timeouts the socket is marked as dead */
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| 45 | uint32_t timeout_count;
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| 46 |
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| 47 | /* remember is the socket is dead */
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| 48 | bool dead;
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| 49 |
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| 50 | /* remember if we need to free the wrepl_socket at the end of wrepl_socket_dead() */
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| 51 | bool free_skipped;
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| 52 |
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| 53 | struct smb_iconv_convenience *iconv_convenience;
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| 54 | };
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| 55 |
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| 56 | struct wrepl_send_ctrl {
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| 57 | bool send_only;
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| 58 | bool disconnect_after_send;
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| 59 | };
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| 60 |
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| 61 | enum wrepl_request_state {
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| 62 | WREPL_REQUEST_INIT = 0,
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| 63 | WREPL_REQUEST_RECV = 1,
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| 64 | WREPL_REQUEST_DONE = 2,
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| 65 | WREPL_REQUEST_ERROR = 3
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| 66 | };
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| 67 |
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| 68 | /*
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| 69 | a WINS replication request
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| 70 | */
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| 71 | struct wrepl_request {
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| 72 | struct wrepl_request *next, *prev;
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| 73 | struct wrepl_socket *wrepl_socket;
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| 74 |
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| 75 | enum wrepl_request_state state;
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| 76 | bool trigger;
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| 77 | NTSTATUS status;
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| 78 |
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| 79 | struct tevent_timer *te;
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| 80 |
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| 81 | struct wrepl_packet *packet;
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| 82 |
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| 83 | struct {
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| 84 | void (*fn)(struct wrepl_request *);
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| 85 | void *private_data;
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| 86 | } async;
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| 87 | };
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| 88 |
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| 89 |
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| 90 | /*
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| 91 | setup an association
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| 92 | */
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| 93 | struct wrepl_associate {
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| 94 | struct {
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| 95 | uint32_t assoc_ctx;
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| 96 | uint16_t major_version;
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| 97 | } out;
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| 98 | };
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| 99 |
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| 100 | /*
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| 101 | setup an association
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| 102 | */
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| 103 | struct wrepl_associate_stop {
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| 104 | struct {
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| 105 | uint32_t assoc_ctx;
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| 106 | uint32_t reason;
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| 107 | } in;
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| 108 | };
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| 109 |
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| 110 | /*
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| 111 | pull the partner table
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| 112 | */
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| 113 | struct wrepl_pull_table {
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| 114 | struct {
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| 115 | uint32_t assoc_ctx;
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| 116 | } in;
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| 117 | struct {
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| 118 | uint32_t num_partners;
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| 119 | struct wrepl_wins_owner *partners;
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| 120 | } out;
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| 121 | };
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| 122 |
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| 123 | #define WREPL_NAME_TYPE(flags) (flags & WREPL_FLAGS_RECORD_TYPE)
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| 124 | #define WREPL_NAME_STATE(flags) ((flags & WREPL_FLAGS_RECORD_STATE)>>2)
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| 125 | #define WREPL_NAME_NODE(flags) ((flags & WREPL_FLAGS_NODE_TYPE)>>5)
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| 126 | #define WREPL_NAME_IS_STATIC(flags) ((flags & WREPL_FLAGS_IS_STATIC)?true:false)
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| 127 |
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| 128 | #define WREPL_NAME_FLAGS(type, state, node, is_static) \
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| 129 | (type | (state << 2) | (node << 5) | \
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| 130 | (is_static ? WREPL_FLAGS_IS_STATIC : 0))
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| 131 |
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| 132 | /*
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| 133 | a full pull replication
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| 134 | */
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| 135 | struct wrepl_pull_names {
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| 136 | struct {
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| 137 | uint32_t assoc_ctx;
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| 138 | struct wrepl_wins_owner partner;
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| 139 | } in;
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| 140 | struct {
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| 141 | uint32_t num_names;
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| 142 | struct wrepl_name {
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| 143 | struct nbt_name name;
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| 144 | enum wrepl_name_type type;
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| 145 | enum wrepl_name_state state;
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| 146 | enum wrepl_name_node node;
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| 147 | bool is_static;
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| 148 | uint32_t raw_flags;
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| 149 | uint64_t version_id;
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| 150 | const char *owner;
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| 151 | uint32_t num_addresses;
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| 152 | struct wrepl_address {
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| 153 | const char *owner;
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| 154 | const char *address;
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| 155 | } *addresses;
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| 156 | } *names;
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| 157 | } out;
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| 158 | };
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| 159 |
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| 160 | struct resolve_context;
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| 161 |
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| 162 | #include "libcli/wrepl/winsrepl_proto.h"
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