1/*- |
2 * Copyright (c) 2014 Microsoft Corp. |
3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright 9 * notice unmodified, this list of conditions, and the following 10 * disclaimer. --- 6 unchanged lines hidden (view full) --- 17 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 18 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 19 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 20 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 21 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 22 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 23 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 24 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
25 * 26 * $FreeBSD: head/sys/dev/hyperv/utilities/hv_kvp.h 271493 2014-09-13 02:15:31Z delphij $ |
27 */ 28 29#ifndef _KVP_H 30#define _KVP_H 31 32/* |
33 * An implementation of HyperV key value pair (KVP) functionality for FreeBSD |
34 * 35 */ 36 37/* 38 * Maximum value size - used for both key names and value data, and includes 39 * any applicable NULL terminators. 40 * 41 * Note: This limit is somewhat arbitrary, but falls easily within what is --- 6 unchanged lines hidden (view full) --- 48 * 49 * Note: This value is used in defining the KVP exchange message - this value 50 * cannot be modified without affecting the message size and compatibility. 51 */ 52 53/* 54 * bytes, including any null terminators 55 */ |
56#define HV_KVP_EXCHANGE_MAX_VALUE_SIZE (2048) |
57 58 59/* 60 * Maximum key size - the registry limit for the length of an entry name 61 * is 256 characters, including the null terminator 62 */ |
63#define HV_KVP_EXCHANGE_MAX_KEY_SIZE (512) |
64 |
65 66/* 67 * In FreeBSD, we implement the KVP functionality in two components: 68 * 1) The kernel component which is packaged as part of the hv_utils driver 69 * is responsible for communicating with the host and responsible for 70 * implementing the host/guest protocol. 2) A user level daemon that is 71 * responsible for data gathering. 72 * --- 33 unchanged lines hidden (view full) --- 106 * The kernel component simply acts as a conduit for communication between the 107 * Windows host and the user-level daemon. The kernel component passes up the 108 * index received from the Host to the user-level daemon. If the index is 109 * valid (supported), the corresponding key as well as its 110 * value (both are strings) is returned. If the index is invalid 111 * (not supported), a NULL key string is returned. 112 */ 113 |
114 |
115/* 116 * Registry value types. 117 */ |
118#define HV_REG_SZ 1 119#define HV_REG_U32 4 120#define HV_REG_U64 8 |
121 |
122 |
123/* |
124 * Daemon code supporting IP injection. |
125 */ |
126#define HV_KVP_OP_REGISTER 4 |
127 |
128 129enum hv_kvp_exchg_op { 130 HV_KVP_OP_GET = 0, 131 HV_KVP_OP_SET, 132 HV_KVP_OP_DELETE, 133 HV_KVP_OP_ENUMERATE, 134 HV_KVP_OP_GET_IP_INFO, 135 HV_KVP_OP_SET_IP_INFO, --- 4 unchanged lines hidden (view full) --- 140 HV_KVP_POOL_EXTERNAL = 0, 141 HV_KVP_POOL_GUEST, 142 HV_KVP_POOL_AUTO, 143 HV_KVP_POOL_AUTO_EXTERNAL, 144 HV_KVP_POOL_AUTO_INTERNAL, 145 HV_KVP_POOL_COUNT /* Number of pools, must be last. */ 146}; 147 |
148 |
149/* 150 * Some Hyper-V status codes. 151 */ |
152#define HV_KVP_S_OK 0x00000000 153#define HV_KVP_E_FAIL 0x80004005 154#define HV_KVP_S_CONT 0x80070103 155#define HV_ERROR_NOT_SUPPORTED 0x80070032 156#define HV_ERROR_MACHINE_LOCKED 0x800704F7 157#define HV_ERROR_DEVICE_NOT_CONNECTED 0x8007048F 158#define HV_INVALIDARG 0x80070057 159#define HV_KVP_GUID_NOTFOUND 0x80041002 |
160 |
161#define ADDR_FAMILY_NONE 0x00 162#define ADDR_FAMILY_IPV4 0x01 163#define ADDR_FAMILY_IPV6 0x02 |
164 |
165#define MAX_ADAPTER_ID_SIZE 128 166#define MAX_IP_ADDR_SIZE 1024 167#define MAX_GATEWAY_SIZE 512 |
168 169 170struct hv_kvp_ipaddr_value { |
171 uint16_t adapter_id[MAX_ADAPTER_ID_SIZE]; 172 uint8_t addr_family; 173 uint8_t dhcp_enabled; 174 uint16_t ip_addr[MAX_IP_ADDR_SIZE]; 175 uint16_t sub_net[MAX_IP_ADDR_SIZE]; 176 uint16_t gate_way[MAX_GATEWAY_SIZE]; 177 uint16_t dns_addr[MAX_IP_ADDR_SIZE]; 178}__attribute__((packed)); |
179 |
180struct hv_kvp_hdr { |
181 uint8_t operation; 182 uint8_t pool; |
183 uint16_t pad; 184} __attribute__((packed)); 185 186struct hv_kvp_exchg_msg_value { 187 uint32_t value_type; 188 uint32_t key_size; 189 uint32_t value_size; |
190 uint8_t key[HV_KVP_EXCHANGE_MAX_KEY_SIZE]; |
191 union { |
192 uint8_t value[HV_KVP_EXCHANGE_MAX_VALUE_SIZE]; |
193 uint32_t value_u32; 194 uint64_t value_u64; 195 } msg_value; 196} __attribute__((packed)); 197 198struct hv_kvp_msg_enumerate { 199 uint32_t index; 200 struct hv_kvp_exchg_msg_value data; --- 13 unchanged lines hidden (view full) --- 214} __attribute__((packed)); 215 216struct hv_kvp_register { 217 uint8_t version[HV_KVP_EXCHANGE_MAX_KEY_SIZE]; 218} __attribute__((packed)); 219 220struct hv_kvp_msg { 221 union { |
222 struct hv_kvp_hdr kvp_hdr; 223 uint32_t error; |
224 } hdr; 225 union { |
226 struct hv_kvp_msg_get kvp_get; 227 struct hv_kvp_msg_set kvp_set; |
228 struct hv_kvp_msg_delete kvp_delete; 229 struct hv_kvp_msg_enumerate kvp_enum_data; |
230 struct hv_kvp_ipaddr_value kvp_ip_val; 231 struct hv_kvp_register kvp_register; |
232 } body; 233} __attribute__((packed)); 234 235struct hv_kvp_ip_msg { 236 uint8_t operation; 237 uint8_t pool; 238 struct hv_kvp_ipaddr_value kvp_ip_val; 239} __attribute__((packed)); 240 |
241 |
242#define HV_SHUT_DOWN 0 243#define HV_TIME_SYNCH 1 244#define HV_HEART_BEAT 2 245#define HV_KVP 3 246#define HV_MAX_UTIL_SERVICES 4 |
247 |
248#define HV_WLTIMEDELTA 116444736000000000L /* in 100ns unit */ 249#define HV_ICTIMESYNCFLAG_PROBE 0 250#define HV_ICTIMESYNCFLAG_SYNC 1 251#define HV_ICTIMESYNCFLAG_SAMPLE 2 252#define HV_NANO_SEC_PER_SEC 1000000000 |
253 |
254#endif /* _KVP_H */ |