| 1 | /** @file
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| 2 | The head file of iSCSI DHCP4 related configuration routines.
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| 3 |
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| 4 | Copyright (c) 2004 - 2010, Intel Corporation. All rights reserved.<BR>
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| 5 | This program and the accompanying materials
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| 6 | are licensed and made available under the terms and conditions of the BSD License
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| 7 | which accompanies this distribution. The full text of the license may be found at
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| 8 | http://opensource.org/licenses/bsd-license.php
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| 9 |
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| 10 | THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
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| 11 | WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
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| 12 |
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| 13 | **/
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| 14 |
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| 15 | #ifndef _ISCSI_DHCP_H_
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| 16 | #define _ISCSI_DHCP_H_
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| 17 |
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| 18 |
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| 19 | #define DHCP4_TAG_PARA_LIST 55
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| 20 | #define DHCP4_TAG_NETMASK 1
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| 21 | #define DHCP4_TAG_ROUTER 3
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| 22 | #define DHCP4_TAG_DNS 6
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| 23 | #define DHCP4_TAG_SERVER_ID 54
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| 24 | #define DHCP4_TAG_ROOT_PATH 17
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| 25 | #define ISCSI_ROOT_PATH_ID "iscsi:"
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| 26 | #define ISCSI_ROOT_PATH_FIELD_DELIMITER ':'
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| 27 |
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| 28 | #define RP_FIELD_IDX_SERVERNAME 0
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| 29 | #define RP_FIELD_IDX_PROTOCOL 1
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| 30 | #define RP_FIELD_IDX_PORT 2
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| 31 | #define RP_FIELD_IDX_LUN 3
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| 32 | #define RP_FIELD_IDX_TARGETNAME 4
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| 33 | #define RP_FIELD_IDX_MAX 5
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| 34 |
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| 35 | typedef struct _ISCSI_ATTEMPT_CONFIG_NVDATA ISCSI_ATTEMPT_CONFIG_NVDATA;
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| 36 |
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| 37 | typedef struct _ISCSI_ROOT_PATH_FIELD {
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| 38 | CHAR8 *Str;
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| 39 | UINT8 Len;
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| 40 | } ISCSI_ROOT_PATH_FIELD;
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| 41 |
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| 42 | /**
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| 43 | Parse the DHCP ACK to get the address configuration and DNS information.
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| 44 |
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| 45 | @param[in] Image The handle of the driver image.
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| 46 | @param[in] Controller The handle of the controller.
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| 47 | @param[in, out] ConfigData The attempt configuration data.
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| 48 |
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| 49 | @retval EFI_SUCCESS The DNS information is got from the DHCP ACK.
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| 50 | @retval EFI_OUT_OF_RESOURCES Failed to allocate memory.
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| 51 | @retval EFI_NO_MEDIA There was a media error.
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| 52 | @retval Others Other errors as indicated.
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| 53 |
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| 54 | **/
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| 55 | EFI_STATUS
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| 56 | IScsiDoDhcp (
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| 57 | IN EFI_HANDLE Image,
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| 58 | IN EFI_HANDLE Controller,
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| 59 | IN OUT ISCSI_ATTEMPT_CONFIG_NVDATA *ConfigData
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| 60 | );
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| 61 |
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| 62 | #endif
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