| 1 | /*
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| 2 | * Copyright (c) 1999, 2000
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| 3 | * Intel Corporation.
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| 4 | * All rights reserved.
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| 5 | *
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| 6 | * Redistribution and use in source and binary forms, with or without modification,
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| 7 | * are permitted provided that the following conditions are met:
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| 8 | *
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| 9 | * 1. Redistributions of source code must retain the above copyright notice,
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| 10 | * this list of conditions and the following disclaimer.
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| 11 | *
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| 12 | * 2. Redistributions in binary form must reproduce the above copyright notice,
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| 13 | * this list of conditions and the following disclaimer in the documentation
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| 14 | * and/or other materials provided with the distribution.
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| 15 | *
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| 16 | * 3. All advertising materials mentioning features or use of this software must
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| 17 | * display the following acknowledgement:
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| 18 | *
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| 19 | * This product includes software developed by Intel Corporation and its
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| 20 | * contributors.
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| 21 | *
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| 22 | * 4. Neither the name of Intel Corporation or its contributors may be used to
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| 23 | * endorse or promote products derived from this software without specific
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| 24 | * prior written permission.
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| 25 | *
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| 26 | * THIS SOFTWARE IS PROVIDED BY INTEL CORPORATION AND CONTRIBUTORS ``AS IS'' AND
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| 27 | * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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| 28 | * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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| 29 | * DISCLAIMED. IN NO EVENT SHALL INTEL CORPORATION OR CONTRIBUTORS BE LIABLE FOR
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| 30 | * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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| 31 | * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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| 32 | * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
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| 33 | * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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| 34 | * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
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| 35 | * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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| 36 | *
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| 37 | */
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| 38 |
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| 39 | #include <stdlib.h>
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| 40 | #include <string.h>
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| 41 | #include <unistd.h>
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| 42 |
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| 43 | /*++
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| 44 |
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| 45 | Module Name:
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| 46 |
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| 47 | gethostname.c
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| 48 |
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| 49 | Abstract:
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| 50 |
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| 51 | Map FreeBSD gethostname call to EFI Interface
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| 52 |
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| 53 |
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| 54 | Revision History
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| 55 |
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| 56 | --*/
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| 57 |
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| 58 | int
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| 59 | gethostname(
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| 60 | char *name,
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| 61 | size_t namelen
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| 62 | )
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| 63 | /*++
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| 64 |
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| 65 | Routine Description:
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| 66 |
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| 67 | Get the hostname for this system.
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| 68 |
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| 69 | Arguments:
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| 70 |
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| 71 | name - Pointer to storage for hostname.
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| 72 | namelen - Length of name
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| 73 |
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| 74 | Returns:
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| 75 |
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| 76 | 0 on success, -1 if not set
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| 77 |
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| 78 | --*/
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| 79 | {
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| 80 | char *pHost;
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| 81 |
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| 82 | pHost = getenv ("HOSTNAME");
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| 83 |
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| 84 | if ( pHost == NULL ) {
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| 85 | *name = 0;
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| 86 | } else {
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| 87 | strncpy (name, pHost, namelen);
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| 88 | name[namelen-1] = 0;
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| 89 | }
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| 90 |
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| 91 | return (0);
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| 92 | }
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