root / prex-0.9.0 / bsp / drv / lib / ctype.c @ 03e9c04a
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| 1 | 03e9c04a | Brad Neuman | /*-
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| 2 | * Copyright (c) 2009, Kohsuke Ohtani
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| 3 | * All rights reserved.
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| 4 | *
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| 5 | * Redistribution and use in source and binary forms, with or without
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| 6 | * modification, are permitted provided that the following conditions
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| 7 | * are met:
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| 8 | * 1. Redistributions of source code must retain the above copyright
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| 9 | * notice, this list of conditions and the following disclaimer.
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| 10 | * 2. Redistributions in binary form must reproduce the above copyright
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| 11 | * notice, this list of conditions and the following disclaimer in the
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| 12 | * documentation and/or other materials provided with the distribution.
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| 13 | * 3. Neither the name of the author nor the names of any co-contributors
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| 14 | * may be used to endorse or promote products derived from this software
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| 15 | * without specific prior written permission.
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| 16 | *
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| 17 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
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| 18 | * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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| 19 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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| 20 | * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
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| 21 | * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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| 22 | * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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| 23 | * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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| 24 | * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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| 25 | * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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| 26 | * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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| 27 | * SUCH DAMAGE.
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| 28 | */
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| 29 | |||
| 30 | #include <sys/types.h> |
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| 31 | #include <ddi.h> |
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| 32 | |||
| 33 | |||
| 34 | int
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| 35 | isalnum(int c)
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| 36 | {
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| 37 | return (isalpha(c) || isdigit(c));
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| 38 | } |
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| 39 | |||
| 40 | int
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| 41 | isalpha(int c)
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| 42 | {
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| 43 | return ((c >= 'a' && c <= 'z') || (c >= 'A' && c <= 'Z')); |
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| 44 | } |
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| 45 | |||
| 46 | int
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| 47 | isblank(int c)
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| 48 | {
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| 49 | return (c == ' ' || c == '\t'); |
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| 50 | } |
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| 51 | |||
| 52 | int
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| 53 | isupper(int c)
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| 54 | {
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| 55 | return (c >= 'A' && c <= 'Z'); |
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| 56 | } |
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| 57 | |||
| 58 | int
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| 59 | islower(int c)
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| 60 | {
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| 61 | return (c >= 'a' && c <= 'z'); |
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| 62 | } |
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| 63 | |||
| 64 | int
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| 65 | isspace(int c)
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| 66 | {
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| 67 | return (c == ' ' || c == '\f' || c == '\n' || c == '\r' || c == '\t' || c == '\v'); |
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| 68 | } |
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| 69 | |||
| 70 | int
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| 71 | isdigit(int c)
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| 72 | {
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| 73 | return (c >= '0' && c <= '9'); |
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| 74 | } |
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| 75 | |||
| 76 | int
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| 77 | isxdigit(int c)
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| 78 | {
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| 79 | return (isdigit(c) || (c >= 'A' && c <= 'F') || (c >= 'a' && c <= 'f')); |
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| 80 | } |
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| 81 | |||
| 82 | int
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| 83 | isprint(int c)
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| 84 | {
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| 85 | return (c >= 0x20 && c <= 0x7E); |
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| 86 | } |