diff options
Diffstat (limited to 'drivers/staging/unisys/include/guidutils.h')
| -rw-r--r-- | drivers/staging/unisys/include/guidutils.h | 203 |
1 files changed, 0 insertions, 203 deletions
diff --git a/drivers/staging/unisys/include/guidutils.h b/drivers/staging/unisys/include/guidutils.h deleted file mode 100644 index 75caf929cd6d..000000000000 --- a/drivers/staging/unisys/include/guidutils.h +++ /dev/null @@ -1,203 +0,0 @@ -/* Copyright © 2010 - 2013 UNISYS CORPORATION - * All rights reserved. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or (at - * your option) any later version. - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE, GOOD TITLE or - * NON INFRINGEMENT. See the GNU General Public License for more - * details. - */ - -/* guidutils.h - * - * These are GUID manipulation inlines that can be used from either - * kernel-mode or user-mode. - * - */ -#ifndef __GUIDUTILS_H__ -#define __GUIDUTILS_H__ - -#ifdef __KERNEL__ -#include <linux/kernel.h> -#include <linux/string.h> -#include <linux/ctype.h> -#define GUID_STRTOUL kstrtoul -#else -#include <stdio.h> -#include <ctype.h> -#include <string.h> -#include <stdlib.h> - -#define GUID_STRTOUL strtoul -#endif - -static inline char * -GUID_format1(const GUID *guid, char *s) -{ - sprintf(s, "{%-8.8lx-%-4.4x-%-4.4x-%-2.2x%-2.2x%-2.2x%-2.2x%-2.2x%-2.2x%-2.2x%-2.2x}", - (ulong) guid->data1, - guid->data2, - guid->data3, - guid->data4[0], - guid->data4[1], - guid->data4[2], - guid->data4[3], - guid->data4[4], guid->data4[5], guid->data4[6], guid->data4[7]); - return s; -} - -/** Format a GUID in Microsoft's 'what in the world were they thinking' - * format. - */ -static inline char * -GUID_format2(const GUID *guid, char *s) -{ - sprintf(s, "{%-8.8lx-%-4.4x-%-4.4x-%-2.2x%-2.2x-%-2.2x%-2.2x%-2.2x%-2.2x%-2.2x%-2.2x}", - (ulong) guid->data1, - guid->data2, - guid->data3, - guid->data4[0], - guid->data4[1], - guid->data4[2], - guid->data4[3], - guid->data4[4], guid->data4[5], guid->data4[6], guid->data4[7]); - return s; -} - -/** - * Like GUID_format2 but without the curly braces and the - * hex digits in upper case - */ -static inline char * -GUID_format3(const GUID *guid, char *s) -{ - sprintf(s, "%-8.8lX-%-4.4X-%-4.4X-%-2.2X%-2.2X-%-2.2X%-2.2X%-2.2X%-2.2X%-2.2X%-2.2X", - (ulong) guid->data1, - guid->data2, - guid->data3, - guid->data4[0], - guid->data4[1], - guid->data4[2], - guid->data4[3], - guid->data4[4], guid->data4[5], guid->data4[6], guid->data4[7]); - return s; -} - -/** Parse a guid string in any of these forms: - * {11111111-2222-3333-4455-66778899aabb} - * {11111111-2222-3333-445566778899aabb} - * 11111111-2222-3333-4455-66778899aabb - * 11111111-2222-3333-445566778899aabb - */ -static inline GUID -GUID_scan(U8 *p) -{ - GUID guid = GUID0; - U8 x[33]; - int count = 0; - int c, i = 0; - U8 cdata1[9]; - U8 cdata2[5]; - U8 cdata3[5]; - U8 cdata4[3]; - int dashcount = 0; - int brace = 0; - unsigned long uldata; - - if (!p) - return guid; - if (*p == '{') { - p++; - brace = 1; - } - while (count < 32) { - if (*p == '}') - return guid; - if (*p == '\0') - return guid; - c = toupper(*p); - p++; - if (c == '-') { - switch (dashcount) { - case 0: - if (i != 8) - return guid; - break; - case 1: - if (i != 4) - return guid; - break; - case 2: - if (i != 4) - return guid; - break; - case 3: - if (i != 4) - return guid; - break; - default: - return guid; - } - dashcount++; - i = 0; - continue; - } - if ((c >= '0' && c <= '9') || (c >= 'A' && c <= 'F')) - i++; - else - return guid; - x[count++] = c; - } - x[count] = '\0'; - if (brace) { - if (*p == '}') - p++; - else - return guid; - } - if (dashcount == 3 || dashcount == 4) - ; - else - return guid; - memset(cdata1, 0, sizeof(cdata1)); - memset(cdata2, 0, sizeof(cdata2)); - memset(cdata3, 0, sizeof(cdata3)); - memset(cdata4, 0, sizeof(cdata4)); - memcpy(cdata1, x + 0, 8); - memcpy(cdata2, x + 8, 4); - memcpy(cdata3, x + 12, 4); - - if (GUID_STRTOUL((char *) cdata1, 16, &uldata) == 0) - guid.data1 = (U32)uldata; - if (GUID_STRTOUL((char *) cdata2, 16, &uldata) == 0) - guid.data2 = (U16)uldata; - if (GUID_STRTOUL((char *) cdata3, 16, &uldata) == 0) - guid.data3 = (U16)uldata; - - for (i = 0; i < 8; i++) { - memcpy(cdata4, x + 16 + (i * 2), 2); - if (GUID_STRTOUL((char *) cdata4, 16, &uldata) == 0) - guid.data4[i] = (U8) uldata; - } - - return guid; -} - -static inline char * -GUID_sanitize(char *inputGuidStr, char *outputGuidStr) -{ - GUID g; - GUID guid0 = GUID0; - *outputGuidStr = '\0'; - g = GUID_scan((U8 *) inputGuidStr); - if (memcmp(&g, &guid0, sizeof(GUID)) == 0) - return outputGuidStr; /* bad GUID format */ - return GUID_format1(&g, outputGuidStr); -} - -#endif |