1 /****************************************************************************** 2 * 3 * Copyright (C) 2014 The Android Open Source Project 4 * Copyright 2002 - 2004 Open Interface North America, Inc. All rights 5 * reserved. 6 * 7 * Licensed under the Apache License, Version 2.0 (the "License"); 8 * you may not use this file except in compliance with the License. 9 * You may obtain a copy of the License at: 10 * 11 * http://www.apache.org/licenses/LICENSE-2.0 12 * 13 * Unless required by applicable law or agreed to in writing, software 14 * distributed under the License is distributed on an "AS IS" BASIS, 15 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 16 * See the License for the specific language governing permissions and 17 * limitations under the License. 18 * 19 ******************************************************************************/ 20 #ifndef OI_STRING_H 21 #define OI_STRING_H 22 /** 23 * @file 24 * This file contains BM3 supplied portable string.h functions 25 * 26 */ 27 28 /******************************************************************************* 29 $Revision: #1 $ 30 ******************************************************************************/ 31 32 #include "oi_cpu_dep.h" 33 #include "oi_stddefs.h" 34 35 #if defined(USE_NATIVE_MEMCPY) || defined(USE_NATIVE_MALLOC) 36 #include <string.h> 37 #endif 38 39 /** \addtogroup Misc Miscellaneous APIs */ 40 /**@{*/ 41 42 #ifdef __cplusplus 43 extern "C" { 44 #endif 45 46 /* 47 * If we are using Native malloc(), we must also use 48 * native Ansi string.h functions for memory manipulation. 49 */ 50 #ifdef USE_NATIVE_MALLOC 51 #ifndef USE_NATIVE_MEMCPY 52 #define USE_NATIVE_MEMCPY 53 #endif 54 #endif 55 56 #ifdef USE_NATIVE_MEMCPY 57 58 #define OI_MemCopy(to, from, size) memcpy((to), (from), (size)) 59 #define OI_MemSet(block, val, size) memset((block), (val), (size)) 60 #define OI_MemZero(block, size) memset((block), 0, (size)) 61 #define OI_MemCmp(s1, s2, n) memcmp((s1), (s2), (n)) 62 #define OI_Strcpy(dest, src) strcpy((dest), (src)) 63 #define OI_Strcat(dest, src) strcat((dest), (src)) 64 #define OI_StrLen(str) strlen((str)) 65 #define OI_Strcmp(s1, s2) strcmp((s1), (s2)) 66 #define OI_Strncmp(s1, s2, n) strncmp((s1), (s2), (n)) 67 68 #else 69 70 /* 71 * OI_MemCopy 72 * 73 * Copy an arbitrary number of bytes from one memory address to another. 74 * The underlying implementation is the ANSI memmove() or equivalant, so 75 * overlapping memory copies will work correctly. 76 */ 77 void OI_MemCopy(void* To, void const* From, uint32_t Size); 78 79 /* 80 * OI_MemSet 81 * 82 * Sets all bytes in a block of memory to the same value 83 */ 84 void OI_MemSet(void* Block, uint8_t Val, uint32_t Size); 85 86 /* 87 * OI_MemZero 88 * 89 * Sets all bytes in a block of memory to zero 90 */ 91 void OI_MemZero(void* Block, uint32_t Size); 92 93 /* 94 * OI_MemCmp 95 * 96 * Compare two blocks of memory 97 * 98 * Returns: 99 * 0, if s1 == s2 100 * < 0, if s1 < s2 101 * > 0, if s2 > s2 102 */ 103 OI_INT OI_MemCmp(void const* s1, void const* s2, uint32_t n); 104 105 /* 106 * OI_Strcpy 107 * 108 * Copies the Null terminated string from pStr to pDest, and 109 * returns pDest. 110 */ 111 112 OI_CHAR* OI_Strcpy(OI_CHAR* pDest, OI_CHAR const* pStr); 113 114 /* 115 * OI_Strcat 116 * 117 * Concatonates the pStr string to the end of pDest, and 118 * returns pDest. 119 */ 120 121 OI_CHAR* OI_Strcat(OI_CHAR* pDest, OI_CHAR const* pStr); 122 123 /* 124 * OI_StrLen 125 * 126 * Calculates the number of OI_CHARs in pStr (not including 127 * the Null terminator) and returns the value. 128 */ 129 OI_UINT OI_StrLen(OI_CHAR const* pStr); 130 131 /* 132 * OI_Strcmp 133 * 134 * Compares two Null terminated strings 135 * 136 * Returns: 137 * 0, if s1 == s2 138 * < 0, if s1 < s2 139 * > 0, if s2 > s2 140 */ 141 OI_INT OI_Strcmp(OI_CHAR const* s1, OI_CHAR const* s2); 142 143 /* 144 * OI_Strncmp 145 * 146 * Compares the first "len" OI_CHARs of strings s1 and s2. 147 * 148 * Returns: 149 * 0, if s1 == s2 150 * < 0, if s1 < s2 151 * > 0, if s2 > s2 152 */ 153 OI_INT OI_Strncmp(OI_CHAR const* s1, OI_CHAR const* s2, uint32_t len); 154 155 #endif /* USE_NATIVE_MEMCPY */ 156 157 /* 158 * OI_StrcmpInsensitive 159 * 160 * Compares two Null terminated strings, treating 161 * the Upper and Lower case of 'A' through 'Z' as 162 * equivilent. 163 * 164 * Returns: 165 * 0, if s1 == s2 166 * < 0, if s1 < s2 167 * > 0, if s2 > s2 168 */ 169 OI_INT OI_StrcmpInsensitive(OI_CHAR const* s1, OI_CHAR const* s2); 170 171 /* 172 * OI_StrncmpInsensitive 173 * 174 * Compares the first "len" OI_CHARs of strings s1 and s2, 175 * treating the Upper and Lower case of 'A' through 'Z' as 176 * equivilent. 177 * 178 * 179 * Returns: 180 * 0, if s1 == s2 181 * < 0, if s1 < s2 182 * > 0, if s2 > s2 183 */ 184 OI_INT OI_StrncmpInsensitive(OI_CHAR const* s1, OI_CHAR const* s2, OI_UINT len); 185 186 #ifdef __cplusplus 187 } 188 #endif 189 190 /** @} */ 191 192 /*****************************************************************************/ 193 #endif /* OI_STRING_H */ 194
