diff options
Diffstat (limited to 'libvideoeditor/osal/src/M4OSA_CharStar.c')
| -rwxr-xr-x | libvideoeditor/osal/src/M4OSA_CharStar.c | 506 |
1 files changed, 0 insertions, 506 deletions
diff --git a/libvideoeditor/osal/src/M4OSA_CharStar.c b/libvideoeditor/osal/src/M4OSA_CharStar.c deleted file mode 100755 index 0814cbf..0000000 --- a/libvideoeditor/osal/src/M4OSA_CharStar.c +++ /dev/null @@ -1,506 +0,0 @@ -/* - * Copyright (C) 2011 The Android Open Source Project - * - * Licensed under the Apache License, Version 2.0 (the "License"); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an "AS IS" BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - */ -/** - ************************************************************************ - * @file M4DPAK_CharStar.c - * @ingroup - * @brief definition of the Char Star set of functions. - * @note This file defines the Char Star set of functions. - * - ************************************************************************ -*/ - - -#include "M4OSA_CharStar.h" -#include "M4OSA_Memory.h" -#include "M4OSA_Debug.h" - -/* WARNING: Specific Android */ -#include <stdio.h> -#include <stdlib.h> -#include <stdarg.h> -#include <string.h> -#include <errno.h> - - -/** - ************************************************************************ - * @brief This function mimics the functionality of the libc's strncpy(). - * @note It copies exactly len2Copy characters from pStrIn to pStrOut, - * truncating pStrIn or adding null characters to pStrOut if - * necessary. - * - If len2Copy is less than or equal to the length of pStrIn, - * a null character is appended automatically to the copied - * string. - * - If len2Copy is greater than the length of pStrIn, pStrOut is - * padded with null characters up to length len2Copy. - * - pStrOut and pStrIn MUST NOT OVERLAP (this is NOT CHECKED). - * @param pStrOut: (OUT) Destination character string. - * @param pStrIn: (IN) Source character string. - * @param len2Copy: (IN) Maximum number of characters from pStrIn to copy. - * @return M4NO_ERROR: there is no error. - * @return M4ERR_PARAMETER: pStrIn or pStrOut is M4OSA_NULL. - ************************************************************************ -*/ -M4OSA_ERR M4OSA_chrNCopy(M4OSA_Char* pStrOut, M4OSA_Char *pStrIn, M4OSA_UInt32 len2Copy) -{ - M4OSA_TRACE1_3("M4OSA_chrNCopy\t(M4OSA_Char* %x,M4OSA_Char* %x,M4OSA_UInt32 %ld)", - pStrOut,pStrIn,len2Copy); - M4OSA_DEBUG_IF2((M4OSA_NULL == pStrOut),M4ERR_PARAMETER, - "M4OSA_chrNCopy:\tpStrOut is M4OSA_NULL"); - M4OSA_DEBUG_IF2((M4OSA_NULL == pStrIn),M4ERR_PARAMETER, - "M4OSA_chrNCopy:\tpStrIn is M4OSA_NULL"); - - strncpy((char *)pStrOut, (const char *)pStrIn, (size_t)len2Copy); - if(len2Copy <= (M4OSA_UInt32)strlen((const char *)pStrIn)) - { - pStrOut[len2Copy] = '\0'; - } - - return M4NO_ERROR; -} - -/** - ************************************************************************ - * @brief This function returns the boolean comparison of pStrIn1 and pStrIn2. - * @note The value returned in result is M4OSA_TRUE if the string - * pointed to by pStrIn1 is strictly identical to the string pointed - * to by pStrIn2, and M4OSA_FALSE otherwise. - * @param pStrIn1: (IN) First character string. - * @param pStrIn2: (IN) Second character string. - * @param cmpResult: (OUT) Comparison result. - * @return M4NO_ERROR: there is no error. - * @return M4ERR_PARAMETER: pStrIn1 pStrIn2 or cmpResult is M4OSA_NULL. - ************************************************************************ -*/ -M4OSA_ERR M4OSA_chrAreIdentical(M4OSA_Char* pStrIn1, M4OSA_Char* pStrIn2, - M4OSA_Bool* pResult) -{ - M4OSA_UInt32 i32,len32; - M4OSA_TRACE1_3("M4OSA_chrAreIdentical\t(M4OSA_Char* %x,M4OSA_Char* %x," - "M4OSA_Int32* %x)",pStrIn1,pStrIn2,pResult); - M4OSA_DEBUG_IF2(M4OSA_NULL == pStrIn1, M4ERR_PARAMETER, - "M4OSA_chrAreIdentical:\tpStrIn1 is M4OSA_NULL"); - M4OSA_DEBUG_IF2(M4OSA_NULL == pStrIn2, M4ERR_PARAMETER, - "M4OSA_chrAreIdentical:\tpStrIn2 is M4OSA_NULL"); - M4OSA_DEBUG_IF2(M4OSA_NULL == pResult, M4ERR_PARAMETER, - "M4OSA_chrAreIdentical:\tpResult is M4OSA_NULL"); - - len32 = (M4OSA_UInt32)strlen((const char *)pStrIn1); - if(len32 != (M4OSA_UInt32)strlen((const char *)pStrIn2)) - { - *pResult = M4OSA_FALSE; - return M4NO_ERROR; - } - - for(i32=0;i32<len32;i32++) - { - if(pStrIn1[i32] != pStrIn2[i32]) - { - *pResult = M4OSA_FALSE; - return M4NO_ERROR; - } - } - - *pResult = M4OSA_TRUE; - - return M4NO_ERROR; -} - - -/** - ************************************************************************ - * @brief This function gets a M4OSA_UInt32 from string. - * @note This function converts the first set of non-whitespace - * characters of pStrIn to a M4OSA_UInt32 value pVal, assuming a - * representation in base provided by the parameter base. pStrOut is - * set to the first character of the string following the last - * character of the number that has been converted. - * - in case of a failure during the conversion, pStrOut is not - * updated, and pVal is set to null. - * - in case of negative number, pStrOut is not updated, and pVal is - * set to null. - * - in case of numerical overflow, pVal is set to M4OSA_UINT32_MAX. - * - if pStrOut is not to be used, it can be set to M4OSA_NULL. - * @param pStrIn: (IN) Character string. - * @param pVal: (OUT) read value. - * @param pStrOut: (OUT) Output character string. - * @param base: (IN) Base of the character string representation. - * @return M4NO_ERROR: there is no error. - * @return M4ERR_PARAMETER: pStrIn or pVal is M4OSA_NULL. - * @return M4ERR_CHR_CONV_FAILED: conversion failure. - * @return M4WAR_CHR_NUM_RANGE: the character string represents a number - * greater than M4OSA_UINT32_MAX. - * @return M4WAR_CHR_NEGATIVE: the character string represents a negative - * number. - ************************************************************************ -*/ -M4OSA_ERR M4OSA_chrGetUInt32(M4OSA_Char* pStrIn, - M4OSA_UInt32* pVal, - M4OSA_Char** pStrOut, - M4OSA_chrNumBase base) -{ - M4OSA_UInt32 ul; - char* pTemp; - - M4OSA_TRACE1_4("M4OSA_chrGetUInt32\t(M4OSA_Char* %x, M4OSA_UInt32* %x" - "M4OSA_Char** %x,M4OSA_chrNumBase %d)",pStrIn,pVal,pStrOut,base); - M4OSA_DEBUG_IF2(M4OSA_NULL == pStrIn, M4ERR_PARAMETER, - "M4OSA_chrGetUInt32:\tpStrIn is M4OSA_NULL"); - M4OSA_DEBUG_IF2(M4OSA_NULL == pVal, M4ERR_PARAMETER, - "M4OSA_chrGetUInt32:\tpVal is M4OSA_NULL"); - - errno = 0; - switch(base) - { - case M4OSA_kchrDec: - ul = strtoul((const char *)pStrIn, &pTemp, 10); - break; - case M4OSA_kchrHexa: - ul = strtoul((const char *)pStrIn, &pTemp,16); - break; - case M4OSA_kchrOct: - ul = strtoul((const char *)pStrIn, &pTemp,8); - break; - default: - return M4ERR_PARAMETER; - } - - /* has conversion failed ? */ - if((M4OSA_Char*)pTemp == pStrIn) - { - *pVal = 0; - return M4ERR_CHR_CONV_FAILED; - } - - /* was the number negative ? */ - if(*(pStrIn+strspn((const char *)pStrIn," \t")) == '-') - { - *pVal = 0; - return M4WAR_CHR_NEGATIVE; - } - - /* has an overflow occured ? */ - if(errno == ERANGE) - { - *pVal = M4OSA_UINT32_MAX; - if(M4OSA_NULL != pStrOut) - { - *pStrOut = (M4OSA_Char*)pTemp; - } - return M4WAR_CHR_NUM_RANGE; - } - - /* nominal case */ - *pVal = (M4OSA_UInt32)ul; - if(M4OSA_NULL != pStrOut) - { - *pStrOut = (M4OSA_Char*)pTemp; - } - - return M4NO_ERROR; -} - -/** - ************************************************************************ - * @brief This function gets a M4OSA_UInt16 from string. - * @note This function converts the first set of non-whitespace - * characters of pStrIn to a M4OSA_UInt16 value pVal, assuming a - * representation in base provided by the parameter base. pStrOut is - * set to the first character of the string following the last - * character of the number that has been converted. - * - in case of a failure during the conversion, pStrOut is not - * updated, and pVal is set to null. - * - in case of negative number, pStrOut is not updated, and pVal is - * set to null. - * - in case of numerical overflow, pVal is set to M4OSA_UINT16_MAX. - * - if pStrOut is not to be used, it can be set to M4OSA_NULL. - * @param pStrIn: (IN) Character string. - * @param pVal: (OUT) read value. - * @param pStrOut: (OUT) Output character string. - * @param base: (IN) Base of the character string representation. - * @return M4NO_ERROR: there is no error. - * @return M4ERR_PARAMETER: pStrIn or pVal is M4OSA_NULL. - * @return M4ERR_CHR_CONV_FAILED: conversion failure. - * @return M4WAR_CHR_NUM_RANGE: the character string represents a number - * greater than M4OSA_UINT16_MAX. - * @return M4WAR_CHR_NEGATIVE: the character string represents a negative - * number. - ************************************************************************ -*/ -M4OSA_ERR M4OSA_chrGetUInt16 (M4OSA_Char* pStrIn, M4OSA_UInt16 *pVal, - M4OSA_Char** pStrOut, M4OSA_chrNumBase base) -{ - M4OSA_UInt32 ul; - char* pTemp; - - M4OSA_TRACE1_4("M4OSA_chrGetUInt16\t(M4OSA_Char* %x, M4OSA_UInt16* %x" - "M4OSA_Char** %x,M4OSA_chrNumBase %d)",pStrIn,pVal,pStrOut,base); - M4OSA_DEBUG_IF2(M4OSA_NULL == pStrIn,M4ERR_PARAMETER, - "M4OSA_chrGetUInt16:\tpStrIn is M4OSA_NULL"); - M4OSA_DEBUG_IF2(M4OSA_NULL == pVal, M4ERR_PARAMETER, - "M4OSA_chrGetUInt16:\tpVal is M4OSA_NULL"); - - switch(base) - { - case M4OSA_kchrDec: - ul = strtoul((const char *)pStrIn, &pTemp,10); - break; - case M4OSA_kchrHexa: - ul = strtoul((const char *)pStrIn, &pTemp,16); - break; - case M4OSA_kchrOct: - ul = strtoul((const char *)pStrIn, &pTemp,8); - break; - default: - return M4ERR_PARAMETER; - } - - /* has conversion failed ? */ - if((M4OSA_Char*)pTemp == pStrIn) - { - *pVal = 0; - return M4ERR_CHR_CONV_FAILED; - } - - /* was the number negative ? */ - if(*(pStrIn+strspn((const char *)pStrIn," \t")) == '-') - { - *pVal = 0; - return M4WAR_CHR_NEGATIVE; - } - - /* has an overflow occured ? */ - if(ul>M4OSA_UINT16_MAX) - { - *pVal = M4OSA_UINT16_MAX; - if(M4OSA_NULL != pStrOut) - { - *pStrOut = (M4OSA_Char*)pTemp; - } - return M4WAR_CHR_NUM_RANGE; - } - - /* nominal case */ - *pVal = (M4OSA_UInt16)ul; - if(M4OSA_NULL != pStrOut) - { - *pStrOut = (M4OSA_Char*)pTemp; - } - return M4NO_ERROR; -} - -M4OSA_ERR M4OSA_chrSPrintf(M4OSA_Char *pStrOut, M4OSA_UInt32 strOutMaxLen, - M4OSA_Char *format, ...) -{ - va_list marker; - M4OSA_Char *pTemp; - M4OSA_Char *percentPointer; - M4OSA_Char *newFormat; - M4OSA_Int32 newFormatLength=0; - M4OSA_UInt32 count_ll = 0; - M4OSA_UInt32 count_tm = 0; - M4OSA_UInt32 count_aa = 0; - M4OSA_UInt32 count; - M4OSA_UInt32 nbChar; - M4OSA_Int32 err; - M4OSA_Char flagChar[] = "'-+ #0"; - M4OSA_Char widthOrPrecisionChar[] = "*0123456789"; - M4OSA_Char otherPrefixChar[] = "hlL"; - M4OSA_Char conversionChar[] = "diouxXnfeEgGcCsSp%"; - - M4OSA_TRACE1_3("M4OSA_chrSPrintf\t(M4OSA_Char* %x, M4OSA_UInt32 %ld" - "M4OSA_Char* %x)",pStrOut,strOutMaxLen,format); - M4OSA_DEBUG_IF2(M4OSA_NULL == pStrOut, M4ERR_PARAMETER, - "M4OSA_chrSPrintf:\tpStrOut is M4OSA_NULL"); - M4OSA_DEBUG_IF2(M4OSA_NULL == format, M4ERR_PARAMETER, - "M4OSA_chrSPrintf:\tformat is M4OSA_NULL"); - - va_start(marker,format); - - /* count the number of %[flags][width][.precision]ll[conversion] */ - pTemp = format; - while(*pTemp) - { - percentPointer = (M4OSA_Char *)strchr((const char *)pTemp,'%'); /* get the next percent character */ - if(!percentPointer) - break; /* "This is the End", (c) J. Morrisson */ - pTemp = percentPointer+1; /* span it */ - if(!*pTemp) - break; /* "This is the End", (c) J. Morrisson */ - pTemp += strspn((const char *)pTemp,(const char *)flagChar); /* span the optional flags */ - if(!*pTemp) - break; /* "This is the End", (c) J. Morrisson */ - pTemp += strspn((const char *)pTemp,(const char *)widthOrPrecisionChar); /* span the optional width */ - if(!*pTemp) - break; /* "This is the End", (c) J. Morrisson */ - if(*pTemp=='.') - { - pTemp++; - pTemp += strspn((const char *)pTemp, (const char *)widthOrPrecisionChar); /* span the optional precision */ - } - if(!*pTemp) - break; /* "This is the End", (c) J. Morrisson */ - if(strlen((const char *)pTemp)>=2) - { - if(!strncmp((const char *)pTemp,"ll",2)) - { - count_ll++; /* I got ONE */ - pTemp +=2; /* span the "ll" prefix */ - } - else if(!strncmp((const char *)pTemp,"tm",2)) - { - count_tm++; - pTemp +=2; - } - else if(!strncmp((const char *)pTemp,"aa",2)) - { - count_aa++; - pTemp +=2; - } - } - pTemp += strspn((const char *)pTemp, (const char *)otherPrefixChar); /* span the other optional prefix */ - if(!*pTemp) - break; /* "This is the End", (c) J. Morrisson */ - pTemp += strspn((const char *)pTemp, (const char *)conversionChar); - if(!*pTemp) - break; /* "This is the End", (c) J. Morrisson */ - } - - count = count_ll + count_tm + count_aa; - - if(!count) - { - err= vsnprintf((char *)pStrOut, (size_t)strOutMaxLen + 1, (const char *)format, marker); - va_end(marker); - if ((err<0) || ((M4OSA_UInt32)err>strOutMaxLen)) - { - pStrOut[strOutMaxLen] = '\0'; - return M4ERR_CHR_STR_OVERFLOW; - } - else - { - return M4NO_ERROR; - } - } - - - newFormatLength = strlen((const char *)format) + 1; - - newFormatLength -= (count_ll+count_tm+count_aa); - - newFormat =(M4OSA_Char*)M4OSA_32bitAlignedMalloc(newFormatLength, - M4OSA_CHARSTAR,(M4OSA_Char*)"M4OSA_chrPrintf: newFormat"); - if(M4OSA_NULL == newFormat) - return M4ERR_ALLOC; - newFormat[newFormatLength-1] = '\0'; - pTemp = newFormat; - - /* copy format to newFormat, replacing %[flags][width][.precision]ll[conversion] - * by %[flags][width][.precision]I64[conversion] */ - while(*format) - { - nbChar = strcspn((const char *)format, "%"); - if(nbChar) - { - strncpy((char *)pTemp, (const char *)format, nbChar); /* copy characters before the % character */ - format +=nbChar; - pTemp +=nbChar; - } - if(!*format) break; - *pTemp++ = *format++; /* copy the % character */ - nbChar = strspn((const char *)format, (const char *)flagChar); - if(nbChar) - { - strncpy((char *)pTemp, (const char *)format, nbChar); /* copy the flag characters */ - format +=nbChar; - pTemp +=nbChar; - } - if(!*format) break; - nbChar = strspn((const char *)format, (const char *)widthOrPrecisionChar); - if(nbChar) - { - strncpy((char *)pTemp, (const char *)format, nbChar); /* copy the width characters */ - format +=nbChar; - pTemp +=nbChar; - } - if(!*format) break; - if(*format=='.') - { - *pTemp++ = *format++; /* copy the dot character */ - if(!format) break; - nbChar = strspn((const char *)format, (const char *)widthOrPrecisionChar); - if(nbChar) - { - strncpy((char *)pTemp, (const char *)format, nbChar); /* copy the width characters */ - format +=nbChar; - pTemp +=nbChar; - } - if(!format) break; - } - if(strlen((const char *)format)>=2) - { - if(!strncmp((const char *)format, "ll", 2)) - { - *pTemp++ = 'l'; /* %l */ - format +=2; /* span the "ll" prefix */ - } - else if(!strncmp((const char *)format, "tm", 2)) - { - *pTemp++ = 'l'; /* %l */ - format +=2; /* span the "tm" prefix */ - } - else if(!strncmp((const char *)format, "aa", 2)) - { - *pTemp++ = 'l'; - format +=2; /* span the "aa" prefix */ - } - } - nbChar = strspn((const char *)format, (const char *)otherPrefixChar); - if(nbChar) - { - strncpy((char *)pTemp, (const char *)format, nbChar); /* copy the other Prefix */ - format +=nbChar; - pTemp +=nbChar; - } - if(!*format) break; - nbChar = strspn((const char *)format, (const char *)conversionChar); - if(nbChar) - { - strncpy((char *)pTemp, (const char *)format, nbChar); - format += nbChar; - pTemp += nbChar; - } - if(!*format) break; - } - - /* Zero terminate the format string. */ - (*pTemp) = '\0'; - - err = vsnprintf((char *)pStrOut, (size_t)strOutMaxLen + 1, (const char *)newFormat, marker); - va_end(marker); - free(newFormat); - if ((err<0) || ((M4OSA_UInt32)err>strOutMaxLen)) - { - pStrOut[strOutMaxLen] = '\0'; - return M4ERR_CHR_STR_OVERFLOW; - } - else - { - return M4NO_ERROR; - } -} - |