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|
/*________________________________ epson-escpr-mem.c ________________________________*/
/* 1 2 3 4 5 6 7 8 */
/*34567890123456789012345678901234567890123456789012345678901234567890123456789012345678*/
/*******************************************|********************************************/
/*
* Copyright (c) 2009 Seiko Epson Corporation All rights reserved.
*
* Copyright protection claimed includes all forms and matters of copyrightable
* material and information now allowed by statutory or judicial law or hereinafter
* granted, including without limitation, material generated from the software
* programs which are displayed on the screen such as icons, screen display looks,
* etc.
*/
/*******************************************|********************************************/
/* */
/* memory Module */
/* */
/* Public Function Calls */
/* -------------------------- */
/* void* memRealloc (buffer, oldSizem, newSize ); */
/* EPS_INT8* memStrStr (strSrc, strFind, gotoEnd ); */
/* EPS_INT8* memStrStrWithLen (strSrc, nSrcLen, strFind ); */
/* void memSetEndian (Endianess, byteSize, endTag, value, array); */
/* void memInspectEndian ( ); */
/* EPS_INT16 memHtoN16 (nSrc ); */
/* EPS_INT32 memHtoN32 (nSrc ); */
/* EPS_INT32 memGetBitCount (bitfield ); */
/* */
/*******************************************|********************************************/
/*------------------------------------ Includes -------------------------------------*/
/*******************************************|********************************************/
#include "epson-escpr-def.h"
#include "epson-escpr-err.h"
#include "epson-escpr-mem.h"
/*---------------------------- ESC/P-R Lib Global Variables --------------------------*/
/*******************************************|********************************************/
/*** Extern Function */
/*** -------------------------------------------------------------------------------*/
extern EPS_CMN_FUNC epsCmnFnc;
EPS_INT16 cpuEndian; /* Endian-ness */
/*-------------------------------- Local Definition ---------------------------------*/
/*******************************************|********************************************/
/*-------------------------------- Local Functions ----------------------------------*/
/*******************************************|********************************************/
/*%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%|%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%*/
/*%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%|%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%*/
/*%%%%%%%%%%%%%%%%%%%% %%%%%%%%%%%%%%%%%%%%%*/
/*-------------------- Public Functions ---------------------*/
/*%%%%%%%%%%%%%%%%%%%% %%%%%%%%%%%%%%%%%%%%%*/
/*%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%|%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%*/
/*%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%|%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%*/
/*******************************************|********************************************/
/* */
/* Function name: memRealloc() */
/* */
/* Arguments */
/* --------- */
/* Name: Type: Description: */
/* buffer void* I/O: pointer of buffer */
/* oldSize EPS_UINT32 I: original buffer size */
/* newSize EPS_UINT32 I: new buffer size */
/* */
/* Return value: */
/* EPS_INT8* pointer to finded string */
/* */
/* Description: */
/* Realocate buffer. */
/* */
/*******************************************|********************************************/
void* memRealloc (
void* buffer,
EPS_UINT32 oldSize,
EPS_UINT32 newSize
){
/* Create a temporary pointer to a new buffer of the desired size */
void* newBuffer = EPS_ALLOC(newSize);
if( NULL == newBuffer ){
EPS_SAFE_RELEASE( buffer );
return NULL;
}
memset(newBuffer, 0, newSize);
/* Copy the data from the old buffer to the new one */
if(oldSize < newSize)
{
memcpy(newBuffer, buffer, oldSize);
}
else
{
memcpy(newBuffer, buffer, newSize);
}
/* Free the original buffer */
EPS_SAFE_RELEASE( buffer );
/* Return a pointer to the new block of memory */
return newBuffer;
}
/*******************************************|********************************************/
/* */
/* Function name: memStrStr() */
/* */
/* Arguments */
/* --------- */
/* Name: Type: Description: */
/* strSrc EPS_INT8* I: Source string */
/* strFind EPS_INT8* I: Find string. Size MUST be less than 64 byte. */
/* gotoEnd EPS_BOOL I: If TRUE, the return value indicates */
/* the end of found string. */
/* */
/* Return value: */
/* EPS_INT8* pointer to finded string */
/* */
/* Description: */
/* Finds the first occurrence of a substring within a string. */
/* The comparison is NOT case sensitive. */
/* */
/*******************************************|********************************************/
EPS_INT8* memStrStr (
EPS_INT8* strSrc,
const EPS_INT8* strFind,
EPS_BOOL gotoEnd
){
EPS_INT8 strShadow[64];
EPS_INT32 nSrcPos = 0;
EPS_INT32 nFindPos = 0;
EPS_INT32 nFindedTop = -1;
EPS_UINT32 nFindStrLen = 0;
if(NULL == strSrc || 64 <= strlen(strFind)){
return NULL;
}
memset(strShadow, 0, sizeof(strShadow));
/* create shadow string */
do{
if( 0x41 <= strFind[nFindPos] && strFind[nFindPos] <= 0x5A){
strShadow[nFindPos] = (EPS_INT8)(strFind[nFindPos] + 0x20);
} else if( 0x61 <= strFind[nFindPos] && strFind[nFindPos] <= 0x7A){
strShadow[nFindPos] = (EPS_INT8)(strFind[nFindPos] - 0x20);
} else{
strShadow[nFindPos] = strFind[nFindPos];
}
}while('\0' != strFind[nFindPos++]);
/* search by strFind & strShadow */
nFindPos = 0;
while( '\0' != strSrc[nSrcPos] && '\0' != strFind[nFindPos]){
if( strSrc[nSrcPos] == strFind[nFindPos]
|| strSrc[nSrcPos] == strShadow[nFindPos] ){
if(-1 == nFindedTop){
nFindedTop = nSrcPos;
}
nSrcPos++;
nFindPos++;
} else{
if(-1 == nFindedTop){
nSrcPos++;
nFindPos = 0;
} else{
nSrcPos = nFindedTop + 1;
}
nFindedTop = -1;
}
}
nFindStrLen = (EPS_UINT32)strlen(strFind);
if(0 <= nFindedTop && (EPS_INT32)strlen(strFind) == nFindPos){
if(!gotoEnd){
return &strSrc[nFindedTop];
} else{
return &strSrc[nFindedTop] + nFindStrLen;
}
} else{
return NULL;
}
}
/*******************************************|********************************************/
/* */
/* Function name: memStrStrWithLen() */
/* */
/* Arguments */
/* --------- */
/* Name: Type: Description: */
/* strSrc EPS_INT8* I: Source string */
/* nSrcLen EPS_UINT32 I: Source string length */
/* strFind EPS_INT8* I: Find string. Size MUST be less than 64 byte. */
/* */
/* Return value: */
/* EPS_INT8* pointer to finded string */
/* */
/* Description: */
/* Finds the first occurrence of a substring within a string. */
/* The comparison is NOT case sensitive. */
/* Limit nSrcLen characters. */
/* */
/*******************************************|********************************************/
EPS_INT8* memStrStrWithLen (
EPS_INT8* strSrc,
EPS_UINT32 nSrcLen,
const EPS_INT8* strFind
){
EPS_INT8 strShadow[64];
EPS_INT32 nSrcPos = 0;
EPS_INT32 nFindPos = 0;
EPS_INT32 nFindedTop = -1;
if(NULL == strSrc || 64 <= strlen(strFind)){
return NULL;
}
memset(strShadow, 0, sizeof(strShadow));
/* create shadow string */
do{
if( 0x41 <= strFind[nFindPos] && strFind[nFindPos] <= 0x5A){
strShadow[nFindPos] = (EPS_INT8)(strFind[nFindPos] + 0x20);
} else if( 0x61 <= strFind[nFindPos] && strFind[nFindPos] <= 0x7A){
strShadow[nFindPos] = (EPS_INT8)(strFind[nFindPos] - 0x20);
} else{
strShadow[nFindPos] = strFind[nFindPos];
}
}while('\0' != strFind[nFindPos++]);
/* search by strFind & strShadow */
nFindPos = 0;
while( (EPS_INT32)nSrcLen > nSrcPos && '\0' != strFind[nFindPos]){
if( strSrc[nSrcPos] == strFind[nFindPos]
|| strSrc[nSrcPos] == strShadow[nFindPos] ){
if(-1 == nFindedTop){
nFindedTop = nSrcPos;
}
nSrcPos++;
nFindPos++;
} else{
if(-1 == nFindedTop){
nSrcPos++;
} else{
nSrcPos = nFindedTop + 1;
}
nFindPos = 0;
nFindedTop = -1;
}
}
if(0 <= nFindedTop && (EPS_INT32)strlen(strFind) == nFindPos){
return &strSrc[nFindedTop];
} else{
return NULL;
}
}
/*******************************************|********************************************/
/* Function name: memSetEndian() */
/* */
/* Arguments */
/* --------- */
/* Name: Type: Description: */
/* Endianess EPS_ENDIAN I: Desired Endianess (Big/Little) */
/* byteSize EPS_BYTE_SIZE I: 2-byte or 4 bytes to convert */
/* value EPS_UINT32 I: 4 Bytes to be swapped if necesaray */
/* array EPS_UINT8* O: Correct endian-ness bytes */
/* */
/* Return value: */
/* None */
/* */
/* Description: */
/* Swap data depending on endian-ness. */
/* */
/*******************************************|********************************************/
void memSetEndian (
EPS_ENDIAN Endianess, /* Desired Endianess (Big/Little) */
EPS_BYTE_SIZE byteSize, /* 2-byte or 4 bytes to convert */
EPS_UINT32 value, /* 4 Bytes to be swapped if necesaray */
EPS_UINT8* array /* Correct endian-ness bytes */
){
/*** Declare Variable Local to Routine */
EPS_UINT16 value2byte;
EPS_UINT32 value4byte;
/*** Initialize Local Variables */
/*** Based on desired Eniandess - Perform test and swap, if necessary */
switch (byteSize + Endianess) {
/*** Change 2 bytes value to the little endianness */
case (EPS_2_BYTES + EPS_ENDIAN_LITTLE):
#if 0 /* Not Used */
value2byte = (EPS_UINT16)value;
array[0] = (EPS_UINT8)((value2byte ) & 0x00ff);
array[1] = (EPS_UINT8)((value2byte >> 8) & 0x00ff);
#endif
break;
/*** Change 2 bytes value to the big endianness */
case (EPS_2_BYTES + EPS_ENDIAN_BIG):
value2byte = (EPS_UINT16)value;
array[0] = (EPS_UINT8)((value2byte >> 8) & 0x00ff);
array[1] = (EPS_UINT8)((value2byte ) & 0x00ff);
break;
/*** Change 4 bytes value to the little endianness */
case (EPS_4_BYTES + EPS_ENDIAN_LITTLE):
value4byte = (EPS_UINT32)value;
array[0] = (EPS_UINT8)((value4byte ) & 0x000000ff);
array[1] = (EPS_UINT8)((value4byte >> 8) & 0x000000ff);
array[2] = (EPS_UINT8)((value4byte >> 16) & 0x000000ff);
array[3] = (EPS_UINT8)((value4byte >> 24) & 0x000000ff);
break;
/*** Change 4 bytes value to the big endianness */
case (EPS_4_BYTES + EPS_ENDIAN_BIG):
value4byte = (EPS_UINT32)value;
array[0] = (EPS_UINT8)((value4byte >> 24) & 0x000000ff);
array[1] = (EPS_UINT8)((value4byte >> 16) & 0x000000ff);
array[2] = (EPS_UINT8)((value4byte >> 8) & 0x000000ff);
array[3] = (EPS_UINT8)((value4byte ) & 0x000000ff);
break;
default:
break;
}
}
/*******************************************|********************************************/
/* Function name: memInspectEndian() */
/* */
/* Arguments */
/* --------- */
/* Name: Type: Description: */
/* (None) */
/* */
/* Return value: */
/* None */
/* */
/* Description: */
/* Determine "Endian-ness" for the current cpu. */
/* */
/*******************************************|********************************************/
void memInspectEndian (
void
){
union {
EPS_INT8 array[2]; /* Endian-ness test array */
EPS_INT16 chars; /* Endian-ness test string */
} EndianTest;
EndianTest.array[0] = 'a';
EndianTest.array[1] = 'b';
if (EndianTest.chars == 0x6162) {
cpuEndian = EPS_ENDIAN_BIG;
} else{
cpuEndian = EPS_ENDIAN_LITTLE;
}
}
EPS_INT32 memGetBitCount(
EPS_INT32 bitfield
){
EPS_INT32 i = 0;
EPS_INT32 cnt = 0;
for(i = 0; i < sizeof(bitfield)*8; i++){
if( (bitfield >> i) & 1 ){
cnt++;
}
}
return cnt;
}
EPS_UINT8 memSearchWhiteColorVal(
EPS_UINT8 colorPlane,
EPS_UINT8* paletteData,
EPS_UINT16 paletteSize
){
EPS_UINT8 whiteColorValue = 255; /* Set default index for white to negative one */
EPS_UINT16 jdx; /* General indes/loop variable */
EPS_UINT8* bufPtr = NULL; /* Temporary buffer pointer */
if( colorPlane == EPS_CP_256COLOR ){
bufPtr = paletteData;
for ( jdx = 0; jdx < paletteSize/3; jdx++ ) {
if (*bufPtr == 255 && *(bufPtr+1) == 255 && *(bufPtr+2) == 255) {
whiteColorValue = (EPS_UINT8)jdx;
break;
}
bufPtr += 3;
}
} else /* if(EPS_CP_FULLCOLOR) */{
whiteColorValue = 0xFF;
}
return whiteColorValue;
}
/*________________________________ epson-escpr-mem.c _________________________________*/
/*34567890123456789012345678901234567890123456789012345678901234567890123456789012345678*/
/* 1 2 3 4 5 6 7 8 */
/*******************************************|********************************************/
/*%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%|%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%*/
/***** End of File *** End of File *** End of File *** End of File *** End of File ******/
/*%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%|%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%*/
|
