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Typedefs | |
| typedef unsigned short | crc_t |
Functions | |
| void | CRC_ContinueProcessString (unsigned short *crc, char *data, int length) |
| void | CRC_Init (unsigned short *crcvalue) |
| void | CRC_ProcessByte (unsigned short *crcvalue, byte data) |
| unsigned short | CRC_ProcessString (unsigned char *data, int length) |
| unsigned short | CRC_Value (unsigned short crcvalue) |
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Definition at line 143 of file l_crc.c. 00144 {
00145 int i;
00146
00147 for (i = 0; i < length; i++)
00148 {
00149 *crc = (*crc << 8) ^ crctable[(*crc >> 8) ^ data[i]];
00150 } //end for
00151 } //end of the function CRC_ProcessString
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Definition at line 92 of file l_crc.c. 00093 {
00094 *crcvalue = CRC_INIT_VALUE;
00095 } //end of the function CRC_Init
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Definition at line 102 of file l_crc.c. 00103 {
00104 *crcvalue = (*crcvalue << 8) ^ crctable[(*crcvalue >> 8) ^ data];
00105 } //end of the function CRC_ProcessByte
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Definition at line 122 of file l_crc.c. References CRC_Init(), CRC_Value(), crctable, data, and i. Referenced by AAS_ReadRouteCache(), and AAS_WriteRouteCache(). 00123 {
00124 unsigned short crcvalue;
00125 int i, ind;
00126
00127 CRC_Init(&crcvalue);
00128
00129 for (i = 0; i < length; i++)
00130 {
00131 ind = (crcvalue >> 8) ^ data[i];
00132 if (ind < 0 || ind > 256) ind = 0;
00133 crcvalue = (crcvalue << 8) ^ crctable[ind];
00134 } //end for
00135 return CRC_Value(crcvalue);
00136 } //end of the function CRC_ProcessString
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Definition at line 112 of file l_crc.c. 00113 {
00114 return crcvalue ^ CRC_XOR_VALUE;
00115 } //end of the function CRC_Value
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1.3.9.1