matt
59 lines
1.1 KiB
C
59 lines
1.1 KiB
C
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/*
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* Include Files
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*
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*/
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#if defined(MATLAB_MEX_FILE)
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#include "tmwtypes.h"
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#include "simstruc_types.h"
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#else
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#include "rtwtypes.h"
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#endif
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/* %%%-SFUNWIZ_wrapper_includes_Changes_BEGIN --- EDIT HERE TO _END */
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/* %%%-SFUNWIZ_wrapper_includes_Changes_END --- EDIT HERE TO _BEGIN */
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#define y_width 1
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/*
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* Create external references here.
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*
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*/
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/* %%%-SFUNWIZ_wrapper_externs_Changes_BEGIN --- EDIT HERE TO _END */
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/* %%%-SFUNWIZ_wrapper_externs_Changes_END --- EDIT HERE TO _BEGIN */
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/*
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* Output function
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*
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*/
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void CRC_CheckSum_Outputs_wrapper(const uint8_T *pBuffer,
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const uint16_T *len,
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uint16_T *crc,
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const int_T u_width)
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{
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/* %%%-SFUNWIZ_wrapper_Outputs_Changes_BEGIN --- EDIT HERE TO _END */
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uint16_T poly = 0x8408;
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uint8_T carry;
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uint8_T i_bits;
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uint16_T j;
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crc[0] = 0;
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for (j = 0; j < len[0]; j++) {
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crc[0] = (uint16_T) (crc[0] ^ (uint8_T) pBuffer[j]);
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for (i_bits = 0; i_bits < 8; i_bits++) {
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carry = (uint8_T) (crc[0] & 1);
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crc[0] = (uint16_T) (crc[0] / 2);
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if (carry) {
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crc[0] = (uint16_T) (crc[0] ^ poly);
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}
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}
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}
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/* %%%-SFUNWIZ_wrapper_Outputs_Changes_END --- EDIT HERE TO _BEGIN */
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}
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