convenc.h

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/*
 |
 | Copyright disclaimer:
 |   This software was developed at the National Institute of Standards
 |   and Technology by employees of the Federal Government in the course
 |   of their official duties. Pursuant to title 17 Section 105 of the
 |   United States Code this software is not subject to copyright
 |   protection and is in the public domain.
 |
 |   We would appreciate acknowledgement if the software is used.
 |
*/

/*
 | Project:     WCDMA simulation environment
 | Module:      Convolutional encoder
 | Author:      Tommi Makelainen
 | Date:        January 12, 1999
 |
 | History:
 |              January 12, 1999 Tommi Makelainen
 |                      Modified Rorabaugh's example code
 |			to rate 1/3 code with constraint length
 |			K=9 (i.e. length of memory shift register).
 |
 */

#ifndef WCDMA_CONVENC_H
#define WCDMA_CONVENC_H

/*
 * Function:    wcdma_1o3_k9_conv_init
 * Desc.:       Extract given single bit value from a given byte.
 *
 * Note:
 *		Generator polynomial are handled as bit masks.
 */
void wcdma_1o3_k9_conv_init(
		MealyEncoder* this,	/* data store for transitions */
		int num_stages, 	/* length of shift register */
		int gen_poly_1,		/* gen. polynomial for output 1 */
		int gen_poly_2,		/* gen. polynomial for output 2 */
		int gen_poly_3		/* gen. polynomial for output 3 */
 	        );

/*
 * Function:    wcdma_R1o3_k9_conv_enc
 * Desc.:       Extract given single bit value from a given byte.
 *
 * Note:
 */
int wcdma_R1o3_k9_conv_enc(	MealyEncoder* this,
				int input_size,
				int input[],
				int output[],
				int tail[]);

#endif /* WCDMA_CONVENC_H */