42 	dsp->dtmf.size = 0;  in dsp_dtmf_goertzel_init()
43 	dsp->dtmf.lastwhat = '\0';  in dsp_dtmf_goertzel_init()
44 	dsp->dtmf.lastdigit = '\0';  in dsp_dtmf_goertzel_init()
45 	dsp->dtmf.count = 0;  in dsp_dtmf_goertzel_init()
54 	if (!dsp->dtmf.enable)  in dsp_dtmf_hardware()
92 	dsp->dtmf.hardware = hardware;  in dsp_dtmf_hardware()
93 	dsp->dtmf.software = !hardware;  in dsp_dtmf_hardware()
130 	dsp->dtmf.digits[0] = '\0';  in dsp_dtmf_goertzel_decode()
137 	size = dsp->dtmf.size;  in dsp_dtmf_goertzel_decode()
138 	buf = dsp->dtmf.buffer;  in dsp_dtmf_goertzel_decode()
155 			return dsp->dtmf.digits;  in dsp_dtmf_goertzel_decode()
176 	dsp->dtmf.size = size;  in dsp_dtmf_goertzel_decode()
179 		return dsp->dtmf.digits;  in dsp_dtmf_goertzel_decode()
181 	dsp->dtmf.size = 0;  in dsp_dtmf_goertzel_decode()
188 		buf = dsp->dtmf.buffer;  in dsp_dtmf_goertzel_decode()
214 		if (result[i] > dsp->dtmf.treshold) {  in dsp_dtmf_goertzel_decode()
287 	if (dsp->dtmf.lastwhat != what)  in dsp_dtmf_goertzel_decode()
288 		dsp->dtmf.count = 0;  in dsp_dtmf_goertzel_decode()
291 	if (dsp->dtmf.count == 2) {  in dsp_dtmf_goertzel_decode()
292 		if (dsp->dtmf.lastdigit != what) {  in dsp_dtmf_goertzel_decode()
293 			dsp->dtmf.lastdigit = what;  in dsp_dtmf_goertzel_decode()
298 				if ((strlen(dsp->dtmf.digits) + 1)  in dsp_dtmf_goertzel_decode()
299 				    < sizeof(dsp->dtmf.digits)) {  in dsp_dtmf_goertzel_decode()
300 					dsp->dtmf.digits[strlen(  in dsp_dtmf_goertzel_decode()
301 							dsp->dtmf.digits) + 1] = '\0';  in dsp_dtmf_goertzel_decode()
302 					dsp->dtmf.digits[strlen(  in dsp_dtmf_goertzel_decode()
303 							dsp->dtmf.digits)] = what;  in dsp_dtmf_goertzel_decode()
308 		dsp->dtmf.count++;  in dsp_dtmf_goertzel_decode()
310 	dsp->dtmf.lastwhat = what;  in dsp_dtmf_goertzel_decode()