some debugging of memory leaks

openair1/PHY/CODING/nrPolar_tools/nr_polar_decoder.c

@@ -188,14 +188,15 @@ int8_t polar_decoder(
 	      
 	      //Keep only the best "listSize" number of entries.
 	      if (currentListSize > listSize) {
-		for (int i = 0; i < 2*listSize; i++) { 
+		for (int i = 0; i < currentListSize; i++) { 
 		  listIndex[i]=i;
 		  pathMetric[i] = dlist[i].pathMetric;
 		}
-
 		nr_sort_asc_double_1D_array_ind(pathMetric, listIndex, currentListSize);
-		for (int i = 0; i < 2*listSize; i++) sorted_dlist[i]=&dlist[listIndex[i]];
+		currentListSize = listSize;
 	      }
+	      stop_meas(sorting);
+
 	      /*
 	      //sort listIndex[listSize, ..., 2*listSize-1] in descending order.
 	      uint8_t swaps, tempInd;
@@ -275,7 +276,7 @@ int8_t polar_decoder(
 					}
 					currentListSize = listSize;
 					}*/
-				stop_meas(sorting);
+	
 			}
 
 			for (int i=0; i<polarParams->crcParityBits; i++) {
@@ -298,7 +299,9 @@ int8_t polar_decoder(
 				//perror("[SCL polar decoder] All list entries have failed the CRC checks.");
 				free(d_tilde);
 				for (int i=0;i<2*listSize;i++) {
+				  //				  printf("error: Freeing dlist[%d].bit %p\n",i,dlist[i].bit);
 				  nr_free_uint8_t_2D_array(dlist[i].bit, (polarParams->n+1));
+				  //				  printf("error: Freeing dlist[%d].llr %p\n",i,dlist[i].bit);
 				  nr_free_double_2D_array(dlist[i].llr, (polarParams->n+1));
 				  free(dlist[i].crcChecksum);
 				}
@@ -336,6 +339,7 @@ int8_t polar_decoder(
 	
 	free(d_tilde);
 	for (int i=0;i<2*listSize;i++) {
+	  //	  printf("correct: Freeing dlist[%d].bit %p\n",i,dlist[i].bit);
 	  nr_free_uint8_t_2D_array(dlist[i].bit, (polarParams->n+1));
 	  nr_free_double_2D_array(dlist[i].llr, (polarParams->n+1));
 	  free(dlist[i].crcChecksum);

openair1/PHY/CODING/nrPolar_tools/nr_polar_defs.h

@@ -159,7 +159,7 @@ void updateCrcChecksum2(decoder_list_t **dlist, uint8_t **crcGen,
 			uint8_t listSize, uint32_t i2, uint8_t len);
 
 
-void nr_sort_asc_double_1D_array_ind(double *matrix, uint8_t *ind, uint8_t len);
+void nr_sort_asc_double_1D_array_ind(double *matrix, int *ind, int len);
 
 uint8_t **crc24c_generator_matrix(uint16_t payloadSizeBits);
 uint8_t **crc11_generator_matrix(uint16_t payloadSizeBits);

openair1/PHY/CODING/nrPolar_tools/nr_polar_matrix_and_array.c

@@ -130,8 +130,8 @@ void nr_free_uint8_t_3D_array(uint8_t ***input, uint16_t xlen, uint16_t ylen) {
 }
 
 void nr_free_uint8_t_2D_array(uint8_t **input, uint16_t xlen) {
-	for (int i = 0; i < xlen; i++) free(input[i]);
-	free(input);
+  for (int i = 0; i < xlen; i++) free(input[i]);
+  free(input);
 }
 
 void nr_free_double_2D_array(double **input, uint16_t xlen) {
@@ -144,14 +144,14 @@ void nr_free_double_2D_array(double **input, uint16_t xlen) {
 }
 
 // Modified Bubble Sort.
-void nr_sort_asc_double_1D_array_ind(double *matrix, uint8_t *ind, uint8_t len) {
-	uint8_t swaps;
+void nr_sort_asc_double_1D_array_ind(double *matrix, int *ind, int len) {
+	int swaps;
 	double temp;
-	uint8_t tempInd;
+	int tempInd;
 
-	for (uint8_t i = 0; i < len; i++) {
+	for (int i = 0; i < len; i++) {
 		swaps = 0;
-		for (uint8_t j = 0; j < (len - i) - 1; j++) {
+		for (int j = 0; j < (len - i) - 1; j++) {
 			if (matrix[j] > matrix[j + 1]) {
 				temp = matrix[j];
 				matrix[j] = matrix[j + 1];