From 6c2f13c2ffc49a175ecb13be65fc543cc2776960 Mon Sep 17 00:00:00 2001
From: liuchang <liuchang@geedgenetworks.com>
Date: Tue, 5 Sep 2023 07:38:47 +0000
Subject: [PATCH] replace fopen by directly oprate memory

---
 src/nonOverlappingTemplateMatchings.c | 172 ++++++++++++++++++++++++--
 1 file changed, 161 insertions(+), 11 deletions(-)

diff --git a/src/nonOverlappingTemplateMatchings.c b/src/nonOverlappingTemplateMatchings.c
index 7f5d24b..1bc47db 100644
--- a/src/nonOverlappingTemplateMatchings.c
+++ b/src/nonOverlappingTemplateMatchings.c
@@ -8,6 +8,157 @@
 /* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
           N O N O V E R L A P P I N G  T E M P L A T E  T E S T
  * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
+static unsigned int template9[] = {
+0,0,0,0,0,0,0,0,1,
+0,0,0,0,0,0,0,1,1,
+0,0,0,0,0,0,1,0,1,
+0,0,0,0,0,0,1,1,1,
+0,0,0,0,0,1,0,0,1,
+0,0,0,0,0,1,0,1,1,
+0,0,0,0,0,1,1,0,1,
+0,0,0,0,0,1,1,1,1,
+0,0,0,0,1,0,0,0,1,
+0,0,0,0,1,0,0,1,1,
+0,0,0,0,1,0,1,0,1,
+0,0,0,0,1,0,1,1,1,
+0,0,0,0,1,1,0,0,1,
+0,0,0,0,1,1,0,1,1,
+0,0,0,0,1,1,1,0,1,
+0,0,0,0,1,1,1,1,1,
+0,0,0,1,0,0,0,1,1,
+0,0,0,1,0,0,1,0,1,
+0,0,0,1,0,0,1,1,1,
+0,0,0,1,0,1,0,0,1,
+0,0,0,1,0,1,0,1,1,
+0,0,0,1,0,1,1,0,1,
+0,0,0,1,0,1,1,1,1,
+0,0,0,1,1,0,0,1,1,
+0,0,0,1,1,0,1,0,1,
+0,0,0,1,1,0,1,1,1,
+0,0,0,1,1,1,0,0,1,
+0,0,0,1,1,1,0,1,1,
+0,0,0,1,1,1,1,0,1,
+0,0,0,1,1,1,1,1,1,
+0,0,1,0,0,0,0,1,1,
+0,0,1,0,0,0,1,0,1,
+0,0,1,0,0,0,1,1,1,
+0,0,1,0,0,1,0,1,1,
+0,0,1,0,0,1,1,0,1,
+0,0,1,0,0,1,1,1,1,
+0,0,1,0,1,0,0,1,1,
+0,0,1,0,1,0,1,0,1,
+0,0,1,0,1,0,1,1,1,
+0,0,1,0,1,1,0,1,1,
+0,0,1,0,1,1,1,0,1,
+0,0,1,0,1,1,1,1,1,
+0,0,1,1,0,0,1,0,1,
+0,0,1,1,0,0,1,1,1,
+0,0,1,1,0,1,0,1,1,
+0,0,1,1,0,1,1,0,1,
+0,0,1,1,0,1,1,1,1,
+0,0,1,1,1,0,1,0,1,
+0,0,1,1,1,0,1,1,1,
+0,0,1,1,1,1,0,1,1,
+0,0,1,1,1,1,1,0,1,
+0,0,1,1,1,1,1,1,1,
+0,1,0,0,0,0,0,1,1,
+0,1,0,0,0,0,1,1,1,
+0,1,0,0,0,1,0,1,1,
+0,1,0,0,0,1,1,1,1,
+0,1,0,0,1,0,0,1,1,
+0,1,0,0,1,0,1,1,1,
+0,1,0,0,1,1,0,1,1,
+0,1,0,0,1,1,1,1,1,
+0,1,0,1,0,0,0,1,1,
+0,1,0,1,0,0,1,1,1,
+0,1,0,1,0,1,0,1,1,
+0,1,0,1,0,1,1,1,1,
+0,1,0,1,1,0,0,1,1,
+0,1,0,1,1,0,1,1,1,
+0,1,0,1,1,1,0,1,1,
+0,1,0,1,1,1,1,1,1,
+0,1,1,0,0,0,1,1,1,
+0,1,1,0,0,1,1,1,1,
+0,1,1,0,1,0,1,1,1,
+0,1,1,0,1,1,1,1,1,
+0,1,1,1,0,1,1,1,1,
+0,1,1,1,1,1,1,1,1,
+1,0,0,0,0,0,0,0,0,
+1,0,0,0,1,0,0,0,0,
+1,0,0,1,0,0,0,0,0,
+1,0,0,1,0,1,0,0,0,
+1,0,0,1,1,0,0,0,0,
+1,0,0,1,1,1,0,0,0,
+1,0,1,0,0,0,0,0,0,
+1,0,1,0,0,0,1,0,0,
+1,0,1,0,0,1,0,0,0,
+1,0,1,0,0,1,1,0,0,
+1,0,1,0,1,0,0,0,0,
+1,0,1,0,1,0,1,0,0,
+1,0,1,0,1,1,0,0,0,
+1,0,1,0,1,1,1,0,0,
+1,0,1,1,0,0,0,0,0,
+1,0,1,1,0,0,1,0,0,
+1,0,1,1,0,1,0,0,0,
+1,0,1,1,0,1,1,0,0,
+1,0,1,1,1,0,0,0,0,
+1,0,1,1,1,0,1,0,0,
+1,0,1,1,1,1,0,0,0,
+1,0,1,1,1,1,1,0,0,
+1,1,0,0,0,0,0,0,0,
+1,1,0,0,0,0,0,1,0,
+1,1,0,0,0,0,1,0,0,
+1,1,0,0,0,1,0,0,0,
+1,1,0,0,0,1,0,1,0,
+1,1,0,0,1,0,0,0,0,
+1,1,0,0,1,0,0,1,0,
+1,1,0,0,1,0,1,0,0,
+1,1,0,0,1,1,0,0,0,
+1,1,0,0,1,1,0,1,0,
+1,1,0,1,0,0,0,0,0,
+1,1,0,1,0,0,0,1,0,
+1,1,0,1,0,0,1,0,0,
+1,1,0,1,0,1,0,0,0,
+1,1,0,1,0,1,0,1,0,
+1,1,0,1,0,1,1,0,0,
+1,1,0,1,1,0,0,0,0,
+1,1,0,1,1,0,0,1,0,
+1,1,0,1,1,0,1,0,0,
+1,1,0,1,1,1,0,0,0,
+1,1,0,1,1,1,0,1,0,
+1,1,0,1,1,1,1,0,0,
+1,1,1,0,0,0,0,0,0,
+1,1,1,0,0,0,0,1,0,
+1,1,1,0,0,0,1,0,0,
+1,1,1,0,0,0,1,1,0,
+1,1,1,0,0,1,0,0,0,
+1,1,1,0,0,1,0,1,0,
+1,1,1,0,0,1,1,0,0,
+1,1,1,0,1,0,0,0,0,
+1,1,1,0,1,0,0,1,0,
+1,1,1,0,1,0,1,0,0,
+1,1,1,0,1,0,1,1,0,
+1,1,1,0,1,1,0,0,0,
+1,1,1,0,1,1,0,1,0,
+1,1,1,0,1,1,1,0,0,
+1,1,1,1,0,0,0,0,0,
+1,1,1,1,0,0,0,1,0,
+1,1,1,1,0,0,1,0,0,
+1,1,1,1,0,0,1,1,0,
+1,1,1,1,0,1,0,0,0,
+1,1,1,1,0,1,0,1,0,
+1,1,1,1,0,1,1,0,0,
+1,1,1,1,0,1,1,1,0,
+1,1,1,1,1,0,0,0,0,
+1,1,1,1,1,0,0,1,0,
+1,1,1,1,1,0,1,0,0,
+1,1,1,1,1,0,1,1,0,
+1,1,1,1,1,1,0,0,0,
+1,1,1,1,1,1,0,1,0,
+1,1,1,1,1,1,1,0,0,
+1,1,1,1,1,1,1,1,0,
+};
+static size_t template_size = sizeof(template9)/sizeof(template9[0]);
 
 int
 NonOverlappingTemplateMatchings(int m, int n, BitSequence *epsilon)
@@ -21,11 +172,10 @@ NonOverlappingTemplateMatchings(int m, int n, BitSequence *epsilon)
 	number of nonperiodic templates for that file be stored in the m-th 
 	position in the numOfTemplates variable.
 	----------------------------------------------------------------------------*/
-	unsigned int	bit, W_obs, nu[6], *Wj = NULL; 
-	FILE			*fp = NULL;
+	unsigned int	W_obs, nu[6], *Wj = NULL; 
+	size_t template_idx = 0;
 	double			sum, chi2, p_value, lambda, pi[6], varWj;
 	int				i, j, jj, k, match, SKIP, M, N, K = 5;
-	char			directory[100];
 	BitSequence		*sequence = NULL;
 
 	N = 8;
@@ -36,10 +186,8 @@ NonOverlappingTemplateMatchings(int m, int n, BitSequence *epsilon)
 	}
 	lambda = (M-m+1)/pow(2, m);
 	varWj = M*(1.0/pow(2.0, m) - (2.0*m-1.0)/pow(2.0, 2.0*m));
-	sprintf(directory, "templates/template%d", m);
 
 	if ( ((isNegative(lambda)) || (isZero(lambda))) ||
-		 ((fp = fopen(directory, "r")) == NULL) ||
 		 ((sequence = (BitSequence *) calloc(m, sizeof(BitSequence))) == NULL) ) {
 		goto end;
 	}
@@ -66,8 +214,13 @@ NonOverlappingTemplateMatchings(int m, int n, BitSequence *epsilon)
 			sum = 0;
 
 			for ( k=0; k<m; k++ ) {
-				fscanf(fp, "%u", &bit);
-				sequence[k] = bit;
+				if (template_idx < template_size) {
+				    sequence[k] = template9[template_idx];
+					template_idx++;
+				}
+				else {
+				    sequence[k] = 0;
+				}
 //				fprintf(stats[TEST_NONPERIODIC], "%d", sequence[k]);
 			}
 //			fprintf(stats[TEST_NONPERIODIC], " ");
@@ -106,7 +259,7 @@ NonOverlappingTemplateMatchings(int m, int n, BitSequence *epsilon)
 
 //			fprintf(stats[TEST_NONPERIODIC], "%9.6f %f %s %3d\n", chi2, p_value, p_value < ALPHA ? "FAILURE" : "SUCCESS", jj);
 			if ( SKIP > 1 )
-				fseek(fp, (long)(SKIP-1)*2*m, SEEK_CUR);
+				template_idx += (SKIP-1)*2*m;
 //			fprintf(results[TEST_NONPERIODIC], "%f\n", p_value); fflush(results[TEST_NONPERIODIC]);
 			if (p_value < ALPHA) {
 			    goto end;
@@ -121,9 +274,6 @@ NonOverlappingTemplateMatchings(int m, int n, BitSequence *epsilon)
     if (Wj != NULL) {
         free(Wj);
     }
-    if (fp != NULL) {
-        fclose(fp);
-    }
     if (sequence != NULL) {
         free(sequence);
     }