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-rw-r--r--src/common/strlib.c79
-rw-r--r--src/common/strlib.h10
2 files changed, 89 insertions, 0 deletions
diff --git a/src/common/strlib.c b/src/common/strlib.c
new file mode 100644
index 000000000..61439d7de
--- /dev/null
+++ b/src/common/strlib.c
@@ -0,0 +1,79 @@
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+
+#include "strlib.h"
+#include "utils.h"
+
+//-----------------------------------------------
+// string lib.
+unsigned char* jstrescape (unsigned char* pt) {
+ //copy from here
+ unsigned char * ptr;
+ int i =0, j=0;
+
+ //copy string to temporary
+ CREATE(ptr, char, J_MAX_MALLOC_SIZE);
+ strcpy (ptr,pt);
+
+ while (ptr[i] != '\0') {
+ switch (ptr[i]) {
+ case '\'':
+ pt[j++] = '\\';
+ pt[j++] = ptr[i++];
+ break;
+ case '\\':
+ pt[j++] = '\\';
+ pt[j++] = ptr[i++];
+ break;
+ default:
+ pt[j++] = ptr[i++];
+ }
+ }
+ pt[j++] = '\0';
+ free (ptr);
+ return (unsigned char*) &pt[0];
+}
+
+unsigned char* jstrescapecpy (unsigned char* pt,unsigned char* spt) {
+ //copy from here
+ int i =0, j=0;
+
+ while (spt[i] != '\0') {
+ switch (spt[i]) {
+ case '\'':
+ pt[j++] = '\\';
+ pt[j++] = spt[i++];
+ break;
+ case '\\':
+ pt[j++] = '\\';
+ pt[j++] = spt[i++];
+ break;
+ default:
+ pt[j++] = spt[i++];
+ }
+ }
+ pt[j++] = '\0';
+ return (unsigned char*) &pt[0];
+}
+int jmemescapecpy (unsigned char* pt,unsigned char* spt, int size) {
+ //copy from here
+ int i =0, j=0;
+
+ while (i < size) {
+ switch (spt[i]) {
+ case '\'':
+ pt[j++] = '\\';
+ pt[j++] = spt[i++];
+ break;
+ case '\\':
+ pt[j++] = '\\';
+ pt[j++] = spt[i++];
+ break;
+ default:
+ pt[j++] = spt[i++];
+ }
+ }
+ // copy size is 0 ~ (j-1)
+ return j;
+}
diff --git a/src/common/strlib.h b/src/common/strlib.h
new file mode 100644
index 000000000..3321996e1
--- /dev/null
+++ b/src/common/strlib.h
@@ -0,0 +1,10 @@
+#ifndef _J_STR_LIB_H_
+#define _J_STR_LIB_H_
+#define J_MAX_MALLOC_SIZE 65535
+// String function library.
+// code by Jioh L. Jung (ziozzang@4wish.net)
+// This code is under license "BSD"
+unsigned char* jstrescape (unsigned char* pt);
+unsigned char* jstrescapecpy (unsigned char* pt,unsigned char* spt);
+int jmemescapecpy (unsigned char* pt,unsigned char* spt, int size);
+#endif