1 files changed, 40 insertions, 0 deletions
diff --git a/app/dynstring/dynstring.h b/app/dynstring/dynstring.h
new file mode 100644
index 0000000..d6fac51
--- /dev/null
+++ b/app/dynstring/dynstring.h
@@ -0,0 +1,40 @@
+#ifndef HAVE_DYNSTRING_H
+#define HAVE_DYNSTRING_H
+
+typedef struct DynString DynString;
+struct DynString
+{
+	char *s;
+	size_t size;		// length of the string
+	size_t b_size;		//  length of the buffer containing the string
+};
+
+#define NaS {NULL, 0, 0}
+#define isnas(S) (!(S)->s)
+
+// define highest bit depending on 32 or 64 bit compile
+
+#if defined(__LP64__) || defined(_WIN64) || (defined(__x86_64__) &&  !defined(__ILP32__) ) || defined(_M_X64) || defined(__ia64) || defined (_M_IA64) || defined(__aarch64__) || defined(__powerpc64__)
+    #define STR_FREEABLE (1ULL << 63)
+#else
+    #define STR_FREEABLE (1ULL << 31)
+#endif
+
+size_t DynStringSize(DynString * s);
+
+DynString * DynStringMalloc(DynString *s, size_t size);
+void DynStringClear(DynString *s);
+void DynStringRealloc(DynString * s);
+void DynStringResize(DynString * s, size_t size);
+void DynStringFree(DynString * s);
+DynString * DynStringDupStr(DynString *s2, DynString * s);
+void DynStringCpyStr(DynString * dest, DynString * src);
+char * DynStringToCStr(DynString * s);
+void DynStringNCatCStr(DynString * s, size_t len, const char * str);
+void DynStringCatCStr(DynString * s, const char * str);
+void DynStringCatStr(DynString * s, const DynString * s2);
+void DynStringCatCStrs(DynString * s, ...);
+void DynStringCatStrs(DynString * s1, ...);
+void DynStringPrintf(DynString * s, const char * fmt, ...);
+
+#endif // !HAVE_DYNSTRING_H