Initial commit

include/sv.h

@@ -0,0 +1,34 @@
+#ifndef SV_INCLUDED
+#define SV_INCLUDED
+
+#include <stddef.h>
+struct String_View {
+    size_t len;
+    const char *buf;
+};
+typedef struct String_View SV;
+
+// Macros for String_View printf
+#define SV_FMT "%.*s"
+#define SV_ARG(sv) (int) (sv).len, (sv).buf
+
+// Null String
+#define SV_NULL sv_strn(NULL, 0)
+
+extern struct String_View sv_str(const char *s);
+extern struct String_View sv_strn(const char *s, size_t n);
+extern struct String_View sv_trim_left(struct String_View sv);
+extern struct String_View sv_trim_right(struct String_View sv);
+extern struct String_View sv_trim(struct String_View sv);
+extern int sv_eq(const struct String_View sv1, const struct String_View sv2);
+extern int sv_casecmp( const struct String_View sv1, const struct String_View sv2);
+extern struct String_View sv_before_delim(const struct String_View sv,
+        const char *delims);
+extern struct String_View sv_after_delim(const struct String_View sv,
+        const char *delims);
+extern struct String_View sv_str_str(const struct String_View haystack, 
+        const struct String_View needle);
+extern size_t sv_pack_size(const struct String_View sv);
+extern void sv_pack(unsigned char *buf, const struct String_View sv);
+extern struct String_View sv_unpack(unsigned char *buf);
+#endif