urldecode: a helper wraper that returns a decoded struct str

Signed-off-by: Josef 'Jeff' Sipek <[email protected]>

Author: jeffpc

include/jeffpc/urldecode.h

@@ -23,6 +23,9 @@
 #ifndef __JEFFPC_URLDECODE_H
 #define __JEFFPC_URLDECODE_H
 
+#include <jeffpc/str.h>
+
 extern ssize_t urldecode(const char *in, size_t len, char *out);
+extern struct str *urldecode_str(const char *in, size_t len);
 
 #endif

jeffpc.mapfile-vers

@@ -202,6 +202,7 @@ JEFFPC_0.10 {
 
 		# urldecode
 		urldecode;
+		urldecode_str;
 
 		# version
 		jeffpc_hgrev;

urldecode.c

@@ -172,3 +172,20 @@ ssize_t urldecode(const char *in, size_t len, char *out)
 
 	return (state.state == DS_COPY) ? state.outoff : -EILSEQ;
 }
+
+struct str *urldecode_str(const char *in, size_t len)
+{
+	struct str *str;
+	ssize_t outlen;
+	char out[len];
+
+	outlen = urldecode(in, len, out);
+	if (outlen < 0)
+		return ERR_PTR(outlen);
+
+	str = str_dup_len(out, outlen);
+	if (!str)
+		return ERR_PTR(-ENOMEM);
+
+	return str;
+}