X-Git-Url: https://git.tokkee.org/?a=blobdiff_plain;f=strbuf.c;h=ff0b96b4162bd92162a7eb05eee5be7a5ec2b6ba;hb=08265798e1ff6abc1b0aaff31c1471f83bd51425;hp=a849705197a6ad3d0d2ab9de22b269de6b4fc2b1;hpb=b2dd02112052aff875e8dc7d12b9915c91feafe2;p=git.git

diff --git a/strbuf.c b/strbuf.c
index a84970519..ff0b96b41 100644
--- a/strbuf.c
+++ b/strbuf.c
@@ -411,3 +411,40 @@ void strbuf_add_lines(struct strbuf *out, const char *prefix,
 	}
 	strbuf_complete_line(out);
 }
+
+static int is_rfc3986_reserved(char ch)
+{
+	switch (ch) {
+		case '!': case '*': case '\'': case '(': case ')': case ';':
+		case ':': case '@': case '&': case '=': case '+': case '$':
+		case ',': case '/': case '?': case '#': case '[': case ']':
+			return 1;
+	}
+	return 0;
+}
+
+static int is_rfc3986_unreserved(char ch)
+{
+	return isalnum(ch) ||
+		ch == '-' || ch == '_' || ch == '.' || ch == '~';
+}
+
+void strbuf_add_urlencode(struct strbuf *sb, const char *s, size_t len,
+			  int reserved)
+{
+	strbuf_grow(sb, len);
+	while (len--) {
+		char ch = *s++;
+		if (is_rfc3986_unreserved(ch) ||
+		    (!reserved && is_rfc3986_reserved(ch)))
+			strbuf_addch(sb, ch);
+		else
+			strbuf_addf(sb, "%%%02x", ch);
+	}
+}
+
+void strbuf_addstr_urlencode(struct strbuf *sb, const char *s,
+			     int reserved)
+{
+	strbuf_add_urlencode(sb, s, strlen(s), reserved);
+}