X-Git-Url: http://git.marmaro.de/?a=blobdiff_plain;f=sbr%2Funquote.c;fp=sbr%2Funquote.c;h=f9fa9112fccfd9f6fab7ab566ee04babda9d077c;hb=4c30d368bca8b3f108a7e86a5b890e33470cdebf;hp=0000000000000000000000000000000000000000;hpb=f16ae6eedeacce086d513e10461938c1650e265e;p=mmh

diff --git a/sbr/unquote.c b/sbr/unquote.c
new file mode 100644
index 0000000..f9fa911
--- /dev/null
+++ b/sbr/unquote.c
@@ -0,0 +1,45 @@
+/*
+ * unquote.c: Handle quote removal and quoted-pair strings on
+ * RFC 2822-5322 atoms.
+ *
+ * This code is Copyright (c) 2013, by the authors of nmh.  See the
+ * COPYRIGHT file in the root directory of the nmh distribution for
+ * complete copyright information.
+ */
+
+#include <h/mh.h>
+
+/*
+ * Remove quotes (and handle escape strings) from RFC 5322 quoted-strings.
+ *
+ * Since we never add characters to the string, the output buffer is assumed
+ * to have at least as many characters as the input string.
+ *
+ */
+
+void
+unquote_string(const char *input, char *output)
+{
+    int n = 0;	/* n is the position in the input buffer */
+    int m = 0;	/* m is the position in the output buffer */
+
+    while ( input[n] != '\0') {
+	switch ( input[n] ) {
+	case '\\':
+	    n++;
+	    if ( input[n] != '\0')
+		output[m++] = input[n++];
+	    break;
+	case '"':
+	    n++;
+	    break;
+	default:
+	    output[m++] = input[n++];
+	    break;
+	}
+    }
+
+    output[m] = '\0';
+
+    return;
+}