util: update comment from previous commit

Cite the specification verbatim

diff --git a/src/util.c b/src/util.c
index 41ef3d4..a9a69f9 100644 (file)
--- a/src/util.c
+++ b/src/util.c
@@ -629,12 +629,16 @@ char *convert_gsm_to_utf8_with_lang(const unsigned char *text, long len,
                        c = gsm_single_shift_lookup(&t, text[i]);
 
                        /*
-                        * According to the 3GPP specifications 23.038
-                        * section 6.2.1.1:
-                        * In the case there is no character in the extension
-                        * table, the character of the main default alphabet
-                        * table or the character from the National Language
-                        * Locking Shift Table should be displayed.
+                        * According to the comment in the table from
+                        * 3GPP 23.038, Section 6.2.1.1:
+                        * "In the event that an MS receives a code where
+                        * a symbol is not represented in the above table
+                        * then the MS shall display either the character
+                        * shown in the main GSM 7 bit default  alphabet
+                        * table in subclause 6.2.1., or the character from
+                        * the National Language Locking Shift Table in the
+                        * case where the locking shift mechanism as defined
+                        * in subclause 6.2.1.2.3 is used."
                         */
                        if (c == GUND)
                                c = gsm_locking_shift_lookup(&t, text[i]);