Break out the unquote functionality to a separate function.

[mmh] / sbr / fmt_scan.c

diff --git a/sbr/fmt_scan.c b/sbr/fmt_scan.c
index a8e773a..6cfc176 100644 (file)
--- a/sbr/fmt_scan.c
+++ b/sbr/fmt_scan.c
@@ -688,32 +688,10 @@ fmt_scan(struct format *format, char *scanl, int width, int *dat)
                /* UNQUOTEs RFC-2822 quoted-string and quoted-pair */
                case FT_LS_UNQUOTE:
                        if (str) {
-                               int m;
                                strncpy(buffer, str, sizeof(buffer));
                                /* strncpy doesn't NUL-terminate if it fills the buffer */
                                buffer[sizeof(buffer)-1] = '\0';
-                               str = buffer;
-
-                               /* we will parse from buffer to buffer2 */
-                               n = 0; /* n is the input position in str */
-                               m = 0; /* m is the ouput position in buffer2 */
-
-                               while ( str[n] != '\0') {
-                                       switch ( str[n] ) {
-                                       case '\\':
-                                               n++;
-                                               if ( str[n] != '\0')
-                                                       buffer2[m++] = str[n++];
-                                               break;
-                                       case '"':
-                                               n++;
-                                               break;
-                                       default:
-                                               buffer2[m++] = str[n++];
-                                               break;
-                                       }
-                               }
-                               buffer2[m] = '\0';
+                               unquote_string(buffer, buffer2);
                                str = buffer2;
                        }
                        break;