Escape colons and similar in MRHKP output

  : is used as a separator in MRHKP output, so we need to escape it. We
  also need to escape % for similar reasons, so do so. Closes Debian bug
  #487284

diff --git a/keyindex.c b/keyindex.c
index c708aa48642aada710f8589de1ae40883958c865..fead60b0163d4dc51813e2865d93d7b110aefc83 100644 (file)
--- a/keyindex.c
+++ b/keyindex.c
@@ -1,9 +1,7 @@
 /*
  * keyindex.c - Routines to list an OpenPGP key.
  *
- * Jonathan McDowell <noodles@earth.li>
- *
- * Copyright 2002-2005 Project Purple
+ * Copyright 2002-2008 Jonathan McDowell <noodles@earth.li>
  */
 
 #include <inttypes.h>
@@ -320,6 +318,7 @@ int mrkey_index(struct openpgp_publickey *keys)
        int                                      i = 0;
        size_t                                   fplength = 0;
        unsigned char                            fp[20];
+       int                                      c;
 
        while (keys != NULL) {
                created_time = (keys->publickey->data[1] << 24) +
@@ -363,9 +362,20 @@ int mrkey_index(struct openpgp_publickey *keys)
                         curuid = curuid->next) {
                
                        if (curuid->packet->tag == 13) {
-                               printf("uid:%.*s\n",
-                                       (int) curuid->packet->length,
-                                       curuid->packet->data);
+                               printf("uid:");
+                               for (i = 0; i < (int) curuid->packet->length;
+                                               i++) {
+                                       c = curuid->packet->data[i];
+                                       if (c == '%') {
+                                               putchar('%');
+                                               putchar(c);
+                                       } else if (c == ':' || c > 127) {
+                                               printf("%%%X", c);
+                                       } else {
+                                               putchar(c);
+                                       }
+                               }
+                               printf("\n");
                        }
                }
                keys = keys->next;