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-rw-r--r--keyserver/ksutil.c21
1 files changed, 17 insertions, 4 deletions
diff --git a/keyserver/ksutil.c b/keyserver/ksutil.c
index 44224bc64..23dbc8f07 100644
--- a/keyserver/ksutil.c
+++ b/keyserver/ksutil.c
@@ -350,6 +350,10 @@ print_nocr(FILE *stream,const char *str)
}
}
+#define HEX "abcdefABCDEF1234567890"
+
+/* Return what sort of item is being searched for. *search is
+ permuted to remove any special indicators of a search type. */
enum ks_search_type
classify_ks_search(const char **search)
{
@@ -370,14 +374,12 @@ classify_ks_search(const char **search)
case '0':
if((*search)[1]=='x')
{
- if(strlen(*search)==10
- && strspn(*search,"abcdefABCDEF1234567890x")==10)
+ if(strlen(*search)==10 && strspn(*search,HEX"x")==10)
{
(*search)+=2;
return KS_SEARCH_KEYID_SHORT;
}
- else if(strlen(*search)==18
- && strspn(*search,"abcdefABCDEF1234567890x")==18)
+ else if(strlen(*search)==18 && strspn(*search,HEX"x")==18)
{
(*search)+=2;
return KS_SEARCH_KEYID_LONG;
@@ -385,6 +387,17 @@ classify_ks_search(const char **search)
}
/* fall through */
default:
+ /* Try and recognize a key ID. This isn't exact (it's possible
+ that a user ID string happens to be 8 or 16 digits of hex),
+ but it's extremely unlikely. Plus the main GPG program does
+ this also, and consistency is good. */
+
+ if(strlen(*search)==8 && strspn(*search,HEX)==8)
+ return KS_SEARCH_KEYID_SHORT;
+ else if(strlen(*search)==16 && strspn(*search,HEX)==16)
+ return KS_SEARCH_KEYID_LONG;
+
+ /* Last resort */
return KS_SEARCH_SUBSTR;
}
}