cscvs to tla changeset 28

Author: noodles
Date: 2002/11/11 15:47:19
Add support for searching on a full string to DB3 backend.

diff --git a/keydb_db3.c b/keydb_db3.c
index 5224b52129f4e2828c01bff82d6998679514dd90..6ef3473189de8e9060e654f0a3c0eaff2541f7c7 100644 (file)
--- a/keydb_db3.c
+++ b/keydb_db3.c
@@ -225,6 +225,11 @@ int fetch_key(uint64_t keyid, struct openpgp_publickey **publickey,
        return (numkeys);
 }
 
+int worddb_cmp(const char *d1, const char *d2)
+{
+       return memcmp(d1, d2, 12);
+}
+
 /**
  *     fetch_key_text - Trys to find the keys that contain the supplied text.
  *     @search: The text to search for.
@@ -241,40 +246,82 @@ int fetch_key_text(const char *search, struct openpgp_publickey **publickey)
        uint64_t keyid;
        int i;
        int numkeys;
+       char *searchtext = NULL;
+       struct ll *wordlist = NULL;
+       struct ll *curword = NULL;
+       struct ll *keylist = NULL;
+       struct ll *newkeylist = NULL;
 
        numkeys = 0;
+       searchtext = strdup(search);
+       wordlist = makewordlist(wordlist, searchtext);
+
 
        ret = worddb->cursor(worddb,
                        NULL, /* txn */
                        &cursor,
                        0);   /* flags */
-       if (ret == 0) {
+
+       for (curword = wordlist; curword != NULL; curword = curword->next) {
                memset(&key, 0, sizeof(key));
                memset(&data, 0, sizeof(data));
-               key.data = (void *) search;
-               key.size = strlen(search);
+               key.data = curword->object;
+               key.size = strlen(curword->object);
+               data.flags = DB_DBT_MALLOC;
                ret = cursor->c_get(cursor,
                                &key,
                                &data,
                                DB_SET);
-               while (ret == 0 && strcmp(key.data, search) == 0) {
+               while (ret == 0 && strncmp(key.data, curword->object,
+                                       key.size) == 0 &&
+                               ((char *) curword->object)[key.size] == 0) {
                        keyid = 0;
                        for (i = 4; i < 12; i++) {
                                keyid <<= 8;
-                               keyid += ((unsigned char *) data.data)[i];
+                               keyid += ((unsigned char *)
+                                               data.data)[i];
+                       }
+
+                       if (keylist == NULL ||
+                                       llfind(keylist, data.data,
+                                               worddb_cmp) != NULL) {
+                               newkeylist = lladd(newkeylist, data.data);
+                       } else {
+                               free(data.data);
+                               data.data = NULL;
                        }
-                       numkeys += fetch_key(keyid,
-                                       publickey,
-                                       false);
                        ret = cursor->c_get(cursor,
                                        &key,
                                        &data,
                                        DB_NEXT);
                }
-               ret = cursor->c_close(cursor);
-               cursor = NULL;
+               llfree(keylist, free);
+               keylist = newkeylist;
+               newkeylist = NULL;
        }
        
+       for (newkeylist = keylist; newkeylist != NULL;
+                       newkeylist = newkeylist->next) {
+
+                       keyid = 0;
+                       for (i = 4; i < 12; i++) {
+                               keyid <<= 8;
+                               keyid += ((unsigned char *)
+                                               newkeylist->object)[i];
+                       }
+
+                       numkeys += fetch_key(keyid,
+                                       publickey,
+                                       false);
+       }
+       llfree(keylist, free);
+       keylist = NULL;
+       free(searchtext);
+       searchtext = NULL;
+
+       ret = cursor->c_close(cursor);
+       cursor = NULL;
+       
        return (numkeys);
 }