mirror of
https://github.com/samba-team/samba.git
synced 2024-12-23 17:34:34 +03:00
Merge from HEAD - mimir's new gencache based namecache code.
Andrew Bartlett
(This used to be commit f79324f730
)
This commit is contained in:
parent
e3ed8eaa2f
commit
863e9ca2c6
@ -91,8 +91,8 @@ BOOL gencache_shutdown(void)
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/**
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* Add one entry to the cache file.
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* (it part of tridge's proposed API)
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* Set an entry in the cache file. If there's no such
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* one, then add it.
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*
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* @param key string that represents a key of this entry
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* @param value text representation value being cached
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@ -102,7 +102,7 @@ BOOL gencache_shutdown(void)
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* false on the attempt's failure
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**/
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BOOL gencache_add(const char *keystr, const char *value, time_t timeout)
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BOOL gencache_set(const char *keystr, const char *value, time_t timeout)
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{
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int ret;
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TDB_DATA keybuf, databuf;
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@ -122,7 +122,7 @@ BOOL gencache_add(const char *keystr, const char *value, time_t timeout)
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= %s (%d seconds %s)\n", keybuf.dptr, value, ctime(&timeout),
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(int)(timeout - time(NULL)), timeout > time(NULL) ? "ahead" : "in the past"));
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ret = tdb_store(cache, keybuf, databuf, TDB_INSERT);
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ret = tdb_store(cache, keybuf, databuf, 0);
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SAFE_FREE(valstr);
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SAFE_FREE(keybuf.dptr);
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SAFE_FREE(databuf.dptr);
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@ -133,7 +133,6 @@ BOOL gencache_add(const char *keystr, const char *value, time_t timeout)
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/**
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* Set existing entry to the cache file.
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* (it part of tridge's proposed API)
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*
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* @param key string that represents a key of this entry
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* @param value text representation value being cached
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@ -143,7 +142,7 @@ BOOL gencache_add(const char *keystr, const char *value, time_t timeout)
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* false on the attempt's failure
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**/
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BOOL gencache_set(const char *keystr, const char *valstr, time_t timeout)
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BOOL gencache_set_only(const char *keystr, const char *valstr, time_t timeout)
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{
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int ret = -1;
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TDB_DATA keybuf, databuf;
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@ -189,7 +188,6 @@ BOOL gencache_set(const char *keystr, const char *valstr, time_t timeout)
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/**
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* Delete one entry from the cache file.
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* (it part of tridge's proposed API)
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*
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* @param key string that represents a key of this entry
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*
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@ -219,11 +217,10 @@ BOOL gencache_del(const char *keystr)
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/**
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* Get existing entry from the cache file.
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* (it part of tridge's proposed API)
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*
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* @param key string that represents a key of this entry
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* @param value buffer that is allocated and filled with the entry value
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* buffer's disposing is done outside
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* buffer's disposing must be done outside
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* @param timeout pointer to a time_t that is filled with entry's
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* timeout
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*
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@ -272,12 +269,14 @@ BOOL gencache_get(const char *keystr, char **valstr, time_t *timeout)
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*
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* @param fn pointer to the function that will be supplied with each single
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* matching cache entry (key, value and timeout) as an arguments
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* @param data void pointer to an arbitrary data that is passed directly to the fn
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* function on each call
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* @param keystr_pattern pattern the existing entries' keys are matched to
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*
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**/
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void gencache_iterate(void (*fn)(const char* key, const char *value, time_t timeout),
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const char* keystr_pattern)
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void gencache_iterate(void (*fn)(const char* key, const char *value, time_t timeout, void* dptr),
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void* data, const char* keystr_pattern)
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{
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TDB_LIST_NODE *node, *first_node;
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TDB_DATA databuf;
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@ -289,7 +288,7 @@ void gencache_iterate(void (*fn)(const char* key, const char *value, time_t time
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if (!gencache_init()) return;
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DEBUG(5, ("Searching cache keys with pattern %s", keystr_pattern));
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DEBUG(5, ("Searching cache keys with pattern %s\n", keystr_pattern));
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node = tdb_search_keys(cache, keystr_pattern);
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first_node = node;
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@ -314,7 +313,7 @@ void gencache_iterate(void (*fn)(const char* key, const char *value, time_t time
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DEBUG(10, ("Calling function with arguments (key = %s, value = %s, timeout = %s)\n",
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keystr, valstr, ctime(&timeout)));
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fn(keystr, valstr, timeout);
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fn(keystr, valstr, timeout, data);
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SAFE_FREE(valstr);
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SAFE_FREE(entry);
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@ -1367,6 +1367,158 @@ BOOL str_list_substitute(char **list, const char *pattern, const char *insert)
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return True;
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}
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#define IPSTR_LIST_SEP ","
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/**
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* Add ip string representation to ipstr list. Used also
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* as part of @function ipstr_list_make
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*
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* @param ipstr_list pointer to string containing ip list;
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* MUST BE already allocated and IS reallocated if necessary
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* @param ipstr_size pointer to current size of ipstr_list (might be changed
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* as a result of reallocation)
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* @param ip IP address which is to be added to list
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* @return pointer to string appended with new ip and possibly
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* reallocated to new length
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**/
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char* ipstr_list_add(char** ipstr_list, const struct in_addr *ip)
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{
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char* new_ipstr = NULL;
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/* arguments checking */
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if (!ipstr_list || !ip) return NULL;
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/* attempt to convert ip to a string and append colon separator to it */
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if (*ipstr_list) {
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asprintf(&new_ipstr, "%s%s%s", *ipstr_list, IPSTR_LIST_SEP,inet_ntoa(*ip));
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SAFE_FREE(*ipstr_list);
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} else {
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asprintf(&new_ipstr, "%s", inet_ntoa(*ip));
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}
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*ipstr_list = new_ipstr;
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return *ipstr_list;
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}
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/**
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* Allocate and initialise an ipstr list using ip adresses
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* passed as arguments.
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*
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* @param ipstr_list pointer to string meant to be allocated and set
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* @param ip_list array of ip addresses to place in the list
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* @param ip_count number of addresses stored in ip_list
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* @return pointer to allocated ip string
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**/
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char* ipstr_list_make(char** ipstr_list, const struct in_addr* ip_list, int ip_count)
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{
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int i;
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/* arguments checking */
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if (!ip_list && !ipstr_list) return 0;
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*ipstr_list = NULL;
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/* process ip addresses given as arguments */
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for (i = 0; i < ip_count; i++)
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*ipstr_list = ipstr_list_add(ipstr_list, &ip_list[i]);
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return (*ipstr_list);
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}
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/**
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* Parse given ip string list into array of ip addresses
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* (as in_addr structures)
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*
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* @param ipstr ip string list to be parsed
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* @param ip_list pointer to array of ip addresses which is
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* allocated by this function and must be freed by caller
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* @return number of succesfully parsed addresses
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**/
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int ipstr_list_parse(const char* ipstr_list, struct in_addr** ip_list)
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{
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fstring token_str;
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int count;
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if (!ipstr_list || !ip_list) return 0;
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for (*ip_list = NULL, count = 0;
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next_token(&ipstr_list, token_str, IPSTR_LIST_SEP, FSTRING_LEN);
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count++) {
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struct in_addr addr;
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/* convert single token to ip address */
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if ( (addr.s_addr = inet_addr(token_str)) == INADDR_NONE )
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break;
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/* prepare place for another in_addr structure */
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*ip_list = Realloc(*ip_list, (count + 1) * sizeof(struct in_addr));
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if (!*ip_list) return -1;
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(*ip_list)[count] = addr;
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}
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return count;
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}
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/**
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* Safely free ip string list
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*
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* @param ipstr_list ip string list to be freed
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**/
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void ipstr_list_free(char* ipstr_list)
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{
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SAFE_FREE(ipstr_list);
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}
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/***********************************************************
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Unescape a URL encoded string, in place.
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***********************************************************/
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void rfc1738_unescape(char *buf)
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{
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char *p=buf;
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while ((p=strchr_m(p,'+')))
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*p = ' ';
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p = buf;
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while (p && *p && (p=strchr_m(p,'%'))) {
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int c1 = p[1];
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int c2 = p[2];
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if (c1 >= '0' && c1 <= '9')
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c1 = c1 - '0';
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else if (c1 >= 'A' && c1 <= 'F')
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c1 = 10 + c1 - 'A';
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else if (c1 >= 'a' && c1 <= 'f')
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c1 = 10 + c1 - 'a';
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else {p++; continue;}
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if (c2 >= '0' && c2 <= '9')
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c2 = c2 - '0';
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else if (c2 >= 'A' && c2 <= 'F')
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c2 = 10 + c2 - 'A';
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else if (c2 >= 'a' && c2 <= 'f')
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c2 = 10 + c2 - 'a';
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else {p++; continue;}
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*p = (c1<<4) | c2;
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memmove(p+1, p+3, strlen(p+3)+1);
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p++;
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}
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}
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#ifdef VALGRIND
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size_t valgrind_strlen(const char *s)
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{
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@ -1,9 +1,10 @@
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/*
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Unix SMB/CIFS implementation.
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NetBIOS name cache module.
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Copyright (C) Tim Potter, 2002
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NetBIOS name cache module on top of gencache mechanism.
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Copyright (C) Tim Potter 2002
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Copyright (C) Rafal Szczesniak 2002
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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@ -22,242 +23,224 @@
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#include "includes.h"
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static BOOL done_namecache_init;
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static BOOL enable_namecache;
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static TDB_CONTEXT *namecache_tdb;
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#define NBTKEY_FMT "NBT/%s#%02X"
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struct nc_value {
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time_t expiry; /* When entry expires */
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int count; /* Number of addresses */
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struct in_addr ip_list[1]; /* Address list */
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};
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/* Initialise namecache system */
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/**
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* Initialise namecache system. Function calls gencache
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* initialisation function to perform necessary actions
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*
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* @return true upon successful initialisation of the cache or
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* false on failure
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**/
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BOOL namecache_enable(void)
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{
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/* Check if we have been here before, or name caching disabled
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by setting the name cache timeout to zero. */
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if (done_namecache_init)
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return False;
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done_namecache_init = True;
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/*
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* Check if name caching disabled by setting the name cache
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* timeout to zero.
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*/
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if (lp_name_cache_timeout() == 0) {
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DEBUG(5, ("namecache_init: disabling netbios name cache\n"));
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DEBUG(5, ("namecache_enable: disabling netbios name cache\n"));
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return False;
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}
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/* Open namecache tdb in read/write or readonly mode */
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/* Init namecache by calling gencache initialisation */
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namecache_tdb = tdb_open_log(
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lock_path("namecache.tdb"), 0,
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TDB_DEFAULT, O_RDWR | O_CREAT, 0644);
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if (!namecache_tdb) {
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DEBUG(5, ("namecache_init: could not open %s\n",
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lock_path("namecache.tdb")));
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if (!gencache_init()) {
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DEBUG(2, ("namecache_enable: Couldn't initialise namecache on top of gencache.\n"));
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return False;
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}
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DEBUG(5, ("namecache_init: enabling netbios namecache, timeout %d "
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/* I leave it for now, though I don't think we really need this (mimir, 27.09.2002) */
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DEBUG(5, ("namecache_enable: enabling netbios namecache, timeout %d "
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"seconds\n", lp_name_cache_timeout()));
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enable_namecache = True;
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return True;
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}
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/* Return a key for a name and name type. The caller must free
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retval.dptr when finished. */
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static TDB_DATA namecache_key(const char *name, int name_type)
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/**
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* Shutdown namecache. Routine calls gencache close function
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* to safely close gencache file.
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*
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* @return true upon successful shutdown of the cache or
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* false on failure
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**/
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BOOL namecache_shutdown(void)
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{
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if (!gencache_shutdown()) {
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DEBUG(2, ("namecache_shutdown: Couldn't close namecache on top of gencache.\n"));
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return False;
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}
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DEBUG(5, ("namecache_shutdown: netbios namecache closed successfully.\n"));
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return True;
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}
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/**
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* Generates a key for netbios name lookups on basis of
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* netbios name and type.
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* The caller must free returned key string when finished.
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*
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* @param name netbios name string (case insensitive)
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* @param name_type netbios type of the name being looked up
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*
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* @return string consisted of uppercased name and appended
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* type number
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*/
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static char* namecache_key(const char *name, int name_type)
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{
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TDB_DATA retval;
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char *keystr;
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asprintf(&keystr, NBTKEY_FMT, strupper_static(name), name_type);
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asprintf(&keystr, "%s#%02X", strupper_static(name), name_type);
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retval.dsize = strlen(keystr) + 1;
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retval.dptr = keystr;
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return retval;
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return keystr;
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}
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/* Return a data value for an IP list. The caller must free
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retval.dptr when finished. */
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static TDB_DATA namecache_value(struct in_addr *ip_list, int num_names,
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time_t expiry)
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/**
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* Store a name(s) in the name cache
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*
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* @param name netbios names array
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* @param name_type integer netbios name type
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* @param num_names number of names being stored
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* @param ip_list array of in_addr structures containing
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* ip addresses being stored
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**/
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BOOL namecache_store(const char *name, int name_type,
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int num_names, struct in_addr *ip_list)
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{
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TDB_DATA retval;
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struct nc_value *value;
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int size = sizeof(struct nc_value);
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if (num_names > 0)
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size += sizeof(struct in_addr) * (num_names-1);
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value = (struct nc_value *)malloc(size);
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memset(value, 0, size);
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value->expiry = expiry;
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value->count = num_names;
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if (ip_list)
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memcpy(value->ip_list, ip_list, sizeof(struct in_addr) * num_names);
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retval.dptr = (char *)value;
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retval.dsize = size;
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return retval;
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}
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/* Store a name in the name cache */
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void namecache_store(const char *name, int name_type,
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int num_names, struct in_addr *ip_list)
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{
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TDB_DATA key, value;
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time_t expiry;
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char *key, *value_string;
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int i;
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if (!enable_namecache)
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return;
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/*
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* we use gecache call to avoid annoying debug messages about
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* initialised namecache again and again...
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*/
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if (!gencache_init()) return False;
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DEBUG(5, ("namecache_store: storing %d address%s for %s#%02x: ",
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num_names, num_names == 1 ? "": "es", name, name_type));
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num_names, num_names == 1 ? "": "es", name, name_type));
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for (i = 0; i < num_names; i++)
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DEBUGADD(5, ("%s%s", inet_ntoa(ip_list[i]),
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i == (num_names - 1) ? "" : ", "));
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i == (num_names - 1) ? "" : ", "));
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DEBUGADD(5, ("\n"));
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key = namecache_key(name, name_type);
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/* Cache pdc location or dc lists for only a little while
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otherwise if we lock on to a bad DC we can potentially be
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out of action for the entire cache timeout time! */
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/*
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* Cache pdc location or dc lists for only a little while
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* otherwise if we lock on to a bad DC we can potentially be
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* out of action for the entire cache timeout time!
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*/
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if (name_type != 0x1b || name_type != 0x1c)
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if (name_type == 0x1b || name_type == 0x1c)
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expiry = time(NULL) + 10;
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else
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expiry = time(NULL) + lp_name_cache_timeout();
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value = namecache_value(ip_list, num_names, expiry);
|
||||
|
||||
tdb_store(namecache_tdb, key, value, TDB_REPLACE);
|
||||
|
||||
free(key.dptr);
|
||||
free(value.dptr);
|
||||
/*
|
||||
* Generate string representation of ip addresses list
|
||||
* First, store the number of ip addresses and then
|
||||
* place each single ip
|
||||
*/
|
||||
ipstr_list_make(&value_string, ip_list, num_names);
|
||||
|
||||
/* set the entry */
|
||||
return (gencache_set(key, value_string, expiry));
|
||||
}
|
||||
|
||||
/* Look up a name in the name cache. Return a mallocated list of IP
|
||||
addresses if the name is contained in the cache. */
|
||||
|
||||
/**
|
||||
* Look up a name in the cache.
|
||||
*
|
||||
* @param name netbios name to look up for
|
||||
* @param name_type netbios name type of @param name
|
||||
* @param ip_list mallocated list of IP addresses if found in the cache,
|
||||
* NULL otherwise
|
||||
* @param num_names number of entries found
|
||||
*
|
||||
* @return true upon successful fetch or
|
||||
* false if name isn't found in the cache or has expired
|
||||
**/
|
||||
|
||||
BOOL namecache_fetch(const char *name, int name_type, struct in_addr **ip_list,
|
||||
int *num_names)
|
||||
int *num_names)
|
||||
{
|
||||
TDB_DATA key, value;
|
||||
struct nc_value *data = NULL;
|
||||
time_t now;
|
||||
int i;
|
||||
char *key, *value;
|
||||
time_t timeout;
|
||||
|
||||
*ip_list = NULL;
|
||||
*num_names = 0;
|
||||
|
||||
if (!enable_namecache)
|
||||
/* exit now if null pointers were passed as they're required further */
|
||||
if (!ip_list || !num_names) return False;
|
||||
|
||||
if (!gencache_init())
|
||||
return False;
|
||||
|
||||
/* Read value */
|
||||
|
||||
/*
|
||||
* Use gencache interface - lookup the key
|
||||
*/
|
||||
key = namecache_key(name, name_type);
|
||||
|
||||
value = tdb_fetch(namecache_tdb, key);
|
||||
if (!gencache_get(key, &value, &timeout)) {
|
||||
DEBUG(5, ("no entry for %s#%02X found.\n", name, name_type));
|
||||
SAFE_FREE(key);
|
||||
return False;
|
||||
} else {
|
||||
DEBUG(5, ("name %s#%02X found.\n", name, name_type));
|
||||
}
|
||||
|
||||
if (!value.dptr) {
|
||||
DEBUG(5, ("namecache_fetch: %s#%02x not found\n",
|
||||
name, name_type));
|
||||
goto done;
|
||||
}
|
||||
|
||||
data = (struct nc_value *)value.dptr;
|
||||
|
||||
/* Check expiry time */
|
||||
|
||||
now = time(NULL);
|
||||
|
||||
if (now > data->expiry) {
|
||||
|
||||
DEBUG(5, ("namecache_fetch: entry for %s#%02x expired\n",
|
||||
name, name_type));
|
||||
|
||||
tdb_delete(namecache_tdb, key);
|
||||
|
||||
value = tdb_null;
|
||||
|
||||
goto done;
|
||||
}
|
||||
|
||||
if ((data->expiry - now) > lp_name_cache_timeout()) {
|
||||
|
||||
/* Someone may have changed the system time on us */
|
||||
|
||||
DEBUG(5, ("namecache_fetch: entry for %s#%02x has bad expiry\n",
|
||||
name, name_type));
|
||||
|
||||
tdb_delete(namecache_tdb, key);
|
||||
|
||||
value = tdb_null;
|
||||
|
||||
goto done;
|
||||
}
|
||||
|
||||
/* Extract and return namelist */
|
||||
|
||||
DEBUG(5, ("namecache_fetch: returning %d address%s for %s#%02x: ",
|
||||
data->count, data->count == 1 ? "" : "es", name, name_type));
|
||||
|
||||
if (data->count) {
|
||||
|
||||
*ip_list = (struct in_addr *)malloc(
|
||||
sizeof(struct in_addr) * data->count);
|
||||
|
||||
memcpy(*ip_list, data->ip_list, sizeof(struct in_addr) * data->count);
|
||||
|
||||
*num_names = data->count;
|
||||
|
||||
for (i = 0; i < *num_names; i++)
|
||||
DEBUGADD(5, ("%s%s", inet_ntoa((*ip_list)[i]),
|
||||
i == (*num_names - 1) ? "" : ", "));
|
||||
|
||||
}
|
||||
|
||||
DEBUGADD(5, ("\n"));
|
||||
|
||||
done:
|
||||
SAFE_FREE(key.dptr);
|
||||
SAFE_FREE(data);
|
||||
|
||||
return value.dsize > 0;
|
||||
/*
|
||||
* Split up the stored value into the list of IP adresses
|
||||
*/
|
||||
*num_names = ipstr_list_parse(value, ip_list);
|
||||
|
||||
SAFE_FREE(key);
|
||||
SAFE_FREE(value);
|
||||
return *num_names > 0; /* true only if some ip has been fetched */
|
||||
}
|
||||
|
||||
/* Flush all names from the name cache */
|
||||
|
||||
/**
|
||||
* Delete single namecache entry. Look at the
|
||||
* gencache_iterate definition.
|
||||
*
|
||||
**/
|
||||
|
||||
static void flush_netbios_name(const char* key, const char *value, time_t timeout, void* dptr)
|
||||
{
|
||||
gencache_del(key);
|
||||
DEBUG(5, ("Deleting entry %s\n", key));
|
||||
}
|
||||
|
||||
|
||||
/**
|
||||
* Flush all names from the name cache.
|
||||
* It's done by gencache_iterate()
|
||||
*
|
||||
* @return True upon successful deletion or
|
||||
* False in case of an error
|
||||
**/
|
||||
|
||||
void namecache_flush(void)
|
||||
{
|
||||
int result;
|
||||
|
||||
if (!namecache_tdb)
|
||||
if (!gencache_init())
|
||||
return;
|
||||
|
||||
result = tdb_traverse(namecache_tdb, tdb_traverse_delete_fn, NULL);
|
||||
|
||||
if (result == -1)
|
||||
DEBUG(5, ("namecache_flush: error deleting cache entries\n"));
|
||||
else
|
||||
DEBUG(5, ("namecache_flush: deleted %d cache entr%s\n",
|
||||
result, result == 1 ? "y" : "ies"));
|
||||
/*
|
||||
* iterate through each NBT cache's entry and flush it
|
||||
* by flush_netbios_name function
|
||||
*/
|
||||
gencache_iterate(flush_netbios_name, NULL, "NBT/*");
|
||||
DEBUG(5, ("Namecache flushed\n"));
|
||||
}
|
||||
|
||||
|
@ -837,11 +837,6 @@ static BOOL internal_resolve_name(const char *name, int name_type,
|
||||
if (resolve_hosts(name, return_iplist, return_count)) {
|
||||
result = True;
|
||||
goto done;
|
||||
} else {
|
||||
|
||||
/* Store negative lookup result */
|
||||
|
||||
namecache_store(name, name_type, 0, NULL);
|
||||
}
|
||||
}
|
||||
} else if(strequal( tok, "lmhosts")) {
|
||||
@ -916,7 +911,10 @@ static BOOL internal_resolve_name(const char *name, int name_type,
|
||||
}
|
||||
|
||||
/* Save in name cache */
|
||||
|
||||
for (i = 0; i < *return_count && DEBUGLEVEL == 100; i++)
|
||||
DEBUG(100, ("Storing name %s of type %d (ip: %s)\n", name,
|
||||
name_type, inet_ntoa((*return_iplist)[i])));
|
||||
|
||||
namecache_store(name, name_type, *return_count, *return_iplist);
|
||||
|
||||
/* Display some debugging info */
|
||||
|
@ -34,15 +34,34 @@
|
||||
* (print_cache_entry) and to flush it (delete_cache_entry).
|
||||
* Both of them are defined by first arg of gencache_iterate() routine.
|
||||
*/
|
||||
static void print_cache_entry(const char* keystr, const char* datastr, const time_t timeout)
|
||||
static void print_cache_entry(const char* keystr, const char* datastr,
|
||||
const time_t timeout, void* dptr)
|
||||
{
|
||||
char* timeout_str = ctime(&timeout);
|
||||
timeout_str[strlen(timeout_str) - 1] = '\0';
|
||||
d_printf("Key: %s\t\t Value: %s\t\t Timeout: %s %s\n", keystr, datastr,
|
||||
timeout_str, timeout > time(NULL) ? "": "(expired)");
|
||||
char* timeout_str;
|
||||
time_t now_t = time(NULL);
|
||||
struct tm timeout_tm, *now_tm;
|
||||
/* localtime returns statically allocated pointer, so timeout_tm
|
||||
has to be copied somewhere else */
|
||||
memcpy(&timeout_tm, localtime(&timeout), sizeof(struct tm));
|
||||
now_tm = localtime(&now_t);
|
||||
|
||||
/* form up timeout string depending whether it's today's date or not */
|
||||
if (timeout_tm.tm_year != now_tm->tm_year ||
|
||||
timeout_tm.tm_mon != now_tm->tm_mon ||
|
||||
timeout_tm.tm_mday != now_tm->tm_mday) {
|
||||
|
||||
timeout_str = asctime(&timeout_tm);
|
||||
timeout_str[strlen(timeout_str) - 1] = '\0'; /* remove tailing CR */
|
||||
} else
|
||||
asprintf(&timeout_str, "%.2d:%.2d:%.2d", timeout_tm.tm_hour,
|
||||
timeout_tm.tm_min, timeout_tm.tm_sec);
|
||||
|
||||
d_printf("Key: %s\t Timeout: %s\t Value: %s %s\n", keystr,
|
||||
timeout_str, datastr, timeout > now_t ? "": "(expired)");
|
||||
}
|
||||
|
||||
static void delete_cache_entry(const char* keystr, const char* datastr, const time_t timeout)
|
||||
static void delete_cache_entry(const char* keystr, const char* datastr,
|
||||
const time_t timeout, void* dptr)
|
||||
{
|
||||
if (!gencache_del(keystr))
|
||||
d_printf("Couldn't delete entry! key = %s", keystr);
|
||||
@ -106,7 +125,7 @@ static time_t parse_timeout(const char* timeout_str)
|
||||
|
||||
|
||||
/**
|
||||
* Add an entry to the cache
|
||||
* Add an entry to the cache. If it does exist, then set it.
|
||||
*
|
||||
* @param argv key, value and timeout are passed in command line
|
||||
* @return 0 on success, otherwise failure
|
||||
@ -132,12 +151,12 @@ static int net_cache_add(int argc, const char **argv)
|
||||
return -1;
|
||||
}
|
||||
|
||||
if (gencache_add(keystr, datastr, timeout)) {
|
||||
if (gencache_set(keystr, datastr, timeout)) {
|
||||
d_printf("New cache entry stored successfully.\n");
|
||||
gencache_shutdown();
|
||||
return 0;
|
||||
}
|
||||
|
||||
}
|
||||
|
||||
d_printf("Entry couldn't be added. Perhaps there's already such a key.\n");
|
||||
gencache_shutdown();
|
||||
return -1;
|
||||
@ -145,7 +164,8 @@ static int net_cache_add(int argc, const char **argv)
|
||||
|
||||
|
||||
/**
|
||||
* Set new value of an existing entry in the cache
|
||||
* Set new value of an existing entry in the cache. Fail If the entry doesn't
|
||||
* exist.
|
||||
*
|
||||
* @param argv key being searched and new value and timeout to set in the entry
|
||||
* @return 0 on success, otherwise failure
|
||||
@ -171,7 +191,7 @@ static int net_cache_set(int argc, const char **argv)
|
||||
return -1;
|
||||
}
|
||||
|
||||
if (gencache_set(keystr, datastr, timeout)) {
|
||||
if (gencache_set_only(keystr, datastr, timeout)) {
|
||||
d_printf("Cache entry set successfully.\n");
|
||||
gencache_shutdown();
|
||||
return 0;
|
||||
@ -201,7 +221,7 @@ static int net_cache_del(int argc, const char **argv)
|
||||
if(gencache_del(keystr)) {
|
||||
d_printf("Entry deleted.\n");
|
||||
return 0;
|
||||
}
|
||||
}
|
||||
|
||||
d_printf("Couldn't delete specified entry\n");
|
||||
return -1;
|
||||
@ -226,9 +246,9 @@ static int net_cache_get(int argc, const char **argv)
|
||||
}
|
||||
|
||||
if (gencache_get(keystr, &valuestr, &timeout)) {
|
||||
print_cache_entry(keystr, valuestr, timeout);
|
||||
print_cache_entry(keystr, valuestr, timeout, NULL);
|
||||
return 0;
|
||||
}
|
||||
}
|
||||
|
||||
d_printf("Failed to find entry\n");
|
||||
return -1;
|
||||
@ -251,7 +271,7 @@ static int net_cache_search(int argc, const char **argv)
|
||||
}
|
||||
|
||||
pattern = argv[0];
|
||||
gencache_iterate(print_cache_entry, pattern);
|
||||
gencache_iterate(print_cache_entry, NULL, pattern);
|
||||
return 0;
|
||||
}
|
||||
|
||||
@ -265,7 +285,7 @@ static int net_cache_search(int argc, const char **argv)
|
||||
static int net_cache_list(int argc, const char **argv)
|
||||
{
|
||||
const char* pattern = "*";
|
||||
gencache_iterate(print_cache_entry, pattern);
|
||||
gencache_iterate(print_cache_entry, NULL, pattern);
|
||||
gencache_shutdown();
|
||||
return 0;
|
||||
}
|
||||
@ -280,7 +300,7 @@ static int net_cache_list(int argc, const char **argv)
|
||||
static int net_cache_flush(int argc, const char **argv)
|
||||
{
|
||||
const char* pattern = "*";
|
||||
gencache_iterate(delete_cache_entry, pattern);
|
||||
gencache_iterate(delete_cache_entry, NULL, pattern);
|
||||
gencache_shutdown();
|
||||
return 0;
|
||||
}
|
||||
|
Loading…
Reference in New Issue
Block a user