X-Git-Url: https://git.m6w6.name/?a=blobdiff_plain;f=lib%2Fmemcached_delete.c;h=7c026cbcd9835005833220fd008f4e07c7856801;hb=2dce97932fbd574db1179add7bc3facc0318186c;hp=b50aaef0f9be5c7fdb4c459d0ee79b31f0c3f22d;hpb=452f5b545eec58ac1bddd32ea131b79e2b1a52a9;p=awesomized%2Flibmemcached diff --git a/lib/memcached_delete.c b/lib/memcached_delete.c index b50aaef0..7c026cbc 100644 --- a/lib/memcached_delete.c +++ b/lib/memcached_delete.c @@ -1,19 +1,32 @@ -#include +#include "common.h" memcached_return memcached_delete(memcached_st *ptr, char *key, size_t key_length, time_t expiration) { - size_t send_length, sent_length; + return memcached_delete_by_key(ptr, key, key_length, + key, key_length, expiration); +} + +memcached_return memcached_delete_by_key(memcached_st *ptr, + char *master_key, size_t master_key_length, + char *key, size_t key_length, + time_t expiration) +{ + char to_write; + size_t send_length; memcached_return rc; char buffer[MEMCACHED_DEFAULT_COMMAND_SIZE]; unsigned int server_key; - rc= memcached_connect(ptr); + LIBMEMCACHED_MEMCACHED_DELETE_START(); - if (rc != MEMCACHED_SUCCESS) - return rc; + if (key_length == 0) + return MEMCACHED_NO_KEY_PROVIDED; + + if (ptr->hosts == NULL || ptr->number_of_hosts == 0) + return MEMCACHED_NO_SERVERS; - server_key= memcached_generate_hash(key, key_length) % ptr->number_of_hosts; + server_key= memcached_generate_hash(ptr, master_key, master_key_length); if (expiration) send_length= snprintf(buffer, MEMCACHED_DEFAULT_COMMAND_SIZE, @@ -24,12 +37,33 @@ memcached_return memcached_delete(memcached_st *ptr, char *key, size_t key_lengt "delete %.*s\r\n", (int)key_length, key); if (send_length >= MEMCACHED_DEFAULT_COMMAND_SIZE) - return MEMCACHED_WRITE_FAILURE; + { + rc= MEMCACHED_WRITE_FAILURE; + goto error; + } - sent_length= write(ptr->hosts[server_key].fd, buffer, send_length); + if ((ptr->flags & MEM_NO_BLOCK)) + to_write= 0; + else + to_write= 1; + + rc= memcached_do(ptr, server_key, buffer, send_length, to_write); + if (rc != MEMCACHED_SUCCESS) + goto error; - if (sent_length == -1 || sent_length != send_length) - return MEMCACHED_WRITE_FAILURE; + if ((ptr->flags & MEM_NO_BLOCK)) + { + rc= MEMCACHED_SUCCESS; + memcached_server_response_increment(ptr, server_key); + } + else + { + rc= memcached_response(ptr, buffer, MEMCACHED_DEFAULT_COMMAND_SIZE, server_key); + if (rc == MEMCACHED_DELETED) + rc= MEMCACHED_SUCCESS; + } - return memcached_response(ptr, buffer, MEMCACHED_DEFAULT_COMMAND_SIZE, server_key); +error: + LIBMEMCACHED_MEMCACHED_DELETE_END(); + return rc; }