X-Git-Url: https://git.m6w6.name/?a=blobdiff_plain;f=lib%2Fmemcached_delete.c;h=b3ae560d14253bceaac1b7719ed821b40aca0e74;hb=8a86b578acc594d37a8638e3e0afba1286c4b6ca;hp=98aac143743d422292f35061d4ab5c0718d255ff;hpb=7cbcd28d0e2958df0572d965996a65e22b18e66a;p=m6w6%2Flibmemcached diff --git a/lib/memcached_delete.c b/lib/memcached_delete.c index 98aac143..b3ae560d 100644 --- a/lib/memcached_delete.c +++ b/lib/memcached_delete.c @@ -1,26 +1,65 @@ -#include +#include "common.h" memcached_return memcached_delete(memcached_st *ptr, char *key, size_t key_length, time_t expiration) { + 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; + + LIBMEMCACHED_MEMCACHED_DELETE_START(); - rc= memcached_connect(ptr); + 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(ptr, master_key, master_key_length); if (expiration) send_length= snprintf(buffer, MEMCACHED_DEFAULT_COMMAND_SIZE, - "delete %.*s %u\r\n", key_length, key, expiration); + "delete %.*s %llu\r\n", (int)key_length, key, + (unsigned long long)expiration); else send_length= snprintf(buffer, MEMCACHED_DEFAULT_COMMAND_SIZE, - "delete %.*s\r\n", key_length, key); - if ((write(ptr->fd, buffer, send_length) == -1)) + "delete %.*s\r\n", (int)key_length, key); + + if (send_length >= MEMCACHED_DEFAULT_COMMAND_SIZE) { - fprintf(stderr, "failed set on %.*s TCP\n", key_length+1, key); + rc= MEMCACHED_WRITE_FAILURE; + goto error; + } + + to_write= (ptr->flags & MEM_BUFFER_REQUESTS) ? 0 : 1; - return MEMCACHED_WRITE_FAILURE; + rc= memcached_do(&ptr->hosts[server_key], buffer, send_length, to_write); + if (rc != MEMCACHED_SUCCESS) + goto error; + + if ((ptr->flags & MEM_BUFFER_REQUESTS)) + { + rc= MEMCACHED_BUFFERED; + } + else + { + rc= memcached_response(&ptr->hosts[server_key], buffer, MEMCACHED_DEFAULT_COMMAND_SIZE, NULL); + if (rc == MEMCACHED_DELETED) + rc= MEMCACHED_SUCCESS; } - return memcached_response(ptr, buffer, MEMCACHED_DEFAULT_COMMAND_SIZE); +error: + LIBMEMCACHED_MEMCACHED_DELETE_END(); + return rc; }