X-Git-Url: https://git.m6w6.name/?a=blobdiff_plain;f=libmemcached%2Ftouch.cc;h=91d0825f09a8ab7f822cc6d0bfec9f4ba6880095;hb=f00605dce4a482c8b19ef17c0e79c31238498522;hp=1107139d4f2a2cd7c7a8f95a960bd4c6ce34f31c;hpb=c69776b7cf0d0c26b07abd83da8a797182ff6fae;p=awesomized%2Flibmemcached diff --git a/libmemcached/touch.cc b/libmemcached/touch.cc index 1107139d..91d0825f 100644 --- a/libmemcached/touch.cc +++ b/libmemcached/touch.cc @@ -38,24 +38,30 @@ #include #include -static memcached_return_t ascii_touch(memcached_server_write_instance_st instance, +static memcached_return_t ascii_touch(memcached_instance_st* instance, const char *key, size_t key_length, time_t expiration) { - char buffer[21]; + char expiration_buffer[MEMCACHED_MAXIMUM_INTEGER_DISPLAY_LENGTH +1]; + int expiration_buffer_length= snprintf(expiration_buffer, sizeof(expiration_buffer), " %llu", (unsigned long long)expiration); + if (size_t(expiration_buffer_length) >= sizeof(expiration_buffer) or expiration_buffer_length < 0) + { + return memcached_set_error(*instance, MEMCACHED_MEMORY_ALLOCATION_FAILURE, MEMCACHED_AT, + memcached_literal_param("snprintf(MEMCACHED_MAXIMUM_INTEGER_DISPLAY_LENGTH)")); + } - int buffer_length= snprintf(buffer, sizeof(buffer), " %u", uint32_t(expiration)); - struct libmemcached_io_vector_st vector[]= + libmemcached_io_vector_st vector[]= { + { NULL, 0 }, { memcached_literal_param("touch ") }, { memcached_array_string(instance->root->_namespace), memcached_array_size(instance->root->_namespace) }, { key, key_length }, - { buffer, buffer_length }, + { expiration_buffer, size_t(expiration_buffer_length) }, { memcached_literal_param("\r\n") } }; memcached_return_t rc; - if (memcached_failed(rc= memcached_vdo(instance, vector, 5, true))) + if (memcached_failed(rc= memcached_vdo(instance, vector, 6, true))) { memcached_io_reset(instance); return memcached_set_error(*instance, MEMCACHED_WRITE_FAILURE, MEMCACHED_AT); @@ -64,12 +70,14 @@ static memcached_return_t ascii_touch(memcached_server_write_instance_st instanc return rc; } -static memcached_return_t binary_touch(memcached_server_write_instance_st instance, +static memcached_return_t binary_touch(memcached_instance_st* instance, const char *key, size_t key_length, time_t expiration) { protocol_binary_request_touch request= {}; //{.bytes= {0}}; - request.message.header.request.magic= PROTOCOL_BINARY_REQ; + + initialize_binary_request(instance, request.message.header); + request.message.header.request.opcode= PROTOCOL_BINARY_CMD_TOUCH; request.message.header.request.extlen= 4; request.message.header.request.keylen= htons((uint16_t)(key_length +memcached_array_size(instance->root->_namespace))); @@ -77,15 +85,16 @@ static memcached_return_t binary_touch(memcached_server_write_instance_st instan request.message.header.request.bodylen= htonl((uint32_t)(key_length +memcached_array_size(instance->root->_namespace) +request.message.header.request.extlen)); request.message.body.expiration= htonl((uint32_t) expiration); - struct libmemcached_io_vector_st vector[]= + libmemcached_io_vector_st vector[]= { + { NULL, 0 }, { request.bytes, sizeof(request.bytes) }, { memcached_array_string(instance->root->_namespace), memcached_array_size(instance->root->_namespace) }, { key, key_length } }; memcached_return_t rc; - if (memcached_failed(rc= memcached_vdo(instance, vector, 3, true))) + if (memcached_failed(rc= memcached_vdo(instance, vector, 4, true))) { memcached_io_reset(instance); return memcached_set_error(*instance, MEMCACHED_WRITE_FAILURE, MEMCACHED_AT); @@ -101,26 +110,27 @@ memcached_return_t memcached_touch(memcached_st *ptr, return memcached_touch_by_key(ptr, key, key_length, key, key_length, expiration); } -memcached_return_t memcached_touch_by_key(memcached_st *ptr, +memcached_return_t memcached_touch_by_key(memcached_st *shell, const char *group_key, size_t group_key_length, const char *key, size_t key_length, time_t expiration) { + Memcached* ptr= memcached2Memcached(shell); LIBMEMCACHED_MEMCACHED_TOUCH_START(); memcached_return_t rc; - if (memcached_failed(rc= initialize_query(ptr))) + if (memcached_failed(rc= initialize_query(ptr, true))) { return rc; } - if (memcached_failed(rc= memcached_validate_key_length(key_length, ptr->flags.binary_protocol))) + if (memcached_failed(rc= memcached_key_test(*ptr, (const char **)&key, &key_length, 1))) { return memcached_set_error(*ptr, rc, MEMCACHED_AT); } uint32_t server_key= memcached_generate_hash_with_redistribution(ptr, group_key, group_key_length); - memcached_server_write_instance_st instance= memcached_server_instance_fetch(ptr, server_key); + memcached_instance_st* instance= memcached_instance_fetch(ptr, server_key); if (ptr->flags.binary_protocol) { @@ -137,7 +147,7 @@ memcached_return_t memcached_touch_by_key(memcached_st *ptr, } char buffer[MEMCACHED_DEFAULT_COMMAND_SIZE]; - rc= memcached_read_one_response(instance, buffer, sizeof(buffer), NULL); + rc= memcached_response(instance, buffer, sizeof(buffer), NULL); if (rc == MEMCACHED_SUCCESS or rc == MEMCACHED_NOTFOUND) {