-/* vim:expandtab:shiftwidth=2:tabstop=2:smarttab:
- *
- * Libmemcached library
- *
- * Copyright (C) 2011 Data Differential, http://datadifferential.com/
- * Copyright (C) 2006-2009 Brian Aker All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions are
- * met:
- *
- * * Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- *
- * * Redistributions in binary form must reproduce the above
- * copyright notice, this list of conditions and the following disclaimer
- * in the documentation and/or other materials provided with the
- * distribution.
- *
- * * The names of its contributors may not be used to endorse or
- * promote products derived from this software without specific prior
- * written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
- * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
- * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
- * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
- * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
- * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
- * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
- * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
- * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
- * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
- * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
- *
- */
+/*
+ +--------------------------------------------------------------------+
+ | libmemcached - C/C++ Client Library for memcached |
+ +--------------------------------------------------------------------+
+ | Redistribution and use in source and binary forms, with or without |
+ | modification, are permitted under the terms of the BSD license. |
+ | You should have received a copy of the license in a bundled file |
+ | named LICENSE; in case you did not receive a copy you can review |
+ | the terms online at: https://opensource.org/licenses/BSD-3-Clause |
+ +--------------------------------------------------------------------+
+ | Copyright (c) 2006-2014 Brian Aker https://datadifferential.com/ |
+ | Copyright (c) 2020 Michael Wallner <mike@php.net> |
+ +--------------------------------------------------------------------+
+*/
#include "libmemcached/common.h"
#include "libmemcached/string.hpp"
-static memcached_return_t textual_value_fetch(memcached_instance_st* instance,
- char *buffer,
- memcached_result_st *result)
-{
+static memcached_return_t textual_value_fetch(memcached_instance_st *instance, char *buffer,
+ memcached_result_st *result) {
char *next_ptr;
- ssize_t read_length= 0;
+ ssize_t read_length = 0;
size_t value_length;
WATCHPOINT_ASSERT(instance->root);
- char *end_ptr= buffer + MEMCACHED_DEFAULT_COMMAND_SIZE;
+ char *end_ptr = buffer + MEMCACHED_DEFAULT_COMMAND_SIZE;
memcached_result_reset(result);
- char *string_ptr= buffer;
- string_ptr+= 6; /* "VALUE " */
-
+ char *string_ptr = buffer;
+ string_ptr += 6; /* "VALUE " */
// Just used for cases of AES decrypt currently
- memcached_return_t rc= MEMCACHED_SUCCESS;
+ memcached_return_t rc = MEMCACHED_SUCCESS;
/* We load the key */
{
- char *key= result->item_key;
- result->key_length= 0;
+ char *key = result->item_key;
+ result->key_length = 0;
- for (ptrdiff_t prefix_length= memcached_array_size(instance->root->_namespace); !(iscntrl(*string_ptr) || isspace(*string_ptr)) ; string_ptr++)
+ for (ptrdiff_t prefix_length = memcached_array_size(instance->root->_namespace);
+ !(iscntrl(*string_ptr) || isspace(*string_ptr)); string_ptr++)
{
- if (prefix_length == 0)
- {
- *key= *string_ptr;
+ if (prefix_length == 0) {
+ *key = *string_ptr;
key++;
result->key_length++;
- }
- else
+ } else
prefix_length--;
}
- result->item_key[result->key_length]= 0;
+ result->item_key[result->key_length] = 0;
}
- if (end_ptr == string_ptr)
- {
+ if (end_ptr == string_ptr) {
goto read_error;
}
/* Flags fetch move past space */
string_ptr++;
- if (end_ptr == string_ptr)
- {
+ if (end_ptr == string_ptr) {
goto read_error;
}
- for (next_ptr= string_ptr; isdigit(*string_ptr); string_ptr++) {};
- errno= 0;
- result->item_flags= (uint32_t) strtoul(next_ptr, &string_ptr, 10);
+ for (next_ptr = string_ptr; isdigit(*string_ptr); string_ptr++) {
+ };
+ errno = 0;
+ result->item_flags = (uint32_t) strtoul(next_ptr, &string_ptr, 10);
- if (errno != 0 or end_ptr == string_ptr)
- {
+ if (errno or end_ptr == string_ptr) {
goto read_error;
}
/* Length fetch move past space*/
string_ptr++;
- if (end_ptr == string_ptr)
- {
+ if (end_ptr == string_ptr) {
goto read_error;
}
- for (next_ptr= string_ptr; isdigit(*string_ptr); string_ptr++) {};
- errno= 0;
- value_length= (size_t)strtoull(next_ptr, &string_ptr, 10);
+ for (next_ptr = string_ptr; isdigit(*string_ptr); string_ptr++) {
+ };
+ errno = 0;
+ value_length = (size_t) strtoull(next_ptr, &string_ptr, 10);
- if (errno != 0 or end_ptr == string_ptr)
- {
+ if (errno or end_ptr == string_ptr) {
goto read_error;
}
/* Skip spaces */
- if (*string_ptr == '\r')
- {
+ if (*string_ptr == '\r') {
/* Skip past the \r\n */
- string_ptr+= 2;
- }
- else
- {
+ string_ptr += 2;
+ } else {
string_ptr++;
- for (next_ptr= string_ptr; isdigit(*string_ptr); string_ptr++) {};
- errno= 0;
- result->item_cas= strtoull(next_ptr, &string_ptr, 10);
+ for (next_ptr = string_ptr; isdigit(*string_ptr); string_ptr++) {
+ };
+ errno = 0;
+ result->item_cas = strtoull(next_ptr, &string_ptr, 10);
}
- if (errno != 0 or end_ptr < string_ptr)
- {
+ if (errno or end_ptr < string_ptr) {
goto read_error;
}
/* We add two bytes so that we can walk the \r\n */
- if (memcached_failed(memcached_string_check(&result->value, value_length +2)))
- {
+ if (memcached_failed(memcached_string_check(&result->value, value_length + 2))) {
return memcached_set_error(*instance, MEMCACHED_MEMORY_ALLOCATION_FAILURE, MEMCACHED_AT);
}
{
- char *value_ptr= memcached_string_value_mutable(&result->value);
+ char *value_ptr = memcached_string_value_mutable(&result->value);
/*
We read the \r\n into the string since not doing so is more
cycles then the waster of memory to do so.
We are null terminating through, which will most likely make
some people lazy about using the return length.
*/
- size_t to_read= (value_length) + 2;
- memcached_return_t rrc= memcached_io_read(instance, value_ptr, to_read, read_length);
- if (memcached_failed(rrc) and rrc == MEMCACHED_IN_PROGRESS)
- {
+ size_t to_read = (value_length) + 2;
+ memcached_return_t rrc = memcached_io_read(instance, value_ptr, to_read, read_length);
+ if (memcached_failed(rrc) and rrc == MEMCACHED_IN_PROGRESS) {
memcached_quit_server(instance, true);
return memcached_set_error(*instance, MEMCACHED_IN_PROGRESS, MEMCACHED_AT);
- }
- else if (memcached_failed(rrc))
- {
+ } else if (memcached_failed(rrc)) {
return rrc;
}
}
- if (read_length != (ssize_t)(value_length + 2))
- {
+ if (read_length != (ssize_t)(value_length + 2)) {
goto read_error;
}
/* This next bit blows the API, but this is internal....*/
{
char *char_ptr;
- char_ptr= memcached_string_value_mutable(&result->value);;
- char_ptr[value_length]= 0;
- char_ptr[value_length +1]= 0;
+ char_ptr = memcached_string_value_mutable(&result->value);
+ ;
+ char_ptr[value_length] = 0;
+ char_ptr[value_length + 1] = 0;
memcached_string_set_length(&result->value, value_length);
}
- if (memcached_is_encrypted(instance->root) and memcached_result_length(result))
- {
+ if (memcached_is_encrypted(instance->root) and memcached_result_length(result)) {
hashkit_string_st *destination;
- if ((destination= hashkit_decrypt(&instance->root->hashkit,
- memcached_result_value(result), memcached_result_length(result))) == NULL)
- {
- rc= memcached_set_error(*instance->root, MEMCACHED_FAILURE,
- MEMCACHED_AT, memcached_literal_param("hashkit_decrypt() failed"));
- }
- else
+ if ((destination = hashkit_decrypt(&instance->root->hashkit, memcached_result_value(result),
+ memcached_result_length(result)))
+ == NULL)
{
+ rc = memcached_set_error(*instance->root, MEMCACHED_FAILURE, MEMCACHED_AT,
+ memcached_literal_param("hashkit_decrypt() failed"));
+ } else {
memcached_result_reset_value(result);
- if (memcached_failed(memcached_result_set_value(result, hashkit_string_c_str(destination), hashkit_string_length(destination))))
+ if (memcached_failed(memcached_result_set_value(result, hashkit_string_c_str(destination),
+ hashkit_string_length(destination))))
{
- rc= memcached_set_error(*instance->root, MEMCACHED_FAILURE,
- MEMCACHED_AT, memcached_literal_param("hashkit_decrypt() failed"));
+ rc = memcached_set_error(*instance->root, MEMCACHED_FAILURE, MEMCACHED_AT,
+ memcached_literal_param("hashkit_decrypt() failed"));
}
}
- if (memcached_failed(rc))
- {
+ if (memcached_failed(rc)) {
memcached_result_reset(result);
}
hashkit_string_free(destination);
return MEMCACHED_PARTIAL_READ;
}
-static memcached_return_t textual_read_one_response(memcached_instance_st* instance,
- char *buffer, const size_t buffer_length,
- memcached_result_st *result)
-{
+static memcached_return_t textual_read_one_response(memcached_instance_st *instance, char *buffer,
+ const size_t buffer_length,
+ memcached_result_st *result) {
size_t total_read;
- memcached_return_t rc= memcached_io_readline(instance, buffer, buffer_length, total_read);
+ memcached_return_t rc = memcached_io_readline(instance, buffer, buffer_length, total_read);
- if (memcached_failed(rc))
- {
+ if (memcached_failed(rc)) {
return rc;
}
assert(total_read);
- switch(buffer[0])
- {
- case 'V':
+ switch (buffer[0]) {
+ case 'V': {
+ // VALUE
+ if (buffer[1] == 'A' and buffer[2] == 'L' and buffer[3] == 'U' and buffer[4] == 'E') /* VALUE */
{
- // VALUE
- if (buffer[1] == 'A' and buffer[2] == 'L' and buffer[3] == 'U' and buffer[4] == 'E') /* VALUE */
- {
- /* We add back in one because we will need to search for END */
- memcached_server_response_increment(instance);
- return textual_value_fetch(instance, buffer, result);
- }
- // VERSION
- else if (buffer[1] == 'E' and buffer[2] == 'R' and buffer[3] == 'S' and buffer[4] == 'I' and buffer[5] == 'O' and buffer[6] == 'N') /* VERSION */
- {
- /* Find the space, and then move one past it to copy version */
- char *response_ptr= index(buffer, ' ');
-
- char *endptr;
- errno= 0;
- long int version= strtol(response_ptr, &endptr, 10);
- if (errno != 0 or version == LONG_MIN or version == LONG_MAX or version > UINT8_MAX or version == 0)
- {
- instance->major_version= instance->minor_version= instance->micro_version= UINT8_MAX;
- return memcached_set_error(*instance, MEMCACHED_UNKNOWN_READ_FAILURE, MEMCACHED_AT, memcached_literal_param("strtol() failed to parse major version"));
- }
- instance->major_version= uint8_t(version);
-
- endptr++;
- errno= 0;
- version= strtol(endptr, &endptr, 10);
- if (errno != 0 or version == LONG_MIN or version == LONG_MAX or version > UINT8_MAX)
- {
- instance->major_version= instance->minor_version= instance->micro_version= UINT8_MAX;
- return memcached_set_error(*instance, MEMCACHED_UNKNOWN_READ_FAILURE, MEMCACHED_AT, memcached_literal_param("strtol() failed to parse minor version"));
- }
- instance->minor_version= uint8_t(version);
+ /* We add back in one because we will need to search for END */
+ memcached_server_response_increment(instance);
+ return textual_value_fetch(instance, buffer, result);
+ }
+ // VERSION
+ else if (buffer[1] == 'E' and buffer[2] == 'R' and buffer[3] == 'S' and buffer[4] == 'I'
+ and buffer[5] == 'O' and buffer[6] == 'N') /* VERSION */
+ {
+ /* Find the space, and then move one past it to copy version */
+ char *response_ptr = strchr(buffer, ' ');
+
+ char *endptr;
+ errno = 0;
+ long int version = strtol(response_ptr, &endptr, 10);
+ if (errno or version == LONG_MIN or version == LONG_MAX or version > UINT8_MAX
+ or version == 0) {
+ instance->major_version = instance->minor_version = instance->micro_version = UINT8_MAX;
+ return memcached_set_error(
+ *instance, MEMCACHED_UNKNOWN_READ_FAILURE, MEMCACHED_AT,
+ memcached_literal_param("strtol() failed to parse major version"));
+ }
+ instance->major_version = uint8_t(version);
+
+ endptr++;
+ errno = 0;
+ version = strtol(endptr, &endptr, 10);
+ if (errno or version == LONG_MIN or version == LONG_MAX or version > UINT8_MAX) {
+ instance->major_version = instance->minor_version = instance->micro_version = UINT8_MAX;
+ return memcached_set_error(
+ *instance, MEMCACHED_UNKNOWN_READ_FAILURE, MEMCACHED_AT,
+ memcached_literal_param("strtol() failed to parse minor version"));
+ }
+ instance->minor_version = uint8_t(version);
+
+ endptr++;
+ errno = 0;
+ version = strtol(endptr, &endptr, 10);
+ if (errno or version == LONG_MIN or version == LONG_MAX or version > UINT8_MAX) {
+ instance->major_version = instance->minor_version = instance->micro_version = UINT8_MAX;
+ return memcached_set_error(
+ *instance, MEMCACHED_UNKNOWN_READ_FAILURE, MEMCACHED_AT,
+ memcached_literal_param("strtol() failed to parse micro version"));
+ }
+ instance->micro_version = uint8_t(version);
- endptr++;
- errno= 0;
- version= strtol(endptr, &endptr, 10);
- if (errno != 0 or version == LONG_MIN or version == LONG_MAX or version > UINT8_MAX)
- {
- instance->major_version= instance->minor_version= instance->micro_version= UINT8_MAX;
- return memcached_set_error(*instance, MEMCACHED_UNKNOWN_READ_FAILURE, MEMCACHED_AT, memcached_literal_param("strtol() failed to parse micro version"));
- }
- instance->micro_version= uint8_t(version);
+ return MEMCACHED_SUCCESS;
+ }
+ } break;
- return MEMCACHED_SUCCESS;
- }
+ case 'O': {
+ // OK
+ if (buffer[1] == 'K') {
+ return MEMCACHED_SUCCESS;
}
- break;
+ } break;
- case 'O':
+ case 'S': {
+ // STAT
+ if (buffer[1] == 'T' and buffer[2] == 'A' and buffer[3] == 'T') /* STORED STATS */ {
+ memcached_server_response_increment(instance);
+ return MEMCACHED_STAT;
+ }
+ // SERVER_ERROR
+ else if (buffer[1] == 'E' and buffer[2] == 'R' and buffer[3] == 'V' and buffer[4] == 'E'
+ and buffer[5] == 'R' and buffer[6] == '_' and buffer[7] == 'E' and buffer[8] == 'R'
+ and buffer[9] == 'R' and buffer[10] == 'O' and buffer[11] == 'R')
{
- // OK
- if (buffer[1] == 'K')
- {
- return MEMCACHED_SUCCESS;
+ if (total_read == memcached_literal_param_size("SERVER_ERROR")) {
+ return MEMCACHED_SERVER_ERROR;
}
- }
- break;
- case 'S':
- {
- // STAT
- if (buffer[1] == 'T' and buffer[2] == 'A' and buffer[3] == 'T') /* STORED STATS */
+ if (total_read >= memcached_literal_param_size("SERVER_ERROR object too large for cache")
+ and (memcmp(buffer, memcached_literal_param("SERVER_ERROR object too large for cache"))
+ == 0))
{
- memcached_server_response_increment(instance);
- return MEMCACHED_STAT;
+ return MEMCACHED_E2BIG;
}
- // SERVER_ERROR
- else if (buffer[1] == 'E' and buffer[2] == 'R' and buffer[3] == 'V' and buffer[4] == 'E' and buffer[5] == 'R'
- and buffer[6] == '_'
- and buffer[7] == 'E' and buffer[8] == 'R' and buffer[9] == 'R' and buffer[10] == 'O' and buffer[11] == 'R' )
- {
- if (total_read == memcached_literal_param_size("SERVER_ERROR"))
- {
- return MEMCACHED_SERVER_ERROR;
- }
- if (total_read >= memcached_literal_param_size("SERVER_ERROR object too large for cache") and
- (memcmp(buffer, memcached_literal_param("SERVER_ERROR object too large for cache")) == 0))
- {
- return MEMCACHED_E2BIG;
- }
-
- if (total_read >= memcached_literal_param_size("SERVER_ERROR out of memory") and
- ((memcmp(buffer, memcached_literal_param("SERVER_ERROR out of memory")) == 0) or
- (memcmp(buffer, memcached_literal_param("SERVER_ERROR Out of memory")) == 0)))
- {
- return MEMCACHED_SERVER_MEMORY_ALLOCATION_FAILURE;
- }
+ if (total_read >= memcached_literal_param_size("SERVER_ERROR out of memory")
+ and ((memcmp(buffer, memcached_literal_param("SERVER_ERROR out of memory")) == 0)
+ or (memcmp(buffer, memcached_literal_param("SERVER_ERROR Out of memory")) == 0)))
+ {
+ return MEMCACHED_SERVER_MEMORY_ALLOCATION_FAILURE;
+ }
- // Move past the basic error message and whitespace
- char *startptr= buffer + memcached_literal_param_size("SERVER_ERROR");
- if (startptr[0] == ' ')
- {
- startptr++;
- }
+ // Move past the basic error message and whitespace
+ char *startptr = buffer + memcached_literal_param_size("SERVER_ERROR");
+ if (startptr[0] == ' ') {
+ startptr++;
+ }
- char *endptr= startptr;
- while (*endptr != '\r' && *endptr != '\n') endptr++;
+ char *endptr = startptr;
+ while (*endptr != '\r' && *endptr != '\n') endptr++;
- return memcached_set_error(*instance, MEMCACHED_SERVER_ERROR, MEMCACHED_AT, startptr, size_t(endptr - startptr));
- }
- // STORED
- else if (buffer[1] == 'T' and buffer[2] == 'O' and buffer[3] == 'R') // and buffer[4] == 'E' and buffer[5] == 'D')
- {
- return MEMCACHED_STORED;
- }
+ return memcached_set_error(*instance, MEMCACHED_SERVER_ERROR, MEMCACHED_AT, startptr,
+ size_t(endptr - startptr));
}
- break;
+ // STORED
+ else if (buffer[1] == 'T' and buffer[2] == 'O'
+ and buffer[3] == 'R') // and buffer[4] == 'E' and buffer[5] == 'D')
+ {
+ return MEMCACHED_STORED;
+ }
+ } break;
- case 'D':
+ case 'D': {
+ // DELETED
+ if (buffer[1] == 'E' and buffer[2] == 'L' and buffer[3] == 'E' and buffer[4] == 'T'
+ and buffer[5] == 'E' and buffer[6] == 'D')
{
- // DELETED
- if (buffer[1] == 'E' and buffer[2] == 'L' and buffer[3] == 'E' and buffer[4] == 'T' and buffer[5] == 'E' and buffer[6] == 'D')
- {
- return MEMCACHED_DELETED;
- }
+ return MEMCACHED_DELETED;
}
- break;
+ } break;
- case 'N':
+ case 'N': {
+ // NOT_FOUND
+ if (buffer[1] == 'O' and buffer[2] == 'T' and buffer[3] == '_' and buffer[4] == 'F'
+ and buffer[5] == 'O' and buffer[6] == 'U' and buffer[7] == 'N' and buffer[8] == 'D')
{
- // NOT_FOUND
- if (buffer[1] == 'O' and buffer[2] == 'T'
- and buffer[3] == '_'
- and buffer[4] == 'F' and buffer[5] == 'O' and buffer[6] == 'U' and buffer[7] == 'N' and buffer[8] == 'D')
- {
- return MEMCACHED_NOTFOUND;
- }
- // NOT_STORED
- else if (buffer[1] == 'O' and buffer[2] == 'T'
- and buffer[3] == '_'
- and buffer[4] == 'S' and buffer[5] == 'T' and buffer[6] == 'O' and buffer[7] == 'R' and buffer[8] == 'E' and buffer[9] == 'D')
- {
- return MEMCACHED_NOTSTORED;
- }
+ return MEMCACHED_NOTFOUND;
}
- break;
+ // NOT_STORED
+ else if (buffer[1] == 'O' and buffer[2] == 'T' and buffer[3] == '_' and buffer[4] == 'S'
+ and buffer[5] == 'T' and buffer[6] == 'O' and buffer[7] == 'R' and buffer[8] == 'E'
+ and buffer[9] == 'D')
+ {
+ return MEMCACHED_NOTSTORED;
+ }
+ } break;
case 'E': /* PROTOCOL ERROR or END */
- {
- // END
- if (buffer[1] == 'N' and buffer[2] == 'D')
- {
- return MEMCACHED_END;
- }
+ {
+ // END
+ if (buffer[1] == 'N' and buffer[2] == 'D') {
+ return MEMCACHED_END;
+ }
#if 0
// PROTOCOL_ERROR
else if (buffer[1] == 'R' and buffer[2] == 'O' and buffer[3] == 'T' and buffer[4] == 'O' and buffer[5] == 'C' and buffer[6] == 'O' and buffer[7] == 'L'
return MEMCACHED_PROTOCOL_ERROR;
}
#endif
- // ERROR
- else if (buffer[1] == 'R' and buffer[2] == 'R' and buffer[3] == 'O' and buffer[4] == 'R')
- {
- return MEMCACHED_ERROR;
- }
- // EXISTS
- else if (buffer[1] == 'X' and buffer[2] == 'I' and buffer[3] == 'S' and buffer[4] == 'T' and buffer[5] == 'S')
- {
- return MEMCACHED_DATA_EXISTS;
- }
+ // ERROR
+ else if (buffer[1] == 'R' and buffer[2] == 'R' and buffer[3] == 'O' and buffer[4] == 'R')
+ {
+ return MEMCACHED_ERROR;
}
- break;
+ // EXISTS
+ else if (buffer[1] == 'X' and buffer[2] == 'I' and buffer[3] == 'S' and buffer[4] == 'T'
+ and buffer[5] == 'S')
+ {
+ return MEMCACHED_DATA_EXISTS;
+ }
+ } break;
case 'T': /* TOUCHED */
+ {
+ // TOUCHED
+ if (buffer[1] == 'O' and buffer[2] == 'U' and buffer[3] == 'C' and buffer[4] == 'H'
+ and buffer[5] == 'E' and buffer[6] == 'D')
{
- // TOUCHED
- if (buffer[1] == 'O' and buffer[2] == 'U' and buffer[3] == 'C' and buffer[4] == 'H' and buffer[5] == 'E' and buffer[6] == 'D')
- {
- return MEMCACHED_SUCCESS;
- }
+ return MEMCACHED_SUCCESS;
}
- break;
+ } break;
case 'I': /* ITEM */
- {
- // ITEM
- if (buffer[1] == 'T' and buffer[2] == 'E' and buffer[3] == 'M')
- {
- /* We add back in one because we will need to search for END */
- memcached_server_response_increment(instance);
- return MEMCACHED_ITEM;
- }
+ {
+ // ITEM
+ if (buffer[1] == 'T' and buffer[2] == 'E' and buffer[3] == 'M') {
+ /* We add back in one because we will need to search for END */
+ memcached_server_response_increment(instance);
+ return MEMCACHED_ITEM;
}
- break;
+ } break;
case 'C': /* CLIENT ERROR */
+ {
+ // CLIENT_ERROR
+ if (buffer[1] == 'L' and buffer[2] == 'I' and buffer[3] == 'E' and buffer[4] == 'N'
+ and buffer[5] == 'T' and buffer[6] == '_' and buffer[7] == 'E' and buffer[8] == 'R'
+ and buffer[9] == 'R' and buffer[10] == 'O' and buffer[11] == 'R')
{
- // CLIENT_ERROR
- if (buffer[1] == 'L' and buffer[2] == 'I' and buffer[3] == 'E' and buffer[4] == 'N' and buffer[5] == 'T'
- and buffer[6] == '_'
- and buffer[7] == 'E' and buffer[8] == 'R' and buffer[9] == 'R' and buffer[10] == 'O' and buffer[11] == 'R')
- {
- // Move past the basic error message and whitespace
- char *startptr= buffer + memcached_literal_param_size("CLIENT_ERROR");
- if (startptr[0] == ' ')
- {
- startptr++;
- }
+ // Move past the basic error message and whitespace
+ char *startptr = buffer + memcached_literal_param_size("CLIENT_ERROR");
+ if (startptr[0] == ' ') {
+ startptr++;
+ }
- char *endptr= startptr;
- while (*endptr != '\r' && *endptr != '\n') endptr++;
+ char *endptr = startptr;
+ while (*endptr != '\r' && *endptr != '\n') endptr++;
- return memcached_set_error(*instance, MEMCACHED_CLIENT_ERROR, MEMCACHED_AT, startptr, size_t(endptr - startptr));
- }
+ return memcached_set_error(*instance, MEMCACHED_CLIENT_ERROR, MEMCACHED_AT, startptr,
+ size_t(endptr - startptr));
}
- break;
+ } break;
case '0': /* INCR/DECR response */
case '1': /* INCR/DECR response */
case '7': /* INCR/DECR response */
case '8': /* INCR/DECR response */
case '9': /* INCR/DECR response */
- {
- errno= 0;
- unsigned long long int auto_return_value= strtoull(buffer, (char **)NULL, 10);
-
- if (auto_return_value == ULLONG_MAX and errno == ERANGE)
- {
- result->numeric_value= UINT64_MAX;
- return memcached_set_error(*instance, MEMCACHED_UNKNOWN_READ_FAILURE, MEMCACHED_AT,
- memcached_literal_param("Numeric response was out of range"));
- }
- else if (errno == EINVAL)
- {
- result->numeric_value= UINT64_MAX;
- return memcached_set_error(*instance, MEMCACHED_UNKNOWN_READ_FAILURE, MEMCACHED_AT,
- memcached_literal_param("Numeric response was out of range"));
- }
- else if (errno != 0)
- {
- result->numeric_value= UINT64_MAX;
- return memcached_set_error(*instance, MEMCACHED_UNKNOWN_READ_FAILURE, MEMCACHED_AT,
- memcached_literal_param("Numeric response was out of range"));
- }
+ {
+ errno = 0;
+ unsigned long long int auto_return_value = strtoull(buffer, (char **) NULL, 10);
+
+ if (auto_return_value == ULLONG_MAX and errno == ERANGE) {
+ result->numeric_value = UINT64_MAX;
+ return memcached_set_error(*instance, MEMCACHED_UNKNOWN_READ_FAILURE, MEMCACHED_AT,
+ memcached_literal_param("Numeric response was out of range"));
+ } else if (errno == EINVAL) {
+ result->numeric_value = UINT64_MAX;
+ return memcached_set_error(*instance, MEMCACHED_UNKNOWN_READ_FAILURE, MEMCACHED_AT,
+ memcached_literal_param("Numeric response was out of range"));
+ } else if (errno) {
+ result->numeric_value = UINT64_MAX;
+ return memcached_set_error(*instance, MEMCACHED_UNKNOWN_READ_FAILURE, MEMCACHED_AT,
+ memcached_literal_param("Numeric response was out of range"));
+ }
- result->numeric_value= uint64_t(auto_return_value);
+ result->numeric_value = uint64_t(auto_return_value);
- WATCHPOINT_STRING(buffer);
- return MEMCACHED_SUCCESS;
- }
+ WATCHPOINT_STRING(buffer);
+ return MEMCACHED_SUCCESS;
+ }
default:
break;
}
- buffer[total_read]= 0;
+ buffer[total_read] = 0;
#if 0
if (total_read >= sizeof("STORSTORED") -1)
{
assert(memcmp(buffer,"STORSTORED", sizeof("STORSTORED") -1));
}
#endif
- return memcached_set_error(*instance, MEMCACHED_UNKNOWN_READ_FAILURE, MEMCACHED_AT,
- buffer, total_read);
+ return memcached_set_error(*instance, MEMCACHED_UNKNOWN_READ_FAILURE, MEMCACHED_AT, buffer,
+ total_read);
}
-static memcached_return_t binary_read_one_response(memcached_instance_st* instance,
- char *buffer, const size_t buffer_length,
- memcached_result_st *result)
-{
+static memcached_return_t binary_read_one_response(memcached_instance_st *instance, char *buffer,
+ const size_t buffer_length,
+ memcached_result_st *result) {
memcached_return_t rc;
protocol_binary_response_header header;
assert(memcached_is_binary(instance->root));
- if ((rc= memcached_safe_read(instance, &header.bytes, sizeof(header.bytes))) != MEMCACHED_SUCCESS)
- {
+ if ((rc = memcached_safe_read(instance, &header.bytes, sizeof(header.bytes)))
+ != MEMCACHED_SUCCESS) {
WATCHPOINT_ERROR(rc);
return rc;
}
- if (header.response.magic != PROTOCOL_BINARY_RES)
- {
+ if (header.response.magic != PROTOCOL_BINARY_RES) {
return memcached_set_error(*instance, MEMCACHED_UNKNOWN_READ_FAILURE, MEMCACHED_AT);
}
/*
** Convert the header to host local endian!
- */
- header.response.keylen= ntohs(header.response.keylen);
- header.response.status= ntohs(header.response.status);
- header.response.bodylen= ntohl(header.response.bodylen);
- header.response.cas= memcached_ntohll(header.response.cas);
- uint32_t bodylen= header.response.bodylen;
-
- if (header.response.status == PROTOCOL_BINARY_RESPONSE_SUCCESS or
- header.response.status == PROTOCOL_BINARY_RESPONSE_AUTH_CONTINUE)
+ */
+ header.response.keylen = ntohs(header.response.keylen);
+ header.response.status = ntohs(header.response.status);
+ header.response.bodylen = ntohl(header.response.bodylen);
+ header.response.cas = memcached_ntohll(header.response.cas);
+ uint32_t bodylen = header.response.bodylen;
+
+ if (header.response.status == PROTOCOL_BINARY_RESPONSE_SUCCESS
+ or header.response.status == PROTOCOL_BINARY_RESPONSE_AUTH_CONTINUE)
{
- switch (header.response.opcode)
- {
+ switch (header.response.opcode) {
case PROTOCOL_BINARY_CMD_GETKQ:
/*
* We didn't increment the response counter for the GETKQ packet
*/
memcached_server_response_increment(instance);
/* fall through */
- case PROTOCOL_BINARY_CMD_GETK:
- {
- uint16_t keylen= header.response.keylen;
- memcached_result_reset(result);
- result->item_cas= header.response.cas;
-
- if ((rc= memcached_safe_read(instance, &result->item_flags, sizeof (result->item_flags))) != MEMCACHED_SUCCESS)
- {
- WATCHPOINT_ERROR(rc);
- return MEMCACHED_UNKNOWN_READ_FAILURE;
- }
-
- result->item_flags= ntohl(result->item_flags);
- bodylen -= header.response.extlen;
-
- result->key_length= keylen;
- if (memcached_failed(rc= memcached_safe_read(instance, result->item_key, keylen)))
- {
- WATCHPOINT_ERROR(rc);
- return MEMCACHED_UNKNOWN_READ_FAILURE;
- }
-
- // Only bother with doing this if key_length > 0
- if (result->key_length)
- {
- if (memcached_array_size(instance->root->_namespace) and memcached_array_size(instance->root->_namespace) >= result->key_length)
- {
- return memcached_set_error(*instance, MEMCACHED_UNKNOWN_READ_FAILURE, MEMCACHED_AT);
- }
-
- if (memcached_array_size(instance->root->_namespace))
- {
- result->key_length-= memcached_array_size(instance->root->_namespace);
- memmove(result->item_key, result->item_key +memcached_array_size(instance->root->_namespace), result->key_length);
- }
- }
+ case PROTOCOL_BINARY_CMD_GETK: {
+ uint16_t keylen = header.response.keylen;
+ memcached_result_reset(result);
+ result->item_cas = header.response.cas;
- bodylen -= keylen;
- if (memcached_failed(memcached_string_check(&result->value, bodylen)))
- {
- return MEMCACHED_MEMORY_ALLOCATION_FAILURE;
- }
+ if ((rc = memcached_safe_read(instance, &result->item_flags, sizeof(result->item_flags)))
+ != MEMCACHED_SUCCESS)
+ {
+ WATCHPOINT_ERROR(rc);
+ return MEMCACHED_UNKNOWN_READ_FAILURE;
+ }
- char *vptr= memcached_string_value_mutable(&result->value);
- if (memcached_failed(rc= memcached_safe_read(instance, vptr, bodylen)))
- {
- WATCHPOINT_ERROR(rc);
- return MEMCACHED_UNKNOWN_READ_FAILURE;
- }
+ result->item_flags = ntohl(result->item_flags);
+ bodylen -= header.response.extlen;
- memcached_string_set_length(&result->value, bodylen);
+ result->key_length = keylen;
+ if (memcached_failed(rc = memcached_safe_read(instance, result->item_key, keylen))) {
+ WATCHPOINT_ERROR(rc);
+ return MEMCACHED_UNKNOWN_READ_FAILURE;
}
- break;
- case PROTOCOL_BINARY_CMD_INCREMENT:
- case PROTOCOL_BINARY_CMD_DECREMENT:
- {
- if (bodylen != sizeof(uint64_t))
+ // Only bother with doing this if key_length > 0
+ if (result->key_length) {
+ if (memcached_array_size(instance->root->_namespace)
+ and memcached_array_size(instance->root->_namespace) >= result->key_length)
{
- result->numeric_value= UINT64_MAX;
return memcached_set_error(*instance, MEMCACHED_UNKNOWN_READ_FAILURE, MEMCACHED_AT);
}
- uint64_t val;
- if ((rc= memcached_safe_read(instance, &val, sizeof(val))) != MEMCACHED_SUCCESS)
- {
- result->numeric_value= UINT64_MAX;
- return MEMCACHED_UNKNOWN_READ_FAILURE;
+ if (memcached_array_size(instance->root->_namespace)) {
+ result->key_length -= memcached_array_size(instance->root->_namespace);
+ memmove(result->item_key,
+ result->item_key + memcached_array_size(instance->root->_namespace),
+ result->key_length);
}
+ }
- result->numeric_value= memcached_ntohll(val);
+ bodylen -= keylen;
+ if (memcached_failed(memcached_string_check(&result->value, bodylen))) {
+ return MEMCACHED_MEMORY_ALLOCATION_FAILURE;
}
- break;
- case PROTOCOL_BINARY_CMD_SASL_LIST_MECHS:
- {
- if (header.response.keylen != 0 || bodylen + 1 > buffer_length)
- {
- return MEMCACHED_UNKNOWN_READ_FAILURE;
- }
- else
- {
- if ((rc= memcached_safe_read(instance, buffer, bodylen)) != MEMCACHED_SUCCESS)
- {
- return MEMCACHED_UNKNOWN_READ_FAILURE;
- }
- }
+ char *vptr = memcached_string_value_mutable(&result->value);
+ if (memcached_failed(rc = memcached_safe_read(instance, vptr, bodylen))) {
+ WATCHPOINT_ERROR(rc);
+ return MEMCACHED_UNKNOWN_READ_FAILURE;
}
- break;
- case PROTOCOL_BINARY_CMD_VERSION:
- {
- char version_buffer[32]; // @todo document this number
- memset(version_buffer, 0, sizeof(version_buffer));
+ memcached_string_set_length(&result->value, bodylen);
+ } break;
- if (memcached_safe_read(instance, version_buffer, bodylen) != MEMCACHED_SUCCESS)
- {
- return MEMCACHED_UNKNOWN_READ_FAILURE;
- }
+ case PROTOCOL_BINARY_CMD_INCREMENT:
+ case PROTOCOL_BINARY_CMD_DECREMENT: {
+ if (bodylen != sizeof(uint64_t)) {
+ result->numeric_value = UINT64_MAX;
+ return memcached_set_error(*instance, MEMCACHED_UNKNOWN_READ_FAILURE, MEMCACHED_AT);
+ }
- char *endptr;
- errno= 0;
- long int version= strtol(version_buffer, &endptr, 10);
- if (errno != 0 or version == LONG_MIN or version == LONG_MAX or version > UINT8_MAX or version == 0)
- {
- instance->major_version= instance->minor_version= instance->micro_version= UINT8_MAX;
- return memcached_set_error(*instance, MEMCACHED_UNKNOWN_READ_FAILURE, MEMCACHED_AT, memcached_literal_param("strtol() failed to parse major version"));
- }
- instance->major_version= uint8_t(version);
+ uint64_t val;
+ if ((rc = memcached_safe_read(instance, &val, sizeof(val))) != MEMCACHED_SUCCESS) {
+ result->numeric_value = UINT64_MAX;
+ return MEMCACHED_UNKNOWN_READ_FAILURE;
+ }
- endptr++;
- errno= 0;
- version= strtol(endptr, &endptr, 10);
- if (errno != 0 or version == LONG_MIN or version == LONG_MAX or version > UINT8_MAX)
- {
- instance->major_version= instance->minor_version= instance->micro_version= UINT8_MAX;
- return memcached_set_error(*instance, MEMCACHED_UNKNOWN_READ_FAILURE, MEMCACHED_AT, memcached_literal_param("strtol() failed to parse minor version"));
- }
- instance->minor_version= uint8_t(version);
+ result->numeric_value = memcached_ntohll(val);
+ } break;
- endptr++;
- errno= 0;
- version= strtol(endptr, &endptr, 10);
- if (errno != 0 or version == LONG_MIN or version == LONG_MAX or version > UINT8_MAX)
- {
- instance->major_version= instance->minor_version= instance->micro_version= UINT8_MAX;
- return memcached_set_error(*instance, MEMCACHED_UNKNOWN_READ_FAILURE, MEMCACHED_AT, memcached_literal_param("strtol() failed to parse micro version"));
+ case PROTOCOL_BINARY_CMD_SASL_LIST_MECHS: {
+ if (header.response.keylen || bodylen + 1 > buffer_length) {
+ return MEMCACHED_UNKNOWN_READ_FAILURE;
+ } else {
+ if ((rc = memcached_safe_read(instance, buffer, bodylen)) != MEMCACHED_SUCCESS) {
+ return MEMCACHED_UNKNOWN_READ_FAILURE;
}
- instance->micro_version= uint8_t(version);
}
- break;
-
- case PROTOCOL_BINARY_CMD_TOUCH:
- {
- rc= MEMCACHED_SUCCESS;
- if (bodylen == 4) // The four byte read is a bug?
- {
- char touch_buffer[4]; // @todo document this number
- rc= memcached_safe_read(instance, touch_buffer, sizeof(touch_buffer));
+ } break;
+
+ case PROTOCOL_BINARY_CMD_VERSION: {
+ char version_buffer[32]; // @todo document this number
+ memset(version_buffer, 0, sizeof(version_buffer));
+
+ if (memcached_safe_read(instance, version_buffer, bodylen) != MEMCACHED_SUCCESS) {
+ return MEMCACHED_UNKNOWN_READ_FAILURE;
+ }
+
+ char *endptr;
+ errno = 0;
+ long int version = strtol(version_buffer, &endptr, 10);
+ if (errno or version == LONG_MIN or version == LONG_MAX or version > UINT8_MAX
+ or version == 0) {
+ instance->major_version = instance->minor_version = instance->micro_version = UINT8_MAX;
+ return memcached_set_error(
+ *instance, MEMCACHED_UNKNOWN_READ_FAILURE, MEMCACHED_AT,
+ memcached_literal_param("strtol() failed to parse major version"));
+ }
+ instance->major_version = uint8_t(version);
+
+ endptr++;
+ errno = 0;
+ version = strtol(endptr, &endptr, 10);
+ if (errno or version == LONG_MIN or version == LONG_MAX or version > UINT8_MAX) {
+ instance->major_version = instance->minor_version = instance->micro_version = UINT8_MAX;
+ return memcached_set_error(
+ *instance, MEMCACHED_UNKNOWN_READ_FAILURE, MEMCACHED_AT,
+ memcached_literal_param("strtol() failed to parse minor version"));
+ }
+ instance->minor_version = uint8_t(version);
+
+ endptr++;
+ errno = 0;
+ version = strtol(endptr, &endptr, 10);
+ if (errno or version == LONG_MIN or version == LONG_MAX or version > UINT8_MAX) {
+ instance->major_version = instance->minor_version = instance->micro_version = UINT8_MAX;
+ return memcached_set_error(
+ *instance, MEMCACHED_UNKNOWN_READ_FAILURE, MEMCACHED_AT,
+ memcached_literal_param("strtol() failed to parse micro version"));
+ }
+ instance->micro_version = uint8_t(version);
+ } break;
+
+ case PROTOCOL_BINARY_CMD_TOUCH: {
+ rc = MEMCACHED_SUCCESS;
+ if (bodylen == 4) // The four byte read is a bug?
+ {
+ char touch_buffer[4]; // @todo document this number
+ rc = memcached_safe_read(instance, touch_buffer, sizeof(touch_buffer));
#if 0
fprintf(stderr, "%s:%d %d %d %d %d %.*s(%d)\n", __FILE__, __LINE__,
int(touch_buffer[0]),
int(touch_buffer[3]),
int(bodylen), touch_buffer, int(bodylen));
#endif
- }
- return memcached_set_error(*instance, rc, MEMCACHED_AT);
}
+ return memcached_set_error(*instance, rc, MEMCACHED_AT);
+ }
case PROTOCOL_BINARY_CMD_FLUSH:
case PROTOCOL_BINARY_CMD_QUIT:
case PROTOCOL_BINARY_CMD_REPLACE:
case PROTOCOL_BINARY_CMD_APPEND:
case PROTOCOL_BINARY_CMD_PREPEND:
- case PROTOCOL_BINARY_CMD_DELETE:
- {
- WATCHPOINT_ASSERT(bodylen == 0);
- return MEMCACHED_SUCCESS;
- }
+ case PROTOCOL_BINARY_CMD_DELETE: {
+ WATCHPOINT_ASSERT(bodylen == 0);
+ return MEMCACHED_SUCCESS;
+ }
- case PROTOCOL_BINARY_CMD_NOOP:
- {
- WATCHPOINT_ASSERT(bodylen == 0);
- return MEMCACHED_END;
- }
+ case PROTOCOL_BINARY_CMD_NOOP: {
+ WATCHPOINT_ASSERT(bodylen == 0);
+ return MEMCACHED_END;
+ }
- case PROTOCOL_BINARY_CMD_STAT:
- {
- if (bodylen == 0)
- {
- return MEMCACHED_END;
- }
- else if (bodylen + 1 > buffer_length)
+ case PROTOCOL_BINARY_CMD_STAT: {
+ if (bodylen == 0) {
+ return MEMCACHED_END;
+ } else if (bodylen + 1 > buffer_length) {
+ /* not enough space in buffer.. should not happen... */
+ return MEMCACHED_UNKNOWN_READ_FAILURE;
+ } else {
+ size_t keylen = header.response.keylen;
+ memset(buffer, 0, buffer_length);
+ if ((rc = memcached_safe_read(instance, buffer, keylen)) != MEMCACHED_SUCCESS
+ || (rc = memcached_safe_read(instance, buffer + keylen + 1, bodylen - keylen))
+ != MEMCACHED_SUCCESS)
{
- /* not enough space in buffer.. should not happen... */
+ WATCHPOINT_ERROR(rc);
return MEMCACHED_UNKNOWN_READ_FAILURE;
}
- else
- {
- size_t keylen= header.response.keylen;
- memset(buffer, 0, buffer_length);
- if ((rc= memcached_safe_read(instance, buffer, keylen)) != MEMCACHED_SUCCESS ||
- (rc= memcached_safe_read(instance, buffer + keylen + 1, bodylen - keylen)) != MEMCACHED_SUCCESS)
- {
- WATCHPOINT_ERROR(rc);
- return MEMCACHED_UNKNOWN_READ_FAILURE;
- }
- }
}
- break;
+ } break;
case PROTOCOL_BINARY_CMD_SASL_AUTH:
- case PROTOCOL_BINARY_CMD_SASL_STEP:
- {
- memcached_result_reset(result);
- result->item_cas= header.response.cas;
-
- if (memcached_string_check(&result->value,
- bodylen) != MEMCACHED_SUCCESS)
- return MEMCACHED_MEMORY_ALLOCATION_FAILURE;
+ case PROTOCOL_BINARY_CMD_SASL_STEP: {
+ memcached_result_reset(result);
+ result->item_cas = header.response.cas;
- char *vptr= memcached_string_value_mutable(&result->value);
- if ((rc= memcached_safe_read(instance, vptr, bodylen)) != MEMCACHED_SUCCESS)
- {
- WATCHPOINT_ERROR(rc);
- return MEMCACHED_UNKNOWN_READ_FAILURE;
- }
+ if (memcached_string_check(&result->value, bodylen) != MEMCACHED_SUCCESS)
+ return MEMCACHED_MEMORY_ALLOCATION_FAILURE;
- memcached_string_set_length(&result->value, bodylen);
- }
- break;
- default:
- {
- /* Command not implemented yet! */
- return memcached_set_error(*instance, MEMCACHED_UNKNOWN_READ_FAILURE, MEMCACHED_AT);
+ char *vptr = memcached_string_value_mutable(&result->value);
+ if ((rc = memcached_safe_read(instance, vptr, bodylen)) != MEMCACHED_SUCCESS) {
+ WATCHPOINT_ERROR(rc);
+ return MEMCACHED_UNKNOWN_READ_FAILURE;
}
+
+ memcached_string_set_length(&result->value, bodylen);
+ } break;
+ default: {
+ /* Command not implemented yet! */
+ return memcached_set_error(*instance, MEMCACHED_UNKNOWN_READ_FAILURE, MEMCACHED_AT);
}
- }
- else if (header.response.bodylen)
- {
+ }
+ } else if (header.response.bodylen) {
/* What should I do with the error message??? just discard it for now */
char hole[SMALL_STRING_LEN];
- while (bodylen > 0)
- {
- size_t nr= (bodylen > SMALL_STRING_LEN) ? SMALL_STRING_LEN : bodylen;
- if ((rc= memcached_safe_read(instance, hole, nr)) != MEMCACHED_SUCCESS)
- {
+ while (bodylen > 0) {
+ size_t nr = (bodylen > SMALL_STRING_LEN) ? SMALL_STRING_LEN : bodylen;
+ if ((rc = memcached_safe_read(instance, hole, nr)) != MEMCACHED_SUCCESS) {
WATCHPOINT_ERROR(rc);
return memcached_set_error(*instance, MEMCACHED_UNKNOWN_READ_FAILURE, MEMCACHED_AT);
}
- bodylen-= (uint32_t) nr;
+ bodylen -= (uint32_t) nr;
}
/* This might be an error from one of the quiet commands.. if
* so, just throw it away and get the next one. What about creating
* a callback to the user with the error information?
- */
- switch (header.response.opcode)
- {
+ */
+ switch (header.response.opcode) {
case PROTOCOL_BINARY_CMD_SETQ:
case PROTOCOL_BINARY_CMD_ADDQ:
case PROTOCOL_BINARY_CMD_REPLACEQ:
}
}
- rc= MEMCACHED_SUCCESS;
- if (header.response.status != 0)
- {
- switch (header.response.status)
- {
+ rc = MEMCACHED_SUCCESS;
+ if (header.response.status) {
+ switch (header.response.status) {
case PROTOCOL_BINARY_RESPONSE_KEY_ENOENT:
- rc= MEMCACHED_NOTFOUND;
+ rc = MEMCACHED_NOTFOUND;
break;
case PROTOCOL_BINARY_RESPONSE_KEY_EEXISTS:
- rc= MEMCACHED_DATA_EXISTS;
+ rc = MEMCACHED_DATA_EXISTS;
break;
case PROTOCOL_BINARY_RESPONSE_NOT_STORED:
- rc= MEMCACHED_NOTSTORED;
+ rc = MEMCACHED_NOTSTORED;
break;
case PROTOCOL_BINARY_RESPONSE_E2BIG:
- rc= MEMCACHED_E2BIG;
+ rc = MEMCACHED_E2BIG;
break;
case PROTOCOL_BINARY_RESPONSE_ENOMEM:
- rc= MEMCACHED_MEMORY_ALLOCATION_FAILURE;
+ rc = MEMCACHED_MEMORY_ALLOCATION_FAILURE;
break;
case PROTOCOL_BINARY_RESPONSE_AUTH_CONTINUE:
- rc= MEMCACHED_AUTH_CONTINUE;
+ rc = MEMCACHED_AUTH_CONTINUE;
break;
case PROTOCOL_BINARY_RESPONSE_AUTH_ERROR:
- rc= MEMCACHED_AUTH_FAILURE;
+ rc = MEMCACHED_AUTH_FAILURE;
break;
case PROTOCOL_BINARY_RESPONSE_EINVAL:
return rc;
}
-static memcached_return_t _read_one_response(memcached_instance_st* instance,
- char *buffer, const size_t buffer_length,
- memcached_result_st *result)
-{
+static memcached_return_t _read_one_response(memcached_instance_st *instance, char *buffer,
+ const size_t buffer_length,
+ memcached_result_st *result) {
memcached_server_response_decrement(instance);
- if (result == NULL)
- {
- Memcached *root= (Memcached *)instance->root;
+ if (result == NULL) {
+ Memcached *root = (Memcached *) instance->root;
result = &root->result;
}
memcached_return_t rc;
- if (memcached_is_binary(instance->root))
- {
+ if (memcached_is_binary(instance->root)) {
do {
- rc= binary_read_one_response(instance, buffer, buffer_length, result);
+ rc = binary_read_one_response(instance, buffer, buffer_length, result);
} while (rc == MEMCACHED_FETCH_NOTFINISHED);
- }
- else
- {
- rc= textual_read_one_response(instance, buffer, buffer_length, result);
+ } else {
+ rc = textual_read_one_response(instance, buffer, buffer_length, result);
}
- if (memcached_fatal(rc) && rc != MEMCACHED_TIMEOUT)
- {
+ if (memcached_fatal(rc) && rc != MEMCACHED_TIMEOUT) {
memcached_io_reset(instance);
}
return rc;
}
-memcached_return_t memcached_read_one_response(memcached_instance_st* instance,
- memcached_result_st *result)
-{
+memcached_return_t memcached_read_one_response(memcached_instance_st *instance,
+ memcached_result_st *result) {
char buffer[SMALL_STRING_LEN];
- if (memcached_is_udp(instance->root))
- {
+ if (memcached_is_udp(instance->root)) {
return memcached_set_error(*instance, MEMCACHED_NOT_SUPPORTED, MEMCACHED_AT);
}
-
return _read_one_response(instance, buffer, sizeof(buffer), result);
}
-memcached_return_t memcached_response(memcached_instance_st* instance,
- memcached_result_st *result)
-{
+memcached_return_t memcached_response(memcached_instance_st *instance,
+ memcached_result_st *result) {
char buffer[1024];
return memcached_response(instance, buffer, sizeof(buffer), result);
}
-memcached_return_t memcached_response(memcached_instance_st* instance,
- char *buffer, size_t buffer_length,
- memcached_result_st *result)
-{
- if (memcached_is_udp(instance->root))
- {
+memcached_return_t memcached_response(memcached_instance_st *instance, char *buffer,
+ size_t buffer_length, memcached_result_st *result) {
+ if (memcached_is_udp(instance->root)) {
return memcached_set_error(*instance, MEMCACHED_NOT_SUPPORTED, MEMCACHED_AT);
}
/* We may have old commands in the buffer not sent, first purge */
if ((instance->root->flags.no_block) and (memcached_is_processing_input(instance->root) == false))
{
- (void)memcached_io_write(instance);
+ (void) memcached_io_write(instance);
}
/* Before going into loop wait to see if we have any IO waiting for us */
- if (0)
- {
- memcached_return_t read_rc= memcached_io_wait_for_read(instance);
+ if (0) {
+ memcached_return_t read_rc = memcached_io_wait_for_read(instance);
fprintf(stderr, "%s:%d: %s\n", __FILE__, __LINE__, memcached_strerror(NULL, read_rc));
}
* The previous implementation purged all pending requests and just
* returned the last one. Purge all pending messages to ensure backwards
* compatibility.
- */
- if (memcached_is_binary(instance->root) == false and memcached_server_response_count(instance) > 1)
- {
+ */
+ if (memcached_is_binary(instance->root) == false
+ and memcached_server_response_count(instance) > 1) {
memcached_result_st junked_result;
- memcached_result_st *junked_result_ptr= memcached_result_create(instance->root, &junked_result);
+ memcached_result_st *junked_result_ptr =
+ memcached_result_create(instance->root, &junked_result);
assert(junked_result_ptr);
- while (memcached_server_response_count(instance) > 1)
- {
- memcached_return_t rc= _read_one_response(instance, buffer, buffer_length, junked_result_ptr);
+ while (memcached_server_response_count(instance) > 1) {
+ memcached_return_t rc =
+ _read_one_response(instance, buffer, buffer_length, junked_result_ptr);
// @TODO should we return an error on another but a bad read case?
- if (memcached_fatal(rc))
- {
+ if (memcached_fatal(rc)) {
memcached_result_free(junked_result_ptr);
return rc;
}