#define __MEMCACHED_H__
#include <stdlib.h>
-#include <stdint.h>
+#include <inttypes.h>
#include <sys/types.h>
+#include <netinet/in.h>
#ifdef __cplusplus
extern "C" {
typedef struct memcached_string_st memcached_string_st;
typedef struct memcached_server_st memcached_server_st;
+/* These are Private and should not be used by applications */
+#define MEMCACHED_VERSION_STRING_LENGTH 12
+
+/* Public defines */
#define MEMCACHED_DEFAULT_PORT 11211
-#define MEMCACHED_DEFAULT_COMMAND_SIZE 350
-#define SMALL_STRING_LEN 1024
-#define HUGE_STRING_LEN 8196
#define MEMCACHED_MAX_KEY 251 /* We add one to have it null terminated */
-#define MEMCACHED_MAX_BUFFER HUGE_STRING_LEN
+#define MEMCACHED_MAX_BUFFER 8196
+#define MEMCACHED_MAX_HOST_LENGTH 64
+#define MEMCACHED_WHEEL_SIZE 1024
+#define MEMCACHED_STRIDE 4
+#define MEMCACHED_DEFAULT_TIMEOUT INT32_MAX
typedef enum {
MEMCACHED_SUCCESS,
MEMCACHED_FAILURE,
- MEMCACHED_HOST_LOCKUP_FAILURE,
+ MEMCACHED_HOST_LOOKUP_FAILURE,
MEMCACHED_CONNECTION_FAILURE,
MEMCACHED_CONNECTION_BIND_FAILURE,
MEMCACHED_WRITE_FAILURE,
MEMCACHED_FAIL_UNIX_SOCKET,
MEMCACHED_NOT_SUPPORTED,
MEMCACHED_NO_KEY_PROVIDED,
+ MEMCACHED_FETCH_NOTFINISHED,
+ MEMCACHED_TIMEOUT,
+ MEMCACHED_BUFFERED,
MEMCACHED_MAXIMUM_RETURN, /* Always add new error code before */
} memcached_return;
+typedef enum {
+ MEMCACHED_DISTRIBUTION_MODULA,
+ MEMCACHED_DISTRIBUTION_CONSISTENT,
+} memcached_server_distribution;
+
typedef enum {
MEMCACHED_BEHAVIOR_NO_BLOCK,
MEMCACHED_BEHAVIOR_TCP_NODELAY,
MEMCACHED_BEHAVIOR_KETAMA,
MEMCACHED_BEHAVIOR_SOCKET_SEND_SIZE,
MEMCACHED_BEHAVIOR_SOCKET_RECV_SIZE,
+ MEMCACHED_BEHAVIOR_CACHE_LOOKUPS,
+ MEMCACHED_BEHAVIOR_SUPPORT_CAS,
+ MEMCACHED_BEHAVIOR_POLL_TIMEOUT,
+ MEMCACHED_BEHAVIOR_DISTRIBUTION,
+ MEMCACHED_BEHAVIOR_BUFFER_REQUESTS,
+ MEMCACHED_BEHAVIOR_USER_DATA,
} memcached_behavior;
typedef enum {
MEMCACHED_HASH_FNV1_32,
MEMCACHED_HASH_FNV1A_32,
MEMCACHED_HASH_KETAMA,
+ MEMCACHED_HASH_HSIEH,
} memcached_hash;
typedef enum {
typedef enum {
MEMCACHED_NOT_ALLOCATED,
MEMCACHED_ALLOCATED,
+ MEMCACHED_USED,
} memcached_allocated;
struct memcached_server_st {
- char *hostname;
+ char hostname[MEMCACHED_MAX_HOST_LENGTH];
unsigned int port;
int fd;
- unsigned int stack_responses;
unsigned int cursor_active;
char write_buffer[MEMCACHED_MAX_BUFFER];
size_t write_buffer_offset;
+ char *write_ptr;
char read_buffer[MEMCACHED_MAX_BUFFER];
+ size_t read_data_length;
size_t read_buffer_length;
char *read_ptr;
+ memcached_allocated sockaddr_inited;
+ struct addrinfo *address_info;
memcached_connection type;
+ uint8_t major_version;
+ uint8_t minor_version;
+ uint8_t micro_version;
+ uint16_t count;
};
struct memcached_stat_st {
- unsigned int pid;
- unsigned int uptime;
- unsigned int threads;
- time_t time;
- char version[8];
- unsigned int pointer_size;
- unsigned int rusage_user;
- unsigned int rusage_system;
- unsigned int rusage_user_seconds;
- unsigned int rusage_user_microseconds;
- unsigned int rusage_system_seconds;
- unsigned int rusage_system_microseconds;
- unsigned int curr_items;
- unsigned int total_items;
- unsigned long long bytes;
- unsigned int curr_connections;
- unsigned int total_connections;
- unsigned int connection_structures;
- unsigned long long cmd_get;
- unsigned long long cmd_set;
- unsigned long long get_hits;
- unsigned long long get_misses;
- unsigned long long evictions;
- unsigned long long bytes_read;
- unsigned long long bytes_written;
- unsigned int limit_maxbytes;
+ uint32_t pid;
+ uint32_t uptime;
+ uint32_t threads;
+ uint32_t time;
+ uint32_t pointer_size;
+ uint32_t rusage_user_seconds;
+ uint32_t rusage_user_microseconds;
+ uint32_t rusage_system_seconds;
+ uint32_t rusage_system_microseconds;
+ uint32_t curr_items;
+ uint32_t total_items;
+ uint32_t limit_maxbytes;
+ uint32_t curr_connections;
+ uint32_t total_connections;
+ uint32_t connection_structures;
+ uint64_t bytes;
+ uint64_t cmd_get;
+ uint64_t cmd_set;
+ uint64_t get_hits;
+ uint64_t get_misses;
+ uint64_t evictions;
+ uint64_t bytes_read;
+ uint64_t bytes_written;
+ char version[MEMCACHED_VERSION_STRING_LENGTH];
};
struct memcached_string_st {
char key[MEMCACHED_MAX_KEY];
size_t key_length;
memcached_string_st value;
- uint16_t flags;
+ uint32_t flags;
uint64_t cas;
+ /* Add result callback function */
};
struct memcached_st {
unsigned long long flags;
int send_size;
int recv_size;
- memcached_string_st result_buffer;
+ int32_t poll_timeout;
+ memcached_result_st result;
memcached_hash hash;
- memcached_return warning; /* Future Use */
+ memcached_server_distribution distribution;
+ void *user_data;
+ unsigned int wheel[MEMCACHED_WHEEL_SIZE];
+#ifdef NOT_USED /* Future Use */
+ uint8_t replicas;
+ memcached_return warning;
+#endif
};
/* Public API */
time_t expiration);
memcached_return memcached_increment(memcached_st *ptr,
char *key, size_t key_length,
- unsigned int offset,
+ uint32_t offset,
uint64_t *value);
memcached_return memcached_decrement(memcached_st *ptr,
char *key, size_t key_length,
- unsigned int offset,
+ uint32_t offset,
uint64_t *value);
void memcached_stat_free(memcached_st *, memcached_stat_st *);
memcached_stat_st *memcached_stat(memcached_st *ptr, char *args, memcached_return *error);
memcached_return memcached_set(memcached_st *ptr, char *key, size_t key_length,
char *value, size_t value_length,
time_t expiration,
- uint16_t flags);
+ uint32_t flags);
memcached_return memcached_add(memcached_st *ptr, char *key, size_t key_length,
char *value, size_t value_length,
time_t expiration,
- uint16_t flags);
+ uint32_t flags);
memcached_return memcached_replace(memcached_st *ptr, char *key, size_t key_length,
char *value, size_t value_length,
time_t expiration,
- uint16_t flags);
+ uint32_t flags);
+memcached_return memcached_append(memcached_st *ptr,
+ char *key, size_t key_length,
+ char *value, size_t value_length,
+ time_t expiration,
+ uint32_t flags);
+memcached_return memcached_prepend(memcached_st *ptr,
+ char *key, size_t key_length,
+ char *value, size_t value_length,
+ time_t expiration,
+ uint32_t flags);
+memcached_return memcached_cas(memcached_st *ptr,
+ char *key, size_t key_length,
+ char *value, size_t value_length,
+ time_t expiration,
+ uint32_t flags,
+ uint64_t cas);
/* Get functions */
char *memcached_get(memcached_st *ptr, char *key, size_t key_length,
size_t *value_length,
- uint16_t *flags,
+ uint32_t *flags,
memcached_return *error);
memcached_return memcached_mget(memcached_st *ptr,
char **keys, size_t *key_length,
unsigned int number_of_keys);
char *memcached_fetch(memcached_st *ptr, char *key, size_t *key_length,
- size_t *value_length, uint16_t *flags,
+ size_t *value_length, uint32_t *flags,
memcached_return *error);
memcached_result_st *memcached_fetch_result(memcached_st *ptr,
memcached_result_st *result,
memcached_return *error);
/* Server Public functions */
-#define memcached_server_count(A) A->number_of_hosts
-#define memcached_server_name(A,B) B.hostname
-#define memcached_server_port(A,B) B.port
-#define memcached_server_list(A) A->hosts
-#define memcached_server_response_count(A,B) A->hosts[B].stack_responses
+#define memcached_server_count(A) (A)->number_of_hosts
+#define memcached_server_name(A,B) (B).hostname
+#define memcached_server_port(A,B) (B).port
+#define memcached_server_list(A) (A)->hosts
+#define memcached_server_response_count(A,B) (A)->hosts[B].cursor_active
+memcached_return memcached_server_add_udp(memcached_st *ptr,
+ char *hostname,
+ unsigned int port);
memcached_return memcached_server_add_unix_socket(memcached_st *ptr,
char *filename);
memcached_return memcached_server_add(memcached_st *ptr, char *hostname,
char ** memcached_stat_get_keys(memcached_st *ptr, memcached_stat_st *stat,
memcached_return *error);
+char *memcached_get_by_key(memcached_st *ptr,
+ char *master_key, size_t master_key_length,
+ char *key, size_t key_length,
+ size_t *value_length,
+ uint32_t *flags,
+ memcached_return *error);
+
+memcached_return memcached_mget_by_key(memcached_st *ptr,
+ char *master_key, size_t master_key_length,
+ char **keys, size_t *key_length,
+ unsigned int number_of_keys);
+
+memcached_return memcached_set_by_key(memcached_st *ptr,
+ char *master_key, size_t master_key_length,
+ char *key, size_t key_length,
+ char *value, size_t value_length,
+ time_t expiration,
+ uint32_t flags);
+
+memcached_return memcached_add_by_key(memcached_st *ptr,
+ char *master_key, size_t master_key_length,
+ char *key, size_t key_length,
+ char *value, size_t value_length,
+ time_t expiration,
+ uint32_t flags);
+
+memcached_return memcached_replace_by_key(memcached_st *ptr,
+ char *master_key, size_t master_key_length,
+ char *key, size_t key_length,
+ char *value, size_t value_length,
+ time_t expiration,
+ uint32_t flags);
+
+memcached_return memcached_prepend_by_key(memcached_st *ptr,
+ char *master_key, size_t master_key_length,
+ char *key, size_t key_length,
+ char *value, size_t value_length,
+ time_t expiration,
+ uint32_t flags);
+
+memcached_return memcached_append_by_key(memcached_st *ptr,
+ char *master_key, size_t master_key_length,
+ char *key, size_t key_length,
+ char *value, size_t value_length,
+ time_t expiration,
+ uint32_t flags);
+
+memcached_return memcached_cas_by_key(memcached_st *ptr,
+ char *master_key, size_t master_key_length,
+ char *key, size_t key_length,
+ char *value, size_t value_length,
+ time_t expiration,
+ uint32_t flags,
+ uint64_t cas);
+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);
+
+memcached_return memcached_mdelete(memcached_st *ptr,
+ char **key, size_t *key_length,
+ unsigned int number_of_keys,
+ time_t expiration);
+
+memcached_return memcached_mdelete_by_key(memcached_st *ptr,
+ char *master_key, size_t master_key_length,
+ char **key, size_t *key_length,
+ unsigned int number_of_keys,
+ time_t expiration);
+
+memcached_return memcached_fetch_execute(memcached_st *ptr,
+ unsigned int (*callback[])(memcached_st *ptr, memcached_result_st *result, void *context),
+ void *context,
+ unsigned int number_of_callbacks
+ );
+
/* Result Struct */
void memcached_result_free(memcached_result_st *result);
memcached_result_st *memcached_result_create(memcached_st *ptr,
memcached_result_st *result);
-#define memcached_result_key_value(A) A->key
-#define memcached_result_key_length(A) A->key_length
+#define memcached_result_key_value(A) (A)->key
+#define memcached_result_key_length(A) (A)->key_length
#ifdef FIX
-#define memcached_result_value(A) memcached_string_value(A->value)
-#define memcached_result_length(A) memcached_string_length(A->value)
+#define memcached_result_value(A) memcached_string_value((A)->value)
+#define memcached_result_length(A) memcached_string_length((A)->value)
#else
char *memcached_result_value(memcached_result_st *ptr);
size_t memcached_result_length(memcached_result_st *ptr);
#endif
-#define memcached_result_flags(A) A->flags
-#define memcached_result_cas(A) A->cas
+#define memcached_result_flags(A) (A)->flags
+#define memcached_result_cas(A) (A)->cas
#ifndef __WATCHPOINT_H__
#define WATCHPOINT fprintf(stderr, "\nWATCHPOINT %s:%d (%s)\n", __FILE__, __LINE__,__func__);fflush(stdout);
#ifdef __MEMCACHED_H__
#define WATCHPOINT_ERROR(A) fprintf(stderr, "\nWATCHPOINT %s:%d %s\n", __FILE__, __LINE__, memcached_strerror(NULL, A));fflush(stdout);
+#define WATCHPOINT_IFERROR(A) if(A != MEMCACHED_SUCCESS)fprintf(stderr, "\nWATCHPOINT %s:%d %s\n", __FILE__, __LINE__, memcached_strerror(NULL, A));fflush(stdout);
#endif
#define WATCHPOINT_STRING(A) fprintf(stderr, "\nWATCHPOINT %s:%d (%s) %s\n", __FILE__, __LINE__,__func__,A);fflush(stdout);
+#define WATCHPOINT_STRING_LENGTH(A,B) fprintf(stderr, "\nWATCHPOINT %s:%d (%s) %.*s\n", __FILE__, __LINE__,__func__,(int)B,A);fflush(stdout);
#define WATCHPOINT_NUMBER(A) fprintf(stderr, "\nWATCHPOINT %s:%d (%s) %zu\n", __FILE__, __LINE__,__func__,(size_t)(A));fflush(stdout);
#define WATCHPOINT_ERRNO(A) fprintf(stderr, "\nWATCHPOINT %s:%d (%s) %s\n", __FILE__, __LINE__,__func__, strerror(A));A= 0;fflush(stdout);
#define WATCHPOINT_ASSERT(A) assert((A));
#else
-/*
-#define WATCHPOINT { 1; };
-#define WATCHPOINT_ERROR(A) { 1; };
-#define WATCHPOINT_STRING(A) { 1; };
-#define WATCHPOINT_NUMBER(A) { 1; };
-#define WATCHPOINT_ERRNO(A) { 1; };
-#define WATCHPOINT_ASSERT(A) { 1; };
-*/
#define WATCHPOINT
#ifdef __MEMCACHED_H__
#define WATCHPOINT_ERROR(A)
+#define WATCHPOINT_IFERROR(A)
#endif
#define WATCHPOINT_STRING(A)
#define WATCHPOINT_NUMBER(A)
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