#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_HOST_LENGTH 64
+#define MEMCACHED_WHEEL_SIZE 1024
+#define MEMCACHED_STRIDE 4
+#define MEMCACHED_DEFAULT_TIMEOUT 100
typedef enum {
MEMCACHED_SUCCESS,
MEMCACHED_FAIL_UNIX_SOCKET,
MEMCACHED_NOT_SUPPORTED,
MEMCACHED_NO_KEY_PROVIDED,
+ MEMCACHED_FETCH_NOTFINISHED,
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_SOCKET_RECV_SIZE,
MEMCACHED_BEHAVIOR_CACHE_LOOKUPS,
MEMCACHED_BEHAVIOR_SUPPORT_CAS,
+ MEMCACHED_BEHAVIOR_POLL_TIMEOUT,
+ MEMCACHED_BEHAVIOR_DISTRIBUTION,
} 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;
size_t read_buffer_length;
char *read_ptr;
memcached_allocated sockaddr_inited;
- struct sockaddr_in servAddr;
+ 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;
+ 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];
- 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;
};
struct memcached_string_st {
unsigned long long flags;
int send_size;
int recv_size;
+ int32_t poll_timeout;
memcached_string_st result_buffer;
memcached_hash hash;
+ memcached_server_distribution distribution;
+ unsigned int wheel[MEMCACHED_WHEEL_SIZE];
+ uint8_t replicas;
memcached_return warning; /* Future Use */
};
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].stack_responses
memcached_return memcached_server_add_udp(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,
+ uint16_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,
+ uint16_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,
+ uint16_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,
+ uint16_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,
+ uint16_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,
+ uint16_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,
+ uint16_t flags,
+ uint64_t cas);
+
/* Result Struct */
void memcached_result_free(memcached_result_st *result);
memcached_result_st *memcached_result_create(memcached_st *ptr,
#define WATCHPOINT_ERROR(A) 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));
#define WATCHPOINT { 1; };
#define WATCHPOINT_ERROR(A) { 1; };
#define WATCHPOINT_STRING(A) { 1; };
+#define WATCHPOINT_STRING_LENGTH(A,B) { 1; };
#define WATCHPOINT_NUMBER(A) { 1; };
#define WATCHPOINT_ERRNO(A) { 1; };
#define WATCHPOINT_ASSERT(A) { 1; };
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