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00011 #ifndef __SOCKIO_H__
00012 #define __SOCKIO_H__
00013
00014 #include "stdtp.h"
00015
00016 BEGIN_GIGABASE_NAMESPACE
00017
00018 #define DEFAULT_CONNECT_MAX_ATTEMPTS 100
00019 #define DEFAULT_RECONNECT_TIMEOUT 1
00020 #define DEFAULT_LISTEN_QUEUE_SIZE 5
00021 #define WAIT_FOREVER ((time_t)-1)
00022
00023 #ifndef LINGER_TIME
00024 #define LINGER_TIME 10
00025 #endif
00026
00027 #ifndef SOCK_SNDBUF_SIZE
00028 #define SOCK_SNDBUF_SIZE 0
00029 #endif
00030
00031 #ifndef SOCK_LINGER
00032 #define SOCK_LINGER 0
00033 #endif
00034
00035 #ifndef SOCK_NO_DELAY
00036 #define SOCK_NO_DELAY 1
00037 #endif
00038
00039
00040
00041
00042 class GIGABASE_DLL_ENTRY socket_t {
00043 public:
00044 bool read(void* buf, size_t size) {
00045 return read(buf, size, size) == (int)size;
00046 }
00047 virtual int read(void* buf, size_t min_size, size_t max_size,
00048 time_t timeout = WAIT_FOREVER) = 0;
00049 virtual bool write(void const* buf, size_t size) = 0;
00050
00051 virtual bool is_ok() = 0;
00052 virtual void get_error_text(char_t* buf, size_t buf_size) = 0;
00053
00054
00055
00056
00057 virtual socket_t* accept() = 0;
00058
00059
00060
00061
00062 virtual bool cancel_accept() = 0;
00063
00064
00065
00066
00067 virtual bool shutdown() = 0;
00068
00069
00070
00071
00072 virtual bool close() = 0;
00073
00074
00075
00076
00077
00078
00079 virtual char* get_peer_name() = 0;
00080
00081
00082
00083
00084 enum socket_domain {
00085 sock_any_domain,
00086 sock_local_domain,
00087 sock_global_domain
00088 };
00089
00090 static socket_t* connect(char const* address,
00091 socket_domain domain = sock_any_domain,
00092 int max_attempts = DEFAULT_CONNECT_MAX_ATTEMPTS,
00093 time_t timeout = DEFAULT_RECONNECT_TIMEOUT);
00094
00095
00096
00097
00098 static socket_t* create_local(char const* address,
00099 int listen_queue_size =
00100 DEFAULT_LISTEN_QUEUE_SIZE);
00101
00102
00103
00104
00105 static socket_t* create_global(char const* address,
00106 int listen_queue_size =
00107 DEFAULT_LISTEN_QUEUE_SIZE);
00108
00109 virtual ~socket_t() {}
00110 socket_t() { state = ss_close; }
00111
00112 int errcode;
00113 char* address;
00114
00115 protected:
00116 enum { ss_open, ss_shutdown, ss_close } state;
00117 };
00118
00119 END_GIGABASE_NAMESPACE
00120
00121 #endif
00122
00123
00124