00001
00002
00003
00004
00005
00006
00007
00008 #ifndef LINK_H
00009 #define LINK_H
00010
00044 #include "int_sizes.h"
00045
00046 #include <time.h>
00047 #include <limits.h>
00048 #include <stdio.h>
00049 #include <stdarg.h>
00050 #include <sys/types.h>
00051
00053 #define LINK_ADDRESS_MAX 48
00054
00056 #define LINK_PORT_ANY 0
00057
00059 #define LINK_FOREVER ((time_t)INT_MAX)
00060
00067 struct link *link_connect(const char *addr, int port, time_t stoptime);
00068
00073 struct link *link_attach_to_file(FILE *file);
00074
00079 struct link *link_attach_to_fd(int fd);
00080
00081
00088 struct link *link_serve(int port);
00089
00096 struct link *link_serve_range(int low, int high);
00097
00104 struct link *link_serve_address(const char *addr, int port);
00105
00113 struct link *link_serve_addrrange(const char *addr, int low, int high);
00114
00120 struct link *link_accept(struct link *master, time_t stoptime);
00121
00131 int link_read(struct link *link, char *data, size_t length, time_t stoptime);
00132
00142 int link_read_avail(struct link *link, char *data, size_t length, time_t stoptime);
00143
00151 int link_write(struct link *link, const char *data, size_t length, time_t stoptime);
00152
00153
00154
00155
00156
00157
00158
00159
00160
00161 int link_putlstring(struct link *link, const char *str, size_t len, time_t stoptime);
00162
00163
00164
00165
00166
00167
00168
00169
00170 #define link_putstring(l,s,t) (link_putlstring(l,s,strlen(s),t))
00171
00172
00173
00174
00175
00176
00177
00178
00179 #define link_putliteral(l,s,t) (link_putlstring(l,s "",((sizeof(s))-1),t))
00180
00189 int link_putfstring(struct link *link, const char *fmt, time_t stoptime, ...);
00190
00199 int link_putvfstring(struct link *link, const char *fmt, time_t stoptime, va_list va);
00200
00208 int link_usleep(struct link *link, int usec, int reading, int writing);
00209
00217 int link_sleep(struct link *link, time_t stoptime, int reading, int writing);
00218
00222 void link_close(struct link *link);
00223
00224
00229 void link_detach(struct link *link);
00230
00242 void link_window_set(int send_window, int recv_window);
00243
00250 void link_window_get(struct link *link, int *send_window, int *recv_window);
00251
00263 int link_readline(struct link *link, char *line, size_t length, time_t stoptime);
00264
00269 int link_fd(struct link *link);
00270
00271 int link_keepalive(struct link *link, int onoff);
00272
00273 int link_nonblocking(struct link *link, int onoff);
00274
00275
00280 int link_buffer_empty(struct link *link);
00281
00288 int link_address_local(struct link *link, char *addr, int *port);
00289
00296 int link_address_remote(struct link *link, char *addr, int *port);
00297
00298 INT64_T link_stream_to_buffer(struct link *link, char **buffer, time_t stoptime);
00299
00300 INT64_T link_stream_to_fd(struct link *link, int fd, INT64_T length, time_t stoptime);
00301 INT64_T link_stream_to_file(struct link *link, FILE * file, INT64_T length, time_t stoptime);
00302
00303 INT64_T link_stream_from_fd(struct link *link, int fd, INT64_T length, time_t stoptime);
00304 INT64_T link_stream_from_file(struct link *link, FILE * file, INT64_T length, time_t stoptime);
00305
00306 INT64_T link_soak(struct link *link, INT64_T length, time_t stoptime);
00307
00309 typedef enum {
00310 LINK_TUNE_INTERACTIVE,
00311 LINK_TUNE_BULK
00312 } link_tune_t;
00313
00320 int link_tune(struct link *link, link_tune_t mode);
00321
00323 #define LINK_READ 1
00324
00326 #define LINK_WRITE 2
00327
00329 struct link_info {
00330 struct link *link;
00331 int events;
00332 int revents;
00333 };
00334
00343 int link_poll(struct link_info *array, int nlinks, int msec);
00344
00345 #endif