7 #include <trp_internal.h>
9 int trp_connection_get_fd(TRP_CONNECTION *conn)
14 void trp_connection_set_fd(TRP_CONNECTION *conn, int fd)
19 TR_NAME *trp_connection_get_gssname(TRP_CONNECTION *conn)
24 void trp_connection_set_gssname(TRP_CONNECTION *conn, TR_NAME *gssname)
26 conn->gssname=gssname;
29 gss_ctx_id_t *trp_connection_get_gssctx(TRP_CONNECTION *conn)
34 void trp_connection_set_gssctx(TRP_CONNECTION *conn, gss_ctx_id_t *gssctx)
39 TRP_CONNECTION_STATUS trp_connection_get_status(TRP_CONNECTION *conn)
41 TRP_CONNECTION_STATUS status;
42 pthread_mutex_lock(&(conn->status_mutex));
44 pthread_mutex_unlock(&(conn->status_mutex));
48 void trp_connection_set_status(TRP_CONNECTION *conn, TRP_CONNECTION_STATUS status)
50 pthread_mutex_lock(&(conn->status_mutex));
52 pthread_mutex_unlock(&(conn->status_mutex));
55 pthread_t *trp_connection_get_thread(TRP_CONNECTION *conn)
60 void trp_connection_set_thread(TRP_CONNECTION *conn, pthread_t *thread)
65 TRP_CONNECTION *trp_connection_get_next(TRP_CONNECTION *conn)
70 static void trp_connection_set_next(TRP_CONNECTION *conn, TRP_CONNECTION *next)
75 static TRP_CONNECTION *trp_connection_get_tail(TRP_CONNECTION *conn)
77 while((conn!=NULL)&&(trp_connection_get_next(conn)!=NULL))
78 conn=trp_connection_get_next(conn);
82 void trp_connection_append(TRP_CONNECTION *conn, TRP_CONNECTION *new)
84 trp_connection_set_next(trp_connection_get_tail(conn), new);
87 static void trp_connection_mutex_init(TRP_CONNECTION *conn)
89 pthread_mutex_init(&(conn->status_mutex), NULL);
92 /* talloc destructor for a connection: ensures connection is closed, memory freed */
93 static int trp_connection_destructor(void *object)
95 TRP_CONNECTION *conn=talloc_get_type_abort(object, TRP_CONNECTION); /* aborts on wrong type */
96 if ((trp_connection_get_status(conn)!=TRP_CONNECTION_DOWN)
97 && (trp_connection_get_fd(conn)!=-1))
98 close(trp_connection_get_fd(conn));
99 if (conn->gssname!=NULL)
100 tr_free_name(conn->gssname);
104 TRP_CONNECTION *trp_connection_new(TALLOC_CTX *mem_ctx)
106 TRP_CONNECTION *new_conn=talloc(mem_ctx, TRP_CONNECTION);
107 gss_ctx_id_t *gssctx=NULL;
108 pthread_t *thread=NULL;
111 if (new_conn != NULL) {
112 trp_connection_set_next(new_conn, NULL);
113 trp_connection_set_fd(new_conn, -1);
114 trp_connection_set_gssctx(new_conn, NULL);
115 trp_connection_mutex_init(new_conn);
116 trp_connection_set_status(new_conn, TRP_CONNECTION_DOWN);
117 thread=talloc(new_conn, pthread_t);
119 talloc_free(new_conn);
122 trp_connection_set_thread(new_conn, thread);
123 gssctx=talloc(new_conn, gss_ctx_id_t);
125 talloc_free(new_conn);
128 trp_connection_set_gssctx(new_conn, gssctx);
129 talloc_set_destructor((void *)new_conn, trp_connection_destructor);
134 void trp_connection_free(TRP_CONNECTION *conn)
136 /* TODO: shut down connection if it is still open */
141 /* returns 0 on authorization success, 1 on failure, or -1 in case of error */
142 int trp_connection_auth(TRP_CONNECTION *conn, TRP_AUTH_FUNC auth_callback, void *callback_data)
145 int auth, autherr = 0;
146 gss_buffer_desc nameBuffer = {0, NULL};
149 /* TODO: shouldn't really peek into TR_NAME... */
150 nameBuffer.length = trp_connection_get_gssname(conn)->len;
151 nameBuffer.value = trp_connection_get_gssname(conn)->buf;
153 tr_debug("trp_connection_auth: beginning passive authentication");
154 if (rc = gsscon_passive_authenticate(trp_connection_get_fd(conn), nameBuffer, &gssctx, auth_callback, callback_data)) {
155 tr_debug("trp_connection_auth: Error from gsscon_passive_authenticate(), rc = 0x%08X.", rc);
159 tr_debug("trp_connection_auth: beginning second stage authentication");
160 if (rc = gsscon_authorize(gssctx, &auth, &autherr)) {
161 tr_debug("trp_connection_auth: Error from gsscon_authorize, rc = %d, autherr = %d.",
167 tr_debug("trp_connection_auth: Connection authenticated, fd = %d.", trp_connection_get_fd(conn));
169 tr_debug("trp_connection_auth: Authentication failed, fd = %d.", trp_connection_get_fd(conn));
174 /* Accept connection */
175 TRP_CONNECTION *trp_connection_accept(TALLOC_CTX *mem_ctx, int listen, TR_NAME *gssname, TRP_AUTH_FUNC auth_handler, TRP_REQ_FUNC req_handler,
179 TRP_CONNECTION *conn=NULL;
181 conn_fd = accept(listen, NULL, NULL);
184 tr_notice("trp_connection_accept: accept() returned error.");
187 conn=trp_connection_new(mem_ctx);
188 trp_connection_set_fd(conn, conn_fd);
189 trp_connection_set_gssname(conn, gssname);