X-Git-Url: http://git.lttng.org/?a=blobdiff_plain;f=libustcomm%2Fustcomm.h;h=17bd9c10b084b64b46dfa3ddb513255c5bf83c73;hb=c39c72ee5890c7727ae2697f321ba1b3d6c862f5;hp=adbd0ae3e730f55903496ba1a2701acbfff62dab;hpb=f9e5ce615d925102c8cf44f4fe61ab6aacd92c45;p=ust.git diff --git a/libustcomm/ustcomm.h b/libustcomm/ustcomm.h index adbd0ae..17bd9c1 100644 --- a/libustcomm/ustcomm.h +++ b/libustcomm/ustcomm.h @@ -1,8 +1,74 @@ +/* Copyright (C) 2009 Pierre-Marc Fournier + * + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation; either + * version 2.1 of the License, or (at your option) any later version. + * + * This library is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with this library; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA + */ + #ifndef USTCOMM_H #define USTCOMM_H #include +#include + +#include "kcompat.h" + +struct ustcomm_connection { + struct list_head list; + int fd; +}; + +/* ustcomm_server must be shallow-copyable */ +struct ustcomm_server { + /* the "server" socket for serving the external requests */ + int listen_fd; + char *socketpath; + + struct list_head connections; +}; + +struct ustcomm_ustd { + struct ustcomm_server server; +}; + +struct ustcomm_app { + struct ustcomm_server server; +}; + +/* ustcomm_source must be shallow-copyable */ +struct ustcomm_source { + int fd; + void *priv; +}; + +char *strdup_malloc(const char *s); + +//int send_message_pid(pid_t pid, const char *msg, char **reply); +int ustcomm_request_consumer(pid_t pid, const char *channel); + +int ustcomm_ustd_recv_message(struct ustcomm_ustd *ustd, char **msg, struct ustcomm_source *src, int timeout); +int ustcomm_app_recv_message(struct ustcomm_app *app, char **msg, struct ustcomm_source *src, int timeout); + +int ustcomm_init_app(pid_t pid, struct ustcomm_app *handle); + +int ustcomm_init_ustd(struct ustcomm_ustd *handle); + +int ustcomm_connect_app(pid_t pid, struct ustcomm_connection *conn); +int ustcomm_send_request(struct ustcomm_connection *conn, char *req, char **reply); +int ustcomm_send_reply(struct ustcomm_server *server, char *msg, struct ustcomm_source *src); + +int nth_token_is(char *str, char *token, int tok_no); -int send_message(pid_t pid, const char *msg, const char *reply); +char *nth_token(char *str, int tok_no); #endif /* USTCOMM_H */