-/* $Id$ */
-
/* messaging - high level communication (send/receive messages) */
/* module's private interface masked even to other parts of GRAS. */
-/* Copyright (c) 2003, 2004 Martin Quinson. All rights reserved. */
+/* Copyright (c) 2004, 2005, 2006, 2007, 2009, 2010. The SimGrid Team.
+ * All rights reserved. */
/* This program is free software; you can redistribute it and/or modify it
* under the terms of the license (GNU LGPL) which comes with this package. */
/* declare either regular messages or RPC or whatever */
void
-gras_msgtype_declare_ext(const char *name,
- short int version,
- e_gras_msg_kind_t kind,
- gras_datadesc_type_t payload_request,
- gras_datadesc_type_t payload_answer);
+gras_msgtype_declare_ext(const char *name,
+ short int version,
+ e_gras_msg_kind_t kind,
+ gras_datadesc_type_t payload_request,
+ gras_datadesc_type_t payload_answer);
/**
* gras_msgtype_t:
* Message type descriptor. There one of these for each registered version.
*/
typedef struct s_gras_msgtype {
- /* headers for the data set */
- unsigned int code;
- char *name;
- unsigned int name_len;
-
- /* payload */
- short int version;
- e_gras_msg_kind_t kind;
- gras_datadesc_type_t ctn_type;
- gras_datadesc_type_t answer_type; /* only used for RPC */
+ /* headers for the data set */
+ unsigned int code;
+ char *name;
+ unsigned int name_len;
+
+ /* payload */
+ short int version;
+ e_gras_msg_kind_t kind;
+ gras_datadesc_type_t ctn_type;
+ gras_datadesc_type_t answer_type; /* only used for RPC */
} s_gras_msgtype_t;
-extern xbt_set_t _gras_msgtype_set; /* of gras_msgtype_t */
+extern xbt_set_t _gras_msgtype_set; /* of gras_msgtype_t */
void gras_msgtype_free(void *msgtype);
/* functions to extract msg from socket or put it on wire (depend RL vs SG) */
-void gras_msg_recv(gras_socket_t sock,
- gras_msg_t msg/*OUT*/);
-void gras_msg_send_ext(gras_socket_t sock,
- e_gras_msg_kind_t kind,
- unsigned long int ID,
- gras_msgtype_t msgtype,
- void *payload);
+gras_msg_t gras_msg_recv_any(void); /* Get first message arriving */
+void gras_msg_recv(gras_socket_t sock, gras_msg_t msg /*OUT*/);
+void gras_msg_send_ext(gras_socket_t sock,
+ e_gras_msg_kind_t kind,
+ unsigned long int ID,
+ gras_msgtype_t msgtype, void *payload);
/* The thread in charge of receiving messages and queuing them */
typedef struct s_gras_msg_listener_ *gras_msg_listener_t;
-gras_msg_listener_t
-gras_msg_listener_launch(xbt_queue_t msg_exchange);
+gras_msg_listener_t gras_msg_listener_launch(xbt_queue_t msg_exchange);
/* The caller has the responsability to cleanup the queues himself */
-void gras_msg_listener_shutdown(gras_msg_listener_t);
+void gras_msg_listener_shutdown(void);
/**
* gras_cblist_t:
* association between msg ID and cb list for a given process
*/
struct s_gras_cblist {
- long int id;
- xbt_dynar_t cbs; /* of gras_msg_cb_t */
+ long int id;
+ xbt_dynar_t cbs; /* of gras_msg_cb_t */
};
typedef struct s_gras_cblist gras_cblist_t;
-void gras_cbl_free(void *); /* used to free the memory at the end */
+void gras_cbl_free(void *); /* used to free the memory at the end */
void gras_cblist_free(void *cbl);
/**
* Context associated to a given callback (to either regular message or RPC)
*/
struct s_gras_msg_cb_ctx {
- gras_socket_t expeditor;
- gras_msgtype_t msgtype;
- unsigned long int ID;
- double timeout;
- int answer_due; /* Whether the callback is expected to return a result (for sanity checks) */
+ gras_socket_t expeditor;
+ gras_msgtype_t msgtype;
+ unsigned long int ID;
+ double timeout;
+ int answer_due; /* Whether the callback is expected to return a result (for sanity checks) */
};
typedef struct s_gras_msg_cb_ctx s_gras_msg_cb_ctx_t;
* * TIMER * *
* ********* */
typedef struct {
- double expiry;
- double period;
- void_f_void_t action;
- int repeat;
+ double expiry;
+ double period;
+ void_f_void_t action;
+ int repeat;
} s_gras_timer_t, *gras_timer_t;
/* returns 0 if it handled a timer, or the delay until next timer, or -1 if no armed timer */
double gras_msg_timer_handle(void);
gras_msg_cb_ctx_t gras_msg_cb_ctx_new(gras_socket_t expe,
- gras_msgtype_t msgtype,
- unsigned long int ID,
- int answer_due,
- double timeout);
+ gras_msgtype_t msgtype,
+ unsigned long int ID,
+ int answer_due, double timeout);
/* We deploy a mallocator on the RPC contextes */
#include "xbt/mallocator.h"
extern xbt_mallocator_t gras_msg_ctx_mallocator;
-void* gras_msg_ctx_mallocator_new_f(void);
-void gras_msg_ctx_mallocator_free_f(void* dict);
-void gras_msg_ctx_mallocator_reset_f(void* dict);
+void *gras_msg_ctx_mallocator_new_f(void);
+void gras_msg_ctx_mallocator_free_f(void *dict);
+void gras_msg_ctx_mallocator_reset_f(void *dict);
-#endif /* GRAS_MESSAGE_PRIVATE_H */
+#endif /* GRAS_MESSAGE_PRIVATE_H */
