author | Tero Marttila <terom@fixme.fi> |
Wed, 27 May 2009 23:57:48 +0300 | |
branch | new-lib-errors |
changeset 217 | 7728d6ec3abf |
parent 196 | 873796250c60 |
permissions | -rw-r--r-- |
196
873796250c60
implement msg_proto and associated test, fix misc. other bugs (including changing error_info::code to a signed int\!)
Tero Marttila <terom@fixme.fi>
parents:
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#ifndef MSG_PROTO_H |
873796250c60
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parents:
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#define MSG_PROTO_H |
873796250c60
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parents:
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873796250c60
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Tero Marttila <terom@fixme.fi>
parents:
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/** |
873796250c60
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parents:
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* @param |
873796250c60
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* |
873796250c60
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* Support for simple protocols that send/recieve length-prefixed messages over a transport stream. |
873796250c60
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Tero Marttila <terom@fixme.fi>
parents:
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* |
873796250c60
implement msg_proto and associated test, fix misc. other bugs (including changing error_info::code to a signed int\!)
Tero Marttila <terom@fixme.fi>
parents:
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* This implementation is mostly geared towards handling a reasonable number of reasonably sized messages in a |
873796250c60
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Tero Marttila <terom@fixme.fi>
parents:
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* reasonable way. Hence, |
873796250c60
implement msg_proto and associated test, fix misc. other bugs (including changing error_info::code to a signed int\!)
Tero Marttila <terom@fixme.fi>
parents:
diff
changeset
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*/ |
873796250c60
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Tero Marttila <terom@fixme.fi>
parents:
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#include "transport.h" |
873796250c60
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Tero Marttila <terom@fixme.fi>
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873796250c60
implement msg_proto and associated test, fix misc. other bugs (including changing error_info::code to a signed int\!)
Tero Marttila <terom@fixme.fi>
parents:
diff
changeset
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/** |
873796250c60
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Tero Marttila <terom@fixme.fi>
parents:
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* Protocol state struct |
873796250c60
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Tero Marttila <terom@fixme.fi>
parents:
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*/ |
873796250c60
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Tero Marttila <terom@fixme.fi>
parents:
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struct msg_proto; |
873796250c60
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Tero Marttila <terom@fixme.fi>
parents:
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873796250c60
implement msg_proto and associated test, fix misc. other bugs (including changing error_info::code to a signed int\!)
Tero Marttila <terom@fixme.fi>
parents:
diff
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/** |
873796250c60
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Tero Marttila <terom@fixme.fi>
parents:
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* User callbacks |
873796250c60
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Tero Marttila <terom@fixme.fi>
parents:
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*/ |
873796250c60
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Tero Marttila <terom@fixme.fi>
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struct msg_proto_callbacks { |
873796250c60
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Tero Marttila <terom@fixme.fi>
parents:
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/** |
873796250c60
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Tero Marttila <terom@fixme.fi>
parents:
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* Message recieved. |
873796250c60
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Tero Marttila <terom@fixme.fi>
parents:
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* |
873796250c60
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Tero Marttila <terom@fixme.fi>
parents:
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* XXX: currently you must not call msg_proto_destroy from within this callback |
873796250c60
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Tero Marttila <terom@fixme.fi>
parents:
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*/ |
873796250c60
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Tero Marttila <terom@fixme.fi>
parents:
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void (*on_msg) (struct msg_proto *proto, void *data, size_t len, void *arg); |
873796250c60
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Tero Marttila <terom@fixme.fi>
parents:
diff
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873796250c60
implement msg_proto and associated test, fix misc. other bugs (including changing error_info::code to a signed int\!)
Tero Marttila <terom@fixme.fi>
parents:
diff
changeset
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/** |
873796250c60
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Tero Marttila <terom@fixme.fi>
parents:
diff
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* Transport/protocol error occured in event handling. |
873796250c60
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Tero Marttila <terom@fixme.fi>
parents:
diff
changeset
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*/ |
873796250c60
implement msg_proto and associated test, fix misc. other bugs (including changing error_info::code to a signed int\!)
Tero Marttila <terom@fixme.fi>
parents:
diff
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void (*on_error) (struct msg_proto *proto, const error_t *err, void *arg); |
873796250c60
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Tero Marttila <terom@fixme.fi>
parents:
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}; |
873796250c60
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Tero Marttila <terom@fixme.fi>
parents:
diff
changeset
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873796250c60
implement msg_proto and associated test, fix misc. other bugs (including changing error_info::code to a signed int\!)
Tero Marttila <terom@fixme.fi>
parents:
diff
changeset
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/** |
873796250c60
implement msg_proto and associated test, fix misc. other bugs (including changing error_info::code to a signed int\!)
Tero Marttila <terom@fixme.fi>
parents:
diff
changeset
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* Create a msg_proto state using the given transport. |
873796250c60
implement msg_proto and associated test, fix misc. other bugs (including changing error_info::code to a signed int\!)
Tero Marttila <terom@fixme.fi>
parents:
diff
changeset
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* |
873796250c60
implement msg_proto and associated test, fix misc. other bugs (including changing error_info::code to a signed int\!)
Tero Marttila <terom@fixme.fi>
parents:
diff
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* This will install our callback handlers on the given transport. |
873796250c60
implement msg_proto and associated test, fix misc. other bugs (including changing error_info::code to a signed int\!)
Tero Marttila <terom@fixme.fi>
parents:
diff
changeset
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*/ |
873796250c60
implement msg_proto and associated test, fix misc. other bugs (including changing error_info::code to a signed int\!)
Tero Marttila <terom@fixme.fi>
parents:
diff
changeset
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err_t msg_proto_create (struct msg_proto **proto_ptr, transport_t *transport, const struct msg_proto_callbacks *cb_tbl, void *cb_arg, error_t *err); |
873796250c60
implement msg_proto and associated test, fix misc. other bugs (including changing error_info::code to a signed int\!)
Tero Marttila <terom@fixme.fi>
parents:
diff
changeset
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873796250c60
implement msg_proto and associated test, fix misc. other bugs (including changing error_info::code to a signed int\!)
Tero Marttila <terom@fixme.fi>
parents:
diff
changeset
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/** |
873796250c60
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Tero Marttila <terom@fixme.fi>
parents:
diff
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* Send a message to the other endpoint |
873796250c60
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Tero Marttila <terom@fixme.fi>
parents:
diff
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*/ |
873796250c60
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Tero Marttila <terom@fixme.fi>
parents:
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err_t msg_proto_send (struct msg_proto *proto, const void *data, size_t len, error_t *err); |
873796250c60
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Tero Marttila <terom@fixme.fi>
parents:
diff
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873796250c60
implement msg_proto and associated test, fix misc. other bugs (including changing error_info::code to a signed int\!)
Tero Marttila <terom@fixme.fi>
parents:
diff
changeset
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/** |
873796250c60
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Tero Marttila <terom@fixme.fi>
parents:
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* Destroy the protocol state and transport |
873796250c60
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Tero Marttila <terom@fixme.fi>
parents:
diff
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*/ |
873796250c60
implement msg_proto and associated test, fix misc. other bugs (including changing error_info::code to a signed int\!)
Tero Marttila <terom@fixme.fi>
parents:
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void msg_proto_destroy (struct msg_proto *proto); |
873796250c60
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Tero Marttila <terom@fixme.fi>
parents:
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873796250c60
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Tero Marttila <terom@fixme.fi>
parents:
diff
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873796250c60
implement msg_proto and associated test, fix misc. other bugs (including changing error_info::code to a signed int\!)
Tero Marttila <terom@fixme.fi>
parents:
diff
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#endif /* MSG_PROTO_H */ |