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Posted to users@qpid.apache.org by Fraser Adams <fr...@blueyonder.co.uk> on 2014/03/22 13:44:07 UTC
API Documentation for Proton message, codec etc.would be useful.
Hey all,
There doesn't seem to be any useful API documentation for Message.
Things like pn_message_set_address are fairly obvious to be fair, but
there are a few methods that leave me scratching my head:
PN_EXTERN pn_format_t pn_message_get_format(pn_message_t *message);
PN_EXTERN int pn_message_set_format(pn_message_t *message, pn_format_t
format);
PN_EXTERN int pn_message_load(pn_message_t *message, const char *data,
size_t size);
PN_EXTERN int pn_message_load_data(pn_message_t *message, const char
*data, size_t size);
PN_EXTERN int pn_message_load_text(pn_message_t *message, const char
*data, size_t size);
PN_EXTERN int pn_message_load_amqp(pn_message_t *message, const char
*data, size_t size);
PN_EXTERN int pn_message_load_json(pn_message_t *message, const char
*data, size_t size);
PN_EXTERN int pn_message_save(pn_message_t *message, char *data, size_t
*size);
PN_EXTERN int pn_message_save_data(pn_message_t *message, char *data,
size_t *size);
PN_EXTERN int pn_message_save_text(pn_message_t *message, char *data,
size_t *size);
PN_EXTERN int pn_message_save_amqp(pn_message_t *message, char *data,
size_t *size);
PN_EXTERN int pn_message_save_json(pn_message_t *message, char *data,
size_t *size);
PN_EXTERN int pn_message_decode(pn_message_t *msg, const char *bytes,
size_t size);
PN_EXTERN int pn_message_encode(pn_message_t *msg, char *bytes, size_t
*size);
PN_EXTERN ssize_t pn_message_data(char *dst, size_t available, const
char *src, size_t size);
What's the intent of the load/save/encode/decode/data methods - the load
and save look like "convenience" methods for the C API and don't seem to
be used on the Python API which does its own introspection but I'm
really not sure.
Similarly codec/data could do with some API documentation, again some
methods are fairly obvious but others are quite cryptic:
PN_EXTERN int pn_data_copy(pn_data_t *data, pn_data_t *src);
PN_EXTERN int pn_data_append(pn_data_t *data, pn_data_t *src);
PN_EXTERN int pn_data_appendn(pn_data_t *data, pn_data_t *src, int limit);
PN_EXTERN void pn_data_narrow(pn_data_t *data);
PN_EXTERN void pn_data_widen(pn_data_t *data);
PN_EXTERN pn_handle_t pn_data_point(pn_data_t *data);
PN_EXTERN bool pn_data_restore(pn_data_t *data, pn_handle_t point);
Regards,
Frase
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