diff options
Diffstat (limited to 'bindings')
| -rw-r--r-- | bindings/c/zmq.h | 34 |
1 files changed, 29 insertions, 5 deletions
diff --git a/bindings/c/zmq.h b/bindings/c/zmq.h index b65a771..3931039 100644 --- a/bindings/c/zmq.h +++ b/bindings/c/zmq.h @@ -36,6 +36,21 @@ extern "C" { #endif //////////////////////////////////////////////////////////////////////////////// +// 0MQ errors. +//////////////////////////////////////////////////////////////////////////////// + +// A number random anough not to collide with different errno ranges on +// different OSes. The assumption is that error_t is at least 32-bit type. +#define ZMQ_HAUSNUMERO 156384712 + +#define EMTHREAD (ZMQ_HAUSNUMERO + 1) +#define EFSM (ZMQ_HAUSNUMERO + 2) +#define ENOCOMPATPROTO (ZMQ_HAUSNUMERO + 3) + +// Resolves system errors and 0MQ errors to human-readable string. +ZMQ_EXPORT const char *zmq_strerror (int errnum); + +//////////////////////////////////////////////////////////////////////////////// // 0MQ message definition. //////////////////////////////////////////////////////////////////////////////// @@ -154,8 +169,8 @@ ZMQ_EXPORT int zmq_term (void *context); // Open a socket. 'type' is one of the socket types defined above. // // Errors: EINVAL - invalid socket type. -// EMFILE - the number of application threads entitled to hold open -// sockets at the same time was exceeded. +// EMTHREAD - the number of application threads entitled to hold open +// sockets at the same time was exceeded. ZMQ_EXPORT void *zmq_socket (void *context, int type); // Destroying the socket. @@ -276,9 +291,15 @@ ZMQ_EXPORT int zmq_setsockopt (void *s, int option, const void *optval, // "udp://192.168.0.111;224.1.1.1:5555". // Bind the socket to a particular address. +// +// Errors: EPROTONOSUPPORT - unsupported protocol. +// ENOCOMPATPROTO - protocol is not compatible with the socket type. ZMQ_EXPORT int zmq_bind (void *s, const char *addr); // Connect the socket to a particular address. +// +// Errors: EPROTONOSUPPORT - unsupported protocol. +// ENOCOMPATPROTO - protocol is not compatible with the socket type. ZMQ_EXPORT int zmq_connect (void *s, const char *addr); // Sending and receiving messages. @@ -303,12 +324,14 @@ ZMQ_EXPORT int zmq_connect (void *s, const char *addr); // // Errors: EAGAIN - message cannot be sent at the moment (applies only to // non-blocking send). -// EFAULT - function isn't supported by particular socket type. +// ENOTSUP - function isn't supported by particular socket type. +// EFSM - function cannot be called at the moment. ZMQ_EXPORT int zmq_send (void *s, struct zmq_msg_t *msg, int flags); // Flush the messages that were send using ZMQ_NOFLUSH flag down the stream. // -// Errors: FAULT - function isn't supported by particular socket type. +// Errors: ENOTSUP - function isn't supported by particular socket type. +// EFSM - function cannot be called at the moment. ZMQ_EXPORT int zmq_flush (void *s); // Send a message from the socket 's'. 'flags' argument can be combination @@ -316,7 +339,8 @@ ZMQ_EXPORT int zmq_flush (void *s); // // Errors: EAGAIN - message cannot be received at the moment (applies only to // non-blocking receive). -// EFAULT - function isn't supported by particular socket type. +// ENOTSUP - function isn't supported by particular socket type. +// EFSM - function cannot be called at the moment. ZMQ_EXPORT int zmq_recv (void *s, struct zmq_msg_t *msg, int flags); //////////////////////////////////////////////////////////////////////////////// |