diff options
Diffstat (limited to 'include/mach/message.h')
| -rw-r--r-- | include/mach/message.h | 309 |
1 files changed, 0 insertions, 309 deletions
diff --git a/include/mach/message.h b/include/mach/message.h index 9810b3d..89c3df3 100644 --- a/include/mach/message.h +++ b/include/mach/message.h @@ -437,313 +437,4 @@ mach_msg extern __typeof (mach_msg) __mach_msg; extern __typeof (mach_msg_trap) __mach_msg_trap; - -/* Definitions for the old IPC interface. */ - -#if MACH_IPC_COMPAT - -/* - * Message data structures. - * - * Messages consist of two parts: a fixed-size header, immediately - * followed by a variable-size array of typed data items. - * - */ - -typedef unsigned int msg_size_t; - -typedef struct { - unsigned int msg_unused : 24, - msg_simple : 8; - msg_size_t msg_size; - integer_t msg_type; - port_t msg_local_port; - port_t msg_remote_port; - integer_t msg_id; -} msg_header_t; - -#define MSG_SIZE_MAX 8192 - -/* - * Known values for the msg_type field. - * These are Accent holdovers, which should be purged when possible. - * - * Only one bit in the msg_type field is used by the kernel. - * Others are available to user applications. See <msg_type.h> - * for system application-assigned values. - */ - -#define MSG_TYPE_NORMAL 0 -#define MSG_TYPE_EMERGENCY 1 - -/* - * Each data item is preceded by a description of that - * item, including what type of data, how big it is, and - * how many of them are present. - * - * The actual data will either follow this type - * descriptor ("inline") or will be specified by a pointer. - * - * If the type name, size, or number is too large to be encoded - * in this structure, the "longform" option may be selected, - * and those fields must immediately follow in full integer fields. - * - * For convenience, out-of-line data regions or port rights may - * be deallocated when the message is sent by specifying the - * "deallocate" field. Beware: if the data item in question is both - * out-of-line and contains port rights, then both will be deallocated. - */ - -typedef struct { - unsigned int msg_type_name : 8, /* What kind of data */ - msg_type_size : 8, /* How many bits is each item */ - msg_type_number : 12, /* How many items are there */ - msg_type_inline : 1, /* If true, data follows; else a pointer */ - msg_type_longform : 1, /* Name, size, number follow: see above */ - msg_type_deallocate : 1, /* Deallocate port rights or memory */ - msg_type_unused : 1; -} msg_type_t; - -typedef struct { - msg_type_t msg_type_header; - unsigned short msg_type_long_name; - unsigned short msg_type_long_size; - natural_t msg_type_long_number; -} msg_type_long_t; - -/* - * Known values for the msg_type_name field. - * - * The only types known to the Mach kernel are - * the port types, and those types used in the - * kernel RPC interface. - */ - -#define MSG_TYPE_UNSTRUCTURED 0 -#define MSG_TYPE_BIT 0 -#define MSG_TYPE_BOOLEAN 0 -#define MSG_TYPE_INTEGER_16 1 -#define MSG_TYPE_INTEGER_32 2 -#define MSG_TYPE_PORT_OWNERSHIP 3 /* obsolete */ -#define MSG_TYPE_PORT_RECEIVE 4 /* obsolete */ -#define MSG_TYPE_PORT_ALL 5 -#define MSG_TYPE_PORT 6 -#define MSG_TYPE_CHAR 8 -#define MSG_TYPE_BYTE 9 -#define MSG_TYPE_INTEGER_8 9 -#define MSG_TYPE_REAL 10 -#define MSG_TYPE_STRING 12 -#define MSG_TYPE_STRING_C 12 -/* MSG_TYPE_INVALID 13 unused */ - -#define MSG_TYPE_INTERNAL_MEMORY MSG_TYPE_INTEGER_8 - -#define MSG_TYPE_PORT_NAME 15 /* A capability name */ -#define MSG_TYPE_LAST 16 /* Last assigned */ - -#define MSG_TYPE_POLYMORPHIC ((unsigned int) -1) - -/* - * Is a given item a port type? - */ - -#define MSG_TYPE_PORT_ANY(x) \ - (((x) == MSG_TYPE_PORT) || ((x) == MSG_TYPE_PORT_ALL)) - -/* - * Other basic types - */ - -typedef natural_t msg_timeout_t; - -/* - * Options to IPC primitives. - * - * These can be combined by or'ing; the combination RPC call - * uses both SEND_ and RCV_ options at once. - */ - -typedef integer_t msg_option_t; - -#define MSG_OPTION_NONE 0x0000 /* Terminate only when message op works */ - -#define SEND_TIMEOUT 0x0001 /* Terminate on timeout elapsed */ -#define SEND_NOTIFY 0x0002 /* Terminate with reply message if need be */ - -#define SEND_INTERRUPT 0x0004 /* Terminate on software interrupt */ - -#define RCV_TIMEOUT 0x0100 /* Terminate on timeout elapsed */ -#define RCV_NO_SENDERS 0x0200 /* Terminate if I'm the only sender left */ -#define RCV_INTERRUPT 0x0400 /* Terminate on software interrupt */ - -/* - * Returns from IPC primitives. - * - * Values are separate in order to allow RPC users to - * distinguish which operation failed; for successful completion, - * this doesn't matter. - */ - -typedef int msg_return_t; - -#define SEND_SUCCESS 0 - -#define SEND_ERRORS_START -100 -#define SEND_INVALID_MEMORY -101 /* Message or OOL data invalid */ -#define SEND_INVALID_PORT -102 /* Reference to inacessible port */ -#define SEND_TIMED_OUT -103 /* Terminated due to timeout */ -#define SEND_WILL_NOTIFY -105 /* Msg accepted provisionally */ -#define SEND_NOTIFY_IN_PROGRESS -106 /* Already awaiting a notification */ -#define SEND_KERNEL_REFUSED -107 /* Message to the kernel refused */ -#define SEND_INTERRUPTED -108 /* Software interrupt during send */ -#define SEND_MSG_TOO_LARGE -109 /* Message specified was too large */ -#define SEND_MSG_TOO_SMALL -110 /* Data specified exceeds msg size */ -/* SEND_MSG_SIZE_CHANGE -111 Msg size changed during copy */ -#define SEND_ERRORS_END -111 - -#define msg_return_send(x) ((x) < SEND_ERRORS_START && (x) > SEND_ERRORS_END) - -#define RCV_SUCCESS 0 - -#define RCV_ERRORS_START -200 -#define RCV_INVALID_MEMORY -201 -#define RCV_INVALID_PORT -202 -#define RCV_TIMED_OUT -203 -#define RCV_TOO_LARGE -204 /* Msg structure too small for data */ -#define RCV_NOT_ENOUGH_MEMORY -205 /* Can't find space for OOL data */ -#define RCV_ONLY_SENDER -206 /* Receiver is only sender */ -#define RCV_INTERRUPTED -207 -#define RCV_PORT_CHANGE -208 /* Port was put in a set */ -#define RCV_ERRORS_END -209 - -#define msg_return_rcv(x) ((x) < RCV_ERRORS_START && (x) > RCV_ERRORS_END) - -#define RPC_SUCCESS 0 - -/* - * The IPC primitive functions themselves - */ - -msg_return_t msg_send( -#if defined(c_plusplus) || defined(__STDC__) - msg_header_t *header, - msg_option_t option, - msg_timeout_t timeout); -#else /* c_plusplus || __STDC__ */ -#if LINTLIBRARY - header, option, timeout) - msg_header_t *header; - msg_option_t option; - msg_timeout_t timeout; - { return(SEND_SUCCESS); } -#else /* LINTLIBRARY */ - ); -#endif /* LINTLIBRARY */ -#endif /* c_plusplus || __STDC__ */ - -msg_return_t msg_receive( -#if defined(c_plusplus) || defined(__STDC__) - msg_header_t *header, - msg_option_t option, - msg_timeout_t timeout); -#else /* c_plusplus || __STDC__ */ -#if LINTLIBRARY - header, option, timeout) - msg_header_t *header; - msg_option_t option; - msg_timeout_t timeout; - { return(RCV_SUCCESS); } -#else /* LINTLIBRARY */ - ); -#endif /* LINTLIBRARY */ -#endif /* c_plusplus || __STDC__ */ - -msg_return_t msg_rpc( -#if defined(c_plusplus) || defined(__STDC__) - msg_header_t *header, /* in/out */ - msg_option_t option, - msg_size_t rcv_size, - msg_timeout_t send_timeout, - msg_timeout_t rcv_timeout); -#else /* c_plusplus || __STDC__ */ -#if LINTLIBRARY - header, option, rcv_size, - send_timeout, rcv_timeout) - msg_header_t *header; /* in/out */ - msg_option_t option; - msg_size_t rcv_size; - msg_timeout_t send_timeout; - msg_timeout_t rcv_timeout; - { return(RPC_SUCCESS); } -#else /* LINTLIBRARY */ - ); -#endif /* LINTLIBRARY */ -#endif /* c_plusplus || __STDC__ */ - -msg_return_t msg_send_trap( -#if defined(c_plusplus) || defined(__STDC__) - msg_header_t *header, - msg_option_t option, - msg_size_t send_size, - msg_timeout_t timeout); -#else /* c_plusplus || __STDC__ */ -#if LINTLIBRARY - header, option, send_size, timeout) - msg_header_t *header; - msg_option_t option; - msg_size_t send_size; - msg_timeout_t timeout; - { return(SEND_SUCCESS); } -#else /* LINTLIBRARY */ - ); -#endif /* LINTLIBRARY */ -#endif /* c_plusplus || __STDC__ */ - -msg_return_t msg_receive_trap( -#if defined(c_plusplus) || defined(__STDC__) - msg_header_t *header, - msg_option_t option, - msg_size_t rcv_size, - port_name_t rcv_name, - msg_timeout_t timeout); -#else /* c_plusplus || __STDC__ */ -#if LINTLIBRARY - header, option, rcv_size, rcv_name, timeout) - msg_header_t *header; - msg_option_t option; - msg_size_t rcv_size; - port_name_t rcv_name; - msg_timeout_t timeout; - { return(RCV_SUCCESS); } -#else /* LINTLIBRARY */ - ); -#endif /* LINTLIBRARY */ -#endif /* c_plusplus || __STDC__ */ - -msg_return_t msg_rpc_trap( -#if defined(c_plusplus) || defined(__STDC__) - msg_header_t *header, /* in/out */ - msg_option_t option, - msg_size_t send_size, - msg_size_t rcv_size, - msg_timeout_t send_timeout, - msg_timeout_t rcv_timeout); -#else /* c_plusplus || __STDC__ */ -#if LINTLIBRARY - header, option, send_size, rcv_size, - send_timeout, rcv_timeout) - msg_header_t *header; /* in/out */ - msg_option_t option; - msg_size_t send_size; - msg_size_t rcv_size; - msg_timeout_t send_timeout; - msg_timeout_t rcv_timeout; - { return(RPC_SUCCESS); } -#else /* LINTLIBRARY */ - ); -#endif /* LINTLIBRARY */ -#endif /* c_plusplus || __STDC__ */ - -#endif /* MACH_IPC_COMPAT */ - #endif /* _MACH_MESSAGE_H_ */ |