Current File : //proc/self/root/usr/include/ijs/ijs.h
/**
* Copyright (C) 2001-2018 Artifex Software, Inc.
*
* Permission is hereby granted, free of charge, to any person
* obtaining a copy of this software and associated documentation
* files (the "Software"), to deal in the Software without
* restriction, including without limitation the rights to use, copy,
* modify, merge, publish, distribute, sublicense, and/or sell copies
* of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be
* included in all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
* BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
* ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
* SOFTWARE.
**/
/* This file contains common data types for IJS */
/* IJS_VERSION is decimal version number times 100 */
#define IJS_VERSION 35
typedef int ijs_bool;
#ifndef FALSE
#define FALSE 0
#endif
#ifndef TRUE
#define TRUE 1
#endif
typedef enum {
IJS_CMD_ACK,
IJS_CMD_NAK,
IJS_CMD_PING,
IJS_CMD_PONG,
IJS_CMD_OPEN,
IJS_CMD_CLOSE,
IJS_CMD_BEGIN_JOB,
IJS_CMD_END_JOB,
IJS_CMD_CANCEL_JOB,
IJS_CMD_QUERY_STATUS,
IJS_CMD_LIST_PARAMS,
IJS_CMD_ENUM_PARAM,
IJS_CMD_SET_PARAM,
IJS_CMD_GET_PARAM,
IJS_CMD_BEGIN_PAGE,
IJS_CMD_SEND_DATA_BLOCK,
IJS_CMD_END_PAGE,
IJS_CMD_EXIT
} IjsCommand;
typedef int IjsJobId;
#define IJS_EIO -2 /* I/O error */
#define IJS_EPROTO -3 /* protocol error */
#define IJS_ERANGE -4 /* out of range */
#define IJS_EINTERNAL -5 /* internal error */
#define IJS_ENYI -6 /* not yet implemented */
#define IJS_ESYNTAX -7 /* syntax error */
#define IJS_ECOLORSPACE -8 /* unknown color space */
#define IJS_EUNKPARAM -9 /* unknown parameter */
#define IJS_EJOBID -10 /* job id doesn't match */
#define IJS_ETOOMANYJOBS -11 /* reached limit of server's #jobs */
#define IJS_EBUF -12 /* buffer isn't big enough */
#define IJS_HELO_STR "IJS\n\252v1\n"
#define IJS_RESP_STR "IJS\n\253v1\n"
typedef struct {
int fd;
char buf[4096];
int buf_size;
} IjsSendChan;
typedef struct {
int fd;
char buf[4096];
int buf_size;
int buf_idx;
} IjsRecvChan;
void
ijs_send_init (IjsSendChan *ch, int fd);
int
ijs_send_int (IjsSendChan *ch, int val);
int
ijs_send_begin (IjsSendChan *ch, IjsCommand cmd);
int
ijs_send_block (IjsSendChan *ch, const char *buf, int len);
int
ijs_send_buf (IjsSendChan *ch);
int
ijs_get_int (const char *p);
void
ijs_recv_init (IjsRecvChan *ch, int fd);
int
ijs_recv_read (IjsRecvChan *ch, char *buf, int size);
int
ijs_recv_buf (IjsRecvChan *ch);
int
ijs_recv_ack (IjsRecvChan *ch);
int
ijs_recv_int (IjsRecvChan *ch, int *val);
int
ijs_recv_block (IjsRecvChan *ch, char *buf, int buf_size);
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