1 files changed, 124 insertions, 0 deletions
diff --git a/ijs.h b/ijs.h
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+/**
+ * Copyright (c) 2001-2004 artofcode LLC.
+ *
+ * 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);