patch-2.3.16 linux/include/net/irda/parameters.h

• Lines: 109
• Date: Mon Aug 30 10:30:24 1999
• Orig file: v2.3.15/linux/include/net/irda/parameters.h
• Orig date: Wed Dec 31 16:00:00 1969

diff -u --recursive --new-file v2.3.15/linux/include/net/irda/parameters.h linux/include/net/irda/parameters.h
@@ -0,0 +1,108 @@
+/*********************************************************************
+ *                
+ * Filename:      parameters.h
+ * Version:       1.0
+ * Description:   A more general way to handle (pi,pl,pv) parameters
+ * Status:        Experimental.
+ * Author:        Dag Brattli <dagb@cs.uit.no>
+ * Created at:    Mon Jun  7 08:47:28 1999
+ * Modified at:   Sun Jun 13 09:17:54 1999
+ * Modified by:   Dag Brattli <dagb@cs.uit.no>
+ * 
+ *     Copyright (c) 1999 Dag Brattli, All Rights Reserved.
+ *     
+ *     This program is free software; you can redistribute it and/or 
+ *     modify it under the terms of the GNU General Public License as 
+ *     published by the Free Software Foundation; either version 2 of 
+ *     the License, or (at your option) any later version.
+ * 
+ *     This program is distributed in the hope that it will be useful,
+ *     but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ *     GNU General Public License for more details.
+ * 
+ *     You should have received a copy of the GNU General Public License 
+ *     along with this program; if not, write to the Free Software 
+ *     Foundation, Inc., 59 Temple Place, Suite 330, Boston, 
+ *     MA 02111-1307 USA
+ *     
+ ********************************************************************/
+
+#ifndef IRDA_PARAMS_H
+#define IRDA_PARAMS_H
+
+/*
+ *  The currently supported types. Beware not to change the sequence since
+ *  it a good reason why the sized integers has a value equal to their size
+ */
+typedef enum {
+	PV_INTEGER,      /* Integer of any (pl) length */
+	PV_INT_8_BITS,   /* Integer of 8 bits in length */
+	PV_INT_16_BITS,  /* Integer of 16 bits in length */
+	PV_STRING,       /* \0 terminated string */
+	PV_INT_32_BITS,  /* Integer of 32 bits in length */
+	PV_OCT_SEQ,      /* Octet sequence */
+	PV_NO_VALUE      /* Does not contain any value (pl=0) */
+} PV_TYPE;
+
+/* Bit 7 of type field */
+#define PV_BIG_ENDIAN    0x80 
+#define PV_LITTLE_ENDIAN 0x00
+#define PV_MASK          0x7f   /* To mask away endian bit */
+
+#define PV_PUT 0
+#define PV_GET 1
+
+typedef union {
+	char   *c;
+	__u8    b;
+	__u16   s;
+	__u32   i;
+	__u8  *bp;
+	__u16 *sp;
+	__u32 *ip;
+} pv_t;
+
+typedef struct {
+	__u8 pi;
+	__u8 pl;
+	pv_t pv;
+} param_t;
+
+typedef int (*PI_HANDLER)(void *self, param_t *param, int get);
+typedef int (*PV_HANDLER)(void *self, __u8 *buf, int len, __u8 pi,
+			  PV_TYPE type, PI_HANDLER func);
+
+typedef struct {
+	PI_HANDLER func;  /* Handler for this parameter identifier */
+	PV_TYPE    type;  /* Data type for this parameter */
+} pi_minor_info_t;
+
+typedef struct {
+	pi_minor_info_t *pi_minor_call_table;
+	int len;
+} pi_major_info_t;
+
+typedef struct {
+	pi_major_info_t *tables;
+	int              len;
+	__u8             pi_mask;
+	int              pi_major_offset;
+} pi_param_info_t;
+
+int irda_param_pack(__u8 *buf, char *fmt, ...);
+int irda_param_unpack(__u8 *buf, char *fmt, ...);
+
+int irda_param_insert(void *self, __u8 pi, __u8 *buf, int len, 
+		      pi_param_info_t *info);
+int irda_param_extract(void *self, __u8 *buf, int len, pi_param_info_t *info);
+int irda_param_extract_all(void *self, __u8 *buf, int len, 
+			   pi_param_info_t *info);
+
+extern inline int irda_param_insert_byte(__u8 *buf, __u8 pi, __u8 pv)
+{
+	return irda_param_pack(buf, "bbb", pi, 1, pv);
+}
+
+#endif /* IRDA_PARAMS_H */
+