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library

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Blame information for rev 32

Line No. Rev Author Line
1 32 kaklik /*********************************************************************
2 *
3 * Zero Confiruation (Zeroconf) Helper
4 * Module for Microchip TCP/IP Stack
5 *
6 *********************************************************************
7 * FileName: ZeroconfHelper.h
8 * Dependencies: ZeroconfLinkLocal, ZeroconfMulticastDNS
9 * Processor: PIC24F, PIC24H, dsPIC30F, dsPIC33F, PIC32
10 * Compiler: Microchip C32 v1.05 or higher
11 * Microchip C30 v3.12 or higher
12 * Company: Microchip Technology, Inc.
13 *
14 * Software License Agreement
15 *
16 * Copyright (C) 2009-2010 Microchip Technology Inc. All rights
17 * reserved.
18 *
19 * Microchip licenses to you the right to use, modify, copy, and
20 * distribute:
21 * (i) the Software when embedded on a Microchip microcontroller or
22 * digital signal controller product ("Device") which is
23 * integrated into Licensee's product; or
24 * (ii) ONLY the Software driver source files ENC28J60.c, ENC28J60.h,
25 * ENCX24J600.c and ENCX24J600.h ported to a non-Microchip device
26 * used in conjunction with a Microchip ethernet controller for
27 * the sole purpose of interfacing with the ethernet controller.
28 *
29 * You should refer to the license agreement accompanying this
30 * Software for additional information regarding your rights and
31 * obligations.
32 *
33 * THE SOFTWARE AND DOCUMENTATION ARE PROVIDED "AS IS" WITHOUT
34 * WARRANTY OF ANY KIND, EITHER EXPRESS OR IMPLIED, INCLUDING WITHOUT
35 * LIMITATION, ANY WARRANTY OF MERCHANTABILITY, FITNESS FOR A
36 * PARTICULAR PURPOSE, TITLE AND NON-INFRINGEMENT. IN NO EVENT SHALL
37 * MICROCHIP BE LIABLE FOR ANY INCIDENTAL, SPECIAL, INDIRECT OR
38 * CONSEQUENTIAL DAMAGES, LOST PROFITS OR LOST DATA, COST OF
39 * PROCUREMENT OF SUBSTITUTE GOODS, TECHNOLOGY OR SERVICES, ANY CLAIMS
40 * BY THIRD PARTIES (INCLUDING BUT NOT LIMITED TO ANY DEFENSE
41 * THEREOF), ANY CLAIMS FOR INDEMNITY OR CONTRIBUTION, OR OTHER
42 * SIMILAR COSTS, WHETHER ASSERTED ON THE BASIS OF CONTRACT, TORT
43 * (INCLUDING NEGLIGENCE), BREACH OF WARRANTY, OR OTHERWISE.
44 *
45 *
46 * Author Date Comment
47 *~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
48 * Pradeep Reddy 01 Mar 2009 Initial
49 * Brad Rex 05 Apr 2010 Updated for MRF24WB0M.
50 ********************************************************************/
51 #define __Zeroconf_Helper_C
52  
53 #include "TCPIP Stack/TCPIP.h"
54  
55 #if defined(STACK_USE_ZEROCONF_LINK_LOCAL) || defined(STACK_USE_ZEROCONF_MDNS_SD)
56  
57 #include "TCPIP Stack/ZeroconfHelper.h"
58  
59 BYTE zeroconf_dbg_level = 3; // All levels of debug info are printed.
60  
61 #if defined(NEED_TO_DEFINE_zeroconf_dbg_msg)
62  
63 char zeroconf_dbg_msg[ZEROCONF_DBG_MSG_SIZE];
64  
65 #endif
66  
67 #if defined(INFO_ZCLL)
68 void info_zcll_print(char * msg)
69 {
70 if (zeroconf_dbg_level >= 1)
71 putsUART(msg);
72 }
73 #endif
74  
75 #if defined(DEBUG_ZCLL)
76 void debug_zcll_print(char * msg)
77 {
78 if (zeroconf_dbg_level >= 2)
79 putsUART(msg);
80 }
81 #endif
82  
83 #if defined(INFO_MDNS)
84 void info_mdns_print(char * msg)
85 {
86 if (zeroconf_dbg_level >= 1)
87 putsUART(msg);
88 }
89 #endif
90  
91 #if defined(DEBUG_MDNS)
92 void debug_mdns_print(char * msg)
93 {
94 if (zeroconf_dbg_level >= 2)
95 putsUART(msg);
96 }
97 #endif
98  
99 /*
100 The calling convention is:
101  
102 static TICK event_time = 0;
103 static TICK random_delay = 0;
104 static BYTE time_recorded = 0;
105  
106 switch ( zgzc_wait_for(&random_delay, &event_time, &time_recorded) )
107 {
108 case ZGZC_STARTED_WAITING:
109  
110 # Set random_delay value;
111  
112 // Intentional fall-through
113  
114 case ZGZC_KEEP_WAITING:
115  
116 // Not Completed the delay proposed
117 return;
118 }
119  
120 // Completed the delay required
121  
122 # Do the scheduled work;
123 */
124  
125 BYTE zgzc_wait_for(DWORD *pTicksToWait, DWORD *pStartingTickTime, BYTE *pWaitingHasStarted)
126 {
127 if ( !(*pWaitingHasStarted) )
128 {
129 // start a new waiting period
130 *pStartingTickTime = TickGet(); // The time we started the waiting.
131 *pWaitingHasStarted = 1; // To indicate that the timer has started.
132  
133 return ZGZC_STARTED_WAITING;
134 }
135  
136 if( (TickGet() - *pStartingTickTime) < (*pTicksToWait) )
137 {
138 /* Not Completed the delay proposed */
139 return ZGZC_KEEP_WAITING;
140 }
141  
142 // We have completed the required waiting.
143  
144 *pStartingTickTime = 0 ; /* Reset starting time. Not really necessary. */
145 *pWaitingHasStarted = 0; /* Reset timer */
146  
147 return ZGZC_DONE_WAITING;
148 }
149  
150 #endif // (STACK_USE_ZEROCONF_LINK_LOCAL) || defined(STACK_USE_ZEROCONF_MDNS_SD)
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