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annotate src/ui3/mfw/mfw_utils.c @ 622:9f19cc5e46e8

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FCDEV3B-751774 experiment documented
author Mychaela Falconia <falcon@freecalypso.org>
date Mon, 18 Nov 2019 05:03:15 +0000
parents e8ddbb0837ed
children
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1 /*
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2 +--------------------------------------------------------------------+
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3 | PROJECT: MMI-Framework (8417) $Workfile:: mfw_utils.c $|
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4 | $Author:: NDH $Revision:: 1 $|
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5 | CREATED: 6.1.2003 $Modtime:: 10.04.00 14:58 $|
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6 | STATE : code $|
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7 +--------------------------------------------------------------------+
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8
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9 MODULE : MFW_UTILS
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10
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11 PURPOSE : This modul contains General Functional Utilities.
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12
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13 HISTORY:
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14 Oct 04, 2004 REF: CRR 25519 Deepa M.D
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15 Bug:Re-align structure members in MFW
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16 Fix:Structure elements have been realigned to avoid the structure padding
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17
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18 Jun 05, 2004 REF: CRR 18262 NISHIKANT KULKARNI
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19 Description: The sample sends a STOP DTMF message without release of the key by the user
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20 Solution: Instead of sending DTMF commands in "VTS_MOD_Auto" mode, on key press DTMF tone is started
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21 using VTS_MOD_ManStart and on key release DTMF tone is stopped using VTS_MOD_ManStop mode.
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22
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23 */
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24
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25 #include <string.h>
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26
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27
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28 #if defined (NEW_FRAME)
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29
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30 #include "typedefs.h"
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31 #include "vsi.h"
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32 #include "pei.h"
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33 #include "custom.h"
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34 #include "gsm.h"
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35
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36 #else
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37
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38 #include "STDDEFS.H"
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39 #include "custom.h"
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40 #include "gsm.h"
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41 #include "vsi.h"
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42
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43 #endif
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44
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45 #include "mfw_mfw.h"
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46 #include "mfw_utils.h"
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47
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48 #include "cus_aci.h"
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49 #include "prim.h"
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50 #ifndef PCM_2_FFS
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51 #include "pcm.h"
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52 #endif
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53
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54
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55 // xnkulkar SPR-18262: This length of array for storing DTMF mode (Start/Stop), is equal to the number
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56 // of DTMF tone requests that can be stored in queue.
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57 #define MAX_DTMF_Q_ENTRIES 50
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58 /***************************Go-lite Optimization changes start***********************/
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59 //Oct 04, 2004 REF: CRR 25519 Deepa M.D
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60 //Structure elements (T_MFW_CBUF_HEADER)are realigned to avoid the structure padding
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61 typedef struct
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62 { //xnkulkar SPR-18262: This member is used to store the mode for various DTMF tones present in queue to be sent.
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63 UBYTE vts_mode[MAX_DTMF_Q_ENTRIES];
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64 USHORT item_size;
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65 UBYTE *mfw_cb;
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66 ULONG mfw_cb_read_pos;
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67 ULONG mfw_cb_write_pos;
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68 USHORT num_elements;
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69 USHORT max_num_items;
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70 UBYTE null_char;
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71 UBYTE overwrite;
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72 UBYTE static_buf;
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73 UBYTE active;
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74 } T_MFW_CBUF_HEADER;
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75 /***************************Go-lite Optimization changes end***********************/
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76
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77 static T_MFW_CBUF_HEADER cbf_hdr[MAX_CBUF_QUEUES];
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78 static UBYTE cbf_num_of_buffers;
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79
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80
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81 /*
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82 ** Static Function Prototypes
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83 */
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84 static SHORT mfw_cbuf_get_free_id(void);
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85
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86 /*
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87 +--------------------------------------------------------------------+
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88 | PROJECT: MMI-Framework (8417) MODULE: MFW_CBUF |
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89 | STATE : code ROUTINE: (static) mfw_cbuf_init |
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90 +--------------------------------------------------------------------+
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91
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92
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93 PURPOSE : Create and Initialise the Circular Buffer
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94
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95 */
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96 SHORT mfw_cbuf_create (USHORT max_num_items, USHORT item_size,
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97 UBYTE overwrite, UBYTE null_char,
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98 UBYTE static_buf, void *buffer_ptr)
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99 {
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100 SHORT bufId;
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101
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102 if (cbf_num_of_buffers < MAX_CBUF_QUEUES)
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103 {
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104 /*
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105 ** Get the first available Id for a free buffer
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106 */
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107 bufId = mfw_cbuf_get_free_id();
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108 if (bufId == MFW_CBUF_NO_BUFS_AVAILABLE)
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109 return (MFW_CBUF_NO_BUFS_AVAILABLE);
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110 }
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111 else
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112 {
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113 /*
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114 ** return -1 as an indication that there are no more buffer handles available
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115 */
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116 return (MFW_CBUF_NO_BUFS_AVAILABLE);
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117 }
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118
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diff changeset
119 /*
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diff changeset
120 ** We now have a valid bufferId but check the validity of the incoming parameters
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121 ** before we allocate the buffer.
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diff changeset
122 */
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diff changeset
123 if (item_size == 0)
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diff changeset
124 return (MFW_CBUF_INVALID_ITEM_SIZE);
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parents:
diff changeset
125
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diff changeset
126 if (max_num_items == 0)
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diff changeset
127 return (MFW_CBUF_INVALID_MAX_ITEMS);
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diff changeset
128
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diff changeset
129 if ((static_buf) && (buffer_ptr == (void *)0))
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130 return (MFW_CBUF_INVALID_BUF_PTR);
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diff changeset
131
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diff changeset
132 if ((!static_buf) && (buffer_ptr != (void *)0))
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diff changeset
133 return (MFW_CBUF_INVALID_BUF_PTR);
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diff changeset
134
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diff changeset
135 /*
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diff changeset
136 ** Set the selected buffer to active
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diff changeset
137 */
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138 cbf_hdr[bufId].active = TRUE;
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diff changeset
139
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diff changeset
140 if (!static_buf)
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diff changeset
141 {
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diff changeset
142 /*
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diff changeset
143 ** If the buffer isn't static, then get the dynamic memory for it.
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diff changeset
144 */
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145 cbf_hdr[bufId].mfw_cb = mfwAlloc(item_size * max_num_items);
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146 cbf_hdr[bufId].static_buf = FALSE;
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diff changeset
147
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148 if (cbf_hdr[bufId].mfw_cb == (void *)0)
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diff changeset
149 {
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diff changeset
150 /*
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diff changeset
151 ** The memory Allocation failed, mark the buffer as inactive and return an error
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diff changeset
152 */
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diff changeset
153 cbf_hdr[bufId].active = FALSE;
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154 return (MFW_CBUF_MEM_ALLOC_FAILURE);
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diff changeset
155 }
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diff changeset
156 }
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diff changeset
157 else
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diff changeset
158 {
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diff changeset
159 /*
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diff changeset
160 ** If the buffer is static, the calling function will have provided a
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161 ** pointer to the buffer to be used.
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diff changeset
162 */
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163 cbf_hdr[bufId].mfw_cb = (UBYTE *)buffer_ptr;
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164 cbf_hdr[bufId].static_buf = TRUE;
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165 }
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diff changeset
166
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diff changeset
167 /*
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diff changeset
168 ** Initialise the buffer header which contains the information needed to
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diff changeset
169 ** maintain the buffer
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diff changeset
170 */
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diff changeset
171 cbf_hdr[bufId].max_num_items = max_num_items;
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172 cbf_hdr[bufId].item_size = item_size;
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173 cbf_hdr[bufId].null_char = null_char;
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diff changeset
174 cbf_hdr[bufId].overwrite = overwrite;
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diff changeset
175
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diff changeset
176 /*
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diff changeset
177 ** The buffer is created with no elements in it.
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diff changeset
178 */
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diff changeset
179 cbf_hdr[bufId].num_elements = 0;
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180 cbf_hdr[bufId].mfw_cb_read_pos = 0;
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181 cbf_hdr[bufId].mfw_cb_write_pos = 0;
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diff changeset
182
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diff changeset
183 /*
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diff changeset
184 ** Ensure the buffer is initialised with the required null character
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diff changeset
185 */
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diff changeset
186 memset(cbf_hdr[bufId].mfw_cb,
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187 cbf_hdr[bufId].null_char,
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188 item_size * max_num_items);
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diff changeset
189
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diff changeset
190 return (bufId);
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diff changeset
191 }
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diff changeset
192
e8ddbb0837ed src/ui3: initial import of TCS3/LoCosto BMI & MFW code
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diff changeset
193 /*
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diff changeset
194 +--------------------------------------------------------------------+
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195 | PROJECT: MMI-Framework (8417) MODULE: MFW_CBUF |
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196 | STATE : code ROUTINE: (static) mfw_cbuf_delete |
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197 +--------------------------------------------------------------------+
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diff changeset
198
e8ddbb0837ed src/ui3: initial import of TCS3/LoCosto BMI & MFW code
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diff changeset
199
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diff changeset
200 PURPOSE : delete a dynamically allocated buffer, freeing the memory
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diff changeset
201 A statically allocated buffer CANNOT be released.
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diff changeset
202
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diff changeset
203 */
e8ddbb0837ed src/ui3: initial import of TCS3/LoCosto BMI & MFW code
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diff changeset
204 SHORT mfw_cbuf_delete (SHORT bufId)
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diff changeset
205 {
e8ddbb0837ed src/ui3: initial import of TCS3/LoCosto BMI & MFW code
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diff changeset
206 if ((bufId < 0) || (bufId >= MAX_CBUF_QUEUES))
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diff changeset
207 return (MFW_CBUF_INVALID_BUF_ID);
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diff changeset
208
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diff changeset
209 if (cbf_hdr[bufId].active == FALSE)
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diff changeset
210 return (MFW_CBUF_INVALID_BUF_ID);
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diff changeset
211
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diff changeset
212 if (cbf_hdr[bufId].static_buf)
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diff changeset
213 return (MFW_CBUF_INVALID_STATIC_BUF);
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diff changeset
214
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diff changeset
215 /*
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diff changeset
216 ** Free the dynamically allocated memory and set buffer to inactive
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217 ** all the other information is irrelevant as once the buffer is marked inactive
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218 ** it cannot be used.
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diff changeset
219 */
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diff changeset
220 mfwFree(cbf_hdr[bufId].mfw_cb,
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diff changeset
221 cbf_hdr[bufId].item_size * cbf_hdr[bufId].max_num_items);
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parents:
diff changeset
222
e8ddbb0837ed src/ui3: initial import of TCS3/LoCosto BMI & MFW code
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diff changeset
223 cbf_hdr[bufId].active = FALSE;
e8ddbb0837ed src/ui3: initial import of TCS3/LoCosto BMI & MFW code
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diff changeset
224
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diff changeset
225 return (MFW_CBUF_OK);
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diff changeset
226 }
e8ddbb0837ed src/ui3: initial import of TCS3/LoCosto BMI & MFW code
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diff changeset
227
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diff changeset
228 /*
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229 +--------------------------------------------------------------------+
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diff changeset
230 | PROJECT: MMI-Framework (8417) MODULE: MFW_CBUF |
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231 | STATE : code ROUTINE: (static) mfw_cbuf_reset |
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232 +--------------------------------------------------------------------+
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diff changeset
233
e8ddbb0837ed src/ui3: initial import of TCS3/LoCosto BMI & MFW code
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diff changeset
234
e8ddbb0837ed src/ui3: initial import of TCS3/LoCosto BMI & MFW code
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diff changeset
235 PURPOSE : clears all the data from the buffer and resets the read and write pointers.
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diff changeset
236
e8ddbb0837ed src/ui3: initial import of TCS3/LoCosto BMI & MFW code
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diff changeset
237 */
e8ddbb0837ed src/ui3: initial import of TCS3/LoCosto BMI & MFW code
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diff changeset
238 SHORT mfw_cbuf_reset (SHORT bufId)
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diff changeset
239 {
e8ddbb0837ed src/ui3: initial import of TCS3/LoCosto BMI & MFW code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
240 if ((bufId < 0) || (bufId >= MAX_CBUF_QUEUES))
e8ddbb0837ed src/ui3: initial import of TCS3/LoCosto BMI & MFW code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
241 return (MFW_CBUF_INVALID_BUF_ID);
e8ddbb0837ed src/ui3: initial import of TCS3/LoCosto BMI & MFW code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
242
e8ddbb0837ed src/ui3: initial import of TCS3/LoCosto BMI & MFW code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
243 if (cbf_hdr[bufId].active == FALSE)
e8ddbb0837ed src/ui3: initial import of TCS3/LoCosto BMI & MFW code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
244 return (MFW_CBUF_INVALID_BUF_ID);
e8ddbb0837ed src/ui3: initial import of TCS3/LoCosto BMI & MFW code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
245
e8ddbb0837ed src/ui3: initial import of TCS3/LoCosto BMI & MFW code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
246 /*
e8ddbb0837ed src/ui3: initial import of TCS3/LoCosto BMI & MFW code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
247 ** The buffer is reset with no elements in it.
e8ddbb0837ed src/ui3: initial import of TCS3/LoCosto BMI & MFW code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
248 */
e8ddbb0837ed src/ui3: initial import of TCS3/LoCosto BMI & MFW code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
249 cbf_hdr[bufId].num_elements = 0;
e8ddbb0837ed src/ui3: initial import of TCS3/LoCosto BMI & MFW code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
250 cbf_hdr[bufId].mfw_cb_read_pos = 0;
e8ddbb0837ed src/ui3: initial import of TCS3/LoCosto BMI & MFW code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
251 cbf_hdr[bufId].mfw_cb_write_pos = 0;
e8ddbb0837ed src/ui3: initial import of TCS3/LoCosto BMI & MFW code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
252
e8ddbb0837ed src/ui3: initial import of TCS3/LoCosto BMI & MFW code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
253 /*
e8ddbb0837ed src/ui3: initial import of TCS3/LoCosto BMI & MFW code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
254 ** Ensure the buffer is initialised with the required null character
e8ddbb0837ed src/ui3: initial import of TCS3/LoCosto BMI & MFW code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
255 */
e8ddbb0837ed src/ui3: initial import of TCS3/LoCosto BMI & MFW code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
256 memset(cbf_hdr[bufId].mfw_cb,
e8ddbb0837ed src/ui3: initial import of TCS3/LoCosto BMI & MFW code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
257 cbf_hdr[bufId].null_char,
e8ddbb0837ed src/ui3: initial import of TCS3/LoCosto BMI & MFW code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
258 cbf_hdr[bufId].item_size * cbf_hdr[bufId].max_num_items);
e8ddbb0837ed src/ui3: initial import of TCS3/LoCosto BMI & MFW code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
259
e8ddbb0837ed src/ui3: initial import of TCS3/LoCosto BMI & MFW code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
260 return (MFW_CBUF_OK);
e8ddbb0837ed src/ui3: initial import of TCS3/LoCosto BMI & MFW code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
261 }
e8ddbb0837ed src/ui3: initial import of TCS3/LoCosto BMI & MFW code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
262
e8ddbb0837ed src/ui3: initial import of TCS3/LoCosto BMI & MFW code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
263 /*
e8ddbb0837ed src/ui3: initial import of TCS3/LoCosto BMI & MFW code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
264 +--------------------------------------------------------------------+
e8ddbb0837ed src/ui3: initial import of TCS3/LoCosto BMI & MFW code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
265 | PROJECT: MMI-Framework (8417) MODULE: MFW_CBUF |
e8ddbb0837ed src/ui3: initial import of TCS3/LoCosto BMI & MFW code
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parents:
diff changeset
266 | STATE : code ROUTINE: (static) mfw_cbuf_put |
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
267 +--------------------------------------------------------------------+
e8ddbb0837ed src/ui3: initial import of TCS3/LoCosto BMI & MFW code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
268
e8ddbb0837ed src/ui3: initial import of TCS3/LoCosto BMI & MFW code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
269
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
270 PURPOSE : Add an item to the appropriate circular buffer
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
271
e8ddbb0837ed src/ui3: initial import of TCS3/LoCosto BMI & MFW code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
272 */
e8ddbb0837ed src/ui3: initial import of TCS3/LoCosto BMI & MFW code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
273 SHORT mfw_cbuf_put (SHORT bufId, void *data_ptr)
e8ddbb0837ed src/ui3: initial import of TCS3/LoCosto BMI & MFW code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
274 {
e8ddbb0837ed src/ui3: initial import of TCS3/LoCosto BMI & MFW code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
275 if ((bufId < 0) || (bufId >= MAX_CBUF_QUEUES))
e8ddbb0837ed src/ui3: initial import of TCS3/LoCosto BMI & MFW code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
276 return (MFW_CBUF_INVALID_BUF_ID);
e8ddbb0837ed src/ui3: initial import of TCS3/LoCosto BMI & MFW code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
277
e8ddbb0837ed src/ui3: initial import of TCS3/LoCosto BMI & MFW code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
278 if (cbf_hdr[bufId].active == FALSE)
e8ddbb0837ed src/ui3: initial import of TCS3/LoCosto BMI & MFW code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
279 return (MFW_CBUF_INVALID_BUF_ID);
e8ddbb0837ed src/ui3: initial import of TCS3/LoCosto BMI & MFW code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
280
e8ddbb0837ed src/ui3: initial import of TCS3/LoCosto BMI & MFW code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
281 if (data_ptr == (void *)0)
e8ddbb0837ed src/ui3: initial import of TCS3/LoCosto BMI & MFW code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
282 return (MFW_CBUF_INVALID_BUF_PTR);
e8ddbb0837ed src/ui3: initial import of TCS3/LoCosto BMI & MFW code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
283
e8ddbb0837ed src/ui3: initial import of TCS3/LoCosto BMI & MFW code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
284 if (cbf_hdr[bufId].num_elements < cbf_hdr[bufId].max_num_items)
e8ddbb0837ed src/ui3: initial import of TCS3/LoCosto BMI & MFW code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
285 {
e8ddbb0837ed src/ui3: initial import of TCS3/LoCosto BMI & MFW code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
286 /*
e8ddbb0837ed src/ui3: initial import of TCS3/LoCosto BMI & MFW code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
287 ** Standard Add data ... no data lost.
e8ddbb0837ed src/ui3: initial import of TCS3/LoCosto BMI & MFW code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
288 ** Memcpy the input data into the circular buffer
e8ddbb0837ed src/ui3: initial import of TCS3/LoCosto BMI & MFW code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
289 */
e8ddbb0837ed src/ui3: initial import of TCS3/LoCosto BMI & MFW code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
290 memcpy(&cbf_hdr[bufId].mfw_cb[cbf_hdr[bufId].mfw_cb_write_pos],
e8ddbb0837ed src/ui3: initial import of TCS3/LoCosto BMI & MFW code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
291 data_ptr,
e8ddbb0837ed src/ui3: initial import of TCS3/LoCosto BMI & MFW code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
292 cbf_hdr[bufId].item_size);
e8ddbb0837ed src/ui3: initial import of TCS3/LoCosto BMI & MFW code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
293
e8ddbb0837ed src/ui3: initial import of TCS3/LoCosto BMI & MFW code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
294 /*
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
295 ** Move the write_pointer along to the next required position
e8ddbb0837ed src/ui3: initial import of TCS3/LoCosto BMI & MFW code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
296 */
e8ddbb0837ed src/ui3: initial import of TCS3/LoCosto BMI & MFW code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
297 cbf_hdr[bufId].mfw_cb_write_pos = (cbf_hdr[bufId].mfw_cb_write_pos + cbf_hdr[bufId].item_size) %
e8ddbb0837ed src/ui3: initial import of TCS3/LoCosto BMI & MFW code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
298 (cbf_hdr[bufId].item_size * cbf_hdr[bufId].max_num_items);
e8ddbb0837ed src/ui3: initial import of TCS3/LoCosto BMI & MFW code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
299 cbf_hdr[bufId].num_elements++;
e8ddbb0837ed src/ui3: initial import of TCS3/LoCosto BMI & MFW code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
300 return (MFW_CBUF_OK);
e8ddbb0837ed src/ui3: initial import of TCS3/LoCosto BMI & MFW code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
301 }
e8ddbb0837ed src/ui3: initial import of TCS3/LoCosto BMI & MFW code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
302 else if (cbf_hdr[bufId].overwrite)
e8ddbb0837ed src/ui3: initial import of TCS3/LoCosto BMI & MFW code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
303 {
e8ddbb0837ed src/ui3: initial import of TCS3/LoCosto BMI & MFW code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
304 /*
e8ddbb0837ed src/ui3: initial import of TCS3/LoCosto BMI & MFW code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
305 ** Overwrite Add data ... The oldest Data in the buffer is lost.
e8ddbb0837ed src/ui3: initial import of TCS3/LoCosto BMI & MFW code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
306 ** Memcpy the input data into the circular buffer
e8ddbb0837ed src/ui3: initial import of TCS3/LoCosto BMI & MFW code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
307 */
e8ddbb0837ed src/ui3: initial import of TCS3/LoCosto BMI & MFW code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
308 memcpy(&cbf_hdr[bufId].mfw_cb[cbf_hdr[bufId].mfw_cb_write_pos],
e8ddbb0837ed src/ui3: initial import of TCS3/LoCosto BMI & MFW code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
309 data_ptr,
e8ddbb0837ed src/ui3: initial import of TCS3/LoCosto BMI & MFW code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
310 cbf_hdr[bufId].item_size);
e8ddbb0837ed src/ui3: initial import of TCS3/LoCosto BMI & MFW code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
311
e8ddbb0837ed src/ui3: initial import of TCS3/LoCosto BMI & MFW code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
312 /*
e8ddbb0837ed src/ui3: initial import of TCS3/LoCosto BMI & MFW code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
313 ** Move the write_pointer along to the next required position
e8ddbb0837ed src/ui3: initial import of TCS3/LoCosto BMI & MFW code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
314 */
e8ddbb0837ed src/ui3: initial import of TCS3/LoCosto BMI & MFW code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
315 cbf_hdr[bufId].mfw_cb_write_pos = (cbf_hdr[bufId].mfw_cb_write_pos + cbf_hdr[bufId].item_size) %
e8ddbb0837ed src/ui3: initial import of TCS3/LoCosto BMI & MFW code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
316 (cbf_hdr[bufId].item_size * cbf_hdr[bufId].max_num_items);
e8ddbb0837ed src/ui3: initial import of TCS3/LoCosto BMI & MFW code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
317 /*
e8ddbb0837ed src/ui3: initial import of TCS3/LoCosto BMI & MFW code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
318 ** Move the read pointer along to the next required position as the data it points to
e8ddbb0837ed src/ui3: initial import of TCS3/LoCosto BMI & MFW code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
319 ** has been overwritten
e8ddbb0837ed src/ui3: initial import of TCS3/LoCosto BMI & MFW code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
320 */
e8ddbb0837ed src/ui3: initial import of TCS3/LoCosto BMI & MFW code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
321 cbf_hdr[bufId].mfw_cb_read_pos = (cbf_hdr[bufId].mfw_cb_read_pos + cbf_hdr[bufId].item_size) %
e8ddbb0837ed src/ui3: initial import of TCS3/LoCosto BMI & MFW code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
322 (cbf_hdr[bufId].item_size * cbf_hdr[bufId].max_num_items);
e8ddbb0837ed src/ui3: initial import of TCS3/LoCosto BMI & MFW code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
323 return (MFW_CBUF_OK_DATA_LOSS);
e8ddbb0837ed src/ui3: initial import of TCS3/LoCosto BMI & MFW code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
324 }
e8ddbb0837ed src/ui3: initial import of TCS3/LoCosto BMI & MFW code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
325 else
e8ddbb0837ed src/ui3: initial import of TCS3/LoCosto BMI & MFW code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
326 {
e8ddbb0837ed src/ui3: initial import of TCS3/LoCosto BMI & MFW code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
327 /*
e8ddbb0837ed src/ui3: initial import of TCS3/LoCosto BMI & MFW code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
328 ** The Queue is full ... return an error
e8ddbb0837ed src/ui3: initial import of TCS3/LoCosto BMI & MFW code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
329 */
e8ddbb0837ed src/ui3: initial import of TCS3/LoCosto BMI & MFW code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
330 return (MFW_CBUF_PUT_FAILED_Q_FULL);
e8ddbb0837ed src/ui3: initial import of TCS3/LoCosto BMI & MFW code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
331 }
e8ddbb0837ed src/ui3: initial import of TCS3/LoCosto BMI & MFW code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
332 }
e8ddbb0837ed src/ui3: initial import of TCS3/LoCosto BMI & MFW code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
333
e8ddbb0837ed src/ui3: initial import of TCS3/LoCosto BMI & MFW code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
334 /*
e8ddbb0837ed src/ui3: initial import of TCS3/LoCosto BMI & MFW code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
335 +--------------------------------------------------------------------+
e8ddbb0837ed src/ui3: initial import of TCS3/LoCosto BMI & MFW code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
336 | PROJECT: MMI-Framework (8417) MODULE: MFW_CBUF |
e8ddbb0837ed src/ui3: initial import of TCS3/LoCosto BMI & MFW code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
337 | STATE : code ROUTINE: (static) mfw_cbuf_get |
e8ddbb0837ed src/ui3: initial import of TCS3/LoCosto BMI & MFW code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
338 +--------------------------------------------------------------------+
e8ddbb0837ed src/ui3: initial import of TCS3/LoCosto BMI & MFW code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
339
e8ddbb0837ed src/ui3: initial import of TCS3/LoCosto BMI & MFW code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
340
e8ddbb0837ed src/ui3: initial import of TCS3/LoCosto BMI & MFW code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
341 PURPOSE : Get an event from the DTMF Q
e8ddbb0837ed src/ui3: initial import of TCS3/LoCosto BMI & MFW code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
342
e8ddbb0837ed src/ui3: initial import of TCS3/LoCosto BMI & MFW code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
343 */
e8ddbb0837ed src/ui3: initial import of TCS3/LoCosto BMI & MFW code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
344 SHORT mfw_cbuf_get (SHORT bufId, void *buffer_ptr)
e8ddbb0837ed src/ui3: initial import of TCS3/LoCosto BMI & MFW code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
345 {
e8ddbb0837ed src/ui3: initial import of TCS3/LoCosto BMI & MFW code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
346 if ((bufId < 0) || (bufId >= MAX_CBUF_QUEUES))
e8ddbb0837ed src/ui3: initial import of TCS3/LoCosto BMI & MFW code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
347 return (MFW_CBUF_INVALID_BUF_ID);
e8ddbb0837ed src/ui3: initial import of TCS3/LoCosto BMI & MFW code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
348
e8ddbb0837ed src/ui3: initial import of TCS3/LoCosto BMI & MFW code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
349 if (cbf_hdr[bufId].active == FALSE)
e8ddbb0837ed src/ui3: initial import of TCS3/LoCosto BMI & MFW code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
350 return (MFW_CBUF_INVALID_BUF_ID);
e8ddbb0837ed src/ui3: initial import of TCS3/LoCosto BMI & MFW code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
351
e8ddbb0837ed src/ui3: initial import of TCS3/LoCosto BMI & MFW code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
352 if (buffer_ptr == (void *)0)
e8ddbb0837ed src/ui3: initial import of TCS3/LoCosto BMI & MFW code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
353 return (MFW_CBUF_INVALID_BUF_PTR);
e8ddbb0837ed src/ui3: initial import of TCS3/LoCosto BMI & MFW code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
354
e8ddbb0837ed src/ui3: initial import of TCS3/LoCosto BMI & MFW code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
355 if (cbf_hdr[bufId].num_elements != 0)
e8ddbb0837ed src/ui3: initial import of TCS3/LoCosto BMI & MFW code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
356 {
e8ddbb0837ed src/ui3: initial import of TCS3/LoCosto BMI & MFW code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
357 /*
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diff changeset
358 ** Copy the data from the internal buffer into the output buffer, and reset the internal buffer
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parents:
diff changeset
359 */
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
360 memcpy(buffer_ptr,
e8ddbb0837ed src/ui3: initial import of TCS3/LoCosto BMI & MFW code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
361 &cbf_hdr[bufId].mfw_cb[cbf_hdr[bufId].mfw_cb_read_pos],
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parents:
diff changeset
362 cbf_hdr[bufId].item_size);
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
363
e8ddbb0837ed src/ui3: initial import of TCS3/LoCosto BMI & MFW code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
364 memset(&cbf_hdr[bufId].mfw_cb[cbf_hdr[bufId].mfw_cb_read_pos],
e8ddbb0837ed src/ui3: initial import of TCS3/LoCosto BMI & MFW code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
365 cbf_hdr[bufId].null_char,
e8ddbb0837ed src/ui3: initial import of TCS3/LoCosto BMI & MFW code
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parents:
diff changeset
366 cbf_hdr[bufId].item_size);
e8ddbb0837ed src/ui3: initial import of TCS3/LoCosto BMI & MFW code
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parents:
diff changeset
367
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
368 /*
e8ddbb0837ed src/ui3: initial import of TCS3/LoCosto BMI & MFW code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
369 ** Move the read pointer along to the next required position
e8ddbb0837ed src/ui3: initial import of TCS3/LoCosto BMI & MFW code
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diff changeset
370 */
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diff changeset
371 cbf_hdr[bufId].mfw_cb_read_pos = (cbf_hdr[bufId].mfw_cb_read_pos + cbf_hdr[bufId].item_size) %
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
372 (cbf_hdr[bufId].item_size * cbf_hdr[bufId].max_num_items);
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diff changeset
373
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diff changeset
374 cbf_hdr[bufId].num_elements--;
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diff changeset
375
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diff changeset
376 return (MFW_CBUF_OK);
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diff changeset
377 }
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Mychaela Falconia <falcon@freecalypso.org>
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diff changeset
378 else
e8ddbb0837ed src/ui3: initial import of TCS3/LoCosto BMI & MFW code
Mychaela Falconia <falcon@freecalypso.org>
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diff changeset
379 {
e8ddbb0837ed src/ui3: initial import of TCS3/LoCosto BMI & MFW code
Mychaela Falconia <falcon@freecalypso.org>
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diff changeset
380 /*
e8ddbb0837ed src/ui3: initial import of TCS3/LoCosto BMI & MFW code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
381 ** The Queue is empty ... put valid (null) data into the buffer and return an error
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diff changeset
382 */
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
383 memset(buffer_ptr,
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Mychaela Falconia <falcon@freecalypso.org>
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diff changeset
384 cbf_hdr[bufId].null_char,
e8ddbb0837ed src/ui3: initial import of TCS3/LoCosto BMI & MFW code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
385 cbf_hdr[bufId].item_size);
e8ddbb0837ed src/ui3: initial import of TCS3/LoCosto BMI & MFW code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
386
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parents:
diff changeset
387 return (MFW_CBUF_BUFFER_EMPTY);
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
388 }
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
389 }
e8ddbb0837ed src/ui3: initial import of TCS3/LoCosto BMI & MFW code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
390
e8ddbb0837ed src/ui3: initial import of TCS3/LoCosto BMI & MFW code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
391
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
392 /*
e8ddbb0837ed src/ui3: initial import of TCS3/LoCosto BMI & MFW code
Mychaela Falconia <falcon@freecalypso.org>
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diff changeset
393 +-----------------------------------------------------------------------+
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diff changeset
394 |xnkulkar SPR-18262 |
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diff changeset
395 |ROUTINE: SHORT mfw_cbuf_put_mode() |
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parents:
diff changeset
396 |PURPOSE : Put the mode (Start/Stop) for the DTMF tone in queue |
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Mychaela Falconia <falcon@freecalypso.org>
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diff changeset
397 | |
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Mychaela Falconia <falcon@freecalypso.org>
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diff changeset
398 +-----------------------------------------------------------------------+
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Mychaela Falconia <falcon@freecalypso.org>
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diff changeset
399 */
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Mychaela Falconia <falcon@freecalypso.org>
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diff changeset
400
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Mychaela Falconia <falcon@freecalypso.org>
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diff changeset
401 SHORT mfw_cbuf_put_mode (SHORT bufId,UBYTE vts_mode)
e8ddbb0837ed src/ui3: initial import of TCS3/LoCosto BMI & MFW code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
402 {
e8ddbb0837ed src/ui3: initial import of TCS3/LoCosto BMI & MFW code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
403 TRACE_FUNCTION("mfw_cbuf_put_mode()");
e8ddbb0837ed src/ui3: initial import of TCS3/LoCosto BMI & MFW code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
404
e8ddbb0837ed src/ui3: initial import of TCS3/LoCosto BMI & MFW code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
405 // Check for the validity of buffer ID and "limit" for the number of elements
e8ddbb0837ed src/ui3: initial import of TCS3/LoCosto BMI & MFW code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
406 // if ok, put the mode (Start / Stop) for the specified DTMF tone in the queue
e8ddbb0837ed src/ui3: initial import of TCS3/LoCosto BMI & MFW code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
407 if ((bufId < 0) || (bufId >= MAX_CBUF_QUEUES))
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
408 return MFW_CBUF_INVALID_BUF_ID;
e8ddbb0837ed src/ui3: initial import of TCS3/LoCosto BMI & MFW code
Mychaela Falconia <falcon@freecalypso.org>
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diff changeset
409 if (cbf_hdr[bufId].num_elements >= cbf_hdr[bufId].max_num_items)
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parents:
diff changeset
410 return MFW_CBUF_PUT_FAILED_Q_FULL;
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parents:
diff changeset
411 cbf_hdr[bufId].vts_mode[cbf_hdr[bufId].mfw_cb_write_pos] = vts_mode;
e8ddbb0837ed src/ui3: initial import of TCS3/LoCosto BMI & MFW code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
412 return (MFW_CBUF_OK);
e8ddbb0837ed src/ui3: initial import of TCS3/LoCosto BMI & MFW code
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parents:
diff changeset
413 }
e8ddbb0837ed src/ui3: initial import of TCS3/LoCosto BMI & MFW code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
414
e8ddbb0837ed src/ui3: initial import of TCS3/LoCosto BMI & MFW code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
415
e8ddbb0837ed src/ui3: initial import of TCS3/LoCosto BMI & MFW code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
416 /*
e8ddbb0837ed src/ui3: initial import of TCS3/LoCosto BMI & MFW code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
417 +-----------------------------------------------------------------------+
e8ddbb0837ed src/ui3: initial import of TCS3/LoCosto BMI & MFW code
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parents:
diff changeset
418 |xnkulkar SPR-18262 |
e8ddbb0837ed src/ui3: initial import of TCS3/LoCosto BMI & MFW code
Mychaela Falconia <falcon@freecalypso.org>
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diff changeset
419 |ROUTINE: SHORT mfw_cbuf_get_mode() |
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diff changeset
420 |PURPOSE : Get the mode (Start/Stop) for the DTMF tone in queue |
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diff changeset
421 | |
e8ddbb0837ed src/ui3: initial import of TCS3/LoCosto BMI & MFW code
Mychaela Falconia <falcon@freecalypso.org>
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diff changeset
422 +-----------------------------------------------------------------------+
e8ddbb0837ed src/ui3: initial import of TCS3/LoCosto BMI & MFW code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
423 */
e8ddbb0837ed src/ui3: initial import of TCS3/LoCosto BMI & MFW code
Mychaela Falconia <falcon@freecalypso.org>
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diff changeset
424 SHORT mfw_cbuf_get_mode (SHORT bufId)
e8ddbb0837ed src/ui3: initial import of TCS3/LoCosto BMI & MFW code
Mychaela Falconia <falcon@freecalypso.org>
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diff changeset
425 {
e8ddbb0837ed src/ui3: initial import of TCS3/LoCosto BMI & MFW code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
426 TRACE_FUNCTION("mfw_cbuf_get_mode()");
e8ddbb0837ed src/ui3: initial import of TCS3/LoCosto BMI & MFW code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
427
e8ddbb0837ed src/ui3: initial import of TCS3/LoCosto BMI & MFW code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
428 // Check for the validity of buffer ID and "limit" for the number of elements
e8ddbb0837ed src/ui3: initial import of TCS3/LoCosto BMI & MFW code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
429 // if ok, return the mode (Start / Stop) for the requested DTMF tone
e8ddbb0837ed src/ui3: initial import of TCS3/LoCosto BMI & MFW code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
430 if ((bufId < 0) || (bufId >= MAX_CBUF_QUEUES))
e8ddbb0837ed src/ui3: initial import of TCS3/LoCosto BMI & MFW code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
431 return MFW_CBUF_INVALID_BUF_ID;
e8ddbb0837ed src/ui3: initial import of TCS3/LoCosto BMI & MFW code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
432 if (cbf_hdr[bufId].num_elements >= cbf_hdr[bufId].max_num_items)
e8ddbb0837ed src/ui3: initial import of TCS3/LoCosto BMI & MFW code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
433 return MFW_CBUF_PUT_FAILED_Q_FULL;
e8ddbb0837ed src/ui3: initial import of TCS3/LoCosto BMI & MFW code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
434 return cbf_hdr[bufId].vts_mode[cbf_hdr[bufId].mfw_cb_read_pos];
e8ddbb0837ed src/ui3: initial import of TCS3/LoCosto BMI & MFW code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
435 }
e8ddbb0837ed src/ui3: initial import of TCS3/LoCosto BMI & MFW code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
436
e8ddbb0837ed src/ui3: initial import of TCS3/LoCosto BMI & MFW code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
437 /*
e8ddbb0837ed src/ui3: initial import of TCS3/LoCosto BMI & MFW code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
438 +--------------------------------------------------------------------+
e8ddbb0837ed src/ui3: initial import of TCS3/LoCosto BMI & MFW code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
439 | PROJECT: MMI-Framework (8417) MODULE: MFW_CBUF |
e8ddbb0837ed src/ui3: initial import of TCS3/LoCosto BMI & MFW code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
440 | STATE : code ROUTINE: (static) mfw_cbuf_num_elements |
e8ddbb0837ed src/ui3: initial import of TCS3/LoCosto BMI & MFW code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
441 +--------------------------------------------------------------------+
e8ddbb0837ed src/ui3: initial import of TCS3/LoCosto BMI & MFW code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
442
e8ddbb0837ed src/ui3: initial import of TCS3/LoCosto BMI & MFW code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
443
e8ddbb0837ed src/ui3: initial import of TCS3/LoCosto BMI & MFW code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
444 PURPOSE : Get the number of events on the DTMF Q
e8ddbb0837ed src/ui3: initial import of TCS3/LoCosto BMI & MFW code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
445
e8ddbb0837ed src/ui3: initial import of TCS3/LoCosto BMI & MFW code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
446 */
e8ddbb0837ed src/ui3: initial import of TCS3/LoCosto BMI & MFW code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
447 USHORT mfw_cbuf_num_elements (SHORT bufId)
e8ddbb0837ed src/ui3: initial import of TCS3/LoCosto BMI & MFW code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
448 {
e8ddbb0837ed src/ui3: initial import of TCS3/LoCosto BMI & MFW code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
449 /*
e8ddbb0837ed src/ui3: initial import of TCS3/LoCosto BMI & MFW code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
450 ** In this function, if the buffer Id is invalid in any way, we will need to
e8ddbb0837ed src/ui3: initial import of TCS3/LoCosto BMI & MFW code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
451 ** return 0 for the number of elements and know that any other action on
e8ddbb0837ed src/ui3: initial import of TCS3/LoCosto BMI & MFW code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
452 ** the buffer will result in an error state.
e8ddbb0837ed src/ui3: initial import of TCS3/LoCosto BMI & MFW code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
453 */
e8ddbb0837ed src/ui3: initial import of TCS3/LoCosto BMI & MFW code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
454 if ((bufId < 0) || (bufId >= MAX_CBUF_QUEUES))
e8ddbb0837ed src/ui3: initial import of TCS3/LoCosto BMI & MFW code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
455 return (0);
e8ddbb0837ed src/ui3: initial import of TCS3/LoCosto BMI & MFW code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
456
e8ddbb0837ed src/ui3: initial import of TCS3/LoCosto BMI & MFW code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
457 if (cbf_hdr[bufId].active == FALSE)
e8ddbb0837ed src/ui3: initial import of TCS3/LoCosto BMI & MFW code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
458 return (0);
e8ddbb0837ed src/ui3: initial import of TCS3/LoCosto BMI & MFW code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
459
e8ddbb0837ed src/ui3: initial import of TCS3/LoCosto BMI & MFW code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
460 /*
e8ddbb0837ed src/ui3: initial import of TCS3/LoCosto BMI & MFW code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
461 ** Having got to here, the buffer id is valid so return the number of elements
e8ddbb0837ed src/ui3: initial import of TCS3/LoCosto BMI & MFW code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
462 */
e8ddbb0837ed src/ui3: initial import of TCS3/LoCosto BMI & MFW code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
463 return (cbf_hdr[bufId].num_elements);
e8ddbb0837ed src/ui3: initial import of TCS3/LoCosto BMI & MFW code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
464 }
e8ddbb0837ed src/ui3: initial import of TCS3/LoCosto BMI & MFW code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
465
e8ddbb0837ed src/ui3: initial import of TCS3/LoCosto BMI & MFW code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
466 static SHORT mfw_cbuf_get_free_id(void)
e8ddbb0837ed src/ui3: initial import of TCS3/LoCosto BMI & MFW code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
467 {
e8ddbb0837ed src/ui3: initial import of TCS3/LoCosto BMI & MFW code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
468 SHORT i;
e8ddbb0837ed src/ui3: initial import of TCS3/LoCosto BMI & MFW code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
469
e8ddbb0837ed src/ui3: initial import of TCS3/LoCosto BMI & MFW code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
470 for (i=0; i<MAX_CBUF_QUEUES; i++)
e8ddbb0837ed src/ui3: initial import of TCS3/LoCosto BMI & MFW code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
471 {
e8ddbb0837ed src/ui3: initial import of TCS3/LoCosto BMI & MFW code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
472 if (cbf_hdr[i].active == FALSE)
e8ddbb0837ed src/ui3: initial import of TCS3/LoCosto BMI & MFW code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
473 {
e8ddbb0837ed src/ui3: initial import of TCS3/LoCosto BMI & MFW code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
474 /*
e8ddbb0837ed src/ui3: initial import of TCS3/LoCosto BMI & MFW code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
475 ** This is the first inactive buffer, pass the index back
e8ddbb0837ed src/ui3: initial import of TCS3/LoCosto BMI & MFW code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
476 */
e8ddbb0837ed src/ui3: initial import of TCS3/LoCosto BMI & MFW code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
477 return (i);
e8ddbb0837ed src/ui3: initial import of TCS3/LoCosto BMI & MFW code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
478 }
e8ddbb0837ed src/ui3: initial import of TCS3/LoCosto BMI & MFW code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
479 }
e8ddbb0837ed src/ui3: initial import of TCS3/LoCosto BMI & MFW code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
480
e8ddbb0837ed src/ui3: initial import of TCS3/LoCosto BMI & MFW code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
481 /*
e8ddbb0837ed src/ui3: initial import of TCS3/LoCosto BMI & MFW code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
482 ** There are no inaqctive buffers, return an Error
e8ddbb0837ed src/ui3: initial import of TCS3/LoCosto BMI & MFW code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
483 */
e8ddbb0837ed src/ui3: initial import of TCS3/LoCosto BMI & MFW code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
484 return (MFW_CBUF_NO_BUFS_AVAILABLE);
e8ddbb0837ed src/ui3: initial import of TCS3/LoCosto BMI & MFW code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
485 }
e8ddbb0837ed src/ui3: initial import of TCS3/LoCosto BMI & MFW code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
486