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Rev | Author | Line No. | Line |
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227 | serge | 1 | struc EVENT |
2 | { .code rd 1 |
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3 | rd 5 |
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4 | .next rd 1 ;+24 |
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5 | .prev rd 1 ;+28 |
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6 | } |
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7 | EVENT_SIZE equ 32 |
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8 | |||
9 | virtual at 0 |
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10 | EVENT EVENT |
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11 | end virtual |
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12 | |||
13 | align 4 |
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14 | init_events: |
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15 | stdcall kernel_alloc, 1024*EVENT_SIZE |
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16 | mov [events], eax |
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17 | xor eax, eax |
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18 | not eax |
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19 | mov edi, event_map |
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20 | mov [event_start], edi |
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21 | mov ecx, 128/4 |
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22 | cld |
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23 | rep stosd |
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24 | mov [event_end], edi |
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25 | ret |
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26 | |||
27 | align 4 |
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28 | proc alloc_event |
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29 | |||
30 | pushfd |
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31 | cli |
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32 | mov ebx, [event_start] |
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33 | mov ecx, [event_end] |
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34 | .l1: |
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35 | bsf eax,[ebx] |
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36 | jnz .found |
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37 | add ebx,4 |
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38 | cmp ebx, ecx |
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39 | jb .l1 |
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40 | popfd |
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41 | xor eax,eax |
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42 | ret |
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43 | .found: |
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44 | btr [ebx], eax |
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45 | mov [event_start],ebx |
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46 | sub ebx, event_map |
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47 | shl ebx, 3 |
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48 | add eax,ebx |
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49 | shl eax,5 |
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50 | add eax, [events] |
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51 | popfd |
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52 | xor ebx, ebx |
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53 | mov [eax+EVENT.next], ebx |
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54 | mov [eax+EVENT.prev], ebx |
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55 | ret |
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56 | endp |
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57 | |||
58 | align 4 |
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59 | free_event: |
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60 | pushfd |
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61 | cli |
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62 | sub eax, [events] |
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63 | shr eax, 5 |
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64 | mov ebx, event_map |
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65 | bts [ebx], eax |
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66 | shr eax, 3 |
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67 | and eax, not 3 |
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68 | add eax, ebx |
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69 | cmp [event_start], eax |
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70 | ja @f |
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71 | popfd |
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72 | ret |
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73 | @@: |
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74 | mov [event_start], eax |
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75 | popfd |
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76 | ret |
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77 | |||
78 | align 4 |
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79 | proc send_event stdcall pid:dword, event:dword |
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80 | locals |
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81 | slot dd ? |
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82 | endl |
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83 | |||
84 | mov eax, [pid] |
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85 | call pid_to_slot |
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86 | test eax, eax |
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87 | jz .fail |
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88 | |||
89 | shl eax, 8 |
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90 | cmp [PROC_BASE+eax+APPDATA.ev_count], 32 |
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91 | ja .fail |
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92 | |||
93 | mov [slot], eax |
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94 | call alloc_event |
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95 | test eax, eax |
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96 | jz .fail |
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97 | |||
98 | mov edi, eax |
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99 | mov ecx, 6 |
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100 | mov esi, [event] |
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101 | cld |
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102 | rep movsd |
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103 | |||
104 | mov esi, eax |
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105 | mov eax, [slot] |
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106 | mov edi, [PROC_BASE+eax+APPDATA.ev_last] |
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107 | mov [esi+EVENT.prev], edi |
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108 | test edi, edi |
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109 | jz .set_last |
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110 | mov [edi+EVENT.next], esi |
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111 | .set_last: |
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112 | mov edx, [PROC_BASE+eax+APPDATA.ev_first] |
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113 | test edx, edx |
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114 | jnz @F |
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115 | mov [PROC_BASE+eax+APPDATA.ev_first], esi |
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116 | @@: |
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117 | mov [PROC_BASE+eax+APPDATA.ev_last], esi |
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118 | inc [PROC_BASE+eax+APPDATA.ev_count] |
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119 | or [PROC_BASE+eax+APPDATA.event_mask], EVENT_EXTENDED |
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120 | .fail: |
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121 | ret |
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122 | endp |
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123 | |||
124 | align 4 |
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125 | proc get_event_ex stdcall, p_ev:dword, timeout:dword |
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126 | |||
127 | .wait: |
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128 | mov ebx,[CURRENT_TASK] |
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129 | shl ebx,8 |
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130 | cmp [PROC_BASE+ebx+APPDATA.ev_count], 0 |
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131 | je .switch |
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132 | |||
133 | mov esi, [PROC_BASE+ebx+APPDATA.ev_first] |
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134 | mov edx, [esi+EVENT.next] |
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135 | mov [PROC_BASE+ebx+APPDATA.ev_first], edx |
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136 | test edx, edx |
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230 | serge | 137 | jz @F |
138 | mov [edx+EVENT.prev], 0 |
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139 | @@: |
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227 | serge | 140 | jnz @F |
141 | mov [PROC_BASE+ebx+APPDATA.ev_last], edx |
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142 | and dword [PROC_BASE+ebx+APPDATA.event_mask], not EVENT_EXTENDED |
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143 | @@: |
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144 | dec [PROC_BASE+ebx+APPDATA.ev_count] |
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145 | |||
146 | mov eax, esi |
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147 | and dword [esi], 0xFF00FFFF |
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148 | mov edi, [p_ev] |
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149 | mov ecx, 6 |
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150 | cld |
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151 | rep movsd |
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152 | call free_event |
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153 | ret |
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154 | .switch: |
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155 | mov eax, [0x3010] |
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156 | mov [eax+TASKDATA.state], byte 5 |
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157 | call change_task |
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158 | jmp .wait |
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159 | endp |
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160 | |||
1 | ha | 161 | sys_getevent: |
162 | |||
163 | call get_event_for_app |
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164 | mov [esp+36],eax |
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165 | ret |
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166 | |||
167 | |||
168 | align 4 |
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169 | sys_wait_event_timeout: |
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170 | |||
21 | poddubny | 171 | mov ebx,[timer_ticks] |
1 | ha | 172 | add ebx,eax |
21 | poddubny | 173 | cmp ebx,[timer_ticks] |
1 | ha | 174 | jna .swfet2 |
227 | serge | 175 | .swfet1: |
1 | ha | 176 | call get_event_for_app |
177 | test eax,eax |
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178 | jne .eventoccur_time |
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179 | call change_task |
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21 | poddubny | 180 | cmp ebx,[timer_ticks] |
1 | ha | 181 | jg .swfet1 |
227 | serge | 182 | .swfet2: |
1 | ha | 183 | xor eax,eax |
227 | serge | 184 | .eventoccur_time: |
1 | ha | 185 | mov [esp+36],eax |
186 | ret |
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187 | |||
188 | |||
189 | align 4 |
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190 | |||
191 | sys_waitforevent: |
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192 | |||
193 | call get_event_for_app |
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194 | test eax,eax |
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195 | jne eventoccur |
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196 | newwait: |
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197 | |||
21 | poddubny | 198 | mov eax, [0x3010] |
115 | poddubny | 199 | mov [eax+TASKDATA.state], byte 5 |
1 | ha | 200 | call change_task |
201 | |||
21 | poddubny | 202 | mov eax, [event_sched] |
203 | |||
1 | ha | 204 | eventoccur: |
205 | mov [esp+36],eax |
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206 | ret |
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207 | |||
208 | get_event_for_app: |
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209 | |||
210 | pushad |
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211 | |||
212 | mov edi,[0x3010] ; WINDOW REDRAW |
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115 | poddubny | 213 | test [edi+TASKDATA.event_mask],dword 1 |
1 | ha | 214 | jz no_eventoccur1 |
21 | poddubny | 215 | ;mov edi,[0x3010] |
115 | poddubny | 216 | cmp [edi-twdw+WDATA.fl_redraw],byte 0 |
1 | ha | 217 | je no_eventoccur1 |
218 | popad |
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219 | mov eax,1 |
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220 | ret |
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221 | no_eventoccur1: |
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222 | |||
21 | poddubny | 223 | ;mov edi,[0x3010] ; KEY IN BUFFER |
115 | poddubny | 224 | test [edi+TASKDATA.event_mask],dword 2 |
1 | ha | 225 | jz no_eventoccur2 |
226 | mov ecx, [0x3000] |
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227 | movzx edx,word [0xC000+ecx*2] |
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228 | mov eax, [0x3004] |
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229 | cmp eax,edx |
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92 | diamond | 230 | jne no_eventoccur2x |
1 | ha | 231 | cmp [0xf400],byte 0 |
92 | diamond | 232 | je no_eventoccur2x |
233 | eventoccur2: |
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1 | ha | 234 | popad |
235 | mov eax,2 |
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236 | ret |
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92 | diamond | 237 | no_eventoccur2x: |
238 | mov eax, hotkey_buffer |
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239 | @@: |
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240 | cmp [eax], ecx |
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241 | jz eventoccur2 |
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242 | add eax, 8 |
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243 | cmp eax, hotkey_buffer+120*8 |
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244 | jb @b |
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1 | ha | 245 | no_eventoccur2: |
246 | |||
21 | poddubny | 247 | ;mov edi,[0x3010] ; BUTTON IN BUFFER |
115 | poddubny | 248 | test [edi+TASKDATA.event_mask],dword 4 |
1 | ha | 249 | jz no_eventoccur3 |
21 | poddubny | 250 | cmp [0xf500],byte 0 |
251 | je no_eventoccur3 |
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1 | ha | 252 | mov ecx, [0x3000] |
253 | movzx edx, word [0xC000+ecx*2] |
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254 | mov eax, [0x3004] |
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255 | cmp eax,edx |
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256 | jnz no_eventoccur3 |
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257 | popad |
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258 | mov eax,[0xf501] |
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259 | cmp eax,65535 |
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260 | je no_event_1 |
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261 | mov eax,3 |
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262 | ret |
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263 | |||
264 | no_event_1: |
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265 | mov [window_minimize],1 |
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266 | mov [0xf500],byte 0 |
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267 | xor eax, eax |
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268 | ret |
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269 | |||
270 | no_eventoccur3: |
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227 | serge | 271 | |
272 | |||
21 | poddubny | 273 | ;mov edi,[0x3010] ; mouse event |
115 | poddubny | 274 | test [edi+TASKDATA.event_mask],dword 00100000b |
21 | poddubny | 275 | jz no_mouse_event |
276 | mov eax,[0x3000] |
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277 | shl eax,8 |
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115 | poddubny | 278 | test [eax+0x80000+APPDATA.event_mask],dword 00100000b |
21 | poddubny | 279 | jz no_mouse_event |
115 | poddubny | 280 | and [eax+0x80000+APPDATA.event_mask],dword 0xffffffff-00100000b |
21 | poddubny | 281 | popad |
282 | mov eax,6 |
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283 | ret |
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284 | no_mouse_event: |
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1 | ha | 285 | |
227 | serge | 286 | |
21 | poddubny | 287 | ;mov edi,[0x3010] ; DESKTOP BACKGROUND REDRAW |
115 | poddubny | 288 | test [edi+TASKDATA.event_mask],dword 16 |
1 | ha | 289 | jz no_eventoccur5 |
290 | cmp [0xfff0],byte 2 |
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291 | jnz no_eventoccur5 |
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292 | popad |
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293 | mov eax,5 |
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294 | ret |
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295 | no_eventoccur5: |
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296 | |||
21 | poddubny | 297 | ;mov edi,[0x3010] ; IPC |
115 | poddubny | 298 | test [edi+TASKDATA.event_mask],dword 01000000b |
1 | ha | 299 | jz no_ipc |
21 | poddubny | 300 | mov eax,[0x3000] |
301 | shl eax,8 |
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115 | poddubny | 302 | test [eax+0x80000+APPDATA.event_mask],dword 01000000b |
1 | ha | 303 | jz no_ipc |
115 | poddubny | 304 | and [eax+0x80000+APPDATA.event_mask],dword 0xffffffff-01000000b |
1 | ha | 305 | popad |
306 | mov eax,7 |
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307 | ret |
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308 | no_ipc: |
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309 | |||
310 | |||
21 | poddubny | 311 | ;mov edi,[0x3010] ; STACK |
115 | poddubny | 312 | test [edi+TASKDATA.event_mask],dword 10000000b |
1 | ha | 313 | jz no_stack_event |
21 | poddubny | 314 | mov eax,[0x3000] |
315 | shl eax,8 |
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115 | poddubny | 316 | test [eax+0x80000+APPDATA.event_mask],dword 10000000b |
1 | ha | 317 | jz no_stack_event |
115 | poddubny | 318 | and [eax+0x80000+APPDATA.event_mask],dword 0xffffffff-10000000b |
1 | ha | 319 | popad |
21 | poddubny | 320 | mov eax,8 |
1 | ha | 321 | ret |
322 | no_stack_event: |
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323 | |||
115 | poddubny | 324 | test byte [edi+TASKDATA.event_mask+1], 1 ; DEBUG |
227 | serge | 325 | jz .test_ext |
40 | halyavin | 326 | mov eax, [0x3000] |
327 | shl eax, 8 |
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115 | poddubny | 328 | test byte [eax+0x80000+APPDATA.event_mask+1], byte 1 |
227 | serge | 329 | jz .test_ext |
115 | poddubny | 330 | and byte [eax+0x80000+APPDATA.event_mask+1], not 1 |
40 | halyavin | 331 | popad |
332 | mov eax, 9 |
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333 | ret |
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334 | |||
227 | serge | 335 | .test_ext: |
336 | mov eax, [0x3000] |
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337 | shl eax, 8 |
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338 | test dword [eax+0x80000+APPDATA.event_mask], EVENT_EXTENDED |
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339 | jz .test_IRQ |
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340 | mov eax, 10 |
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341 | ret |
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342 | |||
343 | .test_IRQ: |
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344 | |||
345 | |||
115 | poddubny | 346 | cmp dword [edi+TASKDATA.event_mask], 0xFFFF |
21 | poddubny | 347 | jbe no_events |
1 | ha | 348 | |
349 | mov esi,0x2e0000 ; IRQ'S AND DATA |
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350 | mov ebx,0x00010000 |
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351 | xor ecx, ecx |
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352 | irq_event_test: |
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353 | mov edi,[0x3010] |
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115 | poddubny | 354 | test [edi+TASKDATA.event_mask],ebx |
1 | ha | 355 | jz no_irq_event |
356 | mov edi,ecx |
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357 | shl edi,2 |
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358 | add edi,irq_owner |
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359 | mov edx,[edi] |
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360 | mov eax,[0x3010] |
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115 | poddubny | 361 | mov eax,[eax+TASKDATA.pid] |
1 | ha | 362 | cmp edx,eax |
363 | jne no_irq_event |
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364 | cmp [esi],dword 0 |
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365 | jz no_irq_event |
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366 | mov eax,ecx |
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367 | add eax,16 |
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368 | mov [esp+28],eax |
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369 | popad |
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370 | ret |
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371 | no_irq_event: |
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372 | add esi,0x1000 |
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373 | shl ebx,1 |
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374 | inc ecx |
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375 | cmp ecx,16 |
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376 | jb irq_event_test |
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377 | |||
21 | poddubny | 378 | no_events: |
1 | ha | 379 | popad |
380 | xor eax, eax |
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381 | ret |
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382 |