Rev 3981 | Go to most recent revision | Details | Last modification | View Log | RSS feed
Rev | Author | Line No. | Line |
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3545 | hidnplayr | 1 | |
2 | |||
3 | align 4 |
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4 | user_add: |
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5 | |||
6 | cmp [ebx + window.users], MAX_USERS |
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7 | |||
8 | |||
9 | mov edi, [ebx + window.data_ptr] |
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10 | |||
11 | mov ebp, [ebx + window.users] |
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12 | inc ebp ; CHECKME |
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13 | |||
14 | push esi edi |
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15 | |||
16 | mov ecx, MAX_NICK_LEN |
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17 | .loop1: |
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18 | lodsb |
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19 | cmp al, '@' |
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20 | jne @f |
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21 | mov al, ' ' ; give @ highest priority |
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22 | @@: |
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23 | cmp al, 'A' |
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24 | jb @f |
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25 | cmp al, 'Z' |
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26 | ja @f |
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27 | add al, 'a' - 'A' ; convert to lowercase |
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28 | @@: |
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29 | dec ecx |
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30 | jz .got_it |
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31 | |||
32 | .loop2: |
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33 | |||
34 | cmp dl, 0 |
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35 | je .got_it |
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36 | cmp dl, '@' |
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37 | jne @f |
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38 | mov dl, ' ' ; give @ highest priority |
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39 | @@: |
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40 | cmp dl, 'A' |
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41 | jb @f |
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42 | cmp dl, 'Z' |
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43 | ja @f |
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44 | add dl, 'a' - 'A' ; convert to lowercase |
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45 | @@: |
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46 | cmp al, dl |
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47 | jb .got_it |
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48 | je .check_next |
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49 | |||
50 | pop edi esi |
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51 | |||
52 | push esi edi |
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53 | |||
54 | dec ebp |
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55 | |||
56 | |||
57 | .check_next: |
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58 | |||
59 | jmp .loop1 |
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60 | |||
61 | .got_it: |
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62 | |||
63 | |||
64 | ; OK, insert it here.. |
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65 | |||
66 | ; mov all trailing usernames by MAX_NICK_LEN bytes |
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67 | |||
68 | mov esi, [ebx + window.data_ptr] |
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69 | add esi, window_data.names + MAX_NICK_LEN * (MAX_USERS - 1) |
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70 | |||
71 | mov ecx, esi |
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72 | |||
73 | add ecx, MAX_NICK_LEN |
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74 | shr ecx, 2 |
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75 | lea edi, [esi + MAX_NICK_LEN] |
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76 | std |
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77 | rep movsd |
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78 | cld |
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79 | pop edi esi |
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80 | |||
81 | ; Now insert our new username |
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82 | |||
83 | .fill: |
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84 | lodsb |
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85 | cmp al, ' ' |
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86 | je .done |
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87 | cmp al, '!' |
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88 | je .done |
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89 | stosb |
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90 | loop .fill |
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91 | .done: |
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92 | xor al, al |
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93 | stosb |
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94 | |||
95 | inc [ebx + window.users] |
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96 | |||
97 | ret |
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98 | |||
99 | |||
100 | |||
101 | |||
102 | |||
103 | |||
104 | |||
105 | align 4 |
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106 | user_remove: |
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107 | |||
108 | call user_find |
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109 | |||
110 | |||
111 | lea esi, [edi + MAX_NICK_LEN] |
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112 | |||
113 | add ecx, window_data.names + MAX_NICK_LEN * MAX_USERS |
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114 | sub ecx, esi |
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115 | shr ecx, 2 |
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116 | rep movsd |
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117 | |||
118 | dec [ebx + window.users] |
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119 | |||
120 | |||
121 | ret |
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122 | |||
123 | |||
124 | |||
125 | |||
126 | |||
127 | ; ebx is ptr to window |
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128 | ; OUT: |
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129 | ; edi is ptr to nick in userlist |
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130 | align 4 |
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131 | user_find: |
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132 | |||
133 | mov eax, [ebx + window.users] |
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134 | |||
135 | jz fail |
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136 | mov edi, [ebx + window.data_ptr] |
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137 | add edi, window_data.names |
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138 | |||
139 | .loop: |
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140 | |||
141 | mov ecx, MAX_NICK_LEN |
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142 | repe cmpsb |
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143 | cmp byte[edi-1], 0 |
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144 | je .got_it |
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145 | ; TODO: check byte[esi] too! |
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146 | pop edi esi |
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147 | add edi, MAX_NICK_LEN |
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148 | dec eax |
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149 | jnz .loop |
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150 | jmp fail |
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151 | |||
152 | .got_it: |
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153 | |||
154 | test edi, edi ; to clear zero flag |
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155 | |||
156 | ret |
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157 | |||
158 | |||
159 | |||
160 | |||
161 | xor edi, edi |
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162 | |||
163 |