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Rev | Author | Line No. | Line |
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3618 | hidnplayr | 1 | ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
2 | ;; ;; |
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3 | ;; Copyright (C) KolibriOS team 2010-2013. All rights reserved. ;; |
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4 | ;; Distributed under terms of the GNU General Public License ;; |
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5 | ;; ;; |
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6 | ;; nslookup.asm - name service lookup (DNS)) program for KolibriOS ;; |
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7 | ;; ;; |
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8 | ;; Written by hidnplayr@kolibrios.org ;; |
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9 | ;; ;; |
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10 | ;; GNU GENERAL PUBLIC LICENSE ;; |
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11 | ;; Version 2, June 1991 ;; |
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12 | ;; ;; |
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13 | ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
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14 | |||
3545 | hidnplayr | 15 | format binary as "" |
16 | |||
17 | use32 |
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18 | ; standard header |
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19 | db 'MENUET01' ; signature |
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20 | dd 1 ; header version |
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21 | dd start ; entry point |
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22 | dd i_end ; initialized size |
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23 | dd mem ; required memory |
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24 | dd mem ; stack pointer |
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25 | dd 0 ; parameters |
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26 | dd 0 ; path |
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27 | |||
28 | ; useful includes |
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3618 | hidnplayr | 29 | include '../../macros.inc' |
3545 | hidnplayr | 30 | purge mov,add,sub |
3618 | hidnplayr | 31 | include '../../proc32.inc' |
32 | include '../../dll.inc' |
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3545 | hidnplayr | 33 | |
3618 | hidnplayr | 34 | include '../../network.inc' |
3545 | hidnplayr | 35 | |
36 | ; entry point |
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37 | start: |
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38 | ; load libraries |
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39 | stdcall dll.Load, @IMPORT |
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40 | test eax, eax |
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41 | jnz exit |
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42 | ; initialize console |
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43 | push 1 |
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44 | call [con_start] |
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45 | push title |
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46 | push -1 |
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47 | push -1 |
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48 | push -1 |
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49 | push -1 |
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50 | call [con_init] |
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51 | ; main loop |
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52 | main: |
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53 | ; write prompt |
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54 | push str1 |
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55 | call [con_write_asciiz] |
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56 | ; read string |
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57 | mov esi, s |
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58 | push 256 |
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59 | push esi |
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60 | call [con_gets] |
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61 | ; check for exit |
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62 | test eax, eax |
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63 | jz done |
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64 | cmp byte [esi], 10 |
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65 | jz done |
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66 | ; delete terminating '\n' |
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67 | push esi |
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68 | @@: |
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69 | lodsb |
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70 | test al, al |
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71 | jnz @b |
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72 | mov byte [esi-2], al |
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73 | pop esi |
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74 | ; resolve name |
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75 | push esp ; reserve stack place |
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76 | push esp ; fourth parameter |
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77 | push 0 ; third parameter |
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78 | push 0 ; second parameter |
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79 | push esi ; first parameter |
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80 | call [getaddrinfo] |
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81 | pop esi |
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82 | ; test for error |
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83 | test eax, eax |
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84 | jnz fail |
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85 | ; write results |
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86 | push str2 |
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87 | call [con_write_asciiz] |
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88 | mov edi, esi |
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89 | addrloop: |
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90 | ; before all subsequent addresses print comma |
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91 | cmp edi, esi |
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92 | jz @f |
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93 | push str3 |
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94 | call [con_write_asciiz] |
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95 | @@: |
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96 | ; convert IP address to decimal notation |
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97 | mov eax, [edi+addrinfo.ai_addr] |
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98 | pushd [eax+sockaddr_in.sin_addr] |
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99 | call [inet_ntoa] |
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100 | ; write result |
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101 | push eax |
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102 | call [con_write_asciiz] |
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103 | ; advance to next item |
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104 | mov edi, [edi+addrinfo.ai_next] |
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105 | test edi, edi |
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106 | jnz addrloop |
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107 | ; free allocated memory |
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108 | push esi |
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109 | call [freeaddrinfo] |
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110 | ; write newline and continue main loop |
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111 | push str4 |
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112 | @@: |
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113 | call [con_write_asciiz] |
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114 | jmp main |
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115 | fail: |
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116 | push str5 |
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117 | jmp @b |
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118 | done: |
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119 | push 1 |
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120 | call [con_exit] |
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121 | exit: |
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122 | mcall -1 |
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123 | |||
124 | ; data |
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125 | title db 'Names resolver',0 |
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126 | str1 db 'Host name to resolve: ',0 |
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127 | str2 db 'IP address(es): ',0 |
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128 | str3 db ', ',0 |
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129 | str4 db 10,0 |
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130 | str5 db 'Name resolution failed.',10,0 |
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131 | ; import |
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132 | align 4 |
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133 | @IMPORT: |
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134 | |||
135 | library network, 'network.obj', console, 'console.obj' |
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136 | import network, \ |
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137 | getaddrinfo, 'getaddrinfo', \ |
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138 | freeaddrinfo, 'freeaddrinfo', \ |
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139 | inet_ntoa, 'inet_ntoa' |
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140 | import console, \ |
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141 | con_start, 'START', \ |
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142 | con_init, 'con_init', \ |
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143 | con_write_asciiz, 'con_write_asciiz', \ |
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144 | con_exit, 'con_exit', \ |
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145 | con_gets, 'con_gets' |
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146 | i_end: |
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147 | s rb 256 |
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148 | align 4 |
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149 | rb 4096 ; stack |
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150 | mem: |