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31
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1 ********************************************************************
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2 * Login - Allow remote shell access
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3 *
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4 * $Id: login.asm,v 1.1.1.1 2001/02/21 23:30:54 boisy Exp $
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5 *
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6 * Ed. Comments Who YY/MM/DD
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7 * ------------------------------------------------------------------
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8 * 16 Original Tandy distribution version
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9 * 17 Changed Icpt routine's rts to rti BGP 98/10/15
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10
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11 nam Login
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12 ttl Allow remote shell access
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13
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14 * Disassembled 98/09/14 23:54:24 by Disasm v1.6 (C) 1988 by RML
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15
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16 ifp1
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17 use defsfile
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18 endc
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19
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20 tylg set Prgrm+Objct
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21 atrv set ReEnt+rev
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22 rev set $01
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23 edition set 17
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24
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25 mod eom,name,tylg,atrv,start,size
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26
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27 u0000 rmb 1
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28 u0001 rmb 1
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29 u0002 rmb 1
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30 u0003 rmb 1
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31 u0004 rmb 1
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32 u0005 rmb 1
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33 u0006 rmb 2
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34 u0008 rmb 2
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35 u000A rmb 2
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36 u000C rmb 1
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37 u000D rmb 256
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38 u010D rmb 128
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39 u018D rmb 80
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40 u01DD rmb 80
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41 u022D rmb 32
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42 size equ .
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43
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44 name fcs /Login/
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45 fcb edition
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46
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47 L0013 fcc "SYS/PASSWORD"
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48 fcb C$CR
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49 fcc ",,,,,,,,,,,,,,,"
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50 L002F fcb C$LF
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51 fcb C$LF
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52 fcc "OS-9 Timesharing system"
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53 fcb C$LF
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54 fcc "Level II RS VR. 0"
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55 fcb 48+OS9Vrsn
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56 fcc ".0"
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57 fcb 48+OS9Major
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58 fcc ".0"
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59 fcb 48+OS9Minor
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60 fcb C$LF
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61 L0063 fcb C$LF
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62 fcb C$LF
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63 fcc "OS-9 Level II RS Vr0"
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64 fcb 48+OS9Vrsn
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65 fcc ".0"
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66 fcb 48+OS9Major
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67 fcc ".0"
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68 fcb 48+OS9Minor
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69 fcb C$LF
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70 L0082 fcb C$LF
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71 fcc "User name?: "
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72 L008F fcc "Who?"
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73 fcb C$CR
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74 L0094 fcc "Password: "
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75 L009E fcc "Invalid password."
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76 fcb C$CR
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77 L00B0 fcb C$LF
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78 fcc "Process #"
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79 L00BA fcc " logged on "
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80 L00C5 fcc " logged on "
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81 fcb C$LF
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82 L00D1 fcc "Welcome!"
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83 fcb C$CR
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84 L00DA fcc "Directory not found."
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85 fcb C$CR
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86 L00EF fcb C$LF
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87 fcc "Syntax Error in password file"
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88 L010D fcb C$LF
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89 fcc "It's been nice communicating with you."
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90 fcb C$LF
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91 fcc "Better luck next time."
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92 fcb C$CR
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93 L014C fcc "SYS/MOTD"
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94 fcb C$CR
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95 L0155 fcc "...... "
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96
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97 IcptRtn rti changed from rts ++BGP
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98
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99 start leas >u010D,u
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100 pshs y,x
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101 leax <IcptRtn,pcr
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102 os9 F$Icpt
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103 bcs L0172
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104 ldy #$0000
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105 os9 F$SUser
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106 L0172 puls y,x
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107 lbcs L02F4
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108 clr <u0000
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109 leay >u01DD,u
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110 sty <u000A
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111 leay >u018D,u
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112 sty <u0008
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113 std ,--s
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114 beq L0194
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115 L018C lda ,x+
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116 sta ,y+
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117 cmpa #$0D
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118 bne L018C
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119 L0194 lda #$01
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120 ldb #SS.ScSiz
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121 os9 I$GetStt
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122 bcc L01A4
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123 cmpb #$D0
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124 beq L01AB
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125 lbra L0280
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126 L01A4 cmpx #$0046
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127 bcc L01AB
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128 inc <u0000
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129 L01AB lda #$01
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130 leax >L0155,pcr
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131 os9 I$ChgDir
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132 lda #$01
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133 leax >L0013,pcr
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134 os9 I$Open
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135 lbcs L02F4
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136 sta <u0001
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137 lda #$03
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138 sta <u0003
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139 ldd ,s++
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140 beq L01D3
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141 ldx <u0008
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142 lda ,x
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143 cmpa #$0D
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144 bne L0209
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145 L01D3 tst <u0000
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146 beq L01E1
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147 leax >L0063,pcr
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148 ldy #$001F
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149 bra L01E9
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150 L01E1 leax >L002F,pcr
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151 ldy #$0034
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152 L01E9 lbsr L032F
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153 L01EC dec <u0003
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154 leax >L010D,pcr
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155 lbmi L031F
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156 leax >u018D,u
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157 stx <u0008
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158 leax >L0082,pcr
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159 ldy #$000D
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160 lbsr L0347
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161 bcs L020E
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162 L0209 lbsr L0393
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163 bcc L0217
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164 L020E leax >L008F,pcr
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165 L0212 lbsr L0325
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166 bra L01EC
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167 L0217 lbsr L03B9
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168 bcc L0253
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169 ldx <u0008
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170 lda ,x
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171 cmpa #$0D
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172 bne L0242
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173 lda #$2C
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174 sta ,x+
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175 stx <u0008
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176 lbsr L0357
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177 leax >L0094,pcr
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178 ldy #$000A
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179 lbsr L0347
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180 lbsr L037F
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181 bcs L020E
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182 lbsr L03B9
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183 bcc L0253
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184 L0242 leax >u018D,u
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185 stx <u0008
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186 lbsr L03A1
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187 bcc L0217
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188 leax >L009E,pcr
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189 bra L0212
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190 L0253 lda <u0001
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191 os9 I$Close
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192 lbsr L0408
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193 tfr d,y
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194 os9 F$SUser
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195 lbsr L0408
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196 tsta
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197 lbne L031B
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198 tstb
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199 lbeq L031B
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200 stb <u0005
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201 os9 F$ID
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202 sta <u0004
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203 lda #$01
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204 leax >L014C,pcr
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205 os9 I$Open
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206 bcc L0280
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207 clra
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208 L0280 sta <u0002
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209 lda #$04
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210 bsr L02F7
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211 lda #$03
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212 bsr L02F7
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213 leax >L00B0,pcr
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214 ldy #$000A
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215 lbsr L033D
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216 leax u0004,u
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217 lbsr L0471
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218 tst <u0000
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219 beq L02A8
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220 leax >L00C5,pcr
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221 ldy #$000C
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222 bra L02B0
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223 L02A8 leax >L00BA,pcr
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224 ldy #$000B
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225 L02B0 bsr L032F
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226 leax >L00D1,pcr
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227 bsr L0325
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228 lbsr L03F0
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229 clrb
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230 ldx <u0006
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231 leau ,x
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232 L02C0 lda ,u+
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233 cmpa #$30
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234 bcc L02C0
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235 cmpa #$2C
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236 beq L02CC
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237 leau -u0001,u
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238 L02CC lda ,u+
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239 cmpa #$20
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240 beq L02CC
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241 leau -u0001,u
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242 pshs u
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243 ldy #$0000
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244 L02DA lda ,u+
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245 leay $01,y
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246 cmpa #$0D
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247 bne L02DA
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248 puls u
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249 lda <u0004
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250 ldb <u0005
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251 os9 F$SPrior
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252 ldd #$0100
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253 os9 F$Chain
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254 os9 F$PErr
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255 L02F4 os9 F$Exit
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256 L02F7 ldx <u0006
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257 os9 I$ChgDir
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258 bcs L0315
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259 ldx <u0006
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260 L0300 lda ,x+
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261 cmpa #$0D
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262 beq L031B
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263 cmpa #$2C
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264 bne L0300
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265 lda #$20
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266 L030C cmpa ,x+
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267 beq L030C
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268 leax ,-x
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269 stx <u0006
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270 rts
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271 L0315 leax >L00DA,pcr
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272 bra L031F
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273 L031B leax >L00EF,pcr
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274 L031F bsr L0325
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275 clrb
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276 os9 F$Exit
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277 L0325 ldy #$0100
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278 lda #$01
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279 os9 I$WritLn
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280 rts
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281 L032F bsr L033D
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282 lbsr L0498
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283 lbsr L0498
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284 lbsr L0498
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285 lbra L0454
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286 L033D lda ,x+
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287 lbsr L049A
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288 leay -$01,y
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289 bne L033D
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290 rts
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291 L0347 bsr L033D
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292 lbsr L04AC
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293 ldx <u0008
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294 ldy #$0050
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295 clra
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296 os9 I$ReadLn
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297 rts
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298 L0357 pshs x,b,a
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299 leax >u022D,u
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300 ldb #$00
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301 clra
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302 os9 I$GetStt
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303 bcs L0379
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304 lda ,x
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305 cmpa #$00
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306 bne L0379
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307 lda $04,x
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308 pshs a
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309 clr $04,x
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310 bsr L037F
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311 puls a
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312 sta $04,x
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313 puls pc,x,b,a
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314 L0379 lda #$FF
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315 sta ,x
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316 puls pc,x,b,a
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317 L037F pshs x,b,a,cc
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318 leax >u022D,u
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319 lda ,x
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320 cmpa #$00
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321 bne L0391
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322 ldb #$00
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323 clra
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324 os9 I$SetStt
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325 L0391 puls pc,x,b,a,cc
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326 L0393 pshs u
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327 lda <u0001
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328 ldx #$0000
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329 leau ,x
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330 os9 I$Seek
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331 puls u
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332 L03A1 lda <u0001
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333 leax >u010D,u
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334 ldy #$0080
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335 os9 I$ReadLn
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336 bcs L03B8
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337 stx <u0006
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338 bsr L03B9
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339 bcs L03A1
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340 stx <u0006
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341 L03B8 rts
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342 L03B9 ldx <u0006
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343 ldy <u0008
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344 L03BE lda ,x+
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345 cmpa #$2C
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346 beq L03D2
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347 cmpa #$0D
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348 beq L03D0
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349 eora ,y+
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350 anda #$DF
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351 beq L03BE
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352 L03CE comb
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353 rts
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354 L03D0 leax -$01,x
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355 L03D2 lda ,y+
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356 cmpa #$2C
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357 beq L03DE
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358 cmpa #$30
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359 bcc L03CE
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360 leay -$01,y
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361 L03DE lda ,y+
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362 cmpa #$20
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363 beq L03DE
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364 leay -$01,y
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365 sty <u0008
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366 stx <u0006
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367 clrb
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368 rts
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369 L03ED lbsr L0325
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370 L03F0 lda <u0002
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371 beq L0406
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372 leax >u018D,u
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373 ldy #$0050
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374 os9 I$ReadLn
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375 bcc L03ED
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376 lda <u0002
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377 os9 I$Close
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378 L0406 clrb
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379 rts
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380 L0408 ldx <u0006
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381 clra
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382 clrb
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383 pshs y,x,b,a
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384 pshs b
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385 L0410 ldb ,x+
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386 cmpb #$2E
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387 bne L0423
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388 tsta
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389 lbne L031B
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390 ldb $02,s
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391 stb ,s
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392 clr $02,s
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393 bra L0410
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394 L0423 subb #$30
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395 cmpb #$09
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396 bhi L043C
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397 clra
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398 ldy #$000A
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399 L042E addd $01,s
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400 lbcs L031B
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401 leay -$01,y
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402 bne L042E
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403 std $01,s
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404 bra L0410
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405 L043C lda -$01,x
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406 cmpa #$2C
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407 lbne L031B
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408 stx <u0006
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409 lda ,s+
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410 beq L0452
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411 tst ,s
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412 lbne L031B
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413 sta ,s
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414 L0452 puls pc,y,x,b,a
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415 L0454 leax u000D,u
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416 os9 F$Time
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417 bsr L0469
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418 bsr L0498
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419 bsr L0461
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420 bra L04A4
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421 L0461 bsr L0471
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422 bsr L0465
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423 L0465 lda #$3A
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424 bra L046F
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425 L0469 bsr L0471
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426 bsr L046D
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427 L046D lda #$2F
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428 L046F bsr L049A
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429 L0471 ldb ,x+
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430 lda #$2F
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431 clr <u000C
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432 L0477 inca
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433 subb #$64
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434 bcc L0477
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435 bsr L048D
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436 lda #$3A
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437 L0480 deca
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438 addb #$0A
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439 bcc L0480
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440 bsr L049A
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441 tfr b,a
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442 adda #$30
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443 bra L049A
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444 L048D inc <u000C
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445 cmpa #$30
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446 bne L049A
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447 dec <u000C
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448 bne L049A
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449 rts
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450 L0498 lda #$20
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451 L049A pshs x
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452 ldx <u000A
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453 sta ,x+
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454 stx <u000A
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455 puls pc,x
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456 L04A4 pshs a
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457 lda #$0D
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458 bsr L049A
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459 puls a
|
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460 L04AC pshs y,x,b,a
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461 leax >u01DD,u
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462 ldd <u000A
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463 stx <u000A
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464 subd <u000A
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465 tfr d,y
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466 lda #$01
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467 os9 I$WritLn
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468 puls pc,y,x,b,a
|
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469
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470 emod
|
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471 eom equ *
|
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472 end
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