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1 ********************************************************************
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2 * RFM - Remote File Manager
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3 *
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4 * $Id$
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5 *
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6 * Edt/Rev YYYY/MM/DD Modified by
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7 * Comment
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8 * ------------------------------------------------------------------
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9 * 1 2010/02/20 Aaron Wolfe
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10 * initial version - just sends ops to server
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11
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12 nam RFM
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13 ttl Remote File Manager
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14
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15 ifp1
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16 use defsfile
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17 use rfmdefs
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18 use dwdefs.d
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19 endc
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20
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21 tylg set FlMgr+Objct
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22 atrv set ReEnt+rev
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23 rev set 0
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24 edition equ 1
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25
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26 mod eom,RFMName,tylg,atrv,RFMEnt,size
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27
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28 size equ .
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29
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30
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31 RFMName fcs /RFM/
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32 fcb edition
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33
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34
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35 ******************************
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36 *
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37 * file manager entry point
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38 *
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39 RFMEnt lbra create Create path
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40 lbra open Open path
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41 lbra makdir Makdir
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42 lbra chgdir Chgdir
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43 lbra delete Delete
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44 lbra seek Seek
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45 lbra read Read character
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46 lbra write Write character
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47 lbra readln ReadLn
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48 lbra writln WriteLn
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49 lbra getstt Get Status
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50 lbra setstt Set Status
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51 lbra close Close path
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52
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53
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54 ******************************
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55 *
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56 * Create - creates a file on the remote device
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57 *
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58 * Entry: Y = Path descriptor pointer
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59 * U = Callers register stack pointer
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60 *
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61 create ldb #DW.create
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62 bra create1
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63
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64
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65 ******************************
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66 *
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67 * Open - opens a file on the remote device
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68 *
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69 * Entry: Y = Path descriptor pointer
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70 * U = Callers register stack pointer
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71 *
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72 * Exit: CC.Carry = 0 (no error), 1 (error)
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73 * B = error code (if CC.Carry == 1)
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74 *
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75 open ldb #DW.open
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76 create1
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77 ldx PD.DEV,y ; get ptr to our device memory
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78 ldx V$STAT,x ; get ptr to our static storage
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79 pshs x,y,u ; save all on stack
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80 stb V.DWCMD,x
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81
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82 * TODO lets not create multiple buffers when multiple open/create on same path
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83 * get system mem
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84 ldd #256
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85 os9 F$SRqMem ; ask for D bytes (# bytes server said is coming)
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86 lbcs open2
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87 stu V.BUF,x
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88
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89 * use PrsNam to validate pathlist and count length
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90 ldu 4,s ; get pointer to caller's registers
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91 ldy R$X,u
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92 sty V.PATHNAME,x
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93 tfr y,x
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94 prsloop os9 F$PrsNam
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95 bcs open2
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96 tfr y,x
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97 anda #$7F
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98 cmpa #PENTIR
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99 bne chkdelim
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100 ldb #E$BPNam
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101 bra openerr
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102 chkdelim cmpa #PDELIM
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103 beq prsloop
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104 * at this point X points to the character AFTER the last character in the name
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105 * update callers R$X
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106 ldu 4,s ; get caller's registers
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107 stx R$X,u
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108
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109 * compute the length of the pathname and save it
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110 tfr x,d
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111 ldx ,s ; get the device memory pointer
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112 subd V.PATHNAME,x
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113 std V.PATHNAMELEN,x ; save the length
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114
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115 * put command byte & path # on stack
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116 lda V.DWCMD,x
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117 ldy 2,s
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118 ldb PD.PD,y
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119 pshs cc
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120 pshs d ; p# PD.PD Regs
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121
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122 * put rfm op and DW op on stack
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123 lda #OP_VFM
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124 pshs a ; DWOP RFMOP p# PD.PD Regs
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125
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126 leax ,s ; point X to stack
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127 ldy #3 ; 3 bytes to send
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128
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129 ifgt Level-1
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130 ldu <D.DWSubAddr
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131 else
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132 ldu >D.DWSubAddr
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133 endc
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134
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135 orcc #IntMasks
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136 jsr 6,u
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137 leas 3,s ;clean stack PD.PD Regs
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138
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139 ifgt Level-1
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140 * now send path string
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141 * move from caller to our mem
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142
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143 ldx <D.Proc get calling proc desc
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144 lda P$Task,x ; A = callers task # (source)
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145
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146 ldb <D.SysTsk ; B = system task # (dest)
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147 endc
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148
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149 ldx 1,s ; get device mem ptr
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150 ifgt Level-1
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151 ldu V.BUF,x ; get destination pointer in U
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152 endc
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153 ldy V.PATHNAMELEN,x ; get count in Y
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154 ldx V.PATHNAME,x ; get source in X
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155
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156 ifgt Level-1
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157 * F$Move the bytes (seems to work)
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158 os9 F$Move
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159 bcs moverr
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160 endc
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161
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162 * Add carriage return
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163 ifgt Level-1
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164 tfr u,x
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165 else
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166 tfr x,u
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167 endc
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168 tfr y,d
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169 leau d,u
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170 lda #C$CR
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171 sta ,u
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172 leay 1,y
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173
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174 * send to server
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175 ifgt Level-1
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176 ldu <D.DWSubAddr
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177 else
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178 ldu >D.DWSubAddr
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179 endc
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180 jsr 6,u
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181
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182 * read response from server -> B
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183 clr ,-s
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184 leax ,s
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185 ldy #1
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186 jsr 3,u
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187
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188 * pull server's response into B
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189 puls b ; PD.PD Regs
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190 moverr puls cc
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191 tstb
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192 beq open2
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193
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194 openerr coma ; set error
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195 open2 puls x,y,u,pc
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196
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197
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198 ******************************
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199 *
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200 * MakDir - creates a directory on the remote device
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201 *
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202 * Entry: Y = Path descriptor pointer
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203 * U = Callers register stack pointer
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204 *
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205 * Exit: CC.Carry = 0 (no error), 1 (error)
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206 * B = error code (if CC.Carry == 1)
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207 *
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208 makdir lda #DW.makdir
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209 lbra sendit
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210
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211 ******************************
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212 *
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213 * ChgDir - changes the data/execution directory on the remote device
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214 *
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215 * Entry: Y = Path descriptor pointer
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216 * U = Callers register stack pointer
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217 *
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218 * Exit: CC.Carry = 0 (no error), 1 (error)
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219 * B = error code (if CC.Carry == 1)
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220 *
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221 chgdir lda #DW.chgdir
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222 lbra sendit
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223
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224 ******************************
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225 *
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226 * Delete - delete a file on the remote device
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227 *
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228 * Entry: Y = Path descriptor pointer
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229 * U = Callers register stack pointer
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230 *
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231 * Exit: CC.Carry = 0 (no error), 1 (error)
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232 * B = error code (if CC.Carry == 1)
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233 *
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234 delete lda #DW.delete
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235 lbra sendit
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236
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237
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238 ******************************
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239 *
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240 * Seek - seeks into a file on the remote device
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241 *
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242 * Entry: Y = Path descriptor pointer
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243 * U = Callers register stack pointer
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244 *
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245 * Exit: CC.Carry = 0 (no error), 1 (error)
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246 * B = error code (if CC.Carry == 1)
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247 *
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248 * seek = send dwop, rfmop, path, caller's X + U
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249 seek pshs y,u
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250
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251 ldx R$U,u
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252 pshs x
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253 ldx R$X,u
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254 pshs x
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255 lda PD.PD,y
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256 pshs a
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257 ldd #OP_VFM*256+DW.seek
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258 pshs d
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259
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260 leax ,s ; point X to stack
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261 ldy #7 ; 7 bytes to send
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262
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263 * set U to dwsub
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264 ifgt Level-1
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265 ldu <D.DWSubAddr
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266 else
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267 ldu >D.DWSubAddr
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268 endc
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269
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270 * send dw op, rfm op, path #
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271 jsr 6,u
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272 leas 7,s ;clean stack - PD.PD Regs
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273
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274 clrb
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275 puls y,u,pc
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276
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277
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278 ******************************
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279 *
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280 * Read - reads data from a file on the remote device
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281 *
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282 * Entry: Y = Path descriptor pointer
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283 * U = Callers register stack pointer
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284 *
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285 * Exit: CC.Carry = 0 (no error), 1 (error)
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286 * B = error code (if CC.Carry == 1)
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287 *
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288 read ldb #DW.read
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289 bra read1 ; join readln routine
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290
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291
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292
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293 ******************************
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294 *
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295 * Write - writes data to a file on the remote device
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296 *
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297 * Entry: Y = Path descriptor pointer
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298 * U = Callers register stack pointer
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299 *
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300 * Exit: CC.Carry = 0 (no error), 1 (error)
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301 * B = error code (if CC.Carry == 1)
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302 *
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303 write ldb #DW.write
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304 lbra write1
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305
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306
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307
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308 ******************************
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309 *
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310 * ReadLn - reads a line of data from a file on the remote device
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311 *
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312 * Entry: Y = Path descriptor pointer
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313 * U = Callers register stack pointer
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314 *
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315 * Exit: CC.Carry = 0 (no error), 1 (error)
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316 * B = error code (if CC.Carry == 1)
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317 *
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318 readln ldb #DW.readln
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319 read1 ldx PD.DEV,y ; to our static storage
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320 ldx V$STAT,x
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321 pshs x,y,u
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322
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323 * put path # on stack
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324 lda PD.PD,y
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325 pshs cc
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326 pshs a ; p# PD.PD Regs
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327
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328 * put rfm op and DW op on stack
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329
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330 lda #OP_VFM
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331 pshs d ; DWOP RFMOP p# PD.PD Regs
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332
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333 leax ,s ; point X to stack
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334 ldy #3 ; 3 bytes to send
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335
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336 * set U to dwsub
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337 ifgt Level-1
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338 ldu <D.DWSubAddr
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339 else
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340 ldu >D.DWSubAddr
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341 endc
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342
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343 * send dw op, rfm op, path #
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344 orcc #IntMasks
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345 jsr 6,u
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346 leas 3,s ;clean stack - PD.PD Regs
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347
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348 * put caller's Y on stack (maximum allowed bytes)
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349 ldx 5,s
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350 ldx R$Y,x
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351 pshs x
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352
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353 * send 2 bytes from stack
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354 leax ,s
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355 ldy #2
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356 jsr 6,u
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357
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358 leas 1,s ; leave 1 byte for server response in next section
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359
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360 * read # bytes coming (0 = eof) from server
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361 leax ,s
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362 ldy #1
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363 jsr 3,u
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364
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365 * store size
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366 clra
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367 puls b ;PD.PD Regs
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368
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369
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370 * check for 0
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371 tstb
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372 beq readln1 ; 0 bytes = EOF
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373
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374 * read the data from server if > 0
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375 go_on pshs d ;xfersz PD.PD Regs
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376
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377 * load data from server into mem block
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378 ifgt Level-1
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379 ldx 3,s ; V$STAT
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380 ldx V.BUF,x
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381 else
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382 ldx 7,s ; caller regs
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383 std R$Y,x
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384 ldx R$X,x
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385 endc
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386 ldy ,s ;xfersz
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387 jsr 3,u
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388
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389 * F$Move
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390 * a = my task #
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391 * b = caller's task #
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392 * X = source ptr
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393 * Y = byte count
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394 * U = dest ptr
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395
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396 * move from our mem to caller
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397
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398 puls y ;Y = byte count (already set?) - PD.PD Regs
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399 puls cc
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400
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401 ifgt Level-1
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402 ldx 4,s
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403 ldu R$X,x ; U = caller's X = dest ptr
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404 sty R$Y,x
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405
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406 lda <D.SysTsk ; A = system task #
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407
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408 ldx <D.Proc get calling proc desc
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409 ldb P$Task,x ; B = callers task #
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410
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411 ldx ,s ; V$STAT - PD Regs
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412 ldx V.BUF,x
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413
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414 * F$Move the bytes (seems to work)
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415 os9 F$Move
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416 endc
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417 * assume everything worked (not good)
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418 clrb
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419 bra readln2
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420
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421 readln1
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422 puls cc
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423 comb
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424 ldb #E$EOF
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425 readln2 puls x,y,u,pc
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426
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427
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428
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429
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430 ******************************
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431 *
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432 * WritLn - writes a line of data to a file on the remote device
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433 *
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|
|
434 * Entry: Y = Path descriptor pointer
|
|
|
435 * U = Callers register stack pointer
|
|
|
436 *
|
|
2462
|
437 * Exit: CC.Carry = 0 (no error), 1 (error)
|
|
|
438 * B = error code (if CC.Carry == 1)
|
|
|
439 *
|
|
2464
|
440 writln ldb #DW.writln
|
|
|
441
|
|
|
442 write1 ldx PD.DEV,y ; to our static storage
|
|
|
443 ldx V$STAT,x
|
|
|
444 pshs x,y,u ; Vstat pd regs
|
|
|
445
|
|
|
446 * put path # on stack
|
|
|
447 lda PD.PD,y
|
|
|
448 pshs cc ; cc vstat pd regs
|
|
|
449 pshs a ; p# cc vstat PD Regs
|
|
|
450
|
|
|
451 * put rfm op and DW op on stack
|
|
|
452
|
|
|
453 lda #OP_VFM
|
|
|
454 pshs d ; DWOP RFMOP p# cc vstat PD.PD Regs
|
|
|
455
|
|
|
456 leax ,s ; point X to stack
|
|
|
457 ldy #3 ; 3 bytes to send
|
|
|
458
|
|
|
459 * set U to dwsub
|
|
|
460 ifgt Level-1
|
|
|
461 ldu <D.DWSubAddr
|
|
|
462 else
|
|
|
463 ldu >D.DWSubAddr
|
|
|
464 endc
|
|
|
465
|
|
|
466 * send dw op, rfm op, path #
|
|
|
467 orcc #IntMasks
|
|
|
468 jsr 6,u
|
|
|
469 leas 3,s ;clean stack - cc vstat PD.PD Regs
|
|
|
470
|
|
|
471 * put caller's Y on stack (maximum allowed bytes)
|
|
|
472 ldx 5,s
|
|
|
473 ldx R$Y,x
|
|
|
474 pshs x ;bytes cc vstat PD.PD Regs
|
|
|
475
|
|
|
476 * send 2 bytes from stack
|
|
|
477 leax ,s
|
|
|
478 ldy #2
|
|
|
479 jsr 6,u
|
|
|
480
|
|
|
481 * move caller's data into our buf
|
|
2445
|
482
|
|
2464
|
483 * F$Move
|
|
|
484 * a = my task #
|
|
|
485 * b = caller's task #
|
|
|
486 * X = source ptr
|
|
|
487 * Y = byte count
|
|
|
488 * U = dest ptr
|
|
|
489
|
|
|
490 puls y ;Y = byte count (already set?) cc vstat PD.PD Regs
|
|
|
491
|
|
|
492 ifgt Level-1
|
|
|
493
|
|
|
494 ldb <D.SysTsk ; dst B = us
|
|
|
495
|
|
|
496 pshs u ; dwsub cc vstat PD.PD Regs
|
|
|
497 ldx 3,s
|
|
|
498 ldu V.BUF,x ; dst U = our v.buf
|
|
|
499
|
|
|
500 ldx <D.Proc get calling proc desc
|
|
|
501 lda P$Task,x ; src A = callers task #
|
|
|
502
|
|
|
503 ldx 7,s ; orig U
|
|
|
504 ldx R$X,x ; src = caller's X
|
|
|
505
|
|
|
506
|
|
|
507 * F$Move the bytes
|
|
|
508 os9 F$Move
|
|
|
509
|
|
|
510 * send v.buf to server
|
|
|
511
|
|
|
512 puls u ; cc vstat PD.PD Regs
|
|
|
513 ldx 1,s
|
|
|
514 ldx V.BUF,x
|
|
2470
|
515 else
|
|
|
516 ldx 5,s
|
|
|
517 ldx R$X,x
|
|
|
518 endc
|
|
2464
|
519
|
|
|
520 jsr 6,u
|
|
|
521
|
|
|
522 puls cc ; vstat PD.PD Regs
|
|
|
523 bra writln2
|
|
|
524 * error exit?
|
|
|
525
|
|
2465
|
526 writln2 puls x,y,u,pc
|
|
2464
|
527
|
|
|
528
|
|
|
529
|
|
|
530
|
|
|
531
|
|
|
532
|
|
|
533
|
|
|
534
|
|
2461
|
535 ******************************
|
|
2445
|
536 *
|
|
2461
|
537 * GetStat - obtain status of file on the remote device
|
|
2445
|
538 *
|
|
2461
|
539 * Entry: Y = Path descriptor pointer
|
|
|
540 * U = Callers register stack pointer
|
|
2445
|
541 *
|
|
2461
|
542 * Exit: CC.Carry = 0 (no error), 1 (error)
|
|
|
543 * B = error code (if CC.Carry == 1)
|
|
2445
|
544 *
|
|
|
545 getstt
|
|
2463
|
546 lda PD.PD,y
|
|
2460
|
547 lbsr sendgstt
|
|
2445
|
548
|
|
|
549 ldb R$B,u get function code
|
|
|
550 beq GstOPT
|
|
|
551 cmpb #SS.EOF
|
|
|
552 beq GstEOF
|
|
|
553 cmpb #SS.Ready
|
|
|
554 beq GstReady
|
|
|
555 cmpb #SS.Size
|
|
|
556 beq GstSize
|
|
|
557 cmpb #SS.Pos
|
|
|
558 beq GstPos
|
|
|
559 cmpb #SS.FD
|
|
|
560 beq GstFD
|
|
|
561 cmpb #SS.FDInf
|
|
|
562 beq GstFDInf
|
|
2470
|
563 * comb
|
|
|
564 * ldb #E$UnkSvc
|
|
|
565 clrb
|
|
2445
|
566 rts
|
|
|
567
|
|
|
568 * SS.OPT
|
|
2462
|
569 * RFM does nothing here, so we do nothing
|
|
2445
|
570 GstOPT
|
|
|
571 rts
|
|
|
572
|
|
|
573 * SS.EOF
|
|
|
574 * Entry A = path
|
|
|
575 * B = SS.EOF
|
|
|
576 GstEOF
|
|
|
577 rts
|
|
|
578
|
|
|
579 * SS.Ready - Check for data available on path
|
|
|
580 * Entry A = path
|
|
|
581 * B = SS.Ready
|
|
|
582 GstReady
|
|
|
583 clr R$B,u always mark no data ready
|
|
|
584 rts
|
|
|
585
|
|
|
586 * SS.Size - Return size of file opened on path
|
|
|
587 * Entry A = path
|
|
|
588 * B = SS.SIZ
|
|
|
589 * Exit X = msw of files size
|
|
|
590 * U = lsw of files size
|
|
|
591 GstSize
|
|
|
592 rts
|
|
|
593
|
|
|
594 * SS.Pos - Return the current position in the file
|
|
|
595 * Entry A = path
|
|
|
596 * B = SS.Pos
|
|
|
597 * Exit X = msw of pos
|
|
|
598 * U = lsw of pos
|
|
|
599 GstPOS
|
|
|
600 rts
|
|
|
601
|
|
|
602 * SS.FD - Return file descriptor sector
|
|
|
603 * Entry: A = path
|
|
|
604 * B = SS.FD
|
|
|
605 * X = ptr to 256 byte buffer
|
|
|
606 * Y = # of bytes of FD required
|
|
|
607
|
|
2463
|
608 * path # and SS.FD already sent to server, so
|
|
|
609 * send Y, recv Y bytes, get them into caller at X
|
|
|
610 * Y and U here are still as at entry
|
|
|
611 GstFD
|
|
2466
|
612 ldx PD.DEV,y
|
|
|
613 ldx V$STAT,x
|
|
|
614 pshs x,y,u
|
|
2463
|
615
|
|
|
616 * send caller's Y (do we really need this to be 16bit? X points to 256byte buff?
|
|
2466
|
617 ldx R$Y,u
|
|
2463
|
618 pshs x
|
|
|
619 leax ,s
|
|
|
620 ldy #2
|
|
|
621
|
|
|
622 * set U to dwsub
|
|
|
623 ifgt Level-1
|
|
|
624 ldu <D.DWSubAddr
|
|
|
625 else
|
|
|
626 ldu >D.DWSubAddr
|
|
|
627 endc
|
|
|
628
|
|
|
629 jsr 6,u
|
|
|
630
|
|
|
631 * recv bytes into v.buf
|
|
|
632 puls y
|
|
2466
|
633 ldx ,s ; V$STAT
|
|
2463
|
634 ldx V.BUF,x
|
|
2467
|
635
|
|
|
636 ifgt Level-1
|
|
2463
|
637 pshs x
|
|
2467
|
638 endc
|
|
2463
|
639
|
|
|
640 jsr 3,u
|
|
2467
|
641
|
|
|
642 ifgt Level-1
|
|
2463
|
643 * move v.buf into caller
|
|
|
644
|
|
|
645 ldx 4,s
|
|
|
646 ldu R$X,x ; U = caller's X = dest ptr
|
|
|
647 sty R$Y,x ; do we need to set this for caller?
|
|
|
648
|
|
|
649 lda <D.SysTsk ; A = system task #
|
|
|
650
|
|
|
651 ldx <D.Proc get calling proc desc
|
|
|
652 ldb P$Task,x ; B = callers task #
|
|
|
653
|
|
|
654 puls x ; V.BUF from earlier
|
|
2467
|
655
|
|
2463
|
656 * F$Move the bytes (seems to work)
|
|
|
657 os9 F$Move
|
|
|
658
|
|
2467
|
659 else
|
|
|
660 endc
|
|
|
661
|
|
2463
|
662 * assume everything worked (not good)
|
|
|
663 clrb
|
|
|
664
|
|
2466
|
665 puls x,y,u,pc
|
|
2463
|
666
|
|
2445
|
667
|
|
|
668 * SS.FDInf -
|
|
|
669 * Entry: A = path
|
|
|
670 * B = SS.FDInf
|
|
|
671 * X = ptr to 256 byte buffer
|
|
|
672 * Y = msb - Length of read
|
|
|
673 * lsb - MSB of LSN
|
|
|
674 * U = LSW of LSN
|
|
|
675 GstFDInf
|
|
|
676 rts
|
|
|
677
|
|
|
678
|
|
|
679
|
|
2461
|
680 ******************************
|
|
2445
|
681 *
|
|
2461
|
682 * SetStat - change status of file on the remote device
|
|
2445
|
683 *
|
|
2461
|
684 * Entry: Y = Path descriptor pointer
|
|
|
685 * U = Callers register stack pointer
|
|
2445
|
686 *
|
|
2461
|
687 * Exit: CC.Carry = 0 (no error), 1 (error)
|
|
|
688 * B = error code (if CC.Carry == 1)
|
|
2445
|
689 *
|
|
2450
|
690 setstt
|
|
|
691 lda #DW.setstt
|
|
2445
|
692 lbsr sendit
|
|
|
693
|
|
|
694 ldb R$B,u
|
|
|
695 beq SstOpt
|
|
|
696 cmpb #SS.Size
|
|
|
697 beq SstSize
|
|
|
698 cmpb #SS.FD
|
|
|
699 beq SstFD
|
|
|
700 cmpb #SS.Lock
|
|
|
701 beq SstLock
|
|
|
702 cmpb #SS.RsBit
|
|
|
703 beq SstRsBit
|
|
|
704 cmpb #SS.Attr
|
|
|
705 beq SstAttr
|
|
|
706 cmpb #SS.FSig
|
|
|
707 beq SstFSig
|
|
|
708 comb
|
|
|
709 ldb #E$UnkSvc
|
|
|
710 rts
|
|
|
711
|
|
|
712 SstOpt
|
|
|
713 SstSize
|
|
2466
|
714 rts
|
|
|
715
|
|
|
716 * Entry: A = path
|
|
|
717 * B = SS.FD
|
|
|
718 * X = ptr to 256 byte buffer
|
|
|
719 * Y = # of bytes of FD to write
|
|
|
720
|
|
|
721 * path # and SS.FD already sent to server, so
|
|
|
722 * send Y, recv Y bytes, get them into caller at X
|
|
|
723 * Y and U here are still as at entry
|
|
|
724 SstFD
|
|
|
725 ldx PD.DEV,y
|
|
|
726 ldx V$STAT,x
|
|
|
727 pshs x,y,u
|
|
|
728
|
|
|
729 * send caller's Y (do we really need this to be 16bit? X points to 256byte buff?
|
|
|
730 ldx R$Y,u
|
|
|
731 pshs x
|
|
|
732 leax ,s
|
|
|
733 ldy #2
|
|
|
734
|
|
|
735 * set U to dwsub
|
|
|
736 ifgt Level-1
|
|
|
737 ldu <D.DWSubAddr
|
|
|
738 else
|
|
|
739 ldu >D.DWSubAddr
|
|
|
740 endc
|
|
|
741 jsr 6,u
|
|
|
742
|
|
2467
|
743 ifgt Level-1
|
|
|
744 * move caller bytes into v.buf
|
|
2466
|
745
|
|
|
746 puls y ; get number of bytes pushed earlier
|
|
|
747 ldx 4,s
|
|
|
748 ldx R$X,x ; U = caller's X = dest ptr
|
|
|
749 ldu ,s
|
|
|
750 ldu V.BUF,u
|
|
|
751
|
|
|
752 ldx <D.Proc get calling proc desc
|
|
|
753 lda P$Task,x ; A = callers task #
|
|
|
754
|
|
|
755 ldb <D.SysTsk ; B = system task #
|
|
|
756
|
|
|
757
|
|
|
758 * F$Move the bytes (seems to work)
|
|
|
759 os9 F$Move
|
|
2467
|
760
|
|
2466
|
761 * write bytes from v.buf
|
|
|
762 tfr u,x
|
|
|
763
|
|
|
764 ifgt Level-1
|
|
|
765 ldu <D.DWSubAddr
|
|
|
766 else
|
|
|
767 ldu >D.DWSubAddr
|
|
|
768 endc
|
|
2467
|
769
|
|
|
770 else
|
|
|
771 puls y
|
|
|
772 ldx 4,s
|
|
|
773 ldx R$X,x
|
|
|
774 endc
|
|
|
775
|
|
2466
|
776
|
|
2467
|
777 jsr 6,u
|
|
2466
|
778
|
|
|
779 * assume everything worked (not good)
|
|
|
780 clrb
|
|
|
781
|
|
|
782 puls x,y,u,pc
|
|
|
783
|
|
|
784
|
|
2445
|
785 SstLock
|
|
|
786 SstRsBit
|
|
|
787 SstAttr
|
|
|
788 SstFSig
|
|
|
789 rts
|
|
|
790
|
|
|
791
|
|
2461
|
792 ******************************
|
|
|
793 *
|
|
|
794 * Close - close path to file on the remote device
|
|
|
795 *
|
|
|
796 * Entry: Y = Path descriptor pointer
|
|
|
797 * U = Callers register stack pointer
|
|
|
798 *
|
|
|
799 * Exit: CC.Carry = 0 (no error), 1 (error)
|
|
|
800 * B = error code (if CC.Carry == 1)
|
|
|
801 *
|
|
2450
|
802 close
|
|
|
803 pshs y,u
|
|
2445
|
804
|
|
|
805 * put path # on stack
|
|
2450
|
806 lda PD.PD,y
|
|
2445
|
807 pshs a
|
|
|
808
|
|
|
809 * put rfm op and DW op on stack
|
|
|
810 ldb #DW.close
|
|
|
811 lda #OP_VFM
|
|
|
812 pshs d
|
|
|
813
|
|
|
814 leax ,s ; point X to stack
|
|
|
815 ldy #3 ; 3 bytes to send
|
|
|
816 ifgt Level-1
|
|
|
817 ldu <D.DWSubAddr
|
|
|
818 else
|
|
|
819 ldu >D.DWSubAddr
|
|
|
820 endc
|
|
|
821
|
|
|
822 jsr 6,u
|
|
|
823 leas 2,s ;clean stack (leave 1 byte)
|
|
|
824
|
|
|
825 * read server response
|
|
|
826 leax ,s
|
|
|
827 ldy #1
|
|
|
828 jsr 3,u
|
|
|
829
|
|
|
830 * free system mem
|
|
|
831 ldd #256
|
|
|
832 ldx 1,s ; orig Y
|
|
|
833 ldx PD.DEV,x
|
|
2454
|
834 ldx V$STAT,x
|
|
2445
|
835 ldu V.BUF,x
|
|
|
836 os9 F$SRtMem
|
|
|
837
|
|
2450
|
838 puls b ; server sends result code
|
|
|
839 tstb
|
|
2445
|
840 beq close1
|
|
2450
|
841 coma ; set error flag if != 0
|
|
|
842 close1 puls u,y,pc
|
|
2445
|
843
|
|
|
844
|
|
2460
|
845 * send dwop, rfmop, path, set/getstat op (path is in A)
|
|
|
846 sendgstt pshs x,y,u
|
|
|
847
|
|
|
848 ldb R$B,u
|
|
|
849 pshs d
|
|
|
850
|
|
|
851 lda #OP_VFM ; load command
|
|
|
852 ldb #DW.getstt
|
|
|
853 pshs d ; command store on stack
|
|
|
854 leax ,s ; point X to stack
|
|
|
855 ldy #4 ; 2 byte to send
|
|
|
856 ifgt Level-1
|
|
|
857 ldu <D.DWSubAddr
|
|
|
858 else
|
|
|
859 ldu >D.DWSubAddr
|
|
|
860 endc
|
|
|
861
|
|
|
862 jsr 6,u
|
|
|
863 leas 4,s ;clean stack
|
|
|
864
|
|
|
865 clrb
|
|
|
866 puls x,y,u,pc
|
|
|
867
|
|
|
868
|
|
|
869
|
|
|
870
|
|
|
871
|
|
2435
|
872 * just send OP_VMF + vfmop
|
|
2446
|
873 sendit pshs a,x,y,u
|
|
2435
|
874
|
|
2445
|
875 lda #OP_VFM ; load command
|
|
|
876 pshs a ; command store on stack
|
|
|
877 leax ,s ; point X to stack
|
|
|
878 ldy #2 ; 2 byte to send
|
|
|
879 ifgt Level-1
|
|
|
880 ldu <D.DWSubAddr
|
|
|
881 else
|
|
|
882 ldu >D.DWSubAddr
|
|
|
883 endc
|
|
2435
|
884
|
|
2445
|
885 jsr 6,u
|
|
|
886 leas 2,s ;clean stack
|
|
|
887
|
|
|
888 clrb
|
|
2446
|
889 puls x,y,u,pc
|
|
2445
|
890
|
|
|
891 emod
|
|
|
892 eom equ *
|
|
|
893 end
|
|
|
894
|
