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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 the mode byte on the stack
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116 pshs cc
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117 lda R$A,u
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118 pshs a
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119
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120 * put command byte & path # on stack
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121 lda V.DWCMD,x
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122 ldy 4,s
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123 ldb PD.PD,y
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124 pshs d ; p# PD.PD Regs
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125
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126 * put rfm op and DW op on stack
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127 lda #OP_VFM
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128 pshs a ; DWOP RFMOP p# PD.PD Regs
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129
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130 leax ,s ; point X to stack
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131 ldy #4 ; 3 bytes to send
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132
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133 ifgt Level-1
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134 ldu <D.DWSubAddr
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135 else
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136 ldu >D.DWSubAddr
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137 endc
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138
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139 orcc #IntMasks
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140 jsr 6,u
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141 leas 4,s ;clean stack PD.PD Regs
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142
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143 ifgt Level-1
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144 * now send path string
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145 * move from caller to our mem
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146
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147 ldx <D.Proc get calling proc desc
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148 lda P$Task,x ; A = callers task # (source)
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149
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150 ldb <D.SysTsk ; B = system task # (dest)
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151 endc
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152
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153 ldx 1,s ; get device mem ptr
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154 ifgt Level-1
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155 ldu V.BUF,x ; get destination pointer in U
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156 endc
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157 ldy V.PATHNAMELEN,x ; get count in Y
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158 ldx V.PATHNAME,x ; get source in X
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159
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160 ifgt Level-1
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161 * F$Move the bytes (seems to work)
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162 os9 F$Move
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163 bcs moverr
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164 endc
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165
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166 * Add carriage return
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167 ifgt Level-1
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168 tfr u,x
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169 else
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170 tfr x,u
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171 endc
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172 tfr y,d
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173 leau d,u
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174 lda #C$CR
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175 sta ,u
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176 leay 1,y
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177
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178 * send to server
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179 ifgt Level-1
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180 ldu <D.DWSubAddr
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181 else
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182 ldu >D.DWSubAddr
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183 endc
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184 jsr 6,u
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185
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186 * read response from server -> B
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187 clr ,-s
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188 leax ,s
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189 ldy #1
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190 jsr 3,u
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191
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192 * pull server's response into B
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193 puls b ; PD.PD Regs
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194 moverr puls cc
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195 tstb
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196 beq open2
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197
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198 openerr coma ; set error
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199 open2 puls x,y,u,pc
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200
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201
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202 ******************************
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203 *
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204 * MakDir - creates a directory on the remote device
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205 *
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206 * Entry: Y = Path descriptor pointer
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207 * U = Callers register stack pointer
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208 *
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209 * Exit: CC.Carry = 0 (no error), 1 (error)
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210 * B = error code (if CC.Carry == 1)
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211 *
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212 makdir lda #DW.makdir
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213 lbra sendit
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214
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215 ******************************
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216 *
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217 * ChgDir - changes the data/execution directory on the remote device
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218 *
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219 * Entry: Y = Path descriptor pointer
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220 * U = Callers register stack pointer
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221 *
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222 * Exit: CC.Carry = 0 (no error), 1 (error)
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223 * B = error code (if CC.Carry == 1)
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224 *
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225 chgdir lda #DW.chgdir
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226 lbra sendit
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227
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228 ******************************
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229 *
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230 * Delete - delete a file on the remote device
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231 *
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232 * Entry: Y = Path descriptor pointer
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233 * U = Callers register stack pointer
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234 *
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235 * Exit: CC.Carry = 0 (no error), 1 (error)
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236 * B = error code (if CC.Carry == 1)
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237 *
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238 delete lda #DW.delete
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239 lbra sendit
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240
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241
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242 ******************************
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243 *
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244 * Seek - seeks into a file on the remote device
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245 *
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246 * Entry: Y = Path descriptor pointer
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247 * U = Callers register stack pointer
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248 *
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249 * Exit: CC.Carry = 0 (no error), 1 (error)
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250 * B = error code (if CC.Carry == 1)
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251 *
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252 * seek = send dwop, rfmop, path, caller's X + U
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253 seek pshs y,u
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254
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255 ldx R$U,u
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256 pshs x
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257 ldx R$X,u
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258 pshs x
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259 lda PD.PD,y
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260 pshs a
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261 ldd #OP_VFM*256+DW.seek
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262 pshs d
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263
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264 leax ,s ; point X to stack
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265 ldy #7 ; 7 bytes to send
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266
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267 * set U to dwsub
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268 ifgt Level-1
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269 ldu <D.DWSubAddr
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270 else
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271 ldu >D.DWSubAddr
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272 endc
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273
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274 * send dw op, rfm op, path #
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275 jsr 6,u
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276 leas 7,s ;clean stack - PD.PD Regs
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277
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278 clrb
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279 puls y,u,pc
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280
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281
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282 ******************************
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283 *
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284 * Read - reads data from a file on the remote device
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285 *
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286 * Entry: Y = Path descriptor pointer
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287 * U = Callers register stack pointer
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288 *
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289 * Exit: CC.Carry = 0 (no error), 1 (error)
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290 * B = error code (if CC.Carry == 1)
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291 *
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292 read ldb #DW.read
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293 bra read1 ; join readln routine
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294
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295
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296
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297 ******************************
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298 *
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299 * Write - writes data to a file on the remote device
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300 *
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301 * Entry: Y = Path descriptor pointer
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302 * U = Callers register stack pointer
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303 *
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304 * Exit: CC.Carry = 0 (no error), 1 (error)
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305 * B = error code (if CC.Carry == 1)
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306 *
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307 write ldb #DW.write
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308 lbra write1
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309
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310
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311
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312 ******************************
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313 *
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314 * ReadLn - reads a line of data from a file on the remote device
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315 *
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316 * Entry: Y = Path descriptor pointer
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317 * U = Callers register stack pointer
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318 *
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319 * Exit: CC.Carry = 0 (no error), 1 (error)
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320 * B = error code (if CC.Carry == 1)
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321 *
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322 readln ldb #DW.readln
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323 read1 ldx PD.DEV,y ; to our static storage
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324 ldx V$STAT,x
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325 pshs x,y,u
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326
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327 * put path # on stack
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328 lda PD.PD,y
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329 pshs cc
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330 pshs a ; p# PD.PD Regs
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331
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332 * put rfm op and DW op on stack
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333
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334 lda #OP_VFM
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335 pshs d ; DWOP RFMOP p# PD.PD Regs
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336
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337 leax ,s ; point X to stack
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338 ldy #3 ; 3 bytes to send
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339
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340 * set U to dwsub
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341 ifgt Level-1
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342 ldu <D.DWSubAddr
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343 else
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344 ldu >D.DWSubAddr
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345 endc
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346
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347 * send dw op, rfm op, path #
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348 orcc #IntMasks
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349 jsr 6,u
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350 leas 3,s ;clean stack - PD.PD Regs
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351
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352 * put caller's Y on stack (maximum allowed bytes)
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353 ldx 5,s
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354 ldx R$Y,x
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355 pshs x
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356
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357 * send 2 bytes from stack
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358 leax ,s
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359 ldy #2
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360 jsr 6,u
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361
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362 leas 1,s ; leave 1 byte for server response in next section
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363
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364 * read # bytes coming (0 = eof) from server
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365 leax ,s
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366 ldy #1
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367 jsr 3,u
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368
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369 * store size
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370 clra
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371 puls b ;PD.PD Regs
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372
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373
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374 * check for 0
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375 tstb
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376 beq readln1 ; 0 bytes = EOF
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377
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378 * read the data from server if > 0
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379 go_on pshs d ;xfersz PD.PD Regs
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380
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381 * load data from server into mem block
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382 ifgt Level-1
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383 ldx 3,s ; V$STAT
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384 ldx V.BUF,x
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385 else
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386 ldx 7,s ; caller regs
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387 std R$Y,x
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388 ldx R$X,x
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389 endc
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390 ldy ,s ;xfersz
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391 jsr 3,u
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392
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393 * F$Move
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394 * a = my task #
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395 * b = caller's task #
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396 * X = source ptr
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397 * Y = byte count
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398 * U = dest ptr
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399
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400 * move from our mem to caller
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401
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402 puls y ;Y = byte count (already set?) - PD.PD Regs
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403 puls cc
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404
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405 ifgt Level-1
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406 ldx 4,s
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407 ldu R$X,x ; U = caller's X = dest ptr
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408 sty R$Y,x
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409
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410 lda <D.SysTsk ; A = system task #
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411
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412 ldx <D.Proc get calling proc desc
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413 ldb P$Task,x ; B = callers task #
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414
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415 ldx ,s ; V$STAT - PD Regs
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416 ldx V.BUF,x
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417
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418 * F$Move the bytes (seems to work)
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419 os9 F$Move
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420 endc
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421 * assume everything worked (not good)
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422 clrb
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423 bra readln2
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424
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425 readln1
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426 puls cc
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427 comb
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428 ldb #E$EOF
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429 readln2 puls x,y,u,pc
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430
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431
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432
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|
433
|
|
2461
|
434 ******************************
|
|
|
435 *
|
|
|
436 * WritLn - writes a line of data to a file on the remote device
|
|
|
437 *
|
|
|
438 * Entry: Y = Path descriptor pointer
|
|
|
439 * U = Callers register stack pointer
|
|
|
440 *
|
|
2462
|
441 * Exit: CC.Carry = 0 (no error), 1 (error)
|
|
|
442 * B = error code (if CC.Carry == 1)
|
|
|
443 *
|
|
2464
|
444 writln ldb #DW.writln
|
|
|
445
|
|
|
446 write1 ldx PD.DEV,y ; to our static storage
|
|
|
447 ldx V$STAT,x
|
|
|
448 pshs x,y,u ; Vstat pd regs
|
|
|
449
|
|
|
450 * put path # on stack
|
|
|
451 lda PD.PD,y
|
|
|
452 pshs cc ; cc vstat pd regs
|
|
|
453 pshs a ; p# cc vstat PD Regs
|
|
|
454
|
|
|
455 * put rfm op and DW op on stack
|
|
|
456
|
|
|
457 lda #OP_VFM
|
|
|
458 pshs d ; DWOP RFMOP p# cc vstat PD.PD Regs
|
|
|
459
|
|
|
460 leax ,s ; point X to stack
|
|
|
461 ldy #3 ; 3 bytes to send
|
|
|
462
|
|
|
463 * set U to dwsub
|
|
|
464 ifgt Level-1
|
|
|
465 ldu <D.DWSubAddr
|
|
|
466 else
|
|
|
467 ldu >D.DWSubAddr
|
|
|
468 endc
|
|
|
469
|
|
|
470 * send dw op, rfm op, path #
|
|
|
471 orcc #IntMasks
|
|
|
472 jsr 6,u
|
|
|
473 leas 3,s ;clean stack - cc vstat PD.PD Regs
|
|
|
474
|
|
|
475 * put caller's Y on stack (maximum allowed bytes)
|
|
|
476 ldx 5,s
|
|
|
477 ldx R$Y,x
|
|
|
478 pshs x ;bytes cc vstat PD.PD Regs
|
|
|
479
|
|
|
480 * send 2 bytes from stack
|
|
|
481 leax ,s
|
|
|
482 ldy #2
|
|
|
483 jsr 6,u
|
|
|
484
|
|
|
485 * move caller's data into our buf
|
|
2445
|
486
|
|
2464
|
487 * F$Move
|
|
|
488 * a = my task #
|
|
|
489 * b = caller's task #
|
|
|
490 * X = source ptr
|
|
|
491 * Y = byte count
|
|
|
492 * U = dest ptr
|
|
|
493
|
|
|
494 puls y ;Y = byte count (already set?) cc vstat PD.PD Regs
|
|
|
495
|
|
|
496 ifgt Level-1
|
|
|
497
|
|
|
498 ldb <D.SysTsk ; dst B = us
|
|
|
499
|
|
|
500 pshs u ; dwsub cc vstat PD.PD Regs
|
|
|
501 ldx 3,s
|
|
|
502 ldu V.BUF,x ; dst U = our v.buf
|
|
|
503
|
|
|
504 ldx <D.Proc get calling proc desc
|
|
|
505 lda P$Task,x ; src A = callers task #
|
|
|
506
|
|
|
507 ldx 7,s ; orig U
|
|
|
508 ldx R$X,x ; src = caller's X
|
|
|
509
|
|
|
510
|
|
|
511 * F$Move the bytes
|
|
|
512 os9 F$Move
|
|
|
513
|
|
|
514 * send v.buf to server
|
|
|
515
|
|
|
516 puls u ; cc vstat PD.PD Regs
|
|
|
517 ldx 1,s
|
|
|
518 ldx V.BUF,x
|
|
2470
|
519 else
|
|
|
520 ldx 5,s
|
|
|
521 ldx R$X,x
|
|
|
522 endc
|
|
2464
|
523
|
|
|
524 jsr 6,u
|
|
|
525
|
|
|
526 puls cc ; vstat PD.PD Regs
|
|
|
527 bra writln2
|
|
|
528 * error exit?
|
|
|
529
|
|
2465
|
530 writln2 puls x,y,u,pc
|
|
2464
|
531
|
|
|
532
|
|
|
533
|
|
|
534
|
|
|
535
|
|
|
536
|
|
|
537
|
|
|
538
|
|
2461
|
539 ******************************
|
|
2445
|
540 *
|
|
2461
|
541 * GetStat - obtain status of file on the remote device
|
|
2445
|
542 *
|
|
2461
|
543 * Entry: Y = Path descriptor pointer
|
|
|
544 * U = Callers register stack pointer
|
|
2445
|
545 *
|
|
2461
|
546 * Exit: CC.Carry = 0 (no error), 1 (error)
|
|
|
547 * B = error code (if CC.Carry == 1)
|
|
2445
|
548 *
|
|
|
549 getstt
|
|
2463
|
550 lda PD.PD,y
|
|
2460
|
551 lbsr sendgstt
|
|
2445
|
552
|
|
|
553 ldb R$B,u get function code
|
|
|
554 beq GstOPT
|
|
|
555 cmpb #SS.EOF
|
|
|
556 beq GstEOF
|
|
|
557 cmpb #SS.Ready
|
|
|
558 beq GstReady
|
|
|
559 cmpb #SS.Size
|
|
|
560 beq GstSize
|
|
|
561 cmpb #SS.Pos
|
|
|
562 beq GstPos
|
|
|
563 cmpb #SS.FD
|
|
|
564 beq GstFD
|
|
|
565 cmpb #SS.FDInf
|
|
|
566 beq GstFDInf
|
|
2470
|
567 * comb
|
|
|
568 * ldb #E$UnkSvc
|
|
|
569 clrb
|
|
2445
|
570 rts
|
|
|
571
|
|
|
572 * SS.OPT
|
|
2462
|
573 * RFM does nothing here, so we do nothing
|
|
2445
|
574 GstOPT
|
|
|
575 rts
|
|
|
576
|
|
|
577 * SS.EOF
|
|
|
578 * Entry A = path
|
|
|
579 * B = SS.EOF
|
|
|
580 GstEOF
|
|
|
581 rts
|
|
|
582
|
|
|
583 * SS.Ready - Check for data available on path
|
|
|
584 * Entry A = path
|
|
|
585 * B = SS.Ready
|
|
|
586 GstReady
|
|
|
587 clr R$B,u always mark no data ready
|
|
|
588 rts
|
|
|
589
|
|
|
590 * SS.Size - Return size of file opened on path
|
|
|
591 * Entry A = path
|
|
|
592 * B = SS.SIZ
|
|
|
593 * Exit X = msw of files size
|
|
|
594 * U = lsw of files size
|
|
|
595 GstSize
|
|
|
596 rts
|
|
|
597
|
|
|
598 * SS.Pos - Return the current position in the file
|
|
|
599 * Entry A = path
|
|
|
600 * B = SS.Pos
|
|
|
601 * Exit X = msw of pos
|
|
|
602 * U = lsw of pos
|
|
|
603 GstPOS
|
|
|
604 rts
|
|
|
605
|
|
|
606 * SS.FD - Return file descriptor sector
|
|
|
607 * Entry: A = path
|
|
|
608 * B = SS.FD
|
|
|
609 * X = ptr to 256 byte buffer
|
|
|
610 * Y = # of bytes of FD required
|
|
|
611
|
|
2463
|
612 * path # and SS.FD already sent to server, so
|
|
|
613 * send Y, recv Y bytes, get them into caller at X
|
|
|
614 * Y and U here are still as at entry
|
|
|
615 GstFD
|
|
2466
|
616 ldx PD.DEV,y
|
|
|
617 ldx V$STAT,x
|
|
|
618 pshs x,y,u
|
|
2463
|
619
|
|
|
620 * send caller's Y (do we really need this to be 16bit? X points to 256byte buff?
|
|
2466
|
621 ldx R$Y,u
|
|
2463
|
622 pshs x
|
|
|
623 leax ,s
|
|
|
624 ldy #2
|
|
|
625
|
|
|
626 * set U to dwsub
|
|
|
627 ifgt Level-1
|
|
|
628 ldu <D.DWSubAddr
|
|
|
629 else
|
|
|
630 ldu >D.DWSubAddr
|
|
|
631 endc
|
|
|
632
|
|
|
633 jsr 6,u
|
|
|
634
|
|
|
635 * recv bytes into v.buf
|
|
|
636 puls y
|
|
2466
|
637 ldx ,s ; V$STAT
|
|
2463
|
638 ldx V.BUF,x
|
|
2467
|
639
|
|
|
640 ifgt Level-1
|
|
2463
|
641 pshs x
|
|
2467
|
642 endc
|
|
2463
|
643
|
|
|
644 jsr 3,u
|
|
2467
|
645
|
|
|
646 ifgt Level-1
|
|
2463
|
647 * move v.buf into caller
|
|
|
648
|
|
|
649 ldx 4,s
|
|
|
650 ldu R$X,x ; U = caller's X = dest ptr
|
|
|
651 sty R$Y,x ; do we need to set this for caller?
|
|
|
652
|
|
|
653 lda <D.SysTsk ; A = system task #
|
|
|
654
|
|
|
655 ldx <D.Proc get calling proc desc
|
|
|
656 ldb P$Task,x ; B = callers task #
|
|
|
657
|
|
|
658 puls x ; V.BUF from earlier
|
|
2467
|
659
|
|
2463
|
660 * F$Move the bytes (seems to work)
|
|
|
661 os9 F$Move
|
|
|
662
|
|
2467
|
663 else
|
|
|
664 endc
|
|
|
665
|
|
2463
|
666 * assume everything worked (not good)
|
|
|
667 clrb
|
|
|
668
|
|
2466
|
669 puls x,y,u,pc
|
|
2463
|
670
|
|
2445
|
671
|
|
|
672 * SS.FDInf -
|
|
|
673 * Entry: A = path
|
|
|
674 * B = SS.FDInf
|
|
|
675 * X = ptr to 256 byte buffer
|
|
|
676 * Y = msb - Length of read
|
|
|
677 * lsb - MSB of LSN
|
|
|
678 * U = LSW of LSN
|
|
|
679 GstFDInf
|
|
|
680 rts
|
|
|
681
|
|
|
682
|
|
|
683
|
|
2461
|
684 ******************************
|
|
2445
|
685 *
|
|
2461
|
686 * SetStat - change status of file on the remote device
|
|
2445
|
687 *
|
|
2461
|
688 * Entry: Y = Path descriptor pointer
|
|
|
689 * U = Callers register stack pointer
|
|
2445
|
690 *
|
|
2461
|
691 * Exit: CC.Carry = 0 (no error), 1 (error)
|
|
|
692 * B = error code (if CC.Carry == 1)
|
|
2445
|
693 *
|
|
2450
|
694 setstt
|
|
|
695 lda #DW.setstt
|
|
2445
|
696 lbsr sendit
|
|
|
697
|
|
|
698 ldb R$B,u
|
|
|
699 beq SstOpt
|
|
|
700 cmpb #SS.Size
|
|
|
701 beq SstSize
|
|
|
702 cmpb #SS.FD
|
|
|
703 beq SstFD
|
|
|
704 cmpb #SS.Lock
|
|
|
705 beq SstLock
|
|
|
706 cmpb #SS.RsBit
|
|
|
707 beq SstRsBit
|
|
|
708 cmpb #SS.Attr
|
|
|
709 beq SstAttr
|
|
|
710 cmpb #SS.FSig
|
|
|
711 beq SstFSig
|
|
|
712 comb
|
|
|
713 ldb #E$UnkSvc
|
|
|
714 rts
|
|
|
715
|
|
|
716 SstOpt
|
|
|
717 SstSize
|
|
2466
|
718 rts
|
|
|
719
|
|
|
720 * Entry: A = path
|
|
|
721 * B = SS.FD
|
|
|
722 * X = ptr to 256 byte buffer
|
|
|
723 * Y = # of bytes of FD to write
|
|
|
724
|
|
|
725 * path # and SS.FD already sent to server, so
|
|
|
726 * send Y, recv Y bytes, get them into caller at X
|
|
|
727 * Y and U here are still as at entry
|
|
|
728 SstFD
|
|
|
729 ldx PD.DEV,y
|
|
|
730 ldx V$STAT,x
|
|
|
731 pshs x,y,u
|
|
|
732
|
|
|
733 * send caller's Y (do we really need this to be 16bit? X points to 256byte buff?
|
|
|
734 ldx R$Y,u
|
|
|
735 pshs x
|
|
|
736 leax ,s
|
|
|
737 ldy #2
|
|
|
738
|
|
|
739 * set U to dwsub
|
|
|
740 ifgt Level-1
|
|
|
741 ldu <D.DWSubAddr
|
|
|
742 else
|
|
|
743 ldu >D.DWSubAddr
|
|
|
744 endc
|
|
|
745 jsr 6,u
|
|
|
746
|
|
2467
|
747 ifgt Level-1
|
|
|
748 * move caller bytes into v.buf
|
|
2466
|
749
|
|
|
750 puls y ; get number of bytes pushed earlier
|
|
|
751 ldx 4,s
|
|
|
752 ldx R$X,x ; U = caller's X = dest ptr
|
|
|
753 ldu ,s
|
|
|
754 ldu V.BUF,u
|
|
|
755
|
|
|
756 ldx <D.Proc get calling proc desc
|
|
|
757 lda P$Task,x ; A = callers task #
|
|
|
758
|
|
|
759 ldb <D.SysTsk ; B = system task #
|
|
|
760
|
|
|
761
|
|
|
762 * F$Move the bytes (seems to work)
|
|
|
763 os9 F$Move
|
|
2467
|
764
|
|
2466
|
765 * write bytes from v.buf
|
|
|
766 tfr u,x
|
|
|
767
|
|
|
768 ifgt Level-1
|
|
|
769 ldu <D.DWSubAddr
|
|
|
770 else
|
|
|
771 ldu >D.DWSubAddr
|
|
|
772 endc
|
|
2467
|
773
|
|
|
774 else
|
|
|
775 puls y
|
|
|
776 ldx 4,s
|
|
|
777 ldx R$X,x
|
|
|
778 endc
|
|
|
779
|
|
2466
|
780
|
|
2467
|
781 jsr 6,u
|
|
2466
|
782
|
|
|
783 * assume everything worked (not good)
|
|
|
784 clrb
|
|
|
785
|
|
|
786 puls x,y,u,pc
|
|
|
787
|
|
|
788
|
|
2445
|
789 SstLock
|
|
|
790 SstRsBit
|
|
|
791 SstAttr
|
|
|
792 SstFSig
|
|
|
793 rts
|
|
|
794
|
|
|
795
|
|
2461
|
796 ******************************
|
|
|
797 *
|
|
|
798 * Close - close path to file on the remote device
|
|
|
799 *
|
|
|
800 * Entry: Y = Path descriptor pointer
|
|
|
801 * U = Callers register stack pointer
|
|
|
802 *
|
|
|
803 * Exit: CC.Carry = 0 (no error), 1 (error)
|
|
|
804 * B = error code (if CC.Carry == 1)
|
|
|
805 *
|
|
2450
|
806 close
|
|
|
807 pshs y,u
|
|
2445
|
808
|
|
|
809 * put path # on stack
|
|
2450
|
810 lda PD.PD,y
|
|
2445
|
811 pshs a
|
|
|
812
|
|
|
813 * put rfm op and DW op on stack
|
|
|
814 ldb #DW.close
|
|
|
815 lda #OP_VFM
|
|
|
816 pshs d
|
|
|
817
|
|
|
818 leax ,s ; point X to stack
|
|
|
819 ldy #3 ; 3 bytes to send
|
|
|
820 ifgt Level-1
|
|
|
821 ldu <D.DWSubAddr
|
|
|
822 else
|
|
|
823 ldu >D.DWSubAddr
|
|
|
824 endc
|
|
|
825
|
|
|
826 jsr 6,u
|
|
|
827 leas 2,s ;clean stack (leave 1 byte)
|
|
|
828
|
|
|
829 * read server response
|
|
|
830 leax ,s
|
|
|
831 ldy #1
|
|
|
832 jsr 3,u
|
|
|
833
|
|
|
834 * free system mem
|
|
|
835 ldd #256
|
|
|
836 ldx 1,s ; orig Y
|
|
|
837 ldx PD.DEV,x
|
|
2454
|
838 ldx V$STAT,x
|
|
2445
|
839 ldu V.BUF,x
|
|
|
840 os9 F$SRtMem
|
|
|
841
|
|
2450
|
842 puls b ; server sends result code
|
|
|
843 tstb
|
|
2445
|
844 beq close1
|
|
2450
|
845 coma ; set error flag if != 0
|
|
|
846 close1 puls u,y,pc
|
|
2445
|
847
|
|
|
848
|
|
2460
|
849 * send dwop, rfmop, path, set/getstat op (path is in A)
|
|
|
850 sendgstt pshs x,y,u
|
|
|
851
|
|
|
852 ldb R$B,u
|
|
|
853 pshs d
|
|
|
854
|
|
|
855 lda #OP_VFM ; load command
|
|
|
856 ldb #DW.getstt
|
|
|
857 pshs d ; command store on stack
|
|
|
858 leax ,s ; point X to stack
|
|
|
859 ldy #4 ; 2 byte to send
|
|
|
860 ifgt Level-1
|
|
|
861 ldu <D.DWSubAddr
|
|
|
862 else
|
|
|
863 ldu >D.DWSubAddr
|
|
|
864 endc
|
|
|
865
|
|
|
866 jsr 6,u
|
|
|
867 leas 4,s ;clean stack
|
|
|
868
|
|
|
869 clrb
|
|
|
870 puls x,y,u,pc
|
|
|
871
|
|
|
872
|
|
|
873
|
|
|
874
|
|
|
875
|
|
2435
|
876 * just send OP_VMF + vfmop
|
|
2446
|
877 sendit pshs a,x,y,u
|
|
2435
|
878
|
|
2445
|
879 lda #OP_VFM ; load command
|
|
|
880 pshs a ; command store on stack
|
|
|
881 leax ,s ; point X to stack
|
|
|
882 ldy #2 ; 2 byte to send
|
|
|
883 ifgt Level-1
|
|
|
884 ldu <D.DWSubAddr
|
|
|
885 else
|
|
|
886 ldu >D.DWSubAddr
|
|
|
887 endc
|
|
2435
|
888
|
|
2445
|
889 jsr 6,u
|
|
|
890 leas 2,s ;clean stack
|
|
|
891
|
|
|
892 clrb
|
|
2446
|
893 puls x,y,u,pc
|
|
2445
|
894
|
|
|
895 emod
|
|
|
896 eom equ *
|
|
|
897 end
|
|
|
898
|
