| 1 | /* Provide routines to store/check/access user credentials
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| 2 | stored in a shared memory object */
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| 3 |
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| 4 | /*
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| 5 | Copyright (C) 2007-2017 Herwig Bauernfeind for bww bitwise works GmbH.
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| 6 |
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| 7 | This program is free software: you can redistribute it and/or modify
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| 8 | it under the terms of the GNU General Public License as published by
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| 9 | the Free Software Foundation, either version 3 of the License, or
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| 10 | (at your option) any later version.
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| 11 |
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| 12 | This program is distributed in the hope that it will be useful,
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| 13 | but WITHOUT ANY WARRANTY; without even the implied warranty of
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| 14 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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| 15 | GNU General Public License for more details.
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| 16 |
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| 17 | You should have received a copy of the GNU General Public License
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| 18 | along with this program. If not, see <http://www.gnu.org/licenses/>.
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| 19 | */
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| 20 |
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| 21 | _ucInitObj: procedure expose ucMem
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| 22 | /* Initialize shared memory object */
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| 23 | /* Not implemented as we use only an existing object */
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| 24 | ucMem = '\SHAREMEM\INETXXX'
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| 25 | return ucMem
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| 26 |
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| 27 | _ucChkObj: procedure expose ucMem ucPtr
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| 28 | /* Check if appropriate memory object is available */
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| 29 | Success = 0
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| 30 | getrc = RxGetNamedSharedMem('ucPtr', ucMem , 'rw')
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| 31 | if getrc = 0 then Success = 1
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| 32 | return Success
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| 33 |
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| 34 | _ucChkUc: procedure expose ucMem ucPtr
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| 35 | /* Check whether credentials are stored in memory object */
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| 36 | rawMem = RxStorage( ucPtr , 4096 )
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| 37 | ucPos = lastpos('--user=',rawMem)
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| 38 | Success = (ucPos > 0)
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| 39 | return Success
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| 40 |
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| 41 | _ucSetUc: procedure expose ucMem ucPtr UserCred
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| 42 | /* Set/Store credentials in memory object */
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| 43 | Success = 0
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| 44 | rawMem = RxStorage( ucPtr , 4096 )
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| 45 | ucL = length(UserCred)
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| 46 | rawMem = overlay(UserCred, rawMem, 4096-ucL)
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| 47 | rawMem = RxStorage( ucPtr , 4096, rawMem )
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| 48 | Success = 1
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| 49 | return Success
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| 50 |
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| 51 | _ucDelUc: procedure expose ucMem ucPtr UserCred
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| 52 | /* Delete credentials from memory object */
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| 53 | rawMem = RxStorage( ucPtr , 4096 )
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| 54 | cPos = lastpos('--user=',rawMem)
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| 55 | rawMem = overlay(copies('00'x,4096-cPos), rawMem, cPos)
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| 56 | rawMem = RxStorage( ucPtr , 4096, rawMem )
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| 57 | return 1
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| 58 |
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| 59 | _ucGetUc: procedure expose ucMem ucPtr
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| 60 | /* Read credentials from memory object */
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| 61 | rawMem = RxStorage( ucPtr , 4096 )
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| 62 | ucPos = lastpos('--user=',rawMem)
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| 63 | UserCred = strip(substr(rawMem,ucPos),,'00'x)
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| 64 | return UserCred
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