303 lines
9.3 KiB
C
303 lines
9.3 KiB
C
/*
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* Decode_Info: Returns a string with an error description
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* Note: infos with values of 0x00xx are only warnings and the corresponding
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* messages have been processed.
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* The description for all info values but 0x34xx is taken from the CAPI 2.0
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* specification february 1994.
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* The description for the 0x34xx values is taken from ETS 300 102-1/Q.931
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*/
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char *Decode_Info (unsigned int Info) {
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switch (Info) {
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/* informative values (corresponding message was processed) */
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case 0x0001:
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return "NCPI not supported by current protocol, NCPI ignored";
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case 0x0002:
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return "Flags not supported by current protocol, flags ignored";
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case 0x0003:
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return "Alert already sent by another application";
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/* error information concerning CAPI_REGISTER */
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case 0x1001:
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return "Too many applications";
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case 0x1002:
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return "Logical block size to small, must be at least 128 Bytes";
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case 0x1003:
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return "Buffer exceeds 64 kByte";
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case 0x1004:
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return "Message buffer size too small, must be at least 1024 Bytes";
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case 0x1005:
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return "Max. number of logical connections not supported";
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case 0x1006:
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return "Reserved";
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case 0x1007:
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return "The message could not be accepted because of an internal busy condition";
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case 0x1008:
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return "OS resource error (no memory ?)";
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case 0x1009:
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return "CAPI not installed";
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case 0x100A:
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return "Controller does not support external equipment";
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case 0x100B:
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return "Controller does only support external equipment";
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/* error information concerning message exchange functions */
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case 0x1101:
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return "Illegal application number";
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case 0x1102:
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return "Illegal command or subcommand or message length less than 12 bytes";
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case 0x1103:
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return "The message could not be accepted because of a queue full condition !! The error code does not imply that CAPI cannot receive messages directed to another controller, PLCI or NCCI";
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case 0x1104:
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return "Queue is empty";
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case 0x1105:
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return "Queue overflow, a message was lost !! This indicates a configuration error. The only recovery from this error is to perform a CAPI_RELEASE";
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case 0x1106:
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return "Unknown notification parameter";
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case 0x1107:
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return "The Message could not be accepted because of an internal busy condition";
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case 0x1108:
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return "OS Resource error (no memory ?)";
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case 0x1109:
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return "CAPI not installed";
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case 0x110A:
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return "Controller does not support external equipment";
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case 0x110B:
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return "Controller does only support external equipment";
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/* error information concerning resource / coding problems */
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case 0x2001:
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return "Message not supported in current state";
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case 0x2002:
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return "Illegal Controller / PLCI / NCCI";
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case 0x2003:
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return "Out of PLCIs";
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case 0x2004:
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return "Out of NCCIs";
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case 0x2005:
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return "Out of LISTEN requests";
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case 0x2006:
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return "Out of FAX resources (protocol T.30)";
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case 0x2007:
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return "Illegal message parameter coding";
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/* error information concerning requested services */
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case 0x3001:
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return "B1 protocol not supported";
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case 0x3002:
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return "B2 protocol not supported";
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case 0x3003:
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return "B3 protocol not supported";
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case 0x3004:
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return "B1 protocol parameter not supported";
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case 0x3005:
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return "B2 protocol parameter not supported";
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case 0x3006:
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return "B3 protocol parameter not supported";
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case 0x3007:
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return "B protocol combination not supported";
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case 0x3008:
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return "NCPI not supported";
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case 0x3009:
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return "CIP Value unknown";
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case 0x300A:
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return "Flags not supported (reserved bits)";
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case 0x300B:
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return "Facility not supported";
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case 0x300C:
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return "Data length not supported by current protocol";
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case 0x300D:
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return "Reset procedure not supported by current protocol";
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/* informations about the clearing of a physical connection */
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case 0x3301:
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return "Protocol error layer 1 (broken line or B-channel removed by signalling protocol)";
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case 0x3302:
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return "Protocol error layer 2";
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case 0x3303:
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return "Protocol error layer 3";
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case 0x3304:
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return "Another application got that call";
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/* T.30 specific reasons */
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case 0x3311:
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return "Connecting not successful (remote station is no FAX G3 machine)";
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case 0x3312:
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return "Connecting not successful (training error)";
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case 0x3313:
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return "Disconnected before transfer (remote station does not support transfer mode, e.g. resolution)";
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case 0x3314:
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return "Disconnected during transfer (remote abort)";
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case 0x3315:
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return "Disconnected during transfer (remote procedure error, e.g. unsuccessful repetition of T.30 commands)";
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case 0x3316:
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return "Disconnected during transfer (local tx data underrun)";
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case 0x3317:
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return "Disconnected during transfer (local rx data overflow)";
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case 0x3318:
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return "Disconnected during transfer (local abort)";
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case 0x3319:
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return "Illegal parameter coding (e.g. SFF coding error)";
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/* disconnect causes from the network according to ETS 300 102-1/Q.931 */
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case 0x3481:
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return "Unallocated (unassigned) number";
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case 0x3482:
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return "No route to specified transit network";
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case 0x3483:
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return "No route to destination";
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case 0x3486:
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return "Channel unacceptable";
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case 0x3487:
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return "Call awarded and being delivered in an established channel";
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case 0x3490:
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return "Normal call clearing";
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case 0x3491:
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return "User busy";
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case 0x3492:
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return "No user responding";
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case 0x3493:
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return "No answer from user (user alerted)";
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case 0x3495:
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return "Call rejected";
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case 0x3496:
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return "Number changed";
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case 0x349A:
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return "Non-selected user clearing";
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case 0x349B:
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return "Destination out of order";
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case 0x349C:
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return "Invalid number format";
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case 0x349D:
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return "Facility rejected";
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case 0x349E:
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return "Response to STATUS ENQUIRY";
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case 0x349F:
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return "Normal, unspecified";
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case 0x34A2:
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return "No circuit / channel available";
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case 0x34A6:
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return "Network out of order";
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case 0x34A9:
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return "Temporary failure";
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case 0x34AA:
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return "Switching equipment congestion";
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case 0x34AB:
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return "Access information discarded";
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case 0x34AC:
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return "Requested circuit / channel not available";
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case 0x34AF:
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return "Resources unavailable, unspecified";
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case 0x34B1:
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return "Quality of service unavailable";
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case 0x34B2:
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return "Requested facility not subscribed";
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case 0x34B9:
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return "Bearer capability not authorized";
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case 0x34BA:
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return "Bearer capability not presently available";
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case 0x34BF:
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return "Service or option not available, unspecified";
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case 0x34C1:
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return "Bearer capability not implemented";
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case 0x34C2:
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return "Channel type not implemented";
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case 0x34C5:
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return "Requested facility not implemented";
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case 0x34C6:
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return "Only restricted digital information bearer capability is available";
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case 0x34CF:
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return "Service or option not implemented, unspecified";
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case 0x34D1:
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return "Invalid call reference value";
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case 0x34D2:
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return "Identified channel does not exist";
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case 0x34D3:
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return "A suspended call exists, but this call identity does not";
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case 0x34D4:
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return "Call identity in use";
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case 0x34D5:
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return "No call suspended";
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case 0x34D6:
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return "Call having the requested call identity has been cleared";
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case 0x34D8:
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return "Incompatible destination";
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case 0x34DB:
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return "Invalid transit network selection";
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case 0x34DF:
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return "Invalid message, unspecified";
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case 0x34E0:
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return "Mandatory information element is missing";
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case 0x34E1:
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return "Message type non-existent or not implemented";
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case 0x34E2:
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return "Message not compatible with call state or message type non-existent or not implemented";
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case 0x34E3:
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return "Information element non-existent or not implemented";
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case 0x34E4:
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return "Invalid information element contents";
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case 0x34E5:
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return "Message not compatible with call state";
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case 0x34E6:
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return "Recovery on timer expiry";
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case 0x34EF:
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return "Protocol error, unspecified";
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case 0x34FF:
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return "Interworking, unspecified";
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default:
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return "No additional information";
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}
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}
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/*
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* Decode_Command: Returns a textstring with the CAPI-commandname
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*/
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char *Decode_Command (unsigned char Command) {
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switch (Command) {
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case 0x01:
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return "ALERT";
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case 0x02:
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return "CONNECT";
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case 0x03:
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return "CONNECT_ACTIVE";
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case 0x04:
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return "DISCONNECT";
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case 0x05:
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return "LISTEN";
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case 0x08:
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return "INFO";
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case 0x41:
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return "SELECT_B_PROTOCOL";
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case 0x80:
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return "FACILITY";
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case 0x82:
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return "CONNECT_B3";
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case 0x83:
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return "CONNECT_B3_ACTIVE";
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case 0x84:
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return "DISCONNECT_B3";
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case 0x86:
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return "DATA_B3";
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case 0x87:
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return "RESET_B3";
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case 0x88:
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return "CONNECT_B3_T90_ACTIVE";
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case 0xff:
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return "MANUFACTURER";
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}
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return "Error: Command undefined in function Decode_Command";
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}
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/*
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* Decode_Sub: Returns a textstring with the CAPI-subcommandname
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*/
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char *Decode_Sub (unsigned char Sub) {
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switch (Sub) {
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case 0x80:
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/* Request */
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return "REQ";
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case 0x81:
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/* Confirmation */
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return "CONF";
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case 0x82:
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/* Indication */
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return "IND";
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case 0x83:
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/* Response */
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return "RESP";
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}
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return "Error: Subcommand undefined in function Decode_Sub";
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}
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