229 lines
7.3 KiB
Bash
Executable File
229 lines
7.3 KiB
Bash
Executable File
#!/bin/sh
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# mkerrors - Extract error strings from assuan.h
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# and create C source for assuan_strerror
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# Copyright (C) 2001, 2002, 2006 Free Software Foundation, Inc.
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#
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# This file is part of Assuan.
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#
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# Assuan is free software; you can redistribute it and/or modify it
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# under the terms of the GNU Lesser General Public License as
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# published by the Free Software Foundation; either version 2.1 of
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# the License, or (at your option) any later version.
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#
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# Assuan is distributed in the hope that it will be useful, but
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# WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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# Lesser General Public License for more details.
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#
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# You should have received a copy of the GNU Lesser General Public
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# License along with this program; if not, write to the Free Software
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# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA
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cat <<EOF
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/* Generated automatically by mkerrors */
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/* Do not edit! See mkerrors for copyright notice. */
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#ifdef HAVE_CONFIG_H
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#include <config.h>
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#endif
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#include <stdio.h>
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#include <assert.h>
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#include <errno.h>
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#undef _ASSUAN_IN_LIBASSUAN /* undef to get all error codes. */
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#include "assuan.h"
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/* If true the modern gpg-error style error codes are used in the
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API. */
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static unsigned int err_source;
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/* Enable gpg-error style error codes. ERRSOURCE is one of gpg-error
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sources. Note, that this function is not thread-safe and should be
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used right at startup. Switching back to the old style mode is not
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supported. */
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void
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assuan_set_assuan_err_source (int errsource)
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{
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errsource &= 0xff;
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err_source = errsource? errsource : 31 /*GPG_ERR_SOURCE_ANY*/;
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}
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/* Helper to map old style Assuan error codes to gpg-error codes.
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This is used internally to keep an compatible ABI. */
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assuan_error_t
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_assuan_error (int oldcode)
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{
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unsigned int n;
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if (!err_source)
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return (oldcode & 0x00ffffff); /* Make sure that the gpg-error
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source part is cleared. */
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switch (oldcode)
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{
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case ASSUAN_General_Error: n = 257; break;
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case ASSUAN_Accept_Failed: n = 258; break;
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case ASSUAN_Connect_Failed: n = 259; break;
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case ASSUAN_Invalid_Response: n = 260; break;
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case ASSUAN_Invalid_Value: n = 261; break;
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case ASSUAN_Line_Not_Terminated: n = 262; break;
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case ASSUAN_Line_Too_Long: n = 263; break;
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case ASSUAN_Nested_Commands: n = 264; break;
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case ASSUAN_No_Data_Callback: n = 265; break;
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case ASSUAN_No_Inquire_Callback: n = 266; break;
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case ASSUAN_Not_A_Server: n = 267; break;
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case ASSUAN_Not_Implemented: n = 69; break;
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case ASSUAN_Parameter_Conflict: n = 280; break;
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case ASSUAN_Problem_Starting_Server: n = 269; break;
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case ASSUAN_Server_Fault: n = 80; break;
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case ASSUAN_Syntax_Error: n = 276; break;
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case ASSUAN_Too_Much_Data: n = 273; break;
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case ASSUAN_Unexpected_Command: n = 274; break;
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case ASSUAN_Unknown_Command: n = 275; break;
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case ASSUAN_Canceled: n = 277; break;
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case ASSUAN_No_Secret_Key: n = 17; break;
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case ASSUAN_Not_Confirmed: n = 114; break;
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case ASSUAN_Read_Error:
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switch (errno)
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{
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case 0: n = 16381; /*GPG_ERR_MISSING_ERRNO*/ break;
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default: n = 270; /*GPG_ERR_ASS_READ_ERROR*/ break;
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}
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break;
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case ASSUAN_Write_Error:
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switch (errno)
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{
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case 0: n = 16381; /*GPG_ERR_MISSING_ERRNO*/ break;
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default: n = 271; /*GPG_ERR_ASS_WRITE_ERROR*/ break;
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}
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break;
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case ASSUAN_Out_Of_Core:
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switch (errno)
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{
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case 0: /* Should not happen but a user might have provided
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an incomplete implemented malloc function. Give
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him a chance to correct this fault but make sure
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an error is indeed returned. */
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n = 16381; /*GPG_ERR_MISSING_ERRNO*/
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break;
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case ENOMEM: n = (1 << 15) | 86; break;
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default:
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n = 16382; /*GPG_ERR_UNKNOWN_ERRNO*/
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break;
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}
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break;
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case -1: n = 16383 /*GPG_ERR_EOF*/; break;
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default:
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n = 257;
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break;
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}
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return ((err_source << 24) | (n & 0x00ffffff));
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}
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/**
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* assuan_strerror:
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* @err: Error code
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*
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* This function returns a textual representaion of the given
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* errorcode. If this is an unknown value, a string with the value
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* is returned (Beware: it is hold in a static buffer).
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*
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* Return value: String with the error description.
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**/
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const char *
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assuan_strerror (assuan_error_t err)
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{
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const char *s;
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static char buf[50];
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switch (err)
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{
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EOF
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awk '
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/ASSUAN_No_Error/ { okay=1 }
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!okay {next}
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/^#define[ ]+ASSUAN_[A-Za-z_]*/ { print_code($2) }
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/ASSUAN_USER_ERROR_LAST/ { exit 0 }
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function print_code( s )
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{
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printf " case %s: s=\"", s ;
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gsub(/_/, " ", s );
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printf "%s\"; break;\n", tolower(substr(s,8));
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}
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'
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cat <<EOF
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case -1: s = "EOF (-1)"; break;
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default:
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{
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unsigned int source, code, n;
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source = ((err >> 24) & 0xff);
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code = (err & 0x00ffffff);
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if (source)
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{
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/* Assume this is an libgpg-error and try to map the codes
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back. */
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switch (code)
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{
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case 257: n = ASSUAN_General_Error ; break;
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case 258: n = ASSUAN_Accept_Failed ; break;
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case 259: n = ASSUAN_Connect_Failed ; break;
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case 260: n = ASSUAN_Invalid_Response ; break;
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case 261: n = ASSUAN_Invalid_Value ; break;
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case 262: n = ASSUAN_Line_Not_Terminated ; break;
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case 263: n = ASSUAN_Line_Too_Long ; break;
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case 264: n = ASSUAN_Nested_Commands ; break;
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case 265: n = ASSUAN_No_Data_Callback ; break;
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case 266: n = ASSUAN_No_Inquire_Callback ; break;
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case 267: n = ASSUAN_Not_A_Server ; break;
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case 69: n = ASSUAN_Not_Implemented ; break;
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case 280: n = ASSUAN_Parameter_Conflict ; break;
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case 269: n = ASSUAN_Problem_Starting_Server; break;
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case 270: n = ASSUAN_Read_Error ; break;
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case 271: n = ASSUAN_Write_Error ; break;
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case 80: n = ASSUAN_Server_Fault ; break;
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case 276: n = ASSUAN_Syntax_Error ; break;
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case 273: n = ASSUAN_Too_Much_Data ; break;
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case 274: n = ASSUAN_Unexpected_Command ; break;
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case 275: n = ASSUAN_Unknown_Command ; break;
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case 277: n = ASSUAN_Canceled ; break;
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case 114: n = ASSUAN_Not_Confirmed ; break;
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case ((1<<15)|86): n = ASSUAN_Out_Of_Core ; break;
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default: n = 0; break;
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}
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if (n)
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s = assuan_strerror (n);
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else
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{
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sprintf (buf, "ec=%u.%u", source, code );
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s=buf;
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}
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}
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else
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{
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sprintf (buf, "ec=%d", err );
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s=buf;
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}
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}
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break;
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}
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return s;
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}
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EOF
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