Diffstat (limited to 'pwmanager/libcrypt/crypt/misc.c') (more/less context) (ignore whitespace changes)
| -rw-r--r-- | pwmanager/libcrypt/crypt/misc.c | 241 |
1 files changed, 241 insertions, 0 deletions
diff --git a/pwmanager/libcrypt/crypt/misc.c b/pwmanager/libcrypt/crypt/misc.c new file mode 100644 index 0000000..6b630e6 --- a/dev/null +++ b/pwmanager/libcrypt/crypt/misc.c @@ -0,0 +1,241 @@ +/* misc.c + * Copyright (C) 1999, 2001, 2002, 2003 Free Software Foundation, Inc. + * + * This file is part of Libgcrypt. + * + * Libgcrypt is free software; you can redistribute it and/or modify + * it under the terms of the GNU Lesser general Public License as + * published by the Free Software Foundation; either version 2.1 of + * the License, or (at your option) any later version. + * + * Libgcrypt is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA + */ + +#include <config.h> +#include <stdio.h> +#include <stdlib.h> +#include <string.h> +#include <stdarg.h> +#include <assert.h> +#include <unistd.h> + +#include "g10lib.h" + +static int verbosity_level = 0; + +static void (*fatal_error_handler)(void*,int, const char*) = NULL; +static void *fatal_error_handler_value = 0; +static void (*log_handler)(void*,int, const char*, va_list) = NULL; +static void *log_handler_value = 0; + +static const char *(*user_gettext_handler)( const char * ) = NULL; + +void +gcry_set_gettext_handler( const char *(*f)(const char*) ) +{ + user_gettext_handler = f; +} + + +const char * +_gcry_gettext( const char *key ) +{ + if( user_gettext_handler ) + return user_gettext_handler( key ); + /* FIXME: switch the domain to gnupg and restore later */ + return key; +} + +void +gcry_set_fatalerror_handler( void (*fnc)(void*,int, const char*), void *value) +{ + fatal_error_handler_value = value; + fatal_error_handler = fnc; +} + +static void +write2stderr( const char *s ) +{ + write( 2, s, strlen(s) ); +} + +/* + * This function is called for fatal errors. A caller might want to + * set his own handler because this function simply calls abort(). + */ +void +_gcry_fatal_error (int rc, const char *text) +{ + if ( !text ) /* get a default text */ + text = gpg_strerror (rc); + + if (fatal_error_handler) + fatal_error_handler (fatal_error_handler_value, rc, text); + + write2stderr("\nFatal error: "); + write2stderr(text); + write2stderr("\n"); + abort (); +} + +void +gcry_set_log_handler( void (*f)(void*,int, const char*, va_list ), + void *opaque ) +{ + log_handler = f; + log_handler_value = opaque; +} + +void +_gcry_set_log_verbosity( int level ) +{ + verbosity_level = level; +} + +int +_gcry_log_verbosity( int level ) +{ + return verbosity_level >= level; +} + +/**************** + * This is our log function which prints all log messages to stderr or + * using the function defined with gcry_set_log_handler(). + */ +static void +_gcry_logv( int level, const char *fmt, va_list arg_ptr ) +{ + if( log_handler ) + log_handler( log_handler_value, level, fmt, arg_ptr ); + else { + switch ( level ) { + case GCRY_LOG_CONT: break; + case GCRY_LOG_INFO: break; + case GCRY_LOG_WARN: break; + case GCRY_LOG_ERROR: break; + case GCRY_LOG_FATAL: fputs("Fatal: ",stderr ); break; + case GCRY_LOG_BUG: fputs("Ohhhh jeeee: ", stderr); break; + case GCRY_LOG_DEBUG: fputs("DBG: ", stderr ); break; + default: fprintf(stderr,"[Unknown log level %d]: ", level ); break; + } + vfprintf(stderr,fmt,arg_ptr) ; + } + + if( level == GCRY_LOG_FATAL ) + exit(2); + else if( level == GCRY_LOG_BUG ) + abort(); +} + +void +_gcry_log( int level, const char *fmt, ... ) +{ + va_list arg_ptr ; + + va_start( arg_ptr, fmt ) ; + _gcry_logv( level, fmt, arg_ptr ); + va_end(arg_ptr); +} + + +#if __GNUC__ > 2 || (__GNUC__ == 2 && __GNUC_MINOR__ >= 5 ) +void +_gcry_bug( const char *file, int line, const char *func ) +{ + _gcry_log( GCRY_LOG_BUG, + ("... this is a bug (%s:%d:%s)\n"), file, line, func ); + abort(); /* never called, but it makes the compiler happy */ +} +#else +void +_gcry_bug( const char *file, int line ) +{ + _gcry_log( GCRY_LOG_BUG, + _("you found a bug ... (%s:%d)\n"), file, line); + abort(); /* never called, but it makes the compiler happy */ +} +#endif + +void +_gcry_log_info( const char *fmt, ... ) +{ + va_list arg_ptr ; + + va_start( arg_ptr, fmt ) ; + _gcry_logv( GCRY_LOG_INFO, fmt, arg_ptr ); + va_end(arg_ptr); +} + +void +_gcry_log_error( const char *fmt, ... ) +{ + va_list arg_ptr ; + + va_start( arg_ptr, fmt ) ; + _gcry_logv( GCRY_LOG_ERROR, fmt, arg_ptr ); + va_end(arg_ptr); +} + + +void +_gcry_log_fatal( const char *fmt, ... ) +{ + va_list arg_ptr ; + + va_start( arg_ptr, fmt ) ; + _gcry_logv( GCRY_LOG_FATAL, fmt, arg_ptr ); + va_end(arg_ptr); + abort(); /* never called, but it makes the compiler happy */ +} + +void +_gcry_log_bug( const char *fmt, ... ) +{ + va_list arg_ptr ; + + va_start( arg_ptr, fmt ) ; + _gcry_logv( GCRY_LOG_BUG, fmt, arg_ptr ); + va_end(arg_ptr); + abort(); /* never called, but it makes the compiler happy */ +} + +void +_gcry_log_debug( const char *fmt, ... ) +{ + va_list arg_ptr ; + + va_start( arg_ptr, fmt ) ; + _gcry_logv( GCRY_LOG_DEBUG, fmt, arg_ptr ); + va_end(arg_ptr); +} + +void +_gcry_log_printf (const char *fmt, ...) +{ + va_list arg_ptr; + + if (fmt) + { + va_start( arg_ptr, fmt ) ; + _gcry_logv (GCRY_LOG_CONT, fmt, arg_ptr); + va_end(arg_ptr); + } +} + +void +_gcry_burn_stack (int bytes) +{ + char buf[64]; + + wipememory (buf, sizeof buf); + bytes -= sizeof buf; + if (bytes > 0) + _gcry_burn_stack (bytes); +} |