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Annotation of embedaddon/php/ext/zip/lib/zip_error_strerror.c, revision 1.1.1.1

1.1       misho       1: /*
                      2:   zip_error_sterror.c -- get string representation of struct zip_error
                      3:   Copyright (C) 1999-2007 Dieter Baron and Thomas Klausner
                      4: 
                      5:   This file is part of libzip, a library to manipulate ZIP archives.
                      6:   The authors can be contacted at <libzip@nih.at>
                      7: 
                      8:   Redistribution and use in source and binary forms, with or without
                      9:   modification, are permitted provided that the following conditions
                     10:   are met:
                     11:   1. Redistributions of source code must retain the above copyright
                     12:      notice, this list of conditions and the following disclaimer.
                     13:   2. Redistributions in binary form must reproduce the above copyright
                     14:      notice, this list of conditions and the following disclaimer in
                     15:      the documentation and/or other materials provided with the
                     16:      distribution.
                     17:   3. The names of the authors may not be used to endorse or promote
                     18:      products derived from this software without specific prior
                     19:      written permission.
                     20:  
                     21:   THIS SOFTWARE IS PROVIDED BY THE AUTHORS ``AS IS'' AND ANY EXPRESS
                     22:   OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
                     23:   WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
                     24:   ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHORS BE LIABLE FOR ANY
                     25:   DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
                     26:   DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE
                     27:   GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
                     28:   INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER
                     29:   IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
                     30:   OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN
                     31:   IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
                     32: */
                     33: 
                     34: 
                     35: 
                     36: #include <errno.h>
                     37: #include <stdio.h>
                     38: #include <stdlib.h>
                     39: #include <string.h>
                     40: 
                     41: #include "zipint.h"
                     42: 
                     43: 
                     44: 
                     45: const char *
                     46: _zip_error_strerror(struct zip_error *err)
                     47: {
                     48:     const char *zs, *ss;
                     49:     char buf[128], *s;
                     50: 
                     51:     _zip_error_fini(err);
                     52: 
                     53:     if (err->zip_err < 0 || err->zip_err >= _zip_nerr_str) {
                     54:        sprintf(buf, "Unknown error %d", err->zip_err);
                     55:        zs = NULL;
                     56:        ss = buf;
                     57:     }
                     58:     else {
                     59:        zs = _zip_err_str[err->zip_err];
                     60:        
                     61:        switch (_zip_err_type[err->zip_err]) {
                     62:        case ZIP_ET_SYS:
                     63:            ss = strerror(err->sys_err);
                     64:            break;
                     65: 
                     66:        case ZIP_ET_ZLIB:
                     67:            ss = zError(err->sys_err);
                     68:            break;
                     69: 
                     70:        default:
                     71:            ss = NULL;
                     72:        }
                     73:     }
                     74: 
                     75:     if (ss == NULL)
                     76:        return zs;
                     77:     else {
                     78:        if ((s=(char *)malloc(strlen(ss)
                     79:                              + (zs ? strlen(zs)+2 : 0) + 1)) == NULL)
                     80:            return _zip_err_str[ZIP_ER_MEMORY];
                     81:        
                     82:        sprintf(s, "%s%s%s",
                     83:                (zs ? zs : ""),
                     84:                (zs ? ": " : ""),
                     85:                ss);
                     86:        err->str = s;
                     87: 
                     88:        return s;
                     89:     }
                     90: }