/src/libzip/lib/zip_error.c

Source
/*
  zip_error.c -- zip_error_t helper functions
  Copyright (C) 1999-2024 Dieter Baron and Thomas Klausner

  This file is part of libzip, a library to manipulate ZIP archives.
  The authors can be contacted at <info@libzip.org>

  Redistribution and use in source and binary forms, with or without
  modification, are permitted provided that the following conditions
  are met:
  1. Redistributions of source code must retain the above copyright
     notice, this list of conditions and the following disclaimer.
  2. Redistributions in binary form must reproduce the above copyright
     notice, this list of conditions and the following disclaimer in
     the documentation and/or other materials provided with the
     distribution.
  3. The names of the authors may not be used to endorse or promote
     products derived from this software without specific prior
     written permission.

  THIS SOFTWARE IS PROVIDED BY THE AUTHORS ``AS IS'' AND ANY EXPRESS
  OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
  WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHORS BE LIABLE FOR ANY
  DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE
  GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
  INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER
  IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
  OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN
  IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/

#include <stdlib.h>

#include "zipint.h"


ZIP_EXTERN int zip_error_code_system(const zip_error_t *error) {
    return error->sys_err;
}


ZIP_EXTERN int zip_error_code_zip(const zip_error_t *error) {
    return error->zip_err;
}


ZIP_EXTERN void zip_error_fini(zip_error_t *err) {
    free(err->str);
    err->str = NULL;
}


ZIP_EXTERN void zip_error_init(zip_error_t *err) {
    err->zip_err = ZIP_ER_OK;
    err->sys_err = 0;
    err->str = NULL;
}

ZIP_EXTERN void zip_error_init_with_code(zip_error_t *error, int ze) {
    zip_error_init(error);
    error->zip_err = ze;
    switch (zip_error_system_type(error)) {
    case ZIP_ET_SYS:
    case ZIP_ET_LIBZIP:
        error->sys_err = errno;
        break;

    default:
        error->sys_err = 0;
        break;
    }
}


ZIP_EXTERN int zip_error_system_type(const zip_error_t *error) {
    if (error->zip_err < 0 || error->zip_err >= _zip_err_str_count) {
        return ZIP_ET_NONE;
    }

    return _zip_err_str[error->zip_err].type;
}


void _zip_error_clear(zip_error_t *err) {
    if (err == NULL) {
        return;
    }

    err->zip_err = ZIP_ER_OK;
    err->sys_err = 0;
}


void _zip_error_copy(zip_error_t *dst, const zip_error_t *src) {
    if (dst == NULL) {
        return;
    }

    dst->zip_err = src->zip_err;
    dst->sys_err = src->sys_err;
}


void _zip_error_get(const zip_error_t *err, int *zep, int *sep) {
    if (zep) {
        *zep = err->zip_err;
    }
    if (sep) {
        if (zip_error_system_type(err) != ZIP_ET_NONE) {
            *sep = err->sys_err;
        }
        else {
            *sep = 0;
        }
    }
}


void zip_error_set(zip_error_t *err, int ze, int se) {
    if (err) {
        err->zip_err = ze;
        err->sys_err = se;
    }
}


void zip_error_set_from_source(zip_error_t *err, zip_source_t *src) {
    if (src == NULL) {
        zip_error_set(err, ZIP_ER_INVAL, 0);
        return;
    }

    _zip_error_copy(err, zip_source_error(src));
}


zip_int64_t zip_error_to_data(const zip_error_t *error, void *data, zip_uint64_t length) {
    int *e = (int *)data;

    if (length < sizeof(int) * 2) {
        return -1;
    }

    e[0] = zip_error_code_zip(error);
    e[1] = zip_error_code_system(error);
    return sizeof(int) * 2;
}

Line	Count	Source
1		/*
2		zip_error.c -- zip_error_t helper functions
3		Copyright (C) 1999-2024 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 <info@libzip.org>
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		#include <stdlib.h>
35
36		#include "zipint.h"
37
38
39	8.85k	ZIP_EXTERN int zip_error_code_system(const zip_error_t *error) {
40	8.85k	return error->sys_err;
41	8.85k	}
42
43
44	17.3k	ZIP_EXTERN int zip_error_code_zip(const zip_error_t *error) {
45	17.3k	return error->zip_err;
46	17.3k	}
47
48
49	6.30k	ZIP_EXTERN void zip_error_fini(zip_error_t *err) {
50	6.30k	free(err->str);
51	6.30k	err->str = NULL;
52	6.30k	}
53
54
55	18.1k	ZIP_EXTERN void zip_error_init(zip_error_t *err) {
56	18.1k	err->zip_err = ZIP_ER_OK;
57	18.1k	err->sys_err = 0;
58	18.1k	err->str = NULL;
59	18.1k	}
60
61	0	ZIP_EXTERN void zip_error_init_with_code(zip_error_t *error, int ze) {
62	0	zip_error_init(error);
63	0	error->zip_err = ze;
64	0	switch (zip_error_system_type(error)) {
65	0	case ZIP_ET_SYS:
66	0	case ZIP_ET_LIBZIP:
67	0	error->sys_err = errno;
68	0	break;
69
70	0	default:
71	0	error->sys_err = 0;
72	0	break;
73	0	}
74	0	}
75
76
77	1.38k	ZIP_EXTERN int zip_error_system_type(const zip_error_t *error) {
78	1.38k	if (error->zip_err < 0 \|\| error->zip_err >= _zip_err_str_count) {
79	0	return ZIP_ET_NONE;
80	0	}
81
82	1.38k	return _zip_err_str[error->zip_err].type;
83	1.38k	}
84
85
86	8.06k	void _zip_error_clear(zip_error_t *err) {
87	8.06k	if (err == NULL) {
88	0	return;
89	0	}
90
91	8.06k	err->zip_err = ZIP_ER_OK;
92	8.06k	err->sys_err = 0;
93	8.06k	}
94
95
96	2.59k	void _zip_error_copy(zip_error_t dst, const zip_error_t src) {
97	2.59k	if (dst == NULL) {
98	0	return;
99	0	}
100
101	2.59k	dst->zip_err = src->zip_err;
102	2.59k	dst->sys_err = src->sys_err;
103	2.59k	}
104
105
106	0	void _zip_error_get(const zip_error_t err, int zep, int *sep) {
107	0	if (zep) {
108	0	*zep = err->zip_err;
109	0	}
110	0	if (sep) {
111	0	if (zip_error_system_type(err) != ZIP_ET_NONE) {
112	0	*sep = err->sys_err;
113	0	}
114	0	else {
115	0	*sep = 0;
116	0	}
117	0	}
118	0	}
119
120
121	32.5k	void zip_error_set(zip_error_t *err, int ze, int se) {
122	32.5k	if (err) {
123	16.5k	err->zip_err = ze;
124	16.5k	err->sys_err = se;
125	16.5k	}
126	32.5k	}
127
128
129	1.93k	void zip_error_set_from_source(zip_error_t err, zip_source_t src) {
130	1.93k	if (src == NULL) {
131	0	zip_error_set(err, ZIP_ER_INVAL, 0);
132	0	return;
133	0	}
134
135	1.93k	_zip_error_copy(err, zip_source_error(src));
136	1.93k	}
137
138
139	8.61k	zip_int64_t zip_error_to_data(const zip_error_t error, void data, zip_uint64_t length) {
140	8.61k	int e = (int )data;
141
142	8.61k	if (length < sizeof(int) * 2) {
143	0	return -1;
144	0	}
145
146	8.61k	e[0] = zip_error_code_zip(error);
147	8.61k	e[1] = zip_error_code_system(error);
148	8.61k	return sizeof(int) * 2;
149	8.61k	}

Coverage Report

Created: 2026-07-30 07:17