Line data Source code
1 : /* t-common.h - Common code for the tests.
2 : * Copyright (C) 2013 g10 Code GmbH
3 : *
4 : * This file is part of libgpg-error.
5 : *
6 : * libgpg-error is free software; you can redistribute it and/or
7 : * modify it under the terms of the GNU Lesser General Public License
8 : * as published by the Free Software Foundation; either version 2.1 of
9 : * the License, or (at your option) any later version.
10 : *
11 : * libgpg-error is distributed in the hope that it will be useful, but
12 : * WITHOUT ANY WARRANTY; without even the implied warranty of
13 : * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 : * Lesser General Public License for more details.
15 : *
16 : * You should have received a copy of the GNU Lesser General Public
17 : * License along with this program; if not, see <http://www.gnu.org/licenses/>.
18 : */
19 :
20 : #include <stdarg.h>
21 :
22 : #include "../src/gcrypt.h"
23 :
24 : #ifndef PGM
25 : # error Macro PGM not defined.
26 : #endif
27 : #ifndef _GCRYPT_CONFIG_H_INCLUDED
28 : # error config.h not included
29 : #endif
30 :
31 : /* A couple of useful macros. */
32 : #ifndef DIM
33 : # define DIM(v) (sizeof(v)/sizeof((v)[0]))
34 : #endif
35 : #define DIMof(type,member) DIM(((type *)0)->member)
36 : #define xmalloc(a) gcry_xmalloc ((a))
37 : #define xcalloc(a,b) gcry_xcalloc ((a),(b))
38 : #define xstrdup(a) gcry_xstrdup ((a))
39 : #define xfree(a) gcry_free ((a))
40 : #define my_isascii(c) (!((c) & 0x80))
41 : #define digitp(p) (*(p) >= '0' && *(p) <= '9')
42 : #define hexdigitp(a) (digitp (a) \
43 : || (*(a) >= 'A' && *(a) <= 'F') \
44 : || (*(a) >= 'a' && *(a) <= 'f'))
45 : #define xtoi_1(p) (*(p) <= '9'? (*(p)- '0'): \
46 : *(p) <= 'F'? (*(p)-'A'+10):(*(p)-'a'+10))
47 : #define xtoi_2(p) ((xtoi_1(p) * 16) + xtoi_1((p)+1))
48 : #define xmalloc(a) gcry_xmalloc ((a))
49 : #define xcalloc(a,b) gcry_xcalloc ((a),(b))
50 : #define xstrdup(a) gcry_xstrdup ((a))
51 : #define xfree(a) gcry_free ((a))
52 : #define pass() do { ; } while (0)
53 :
54 :
55 : /* Standard global variables. */
56 : static const char *wherestr;
57 : static int verbose;
58 : static int debug;
59 : static int error_count;
60 : static int die_on_error;
61 :
62 : /* If we have a decent libgpg-error we can use some gcc attributes. */
63 : #ifdef GPGRT_ATTR_NORETURN
64 : static void die (const char *format, ...)
65 : GPGRT_ATTR_UNUSED GPGRT_ATTR_NR_PRINTF(1,2);
66 : static void fail (const char *format, ...)
67 : GPGRT_ATTR_UNUSED GPGRT_ATTR_PRINTF(1,2);
68 : static void info (const char *format, ...) \
69 : GPGRT_ATTR_UNUSED GPGRT_ATTR_PRINTF(1,2);
70 : #endif /*GPGRT_ATTR_NORETURN*/
71 :
72 :
73 : /* Reporting functions. */
74 : static void
75 6 : die (const char *format, ...)
76 : {
77 : va_list arg_ptr ;
78 :
79 : /* Avoid warning. */
80 : (void) debug;
81 :
82 6 : fflush (stdout);
83 : #ifdef HAVE_FLOCKFILE
84 6 : flockfile (stderr);
85 : #endif
86 6 : fprintf (stderr, "%s: ", PGM);
87 6 : if (wherestr)
88 0 : fprintf (stderr, "%s: ", wherestr);
89 6 : va_start (arg_ptr, format) ;
90 6 : vfprintf (stderr, format, arg_ptr);
91 6 : va_end (arg_ptr);
92 6 : if (*format && format[strlen(format)-1] != '\n')
93 3 : putc ('\n', stderr);
94 : #ifdef HAVE_FLOCKFILE
95 6 : funlockfile (stderr);
96 : #endif
97 6 : exit (1);
98 : }
99 :
100 :
101 : static void
102 0 : fail (const char *format, ...)
103 : {
104 : va_list arg_ptr;
105 :
106 0 : fflush (stdout);
107 : #ifdef HAVE_FLOCKFILE
108 0 : flockfile (stderr);
109 : #endif
110 0 : fprintf (stderr, "%s: ", PGM);
111 0 : if (wherestr)
112 0 : fprintf (stderr, "%s: ", wherestr);
113 0 : va_start (arg_ptr, format);
114 0 : vfprintf (stderr, format, arg_ptr);
115 0 : va_end (arg_ptr);
116 0 : if (*format && format[strlen(format)-1] != '\n')
117 0 : putc ('\n', stderr);
118 : #ifdef HAVE_FLOCKFILE
119 0 : funlockfile (stderr);
120 : #endif
121 0 : if (die_on_error)
122 0 : exit (1);
123 0 : error_count++;
124 0 : if (error_count >= 50)
125 0 : die ("stopped after 50 errors.");
126 0 : }
127 :
128 :
129 : static void
130 29 : info (const char *format, ...)
131 : {
132 : va_list arg_ptr;
133 :
134 29 : if (!verbose)
135 29 : return;
136 : #ifdef HAVE_FLOCKFILE
137 0 : flockfile (stderr);
138 : #endif
139 0 : fprintf (stderr, "%s: ", PGM);
140 0 : if (wherestr)
141 0 : fprintf (stderr, "%s: ", wherestr);
142 0 : va_start (arg_ptr, format);
143 0 : vfprintf (stderr, format, arg_ptr);
144 0 : if (*format && format[strlen(format)-1] != '\n')
145 0 : putc ('\n', stderr);
146 0 : va_end (arg_ptr);
147 : #ifdef HAVE_FLOCKFILE
148 0 : funlockfile (stderr);
149 : #endif
150 : }
151 :
152 :
153 : /* Convenience macro for initializing gcrypt with error checking. */
154 : #define xgcry_control(cmd...) \
155 : do { \
156 : gcry_error_t err__ = gcry_control (cmd); \
157 : if (err__) \
158 : die ("line %d: gcry_control (%s) failed: %s", \
159 : __LINE__, #cmd, gcry_strerror (err__)); \
160 : } while (0)
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