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Side by Side Diff: openssl/apps/vms_decc_init.c

Issue 9254031: Upgrade chrome's OpenSSL to same version Android ships with. (Closed) Base URL: http://src.chromium.org/svn/trunk/deps/third_party/openssl/
Patch Set: '' Created 8 years, 11 months ago
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1 #if defined( __VMS) && !defined( OPENSSL_NO_DECC_INIT) && \
2 defined( __DECC) && !defined( __VAX) && (__CRTL_VER >= 70301000)
3 # define USE_DECC_INIT 1
4 #endif
5
6 #ifdef USE_DECC_INIT
7
8 /*
9 * 2010-04-26 SMS.
10 *
11 *----------------------------------------------------------------------
12 *
13 * decc_init()
14 *
15 * On non-VAX systems, uses LIB$INITIALIZE to set a collection of C
16 * RTL features without using the DECC$* logical name method.
17 *
18 *----------------------------------------------------------------------
19 */
20
21 #include <stdio.h>
22 #include <stdlib.h>
23 #include <unixlib.h>
24
25
26 /* Global storage. */
27
28 /* Flag to sense if decc_init() was called. */
29
30 int decc_init_done = -1;
31
32
33 /* Structure to hold a DECC$* feature name and its desired value. */
34
35 typedef struct
36 {
37 char *name;
38 int value;
39 } decc_feat_t;
40
41
42 /* Array of DECC$* feature names and their desired values.
43 * Note: DECC$ARGV_PARSE_STYLE is the urgent one.
44 */
45
46 decc_feat_t decc_feat_array[] =
47 {
48 /* Preserve command-line case with SET PROCESS/PARSE_STYLE=EXTENDED */
49 { "DECC$ARGV_PARSE_STYLE", 1 },
50
51 /* Preserve case for file names on ODS5 disks. */
52 { "DECC$EFS_CASE_PRESERVE", 1 },
53
54 /* Enable multiple dots (and most characters) in ODS5 file names,
55 * while preserving VMS-ness of ";version".
56 */
57 { "DECC$EFS_CHARSET", 1 },
58
59 /* List terminator. */
60 { (char *)NULL, 0 }
61 };
62
63
64 /* LIB$INITIALIZE initialization function. */
65
66 static void decc_init( void)
67 {
68 char *openssl_debug_decc_init;
69 int verbose = 0;
70 int feat_index;
71 int feat_value;
72 int feat_value_max;
73 int feat_value_min;
74 int i;
75 int sts;
76
77 /* Get debug option. */
78 openssl_debug_decc_init = getenv( "OPENSSL_DEBUG_DECC_INIT");
79 if (openssl_debug_decc_init != NULL)
80 {
81 verbose = strtol( openssl_debug_decc_init, NULL, 10);
82 if (verbose <= 0)
83 {
84 verbose = 1;
85 }
86 }
87
88 /* Set the global flag to indicate that LIB$INITIALIZE worked. */
89 decc_init_done = 1;
90
91 /* Loop through all items in the decc_feat_array[]. */
92
93 for (i = 0; decc_feat_array[ i].name != NULL; i++)
94 {
95 /* Get the feature index. */
96 feat_index = decc$feature_get_index( decc_feat_array[ i].name);
97 if (feat_index >= 0)
98 {
99 /* Valid item. Collect its properties. */
100 feat_value = decc$feature_get_value( feat_index, 1);
101 feat_value_min = decc$feature_get_value( feat_index, 2);
102 feat_value_max = decc$feature_get_value( feat_index, 3);
103
104 /* Check the validity of our desired value. */
105 if ((decc_feat_array[ i].value >= feat_value_min) &&
106 (decc_feat_array[ i].value <= feat_value_max))
107 {
108 /* Valid value. Set it if necessary. */
109 if (feat_value != decc_feat_array[ i].value)
110 {
111 sts = decc$feature_set_value( feat_index,
112 1,
113 decc_feat_array[ i].value);
114
115 if (verbose > 1)
116 {
117 fprintf( stderr, " %s = %d, sts = %d.\n",
118 decc_feat_array[ i].name,
119 decc_feat_array[ i].value,
120 sts);
121 }
122 }
123 }
124 else
125 {
126 /* Invalid DECC feature value. */
127 fprintf( stderr,
128 " INVALID DECC$FEATURE VALUE, %d: %d <= %s <= %d.\n",
129 feat_value,
130 feat_value_min, decc_feat_array[ i].name, feat_value_max);
131 }
132 }
133 else
134 {
135 /* Invalid DECC feature name. */
136 fprintf( stderr,
137 " UNKNOWN DECC$FEATURE: %s.\n", decc_feat_array[ i].name);
138 }
139 }
140
141 if (verbose > 0)
142 {
143 fprintf( stderr, " DECC_INIT complete.\n");
144 }
145 }
146
147 /* Get "decc_init()" into a valid, loaded LIB$INITIALIZE PSECT. */
148
149 #pragma nostandard
150
151 /* Establish the LIB$INITIALIZE PSECTs, with proper alignment and
152 * other attributes. Note that "nopic" is significant only on VAX.
153 */
154 #pragma extern_model save
155
156 #if __INITIAL_POINTER_SIZE == 64
157 # define PSECT_ALIGN 3
158 #else
159 # define PSECT_ALIGN 2
160 #endif
161
162 #pragma extern_model strict_refdef "LIB$INITIALIZ" PSECT_ALIGN, nopic, nowrt
163 const int spare[ 8] = { 0 };
164
165 #pragma extern_model strict_refdef "LIB$INITIALIZE" PSECT_ALIGN, nopic, nowrt
166 void (*const x_decc_init)() = decc_init;
167
168 #pragma extern_model restore
169
170 /* Fake reference to ensure loading the LIB$INITIALIZE PSECT. */
171
172 #pragma extern_model save
173
174 int LIB$INITIALIZE( void);
175
176 #pragma extern_model strict_refdef
177 int dmy_lib$initialize = (int) LIB$INITIALIZE;
178
179 #pragma extern_model restore
180
181 #pragma standard
182
183 #else /* def USE_DECC_INIT */
184
185 /* Dummy code to avoid a %CC-W-EMPTYFILE complaint. */
186 int decc_init_dummy( void);
187
188 #endif /* def USE_DECC_INIT */
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