Warning: That file was not part of the compilation database. It may have many parsing errors.

1#include <dlfcn.h>
2#include <link.h>
3#include <stdio.h>
4#include <stdlib.h>
5#include <string.h>
6#include <gnu/lib-names.h>
7
8static int
9do_test (void)
10{
11 void *handle = dlopen ("modstatic2-nonexistent.so", RTLD_LAZY);
12 if (handle == NULL)
13 printf ("nonexistent: %s\n", dlerror ());
14 else
15 exit (1);
16
17 handle = dlopen ("modstatic2.so", RTLD_LAZY);
18 if (handle == NULL)
19 {
20 printf ("%s\n", dlerror ());
21 exit (1);
22 }
23
24 int (*test) (FILE *, int);
25 test = dlsym (handle, "test");
26 if (test == NULL)
27 {
28 printf ("%s\n", dlerror ());
29 exit (1);
30 }
31
32 Dl_info info;
33 int res = dladdr (test, &info);
34 if (res == 0)
35 {
36 puts ("dladdr returned 0");
37 exit (1);
38 }
39 else
40 {
41 if (strstr (info.dli_fname, "modstatic2.so") == NULL
42 || strcmp (info.dli_sname, "test") != 0)
43 {
44 printf ("fname %s sname %s\n", info.dli_fname, info.dli_sname);
45 exit (1);
46 }
47 if (info.dli_saddr != (void *) test)
48 {
49 printf ("saddr %p != test %p\n", info.dli_saddr, test);
50 exit (1);
51 }
52 }
53
54 ElfW(Sym) *sym;
55 void *symp;
56 res = dladdr1 (test, &info, &symp, RTLD_DL_SYMENT);
57 if (res == 0)
58 {
59 puts ("dladdr1 returned 0");
60 exit (1);
61 }
62 else
63 {
64 if (strstr (info.dli_fname, "modstatic2.so") == NULL
65 || strcmp (info.dli_sname, "test") != 0)
66 {
67 printf ("fname %s sname %s\n", info.dli_fname, info.dli_sname);
68 exit (1);
69 }
70 if (info.dli_saddr != (void *) test)
71 {
72 printf ("saddr %p != test %p\n", info.dli_saddr, test);
73 exit (1);
74 }
75 sym = symp;
76 if (sym == NULL)
77 {
78 puts ("sym == NULL\n");
79 exit (1);
80 }
81 if (ELF32_ST_BIND (sym->st_info) != STB_GLOBAL
82 || ELF32_ST_VISIBILITY (sym->st_other) != STV_DEFAULT)
83 {
84 printf ("bind %d visibility %d\n",
85 (int) ELF32_ST_BIND (sym->st_info),
86 (int) ELF32_ST_VISIBILITY (sym->st_other));
87 exit (1);
88 }
89 }
90
91 Lmid_t lmid;
92 res = dlinfo (handle, RTLD_DI_LMID, &lmid);
93 if (res != 0)
94 {
95 printf ("dlinfo returned %d %s\n", res, dlerror ());
96 exit (1);
97 }
98 else if (lmid != LM_ID_BASE)
99 {
100 printf ("lmid %d != %d\n", (int) lmid, (int) LM_ID_BASE);
101 exit (1);
102 }
103
104 res = test (stdout, 2);
105 if (res != 4)
106 {
107 printf ("Got %i, expected 4\n", res);
108 exit (1);
109 }
110
111 void *handle2 = dlopen (LIBDL_SO, RTLD_LAZY);
112 if (handle2 == NULL)
113 {
114 printf ("libdl.so: %s\n", dlerror ());
115 exit (1);
116 }
117
118 if (dlvsym (handle2, "_dlfcn_hook", "GLIBC_PRIVATE") == NULL)
119 {
120 printf ("dlvsym: %s\n", dlerror ());
121 exit (1);
122 }
123
124 void *(*dlsymfn) (void *, const char *);
125 dlsymfn = dlsym (handle2, "dlsym");
126 if (dlsymfn == NULL)
127 {
128 printf ("dlsym \"dlsym\": %s\n", dlerror ());
129 exit (1);
130 }
131 void *test2 = dlsymfn (handle, "test");
132 if (test2 == NULL)
133 {
134 printf ("%s\n", dlerror ());
135 exit (1);
136 }
137 else if (test2 != (void *) test)
138 {
139 printf ("test %p != test2 %p\n", test, test2);
140 exit (1);
141 }
142
143 dlclose (handle2);
144 dlclose (handle);
145
146 handle = dlmopen (LM_ID_BASE, "modstatic2.so", RTLD_LAZY);
147 if (handle == NULL)
148 {
149 printf ("%s\n", dlerror ());
150 exit (1);
151 }
152 dlclose (handle);
153
154 handle = dlmopen (LM_ID_NEWLM, "modstatic2.so", RTLD_LAZY);
155 if (handle == NULL)
156 printf ("LM_ID_NEWLM: %s\n", dlerror ());
157 else
158 {
159 puts ("LM_ID_NEWLM unexpectedly succeeded");
160 exit (1);
161 }
162
163 return 0;
164}
165
166#define TEST_FUNCTION do_test ()
167#include "../test-skeleton.c"
168

Warning: That file was not part of the compilation database. It may have many parsing errors.