about summary refs log tree commit diff
path: root/elf/tst-auditmod1.c
blob: 108b08a22f4446699e3e571844fcff4010f56221 (plain) (blame)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
#include <dlfcn.h>
#include <stdint.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <unistd.h>
#include <gnu/lib-names.h>


unsigned int
la_version (unsigned int v)
{
  setlinebuf (stdout);

  printf ("version: %u\n", v);

  char buf[20];
  sprintf (buf, "%u", v);

  return v;
}

void
la_activity (uintptr_t *cookie, unsigned int flag)
{
  if (flag == LA_ACT_CONSISTENT)
    printf ("activity: consistent\n");
  else if (flag == LA_ACT_ADD)
    printf ("activity: add\n");
  else if (flag == LA_ACT_DELETE)
    printf ("activity: delete\n");
  else
    printf ("activity: unknown activity %u\n", flag);
}

char *
la_objsearch (const char *name, uintptr_t *cookie, unsigned int flag)
{
  char buf[100];
  const char *flagstr;
  if (flag == LA_SER_ORIG)
    flagstr = "LA_SET_ORIG";
  else if (flag == LA_SER_LIBPATH)
    flagstr = "LA_SER_LIBPATH";
  else if (flag == LA_SER_RUNPATH)
    flagstr = "LA_SER_RUNPATH";
  else if (flag == LA_SER_CONFIG)
    flagstr = "LA_SER_CONFIG";
  else if (flag == LA_SER_DEFAULT)
    flagstr = "LA_SER_DEFAULT";
  else if (flag == LA_SER_SECURE)
    flagstr = "LA_SER_SECURE";
  else
    {
       sprintf (buf, "unknown flag %d", flag);
       flagstr = buf;
    }
  printf ("objsearch: %s, %s\n", name, flagstr);

  return (char *) name;
}

unsigned int
la_objopen (struct link_map *l, Lmid_t lmid, uintptr_t *cookie)
{
  printf ("objopen: %ld, %s\n", lmid, l->l_name);

  return 3;
}

void
la_preinit (uintptr_t *cookie)
{
  printf ("preinit\n");
}

unsigned int
la_objclose  (uintptr_t *cookie)
{
  printf ("objclose\n");
  return 0;
}

uintptr_t
la_symbind32 (Elf32_Sym *sym, unsigned int ndx, uintptr_t *refcook,
	      uintptr_t *defcook, unsigned int *flags, const char *symname)
{
  printf ("symbind32: symname=%s, st_value=%#lx, ndx=%u, flags=%u\n",
	  symname, (long int) sym->st_value, ndx, *flags);

  return sym->st_value;
}

uintptr_t
la_symbind64 (Elf64_Sym *sym, unsigned int ndx, uintptr_t *refcook,
	      uintptr_t *defcook, unsigned int *flags, const char *symname)
{
  printf ("symbind64: symname=%s, st_value=%#lx, ndx=%u, flags=%u\n",
	  symname, (long int) sym->st_value, ndx, *flags);

  return sym->st_value;
}

#ifdef __i386__
Elf32_Addr
la_i86_gnu_pltenter (Elf32_Sym *sym, unsigned int ndx, uintptr_t *refcook,
		     uintptr_t *defcook, La_i86_regs *regs,
		     unsigned int *flags, const char *symname,
		     long int *framesizep)
{
  printf ("i86_pltenter: symname=%s, st_value=%#lx, ndx=%u, flags=%u\n",
	  symname, (long int) sym->st_value, ndx, *flags);

  return sym->st_value;
}

unsigned int
la_i86_gnu_pltexit (Elf32_Sym *sym, unsigned int ndx, uintptr_t *refcook,
		    uintptr_t *defcook, const La_i86_regs *inregs,
		    La_i86_retval *outregs, const char *symname)
{
  printf ("i86_pltexit: symname=%s, st_value=%#lx, ndx=%u, retval=%tu\n",
	  symname, (long int) sym->st_value, ndx, outregs->lrv_eax);

  return 0;
}
#endif


#ifdef __x86_64__
uintptr_t
la_x86_64_gnu_pltenter (Elf64_Sym *sym, unsigned int ndx, uintptr_t *refcook,
			uintptr_t *defcook, La_x86_64_regs *regs,
			unsigned int *flags, const char *symname,
			long int *framesizep)
{
  printf ("x86_64_pltenter: symname=%s, st_value=%#lx, ndx=%u, flags=%u\n",
	  symname, (long int) sym->st_value, ndx, *flags);

  return sym->st_value;
}

unsigned int
la_x86_64_gnu_pltexit (Elf64_Sym *sym, unsigned int ndx, uintptr_t *refcook,
		       uintptr_t *defcook, const La_x86_64_regs *inregs,
		       La_x86_64_retval *outregs, const char *symname)
{
  printf ("x86_64_pltexit: symname=%s, st_value=%#lx, ndx=%u, retval=%tu\n",
	  symname, (long int) sym->st_value, ndx, outregs->lrv_rax);

  return 0;
}
#endif