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Commit | Line | Data |
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8a60c930 NA |
1 | /* Make sure you can add to ctf_open()ed CTF dicts, and that you |
2 | cannot make changes to existing types. */ | |
3 | ||
4 | #include <ctf-api.h> | |
5 | #include <stdio.h> | |
6 | #include <stdlib.h> | |
7 | ||
8 | int | |
9 | main (int argc, char *argv[]) | |
10 | { | |
11 | ctf_dict_t *fp; | |
12 | ctf_archive_t *ctf; | |
13 | ctf_id_t type, ptrtype; | |
14 | ctf_arinfo_t ar = {0, 0, 0}; | |
15 | ctf_encoding_t en = { CTF_INT_SIGNED, 0, sizeof (int) }; | |
16 | unsigned char *ctf_written; | |
17 | size_t size; | |
18 | int err; | |
19 | ||
20 | if (argc != 2) | |
21 | { | |
22 | fprintf (stderr, "Syntax: %s PROGRAM\n", argv[0]); | |
23 | exit(1); | |
24 | } | |
25 | ||
26 | if ((ctf = ctf_open (argv[1], NULL, &err)) == NULL) | |
27 | goto open_err; | |
28 | if ((fp = ctf_dict_open (ctf, NULL, &err)) == NULL) | |
29 | goto open_err; | |
30 | ||
31 | /* Check that various modifications to already-written types | |
32 | are prohibited. */ | |
33 | ||
34 | if (ctf_add_integer (fp, CTF_ADD_ROOT, "int", &en) == 0) | |
35 | fprintf (stderr, "allowed to add integer existing in readonly portion\n"); | |
36 | ||
37 | if (ctf_errno (fp) != ECTF_RDONLY) | |
38 | fprintf (stderr, "unexpected error %s attempting to add integer in readonly portion\n", ctf_errmsg (ctf_errno (fp))); | |
39 | ||
40 | if (ctf_add_typedef (fp, CTF_ADD_ROOT, "a_typedef", 0) == 0) | |
41 | fprintf (stderr, "allowed to add typedef existing in readonly portion\n"); | |
42 | ||
43 | if (ctf_errno (fp) != ECTF_RDONLY) | |
44 | fprintf (stderr, "unexpected error %s attempting to add typedef in readonly portion\n", ctf_errmsg (ctf_errno (fp))); | |
45 | ||
46 | if (ctf_add_struct (fp, CTF_ADD_ROOT, "a_struct") == 0) | |
47 | fprintf (stderr, "allowed to add struct existing in readonly portion\n"); | |
48 | ||
49 | if (ctf_errno (fp) != ECTF_RDONLY) | |
50 | fprintf (stderr, "unexpected error %s attempting to add struct in readonly portion\n", ctf_errmsg (ctf_errno (fp))); | |
51 | ||
52 | if (ctf_add_union (fp, CTF_ADD_ROOT, "a_union") == 0) | |
53 | fprintf (stderr, "allowed to add union existing in readonly portion\n"); | |
54 | ||
55 | if (ctf_errno (fp) != ECTF_RDONLY) | |
56 | fprintf (stderr, "unexpected error %s attempting to add union in readonly portion\n", ctf_errmsg (ctf_errno (fp))); | |
57 | ||
58 | if (ctf_add_enum (fp, CTF_ADD_ROOT, "an_enum") == 0) | |
59 | fprintf (stderr, "allowed to add enum existing in readonly portion\n"); | |
60 | ||
61 | if (ctf_errno (fp) != ECTF_RDONLY) | |
62 | fprintf (stderr, "unexpected error %s attempting to add enum in readonly portion\n", ctf_errmsg (ctf_errno (fp))); | |
63 | ||
64 | if (ctf_add_struct (fp, CTF_ADD_ROOT, "struct_forward") == 0) | |
65 | fprintf (stderr, "allowed to promote struct forward existing in readonly portion\n"); | |
66 | ||
67 | if (ctf_errno (fp) != ECTF_RDONLY) | |
68 | fprintf (stderr, "unexpected error %s attempting to promote struct forward in readonly portion\n", ctf_errmsg (ctf_errno (fp))); | |
69 | ||
70 | if (ctf_add_union (fp, CTF_ADD_ROOT, "union_forward") == 0) | |
71 | fprintf (stderr, "allowed to promote union forward existing in readonly portion\n"); | |
72 | ||
73 | if (ctf_errno (fp) != ECTF_RDONLY) | |
74 | fprintf (stderr, "unexpected error %s attempting to promote union forward in readonly portion\n", ctf_errmsg (ctf_errno (fp))); | |
75 | ||
76 | if (ctf_add_enum (fp, CTF_ADD_ROOT, "enum_forward") == 0) | |
77 | fprintf (stderr, "allowed to promote enum forward existing in readonly portion\n"); | |
78 | ||
79 | if (ctf_errno (fp) != ECTF_RDONLY) | |
80 | fprintf (stderr, "unexpected error %s attempting to promote enum forward in readonly portion\n", ctf_errmsg (ctf_errno (fp))); | |
81 | ||
82 | if ((type = ctf_lookup_by_name (fp, "struct a_struct")) == CTF_ERR) | |
83 | fprintf (stderr, "Lookup of struct a_struct failed: %s\n", ctf_errmsg (ctf_errno (fp))); | |
84 | ||
85 | if (ctf_add_member (fp, type, "wombat", 0) == 0) | |
86 | fprintf (stderr, "allowed to add member to struct existing in readonly portion\n"); | |
87 | ||
88 | if (ctf_errno (fp) != ECTF_RDONLY) | |
89 | fprintf (stderr, "unexpected error %s attempting to add member to struct in readonly portion\n", ctf_errmsg (ctf_errno (fp))); | |
90 | ||
91 | if ((type = ctf_lookup_by_name (fp, "union a_union")) == CTF_ERR) | |
92 | fprintf (stderr, "Lookup of union a_union failed: %s\n", ctf_errmsg (ctf_errno (fp))); | |
93 | ||
94 | if (ctf_add_member (fp, type, "wombat", 0) == 0) | |
95 | fprintf (stderr, "allowed to add member to union existing in readonly portion\n"); | |
96 | ||
97 | if (ctf_errno (fp) != ECTF_RDONLY) | |
98 | fprintf (stderr, "unexpected error %s attempting to add member to union in readonly portion\n", ctf_errmsg (ctf_errno (fp))); | |
99 | ||
100 | if ((type = ctf_lookup_by_name (fp, "enum an_enum")) == CTF_ERR) | |
101 | fprintf (stderr, "Lookup of enum an_enum failed: %s\n", ctf_errmsg (ctf_errno (fp))); | |
102 | ||
103 | if (ctf_add_enumerator (fp, type, "wombat", 0) == 0) | |
104 | fprintf (stderr, "allowed to add enumerator to enum existing in readonly portion\n"); | |
105 | ||
106 | if (ctf_errno (fp) != ECTF_RDONLY) | |
107 | fprintf (stderr, "unexpected error %s attempting to add enumerator to enum in readonly portion\n", ctf_errmsg (ctf_errno (fp))); | |
108 | ||
109 | if ((type = ctf_lookup_by_name (fp, "an_array")) == CTF_ERR) | |
110 | fprintf (stderr, "Lookup of an_array failed: %s\n", ctf_errmsg (ctf_errno (fp))); | |
111 | ||
112 | if ((type = ctf_type_reference (fp, type)) == CTF_ERR) | |
113 | fprintf (stderr, "Lookup of type reffed by an_array failed: %s\n", ctf_errmsg (ctf_errno (fp))); | |
114 | ||
115 | if (ctf_set_array (fp, type, &ar) == 0) | |
116 | fprintf (stderr, "allowed to set array in readonly portion\n"); | |
117 | ||
118 | if (ctf_errno (fp) != ECTF_RDONLY) | |
119 | fprintf (stderr, "unexpected error %s attempting to set array in readonly portion\n", ctf_errmsg (ctf_errno (fp))); | |
120 | ||
121 | if ((ctf_written = ctf_write_mem (fp, &size, 4096)) != NULL) | |
122 | fprintf (stderr, "Writeout unexpectedly succeeded: %s\n", ctf_errmsg (ctf_errno (fp))); | |
123 | ||
124 | if (ctf_errno (fp) != ECTF_RDONLY) | |
125 | fprintf (stderr, "unexpected error %s trying to write out previously serialized dict\n", ctf_errmsg (ctf_errno (fp))); | |
126 | ||
127 | /* Finally, make sure we can add new types, and look them up again. */ | |
128 | ||
129 | if ((type = ctf_lookup_by_name (fp, "struct a_struct")) == CTF_ERR) | |
130 | fprintf (stderr, "Lookup of struct a_struct failed: %s\n", ctf_errmsg (ctf_errno (fp))); | |
131 | ||
132 | if ((ptrtype = ctf_add_pointer (fp, CTF_ADD_ROOT, type)) == CTF_ERR) | |
133 | fprintf (stderr, "Cannot add pointer to ctf_opened dict: %s\n", ctf_errmsg (ctf_errno (fp))); | |
134 | ||
135 | if (ctf_type_reference (fp, ptrtype) == CTF_ERR) | |
136 | fprintf (stderr, "Lookup of pointer preserved across writeout failed: %s\n", ctf_errmsg (ctf_errno (fp))); | |
137 | ||
138 | if (ctf_type_reference (fp, ptrtype) != type) | |
139 | fprintf (stderr, "Look up of newly-added type in serialized dict yields ID %lx, expected %lx\n", ctf_type_reference (fp, ptrtype), type); | |
140 | ||
141 | printf ("All done.\n"); | |
142 | return 0; | |
143 | ||
144 | open_err: | |
145 | fprintf (stderr, "%s: cannot open: %s\n", argv[0], ctf_errmsg (err)); | |
146 | return 1; | |
147 | } |