| #include <ctf-api.h> |
| #include <stdio.h> |
| #include <stdlib.h> |
| |
| static int |
| print_struct (const char *name, ctf_id_t membtype, unsigned long offset, |
| void *fp_) |
| { |
| ctf_dict_t *fp = (ctf_dict_t *) fp_; |
| char *type_name = ctf_type_aname (fp, membtype); |
| |
| printf ("iter test: %s, offset %lx, has type %lx/%s\n", |
| name, offset, membtype, type_name); |
| free (type_name); |
| |
| return 0; |
| } |
| |
| int |
| main (int argc, char *argv[]) |
| { |
| ctf_dict_t *fp; |
| ctf_archive_t *ctf; |
| ctf_id_t type; |
| ctf_next_t *i = NULL; |
| const char *name; |
| ctf_id_t membtype; |
| ssize_t offset; |
| int icount = 0; |
| int err; |
| |
| if (argc != 2) |
| { |
| fprintf (stderr, "Syntax: %s PROGRAM\n", argv[0]); |
| exit(1); |
| } |
| |
| if ((ctf = ctf_open (argv[1], NULL, &err)) == NULL) |
| goto open_err; |
| if ((fp = ctf_dict_open (ctf, NULL, &err)) == NULL) |
| goto open_err; |
| |
| /* Iterate over the structure members with each iterator type in turn. */ |
| |
| if ((type = ctf_lookup_by_name (fp, "struct foo_t") ) == CTF_ERR) |
| goto err; |
| |
| if (ctf_member_iter (fp, type, print_struct, fp) < 0) |
| goto ierr; |
| |
| while ((offset = ctf_member_next (fp, type, &i, &name, &membtype, |
| CTF_MN_RECURSE)) >= 0) |
| { |
| char *type_name = ctf_type_aname (fp, membtype); |
| |
| printf ("next test: %s, offset %lx, has type %lx/%s\n", |
| name, offset, membtype, type_name); |
| free (type_name); |
| } |
| if (ctf_errno (fp) != ECTF_NEXT_END) |
| goto nerr; |
| |
| /* Now make sure the count of members does not include any recursive |
| members. */ |
| while ((offset = ctf_member_next (fp, type, &i, &name, &membtype, 0)) >= 0) |
| icount++; |
| |
| if (ctf_errno (fp) != ECTF_NEXT_END) |
| goto nerr; |
| |
| if (icount != ctf_member_count (fp, type)) |
| printf ("member counts differ: %i by direct iteration, " |
| "%i by ctf_member_count\n", icount, ctf_member_count (fp, type)); |
| |
| ctf_dict_close (fp); |
| ctf_close (ctf); |
| |
| return 0; |
| |
| open_err: |
| fprintf (stderr, "%s: cannot open: %s\n", argv[0], ctf_errmsg (err)); |
| return 1; |
| err: |
| fprintf (stderr, "Lookup failed: %s\n", ctf_errmsg (ctf_errno (fp))); |
| return 1; |
| ierr: |
| fprintf (stderr, "_iter iteration failed: %s\n", ctf_errmsg (ctf_errno (fp))); |
| return 1; |
| nerr: |
| fprintf (stderr, "_next iteration failed: %s\n", ctf_errmsg (ctf_errno (fp))); |
| return 1; |
| } |