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/* Make sure linking and writing an archive with a low threshold correctly
compresses it. (This tests for two bugs, one where archives weren't
serialized regardless of their threshold, and another where nothing was.) */
#include <ctf-api.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
int
main (int argc, char *argv[])
{
ctf_dict_t *in1;
ctf_dict_t *in2;
ctf_dict_t *fp;
ctf_dict_t *dump_fp;
ctf_archive_t *arc1, *arc2;
ctf_archive_t *final_arc;
ctf_sect_t s1, s2;
ctf_encoding_t encoding = { CTF_INT_SIGNED, 0, sizeof (char) };
ctf_encoding_t encoding2 = { CTF_INT_SIGNED, 0, sizeof (long long) };
unsigned char *buf1, *buf2, *buf3;
size_t buf1_sz, buf2_sz, buf3_sz;
ctf_dump_state_t *dump_state = NULL;
ctf_next_t *i = NULL;
int err;
/* Linking does not currently work on mingw because of an unreliable tmpfile
implementation on that platform (see
https://github.com/msys2/MINGW-packages/issues/18878). Simply skip for
now. */
#ifdef __MINGW32__
printf ("UNSUPPORTED: platform bug breaks ctf_link\n");
return 0;
#else
if ((fp = ctf_create (&err)) == NULL)
goto create_err;
if ((in1 = ctf_create (&err)) == NULL)
goto create_err;
if ((in2 = ctf_create (&err)) == NULL)
goto create_err;
/* Force a conflict to get an archive created. */
if ((ctf_add_integer (in1, CTF_ADD_ROOT, "foo", &encoding)) == CTF_ERR)
{
fprintf (stderr, "Cannot add: %s\n", ctf_errmsg (ctf_errno (in1)));
return 1;
}
if ((ctf_add_integer (in2, CTF_ADD_ROOT, "foo", &encoding2)) == CTF_ERR)
{
fprintf (stderr, "Cannot add: %s\n", ctf_errmsg (ctf_errno (in2)));
return 1;
}
/* Write them out and read them back in, to turn them into archives.
This would be unnecessary if ctf_link_add() were public :( */
if ((buf1 = ctf_write_mem (in1, &buf1_sz, -1)) == NULL)
{
fprintf (stderr, "Cannot serialize: %s\n", ctf_errmsg (ctf_errno (in1)));
return 1;
}
if ((buf2 = ctf_write_mem (in2, &buf2_sz, -1)) == NULL)
{
fprintf (stderr, "Cannot serialize: %s\n", ctf_errmsg (ctf_errno (in2)));
return 1;
}
s1.cts_name = "foo";
s2.cts_name = "bar";
s1.cts_data = (void *) buf1;
s2.cts_data = (void *) buf2;
s1.cts_size = buf1_sz;
s2.cts_size = buf2_sz;
s1.cts_entsize = 64; /* Unimportant. */
s2.cts_entsize = 64; /* Unimportant. */
if ((arc1 = ctf_arc_bufopen (&s1, NULL, NULL, &err)) == NULL ||
(arc2 = ctf_arc_bufopen (&s2, NULL, NULL, &err)) == NULL)
goto open_err;
ctf_dict_close (in1);
ctf_dict_close (in2);
/* Link them together. */
if (ctf_link_add_ctf (fp, arc1, "a") < 0 ||
ctf_link_add_ctf (fp, arc2, "b") < 0)
goto link_err;
if (ctf_link (fp, 0) < 0)
goto link_err;
/* Write them out. We need a new buf here, because the archives are still
using the other two bufs. */
if ((buf3 = ctf_link_write (fp, &buf3_sz, 1)) == NULL)
goto link_err;
/* Read them back in. */
s1.cts_data = (void *) buf3;
s1.cts_size = buf3_sz;
if ((final_arc = ctf_arc_bufopen (&s1, NULL, NULL, &err)) == NULL)
goto open_err;
if (ctf_archive_count (final_arc) != 2)
{
fprintf (stderr, "Archive is the wrong length: %zi.\n", ctf_archive_count (final_arc));
return -1;
}
/* Dump the header of each archive member, and search for CTF_F_COMPRESS in
the resulting dump. */
while ((dump_fp = ctf_archive_next (final_arc, &i, NULL, 0, &err)) != NULL)
{
char *dumpstr;
while ((dumpstr = ctf_dump (dump_fp, &dump_state, CTF_SECT_HEADER,
NULL, NULL)) != NULL)
{
if (strstr (dumpstr, "CTF_F_COMPRESS") != NULL)
printf ("Output is compressed.\n");
free (dumpstr);
}
ctf_dict_close (dump_fp);
}
if (err != ECTF_NEXT_END)
{
fprintf (stderr, "Archive iteation error: %s\n", ctf_errmsg (err));
return 1;
}
ctf_arc_close (final_arc);
free (buf1);
free (buf2);
free (buf3);
ctf_dict_close (fp);
return 0;
create_err:
fprintf (stderr, "Cannot create: %s\n", ctf_errmsg (err));
return 1;
open_err:
fprintf (stderr, "Cannot open: %s\n", ctf_errmsg (err));
return 1;
link_err:
fprintf (stderr, "Cannot link: %s\n", ctf_errmsg (ctf_errno (fp)));
return 1;
#endif
}
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