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work toward making the riff reader more generally useful by pluggin all the

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memory leaks. next step is to get it so the data chunk isn't actually read
but rather its location and size stored.
This commit is contained in:
Bill Currie 2003-04-10 05:20:59 +00:00
parent f61d0f0d6a
commit 7052a6f20b
1 changed files with 118 additions and 2 deletions
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120
tools/wav/qfwavinfo.c
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@ -232,6 +232,7 @@ read_list (d_chunk_t *ck, FILE *f, int len)
}
dstring_append (list_buf, (char *)&chunk, sizeof (chunk));
list = (list_t *) list_buf->str;
free (list_buf);
return list;
}
@ -246,7 +247,7 @@ read_cue (FILE *f, int len)
}
static list_t *
read_riff (const char *filename)
riff_read (const char *filename)
{
dstring_t *riff_buf;
list_t *riff = 0;
@ -304,16 +305,130 @@ read_riff (const char *filename)
dstring_append (riff_buf, (char *)&chunk, sizeof (chunk));
riff = (list_t *) riff_buf->str;
fclose (f);
free (riff_buf);
}
return riff;
}
static void
free_adtl (d_chunk_t *adtl)
{
ltxt_t *ltxt;
label_t *label;
data_t *data;
//printf (" %.4s\n", adtl->name);
SWITCH (adtl->name) {
case CASE ('l','t','x','t'):
ltxt = (ltxt_t *) adtl;
/*printf (" %d %d %4s %d %d %d %d\n",
ltxt->ltxt.name,
ltxt->ltxt.len,
ltxt->ltxt.purpose,
ltxt->ltxt.country,
ltxt->ltxt.language,
ltxt->ltxt.dialect,
ltxt->ltxt.codepage);*/
free (ltxt);
break;
case CASE ('l','a','b','l'):
case CASE ('n','o','t','e'):
label = (label_t *) adtl;
//printf (" %-8d %s\n", label->ofs, label->label);
free (label->label);
free (label);
break;
default:
data = (data_t *) adtl;
free (data->data);
free (data);
break;
}
}
static void
free_list (list_t *list)
{
d_chunk_t **ck;
data_t *data;
//printf (" %.4s\n", list->name);
for (ck = list->chunks; *ck; ck++) {
SWITCH (list->name) {
case CASE ('I','N','F','O'):
data = (data_t *) *ck;
//printf (" %.4s\n", data->ck.name);
SWITCH (data->ck.name) {
case CASE ('I','C','R','D'):
case CASE ('I','S','F','T'):
//printf (" %s\n", data->data);
default:
free (data->data);
free (data);
break;
}
break;
case CASE ('a','d','t','l'):
free_adtl (*ck);
break;
default:
data = (data_t *) *ck;
free (data->data);
free (data);
break;
}
}
free (list);
}
static void
riff_free (list_t *riff)
{
d_chunk_t **ck;
cue_t *cue;
list_t *list;
data_t *data;
for (ck = riff->chunks; *ck; ck++) {
//printf ("%.4s\n", (*ck)->name);
SWITCH ((*ck)->name) {
case CASE ('c','u','e',' '):
cue = (cue_t *) *ck;
/*{
int i;
for (i = 0; i < cue->cue->count; i++) {
printf (" %08x %d %.4s %d %d %d\n",
cue->cue->cue_points[i].name,
cue->cue->cue_points[i].position,
cue->cue->cue_points[i].chunk,
cue->cue->cue_points[i].chunk_start,
cue->cue->cue_points[i].block_start,
cue->cue->cue_points[i].sample_offset);
}
}*/
free (cue->cue);
free (cue);
break;
case CASE ('L','I','S','T'):
list = (list_t *) *ck;
free_list (list);
break;
default:
data = (data_t *) *ck;
free (data->data);
free (data);
break;
}
}
free (riff);
}
int
main (int argc, char **argv)
{
while (*++argv) {
list_t *riff = read_riff (*argv);
list_t *riff = riff_read (*argv);
d_chunk_t **ck;
int sample_start, sample_count;
@ -388,6 +503,7 @@ main (int argc, char **argv)
}
if (sample_start!= -1)
printf ("CUEPOINT=%d %d\n", sample_start, sample_count);
riff_free (riff);
}
return 0;
}