int
_TIFFMergeFields(TIFF* tif, const TIFFField info[], uint32 n)
{
static const char module[] = "_TIFFMergeFields";
static const char reason[] = "for fields array";
/* TIFFField** tp; */
uint32 i;
tif->tif_foundfield = NULL;
if (tif->tif_fields && tif->tif_nfields > 0) {
tif->tif_fields = (TIFFField**)
_TIFFCheckRealloc(tif, tif->tif_fields,
(tif->tif_nfields + n),
sizeof(TIFFField *), reason);
} else {
tif->tif_fields = (TIFFField **)
_TIFFCheckMalloc(tif, n, sizeof(TIFFField *),
reason);
}
if (!tif->tif_fields) {
TIFFErrorExt(tif->tif_clientdata, module,
"Failed to allocate fields array");
return 0;
}
/* tp = tif->tif_fields + tif->tif_nfields; */
for (i = 0; i < n; i++) {
const TIFFField *fip =
TIFFFindField(tif, info[i].field_tag, TIFF_ANY);
/* only add definitions that aren't already present */
if (!fip) {
tif->tif_fields[tif->tif_nfields] = (TIFFField *) (info+i);
tif->tif_nfields++;
}
}
/* Sort the field info by tag number */
qsort(tif->tif_fields, tif->tif_nfields,
sizeof(TIFFField *), tagCompare);
return n;
}
int
_TIFFMergeFieldInfo(TIFF* tif, const TIFFFieldInfo info[], int n)
{
static const char module[] = "_TIFFMergeFieldInfo";
static const char reason[] = "for field info array";
TIFFFieldInfo** tp;
int i;
tif->tif_foundfield = NULL;
if (tif->tif_nfields > 0) {
tif->tif_fieldinfo = (TIFFFieldInfo**)
_TIFFCheckRealloc(tif, tif->tif_fieldinfo,
(tif->tif_nfields + n),
sizeof (TIFFFieldInfo*), reason);
} else {
tif->tif_fieldinfo = (TIFFFieldInfo**)
_TIFFCheckMalloc(tif, n, sizeof (TIFFFieldInfo*),
reason);
}
if (!tif->tif_fieldinfo) {
TIFFErrorExt(tif->tif_clientdata, module,
"Failed to allocate field info array");
return 0;
}
tp = tif->tif_fieldinfo + tif->tif_nfields;
for (i = 0; i < n; i++)
{
const TIFFFieldInfo *fip =
_TIFFFindFieldInfo(tif, info[i].field_tag, info[i].field_type);
/* only add definitions that aren't already present */
if (!fip) {
*tp++ = (TIFFFieldInfo*) (info + i);
tif->tif_nfields++;
}
}
/* Sort the field info by tag number */
qsort(tif->tif_fieldinfo, tif->tif_nfields,
sizeof (TIFFFieldInfo*), tagCompare);
return n;
}
int
TIFFMergeFieldInfo(TIFF* tif, const TIFFFieldInfo info[], uint32 n)
{
static const char module[] = "TIFFMergeFieldInfo";
static const char reason[] = "for fields array";
TIFFField *tp;
size_t nfields;
uint32 i;
if (tif->tif_nfieldscompat > 0) {
tif->tif_fieldscompat = (TIFFFieldArray *)
_TIFFCheckRealloc(tif, tif->tif_fieldscompat,
tif->tif_nfieldscompat + 1,
sizeof(TIFFFieldArray), reason);
} else {
tif->tif_fieldscompat = (TIFFFieldArray *)
_TIFFCheckMalloc(tif, 1, sizeof(TIFFFieldArray),
reason);
}
if (!tif->tif_fieldscompat) {
TIFFErrorExt(tif->tif_clientdata, module,
"Failed to allocate fields array");
return -1;
}
nfields = tif->tif_nfieldscompat++;
tif->tif_fieldscompat[nfields].type = tfiatOther;
tif->tif_fieldscompat[nfields].allocated_size = n;
tif->tif_fieldscompat[nfields].count = n;
tif->tif_fieldscompat[nfields].fields =
(TIFFField *)_TIFFCheckMalloc(tif, n, sizeof(TIFFField),
reason);
if (!tif->tif_fieldscompat[nfields].fields) {
TIFFErrorExt(tif->tif_clientdata, module,
"Failed to allocate fields array");
return -1;
}
tp = tif->tif_fieldscompat[nfields].fields;
for (i = 0; i < n; i++) {
tp->field_tag = info[i].field_tag;
tp->field_readcount = info[i].field_readcount;
tp->field_writecount = info[i].field_writecount;
tp->field_type = info[i].field_type;
tp->reserved = 0;
tp->set_field_type =
_TIFFSetGetType(info[i].field_type,
info[i].field_readcount,
info[i].field_passcount);
tp->get_field_type =
_TIFFSetGetType(info[i].field_type,
info[i].field_readcount,
info[i].field_passcount);
tp->field_bit = info[i].field_bit;
tp->field_oktochange = info[i].field_oktochange;
tp->field_passcount = info[i].field_passcount;
tp->field_name = info[i].field_name;
tp->field_subfields = NULL;
tp++;
}
if (!_TIFFMergeFields(tif, tif->tif_fieldscompat[nfields].fields, n)) {
TIFFErrorExt(tif->tif_clientdata, module,
"Setting up field info failed");
return -1;
}
return 0;
}
void*
_TIFFCheckMalloc(TIFF* tif, tmsize_t nmemb, tmsize_t elem_size, const char* what)
{
return _TIFFCheckRealloc(tif, NULL, nmemb, elem_size, what);
}