int mxf_read_partition(MXFFile *mxfFile, const mxfKey *key, uint64_t len, MXFPartition **partition)
{
MXFPartition *newPartition;
uint32_t numLabels;
uint32_t labelLen;
mxfUL label;
uint64_t expectedLen;
uint32_t i;
CHK_ORET(len >= 88 && len <= INT64_MAX);
CHK_ORET(mxf_create_partition(&newPartition));
newPartition->key = *key;
CHK_OFAIL(mxf_read_uint16(mxfFile, &newPartition->majorVersion));
CHK_OFAIL(mxf_read_uint16(mxfFile, &newPartition->minorVersion));
CHK_OFAIL(mxf_read_uint32(mxfFile, &newPartition->kagSize));
CHK_OFAIL(mxf_read_uint64(mxfFile, &newPartition->thisPartition));
CHK_OFAIL(mxf_read_uint64(mxfFile, &newPartition->previousPartition));
CHK_OFAIL(mxf_read_uint64(mxfFile, &newPartition->footerPartition));
CHK_OFAIL(mxf_read_uint64(mxfFile, &newPartition->headerByteCount));
CHK_OFAIL(mxf_read_uint64(mxfFile, &newPartition->indexByteCount));
CHK_OFAIL(mxf_read_uint32(mxfFile, &newPartition->indexSID));
CHK_OFAIL(mxf_read_uint64(mxfFile, &newPartition->bodyOffset));
CHK_OFAIL(mxf_read_uint32(mxfFile, &newPartition->bodySID));
CHK_OFAIL(mxf_read_ul(mxfFile, &newPartition->operationalPattern));
CHK_OFAIL(mxf_read_batch_header(mxfFile, &numLabels, &labelLen));
CHK_OFAIL(numLabels == 0 || labelLen == 16);
expectedLen = 88 + (uint64_t)numLabels * labelLen;
CHK_OFAIL(len >= expectedLen);
for (i = 0; i < numLabels; i++)
{
CHK_OFAIL(mxf_read_ul(mxfFile, &label));
CHK_OFAIL(mxf_append_partition_esscont_label(newPartition, &label));
}
if (len > expectedLen) {
mxf_log_warn("Partition pack len %" PRIu64 " is larger than expected len %" PRIu64 "\n",
len, expectedLen);
CHK_OFAIL(mxf_file_seek(mxfFile, (int64_t)(len - expectedLen), SEEK_CUR));
}
*partition = newPartition;
return 1;
fail:
mxf_free_partition(&newPartition);
return 0;
}
int mxf_read_item_tl(MXFFile* mxfFile, mxfLocalTag* itemTag, uint16_t* itemLen)
{
CHK_ORET(mxf_read_local_tag(mxfFile, itemTag));
CHK_ORET(mxf_read_uint16(mxfFile, itemLen));
return 1;
}
int test_read(const char* filename)
{
MXFFile* mxfFile = NULL;
mxfKey key;
uint8_t llen;
uint64_t len;
mxfLocalTag tag;
uint8_t indata[256];
uint8_t valueu8;
uint16_t valueu16;
uint32_t valueu32;
uint64_t valueu64;
int8_t value8;
int16_t value16;
int32_t value32;
int64_t value64;
mxfUL ul;
mxfUID uid;
mxfUUID uuid;
uint32_t ablen;
uint32_t abelen;
if (!mxf_disk_file_open_read(filename, &mxfFile))
{
mxf_log_error("Failed to open '%s'" LOG_LOC_FORMAT, filename, LOG_LOC_PARAMS);
return 0;
}
/* TEST */
CHK_OFAIL(mxf_file_read(mxfFile, indata, 100) == 100);
CHK_OFAIL(memcmp(data, indata, 100) == 0);
CHK_OFAIL(mxf_file_getc(mxfFile) == 0xff);
CHK_OFAIL(mxf_file_getc(mxfFile) == 0xff);
CHK_OFAIL(mxf_read_uint8(mxfFile, &valueu8));
CHK_OFAIL(valueu8 == 0x0f);
CHK_OFAIL(mxf_read_uint16(mxfFile, &valueu16));
CHK_OFAIL(valueu16 == 0x0f00);
CHK_OFAIL(mxf_read_uint32(mxfFile, &valueu32));
CHK_OFAIL(valueu32 == 0x0f000000);
CHK_OFAIL(mxf_read_uint64(mxfFile, &valueu64));
CHK_OFAIL(valueu64 == 0x0f00000000000000LL);
CHK_OFAIL(mxf_read_int8(mxfFile, &value8));
CHK_OFAIL(value8 == -0x0f);
CHK_OFAIL(mxf_read_int16(mxfFile, &value16));
CHK_OFAIL(value16 == -0x0f00);
CHK_OFAIL(mxf_read_int32(mxfFile, &value32));
CHK_OFAIL(value32 == -0x0f000000);
CHK_OFAIL(mxf_read_int64(mxfFile, &value64));
CHK_OFAIL(value64 == -0x0f00000000000000LL);
CHK_OFAIL(mxf_read_local_tag(mxfFile, &tag));
CHK_OFAIL(tag == 0xffaa);
CHK_OFAIL(mxf_read_k(mxfFile, &key));
CHK_OFAIL(mxf_equals_key(&key, &someKey));
CHK_OFAIL(mxf_read_l(mxfFile, &llen, &len));
CHK_OFAIL(llen == 1 && len == 0x01);
CHK_OFAIL(mxf_read_l(mxfFile, &llen, &len));
CHK_OFAIL(llen == 2 && len == 0x80);
CHK_OFAIL(mxf_read_l(mxfFile, &llen, &len));
CHK_OFAIL(llen == 3 && len == 0x8000);
CHK_OFAIL(mxf_read_l(mxfFile, &llen, &len));
CHK_OFAIL(llen == 4 && len == 0x800000);
CHK_OFAIL(mxf_read_l(mxfFile, &llen, &len));
CHK_OFAIL(llen == 5 && len == 0x80000000);
CHK_OFAIL(mxf_read_l(mxfFile, &llen, &len));
CHK_OFAIL(llen == 6 && len == 0x8000000000LL);
CHK_OFAIL(mxf_read_l(mxfFile, &llen, &len));
CHK_OFAIL(llen == 7 && len == 0x800000000000LL);
CHK_OFAIL(mxf_read_l(mxfFile, &llen, &len));
CHK_OFAIL(llen == 8 && len == 0x80000000000000LL);
CHK_OFAIL(mxf_read_l(mxfFile, &llen, &len));
CHK_OFAIL(llen == 9 && len == 0x8000000000000000LL);
CHK_OFAIL(mxf_read_kl(mxfFile, &key, &llen, &len));
CHK_OFAIL(mxf_equals_key(&key, &someKey));
CHK_OFAIL(llen == 3 && len == 0xf100);
CHK_OFAIL(mxf_read_l(mxfFile, &llen, &len));
CHK_OFAIL(llen == 8 && len == 0x10);
CHK_OFAIL(mxf_read_l(mxfFile, &llen, &len));
CHK_OFAIL(llen == 4 && len == 0x10);
CHK_OFAIL(mxf_read_kl(mxfFile, &key, &llen, &len));
CHK_OFAIL(mxf_equals_key(&key, &someKey));
CHK_OFAIL(llen == 8 && len == 0x1000);
CHK_OFAIL(mxf_read_ul(mxfFile, &ul));
CHK_OFAIL(mxf_equals_ul(&ul, &someUL));
CHK_OFAIL(mxf_read_uid(mxfFile, &uid));
CHK_OFAIL(mxf_equals_uid(&uid, &someUID));
CHK_OFAIL(mxf_read_uuid(mxfFile, &uuid));
CHK_OFAIL(mxf_equals_uuid(&uuid, &someUUID));
CHK_OFAIL(mxf_read_batch_header(mxfFile, &ablen, &abelen));
CHK_OFAIL(ablen == 2 && abelen == 16);
CHK_OFAIL(mxf_read_array_header(mxfFile, &ablen, &abelen));
CHK_OFAIL(ablen == 4 && abelen == 32);
mxf_file_close(&mxfFile);
/* test reading from a byte buffer */
const uint8_t data[5] = {1, 2, 3, 4, 5};
if (!mxf_byte_array_wrap_read(data, sizeof(data), &mxfFile))
{
mxf_log_error("Failed to open byte array as MXF file" LOG_LOC_FORMAT, LOG_LOC_PARAMS);
return 0;
}
CHK_OFAIL(mxf_file_tell(mxfFile) == 0);
CHK_OFAIL(mxf_file_getc(mxfFile) == 1);
CHK_OFAIL(mxf_file_tell(mxfFile) == 1);
CHK_OFAIL(mxf_file_read(mxfFile, indata, 4));
CHK_OFAIL(indata[0] == 2 && indata[1] == 3 && indata[2] == 4 && indata[3] == 5);
CHK_OFAIL(mxf_file_tell(mxfFile) == 5);
CHK_OFAIL(mxf_file_eof(mxfFile));
CHK_OFAIL(mxf_file_getc(mxfFile) == EOF);
CHK_OFAIL(mxf_file_seek(mxfFile, 0, SEEK_SET));
CHK_OFAIL(mxf_file_tell(mxfFile) == 0);
CHK_OFAIL(mxf_file_getc(mxfFile) == 1);
CHK_OFAIL(mxf_file_seek(mxfFile, 2, SEEK_CUR));
CHK_OFAIL(mxf_file_tell(mxfFile) == 3);
CHK_OFAIL(mxf_file_getc(mxfFile) == 4);
CHK_OFAIL(mxf_file_seek(mxfFile, 0, SEEK_END));
CHK_OFAIL(mxf_file_tell(mxfFile) == 4);
CHK_OFAIL(mxf_file_getc(mxfFile) == 5);
CHK_OFAIL(!mxf_file_seek(mxfFile, 5, SEEK_END)); /* should fail */
CHK_OFAIL(mxf_file_tell(mxfFile) == 5);
mxf_file_close(&mxfFile);
return 1;
fail:
mxf_file_close(&mxfFile);
return 0;
}
int test_read(const char *filename)
{
MXFFile *mxfFile = NULL;
mxfKey key;
uint8_t llen;
uint64_t len;
mxfLocalTag tag;
uint8_t indata[256];
uint8_t valueu8;
uint16_t valueu16;
uint32_t valueu32;
uint64_t valueu64;
int8_t value8;
int16_t value16;
int32_t value32;
int64_t value64;
mxfUL ul;
mxfUID uid;
mxfUUID uuid;
uint32_t ablen;
uint32_t abelen;
if (!mxf_disk_file_open_read(filename, &mxfFile))
{
mxf_log_error("Failed to open '%s'" LOG_LOC_FORMAT, filename, LOG_LOC_PARAMS);
return 0;
}
/* TEST */
CHK_OFAIL(mxf_file_read(mxfFile, indata, 100) == 100);
CHK_OFAIL(memcmp(data, indata, 100) == 0);
CHK_OFAIL(mxf_file_getc(mxfFile) == 0xff);
CHK_OFAIL(mxf_file_getc(mxfFile) == 0xff);
CHK_OFAIL(mxf_read_uint8(mxfFile, &valueu8));
CHK_OFAIL(valueu8 == 0x0f);
CHK_OFAIL(mxf_read_uint16(mxfFile, &valueu16));
CHK_OFAIL(valueu16 == 0x0f00);
CHK_OFAIL(mxf_read_uint32(mxfFile, &valueu32));
CHK_OFAIL(valueu32 == 0x0f000000);
CHK_OFAIL(mxf_read_uint64(mxfFile, &valueu64));
CHK_OFAIL(valueu64 == 0x0f00000000000000LL);
CHK_OFAIL(mxf_read_int8(mxfFile, &value8));
CHK_OFAIL(value8 == -0x0f);
CHK_OFAIL(mxf_read_int16(mxfFile, &value16));
CHK_OFAIL(value16 == -0x0f00);
CHK_OFAIL(mxf_read_int32(mxfFile, &value32));
CHK_OFAIL(value32 == -0x0f000000);
CHK_OFAIL(mxf_read_int64(mxfFile, &value64));
CHK_OFAIL(value64 == -0x0f00000000000000LL);
CHK_OFAIL(mxf_read_local_tag(mxfFile, &tag));
CHK_OFAIL(tag == 0xffaa);
CHK_OFAIL(mxf_read_k(mxfFile, &key));
CHK_OFAIL(mxf_equals_key(&key, &someKey));
CHK_OFAIL(mxf_read_l(mxfFile, &llen, &len));
CHK_OFAIL(llen == 1 && len == 0x01);
CHK_OFAIL(mxf_read_l(mxfFile, &llen, &len));
CHK_OFAIL(llen == 2 && len == 0x80);
CHK_OFAIL(mxf_read_l(mxfFile, &llen, &len));
CHK_OFAIL(llen == 3 && len == 0x8000);
CHK_OFAIL(mxf_read_l(mxfFile, &llen, &len));
CHK_OFAIL(llen == 4 && len == 0x800000);
CHK_OFAIL(mxf_read_l(mxfFile, &llen, &len));
CHK_OFAIL(llen == 5 && len == 0x80000000);
CHK_OFAIL(mxf_read_l(mxfFile, &llen, &len));
CHK_OFAIL(llen == 6 && len == 0x8000000000LL);
CHK_OFAIL(mxf_read_l(mxfFile, &llen, &len));
CHK_OFAIL(llen == 7 && len == 0x800000000000LL);
CHK_OFAIL(mxf_read_l(mxfFile, &llen, &len));
CHK_OFAIL(llen == 8 && len == 0x80000000000000LL);
CHK_OFAIL(mxf_read_l(mxfFile, &llen, &len));
CHK_OFAIL(llen == 9 && len == 0x8000000000000000LL);
CHK_OFAIL(mxf_read_kl(mxfFile, &key, &llen, &len));
CHK_OFAIL(mxf_equals_key(&key, &someKey));
CHK_OFAIL(llen == 3 && len == 0xf100);
CHK_OFAIL(mxf_read_l(mxfFile, &llen, &len));
CHK_OFAIL(llen == 8 && len == 0x10);
CHK_OFAIL(mxf_read_l(mxfFile, &llen, &len));
CHK_OFAIL(llen == 4 && len == 0x10);
CHK_OFAIL(mxf_read_kl(mxfFile, &key, &llen, &len));
CHK_OFAIL(mxf_equals_key(&key, &someKey));
CHK_OFAIL(llen == 8 && len == 0x1000);
CHK_OFAIL(mxf_read_ul(mxfFile, &ul));
CHK_OFAIL(mxf_equals_ul(&ul, &someUL));
CHK_OFAIL(mxf_read_uid(mxfFile, &uid));
CHK_OFAIL(mxf_equals_uid(&uid, &someUID));
CHK_OFAIL(mxf_read_uuid(mxfFile, &uuid));
CHK_OFAIL(mxf_equals_uuid(&uuid, &someUUID));
CHK_OFAIL(mxf_read_batch_header(mxfFile, &ablen, &abelen));
CHK_OFAIL(ablen == 2 && abelen == 16);
CHK_OFAIL(mxf_read_array_header(mxfFile, &ablen, &abelen));
CHK_OFAIL(ablen == 4 && abelen == 32);
mxf_file_close(&mxfFile);
return 1;
fail:
mxf_file_close(&mxfFile);
return 0;
}