The header contains information such as the time of day and date when IEWTPORT created the transportable file and the data set name of the PDSE program library. It is mapped by TFMT_THHEAD, which is shown in Table 1.
| Name | Description | ||
|---|---|---|---|
| TFMT_THHEAD | DSECT | Maps the header record | |
| TFMT_THEYE | DS | CL8 | Transportable file identifier. Contains string 'IEWTPORT' |
| TFMT_THLVL | DS | FL1 | Current level number: 1 |
| TFMT_THRS1 | DS | CL3 | Reserved |
| TFMT_THLEN | DS | FL4 | Record length including the varying length of the data set name |
| TFMT_THDS_OFF | DS | FL2 | Data set name offset with respect to the beginning of TFMT_THHEAD |
| TFMT_THRS2 | DS | FL2 | Reserved |
| TFMT_THDATE | DS | CL10 | Date as MM/DD/YYYY |
| TFMT_THTIME | DS | CL8 | Time as HH:MM:SS |
| TFMT_THRS3 | DS | FL2 | Reserved |
| TFMT_THDSNAME | DSECT | Maps the data set name | |
| TFMT_THDSN_LEN | DS | FL2 | Length of the data set name |
| TFMT_THDSN_VAL | DS | CL44 | Data set name, varying, with a maximum length of 44 bytes |