SMF record layout for FTP client calls

The SMF record written by FTP client calls has the format Table 1.

Table 1. FTP client SMF record format
Offset	Name	Length	Format	Description
0(x'0')	SMFHEADR	24		Standard SMF header
4(x'4')	SMFHDFLG	1	Binary	Record flag (set to 66, or x'42')
5(x'5')	SMFHDTYP	1	Binary	Record type (set to 118, or x'76')
22(x'16')	SMFHDSUB	2	Binary	Record subtype
FTP client data
24(x'18')	SMFFTCCM	4	EBCDIC	FTP subcommand APPE Append RETR Retrieve STOR Store
28(x'1C')	SMFFTCCY	4	EBCDIC	Value of the reply to the FTP command
32(x'20')	SMFFTCSA	4	Binary	Local (client) IP address (IPv4) or –1 for IPv6
36(x'24')	SMFFTCSL	4	Binary	Remote (server) IP address (IPv4) or –1 for IPv6
40(x'28')	SMFFTCCP	2	Binary	Local port
42(x'2A')	SMFFTCCF	2	Binary	Remote port
44(x'2C')		4		Reserved
48(x'30')	SMFFTCSU	8	EBCDIC	Remote user ID
56(x'38')	SMFFTCFM	1	EBCDIC	Data format: A ASCII E EBCDIC I Image (binary) B Double-byte U UCS-2
57(x'39')	SMFFTCMO	1	EBCDIC	Transfer mode: C Compressed data S Stream data B Block data
58(x'3A')	SMFFTCST	1	EBCDIC	Structure: F File R Record
59(x'3B')	SMFFTCDT	1	EBCDIC	Data set type: P Partitioned S Sequential H z/OS® UNIX
60(x'3C')	SMFFTCRS	4	Binary	Start time of transmission, if applicable, in hundredths of seconds.
64(x'40')	SMFFTCRE	4	Binary	End time of transmission
68(x'44')	SMFFTCBC	4	Binary	Byte count, if applicable
72(x'48')	SMFFTCXD	1	EBCDIC	FTP ID: C Client
73(x'49')		3		Reserved
76(x'4C')	SMFFTCSN	44	EBCDIC	Local data set name or PDS name (for z/OS UNIX file names, only the first 44 bytes are included).
120(x'78')	SMFFTCEM	8	EBCDIC	Member name for PDS
128(x'80')		60		Reserved
188(x'BC')	SMFFTCTC	8	EBCDIC	User ID of the FTP user
196(x'C4')	SMFFTCHN	8	EBCDIC	Host ID
204(x'CC')	SMFFTCF1	2	Binary	Offset to the first z/OS UNIX file name field
206(x'CE')	SMFFTCF2	2	Binary	Offset to the second z/OS UNIX file name field
208(x'D0')	SMFFTCYF	8	Floating point Hex	Bytes transferred counter. The leftmost byte is an exponent, and other seven bytes are significant bytes.
216(x'D8')	SMFFTCIG	4	Binary	Bytes transferred, 4 GB increments. Increments with every 4 GBs of data transfer, starting from 0.

Two variable-length fields at the end of the record contain z/OS UNIX file names. The variable-length z/OS UNIX name fields have the format shown in Table 2.

Table 2. z/OS UNIX file name (variable length fields appended to end of FTP server record)
Offset	Name	Length	Format	Description
0(x'0')		2	Binary	Length of the z/OS UNIX file name
2(x'2')		n	EBCDIC	z/OS UNIX file name (maximum length is 1023 bytes)