143051d27SRobert Mustacchi.\" 243051d27SRobert Mustacchi.\" This file and its contents are supplied under the terms of the 343051d27SRobert Mustacchi.\" Common Development and Distribution License ("CDDL"), version 1.0. 443051d27SRobert Mustacchi.\" You may only use this file in accordance with the terms of version 543051d27SRobert Mustacchi.\" 1.0 of the CDDL. 643051d27SRobert Mustacchi.\" 743051d27SRobert Mustacchi.\" A full copy of the text of the CDDL should have accompanied this 843051d27SRobert Mustacchi.\" source. A copy of the CDDL is also available via the Internet at 943051d27SRobert Mustacchi.\" http://www.illumos.org/license/CDDL. 1043051d27SRobert Mustacchi.\" 1143051d27SRobert Mustacchi.\" 1243051d27SRobert Mustacchi.\" Copyright 2015 Joyent, Inc. 1343051d27SRobert Mustacchi.\" 1443051d27SRobert Mustacchi.Dd May 11, 2016 1543051d27SRobert Mustacchi.Dt PISSYSCALL 3PROC 1643051d27SRobert Mustacchi.Os 1743051d27SRobert Mustacchi.Sh NAME 1843051d27SRobert Mustacchi.Nm Pissyscall , 1972d3dbb9SYuri Pankov.Nm Pissyscall_prev 2043051d27SRobert Mustacchi.Nd determine if instructions are system call instructions 21*ab618543SJohn Levon.Sh LIBRARY 2243051d27SRobert Mustacchi.Lb libproc 23*ab618543SJohn Levon.Sh SYNOPSIS 2443051d27SRobert Mustacchi.In libproc.h 2543051d27SRobert Mustacchi.Ft int 2643051d27SRobert Mustacchi.Fo Pissyscall 2743051d27SRobert Mustacchi.Fa "struct ps_prochandle *P" 2843051d27SRobert Mustacchi.Fa "uintptr_t addr" 2943051d27SRobert Mustacchi.Fc 3043051d27SRobert Mustacchi.Ft int 3143051d27SRobert Mustacchi.Fo Pissyscall_prev 3243051d27SRobert Mustacchi.Fa "struct ps_prochandle *P" 3343051d27SRobert Mustacchi.Fa "uintptr_t addr" 3443051d27SRobert Mustacchi.Fa "uintptr_t *dst" 3543051d27SRobert Mustacchi.Fc 3643051d27SRobert Mustacchi.Sh DESCRIPTION 3743051d27SRobert MustacchiThe 3843051d27SRobert Mustacchi.Fn Pissyscall 3943051d27SRobert Mustacchifunction determines whether or not the instructions at 4043051d27SRobert Mustacchi.Fa addr 4143051d27SRobert Mustacchiin the process handle 4243051d27SRobert Mustacchi.Fa P 4343051d27SRobert Mustacchicorresponds to one of the architecture's system call instructions. 4443051d27SRobert Mustacchi.Pp 4543051d27SRobert Mustacchithe 4643051d27SRobert Mustacchi.Fn Pissyscall_prev 4743051d27SRobert Mustacchifunction determines whether or not the instruction before 4843051d27SRobert Mustacchi.Fa addr 4943051d27SRobert Mustacchiin the process handle 5043051d27SRobert Mustacchi.Fa P 5172d3dbb9SYuri Pankovcorresponds to one of the architecture's system call instructions. 5272d3dbb9SYuri PankovIf it does, and 5343051d27SRobert Mustacchi.Fa dst 5443051d27SRobert Mustacchiis a 5543051d27SRobert Mustacchi.Pf non- Dv NULL 5643051d27SRobert Mustacchipointer, then the address of the system call instruction will be copied 5743051d27SRobert Mustacchiinto the location pointed to by 5843051d27SRobert Mustacchi.Fa dst . 5943051d27SRobert Mustacchi.Sh RETURN VALUES 6043051d27SRobert MustacchiUpon successful completion, the 6143051d27SRobert Mustacchi.Fn Pissyscall 6243051d27SRobert Mustacchifunction returns 6343051d27SRobert Mustacchi.Sy non-zero 6443051d27SRobert Mustacchiif 6543051d27SRobert Mustacchi.Fa addr 6672d3dbb9SYuri Pankovcorresponds to a system call instruction. 6772d3dbb9SYuri PankovOtherwise, 6843051d27SRobert Mustacchi.Sy 0 6943051d27SRobert Mustacchiis returned. 7043051d27SRobert Mustacchi.Pp 7143051d27SRobert MustacchiUpon successful completion, the 7243051d27SRobert Mustacchi.Fn Pissyscall_prev 7343051d27SRobert Mustacchifunction returns 7443051d27SRobert Mustacchi.Sy non-zero 7543051d27SRobert Mustacchiif 7643051d27SRobert Mustacchi.Fa addr 7743051d27SRobert Mustacchicorresponds to a system call instruction and if 7843051d27SRobert Mustacchi.Fa dst 7943051d27SRobert Mustacchiis 8043051d27SRobert Mustacchi.Pf non- Dv NULL , 8143051d27SRobert Mustacchi.Fa dst 8272d3dbb9SYuri Pankovis updated. 8372d3dbb9SYuri PankovOtherwise, 8443051d27SRobert Mustacchi.Sy 0 8543051d27SRobert Mustacchiis returned. 8643051d27SRobert Mustacchi.Sh INTERFACE STABILITY 8743051d27SRobert Mustacchi.Sy Uncommitted 8843051d27SRobert Mustacchi.Sh MT-LEVEL 8943051d27SRobert MustacchiSee 9043051d27SRobert Mustacchi.Sy LOCKING 9143051d27SRobert Mustacchiin 9243051d27SRobert Mustacchi.Xr libproc 3LIB . 9343051d27SRobert Mustacchi.Sh SEE ALSO 9443051d27SRobert Mustacchi.Xr libproc 3LIB 95