svn commit: r315509 - head/usr.bin/truss

[John Baldwin]

Author: jhb
Date: Sat Mar 18 19:59:21 2017
New Revision: 315509
URL: https://svnweb.freebsd.org/changeset/base/315509

Log:
  Decode arguments passed to kldsym() and kldunloadf().
  
  This does not currently decode the kld_sym_lookup structure passed to
  kldsym().

Modified:
  head/usr.bin/truss/syscall.h
  head/usr.bin/truss/syscalls.c

Modified: head/usr.bin/truss/syscall.h
==============================================================================
--- head/usr.bin/truss/syscall.h	Sat Mar 18 19:54:58 2017	(r315508)
+++ head/usr.bin/truss/syscall.h	Sat Mar 18 19:59:21 2017	(r315509)
@@ -45,7 +45,8 @@ enum Argtype { None = 1, Hex, Octal, Int
 	Pathconf, Rforkflags, ExitStatus, Waitoptions, Idtype, Procctl,
 	LinuxSockArgs, Umtxop, Atfd, Atflags, Timespec2, Accessmode, Long,
 	Sysarch, ExecArgs, ExecEnv, PipeFds, QuadHex, Utrace, IntArray, Pipe2,
-	CapFcntlRights, Fadvice, FileFlags, Flockop, Getfsstatmode,
+	CapFcntlRights, Fadvice, FileFlags, Flockop, Getfsstatmode, Kldsymcmd,
+	Kldunloadflags,
 
 	CloudABIAdvice, CloudABIClockID, ClouduABIFDSFlags,
 	CloudABIFDStat, CloudABIFileStat, CloudABIFileType,

Modified: head/usr.bin/truss/syscalls.c
==============================================================================
--- head/usr.bin/truss/syscalls.c	Sat Mar 18 19:54:58 2017	(r315508)
+++ head/usr.bin/truss/syscalls.c	Sat Mar 18 19:59:21 2017	(r315509)
@@ -193,8 +193,12 @@ static struct syscall decoded_syscalls[]
 	  .args = { { Int, 0 } } },
 	{ .name = "kldstat", .ret_type = 1, .nargs = 2,
 	  .args = { { Int, 0 }, { Ptr, 1 } } },
+	{ .name = "kldsym", .ret_type = 1, .nargs = 3,
+	  .args = { { Int, 0 }, { Kldsymcmd, 1 }, { Ptr, 2 } } },
 	{ .name = "kldunload", .ret_type = 1, .nargs = 1,
 	  .args = { { Int, 0 } } },
+	{ .name = "kldunloadf", .ret_type = 1, .nargs = 2,
+	  .args = { { Int, 0 }, { Kldunloadflags, 1 } } },
 	{ .name = "kse_release", .ret_type = 0, .nargs = 1,
 	  .args = { { Timespec, 0 } } },
 	{ .name = "lchflags", .ret_type = 1, .nargs = 2,
@@ -1893,6 +1897,13 @@ print_arg(struct syscall_args *sc, unsig
 		print_integer_arg(sysdecode_getfsstat_mode, fp,
 		    args[sc->offset]);
 		break;
+	case Kldsymcmd:
+		print_integer_arg(sysdecode_kldsym_cmd, fp, args[sc->offset]);
+		break;
+	case Kldunloadflags:
+		print_integer_arg(sysdecode_kldunload_flags, fp,
+		    args[sc->offset]);
+		break;
 
 	case CloudABIAdvice:
 		fputs(xlookup(cloudabi_advice, args[sc->offset]), fp);