Commit b85159a3 authored by Sean Bruno's avatar Sean Bruno Committed by Peter Maydell
Browse files

bsd-user: Implement strace support for print_ioctl syscall 



Signed-off-by: default avatarSean Bruno <sbruno@freebsd.org>
Message-id: 1402246651-71099-5-git-send-email-sbruno@freebsd.org
Signed-off-by: default avatarPeter Maydell <peter.maydell@linaro.org>
parent 80b34604

bsd-user/freebsd/strace.list

+1 −1
Original line number Diff line number Diff line
@@ -80,7 +80,7 @@ 
{ TARGET_FREEBSD_NR_getsockopt, "getsockopt", NULL, NULL, NULL },

{ TARGET_FREEBSD_NR_gettimeofday, "gettimeofday", NULL, NULL, NULL },

{ TARGET_FREEBSD_NR_getuid, "getuid", "%s()", NULL, NULL },

{ TARGET_FREEBSD_NR_ioctl, "ioctl", NULL, NULL, NULL },

{ TARGET_FREEBSD_NR_ioctl, "ioctl", NULL, print_ioctl, NULL },

{ TARGET_FREEBSD_NR_issetugid, "issetugid", "%s()", NULL, NULL },

{ TARGET_FREEBSD_NR_kevent, "kevent", NULL, NULL, NULL },

{ TARGET_FREEBSD_NR_kill, "kill", NULL, NULL, NULL },

bsd-user/strace.c

+19 −0
Original line number Diff line number Diff line
@@ -89,6 +89,25 @@ static void print_execve(const struct syscallname *name, abi_long arg1, 
    gemu_log("NULL})");

}



static void print_ioctl(const struct syscallname *name,

        abi_long arg1, abi_long arg2, abi_long arg3, abi_long arg4,

        abi_long arg5, abi_long arg6)

{

    /* Decode the ioctl request */

    gemu_log("%s(%d, 0x%0lx { IO%s%s GRP:0x%x('%c') CMD:%d LEN:%d }, 0x"

            TARGET_ABI_FMT_lx ", ...)",

            name->name,

            (int)arg1,

            (unsigned long)arg2,

            arg2 & IOC_OUT ? "R" : "",

            arg2 & IOC_IN ? "W" : "",

            (unsigned)IOCGROUP(arg2),

            isprint(IOCGROUP(arg2)) ? (char)IOCGROUP(arg2) : '?',

            (int)arg2 & 0xFF,

            (int)IOCPARM_LEN(arg2),

            arg3);

}



/*

 * Variants for the return value output function

 */