From 38860a0343df894a1c3371597eb4d305078642fb Mon Sep 17 00:00:00 2001 From: Aleksandar Markovic Date: Mon, 10 Oct 2016 13:23:29 +0200 Subject: linux-user: Add support for clock_adjtime() syscall This patch implements Qemu user mode clock_adjtime() syscall support. The implementation is based on invocation of host's clock_adjtime(). Signed-off-by: Aleksandar Rikalo Signed-off-by: Aleksandar Markovic Signed-off-by: Riku Voipio --- linux-user/strace.c | 76 +++++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 76 insertions(+) (limited to 'linux-user/strace.c') diff --git a/linux-user/strace.c b/linux-user/strace.c index 679f840fea..489dbc9583 100644 --- a/linux-user/strace.c +++ b/linux-user/strace.c @@ -435,6 +435,69 @@ print_fdset(int n, abi_ulong target_fds_addr) } #endif +#ifdef TARGET_NR_clock_adjtime +/* IDs of the various system clocks */ +#define TARGET_CLOCK_REALTIME 0 +#define TARGET_CLOCK_MONOTONIC 1 +#define TARGET_CLOCK_PROCESS_CPUTIME_ID 2 +#define TARGET_CLOCK_THREAD_CPUTIME_ID 3 +#define TARGET_CLOCK_MONOTONIC_RAW 4 +#define TARGET_CLOCK_REALTIME_COARSE 5 +#define TARGET_CLOCK_MONOTONIC_COARSE 6 +#define TARGET_CLOCK_BOOTTIME 7 +#define TARGET_CLOCK_REALTIME_ALARM 8 +#define TARGET_CLOCK_BOOTTIME_ALARM 9 +#define TARGET_CLOCK_SGI_CYCLE 10 +#define TARGET_CLOCK_TAI 11 + +static void +print_clockid(int clockid, int last) +{ + switch (clockid) { + case TARGET_CLOCK_REALTIME: + gemu_log("CLOCK_REALTIME"); + break; + case TARGET_CLOCK_MONOTONIC: + gemu_log("CLOCK_MONOTONIC"); + break; + case TARGET_CLOCK_PROCESS_CPUTIME_ID: + gemu_log("CLOCK_PROCESS_CPUTIME_ID"); + break; + case TARGET_CLOCK_THREAD_CPUTIME_ID: + gemu_log("CLOCK_THREAD_CPUTIME_ID"); + break; + case TARGET_CLOCK_MONOTONIC_RAW: + gemu_log("CLOCK_MONOTONIC_RAW"); + break; + case TARGET_CLOCK_REALTIME_COARSE: + gemu_log("CLOCK_REALTIME_COARSE"); + break; + case TARGET_CLOCK_MONOTONIC_COARSE: + gemu_log("CLOCK_MONOTONIC_COARSE"); + break; + case TARGET_CLOCK_BOOTTIME: + gemu_log("CLOCK_BOOTTIME"); + break; + case TARGET_CLOCK_REALTIME_ALARM: + gemu_log("CLOCK_REALTIME_ALARM"); + break; + case TARGET_CLOCK_BOOTTIME_ALARM: + gemu_log("CLOCK_BOOTTIME_ALARM"); + break; + case TARGET_CLOCK_SGI_CYCLE: + gemu_log("CLOCK_SGI_CYCLE"); + break; + case TARGET_CLOCK_TAI: + gemu_log("CLOCK_TAI"); + break; + default: + gemu_log("%d", clockid); + break; + } + gemu_log("%s", get_comma(last)); +} +#endif + /* * Sysycall specific output functions */ @@ -1096,6 +1159,19 @@ print_chmod(const struct syscallname *name, } #endif +#ifdef TARGET_NR_clock_adjtime +static void +print_clock_adjtime(const struct syscallname *name, + abi_long arg0, abi_long arg1, abi_long arg2, + abi_long arg3, abi_long arg4, abi_long arg5) +{ + print_syscall_prologue(name); + print_clockid(arg0, 0); + print_pointer(arg1, 1); + print_syscall_epilogue(name); +} +#endif + #ifdef TARGET_NR_clone static void do_print_clone(unsigned int flags, abi_ulong newsp, abi_ulong parent_tidptr, target_ulong newtls, -- cgit v1.2.3