diff --git a/arch/arm/syscall_arch.h b/arch/arm/syscall_arch.h index 4db7d152f23bef7eff3044faecc2b3a69825b710..53fb155c0dcb7e94d3878f3a0634890003552bda 100644 --- a/arch/arm/syscall_arch.h +++ b/arch/arm/syscall_arch.h @@ -103,3 +103,5 @@ static inline long __syscall6(long n, long a, long b, long c, long d, long e, lo #define VDSO_CGT_VER "LINUX_2.6" #define SYSCALL_FADVISE_6_ARG + +#define SYSCALL_IPC_BROKEN_MODE diff --git a/arch/m68k/syscall_arch.h b/arch/m68k/syscall_arch.h index 53a4256f3fe967399e8a3db507f8afedf154df33..af79c3069061c83581d5f2fb51c39ec48bfa83e4 100644 --- a/arch/m68k/syscall_arch.h +++ b/arch/m68k/syscall_arch.h @@ -88,3 +88,4 @@ static inline long __syscall6(long n, long a, long b, long c, long d, long e, lo } #define SYSCALL_USE_SOCKETCALL +#define SYSCALL_IPC_BROKEN_MODE diff --git a/arch/microblaze/syscall_arch.h b/arch/microblaze/syscall_arch.h index 8e2de7eacc2a8f123c6c13a256b74841baa68b4d..6cf631ad5d317070671c114b8c3080ae021ba6f4 100644 --- a/arch/microblaze/syscall_arch.h +++ b/arch/microblaze/syscall_arch.h @@ -102,3 +102,5 @@ static inline long __syscall6(long n, long a, long b, long c, long d, long e, lo #define SYSCALL_NO_INLINE #endif + +#define SYSCALL_IPC_BROKEN_MODE diff --git a/arch/sh/syscall_arch.h b/arch/sh/syscall_arch.h index 84758fe0a0bf946d4a57c020345c3df04d7a09c6..48f61d94a2f5d34d92f52e1cfc815fc098b6b6f9 100644 --- a/arch/sh/syscall_arch.h +++ b/arch/sh/syscall_arch.h @@ -86,3 +86,5 @@ static inline long __syscall6(long n, long a, long b, long c, long d, long e, lo register long r1 __asm__("r1") = f; __asm_syscall(22, "r"(r3), "r"(r4), "r"(r5), "r"(r6), "r"(r7), "0"(r0), "r"(r1)); } + +#define SYSCALL_IPC_BROKEN_MODE diff --git a/src/ipc/msgctl.c b/src/ipc/msgctl.c index 4372c71939cad44717423282cc6382842ffed1bd..ea9b23377e47dad684ae1e7cc72df2cab81faf4c 100644 --- a/src/ipc/msgctl.c +++ b/src/ipc/msgctl.c @@ -1,12 +1,34 @@ #include +#include #include "syscall.h" #include "ipc.h" +#if __BYTE_ORDER != __BIG_ENDIAN +#undef SYSCALL_IPC_BROKEN_MODE +#endif + int msgctl(int q, int cmd, struct msqid_ds *buf) { +#ifdef SYSCALL_IPC_BROKEN_MODE + struct msqid_ds tmp; + if (cmd == IPC_SET) { + tmp = *buf; + tmp.msg_perm.mode *= 0x10000U; + buf = &tmp; + } +#endif #ifdef SYS_msgctl - return syscall(SYS_msgctl, q, cmd | IPC_64, buf); + int r = __syscall(SYS_msgctl, q, cmd | IPC_64, buf); #else - return syscall(SYS_ipc, IPCOP_msgctl, q, cmd | IPC_64, 0, buf, 0); + int r = __syscall(SYS_ipc, IPCOP_msgctl, q, cmd | IPC_64, 0, buf, 0); +#endif +#ifdef SYSCALL_IPC_BROKEN_MODE + if (r >= 0) switch (cmd) { + case IPC_STAT: + case MSG_STAT: + case MSG_STAT_ANY: + buf->msg_perm.mode >>= 16; + } #endif + return __syscall_ret(r); } diff --git a/src/ipc/semctl.c b/src/ipc/semctl.c index 673a9a8c996b2bd18657b1dff7f6934ec34b2d69..941e28136adb5f25b3ad289e3fd541b057e0a3ad 100644 --- a/src/ipc/semctl.c +++ b/src/ipc/semctl.c @@ -1,8 +1,13 @@ #include #include +#include #include "syscall.h" #include "ipc.h" +#if __BYTE_ORDER != __BIG_ENDIAN +#undef SYSCALL_IPC_BROKEN_MODE +#endif + union semun { int val; struct semid_ds *buf; @@ -20,9 +25,26 @@ int semctl(int id, int num, int cmd, ...) arg = va_arg(ap, union semun); va_end(ap); } +#ifdef SYSCALL_IPC_BROKEN_MODE + struct semid_ds tmp; + if (cmd == IPC_SET) { + tmp = *arg.buf; + tmp.sem_perm.mode *= 0x10000U; + arg.buf = &tmp; + } +#endif #ifdef SYS_semctl - return syscall(SYS_semctl, id, num, cmd | IPC_64, arg.buf); + int r = __syscall(SYS_semctl, id, num, cmd | IPC_64, arg.buf); #else - return syscall(SYS_ipc, IPCOP_semctl, id, num, cmd | IPC_64, &arg.buf); + int r = __syscall(SYS_ipc, IPCOP_semctl, id, num, cmd | IPC_64, &arg.buf); +#endif +#ifdef SYSCALL_IPC_BROKEN_MODE + if (r >= 0) switch (cmd) { + case IPC_STAT: + case SEM_STAT: + case SEM_STAT_ANY: + arg.buf->sem_perm.mode >>= 16; + } #endif + return __syscall_ret(r); } diff --git a/src/ipc/shmctl.c b/src/ipc/shmctl.c index e2879f20aa8009e15f4b0851a9bf749f4e3dd4ad..c951a58156c92446510e2a98e64ea7a558e2eb83 100644 --- a/src/ipc/shmctl.c +++ b/src/ipc/shmctl.c @@ -1,12 +1,34 @@ #include +#include #include "syscall.h" #include "ipc.h" +#if __BYTE_ORDER != __BIG_ENDIAN +#undef SYSCALL_IPC_BROKEN_MODE +#endif + int shmctl(int id, int cmd, struct shmid_ds *buf) { +#ifdef SYSCALL_IPC_BROKEN_MODE + struct shmid_ds tmp; + if (cmd == IPC_SET) { + tmp = *buf; + tmp.shm_perm.mode *= 0x10000U; + buf = &tmp; + } +#endif #ifdef SYS_shmctl - return syscall(SYS_shmctl, id, cmd | IPC_64, buf); + int r = __syscall(SYS_shmctl, id, cmd | IPC_64, buf); #else - return syscall(SYS_ipc, IPCOP_shmctl, id, cmd | IPC_64, 0, buf, 0); + int r = __syscall(SYS_ipc, IPCOP_shmctl, id, cmd | IPC_64, 0, buf, 0); +#endif +#ifdef SYSCALL_IPC_BROKEN_MODE + if (r >= 0) switch (cmd) { + case IPC_STAT: + case SHM_STAT: + case SHM_STAT_ANY: + buf->shm_perm.mode >>= 16; + } #endif + return __syscall_ret(r); }