diff options
Diffstat (limited to 'src/arch/generic')
-rw-r--r-- | src/arch/generic/lib.h | 21 | ||||
-rw-r--r-- | src/arch/generic/syscall.h | 87 |
2 files changed, 108 insertions, 0 deletions
diff --git a/src/arch/generic/lib.h b/src/arch/generic/lib.h new file mode 100644 index 0000000..737e795 --- /dev/null +++ b/src/arch/generic/lib.h @@ -0,0 +1,21 @@ +/* SPDX-License-Identifier: MIT */ + +#ifndef __INTERNAL__LIBURING_LIB_H + #error "This file should be included from src/lib.h (liburing)" +#endif + +#ifndef LIBURING_ARCH_GENERIC_LIB_H +#define LIBURING_ARCH_GENERIC_LIB_H + +static inline long get_page_size(void) +{ + long page_size; + + page_size = sysconf(_SC_PAGESIZE); + if (page_size < 0) + page_size = 4096; + + return page_size; +} + +#endif /* #ifndef LIBURING_ARCH_GENERIC_LIB_H */ diff --git a/src/arch/generic/syscall.h b/src/arch/generic/syscall.h new file mode 100644 index 0000000..fa93064 --- /dev/null +++ b/src/arch/generic/syscall.h @@ -0,0 +1,87 @@ +/* SPDX-License-Identifier: MIT */ + +#ifndef __INTERNAL__LIBURING_SYSCALL_H + #error "This file should be included from src/syscall.h (liburing)" +#endif + +#ifndef LIBURING_ARCH_GENERIC_SYSCALL_H +#define LIBURING_ARCH_GENERIC_SYSCALL_H + +static inline int ____sys_io_uring_register(int fd, unsigned opcode, + const void *arg, unsigned nr_args) +{ + int ret; + ret = syscall(__NR_io_uring_register, fd, opcode, arg, nr_args); + return (ret < 0) ? -errno : ret; +} + +static inline int ____sys_io_uring_setup(unsigned entries, + struct io_uring_params *p) +{ + int ret; + ret = syscall(__NR_io_uring_setup, entries, p); + return (ret < 0) ? -errno : ret; +} + +static inline int ____sys_io_uring_enter2(int fd, unsigned to_submit, + unsigned min_complete, unsigned flags, + sigset_t *sig, int sz) +{ + int ret; + ret = syscall(__NR_io_uring_enter, fd, to_submit, min_complete, flags, + sig, sz); + return (ret < 0) ? -errno : ret; +} + +static inline int ____sys_io_uring_enter(int fd, unsigned to_submit, + unsigned min_complete, unsigned flags, + sigset_t *sig) +{ + return ____sys_io_uring_enter2(fd, to_submit, min_complete, flags, sig, + _NSIG / 8); +} + +static inline void *__sys_mmap(void *addr, size_t length, int prot, int flags, + int fd, off_t offset) +{ + void *ret; + ret = mmap(addr, length, prot, flags, fd, offset); + return (ret == MAP_FAILED) ? ERR_PTR(-errno) : ret; +} + +static inline int __sys_munmap(void *addr, size_t length) +{ + int ret; + ret = munmap(addr, length); + return (ret < 0) ? -errno : ret; +} + +static inline int __sys_madvise(void *addr, size_t length, int advice) +{ + int ret; + ret = madvise(addr, length, advice); + return (ret < 0) ? -errno : ret; +} + +static inline int __sys_getrlimit(int resource, struct rlimit *rlim) +{ + int ret; + ret = getrlimit(resource, rlim); + return (ret < 0) ? -errno : ret; +} + +static inline int __sys_setrlimit(int resource, const struct rlimit *rlim) +{ + int ret; + ret = setrlimit(resource, rlim); + return (ret < 0) ? -errno : ret; +} + +static inline int __sys_close(int fd) +{ + int ret; + ret = close(fd); + return (ret < 0) ? -errno : ret; +} + +#endif /* #ifndef LIBURING_ARCH_GENERIC_SYSCALL_H */ |