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author | Jeremy Allison <jra@samba.org> | 2005-06-27 22:53:56 +0000 |
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committer | Gerald (Jerry) Carter <jerry@samba.org> | 2007-10-10 10:58:05 -0500 |
commit | f2f55d703d0dd549a83809d3e5cc5151569b48d6 (patch) | |
tree | f5c2e7747c6541d19472a0157215c54af1b2cd62 /source3/lib | |
parent | 7ebd74e6c502483b7f7c73943b698d6433c8c0b2 (diff) | |
download | samba-f2f55d703d0dd549a83809d3e5cc5151569b48d6.tar.gz samba-f2f55d703d0dd549a83809d3e5cc5151569b48d6.tar.bz2 samba-f2f55d703d0dd549a83809d3e5cc5151569b48d6.zip |
r7963: Add aio support to 3.0.
Jeremy.
(This used to be commit 1de27da47051af08790317f5b48b02719d6b9934)
Diffstat (limited to 'source3/lib')
-rw-r--r-- | source3/lib/system.c | 158 |
1 files changed, 158 insertions, 0 deletions
diff --git a/source3/lib/system.c b/source3/lib/system.c index 6c36544b77..6ac2cdf243 100644 --- a/source3/lib/system.c +++ b/source3/lib/system.c @@ -1846,3 +1846,161 @@ uint32 unix_dev_minor(SMB_DEV_T dev) return (uint32)(dev & 0xff); #endif } + +#if defined(WITH_AIO) + +/******************************************************************* + An aio_read wrapper that will deal with 64-bit sizes. +********************************************************************/ + +int sys_aio_read(SMB_STRUCT_AIOCB *aiocb) +{ +#if defined(HAVE_EXPLICIT_LARGEFILE_SUPPORT) && defined(HAVE_AIOCB64) && defined(HAVE_AIO_READ64) + return aio_read64(aiocb); +#elif defined(HAVE_AIO_READ) + return aio_read(aiocb); +#else + errno = ENOSYS; + return -1; +#endif +} + +/******************************************************************* + An aio_write wrapper that will deal with 64-bit sizes. +********************************************************************/ + +int sys_aio_write(SMB_STRUCT_AIOCB *aiocb) +{ +#if defined(HAVE_EXPLICIT_LARGEFILE_SUPPORT) && defined(HAVE_AIOCB64) && defined(HAVE_AIO_WRITE64) + return aio_write64(aiocb); +#elif defined(HAVE_AIO_WRITE) + return aio_write(aiocb); +#else + errno = ENOSYS; + return -1; +#endif +} + +/******************************************************************* + An aio_return wrapper that will deal with 64-bit sizes. +********************************************************************/ + +ssize_t sys_aio_return(SMB_STRUCT_AIOCB *aiocb) +{ +#if defined(HAVE_EXPLICIT_LARGEFILE_SUPPORT) && defined(HAVE_AIOCB64) && defined(HAVE_AIO_RETURN64) + return aio_return64(aiocb); +#elif defined(HAVE_AIO_RETURN) + return aio_return(aiocb); +#else + errno = ENOSYS; + return -1; +#endif +} + +/******************************************************************* + An aio_cancel wrapper that will deal with 64-bit sizes. +********************************************************************/ + +int sys_aio_cancel(int fd, SMB_STRUCT_AIOCB *aiocb) +{ +#if defined(HAVE_EXPLICIT_LARGEFILE_SUPPORT) && defined(HAVE_AIOCB64) && defined(HAVE_AIO_CANCEL64) + return aio_cancel64(fd, aiocb); +#elif defined(HAVE_AIO_CANCEL) + return aio_cancel(fd, aiocb); +#else + errno = ENOSYS; + return -1; +#endif +} + +/******************************************************************* + An aio_error wrapper that will deal with 64-bit sizes. +********************************************************************/ + +int sys_aio_error(const SMB_STRUCT_AIOCB *aiocb) +{ +#if defined(HAVE_EXPLICIT_LARGEFILE_SUPPORT) && defined(HAVE_AIOCB64) && defined(HAVE_AIO_ERROR64) + return aio_error64(aiocb); +#elif defined(HAVE_AIO_ERROR) + return aio_error(aiocb); +#else + errno = ENOSYS; + return -1; +#endif +} + +/******************************************************************* + An aio_fsync wrapper that will deal with 64-bit sizes. +********************************************************************/ + +int sys_aio_fsync(int op, SMB_STRUCT_AIOCB *aiocb) +{ +#if defined(HAVE_EXPLICIT_LARGEFILE_SUPPORT) && defined(HAVE_AIOCB64) && defined(HAVE_AIO_FSYNC64) + return aio_fsync64(op, aiocb); +#elif defined(HAVE_AIO_FSYNC) + return aio_fsync64(op, aiocb); +#else + errno = ENOSYS; + return -1; +#endif +} + +/******************************************************************* + An aio_fsync wrapper that will deal with 64-bit sizes. +********************************************************************/ + +int sys_aio_suspend(const SMB_STRUCT_AIOCB * const cblist[], int n, const struct timespec *timeout) +{ +#if defined(HAVE_EXPLICIT_LARGEFILE_SUPPORT) && defined(HAVE_AIOCB64) && defined(HAVE_AIO_SUSPEND64) + return aio_suspend64(cblist, n, timeout); +#elif defined(HAVE_AIO_FSYNC) + return aio_suspend(cblist, n, timeout); +#else + errno = ENOSYS; + return -1; +#endif +} +#else /* !WITH_AIO */ + +int sys_aio_read(SMB_STRUCT_AIOCB *aiocb) +{ + errno = ENOSYS; + return -1; +} + +int sys_aio_write(SMB_STRUCT_AIOCB *aiocb) +{ + errno = ENOSYS; + return -1; +} + +ssize_t sys_aio_return(SMB_STRUCT_AIOCB *aiocb) +{ + errno = ENOSYS; + return -1; +} + +int sys_aio_cancel(int fd, SMB_STRUCT_AIOCB *aiocb) +{ + errno = ENOSYS; + return -1; +} + +int sys_aio_error(const SMB_STRUCT_AIOCB *aiocb) +{ + errno = ENOSYS; + return -1; +} + +int sys_aio_fsync(int op, SMB_STRUCT_AIOCB *aiocb) +{ + errno = ENOSYS; + return -1; +} + +int sys_aio_suspend(const SMB_STRUCT_AIOCB * const cblist[], int n, const struct timespec *timeout) +{ + errno = ENOSYS; + return -1; +} +#endif /* WITH_AIO */ |