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/cvs/Linux-AIO/AIO.xs
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Comparing Linux-AIO/AIO.xs (file contents):
Revision 1.23 by root, Wed Jun 29 15:28:14 2005 UTC vs.
Revision 1.26 by root, Thu Jul 7 23:17:23 2005 UTC

… …
8#include <sys/stat.h> 8#include <sys/stat.h>
9#include <unistd.h> 9#include <unistd.h>
10#include <fcntl.h> 10#include <fcntl.h>
11#include <signal.h> 11#include <signal.h>
12#include <sched.h> 12#include <sched.h>
13#include <endian.h>
13 14
14typedef void *InputStream; /* hack, but 5.6.1 is simply toooo old ;) */ 15typedef void *InputStream; /* hack, but 5.6.1 is simply toooo old ;) */
15typedef void *OutputStream; /* hack, but 5.6.1 is simply toooo old ;) */ 16typedef void *OutputStream; /* hack, but 5.6.1 is simply toooo old ;) */
16typedef void *InOutStream; /* hack, but 5.6.1 is simply toooo old ;) */ 17typedef void *InOutStream; /* hack, but 5.6.1 is simply toooo old ;) */
17 18
19// 128 seems to be enough most everywhere. alpha needs 256.
18#define STACKSIZE (128 * sizeof (long)) /* yeah */ 20#define STACKSIZE (256 * sizeof (long))
19 21
20enum { 22enum {
21 REQ_QUIT, 23 REQ_QUIT,
22 REQ_OPEN, REQ_CLOSE, REQ_READ, REQ_WRITE, 24 REQ_OPEN, REQ_CLOSE, REQ_READ, REQ_WRITE,
23 REQ_STAT, REQ_LSTAT, REQ_FSTAT, REQ_UNLINK 25 REQ_STAT, REQ_LSTAT, REQ_FSTAT, REQ_UNLINK
… …
231static sigset_t fullsigset; 233static sigset_t fullsigset;
232 234
233#undef errno 235#undef errno
234#include <asm/unistd.h> 236#include <asm/unistd.h>
235#include <sys/prctl.h> 237#include <sys/prctl.h>
238
239#if BYTE_ORDER == LITTLE_ENDIAN
240# define LONG_LONG_PAIR(HI, LO) LO, HI
241#elif BYTE_ORDER == BIG_ENDIAN
242# define LONG_LONG_PAIR(HI, LO) HI, LO
243#endif
244
245#if __alpha || __ia64 || __hppa || __v850__
246# define stat kernelstat
247# define stat64 kernelstat64
248# include <asm/stat.h>
249# undef stat
250# undef stat64
251#else
252# define kernelstat stat
253# define kernelstat64 stat64
254#endif
236 255
237#define COPY_STATDATA \ 256#define COPY_STATDATA \
238 req->statdata->st_dev = statdata.st_dev; \ 257 req->statdata->st_dev = statdata.st_dev; \
239 req->statdata->st_ino = statdata.st_ino; \ 258 req->statdata->st_ino = statdata.st_ino; \
240 req->statdata->st_mode = statdata.st_mode; \ 259 req->statdata->st_mode = statdata.st_mode; \
… …
262 _syscall3(int,write,int,fd,char *,buf,size_t,count) 281 _syscall3(int,write,int,fd,char *,buf,size_t,count)
263 282
264 _syscall3(int,open,char *,pathname,int,flags,mode_t,mode) 283 _syscall3(int,open,char *,pathname,int,flags,mode_t,mode)
265 _syscall1(int,close,int,fd) 284 _syscall1(int,close,int,fd)
266 285
267#ifdef __NR_pread64 286#if __NR_pread64
268 _syscall5(int,pread64,int,fd,char *,buf,size_t,count,unsigned int,offset_lo,unsigned int,offset_hi) 287 _syscall5(int,pread64,int,fd,char *,buf,size_t,count,unsigned int,offset_lh,unsigned int,offset_hl)
269 _syscall5(int,pwrite64,int,fd,char *,buf,size_t,count,unsigned int,offset_lo,unsigned int,offset_hi) 288 _syscall5(int,pwrite64,int,fd,char *,buf,size_t,count,unsigned int,offset_lh,unsigned int,offset_hl)
270#elif __NR_pread 289#elif __NR_pread
271 _syscall4(int,pread,int,fd,char *,buf,size_t,count,offset_t,offset) 290 _syscall4(int,pread,int,fd,char *,buf,size_t,count,offset_t,offset)
272 _syscall4(int,pwrite,int,fd,char *,buf,size_t,count,offset_t,offset) 291 _syscall4(int,pwrite,int,fd,char *,buf,size_t,count,offset_t,offset)
273#else 292#else
274# error "neither pread nor pread64 defined" 293# error "neither pread nor pread64 defined"
275#endif 294#endif
276 295
277 296
278#ifdef __NR_stat64 297#if __NR_stat64
279 _syscall2(int,stat64, const char *, filename, struct stat64 *, buf) 298 _syscall2(int,stat64, const char *, filename, struct kernelstat64 *, buf)
280 _syscall2(int,lstat64, const char *, filename, struct stat64 *, buf) 299 _syscall2(int,lstat64, const char *, filename, struct kernelstat64 *, buf)
281 _syscall2(int,fstat64, int, fd, struct stat64 *, buf) 300 _syscall2(int,fstat64, int, fd, struct kernelstat64 *, buf)
282#elif __NR_stat 301#elif __NR_stat
283 _syscall2(int,stat, const char *, filename, struct stat *, buf) 302 _syscall2(int,stat, const char *, filename, struct kernelstat *, buf)
284 _syscall2(int,lstat, const char *, filename, struct stat *, buf) 303 _syscall2(int,lstat, const char *, filename, struct kernelstat *, buf)
285 _syscall2(int,fstat, int, fd, struct stat *, buf) 304 _syscall2(int,fstat, int, fd, struct kernelstat *, buf)
286#else 305#else
287# error "neither stat64 nor stat defined" 306# error "neither stat64 nor stat defined"
288#endif 307#endif
289 308
290 _syscall1(int,unlink, char *, filename); 309 _syscall1(int,unlink, char *, filename);
… …
298 req->thread = thr; 317 req->thread = thr;
299 errno = 0; /* strictly unnecessary */ 318 errno = 0; /* strictly unnecessary */
300 319
301 switch (req->type) 320 switch (req->type)
302 { 321 {
303#ifdef __NR_pread64 322#if __NR_pread64
304 case REQ_READ: req->result = pread64 (req->fd, req->dataptr, req->length, req->offset & 0xffffffff, req->offset >> 32); break; 323 case REQ_READ: req->result = pread64 (req->fd, req->dataptr, req->length,
324 LONG_LONG_PAIR (req->offset >> 32, req->offset & 0xffffffff)); break;
305 case REQ_WRITE: req->result = pwrite64(req->fd, req->dataptr, req->length, req->offset & 0xffffffff, req->offset >> 32); break; 325 case REQ_WRITE: req->result = pwrite64(req->fd, req->dataptr, req->length,
326 LONG_LONG_PAIR (req->offset >> 32, req->offset & 0xffffffff)); break;
306#else 327#else
307 case REQ_READ: req->result = pread (req->fd, req->dataptr, req->length, req->offset); break; 328 case REQ_READ: req->result = pread (req->fd, req->dataptr, req->length, req->offset); break;
308 case REQ_WRITE: req->result = pwrite (req->fd, req->dataptr, req->length, req->offset); break; 329 case REQ_WRITE: req->result = pwrite (req->fd, req->dataptr, req->length, req->offset); break;
309#endif 330#endif
310#ifdef __NR_stat64 331#if __NR_stat64
311 struct stat64 statdata; 332 struct kernelstat64 statdata;
312 case REQ_STAT: req->result = stat64 (req->dataptr, &statdata); COPY_STATDATA; break; 333 case REQ_STAT: req->result = stat64 (req->dataptr, &statdata); COPY_STATDATA; break;
313 case REQ_LSTAT: req->result = lstat64 (req->dataptr, &statdata); COPY_STATDATA; break; 334 case REQ_LSTAT: req->result = lstat64 (req->dataptr, &statdata); COPY_STATDATA; break;
314 case REQ_FSTAT: req->result = fstat64 (req->fd, &statdata); COPY_STATDATA; break; 335 case REQ_FSTAT: req->result = fstat64 (req->fd, &statdata); COPY_STATDATA; break;
315#else 336#else
316 struct stat statdata; 337 struct kernelstat statdata;
317 case REQ_STAT: req->result = stat (req->dataptr, &statdata); COPY_STATDATA; break; 338 case REQ_STAT: req->result = stat (req->dataptr, &statdata); COPY_STATDATA; break;
318 case REQ_LSTAT: req->result = lstat (req->dataptr, &statdata); COPY_STATDATA; break; 339 case REQ_LSTAT: req->result = lstat (req->dataptr, &statdata); COPY_STATDATA; break;
319 case REQ_FSTAT: req->result = fstat (req->fd, &statdata); COPY_STATDATA; break; 340 case REQ_FSTAT: req->result = fstat (req->fd, &statdata); COPY_STATDATA; break;
320#endif 341#endif
321 case REQ_OPEN: req->result = open (req->dataptr, req->fd, req->mode); break; 342 case REQ_OPEN: req->result = open (req->dataptr, req->fd, req->mode); break;

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