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Merge branch 'srs.master'

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pull/133/head
winlin 10 years ago
parent ec7343ffab 0f293802c8
commit eeec9c185f
3 changed files with 620 additions and 650 deletions
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9
trunk/research/st/common.h
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@ -67,7 +67,6 @@
#include "public.h"
#include "md.h"
/*****************************************
* Circular linked list definitions
*/
@ -137,7 +136,6 @@ typedef struct _st_clist {
typedef void (*_st_destructor_t)(void *);
typedef struct _st_stack {
_st_clist_t links;
char *vaddr; /* Base of stack's allocated memory */
@ -317,7 +315,6 @@ extern _st_eventsys_t *_st_eventsys;
#define _ST_FL_INTERRUPT 0x08
#define _ST_FL_TIMEDOUT 0x10
/*****************************************
* Pointer conversion
*/
@ -456,11 +453,9 @@ int st_cond_destroy(_st_cond_t *cvar);
int st_cond_timedwait(_st_cond_t *cvar, st_utime_t timeout);
int st_cond_signal(_st_cond_t *cvar);
ssize_t st_read(_st_netfd_t *fd, void *buf, size_t nbyte, st_utime_t timeout);
ssize_t st_write(_st_netfd_t *fd, const void *buf, size_t nbyte,
st_utime_t timeout);
ssize_t st_write(_st_netfd_t *fd, const void *buf, size_t nbyte, st_utime_t timeout);
int st_poll(struct pollfd *pds, int npds, st_utime_t timeout);
_st_thread_t *st_thread_create(void *(*start)(void *arg), void *arg,
int joinable, int stk_size);
_st_thread_t *st_thread_create(void *(*start)(void *arg), void *arg, int joinable, int stk_size);
#endif /* !__ST_COMMON_H__ */

32
trunk/research/st/md.h
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@ -57,9 +57,7 @@
/*****************************************
* Platform specifics
*/
#if defined (AIX)
#define MD_STACK_GROWS_DOWN
#define MD_USE_SYSV_ANON_MMAP
#define MD_ACCEPT_NB_INHERITED
@ -87,7 +85,6 @@
return (rt.tb_high * 1000000LL + rt.tb_low / 1000)
#elif defined (CYGWIN)
#define MD_STACK_GROWS_DOWN
#define MD_USE_BSD_ANON_MMAP
#define MD_ACCEPT_NB_NOT_INHERITED
@ -113,7 +110,6 @@
return (tv.tv_sec * 1000000LL + tv.tv_usec)
#elif defined (DARWIN)
#define MD_STACK_GROWS_DOWN
#define MD_USE_BSD_ANON_MMAP
#define MD_ACCEPT_NB_INHERITED
@ -146,7 +142,6 @@
return (tv.tv_sec * 1000000LL + tv.tv_usec)
#elif defined (FREEBSD)
#define MD_STACK_GROWS_DOWN
#define MD_USE_BSD_ANON_MMAP
#define MD_ACCEPT_NB_INHERITED
@ -178,7 +173,6 @@
return (tv.tv_sec * 1000000LL + tv.tv_usec)
#elif defined (HPUX)
#define MD_STACK_GROWS_UP
#define MD_USE_BSD_ANON_MMAP
#define MD_ACCEPT_NB_INHERITED
@ -216,7 +210,6 @@
return (tv.tv_sec * 1000000LL + tv.tv_usec)
#elif defined (IRIX)
#include <sys/syssgi.h>
#define MD_STACK_GROWS_DOWN
@ -263,7 +256,6 @@
#endif
#elif defined (LINUX)
/*
* These are properties of the linux kernel and are the same on every
* flavor and architecture.
@ -313,7 +305,6 @@
(_thread)->context[0].__jmpbuf[0] = (long) (_sp); \
(_thread)->context[0].__jmpbuf[17] = (long) (_bsp); \
ST_END_MACRO
#elif defined(__mips__)
#define MD_STACK_GROWS_DOWN
@ -323,9 +314,7 @@
_thread->context[0].__jmpbuf[0].__pc = (__ptr_t) _main; \
_thread->context[0].__jmpbuf[0].__sp = _sp; \
ST_END_MACRO
#else /* Not IA-64 or mips */
/*
* On linux, there are a few styles of jmpbuf format. These vary based
* on architecture/glibc combination.
@ -333,7 +322,6 @@
* Most of the glibc based toggles were lifted from:
* mozilla/nsprpub/pr/include/md/_linux.h
*/
/*
* Starting with glibc 2.4, JB_SP definitions are not public anymore.
* They, however, can still be found in glibc source tree in
@ -345,7 +333,6 @@
* functions as a setjmp/longjmp replacement wherever they are available
* unless USE_LIBC_SETJMP is defined.
*/
#if defined(__powerpc__)
#define MD_STACK_GROWS_DOWN
@ -359,7 +346,6 @@
#error "Untested use of old glibc on powerpc"
#define MD_GET_SP(_t) (_t)->context[0].__jmpbuf[0].__misc[0]
#endif /* glibc 2.1 or later */
#elif defined(__alpha)
#define MD_STACK_GROWS_DOWN
@ -373,13 +359,11 @@
#error "Untested use of old glibc on alpha"
#define MD_GET_SP(_t) (_t)->context[0].__jmpbuf[0].__sp
#endif
#elif defined(__mc68000__)
#define MD_STACK_GROWS_DOWN
/* m68k still uses old style sigjmp_buf */
#define MD_GET_SP(_t) (_t)->context[0].__jmpbuf[0].__sp
#elif defined(__sparc__)
#define MD_STACK_GROWS_DOWN
@ -393,7 +377,6 @@
#error "Untested use of old glic on sparc -- also using odd mozilla derived __fp"
#define MD_GET_SP(_t) (_t)->context[0].__jmpbuf[0].__fp
#endif
#elif defined(__i386__)
#define MD_STACK_GROWS_DOWN
#define MD_USE_BUILTIN_SETJMP
@ -408,7 +391,6 @@
#error "Untested use of old glibc on i386"
#define MD_GET_SP(_t) (_t)->context[0].__jmpbuf[0].__sp
#endif
#elif defined(__amd64__) || defined(__x86_64__)
#define MD_STACK_GROWS_DOWN
#define MD_USE_BUILTIN_SETJMP
@ -417,23 +399,20 @@
#define JB_RSP 6
#endif
#define MD_GET_SP(_t) (_t)->context[0].__jmpbuf[JB_RSP]
#elif defined(__arm__)
#define MD_STACK_GROWS_DOWN
#if defined(__GLIBC__) && __GLIBC__ >= 2
#define MD_GET_SP(_t) (_t)->context[0].__jmpbuf[20]
#define MD_GET_SP(_t) (_t)->context[0].__jmpbuf[8]
#else
#error "ARM/Linux pre-glibc2 not supported yet"
#endif /* defined(__GLIBC__) && __GLIBC__ >= 2 */
#elif defined(__s390__)
#define MD_STACK_GROWS_DOWN
/* There is no JB_SP in glibc at this time. (glibc 2.2.5)
*/
#define MD_GET_SP(_t) (_t)->context[0].__jmpbuf[0].__gregs[9]
#elif defined(__hppa__)
#define MD_STACK_GROWS_UP
@ -442,7 +421,6 @@
* use that...
*/
#define MD_GET_SP(_t) (*(long *)(((char *)&(_t)->context[0].__jmpbuf[0]) + 76))
#else
#error "Unknown CPU architecture"
#endif /* Cases with common MD_INIT_CONTEXT and different SP locations */
@ -453,7 +431,6 @@
_main(); \
MD_GET_SP(_thread) = (long) (_sp); \
ST_END_MACRO
#endif /* Cases with different MD_INIT_CONTEXT */
#if defined(MD_USE_BUILTIN_SETJMP) && !defined(USE_LIBC_SETJMP)
@ -468,7 +445,6 @@ extern void _st_md_cxt_restore(jmp_buf env, int val);
#endif
#elif defined (NETBSD)
#define MD_STACK_GROWS_DOWN
#define MD_USE_BSD_ANON_MMAP
#define MD_ACCEPT_NB_INHERITED
@ -503,7 +479,6 @@ extern void _st_md_cxt_restore(jmp_buf env, int val);
return (tv.tv_sec * 1000000LL + tv.tv_usec)
#elif defined (OPENBSD)
#define MD_STACK_GROWS_DOWN
#define MD_USE_BSD_ANON_MMAP
#define MD_ACCEPT_NB_INHERITED
@ -537,7 +512,6 @@ extern void _st_md_cxt_restore(jmp_buf env, int val);
return (tv.tv_sec * 1000000LL + tv.tv_usec)
#elif defined (OSF1)
#include <signal.h>
#define MD_STACK_GROWS_DOWN
@ -561,7 +535,6 @@ extern void _st_md_cxt_restore(jmp_buf env, int val);
return (tv.tv_sec * 1000000LL + tv.tv_usec)
#elif defined (SOLARIS)
#include <sys/filio.h>
extern int getpagesize(void);
@ -607,6 +580,9 @@ extern int getpagesize(void);
#error Unknown OS
#endif /* OS */
/*****************************************
* Other defines
*/
#if !defined(MD_HAVE_POLL) && !defined(MD_DONT_HAVE_POLL)
#define MD_HAVE_POLL
#endif

3
trunk/research/st/public.h
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@ -129,8 +129,7 @@ extern "C" {
extern void st_netfd_free(st_netfd_t fd);
extern int st_netfd_close(st_netfd_t fd);
extern int st_netfd_fileno(st_netfd_t fd);
extern void st_netfd_setspecific(st_netfd_t fd, void *value,
void (*destructor)(void *));
extern void st_netfd_setspecific(st_netfd_t fd, void *value, void (*destructor)(void *));
extern void *st_netfd_getspecific(st_netfd_t fd);
extern int st_netfd_serialize_accept(st_netfd_t fd);
extern int st_netfd_poll(st_netfd_t fd, int how, st_utime_t timeout);

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