Update libuv

This commit is contained in:
KimLS
2017-02-25 14:30:35 -08:00
parent d402b25d69
commit 6033f48b47
115 changed files with 4304 additions and 893 deletions
+97 -14
View File
@@ -64,6 +64,11 @@
#define RDWR_BUF_SIZE 4096
#define EQ(a,b) (strcmp(a,b) == 0)
static void* args_mem = NULL;
static char** process_argv = NULL;
static int process_argc = 0;
static char* process_title_ptr = NULL;
int uv__platform_loop_init(uv_loop_t* loop) {
loop->fs_fd = -1;
@@ -156,7 +161,7 @@ void uv__io_poll(uv_loop_t* loop, int timeout) {
pqry.fd = pc.fd;
rc = pollset_query(loop->backend_fd, &pqry);
switch (rc) {
case -1:
case -1:
assert(0 && "Failed to query pollset for file descriptor");
abort();
case 0:
@@ -333,20 +338,20 @@ int uv_exepath(char* buffer, size_t* size) {
pi.pi_pid = getpid();
res = getargs(&pi, sizeof(pi), args, sizeof(args));
if (res < 0)
if (res < 0)
return -EINVAL;
/*
* Possibilities for args:
* i) an absolute path such as: /home/user/myprojects/nodejs/node
* ii) a relative path such as: ./node or ../myprojects/nodejs/node
* iii) a bare filename such as "node", after exporting PATH variable
* iii) a bare filename such as "node", after exporting PATH variable
* to its location.
*/
/* Case i) and ii) absolute or relative paths */
if (strchr(args, '/') != NULL) {
if (realpath(args, abspath) != abspath)
if (realpath(args, abspath) != abspath)
return -errno;
abspath_size = strlen(abspath);
@@ -360,7 +365,7 @@ int uv_exepath(char* buffer, size_t* size) {
return 0;
} else {
/* Case iii). Search PATH environment variable */
/* Case iii). Search PATH environment variable */
char trypath[PATH_MAX];
char *clonedpath = NULL;
char *token = NULL;
@@ -376,7 +381,7 @@ int uv_exepath(char* buffer, size_t* size) {
token = strtok(clonedpath, ":");
while (token != NULL) {
snprintf(trypath, sizeof(trypath) - 1, "%s/%s", token, args);
if (realpath(trypath, abspath) == abspath) {
if (realpath(trypath, abspath) == abspath) {
/* Check the match is executable */
if (access(abspath, X_OK) == 0) {
abspath_size = strlen(abspath);
@@ -452,7 +457,7 @@ static char *uv__rawname(char *cp) {
}
/*
/*
* Determine whether given pathname is a directory
* Returns 0 if the path is a directory, -1 if not
*
@@ -472,7 +477,7 @@ static int uv__path_is_a_directory(char* filename) {
}
/*
/*
* Check whether AHAFS is mounted.
* Returns 0 if AHAFS is mounted, or an error code < 0 on failure
*/
@@ -547,7 +552,7 @@ static int uv__makedir_p(const char *dir) {
return mkdir(tmp, S_IRWXU | S_IRWXG | S_IROTH | S_IXOTH);
}
/*
/*
* Creates necessary subdirectories in the AIX Event Infrastructure
* file system for monitoring the object specified.
* Returns code from mkdir call
@@ -665,7 +670,7 @@ static int uv__skip_lines(char **p, int n) {
/*
* Parse the event occurrence data to figure out what event just occurred
* and take proper action.
*
*
* The buf is a pointer to the buffer containing the event occurrence data
* Returns 0 on success, -1 if unrecoverable error in parsing
*
@@ -753,6 +758,13 @@ static void uv__ahafs_event(uv_loop_t* loop, uv__io_t* event_watch, unsigned int
assert((bytes >= 0) && "uv__ahafs_event - Error reading monitor file");
/* In file / directory move cases, AIX Event infrastructure
* produces a second event with no data.
* Ignore it and return gracefully.
*/
if(bytes == 0)
return;
/* Parse the data */
if(bytes > 0)
rc = uv__parse_data(result_data, &events, handle);
@@ -881,23 +893,94 @@ void uv__fs_event_close(uv_fs_event_t* handle) {
char** uv_setup_args(int argc, char** argv) {
return argv;
char** new_argv;
size_t size;
char* s;
int i;
if (argc <= 0)
return argv;
/* Save the original pointer to argv.
* AIX uses argv to read the process name.
* (Not the memory pointed to by argv[0..n] as on Linux.)
*/
process_argv = argv;
process_argc = argc;
/* Calculate how much memory we need for the argv strings. */
size = 0;
for (i = 0; i < argc; i++)
size += strlen(argv[i]) + 1;
/* Add space for the argv pointers. */
size += (argc + 1) * sizeof(char*);
new_argv = uv__malloc(size);
if (new_argv == NULL)
return argv;
args_mem = new_argv;
/* Copy over the strings and set up the pointer table. */
s = (char*) &new_argv[argc + 1];
for (i = 0; i < argc; i++) {
size = strlen(argv[i]) + 1;
memcpy(s, argv[i], size);
new_argv[i] = s;
s += size;
}
new_argv[i] = NULL;
return new_argv;
}
int uv_set_process_title(const char* title) {
char* new_title;
/* We cannot free this pointer when libuv shuts down,
* the process may still be using it.
*/
new_title = uv__strdup(title);
if (new_title == NULL)
return -ENOMEM;
/* If this is the first time this is set,
* don't free and set argv[1] to NULL.
*/
if (process_title_ptr != NULL)
uv__free(process_title_ptr);
process_title_ptr = new_title;
process_argv[0] = process_title_ptr;
if (process_argc > 1)
process_argv[1] = NULL;
return 0;
}
int uv_get_process_title(char* buffer, size_t size) {
if (size > 0) {
buffer[0] = '\0';
}
size_t len;
len = strlen(process_argv[0]);
if (buffer == NULL || size == 0)
return -EINVAL;
else if (size <= len)
return -ENOBUFS;
memcpy(buffer, process_argv[0], len + 1);
return 0;
}
UV_DESTRUCTOR(static void free_args_mem(void)) {
uv__free(args_mem); /* Keep valgrind happy. */
args_mem = NULL;
}
int uv_resident_set_memory(size_t* rss) {
char pp[64];
psinfo_t psinfo;
+20
View File
@@ -42,6 +42,13 @@ UV_UNUSED(static int cmpxchgi(int* ptr, int oldval, int newval)) {
const int out = (*(volatile int*) ptr);
__compare_and_swap(ptr, &oldval, newval);
return out;
#elif defined(__MVS__)
unsigned int op4;
if (__plo_CSST(ptr, (unsigned int*) &oldval, newval,
(unsigned int*) ptr, *ptr, &op4))
return oldval;
else
return op4;
#else
return __sync_val_compare_and_swap(ptr, oldval, newval);
#endif
@@ -63,6 +70,19 @@ UV_UNUSED(static long cmpxchgl(long* ptr, long oldval, long newval)) {
__compare_and_swap(ptr, &oldval, newval);
# endif /* if defined(__64BIT__) */
return out;
#elif defined (__MVS__)
#ifdef _LP64
unsigned long long op4;
if (__plo_CSSTGR(ptr, (unsigned long long*) &oldval, newval,
(unsigned long long*) ptr, *ptr, &op4))
#else
unsigned long op4;
if (__plo_CSST(ptr, (unsigned int*) &oldval, newval,
(unsigned int*) ptr, *ptr, &op4))
#endif
return oldval;
else
return op4;
#else
return __sync_val_compare_and_swap(ptr, oldval, newval);
#endif
+27 -26
View File
@@ -31,6 +31,7 @@
#include <sys/types.h>
#include <sys/stat.h>
#include <fcntl.h>
#include <sys/ioctl.h>
#include <sys/socket.h>
#include <sys/un.h>
#include <netinet/in.h>
@@ -40,11 +41,8 @@
#include <sys/resource.h> /* getrusage */
#include <pwd.h>
#ifdef __linux__
# include <sys/ioctl.h>
#endif
#ifdef __sun
# include <sys/filio.h>
# include <sys/types.h>
# include <sys/wait.h>
#endif
@@ -52,16 +50,16 @@
#ifdef __APPLE__
# include <mach-o/dyld.h> /* _NSGetExecutablePath */
# include <sys/filio.h>
# include <sys/ioctl.h>
# if defined(O_CLOEXEC)
# define UV__O_CLOEXEC O_CLOEXEC
# endif
#endif
#if defined(__FreeBSD__) || defined(__DragonFly__)
#if defined(__DragonFly__) || \
defined(__FreeBSD__) || \
defined(__FreeBSD_kernel__)
# include <sys/sysctl.h>
# include <sys/filio.h>
# include <sys/ioctl.h>
# include <sys/wait.h>
# define UV__O_CLOEXEC O_CLOEXEC
# if defined(__FreeBSD__) && __FreeBSD__ >= 10
@@ -74,14 +72,14 @@
# endif
#endif
#ifdef _AIX
#include <sys/ioctl.h>
#endif
#if defined(__ANDROID_API__) && __ANDROID_API__ < 21
# include <dlfcn.h> /* for dlsym */
#endif
#if defined(__MVS__)
#include <sys/ioctl.h>
#endif
static int uv__run_pending(uv_loop_t* loop);
/* Verify that uv_buf_t is ABI-compatible with struct iovec. */
@@ -100,7 +98,7 @@ uint64_t uv_hrtime(void) {
void uv_close(uv_handle_t* handle, uv_close_cb close_cb) {
assert(!(handle->flags & (UV_CLOSING | UV_CLOSED)));
assert(!uv__is_closing(handle));
handle->flags |= UV_CLOSING;
handle->close_cb = close_cb;
@@ -508,8 +506,8 @@ int uv__close_nocheckstdio(int fd) {
rc = close(fd);
if (rc == -1) {
rc = -errno;
if (rc == -EINTR)
rc = -EINPROGRESS; /* For platform/libc consistency. */
if (rc == -EINTR || rc == -EINPROGRESS)
rc = 0; /* The close is in progress, not an error. */
errno = saved_errno;
}
@@ -519,14 +517,14 @@ int uv__close_nocheckstdio(int fd) {
int uv__close(int fd) {
assert(fd > STDERR_FILENO); /* Catch stdio close bugs. */
#if defined(__MVS__)
epoll_file_close(fd);
#endif
return uv__close_nocheckstdio(fd);
}
#if defined(__linux__) || defined(__FreeBSD__) || defined(__APPLE__) || \
defined(_AIX) || defined(__DragonFly__)
int uv__nonblock(int fd, int set) {
int uv__nonblock_ioctl(int fd, int set) {
int r;
do
@@ -540,7 +538,7 @@ int uv__nonblock(int fd, int set) {
}
int uv__cloexec(int fd, int set) {
int uv__cloexec_ioctl(int fd, int set) {
int r;
do
@@ -553,10 +551,8 @@ int uv__cloexec(int fd, int set) {
return 0;
}
#else /* !(defined(__linux__) || defined(__FreeBSD__) || defined(__APPLE__) || \
defined(_AIX) || defined(__DragonFly__)) */
int uv__nonblock(int fd, int set) {
int uv__nonblock_fcntl(int fd, int set) {
int flags;
int r;
@@ -587,7 +583,7 @@ int uv__nonblock(int fd, int set) {
}
int uv__cloexec(int fd, int set) {
int uv__cloexec_fcntl(int fd, int set) {
int flags;
int r;
@@ -617,9 +613,6 @@ int uv__cloexec(int fd, int set) {
return 0;
}
#endif /* defined(__linux__) || defined(__FreeBSD__) || defined(__APPLE__) || \
defined(_AIX) || defined(__DragonFly__) */
/* This function is not execve-safe, there is a race window
* between the call to dup() and fcntl(FD_CLOEXEC).
@@ -931,6 +924,7 @@ int uv_getrusage(uv_rusage_t* rusage) {
rusage->ru_stime.tv_sec = usage.ru_stime.tv_sec;
rusage->ru_stime.tv_usec = usage.ru_stime.tv_usec;
#if !defined(__MVS__)
rusage->ru_maxrss = usage.ru_maxrss;
rusage->ru_ixrss = usage.ru_ixrss;
rusage->ru_idrss = usage.ru_idrss;
@@ -945,6 +939,7 @@ int uv_getrusage(uv_rusage_t* rusage) {
rusage->ru_nsignals = usage.ru_nsignals;
rusage->ru_nvcsw = usage.ru_nvcsw;
rusage->ru_nivcsw = usage.ru_nivcsw;
#endif
return 0;
}
@@ -1244,3 +1239,9 @@ void uv_os_free_passwd(uv_passwd_t* pwd) {
int uv_os_get_passwd(uv_passwd_t* pwd) {
return uv__getpwuid_r(pwd);
}
int uv_translate_sys_error(int sys_errno) {
/* If < 0 then it's already a libuv error. */
return sys_errno <= 0 ? sys_errno : -sys_errno;
}
+14 -4
View File
@@ -196,14 +196,24 @@ int uv_set_process_title(const char* title) {
int uv_get_process_title(char* buffer, size_t size) {
size_t len;
if (buffer == NULL || size == 0)
return -EINVAL;
if (process_title) {
strncpy(buffer, process_title, size);
len = strlen(process_title) + 1;
if (size < len)
return -ENOBUFS;
memcpy(buffer, process_title, len);
} else {
if (size > 0) {
buffer[0] = '\0';
}
len = 0;
}
buffer[len] = '\0';
return 0;
}
+91 -46
View File
@@ -46,9 +46,10 @@
#include <utime.h>
#include <poll.h>
#if defined(__DragonFly__) || \
defined(__FreeBSD__) || \
defined(__OpenBSD__) || \
#if defined(__DragonFly__) || \
defined(__FreeBSD__) || \
defined(__FreeBSD_kernel_) || \
defined(__OpenBSD__) || \
defined(__NetBSD__)
# define HAVE_PREADV 1
#else
@@ -128,8 +129,23 @@
static ssize_t uv__fs_fdatasync(uv_fs_t* req) {
#if defined(__linux__) || defined(__sun) || defined(__NetBSD__)
return fdatasync(req->file);
#elif defined(__APPLE__) && defined(SYS_fdatasync)
return syscall(SYS_fdatasync, req->file);
#elif defined(__APPLE__)
/* Apple's fdatasync and fsync explicitly do NOT flush the drive write cache
* to the drive platters. This is in contrast to Linux's fdatasync and fsync
* which do, according to recent man pages. F_FULLFSYNC is Apple's equivalent
* for flushing buffered data to permanent storage.
*/
return fcntl(req->file, F_FULLFSYNC);
#else
return fsync(req->file);
#endif
}
static ssize_t uv__fs_fsync(uv_fs_t* req) {
#if defined(__APPLE__)
/* See the comment in uv__fs_fdatasync. */
return fcntl(req->file, F_FULLFSYNC);
#else
return fsync(req->file);
#endif
@@ -151,9 +167,9 @@ static ssize_t uv__fs_futime(uv_fs_t* req) {
goto skip;
ts[0].tv_sec = req->atime;
ts[0].tv_nsec = (unsigned long)(req->atime * 1000000) % 1000000 * 1000;
ts[0].tv_nsec = (uint64_t)(req->atime * 1000000) % 1000000 * 1000;
ts[1].tv_sec = req->mtime;
ts[1].tv_nsec = (unsigned long)(req->mtime * 1000000) % 1000000 * 1000;
ts[1].tv_nsec = (uint64_t)(req->mtime * 1000000) % 1000000 * 1000;
r = uv__utimesat(req->file, NULL, ts, 0);
if (r == 0)
@@ -167,9 +183,9 @@ static ssize_t uv__fs_futime(uv_fs_t* req) {
skip:
tv[0].tv_sec = req->atime;
tv[0].tv_usec = (unsigned long)(req->atime * 1000000) % 1000000;
tv[0].tv_usec = (uint64_t)(req->atime * 1000000) % 1000000;
tv[1].tv_sec = req->mtime;
tv[1].tv_usec = (unsigned long)(req->mtime * 1000000) % 1000000;
tv[1].tv_usec = (uint64_t)(req->mtime * 1000000) % 1000000;
snprintf(path, sizeof(path), "/proc/self/fd/%d", (int) req->file);
r = utimes(path, tv);
@@ -193,14 +209,15 @@ skip:
#elif defined(__APPLE__) \
|| defined(__DragonFly__) \
|| defined(__FreeBSD__) \
|| defined(__FreeBSD_kernel__) \
|| defined(__NetBSD__) \
|| defined(__OpenBSD__) \
|| defined(__sun)
struct timeval tv[2];
tv[0].tv_sec = req->atime;
tv[0].tv_usec = (unsigned long)(req->atime * 1000000) % 1000000;
tv[0].tv_usec = (uint64_t)(req->atime * 1000000) % 1000000;
tv[1].tv_sec = req->mtime;
tv[1].tv_usec = (unsigned long)(req->mtime * 1000000) % 1000000;
tv[1].tv_usec = (uint64_t)(req->mtime * 1000000) % 1000000;
# if defined(__sun)
return futimesat(req->file, NULL, tv);
# else
@@ -209,10 +226,18 @@ skip:
#elif defined(_AIX71)
struct timespec ts[2];
ts[0].tv_sec = req->atime;
ts[0].tv_nsec = (unsigned long)(req->atime * 1000000) % 1000000 * 1000;
ts[0].tv_nsec = (uint64_t)(req->atime * 1000000) % 1000000 * 1000;
ts[1].tv_sec = req->mtime;
ts[1].tv_nsec = (unsigned long)(req->mtime * 1000000) % 1000000 * 1000;
ts[1].tv_nsec = (uint64_t)(req->mtime * 1000000) % 1000000 * 1000;
return futimens(req->file, ts);
#elif defined(__MVS__)
attrib_t atr;
memset(&atr, 0, sizeof(atr));
atr.att_mtimechg = 1;
atr.att_atimechg = 1;
atr.att_mtime = req->mtime;
atr.att_atime = req->atime;
return __fchattr(req->file, &atr, sizeof(atr));
#else
errno = ENOSYS;
return -1;
@@ -251,7 +276,7 @@ static ssize_t uv__fs_open(uv_fs_t* req) {
*/
if (r >= 0 && uv__cloexec(r, 1) != 0) {
r = uv__close(r);
if (r != 0 && r != -EINPROGRESS)
if (r != 0)
abort();
r = -1;
}
@@ -336,49 +361,45 @@ done:
}
#if defined(__OpenBSD__) || (defined(__APPLE__) && !defined(MAC_OS_X_VERSION_10_8))
static int uv__fs_scandir_filter(uv__dirent_t* dent) {
#if defined(__APPLE__) && !defined(MAC_OS_X_VERSION_10_8)
#define UV_CONST_DIRENT uv__dirent_t
#else
static int uv__fs_scandir_filter(const uv__dirent_t* dent) {
#define UV_CONST_DIRENT const uv__dirent_t
#endif
static int uv__fs_scandir_filter(UV_CONST_DIRENT* dent) {
return strcmp(dent->d_name, ".") != 0 && strcmp(dent->d_name, "..") != 0;
}
static int uv__fs_scandir_sort(UV_CONST_DIRENT** a, UV_CONST_DIRENT** b) {
return strcmp((*a)->d_name, (*b)->d_name);
}
static ssize_t uv__fs_scandir(uv_fs_t* req) {
uv__dirent_t **dents;
int saved_errno;
int n;
dents = NULL;
n = scandir(req->path, &dents, uv__fs_scandir_filter, alphasort);
n = scandir(req->path, &dents, uv__fs_scandir_filter, uv__fs_scandir_sort);
/* NOTE: We will use nbufs as an index field */
req->nbufs = 0;
if (n == 0)
goto out; /* osx still needs to deallocate some memory */
else if (n == -1)
if (n == 0) {
/* OS X still needs to deallocate some memory.
* Memory was allocated using the system allocator, so use free() here.
*/
free(dents);
dents = NULL;
} else if (n == -1) {
return n;
}
req->ptr = dents;
return n;
out:
saved_errno = errno;
if (dents != NULL) {
int i;
/* Memory was allocated using the system allocator, so use free() here. */
for (i = 0; i < n; i++)
free(dents[i]);
free(dents);
}
errno = saved_errno;
req->ptr = NULL;
return n;
}
@@ -595,7 +616,10 @@ static ssize_t uv__fs_sendfile(uv_fs_t* req) {
return -1;
}
#elif defined(__FreeBSD__) || defined(__APPLE__) || defined(__DragonFly__)
#elif defined(__APPLE__) || \
defined(__DragonFly__) || \
defined(__FreeBSD__) || \
defined(__FreeBSD_kernel__)
{
off_t len;
ssize_t r;
@@ -608,6 +632,15 @@ static ssize_t uv__fs_sendfile(uv_fs_t* req) {
#if defined(__FreeBSD__) || defined(__DragonFly__)
len = 0;
r = sendfile(in_fd, out_fd, req->off, req->bufsml[0].len, NULL, &len, 0);
#elif defined(__FreeBSD_kernel__)
len = 0;
r = bsd_sendfile(in_fd,
out_fd,
req->off,
req->bufsml[0].len,
NULL,
&len,
0);
#else
/* The darwin sendfile takes len as an input for the length to send,
* so make sure to initialize it with the caller's value. */
@@ -768,6 +801,11 @@ static void uv__to_stat(struct stat* src, uv_stat_t* dst) {
dst->st_flags = 0;
dst->st_gen = 0;
#elif !defined(_AIX) && ( \
defined(__DragonFly__) || \
defined(__FreeBSD__) || \
defined(__OpenBSD__) || \
defined(__NetBSD__) || \
defined(_GNU_SOURCE) || \
defined(_BSD_SOURCE) || \
defined(_SVID_SOURCE) || \
defined(_XOPEN_SOURCE) || \
@@ -778,9 +816,7 @@ static void uv__to_stat(struct stat* src, uv_stat_t* dst) {
dst->st_mtim.tv_nsec = src->st_mtim.tv_nsec;
dst->st_ctim.tv_sec = src->st_ctim.tv_sec;
dst->st_ctim.tv_nsec = src->st_ctim.tv_nsec;
# if defined(__DragonFly__) || \
defined(__FreeBSD__) || \
defined(__OpenBSD__) || \
# if defined(__FreeBSD__) || \
defined(__NetBSD__)
dst->st_birthtim.tv_sec = src->st_birthtim.tv_sec;
dst->st_birthtim.tv_nsec = src->st_birthtim.tv_nsec;
@@ -810,8 +846,11 @@ static void uv__to_stat(struct stat* src, uv_stat_t* dst) {
static int uv__fs_stat(const char *path, uv_stat_t *buf) {
struct stat pbuf;
int ret;
ret = stat(path, &pbuf);
uv__to_stat(&pbuf, buf);
if (ret == 0)
uv__to_stat(&pbuf, buf);
return ret;
}
@@ -819,8 +858,11 @@ static int uv__fs_stat(const char *path, uv_stat_t *buf) {
static int uv__fs_lstat(const char *path, uv_stat_t *buf) {
struct stat pbuf;
int ret;
ret = lstat(path, &pbuf);
uv__to_stat(&pbuf, buf);
if (ret == 0)
uv__to_stat(&pbuf, buf);
return ret;
}
@@ -828,8 +870,11 @@ static int uv__fs_lstat(const char *path, uv_stat_t *buf) {
static int uv__fs_fstat(int fd, uv_stat_t *buf) {
struct stat pbuf;
int ret;
ret = fstat(fd, &pbuf);
uv__to_stat(&pbuf, buf);
if (ret == 0)
uv__to_stat(&pbuf, buf);
return ret;
}
@@ -905,7 +950,7 @@ static void uv__fs_work(struct uv__work* w) {
X(FCHOWN, fchown(req->file, req->uid, req->gid));
X(FDATASYNC, uv__fs_fdatasync(req));
X(FSTAT, uv__fs_fstat(req->file, &req->statbuf));
X(FSYNC, fsync(req->file));
X(FSYNC, uv__fs_fsync(req));
X(FTRUNCATE, ftruncate(req->file, req->off));
X(FUTIME, uv__fs_futime(req));
X(LSTAT, uv__fs_lstat(req->path, &req->statbuf));
+24 -4
View File
@@ -38,6 +38,10 @@
# include "linux-syscalls.h"
#endif /* __linux__ */
#if defined(__MVS__)
# include "os390-syscalls.h"
#endif /* __MVS__ */
#if defined(__sun)
# include <sys/port.h>
# include <port.h>
@@ -52,7 +56,7 @@
#endif /* _AIX */
#if defined(__APPLE__) && !TARGET_OS_IPHONE
# include <CoreServices/CoreServices.h>
# include <AvailabilityMacros.h>
#endif
#if defined(__ANDROID__)
@@ -132,7 +136,8 @@ enum {
UV_TCP_KEEPALIVE = 0x800, /* Turn on keep-alive. */
UV_TCP_SINGLE_ACCEPT = 0x1000, /* Only accept() when idle. */
UV_HANDLE_IPV6 = 0x10000, /* Handle is bound to a IPv6 socket. */
UV_UDP_PROCESSING = 0x20000 /* Handle is running the send callback queue. */
UV_UDP_PROCESSING = 0x20000, /* Handle is running the send callback queue. */
UV_HANDLE_BOUND = 0x40000 /* Handle is bound to an address and port */
};
/* loop flags */
@@ -152,11 +157,26 @@ struct uv__stream_queued_fds_s {
};
#if defined(_AIX) || \
defined(__APPLE__) || \
defined(__DragonFly__) || \
defined(__FreeBSD__) || \
defined(__FreeBSD_kernel__) || \
defined(__linux__)
#define uv__cloexec uv__cloexec_ioctl
#define uv__nonblock uv__nonblock_ioctl
#else
#define uv__cloexec uv__cloexec_fcntl
#define uv__nonblock uv__nonblock_fcntl
#endif
/* core */
int uv__nonblock(int fd, int set);
int uv__cloexec_ioctl(int fd, int set);
int uv__cloexec_fcntl(int fd, int set);
int uv__nonblock_ioctl(int fd, int set);
int uv__nonblock_fcntl(int fd, int set);
int uv__close(int fd);
int uv__close_nocheckstdio(int fd);
int uv__cloexec(int fd, int set);
int uv__socket(int domain, int type, int protocol);
int uv__dup(int fd);
ssize_t uv__recvmsg(int fd, struct msghdr *msg, int flags);
+16 -6
View File
@@ -289,11 +289,13 @@ void uv__io_poll(uv_loop_t* loop, int timeout) {
if (nfds == 0) {
assert(timeout != -1);
timeout = real_timeout - timeout;
if (timeout > 0)
continue;
if (timeout == 0)
return;
return;
/* We may have been inside the system call for longer than |timeout|
* milliseconds so we need to update the timestamp to avoid drift.
*/
goto update_timeout;
}
if (nfds == -1) {
@@ -484,12 +486,20 @@ int uv_exepath(char* buffer, size_t* size) {
uint64_t uv_get_free_memory(void) {
return (uint64_t) sysconf(_SC_PAGESIZE) * sysconf(_SC_AVPHYS_PAGES);
struct sysinfo info;
if (sysinfo(&info) == 0)
return (uint64_t) info.freeram * info.mem_unit;
return 0;
}
uint64_t uv_get_total_memory(void) {
return (uint64_t) sysconf(_SC_PAGESIZE) * sysconf(_SC_PHYS_PAGES);
struct sysinfo info;
if (sysinfo(&info) == 0)
return (uint64_t) info.totalram * info.mem_unit;
return 0;
}
+4
View File
@@ -28,11 +28,15 @@
#include <unistd.h>
int uv_loop_init(uv_loop_t* loop) {
void* saved_data;
int err;
uv__signal_global_once_init();
saved_data = loop->data;
memset(loop, 0, sizeof(*loop));
loop->data = saved_data;
heap_init((struct heap*) &loop->timer_heap);
QUEUE_INIT(&loop->wq);
QUEUE_INIT(&loop->active_reqs);
+14 -4
View File
@@ -147,14 +147,24 @@ int uv_set_process_title(const char* title) {
int uv_get_process_title(char* buffer, size_t size) {
size_t len;
if (buffer == NULL || size == 0)
return -EINVAL;
if (process_title) {
strncpy(buffer, process_title, size);
len = strlen(process_title) + 1;
if (size < len)
return -ENOBUFS;
memcpy(buffer, process_title, len);
} else {
if (size > 0) {
buffer[0] = '\0';
}
len = 0;
}
buffer[len] = '\0';
return 0;
}
+14 -4
View File
@@ -169,14 +169,24 @@ int uv_set_process_title(const char* title) {
int uv_get_process_title(char* buffer, size_t size) {
size_t len;
if (buffer == NULL || size == 0)
return -EINVAL;
if (process_title) {
strncpy(buffer, process_title, size);
len = strlen(process_title) + 1;
if (size < len)
return -ENOBUFS;
memcpy(buffer, process_title, len);
} else {
if (size > 0) {
buffer[0] = '\0';
}
len = 0;
}
buffer[len] = '\0';
return 0;
}
+334
View File
@@ -0,0 +1,334 @@
/* Copyright libuv project contributors. All rights reserved.
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to
* deal in the Software without restriction, including without limitation the
* rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
* sell copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
* IN THE SOFTWARE.
*/
#include "os390-syscalls.h"
#include <errno.h>
#include <stdlib.h>
#include <assert.h>
#include <search.h>
#define CW_CONDVAR 32
#pragma linkage(BPX4CTW, OS)
#pragma linkage(BPX1CTW, OS)
static int number_of_epolls;
static QUEUE global_epoll_queue;
static uv_mutex_t global_epoll_lock;
static uv_once_t once = UV_ONCE_INIT;
int scandir(const char* maindir, struct dirent*** namelist,
int (*filter)(const struct dirent*),
int (*compar)(const struct dirent**,
const struct dirent **)) {
struct dirent** nl;
struct dirent* dirent;
unsigned count;
size_t allocated;
DIR* mdir;
nl = NULL;
count = 0;
allocated = 0;
mdir = opendir(maindir);
if (!mdir)
return -1;
while (1) {
dirent = readdir(mdir);
if (!dirent)
break;
if (!filter || filter(dirent)) {
struct dirent* copy;
copy = uv__malloc(sizeof(*copy));
if (!copy) {
while (count) {
dirent = nl[--count];
uv__free(dirent);
}
uv__free(nl);
closedir(mdir);
errno = ENOMEM;
return -1;
}
memcpy(copy, dirent, sizeof(*copy));
nl = uv__realloc(nl, sizeof(*copy) * (count + 1));
nl[count++] = copy;
}
}
qsort(nl, count, sizeof(struct dirent *),
(int (*)(const void *, const void *)) compar);
closedir(mdir);
*namelist = nl;
return count;
}
static unsigned int next_power_of_two(unsigned int val) {
val -= 1;
val |= val >> 1;
val |= val >> 2;
val |= val >> 4;
val |= val >> 8;
val |= val >> 16;
val += 1;
return val;
}
static void maybe_resize(uv__os390_epoll* lst, unsigned int len) {
unsigned int newsize;
unsigned int i;
struct pollfd* newlst;
if (len <= lst->size)
return;
newsize = next_power_of_two(len);
newlst = uv__realloc(lst->items, newsize * sizeof(lst->items[0]));
if (newlst == NULL)
abort();
for (i = lst->size; i < newsize; ++i)
newlst[i].fd = -1;
lst->items = newlst;
lst->size = newsize;
}
static void epoll_init() {
QUEUE_INIT(&global_epoll_queue);
if (uv_mutex_init(&global_epoll_lock))
abort();
}
uv__os390_epoll* epoll_create1(int flags) {
uv__os390_epoll* lst;
uv_once(&once, epoll_init);
uv_mutex_lock(&global_epoll_lock);
lst = uv__malloc(sizeof(*lst));
if (lst == -1)
return NULL;
QUEUE_INSERT_TAIL(&global_epoll_queue, &lst->member);
uv_mutex_unlock(&global_epoll_lock);
/* initialize list */
lst->size = 0;
lst->items = NULL;
return lst;
}
int epoll_ctl(uv__os390_epoll* lst,
int op,
int fd,
struct epoll_event *event) {
if(op == EPOLL_CTL_DEL) {
if (fd >= lst->size || lst->items[fd].fd == -1) {
errno = ENOENT;
return -1;
}
lst->items[fd].fd = -1;
} else if(op == EPOLL_CTL_ADD) {
maybe_resize(lst, fd + 1);
if (lst->items[fd].fd != -1) {
errno = EEXIST;
return -1;
}
lst->items[fd].fd = fd;
lst->items[fd].events = event->events;
} else if(op == EPOLL_CTL_MOD) {
if (fd >= lst->size || lst->items[fd].fd == -1) {
errno = ENOENT;
return -1;
}
lst->items[fd].events = event->events;
} else
abort();
return 0;
}
int epoll_wait(uv__os390_epoll* lst, struct epoll_event* events,
int maxevents, int timeout) {
size_t size;
struct pollfd* pfds;
int pollret;
int reventcount;
uv_mutex_lock(&global_epoll_lock);
uv_mutex_unlock(&global_epoll_lock);
size = lst->size;
pfds = lst->items;
pollret = poll(pfds, size, timeout);
if(pollret == -1)
return pollret;
reventcount = 0;
for (int i = 0; i < lst->size && i < maxevents; ++i) {
struct epoll_event ev;
ev.events = 0;
ev.fd = pfds[i].fd;
if(!pfds[i].revents)
continue;
if(pfds[i].revents & POLLRDNORM)
ev.events = ev.events | POLLIN;
if(pfds[i].revents & POLLWRNORM)
ev.events = ev.events | POLLOUT;
if(pfds[i].revents & POLLHUP)
ev.events = ev.events | POLLHUP;
pfds[i].revents = 0;
events[reventcount++] = ev;
}
return reventcount;
}
int epoll_file_close(int fd) {
QUEUE* q;
uv_once(&once, epoll_init);
uv_mutex_lock(&global_epoll_lock);
QUEUE_FOREACH(q, &global_epoll_queue) {
uv__os390_epoll* lst;
lst = QUEUE_DATA(q, uv__os390_epoll, member);
if (fd < lst->size && lst->items != NULL && lst->items[fd].fd != -1)
lst->items[fd].fd = -1;
}
uv_mutex_unlock(&global_epoll_lock);
return 0;
}
void epoll_queue_close(uv__os390_epoll* lst) {
uv_mutex_lock(&global_epoll_lock);
QUEUE_REMOVE(&lst->member);
uv_mutex_unlock(&global_epoll_lock);
uv__free(lst->items);
lst->items = NULL;
}
int nanosleep(const struct timespec* req, struct timespec* rem) {
unsigned nano;
unsigned seconds;
unsigned events;
unsigned secrem;
unsigned nanorem;
int rv;
int rc;
int rsn;
nano = (int)req->tv_nsec;
seconds = req->tv_sec;
events = CW_CONDVAR;
#if defined(_LP64)
BPX4CTW(&seconds, &nano, &events, &secrem, &nanorem, &rv, &rc, &rsn);
#else
BPX1CTW(&seconds, &nano, &events, &secrem, &nanorem, &rv, &rc, &rsn);
#endif
assert(rv == -1 && errno == EAGAIN);
if(rem != NULL) {
rem->tv_nsec = nanorem;
rem->tv_sec = secrem;
}
return 0;
}
char* mkdtemp(char* path) {
static const char* tempchars =
"abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789";
static const size_t num_chars = 62;
static const size_t num_x = 6;
char *ep, *cp;
unsigned int tries, i;
size_t len;
uint64_t v;
int fd;
int retval;
int saved_errno;
len = strlen(path);
ep = path + len;
if (len < num_x || strncmp(ep - num_x, "XXXXXX", num_x)) {
errno = EINVAL;
return NULL;
}
fd = open("/dev/urandom", O_RDONLY);
if (fd == -1)
return NULL;
tries = TMP_MAX;
retval = -1;
do {
if (read(fd, &v, sizeof(v)) != sizeof(v))
break;
cp = ep - num_x;
for (i = 0; i < num_x; i++) {
*cp++ = tempchars[v % num_chars];
v /= num_chars;
}
if (mkdir(path, S_IRWXU) == 0) {
retval = 0;
break;
}
else if (errno != EEXIST)
break;
} while (--tries);
saved_errno = errno;
uv__close(fd);
if (tries == 0) {
errno = EEXIST;
return NULL;
}
if (retval == -1) {
errno = saved_errno;
return NULL;
}
return path;
}
+69
View File
@@ -0,0 +1,69 @@
/* Copyright libuv project contributors. All rights reserved.
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to
* deal in the Software without restriction, including without limitation the
* rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
* sell copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
* IN THE SOFTWARE.
*/
#ifndef UV_OS390_SYSCALL_H_
#define UV_OS390_SYSCALL_H_
#include "uv.h"
#include "internal.h"
#include <dirent.h>
#include <poll.h>
#include <pthread.h>
#define EPOLL_CTL_ADD 1
#define EPOLL_CTL_DEL 2
#define EPOLL_CTL_MOD 3
#define MAX_EPOLL_INSTANCES 256
#define MAX_ITEMS_PER_EPOLL 1024
#define UV__O_CLOEXEC 0x80000
#define UV__EPOLL_CLOEXEC UV__O_CLOEXEC
#define UV__EPOLL_CTL_ADD EPOLL_CTL_ADD
#define UV__EPOLL_CTL_DEL EPOLL_CTL_DEL
#define UV__EPOLL_CTL_MOD EPOLL_CTL_MOD
struct epoll_event {
int events;
int fd;
};
typedef struct {
QUEUE member;
struct pollfd* items;
unsigned long size;
} uv__os390_epoll;
/* epoll api */
uv__os390_epoll* epoll_create1(int flags);
int epoll_ctl(uv__os390_epoll* ep, int op, int fd, struct epoll_event *event);
int epoll_wait(uv__os390_epoll* ep, struct epoll_event *events, int maxevents, int timeout);
int epoll_file_close(int fd);
/* utility functions */
int nanosleep(const struct timespec* req, struct timespec* rem);
int scandir(const char* maindir, struct dirent*** namelist,
int (*filter)(const struct dirent *),
int (*compar)(const struct dirent **,
const struct dirent **));
char *mkdtemp(char* path);
#endif /* UV_OS390_SYSCALL_H_ */
+865
View File
@@ -0,0 +1,865 @@
/* Copyright libuv project contributors. All rights reserved.
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to
* deal in the Software without restriction, including without limitation the
* rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
* sell copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
* IN THE SOFTWARE.
*/
#include "internal.h"
#include <sys/ioctl.h>
#include <net/if.h>
#include <utmpx.h>
#include <unistd.h>
#include <sys/ps.h>
#if defined(__clang__)
#include "csrsic.h"
#else
#include "//'SYS1.SAMPLIB(CSRSIC)'"
#endif
#define CVT_PTR 0x10
#define CSD_OFFSET 0x294
/*
Long-term average CPU service used by this logical partition,
in millions of service units per hour. If this value is above
the partition's defined capacity, the partition will be capped.
It is calculated using the physical CPU adjustment factor
(RCTPCPUA) so it may not match other measures of service which
are based on the logical CPU adjustment factor. It is available
if the hardware supports LPAR cluster.
*/
#define RCTLACS_OFFSET 0xC4
/* 32-bit count of alive CPUs. This includes both CPs and IFAs */
#define CSD_NUMBER_ONLINE_CPUS 0xD4
/* Address of system resources manager (SRM) control table */
#define CVTOPCTP_OFFSET 0x25C
/* Address of the RCT table */
#define RMCTRCT_OFFSET 0xE4
/* Address of the rsm control and enumeration area. */
#define CVTRCEP_OFFSET 0x490
/*
Number of frames currently available to system.
Excluded are frames backing perm storage, frames offline, and bad frames.
*/
#define RCEPOOL_OFFSET 0x004
/* Total number of frames currently on all available frame queues. */
#define RCEAFC_OFFSET 0x088
/* CPC model length from the CSRSI Service. */
#define CPCMODEL_LENGTH 16
/* Thread Entry constants */
#define PGTH_CURRENT 1
#define PGTH_LEN 26
#define PGTHAPATH 0x20
#pragma linkage(BPX4GTH, OS)
#pragma linkage(BPX1GTH, OS)
typedef unsigned data_area_ptr_assign_type;
typedef union {
struct {
#if defined(_LP64)
data_area_ptr_assign_type lower;
#endif
data_area_ptr_assign_type assign;
};
char* deref;
} data_area_ptr;
void uv_loadavg(double avg[3]) {
/* TODO: implement the following */
avg[0] = 0;
avg[1] = 0;
avg[2] = 0;
}
int uv__platform_loop_init(uv_loop_t* loop) {
uv__os390_epoll* ep;
ep = epoll_create1(UV__EPOLL_CLOEXEC);
loop->ep = ep;
if (ep == NULL)
return -errno;
return 0;
}
void uv__platform_loop_delete(uv_loop_t* loop) {
if (loop->ep != NULL) {
epoll_queue_close(loop->ep);
loop->ep = NULL;
}
}
uint64_t uv__hrtime(uv_clocktype_t type) {
struct timeval time;
gettimeofday(&time, NULL);
return (uint64_t) time.tv_sec * 1e9 + time.tv_usec * 1e3;
}
/*
Get the exe path using the thread entry information
in the address space.
*/
static int getexe(const int pid, char* buf, size_t len) {
struct {
int pid;
int thid[2];
char accesspid;
char accessthid;
char asid[2];
char loginname[8];
char flag;
char len;
} Input_data;
union {
struct {
char gthb[4];
int pid;
int thid[2];
char accesspid;
char accessthid[3];
int lenused;
int offsetProcess;
int offsetConTTY;
int offsetPath;
int offsetCommand;
int offsetFileData;
int offsetThread;
} Output_data;
char buf[2048];
} Output_buf;
struct Output_path_type {
char gthe[4];
short int len;
char path[1024];
};
int Input_length;
int Output_length;
void* Input_address;
void* Output_address;
struct Output_path_type* Output_path;
int rv;
int rc;
int rsn;
Input_length = PGTH_LEN;
Output_length = sizeof(Output_buf);
Output_address = &Output_buf;
Input_address = &Input_data;
memset(&Input_data, 0, sizeof Input_data);
Input_data.flag |= PGTHAPATH;
Input_data.pid = pid;
Input_data.accesspid = PGTH_CURRENT;
#ifdef _LP64
BPX4GTH(&Input_length,
&Input_address,
&Output_length,
&Output_address,
&rv,
&rc,
&rsn);
#else
BPX1GTH(&Input_length,
&Input_address,
&Output_length,
&Output_address,
&rv,
&rc,
&rsn);
#endif
if (rv == -1) {
errno = rc;
return -1;
}
/* Check highest byte to ensure data availability */
assert(((Output_buf.Output_data.offsetPath >>24) & 0xFF) == 'A');
/* Get the offset from the lowest 3 bytes */
Output_path = (char*)(&Output_buf) +
(Output_buf.Output_data.offsetPath & 0x00FFFFFF);
if (Output_path->len >= len) {
errno = ENOBUFS;
return -1;
}
strncpy(buf, Output_path->path, len);
return 0;
}
/*
* We could use a static buffer for the path manipulations that we need outside
* of the function, but this function could be called by multiple consumers and
* we don't want to potentially create a race condition in the use of snprintf.
* There is no direct way of getting the exe path in zOS - either through /procfs
* or through some libc APIs. The below approach is to parse the argv[0]'s pattern
* and use it in conjunction with PATH environment variable to craft one.
*/
int uv_exepath(char* buffer, size_t* size) {
int res;
char args[PATH_MAX];
char abspath[PATH_MAX];
size_t abspath_size;
int pid;
if (buffer == NULL || size == NULL || *size == 0)
return -EINVAL;
pid = getpid();
res = getexe(pid, args, sizeof(args));
if (res < 0)
return -EINVAL;
/*
* Possibilities for args:
* i) an absolute path such as: /home/user/myprojects/nodejs/node
* ii) a relative path such as: ./node or ../myprojects/nodejs/node
* iii) a bare filename such as "node", after exporting PATH variable
* to its location.
*/
/* Case i) and ii) absolute or relative paths */
if (strchr(args, '/') != NULL) {
if (realpath(args, abspath) != abspath)
return -errno;
abspath_size = strlen(abspath);
*size -= 1;
if (*size > abspath_size)
*size = abspath_size;
memcpy(buffer, abspath, *size);
buffer[*size] = '\0';
return 0;
} else {
/* Case iii). Search PATH environment variable */
char trypath[PATH_MAX];
char* clonedpath = NULL;
char* token = NULL;
char* path = getenv("PATH");
if (path == NULL)
return -EINVAL;
clonedpath = uv__strdup(path);
if (clonedpath == NULL)
return -ENOMEM;
token = strtok(clonedpath, ":");
while (token != NULL) {
snprintf(trypath, sizeof(trypath) - 1, "%s/%s", token, args);
if (realpath(trypath, abspath) == abspath) {
/* Check the match is executable */
if (access(abspath, X_OK) == 0) {
abspath_size = strlen(abspath);
*size -= 1;
if (*size > abspath_size)
*size = abspath_size;
memcpy(buffer, abspath, *size);
buffer[*size] = '\0';
uv__free(clonedpath);
return 0;
}
}
token = strtok(NULL, ":");
}
uv__free(clonedpath);
/* Out of tokens (path entries), and no match found */
return -EINVAL;
}
}
uint64_t uv_get_free_memory(void) {
uint64_t freeram;
data_area_ptr cvt = {0};
data_area_ptr rcep = {0};
cvt.assign = *(data_area_ptr_assign_type*)(CVT_PTR);
rcep.assign = *(data_area_ptr_assign_type*)(cvt.deref + CVTRCEP_OFFSET);
freeram = *((uint64_t*)(rcep.deref + RCEAFC_OFFSET)) * 4;
return freeram;
}
uint64_t uv_get_total_memory(void) {
uint64_t totalram;
data_area_ptr cvt = {0};
data_area_ptr rcep = {0};
cvt.assign = *(data_area_ptr_assign_type*)(CVT_PTR);
rcep.assign = *(data_area_ptr_assign_type*)(cvt.deref + CVTRCEP_OFFSET);
totalram = *((uint64_t*)(rcep.deref + RCEPOOL_OFFSET)) * 4;
return totalram;
}
int uv_resident_set_memory(size_t* rss) {
W_PSPROC buf;
memset(&buf, 0, sizeof(buf));
if (w_getpsent(0, &buf, sizeof(W_PSPROC)) == -1)
return -EINVAL;
*rss = buf.ps_size;
return 0;
}
int uv_uptime(double* uptime) {
struct utmpx u ;
struct utmpx *v;
time64_t t;
u.ut_type = BOOT_TIME;
v = getutxid(&u);
if (v == NULL)
return -1;
*uptime = difftime64(time64(&t), v->ut_tv.tv_sec);
return 0;
}
int uv_cpu_info(uv_cpu_info_t** cpu_infos, int* count) {
uv_cpu_info_t* cpu_info;
int result;
int idx;
siv1v2 info;
data_area_ptr cvt = {0};
data_area_ptr csd = {0};
data_area_ptr rmctrct = {0};
data_area_ptr cvtopctp = {0};
int cpu_usage_avg;
cvt.assign = *(data_area_ptr_assign_type*)(CVT_PTR);
csd.assign = *((data_area_ptr_assign_type *) (cvt.deref + CSD_OFFSET));
cvtopctp.assign = *((data_area_ptr_assign_type *) (cvt.deref + CVTOPCTP_OFFSET));
rmctrct.assign = *((data_area_ptr_assign_type *) (cvtopctp.deref + RMCTRCT_OFFSET));
*count = *((int*) (csd.deref + CSD_NUMBER_ONLINE_CPUS));
cpu_usage_avg = *((unsigned short int*) (rmctrct.deref + RCTLACS_OFFSET));
*cpu_infos = uv__malloc(*count * sizeof(uv_cpu_info_t));
if (!*cpu_infos)
return -ENOMEM;
cpu_info = *cpu_infos;
idx = 0;
while (idx < *count) {
cpu_info->speed = *(int*)(info.siv1v2si22v1.si22v1cpucapability);
cpu_info->model = uv__malloc(CPCMODEL_LENGTH + 1);
memset(cpu_info->model, '\0', CPCMODEL_LENGTH + 1);
memcpy(cpu_info->model, info.siv1v2si11v1.si11v1cpcmodel, CPCMODEL_LENGTH);
cpu_info->cpu_times.user = cpu_usage_avg;
/* TODO: implement the following */
cpu_info->cpu_times.sys = 0;
cpu_info->cpu_times.idle = 0;
cpu_info->cpu_times.irq = 0;
cpu_info->cpu_times.nice = 0;
++cpu_info;
++idx;
}
return 0;
}
void uv_free_cpu_info(uv_cpu_info_t* cpu_infos, int count) {
for (int i = 0; i < count; ++i)
uv__free(cpu_infos[i].model);
uv__free(cpu_infos);
}
static int uv__interface_addresses_v6(uv_interface_address_t** addresses,
int* count) {
uv_interface_address_t* address;
int sockfd;
int maxsize;
__net_ifconf6header_t ifc;
__net_ifconf6entry_t* ifr;
__net_ifconf6entry_t* p;
__net_ifconf6entry_t flg;
*count = 0;
/* Assume maximum buffer size allowable */
maxsize = 16384;
if (0 > (sockfd = socket(AF_INET, SOCK_DGRAM, IPPROTO_IP)))
return -errno;
ifc.__nif6h_version = 1;
ifc.__nif6h_buflen = maxsize;
ifc.__nif6h_buffer = uv__calloc(1, maxsize);;
if (ioctl(sockfd, SIOCGIFCONF6, &ifc) == -1) {
uv__close(sockfd);
return -errno;
}
*count = 0;
ifr = (__net_ifconf6entry_t*)(ifc.__nif6h_buffer);
while ((char*)ifr < (char*)ifc.__nif6h_buffer + ifc.__nif6h_buflen) {
p = ifr;
ifr = (__net_ifconf6entry_t*)((char*)ifr + ifc.__nif6h_entrylen);
if (!(p->__nif6e_addr.sin6_family == AF_INET6 ||
p->__nif6e_addr.sin6_family == AF_INET))
continue;
if (!(p->__nif6e_flags & _NIF6E_FLAGS_ON_LINK_ACTIVE))
continue;
++(*count);
}
/* Alloc the return interface structs */
*addresses = uv__malloc(*count * sizeof(uv_interface_address_t));
if (!(*addresses)) {
uv__close(sockfd);
return -ENOMEM;
}
address = *addresses;
ifr = (__net_ifconf6entry_t*)(ifc.__nif6h_buffer);
while ((char*)ifr < (char*)ifc.__nif6h_buffer + ifc.__nif6h_buflen) {
p = ifr;
ifr = (__net_ifconf6entry_t*)((char*)ifr + ifc.__nif6h_entrylen);
if (!(p->__nif6e_addr.sin6_family == AF_INET6 ||
p->__nif6e_addr.sin6_family == AF_INET))
continue;
if (!(p->__nif6e_flags & _NIF6E_FLAGS_ON_LINK_ACTIVE))
continue;
/* All conditions above must match count loop */
address->name = uv__strdup(p->__nif6e_name);
if (p->__nif6e_addr.sin6_family == AF_INET6)
address->address.address6 = *((struct sockaddr_in6*) &p->__nif6e_addr);
else
address->address.address4 = *((struct sockaddr_in*) &p->__nif6e_addr);
/* TODO: Retrieve netmask using SIOCGIFNETMASK ioctl */
address->is_internal = flg.__nif6e_flags & _NIF6E_FLAGS_LOOPBACK ? 1 : 0;
address++;
}
uv__close(sockfd);
return 0;
}
int uv_interface_addresses(uv_interface_address_t** addresses, int* count) {
uv_interface_address_t* address;
int sockfd;
int maxsize;
struct ifconf ifc;
struct ifreq flg;
struct ifreq* ifr;
struct ifreq* p;
int count_v6;
/* get the ipv6 addresses first */
uv_interface_address_t* addresses_v6;
uv__interface_addresses_v6(&addresses_v6, &count_v6);
/* now get the ipv4 addresses */
*count = 0;
/* Assume maximum buffer size allowable */
maxsize = 16384;
sockfd = socket(AF_INET, SOCK_DGRAM, IPPROTO_IP);
if (0 > sockfd)
return -errno;
ifc.ifc_req = uv__calloc(1, maxsize);
ifc.ifc_len = maxsize;
if (ioctl(sockfd, SIOCGIFCONF, &ifc) == -1) {
uv__close(sockfd);
return -errno;
}
#define MAX(a,b) (((a)>(b))?(a):(b))
#define ADDR_SIZE(p) MAX((p).sa_len, sizeof(p))
/* Count all up and running ipv4/ipv6 addresses */
ifr = ifc.ifc_req;
while ((char*)ifr < (char*)ifc.ifc_req + ifc.ifc_len) {
p = ifr;
ifr = (struct ifreq*)
((char*)ifr + sizeof(ifr->ifr_name) + ADDR_SIZE(ifr->ifr_addr));
if (!(p->ifr_addr.sa_family == AF_INET6 ||
p->ifr_addr.sa_family == AF_INET))
continue;
memcpy(flg.ifr_name, p->ifr_name, sizeof(flg.ifr_name));
if (ioctl(sockfd, SIOCGIFFLAGS, &flg) == -1) {
uv__close(sockfd);
return -errno;
}
if (!(flg.ifr_flags & IFF_UP && flg.ifr_flags & IFF_RUNNING))
continue;
(*count)++;
}
/* Alloc the return interface structs */
*addresses = uv__malloc((*count + count_v6) *
sizeof(uv_interface_address_t));
if (!(*addresses)) {
uv__close(sockfd);
return -ENOMEM;
}
address = *addresses;
/* copy over the ipv6 addresses */
memcpy(address, addresses_v6, count_v6 * sizeof(uv_interface_address_t));
address += count_v6;
*count += count_v6;
uv__free(addresses_v6);
ifr = ifc.ifc_req;
while ((char*)ifr < (char*)ifc.ifc_req + ifc.ifc_len) {
p = ifr;
ifr = (struct ifreq*)
((char*)ifr + sizeof(ifr->ifr_name) + ADDR_SIZE(ifr->ifr_addr));
if (!(p->ifr_addr.sa_family == AF_INET6 ||
p->ifr_addr.sa_family == AF_INET))
continue;
memcpy(flg.ifr_name, p->ifr_name, sizeof(flg.ifr_name));
if (ioctl(sockfd, SIOCGIFFLAGS, &flg) == -1) {
uv__close(sockfd);
return -ENOSYS;
}
if (!(flg.ifr_flags & IFF_UP && flg.ifr_flags & IFF_RUNNING))
continue;
/* All conditions above must match count loop */
address->name = uv__strdup(p->ifr_name);
if (p->ifr_addr.sa_family == AF_INET6) {
address->address.address6 = *((struct sockaddr_in6*) &p->ifr_addr);
} else {
address->address.address4 = *((struct sockaddr_in*) &p->ifr_addr);
}
address->is_internal = flg.ifr_flags & IFF_LOOPBACK ? 1 : 0;
address++;
}
#undef ADDR_SIZE
#undef MAX
uv__close(sockfd);
return 0;
}
void uv_free_interface_addresses(uv_interface_address_t* addresses,
int count) {
int i;
for (i = 0; i < count; ++i)
uv__free(addresses[i].name);
uv__free(addresses);
}
void uv__platform_invalidate_fd(uv_loop_t* loop, int fd) {
struct epoll_event* events;
struct epoll_event dummy;
uintptr_t i;
uintptr_t nfds;
assert(loop->watchers != NULL);
events = (struct epoll_event*) loop->watchers[loop->nwatchers];
nfds = (uintptr_t) loop->watchers[loop->nwatchers + 1];
if (events != NULL)
/* Invalidate events with same file descriptor */
for (i = 0; i < nfds; i++)
if ((int) events[i].fd == fd)
events[i].fd = -1;
/* Remove the file descriptor from the epoll. */
if (loop->ep != NULL)
epoll_ctl(loop->ep, UV__EPOLL_CTL_DEL, fd, &dummy);
}
int uv__io_check_fd(uv_loop_t* loop, int fd) {
struct pollfd p[1];
int rv;
p[0].fd = fd;
p[0].events = POLLIN;
do
rv = poll(p, 1, 0);
while (rv == -1 && errno == EINTR);
if (rv == -1)
abort();
if (p[0].revents & POLLNVAL)
return -1;
return 0;
}
void uv__fs_event_close(uv_fs_event_t* handle) {
UNREACHABLE();
}
int uv_fs_event_init(uv_loop_t* loop, uv_fs_event_t* handle) {
return -ENOSYS;
}
int uv_fs_event_start(uv_fs_event_t* handle, uv_fs_event_cb cb,
const char* filename, unsigned int flags) {
return -ENOSYS;
}
int uv_fs_event_stop(uv_fs_event_t* handle) {
return -ENOSYS;
}
void uv__io_poll(uv_loop_t* loop, int timeout) {
static const int max_safe_timeout = 1789569;
struct epoll_event events[1024];
struct epoll_event* pe;
struct epoll_event e;
int real_timeout;
QUEUE* q;
uv__io_t* w;
uint64_t base;
int count;
int nfds;
int fd;
int op;
int i;
if (loop->nfds == 0) {
assert(QUEUE_EMPTY(&loop->watcher_queue));
return;
}
while (!QUEUE_EMPTY(&loop->watcher_queue)) {
uv_stream_t* stream;
q = QUEUE_HEAD(&loop->watcher_queue);
QUEUE_REMOVE(q);
QUEUE_INIT(q);
w = QUEUE_DATA(q, uv__io_t, watcher_queue);
assert(w->pevents != 0);
assert(w->fd >= 0);
stream= container_of(w, uv_stream_t, io_watcher);
assert(w->fd < (int) loop->nwatchers);
e.events = w->pevents;
e.fd = w->fd;
if (w->events == 0)
op = UV__EPOLL_CTL_ADD;
else
op = UV__EPOLL_CTL_MOD;
/* XXX Future optimization: do EPOLL_CTL_MOD lazily if we stop watching
* events, skip the syscall and squelch the events after epoll_wait().
*/
if (epoll_ctl(loop->ep, op, w->fd, &e)) {
if (errno != EEXIST)
abort();
assert(op == UV__EPOLL_CTL_ADD);
/* We've reactivated a file descriptor that's been watched before. */
if (epoll_ctl(loop->ep, UV__EPOLL_CTL_MOD, w->fd, &e))
abort();
}
w->events = w->pevents;
}
assert(timeout >= -1);
base = loop->time;
count = 48; /* Benchmarks suggest this gives the best throughput. */
real_timeout = timeout;
int nevents = 0;
nfds = 0;
for (;;) {
if (sizeof(int32_t) == sizeof(long) && timeout >= max_safe_timeout)
timeout = max_safe_timeout;
nfds = epoll_wait(loop->ep, events,
ARRAY_SIZE(events), timeout);
/* Update loop->time unconditionally. It's tempting to skip the update when
* timeout == 0 (i.e. non-blocking poll) but there is no guarantee that the
* operating system didn't reschedule our process while in the syscall.
*/
base = loop->time;
SAVE_ERRNO(uv__update_time(loop));
if (nfds == 0) {
assert(timeout != -1);
timeout = real_timeout - timeout;
if (timeout > 0)
continue;
return;
}
if (nfds == -1) {
if (errno != EINTR)
abort();
if (timeout == -1)
continue;
if (timeout == 0)
return;
/* Interrupted by a signal. Update timeout and poll again. */
goto update_timeout;
}
assert(loop->watchers != NULL);
loop->watchers[loop->nwatchers] = (void*) events;
loop->watchers[loop->nwatchers + 1] = (void*) (uintptr_t) nfds;
for (i = 0; i < nfds; i++) {
pe = events + i;
fd = pe->fd;
/* Skip invalidated events, see uv__platform_invalidate_fd */
if (fd == -1)
continue;
assert(fd >= 0);
assert((unsigned) fd < loop->nwatchers);
w = loop->watchers[fd];
if (w == NULL) {
/* File descriptor that we've stopped watching, disarm it.
*
* Ignore all errors because we may be racing with another thread
* when the file descriptor is closed.
*/
epoll_ctl(loop->ep, UV__EPOLL_CTL_DEL, fd, pe);
continue;
}
/* Give users only events they're interested in. Prevents spurious
* callbacks when previous callback invocation in this loop has stopped
* the current watcher. Also, filters out events that users has not
* requested us to watch.
*/
pe->events &= w->pevents | POLLERR | POLLHUP;
if (pe->events == POLLERR || pe->events == POLLHUP)
pe->events |= w->pevents & (POLLIN | POLLOUT);
if (pe->events != 0) {
w->cb(loop, w, pe->events);
nevents++;
}
}
loop->watchers[loop->nwatchers] = NULL;
loop->watchers[loop->nwatchers + 1] = NULL;
if (nevents != 0) {
if (nfds == ARRAY_SIZE(events) && --count != 0) {
/* Poll for more events but don't block this time. */
timeout = 0;
continue;
}
return;
}
if (timeout == 0)
return;
if (timeout == -1)
continue;
update_timeout:
assert(timeout > 0);
real_timeout -= (loop->time - base);
if (real_timeout <= 0)
return;
timeout = real_timeout;
}
}
void uv__set_process_title(const char* title) {
/* do nothing */
}
+9
View File
@@ -80,6 +80,7 @@ int uv_pipe_bind(uv_pipe_t* handle, const char* name) {
}
/* Success. */
handle->flags |= UV_HANDLE_BOUND;
handle->pipe_fname = pipe_fname; /* Is a strdup'ed copy. */
handle->io_watcher.fd = sockfd;
return 0;
@@ -97,6 +98,14 @@ int uv_pipe_listen(uv_pipe_t* handle, int backlog, uv_connection_cb cb) {
if (uv__stream_fd(handle) == -1)
return -EINVAL;
#if defined(__MVS__)
/* On zOS, backlog=0 has undefined behaviour */
if (backlog == 0)
backlog = 1;
else if (backlog < 0)
backlog = SOMAXCONN;
#endif
if (listen(uv__stream_fd(handle), backlog))
return -errno;
+9 -2
View File
@@ -59,7 +59,14 @@ int uv_poll_init(uv_loop_t* loop, uv_poll_t* handle, int fd) {
if (err)
return err;
/* If ioctl(FIONBIO) reports ENOTTY, try fcntl(F_GETFL) + fcntl(F_SETFL).
* Workaround for e.g. kqueue fds not supporting ioctls.
*/
err = uv__nonblock(fd, 1);
if (err == -ENOTTY)
if (uv__nonblock == uv__nonblock_ioctl)
err = uv__nonblock_fcntl(fd, 1);
if (err)
return err;
@@ -85,7 +92,7 @@ static void uv__poll_stop(uv_poll_t* handle) {
int uv_poll_stop(uv_poll_t* handle) {
assert(!(handle->flags & (UV_CLOSING | UV_CLOSED)));
assert(!uv__is_closing(handle));
uv__poll_stop(handle);
return 0;
}
@@ -95,7 +102,7 @@ int uv_poll_start(uv_poll_t* handle, int pevents, uv_poll_cb poll_cb) {
int events;
assert((pevents & ~(UV_READABLE | UV_WRITABLE | UV_DISCONNECT)) == 0);
assert(!(handle->flags & (UV_CLOSING | UV_CLOSED)));
assert(!uv__is_closing(handle));
uv__poll_stop(handle);
+4 -4
View File
@@ -40,7 +40,7 @@
extern char **environ;
#endif
#ifdef __linux__
#if defined(__linux__) || defined(__GLIBC__)
# include <grp.h>
#endif
@@ -232,7 +232,7 @@ static int uv__process_open_stream(uv_stdio_container_t* container,
return 0;
err = uv__close(pipefds[1]);
if (err != 0 && err != -EINPROGRESS)
if (err != 0)
abort();
pipefds[1] = -1;
@@ -323,7 +323,7 @@ static void uv__process_child_init(const uv_process_options_t* options,
}
if (fd == use_fd)
uv__cloexec(use_fd, 0);
uv__cloexec_fcntl(use_fd, 0);
else
fd = dup2(use_fd, fd);
@@ -333,7 +333,7 @@ static void uv__process_child_init(const uv_process_options_t* options,
}
if (fd <= 2)
uv__nonblock(fd, 0);
uv__nonblock_fcntl(fd, 0);
if (close_fd >= stdio_count)
uv__close(close_fd);
+13 -4
View File
@@ -48,9 +48,15 @@ char** uv_setup_args(int argc, char** argv) {
for (i = 0; i < argc; i++)
size += strlen(argv[i]) + 1;
#if defined(__MVS__)
/* argv is not adjacent. So just use argv[0] */
process_title.str = argv[0];
process_title.len = strlen(argv[0]);
#else
process_title.str = argv[0];
process_title.len = argv[argc - 1] + strlen(argv[argc - 1]) - argv[0];
assert(process_title.len + 1 == size); /* argv memory should be adjacent. */
#endif
/* Add space for the argv pointers. */
size += (argc + 1) * sizeof(char*);
@@ -87,10 +93,13 @@ int uv_set_process_title(const char* title) {
int uv_get_process_title(char* buffer, size_t size) {
if (process_title.len > 0)
strncpy(buffer, process_title.str, size);
else if (size > 0)
buffer[0] = '\0';
if (buffer == NULL || size == 0)
return -EINVAL;
else if (size <= process_title.len)
return -ENOBUFS;
memcpy(buffer, process_title.str, process_title.len + 1);
buffer[process_title.len] = '\0';
return 0;
}
+2 -1
View File
@@ -73,7 +73,8 @@ int pthread_barrier_wait(pthread_barrier_t* barrier) {
if (++b->in == b->threshold) {
b->in = 0;
b->out = b->threshold - 1;
assert(pthread_cond_signal(&b->cond) == 0);
rc = pthread_cond_signal(&b->cond);
assert(rc == 0);
pthread_mutex_unlock(&b->mutex);
return PTHREAD_BARRIER_SERIAL_THREAD;
+4 -4
View File
@@ -43,7 +43,7 @@ static int uv__signal_compare(uv_signal_t* w1, uv_signal_t* w2);
static void uv__signal_stop(uv_signal_t* handle);
static pthread_once_t uv__signal_global_init_guard = PTHREAD_ONCE_INIT;
static uv_once_t uv__signal_global_init_guard = UV_ONCE_INIT;
static struct uv__signal_tree_s uv__signal_tree =
RB_INITIALIZER(uv__signal_tree);
static int uv__signal_lock_pipefd[2];
@@ -64,7 +64,7 @@ static void uv__signal_global_init(void) {
void uv__signal_global_once_init(void) {
pthread_once(&uv__signal_global_init_guard, uv__signal_global_init);
uv_once(&uv__signal_global_init_guard, uv__signal_global_init);
}
@@ -290,7 +290,7 @@ int uv_signal_start(uv_signal_t* handle, uv_signal_cb signal_cb, int signum) {
sigset_t saved_sigmask;
int err;
assert(!(handle->flags & (UV_CLOSING | UV_CLOSED)));
assert(!uv__is_closing(handle));
/* If the user supplies signum == 0, then return an error already. If the
* signum is otherwise invalid then uv__signal_register will find out
@@ -434,7 +434,7 @@ static int uv__signal_compare(uv_signal_t* w1, uv_signal_t* w2) {
int uv_signal_stop(uv_signal_t* handle) {
assert(!(handle->flags & (UV_CLOSING | UV_CLOSED)));
assert(!uv__is_closing(handle));
uv__signal_stop(handle);
return 0;
}
+37 -9
View File
@@ -291,7 +291,10 @@ int uv__stream_try_select(uv_stream_t* stream, int* fd) {
timeout.tv_sec = 0;
timeout.tv_nsec = 1;
ret = kevent(kq, filter, 1, events, 1, &timeout);
do
ret = kevent(kq, filter, 1, events, 1, &timeout);
while (ret == -1 && errno == EINTR);
uv__close(kq);
if (ret == -1)
@@ -387,7 +390,7 @@ failed_malloc:
int uv__stream_open(uv_stream_t* stream, int fd, int flags) {
#if defined(__APPLE__)
#if defined(__APPLE__) || defined(__MVS__)
int enable;
#endif
@@ -406,7 +409,7 @@ int uv__stream_open(uv_stream_t* stream, int fd, int flags) {
return -errno;
}
#if defined(__APPLE__)
#if defined(__APPLE__) || defined(__MVS__)
enable = 1;
if (setsockopt(fd, SOL_SOCKET, SO_OOBINLINE, &enable, sizeof(enable)) &&
errno != ENOTSOCK &&
@@ -571,7 +574,6 @@ void uv__server_io(uv_loop_t* loop, uv__io_t* w, unsigned int events) {
int uv_accept(uv_stream_t* server, uv_stream_t* client) {
int err;
/* TODO document this */
assert(server->loop == client->loop);
if (server->accepted_fd == -1)
@@ -602,6 +604,8 @@ int uv_accept(uv_stream_t* server, uv_stream_t* client) {
return -EINVAL;
}
client->flags |= UV_HANDLE_BOUND;
done:
/* Process queued fds */
if (server->queued_fds != NULL) {
@@ -962,8 +966,8 @@ uv_handle_type uv__handle_type(int fd) {
return UV_UNKNOWN_HANDLE;
if (type == SOCK_STREAM) {
#if defined(_AIX)
/* on AIX the getsockname call returns an empty sa structure
#if defined(_AIX) || defined(__DragonFly__)
/* on AIX/DragonFly the getsockname call returns an empty sa structure
* for sockets of type AF_UNIX. For all other types it will
* return a properly filled in structure.
*/
@@ -1122,8 +1126,9 @@ static void uv__read(uv_stream_t* stream) {
&& (count-- > 0)) {
assert(stream->alloc_cb != NULL);
buf = uv_buf_init(NULL, 0);
stream->alloc_cb((uv_handle_t*)stream, 64 * 1024, &buf);
if (buf.len == 0) {
if (buf.base == NULL || buf.len == 0) {
/* User indicates it can't or won't handle the read. */
stream->read_cb(stream, UV_ENOBUFS, &buf);
return;
@@ -1189,6 +1194,30 @@ static void uv__read(uv_stream_t* stream) {
return;
}
}
#if defined(__MVS__)
if (is_ipc && msg.msg_controllen > 0) {
uv_buf_t blankbuf;
int nread;
struct iovec *old;
blankbuf.base = 0;
blankbuf.len = 0;
old = msg.msg_iov;
msg.msg_iov = (struct iovec*) &blankbuf;
nread = 0;
do {
nread = uv__recvmsg(uv__stream_fd(stream), &msg, 0);
err = uv__stream_recv_cmsg(stream, &msg);
if (err != 0) {
stream->read_cb(stream, err, &buf);
msg.msg_iov = old;
return;
}
} while (nread == 0 && msg.msg_controllen > 0);
msg.msg_iov = old;
}
#endif
stream->read_cb(stream, nread, &buf);
/* Return if we didn't fill the buffer, there is no more data to read. */
@@ -1216,8 +1245,7 @@ int uv_shutdown(uv_shutdown_t* req, uv_stream_t* stream, uv_shutdown_cb cb) {
if (!(stream->flags & UV_STREAM_WRITABLE) ||
stream->flags & UV_STREAM_SHUT ||
stream->flags & UV_STREAM_SHUTTING ||
stream->flags & UV_CLOSED ||
stream->flags & UV_CLOSING) {
uv__is_closing(stream)) {
return -ENOTCONN;
}
+58 -28
View File
@@ -33,6 +33,8 @@
#endif
#include <net/if.h>
#include <net/if_dl.h>
#include <net/if_arp.h>
#include <sys/sockio.h>
#include <sys/loadavg.h>
#include <sys/time.h>
@@ -540,9 +542,10 @@ int uv_set_process_title(const char* title) {
int uv_get_process_title(char* buffer, size_t size) {
if (size > 0) {
buffer[0] = '\0';
}
if (buffer == NULL || size == 0)
return -EINVAL;
buffer[0] = '\0';
return 0;
}
@@ -692,13 +695,59 @@ void uv_free_cpu_info(uv_cpu_info_t* cpu_infos, int count) {
uv__free(cpu_infos);
}
#ifdef SUNOS_NO_IFADDRS
int uv_interface_addresses(uv_interface_address_t** addresses, int* count) {
return -ENOSYS;
}
#else /* SUNOS_NO_IFADDRS */
/*
* Inspired By:
* https://blogs.oracle.com/paulie/entry/retrieving_mac_address_in_solaris
* http://www.pauliesworld.org/project/getmac.c
*/
static int uv__set_phys_addr(uv_interface_address_t* address,
struct ifaddrs* ent) {
struct sockaddr_dl* sa_addr;
int sockfd;
int i;
struct arpreq arpreq;
/* This appears to only work as root */
sa_addr = (struct sockaddr_dl*)(ent->ifa_addr);
memcpy(address->phys_addr, LLADDR(sa_addr), sizeof(address->phys_addr));
for (i = 0; i < sizeof(address->phys_addr); i++) {
if (address->phys_addr[i] != 0)
return 0;
}
memset(&arpreq, 0, sizeof(arpreq));
if (address->address.address4.sin_family == AF_INET) {
struct sockaddr_in* sin = ((struct sockaddr_in*)&arpreq.arp_pa);
sin->sin_addr.s_addr = address->address.address4.sin_addr.s_addr;
} else if (address->address.address4.sin_family == AF_INET6) {
struct sockaddr_in6* sin = ((struct sockaddr_in6*)&arpreq.arp_pa);
memcpy(sin->sin6_addr.s6_addr,
address->address.address6.sin6_addr.s6_addr,
sizeof(address->address.address6.sin6_addr.s6_addr));
} else {
return 0;
}
sockfd = socket(AF_INET, SOCK_DGRAM, 0);
if (sockfd < 0)
return -errno;
if (ioctl(sockfd, SIOCGARP, (char*)&arpreq) == -1) {
uv__close(sockfd);
return -errno;
}
memcpy(address->phys_addr, arpreq.arp_ha.sa_data, sizeof(address->phys_addr));
uv__close(sockfd);
return 0;
}
int uv_interface_addresses(uv_interface_address_t** addresses, int* count) {
#ifdef SUNOS_NO_IFADDRS
return -ENOSYS;
#else
uv_interface_address_t* address;
struct sockaddr_dl* sa_addr;
struct ifaddrs* addrs;
struct ifaddrs* ent;
int i;
@@ -751,34 +800,15 @@ int uv_interface_addresses(uv_interface_address_t** addresses, int* count) {
address->is_internal = !!((ent->ifa_flags & IFF_PRIVATE) ||
(ent->ifa_flags & IFF_LOOPBACK));
uv__set_phys_addr(address, ent);
address++;
}
/* Fill in physical addresses for each interface */
for (ent = addrs; ent != NULL; ent = ent->ifa_next) {
if (!((ent->ifa_flags & IFF_UP) && (ent->ifa_flags & IFF_RUNNING)) ||
(ent->ifa_addr == NULL) ||
(ent->ifa_addr->sa_family != AF_LINK)) {
continue;
}
address = *addresses;
for (i = 0; i < (*count); i++) {
if (strcmp(address->name, ent->ifa_name) == 0) {
sa_addr = (struct sockaddr_dl*)(ent->ifa_addr);
memcpy(address->phys_addr, LLADDR(sa_addr), sizeof(address->phys_addr));
}
address++;
}
}
freeifaddrs(addrs);
return 0;
#endif /* SUNOS_NO_IFADDRS */
}
#endif /* SUNOS_NO_IFADDRS */
void uv_free_interface_addresses(uv_interface_address_t* addresses,
int count) {
+36 -3
View File
@@ -115,6 +115,10 @@ int uv__tcp_bind(uv_tcp_t* tcp,
IPV6_V6ONLY,
&on,
sizeof on) == -1) {
#if defined(__MVS__)
if (errno == EOPNOTSUPP)
return -EINVAL;
#endif
return -errno;
}
}
@@ -130,6 +134,7 @@ int uv__tcp_bind(uv_tcp_t* tcp,
}
tcp->delayed_error = -errno;
tcp->flags |= UV_HANDLE_BOUND;
if (addr->sa_family == AF_INET6)
tcp->flags |= UV_HANDLE_IPV6;
@@ -158,11 +163,17 @@ int uv__tcp_connect(uv_connect_t* req,
handle->delayed_error = 0;
do
do {
errno = 0;
r = connect(uv__stream_fd(handle), addr, addrlen);
while (r == -1 && errno == EINTR);
} while (r == -1 && errno == EINTR);
if (r == -1) {
/* We not only check the return value, but also check the errno != 0.
* Because in rare cases connect() will return -1 but the errno
* is 0 (for example, on Android 4.3, OnePlus phone A0001_12_150227)
* and actually the tcp three-way handshake is completed.
*/
if (r == -1 && errno != 0) {
if (errno == EINPROGRESS)
; /* not an error */
else if (errno == ECONNREFUSED)
@@ -266,10 +277,32 @@ int uv_tcp_listen(uv_tcp_t* tcp, int backlog, uv_connection_cb cb) {
if (err)
return err;
#ifdef __MVS__
/* on zOS the listen call does not bind automatically
if the socket is unbound. Hence the manual binding to
an arbitrary port is required to be done manually
*/
if (!(tcp->flags & UV_HANDLE_BOUND)) {
struct sockaddr_storage saddr;
socklen_t slen = sizeof(saddr);
memset(&saddr, 0, sizeof(saddr));
if (getsockname(tcp->io_watcher.fd, (struct sockaddr*) &saddr, &slen))
return -errno;
if (bind(tcp->io_watcher.fd, (struct sockaddr*) &saddr, slen))
return -errno;
tcp->flags |= UV_HANDLE_BOUND;
}
#endif
if (listen(tcp->io_watcher.fd, backlog))
return -errno;
tcp->connection_cb = cb;
tcp->flags |= UV_HANDLE_BOUND;
/* Start listening for connections. */
tcp->io_watcher.cb = uv__server_io;
+86 -32
View File
@@ -32,31 +32,16 @@
#include <limits.h>
#ifdef __MVS__
#include <sys/ipc.h>
#include <sys/sem.h>
#endif
#undef NANOSEC
#define NANOSEC ((uint64_t) 1e9)
struct thread_ctx {
void (*entry)(void* arg);
void* arg;
};
static void* uv__thread_start(void *arg)
{
struct thread_ctx *ctx_p;
struct thread_ctx ctx;
ctx_p = arg;
ctx = *ctx_p;
uv__free(ctx_p);
ctx.entry(ctx.arg);
return 0;
}
int uv_thread_create(uv_thread_t *tid, void (*entry)(void *arg), void *arg) {
struct thread_ctx* ctx;
int err;
pthread_attr_t* attr;
#if defined(__APPLE__)
@@ -64,13 +49,6 @@ int uv_thread_create(uv_thread_t *tid, void (*entry)(void *arg), void *arg) {
struct rlimit lim;
#endif
ctx = uv__malloc(sizeof(*ctx));
if (ctx == NULL)
return UV_ENOMEM;
ctx->entry = entry;
ctx->arg = arg;
/* On OSX threads other than the main thread are created with a reduced stack
* size by default, adjust it to RLIMIT_STACK.
*/
@@ -94,14 +72,11 @@ int uv_thread_create(uv_thread_t *tid, void (*entry)(void *arg), void *arg) {
attr = NULL;
#endif
err = pthread_create(tid, attr, uv__thread_start, ctx);
err = pthread_create(tid, attr, (void*(*)(void*)) entry, arg);
if (attr != NULL)
pthread_attr_destroy(attr);
if (err)
uv__free(ctx);
return -err;
}
@@ -302,6 +277,85 @@ int uv_sem_trywait(uv_sem_t* sem) {
return -EINVAL; /* Satisfy the compiler. */
}
#elif defined(__MVS__)
int uv_sem_init(uv_sem_t* sem, unsigned int value) {
uv_sem_t semid;
struct sembuf buf;
int err;
buf.sem_num = 0;
buf.sem_op = value;
buf.sem_flg = 0;
semid = semget(IPC_PRIVATE, 1, S_IRUSR | S_IWUSR);
if (semid == -1)
return -errno;
if (-1 == semop(semid, &buf, 1)) {
err = errno;
if (-1 == semctl(*sem, 0, IPC_RMID))
abort();
return -err;
}
*sem = semid;
return 0;
}
void uv_sem_destroy(uv_sem_t* sem) {
if (-1 == semctl(*sem, 0, IPC_RMID))
abort();
}
void uv_sem_post(uv_sem_t* sem) {
struct sembuf buf;
buf.sem_num = 0;
buf.sem_op = 1;
buf.sem_flg = 0;
if (-1 == semop(*sem, &buf, 1))
abort();
}
void uv_sem_wait(uv_sem_t* sem) {
struct sembuf buf;
int op_status;
buf.sem_num = 0;
buf.sem_op = -1;
buf.sem_flg = 0;
do
op_status = semop(*sem, &buf, 1);
while (op_status == -1 && errno == EINTR);
if (op_status)
abort();
}
int uv_sem_trywait(uv_sem_t* sem) {
struct sembuf buf;
int op_status;
buf.sem_num = 0;
buf.sem_op = -1;
buf.sem_flg = IPC_NOWAIT;
do
op_status = semop(*sem, &buf, 1);
while (op_status == -1 && errno == EINTR);
if (op_status) {
if (errno == EAGAIN)
return -EAGAIN;
abort();
}
return 0;
}
#else /* !(defined(__APPLE__) && defined(__MACH__)) */
int uv_sem_init(uv_sem_t* sem, unsigned int value) {
@@ -354,7 +408,7 @@ int uv_sem_trywait(uv_sem_t* sem) {
#endif /* defined(__APPLE__) && defined(__MACH__) */
#if defined(__APPLE__) && defined(__MACH__)
#if defined(__APPLE__) && defined(__MACH__) || defined(__MVS__)
int uv_cond_init(uv_cond_t* cond) {
return -pthread_cond_init(cond, NULL);
+3 -3
View File
@@ -31,8 +31,8 @@ static int timer_less_than(const struct heap_node* ha,
const uv_timer_t* a;
const uv_timer_t* b;
a = container_of(ha, const uv_timer_t, heap_node);
b = container_of(hb, const uv_timer_t, heap_node);
a = container_of(ha, uv_timer_t, heap_node);
b = container_of(hb, uv_timer_t, heap_node);
if (a->timeout < b->timeout)
return 1;
@@ -135,7 +135,7 @@ int uv__next_timeout(const uv_loop_t* loop) {
if (heap_node == NULL)
return -1; /* block indefinitely */
handle = container_of(heap_node, const uv_timer_t, heap_node);
handle = container_of(heap_node, uv_timer_t, heap_node);
if (handle->timeout <= loop->time)
return 0;
+34 -9
View File
@@ -30,13 +30,17 @@
#include <errno.h>
#include <sys/ioctl.h>
#if defined(__MVS__) && !defined(IMAXBEL)
#define IMAXBEL 0
#endif
static int orig_termios_fd = -1;
static struct termios orig_termios;
static uv_spinlock_t termios_spinlock = UV_SPINLOCK_INITIALIZER;
static int uv__tty_is_slave(const int fd) {
int result;
#if defined(__linux__) || defined(__FreeBSD__)
#if defined(__linux__) || defined(__FreeBSD__) || defined(__FreeBSD_kernel__)
int dummy;
result = ioctl(fd, TIOCGPTN, &dummy) != 0;
@@ -57,6 +61,7 @@ int uv_tty_init(uv_loop_t* loop, uv_tty_t* tty, int fd, int readable) {
int flags;
int newfd;
int r;
int saved_flags;
char path[256];
/* File descriptors that refer to files cannot be monitored with epoll.
@@ -113,6 +118,22 @@ int uv_tty_init(uv_loop_t* loop, uv_tty_t* tty, int fd, int readable) {
fd = newfd;
}
#if defined(__APPLE__)
/* Save the fd flags in case we need to restore them due to an error. */
do
saved_flags = fcntl(fd, F_GETFL);
while (saved_flags == -1 && errno == EINTR);
if (saved_flags == -1) {
if (newfd != -1)
uv__close(newfd);
return -errno;
}
#endif
/* Pacify the compiler. */
(void) &saved_flags;
skip:
uv__stream_init(loop, (uv_stream_t*) tty, UV_TTY);
@@ -120,13 +141,20 @@ skip:
* the handle queue, since it was added by uv__handle_init in uv_stream_init.
*/
if (!(flags & UV_STREAM_BLOCKING))
uv__nonblock(fd, 1);
#if defined(__APPLE__)
r = uv__stream_try_select((uv_stream_t*) tty, &fd);
if (r) {
int rc = r;
if (newfd != -1)
uv__close(newfd);
QUEUE_REMOVE(&tty->handle_queue);
return r;
do
r = fcntl(fd, F_SETFL, saved_flags);
while (r == -1 && errno == EINTR);
return rc;
}
#endif
@@ -135,9 +163,6 @@ skip:
else
flags |= UV_STREAM_WRITABLE;
if (!(flags & UV_STREAM_BLOCKING))
uv__nonblock(fd, 1);
uv__stream_open((uv_stream_t*) tty, fd, flags);
tty->mode = UV_TTY_MODE_NORMAL;
@@ -147,7 +172,7 @@ skip:
static void uv__tty_make_raw(struct termios* tio) {
assert(tio != NULL);
#ifdef __sun
#if defined __sun || defined __MVS__
/*
* This implementation of cfmakeraw for Solaris and derivatives is taken from
* http://www.perkin.org.uk/posts/solaris-portability-cfmakeraw.html.
@@ -268,14 +293,14 @@ uv_handle_type uv_guess_handle(uv_file file) {
return UV_UDP;
if (type == SOCK_STREAM) {
#if defined(_AIX)
/* on AIX the getsockname call returns an empty sa structure
#if defined(_AIX) || defined(__DragonFly__)
/* on AIX/DragonFly the getsockname call returns an empty sa structure
* for sockets of type AF_UNIX. For all other types it will
* return a properly filled in structure.
*/
if (len == 0)
return UV_NAMED_PIPE;
#endif /* defined(_AIX) */
#endif /* defined(_AIX) || defined(__DragonFly__) */
if (sa.sa_family == AF_INET || sa.sa_family == AF_INET6)
return UV_TCP;
+30 -8
View File
@@ -27,6 +27,9 @@
#include <errno.h>
#include <stdlib.h>
#include <unistd.h>
#if defined(__MVS__)
#include <xti.h>
#endif
#if defined(IPV6_JOIN_GROUP) && !defined(IPV6_ADD_MEMBERSHIP)
# define IPV6_ADD_MEMBERSHIP IPV6_JOIN_GROUP
@@ -165,8 +168,9 @@ static void uv__udp_recvmsg(uv_udp_t* handle) {
h.msg_name = &peer;
do {
buf = uv_buf_init(NULL, 0);
handle->alloc_cb((uv_handle_t*) handle, 64 * 1024, &buf);
if (buf.len == 0) {
if (buf.base == NULL || buf.len == 0) {
handle->recv_cb(handle, UV_ENOBUFS, &buf, NULL, 0);
return;
}
@@ -331,6 +335,8 @@ int uv__udp_bind(uv_udp_t* handle,
if (addr->sa_family == AF_INET6)
handle->flags |= UV_HANDLE_IPV6;
handle->flags |= UV_HANDLE_BOUND;
return 0;
out:
@@ -507,6 +513,10 @@ static int uv__udp_set_membership4(uv_udp_t* handle,
optname,
&mreq,
sizeof(mreq))) {
#if defined(__MVS__)
if (errno == ENXIO)
return -ENODEV;
#endif
return -errno;
}
@@ -550,6 +560,10 @@ static int uv__udp_set_membership6(uv_udp_t* handle,
optname,
&mreq,
sizeof(mreq))) {
#if defined(__MVS__)
if (errno == ENXIO)
return -ENODEV;
#endif
return -errno;
}
@@ -668,7 +682,7 @@ static int uv__setsockopt_maybe_char(uv_udp_t* handle,
int option4,
int option6,
int val) {
#if defined(__sun) || defined(_AIX)
#if defined(__sun) || defined(_AIX) || defined(__MVS__)
char arg = val;
#elif defined(__OpenBSD__)
unsigned char arg = val;
@@ -700,19 +714,27 @@ int uv_udp_set_ttl(uv_udp_t* handle, int ttl) {
if (ttl < 1 || ttl > 255)
return -EINVAL;
#if defined(__MVS__)
if (!(handle->flags & UV_HANDLE_IPV6))
return -ENOTSUP; /* zOS does not support setting ttl for IPv4 */
#endif
/*
* On Solaris and derivatives such as SmartOS, the length of socket options
* is sizeof(int) for IP_TTL and IPV6_UNICAST_HOPS,
* so hardcode the size of these options on this platform,
* and use the general uv__setsockopt_maybe_char call on other platforms.
*/
#if defined(__sun) || defined(_AIX) || defined(__OpenBSD__)
#if defined(__sun) || defined(_AIX) || defined(__OpenBSD__) || \
defined(__MVS__)
return uv__setsockopt(handle,
IP_TTL,
IPV6_UNICAST_HOPS,
&ttl,
sizeof(ttl));
#endif /* defined(__sun) || defined(_AIX) || defined (__OpenBSD__) */
#endif /* defined(__sun) || defined(_AIX) || defined (__OpenBSD__) ||
defined(__MVS__) */
return uv__setsockopt_maybe_char(handle,
IP_TTL,
@@ -728,14 +750,14 @@ int uv_udp_set_multicast_ttl(uv_udp_t* handle, int ttl) {
* IP_MULTICAST_TTL, so hardcode the size of the option in the IPv6 case,
* and use the general uv__setsockopt_maybe_char call otherwise.
*/
#if defined(__sun) || defined(_AIX)
#if defined(__sun) || defined(_AIX) || defined(__MVS__)
if (handle->flags & UV_HANDLE_IPV6)
return uv__setsockopt(handle,
IP_MULTICAST_TTL,
IPV6_MULTICAST_HOPS,
&ttl,
sizeof(ttl));
#endif /* defined(__sun) || defined(_AIX) */
#endif /* defined(__sun) || defined(_AIX) || defined(__MVS__) */
return uv__setsockopt_maybe_char(handle,
IP_MULTICAST_TTL,
@@ -751,14 +773,14 @@ int uv_udp_set_multicast_loop(uv_udp_t* handle, int on) {
* IP_MULTICAST_LOOP, so hardcode the size of the option in the IPv6 case,
* and use the general uv__setsockopt_maybe_char call otherwise.
*/
#if defined(__sun) || defined(_AIX)
#if defined(__sun) || defined(_AIX) || defined(__MVS__)
if (handle->flags & UV_HANDLE_IPV6)
return uv__setsockopt(handle,
IP_MULTICAST_LOOP,
IPV6_MULTICAST_LOOP,
&on,
sizeof(on));
#endif /* defined(__sun) || defined(_AIX) */
#endif /* defined(__sun) || defined(_AIX) || defined(__MVS__) */
return uv__setsockopt_maybe_char(handle,
IP_MULTICAST_LOOP,