|
[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index] [PATCH v3 07/32] Mini-OS: add EXPORT_SYMBOL() instances to lib/sys.c
Add the needed instances of EXPORT_SYMBOL() to lib/sys.c.
Signed-off-by: Juergen Gross <jgross@xxxxxxxx>
---
V3:
- new patch
---
lib/sys.c | 92 ++++++++++++++++++++++++++++++++++++++++++++++++++++---
1 file changed, 87 insertions(+), 5 deletions(-)
diff --git a/lib/sys.c b/lib/sys.c
index 118fc441..481067f7 100644
--- a/lib/sys.c
+++ b/lib/sys.c
@@ -20,6 +20,7 @@
#ifdef HAVE_LIBC
#include <os.h>
+#include <export.h>
#include <string.h>
#include <console.h>
#include <sched.h>
@@ -63,7 +64,8 @@
{ \
print_unsupported(#function); \
do_exit(); \
- }
+ } \
+ EXPORT_SYMBOL(function)
/* Log and err out on function call */
#define unsupported_function_log(type, function, ret) \
@@ -73,7 +75,8 @@
print_unsupported(#function); \
errno = ENOSYS; \
return ret; \
- }
+ } \
+ EXPORT_SYMBOL(function)
/* Err out on function call */
#define unsupported_function(type, function, ret) \
@@ -82,7 +85,8 @@
{ \
errno = ENOSYS; \
return ret; \
- }
+ } \
+ EXPORT_SYMBOL(function)
#define NOFILE 32
#define N_MOUNTS 16
@@ -187,6 +191,7 @@ unsigned int alloc_file_type(const struct file_ops *ops)
return ret;
}
+EXPORT_SYMBOL(alloc_file_type);
static const struct file_ops *get_file_ops(unsigned int type)
{
@@ -203,8 +208,10 @@ struct file *get_file_from_fd(int fd)
return (files[fd].type == FTYPE_NONE) ? NULL : files + fd;
}
+EXPORT_SYMBOL(get_file_from_fd);
DECLARE_WAIT_QUEUE_HEAD(event_queue);
+EXPORT_SYMBOL(event_queue);
int alloc_fd(unsigned int type)
{
@@ -222,6 +229,7 @@ int alloc_fd(unsigned int type)
printk("Too many opened files\n");
do_exit();
}
+EXPORT_SYMBOL(alloc_fd);
void close_all_files(void)
{
@@ -232,6 +240,7 @@ void close_all_files(void)
close(i);
pthread_mutex_unlock(&fd_lock);
}
+EXPORT_SYMBOL(close_all_files);
int dup2(int oldfd, int newfd)
{
@@ -243,33 +252,39 @@ int dup2(int oldfd, int newfd)
pthread_mutex_unlock(&fd_lock);
return 0;
}
+EXPORT_SYMBOL(dup2);
pid_t getpid(void)
{
return 1;
}
+EXPORT_SYMBOL(getpid);
pid_t getppid(void)
{
return 1;
}
+EXPORT_SYMBOL(getppid);
pid_t setsid(void)
{
return 1;
}
+EXPORT_SYMBOL(setsid);
char *getcwd(char *buf, size_t size)
{
snprintf(buf, size, "/");
return buf;
}
+EXPORT_SYMBOL(getcwd);
int mkdir(const char *pathname, mode_t mode)
{
errno = EIO;
return -1;
}
+EXPORT_SYMBOL(mkdir);
#ifdef CONFIG_CONSFRONT
int posix_openpt(int flags)
@@ -282,6 +297,7 @@ int posix_openpt(int flags)
return fd;
}
+EXPORT_SYMBOL(posix_openpt);
static int open_pt(struct mount_point *mnt, const char *pathname, int flags,
mode_t mode)
@@ -313,6 +329,8 @@ int posix_openpt(int flags)
errno = EIO;
return -1;
}
+EXPORT_SYMBOL(posix_openpt);
+
int open_savefile(const char *path, int save)
{
errno = EIO;
@@ -378,6 +396,8 @@ int open(const char *pathname, int flags, ...)
errno = EIO;
return -1;
}
+EXPORT_SYMBOL(open);
+EXPORT_SYMBOL(open64);
int mount(const char *path, void *dev,
int (*open)(struct mount_point *, const char *, int, mode_t))
@@ -422,6 +442,7 @@ int isatty(int fd)
{
return files[fd].type == FTYPE_CONSOLE;
}
+EXPORT_SYMBOL(isatty);
int read(int fd, void *buf, size_t nbytes)
{
@@ -440,6 +461,7 @@ int read(int fd, void *buf, size_t nbytes)
errno = EBADF;
return -1;
}
+EXPORT_SYMBOL(read);
int write(int fd, const void *buf, size_t nbytes)
{
@@ -458,6 +480,7 @@ int write(int fd, const void *buf, size_t nbytes)
errno = EBADF;
return -1;
}
+EXPORT_SYMBOL(write);
off_t lseek_default(struct file *file, off_t offset, int whence)
{
@@ -510,11 +533,14 @@ off_t lseek(int fd, off_t offset, int whence)
errno = ESPIPE;
return (off_t) -1;
}
+EXPORT_SYMBOL(lseek);
+EXPORT_SYMBOL(lseek64);
int fsync(int fd) {
errno = EBADF;
return -1;
}
+EXPORT_SYMBOL(fsync);
int close(int fd)
{
@@ -542,6 +568,7 @@ int close(int fd)
errno = EBADF;
return -1;
}
+EXPORT_SYMBOL(close);
static void init_stat(struct stat *buf)
{
@@ -559,6 +586,7 @@ int stat(const char *path, struct stat *buf)
errno = EIO;
return -1;
}
+EXPORT_SYMBOL(stat);
int fstat(int fd, struct stat *buf)
{
@@ -579,28 +607,34 @@ int fstat(int fd, struct stat *buf)
errno = EBADF;
return -1;
}
+EXPORT_SYMBOL(fstat);
+EXPORT_SYMBOL(fstat64);
int ftruncate(int fd, off_t length)
{
errno = EBADF;
return -1;
}
+EXPORT_SYMBOL(ftruncate);
int remove(const char *pathname)
{
errno = EIO;
return -1;
}
+EXPORT_SYMBOL(remove);
int unlink(const char *pathname)
{
return remove(pathname);
}
+EXPORT_SYMBOL(unlink);
int rmdir(const char *pathname)
{
return remove(pathname);
}
+EXPORT_SYMBOL(rmdir);
int fcntl(int fd, int cmd, ...)
{
@@ -635,6 +669,7 @@ int fcntl(int fd, int cmd, ...)
errno = ENOSYS;
return -1;
}
+EXPORT_SYMBOL(fcntl);
DIR *opendir(const char *name)
{
@@ -648,11 +683,13 @@ DIR *opendir(const char *name)
ret->has_more = 1;
return ret;
}
+EXPORT_SYMBOL(opendir);
struct dirent *readdir(DIR *dir)
{
return NULL;
}
+EXPORT_SYMBOL(readdir);
int closedir(DIR *dir)
{
@@ -664,6 +701,7 @@ int closedir(DIR *dir)
free(dir);
return 0;
}
+EXPORT_SYMBOL(closedir);
/* We assume that only the main thread calls select(). */
@@ -732,6 +770,7 @@ bool select_read_flag(struct file *file)
{
return file->read;
}
+EXPORT_SYMBOL(select_read_flag);
/* Just poll without blocking */
static int select_poll(int nfds, fd_set *readfds, fd_set *writefds, fd_set
*exceptfds)
@@ -1044,6 +1083,7 @@ out:
remove_waiter(console_w, console_queue);
return ret;
}
+EXPORT_SYMBOL(select);
/* Wrap around select */
int poll(struct pollfd _pfd[], nfds_t _nfds, int _timeout)
@@ -1136,6 +1176,7 @@ int poll(struct pollfd _pfd[], nfds_t _nfds, int _timeout)
return n;
}
+EXPORT_SYMBOL(poll);
#ifdef HAVE_LWIP
int socket(int domain, int type, int protocol)
@@ -1149,6 +1190,7 @@ int socket(int domain, int type, int protocol)
files[res].fd = fd;
return res;
}
+EXPORT_SYMBOL(socket);
int accept(int s, struct sockaddr *addr, socklen_t *addrlen)
{
@@ -1166,6 +1208,7 @@ int accept(int s, struct sockaddr *addr, socklen_t
*addrlen)
printk("accepted on %d -> %d\n", s, res);
return res;
}
+EXPORT_SYMBOL(accept);
#define LWIP_STUB(ret, name, proto, args) \
ret name proto \
@@ -1180,15 +1223,25 @@ ret name proto \
}
LWIP_STUB(int, bind, (int s, struct sockaddr *my_addr, socklen_t addrlen), (s,
my_addr, addrlen))
+EXPORT_SYMBOL(bind);
LWIP_STUB(int, getsockopt, (int s, int level, int optname, void *optval,
socklen_t *optlen), (s, level, optname, optval, optlen))
+EXPORT_SYMBOL(getsockopt);
LWIP_STUB(int, setsockopt, (int s, int level, int optname, void *optval,
socklen_t optlen), (s, level, optname, optval, optlen))
+EXPORT_SYMBOL(setsockopt);
LWIP_STUB(int, connect, (int s, struct sockaddr *serv_addr, socklen_t
addrlen), (s, serv_addr, addrlen))
+EXPORT_SYMBOL(connect);
LWIP_STUB(int, listen, (int s, int backlog), (s, backlog));
+EXPORT_SYMBOL(listen);
LWIP_STUB(ssize_t, recv, (int s, void *buf, size_t len, int flags), (s, buf,
len, flags))
+EXPORT_SYMBOL(recv);
LWIP_STUB(ssize_t, recvfrom, (int s, void *buf, size_t len, int flags, struct
sockaddr *from, socklen_t *fromlen), (s, buf, len, flags, from, fromlen))
+EXPORT_SYMBOL(recvfrom);
LWIP_STUB(ssize_t, send, (int s, void *buf, size_t len, int flags), (s, buf,
len, flags))
+EXPORT_SYMBOL(send);
LWIP_STUB(ssize_t, sendto, (int s, void *buf, size_t len, int flags, struct
sockaddr *to, socklen_t tolen), (s, buf, len, flags, to, tolen))
+EXPORT_SYMBOL(sendto);
LWIP_STUB(int, getsockname, (int s, struct sockaddr *name, socklen_t
*namelen), (s, name, namelen))
+EXPORT_SYMBOL(getsockname);
#endif
static char *syslog_ident;
@@ -1197,12 +1250,14 @@ void openlog(const char *ident, int option, int
facility)
free(syslog_ident);
syslog_ident = strdup(ident);
}
+EXPORT_SYMBOL(openlog);
void vsyslog(int priority, const char *format, va_list ap)
{
printk("%s: ", syslog_ident);
print(0, format, ap);
}
+EXPORT_SYMBOL(vsyslog);
void syslog(int priority, const char *format, ...)
{
@@ -1211,12 +1266,14 @@ void syslog(int priority, const char *format, ...)
vsyslog(priority, format, ap);
va_end(ap);
}
+EXPORT_SYMBOL(syslog);
void closelog(void)
{
free(syslog_ident);
syslog_ident = NULL;
}
+EXPORT_SYMBOL(closelog);
void vwarn(const char *format, va_list ap)
{
@@ -1228,6 +1285,7 @@ void vwarn(const char *format, va_list ap)
}
printk("%s", strerror(the_errno));
}
+EXPORT_SYMBOL(vwarn);
void warn(const char *format, ...)
{
@@ -1236,12 +1294,14 @@ void warn(const char *format, ...)
vwarn(format, ap);
va_end(ap);
}
+EXPORT_SYMBOL(warn);
void verr(int eval, const char *format, va_list ap)
{
vwarn(format, ap);
exit(eval);
}
+EXPORT_SYMBOL(verr);
void err(int eval, const char *format, ...)
{
@@ -1250,6 +1310,7 @@ void err(int eval, const char *format, ...)
verr(eval, format, ap);
va_end(ap);
}
+EXPORT_SYMBOL(err);
void vwarnx(const char *format, va_list ap)
{
@@ -1257,6 +1318,7 @@ void vwarnx(const char *format, va_list ap)
if (format)
print(0, format, ap);
}
+EXPORT_SYMBOL(vwarnx);
void warnx(const char *format, ...)
{
@@ -1265,12 +1327,14 @@ void warnx(const char *format, ...)
vwarnx(format, ap);
va_end(ap);
}
+EXPORT_SYMBOL(warnx);
void verrx(int eval, const char *format, va_list ap)
{
vwarnx(format, ap);
exit(eval);
}
+EXPORT_SYMBOL(verrx);
void errx(int eval, const char *format, ...)
{
@@ -1279,6 +1343,7 @@ void errx(int eval, const char *format, ...)
verrx(eval, format, ap);
va_end(ap);
}
+EXPORT_SYMBOL(errx);
int nanosleep(const struct timespec *req, struct timespec *rem)
{
@@ -1304,6 +1369,7 @@ int nanosleep(const struct timespec *req, struct timespec
*rem)
return 0;
}
+EXPORT_SYMBOL(nanosleep);
int usleep(useconds_t usec)
{
@@ -1317,6 +1383,7 @@ int usleep(useconds_t usec)
return 0;
}
+EXPORT_SYMBOL(usleep);
unsigned int sleep(unsigned int seconds)
{
@@ -1332,6 +1399,7 @@ unsigned int sleep(unsigned int seconds)
return rem.tv_sec;
}
+EXPORT_SYMBOL(sleep);
int clock_gettime(clockid_t clk_id, struct timespec *tp)
{
@@ -1364,37 +1432,44 @@ int clock_gettime(clockid_t clk_id, struct timespec *tp)
return 0;
}
+EXPORT_SYMBOL(clock_gettime);
uid_t getuid(void)
{
return 0;
}
+EXPORT_SYMBOL(getuid);
uid_t geteuid(void)
{
return 0;
}
+EXPORT_SYMBOL(geteuid);
gid_t getgid(void)
{
return 0;
}
+EXPORT_SYMBOL(getgid);
gid_t getegid(void)
{
return 0;
}
+EXPORT_SYMBOL(getegid);
int gethostname(char *name, size_t namelen)
{
strncpy(name, "mini-os", namelen);
return 0;
}
+EXPORT_SYMBOL(gethostname);
size_t getpagesize(void)
{
return PAGE_SIZE;
}
+EXPORT_SYMBOL(getpagesize);
void *mmap(void *start, size_t length, int prot, int flags, int fd, off_t
offset)
{
@@ -1412,6 +1487,8 @@ void *mmap(void *start, size_t length, int prot, int
flags, int fd, off_t offset
return map_frames_ex(&first_mfn, n, 0, 1, 1, DOMID_IO, NULL,
_PAGE_PRESENT|_PAGE_RW);
} else ASSERT(0);
}
+EXPORT_SYMBOL(mmap);
+EXPORT_SYMBOL(mmap64);
int munmap(void *start, size_t length)
{
@@ -1425,6 +1502,7 @@ int munmap(void *start, size_t length)
}
return 0;
}
+EXPORT_SYMBOL(munmap);
void sparse(unsigned long data, size_t size)
{
@@ -1465,6 +1543,7 @@ int nice(int inc)
printk("nice() stub called with inc=%d\n", inc);
return 0;
}
+EXPORT_SYMBOL(nice);
/* Limited termios terminal settings support */
const struct termios default_termios = {0, /* iflag */
@@ -1512,6 +1591,7 @@ int tcsetattr(int fildes, int action, const struct
termios *tios)
return 0;
}
+EXPORT_SYMBOL(tcsetattr);
int tcgetattr(int fildes, struct termios *tios)
{
@@ -1545,6 +1625,7 @@ int tcgetattr(int fildes, struct termios *tios)
return 0;
}
+EXPORT_SYMBOL(tcgetattr);
void cfmakeraw(struct termios *tios)
{
@@ -1555,6 +1636,7 @@ void cfmakeraw(struct termios *tios)
tios->c_cflag &= ~(CSIZE | PARENB);
tios->c_cflag |= CS8;
}
+EXPORT_SYMBOL(cfmakeraw);
/* Not supported by FS yet. */
unsupported_function_crash(link);
@@ -1659,8 +1741,8 @@ unsupported_function_log(int, ftruncate64, -1);
unsupported_function_log(int, fchown, -1);
unsupported_function_log(int, fchmod, -1);
unsupported_function_crash(execvp);
-unsupported_function_log(int, dup, -1)
-unsupported_function_log(int, chroot, -1)
+unsupported_function_log(int, dup, -1);
+unsupported_function_log(int, chroot, -1);
unsupported_function_log(int, chown, -1);
unsupported_function_log(int, chmod, -1);
unsupported_function_crash(alarm);
--
2.35.3
|
 |
Lists.xenproject.org is hosted with RackSpace, monitoring our |