#include "apr_arch_file_io.h"
#include "apr_file_io.h"
#include "apr_general.h"
#include "apr_strings.h"
#include <string.h>
#include "apr_arch_inherit.h"
#include <io.h>
APR_DECLARE(apr_status_t) apr_file_dup(apr_file_t **new_file,
apr_file_t *old_file, apr_pool_t *p)
{
#ifdef _WIN32_WCE
return APR_ENOTIMPL;
#else
HANDLE hproc = GetCurrentProcess();
HANDLE newhand = NULL;
if (!DuplicateHandle(hproc, old_file->filehand,
hproc, &newhand, 0, FALSE,
DUPLICATE_SAME_ACCESS)) {
return apr_get_os_error();
}
(*new_file) = (apr_file_t *) apr_pcalloc(p, sizeof(apr_file_t));
(*new_file)->filehand = newhand;
(*new_file)->flags = old_file->flags & ~(APR_STD_FLAGS | APR_INHERIT);
(*new_file)->pool = p;
(*new_file)->fname = apr_pstrdup(p, old_file->fname);
(*new_file)->append = old_file->append;
(*new_file)->buffered = FALSE;
(*new_file)->ungetchar = old_file->ungetchar;
#if APR_HAS_THREADS
if (old_file->mutex) {
apr_thread_mutex_create(&((*new_file)->mutex),
APR_THREAD_MUTEX_DEFAULT, p);
}
#endif
apr_pool_cleanup_register((*new_file)->pool, (void *)(*new_file), file_cleanup,
apr_pool_cleanup_null);
(void) apr_pollset_create(&(*new_file)->pollset, 1, p, 0);
return APR_SUCCESS;
#endif
}
APR_DECLARE(apr_status_t) apr_file_dup2(apr_file_t *new_file,
apr_file_t *old_file, apr_pool_t *p)
{
#ifdef _WIN32_WCE
return APR_ENOTIMPL;
#else
HANDLE hproc = GetCurrentProcess();
HANDLE newhand = NULL;
apr_int32_t newflags;
int fd;
if (new_file->flags & APR_STD_FLAGS)
{
if ((new_file->flags & APR_STD_FLAGS) == APR_STDERR_FLAG)
{
fflush(stderr);
setvbuf(stderr, NULL, _IONBF, 0);
_commit(2 );
if (!DuplicateHandle(hproc, old_file->filehand, hproc, &newhand,
0, FALSE, DUPLICATE_SAME_ACCESS)) {
return apr_get_os_error();
}
fd = _open_osfhandle((INT_PTR)newhand, _O_WRONLY | _O_BINARY);
_dup2(fd, 2);
_close(fd);
_setmode(2, _O_BINARY);
newhand = (HANDLE)_get_osfhandle(2);
}
else if ((new_file->flags & APR_STD_FLAGS) == APR_STDOUT_FLAG) {
fflush(stdout);
setvbuf(stdout, NULL, _IONBF, 0);
_commit(1 );
if (!DuplicateHandle(hproc, old_file->filehand, hproc, &newhand,
0, FALSE, DUPLICATE_SAME_ACCESS)) {
return apr_get_os_error();
}
fd = _open_osfhandle((INT_PTR)newhand, _O_WRONLY | _O_BINARY);
_dup2(fd, 1);
_close(fd);
_setmode(1, _O_BINARY);
newhand = (HANDLE)_get_osfhandle(1);
}
else if ((new_file->flags & APR_STD_FLAGS) == APR_STDIN_FLAG) {
fflush(stdin);
setvbuf(stdin, NULL, _IONBF, 0);
_commit(0 );
if (!DuplicateHandle(hproc, old_file->filehand, hproc, &newhand,
0, FALSE, DUPLICATE_SAME_ACCESS)) {
return apr_get_os_error();
}
fd = _open_osfhandle((INT_PTR)newhand, _O_RDONLY | _O_BINARY);
_dup2(fd, 0);
_close(fd);
_setmode(0, _O_BINARY);
newhand = (HANDLE)_get_osfhandle(0);
}
newflags = (new_file->flags & APR_STD_FLAGS)
| (old_file->flags & ~APR_STD_FLAGS) | APR_INHERIT;
}
else {
if (!DuplicateHandle(hproc, old_file->filehand,
hproc, &newhand, 0,
FALSE, DUPLICATE_SAME_ACCESS)) {
return apr_get_os_error();
}
newflags = old_file->flags & ~(APR_STD_FLAGS | APR_INHERIT);
if (new_file->filehand
&& (new_file->filehand != INVALID_HANDLE_VALUE)) {
CloseHandle(new_file->filehand);
}
}
new_file->flags = newflags;
new_file->filehand = newhand;
new_file->fname = apr_pstrdup(new_file->pool, old_file->fname);
new_file->append = old_file->append;
new_file->buffered = FALSE;
new_file->ungetchar = old_file->ungetchar;
#if APR_HAS_THREADS
if (old_file->mutex) {
apr_thread_mutex_create(&(new_file->mutex),
APR_THREAD_MUTEX_DEFAULT, p);
}
#endif
return APR_SUCCESS;
#endif
}
APR_DECLARE(apr_status_t) apr_file_setaside(apr_file_t **new_file,
apr_file_t *old_file,
apr_pool_t *p)
{
*new_file = (apr_file_t *)apr_palloc(p, sizeof(apr_file_t));
memcpy(*new_file, old_file, sizeof(apr_file_t));
(*new_file)->pool = p;
if (old_file->buffered) {
(*new_file)->buffer = apr_palloc(p, old_file->bufsize);
(*new_file)->bufsize = old_file->bufsize;
if (old_file->direction == 1) {
memcpy((*new_file)->buffer, old_file->buffer, old_file->bufpos);
}
else {
memcpy((*new_file)->buffer, old_file->buffer, old_file->dataRead);
}
}
if (old_file->mutex) {
apr_thread_mutex_create(&((*new_file)->mutex),
APR_THREAD_MUTEX_DEFAULT, p);
apr_thread_mutex_destroy(old_file->mutex);
}
if (old_file->fname) {
(*new_file)->fname = apr_pstrdup(p, old_file->fname);
}
if (!(old_file->flags & APR_FOPEN_NOCLEANUP)) {
apr_pool_cleanup_register(p, (void *)(*new_file),
file_cleanup,
file_cleanup);
}
old_file->filehand = INVALID_HANDLE_VALUE;
apr_pool_cleanup_kill(old_file->pool, (void *)old_file,
file_cleanup);
(void) apr_pollset_create(&(*new_file)->pollset, 1, p, 0);
return APR_SUCCESS;
}