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Change mo_format to upstream original

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This commit is contained in:
David Hrdlička
2021-01-12 17:06:05 +01:00
parent 44d92fac8d
commit 4a87af237a
1 changed files with 46 additions and 22 deletions
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68
src/disk/mo.c
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@@ -15,14 +15,15 @@
* Miran Grca, <mgrca8@gmail.com>
* Fred N. van Kempen, <decwiz@yahoo.com>
*
* Copyright 2020 Miran Grca.
* Copyright 2020,2021 Natalia Portillo.
* Copyright 2020,2021 Miran Grca.
* Copyright 2020,2021 Fred N. van Kempen
*/
#include <stdio.h>
#include <stdint.h>
#include <string.h>
#include <stdlib.h>
#include <stdarg.h>
#include <unistd.h>
#include <wchar.h>
#define HAVE_STDARG_H
#include <86box/86box.h>
@@ -43,7 +44,7 @@
#include <windows.h>
#include <io.h>
#else
#include <errno.h>
#include <unistd.h>
#endif
mo_drive_t mo_drives[MO_NUM];
@@ -1040,46 +1041,69 @@ mo_insert(mo_t *dev)
void
mo_format(mo_t *dev)
{
unsigned long size;
long size;
int ret;
int fd = fileno(dev->drv->f);
int64_t liSize = 0;
int fd;
mo_log("MO %i: Formatting media...\n", dev->id);
if (fd == -1) {
mo_log("MO %i: Failed to get file descriptor.\n", dev->id);
return;
}
fseek(dev->drv->f, 0, SEEK_END);
size = (uint32_t) ftello64(dev->drv->f);
size = ftell(dev->drv->f);
errno = 0;
rewind(dev->drv->f);
#ifdef _WIN32
HANDLE fh;
LARGE_INTEGER liSize;
if (errno) {
fd = _fileno(dev->drv->f);
fh = (HANDLE)_get_osfhandle(fd);
liSize.QuadPart = 0;
ret = (int)SetFilePointerEx(fh, liSize, NULL, FILE_BEGIN);
if(!ret) {
mo_log("MO %i: Failed seek to start of image file\n", dev->id);
return;
}
ret = ftruncate(fd, 0);
if (ret == -1) {
ret = (int)SetEndOfFile(fh);
if(!ret) {
mo_log("MO %i: Failed to truncate image file to 0\n", dev->id);
return;
}
liSize = size;
ret = fseek(dev->drv->f, 0, SEEK_END);
if (ret == -1) {
liSize.QuadPart = size;
ret = (int)SetFilePointerEx(fh, liSize, NULL, FILE_BEGIN);
if(!ret) {
mo_log("MO %i: Failed seek to end of image file\n", dev->id);
return;
}
ret = ftruncate(fd, liSize);
if (ret == -1) {
ret = (int)SetEndOfFile(fh);
if(!ret) {
mo_log("MO %i: Failed to truncate image file to %llu\n", dev->id, size);
return;
}
#else
fd = fileno(dev->drv->f);
ret = ftruncate(fd, 0);
if(ret) {
mo_log("MO %i: Failed to truncate image file to 0\n", dev->id);
return;
}
ret = ftruncate(fd, size);
if(ret) {
mo_log("MO %i: Failed to truncate image file to %llu", dev->id, size);
return;
}
#endif
}
static int