mirror of
https://github.com/digarok/gsplus.git
synced 2024-11-24 06:34:02 +00:00
more win32-specific code.
This commit is contained in:
Kelvin Sherlock
parent
bb6015df36
commit
e482260d32
@ -6,14 +6,9 @@
|
||||
#include <Windows.h>
|
||||
#include <io.h>
|
||||
|
||||
#include <unistd.h>
|
||||
#include <fcntl.h>
|
||||
#include <dirent.h>
|
||||
#include <errno.h>
|
||||
#include <unistd.h>
|
||||
#include <ctype.h>
|
||||
#include <string.h>
|
||||
#include <time.h>
|
||||
|
||||
#include "defc.h"
|
||||
#include "gsos.h"
|
||||
@ -129,8 +124,9 @@ static int free_cookie(int cookie) {
|
||||
|
||||
static struct fd_entry *fd_head = NULL;
|
||||
|
||||
static ino_t root_ino = 0;
|
||||
static dev_t root_dev = 0;
|
||||
static DWORD root_file_id[3] = {};
|
||||
//static ino_t root_ino = 0;
|
||||
//static dev_t root_dev = 0;
|
||||
static char *root = NULL;
|
||||
static int read_only = 0;
|
||||
|
||||
@ -253,7 +249,7 @@ static word32 map_last_error() {
|
||||
case ERROR_DIR_NOT_EMPTY:
|
||||
// ...
|
||||
default:
|
||||
fprintf(stderr, "GetLastError: %08lx - %ld\n", e, e);
|
||||
fprintf(stderr, "GetLastError: %08x - %d\n", (int)e, (int)e);
|
||||
return drvrIOError;
|
||||
}
|
||||
}
|
||||
@ -307,8 +303,9 @@ static word32 remove_fd(int cookie) {
|
||||
|
||||
struct file_info {
|
||||
|
||||
time_t create_date;
|
||||
time_t modified_date;
|
||||
FILETIME create_date;
|
||||
FILETIME modified_date;
|
||||
|
||||
word16 access;
|
||||
word16 storage_type;
|
||||
word16 file_type;
|
||||
@ -317,7 +314,6 @@ struct file_info {
|
||||
word32 blocks;
|
||||
word32 resource_eof;
|
||||
word32 resource_blocks;
|
||||
mode_t st_mode;
|
||||
int has_fi;
|
||||
byte finder_info[32];
|
||||
};
|
||||
@ -453,7 +449,7 @@ static void get_file_xinfo(const char *path, struct file_info *fi) {
|
||||
FILE_STANDARD_INFO fsi;
|
||||
memset(&fsi, 0, sizeof(fsi));
|
||||
|
||||
h = CreateFile(p, GENERIC_READ, FILE_SHARE_READ | FILE_SHARE_WRITE, NULL, OPEN_EXISTING, FILE_ATTRIBUTE_NORMAL, NULL);
|
||||
h = CreateFile(p, FILE_READ_ATTRIBUTES, FILE_SHARE_READ | FILE_SHARE_WRITE, NULL, OPEN_EXISTING, FILE_FLAG_BACKUP_SEMANTICS, NULL);
|
||||
if (h != INVALID_HANDLE_VALUE) {
|
||||
GetFileInformationByHandleEx(h, FileStandardInfo, &fsi, sizeof(fsi));
|
||||
|
||||
@ -483,33 +479,50 @@ static void get_file_xinfo(const char *path, struct file_info *fi) {
|
||||
}
|
||||
|
||||
static word32 get_file_info(const char *path, struct file_info *fi) {
|
||||
struct stat st;
|
||||
|
||||
|
||||
HANDLE h = CreateFile(path, GENERIC_READ, FILE_SHARE_READ | FILE_SHARE_WRITE, NULL, OPEN_EXISTING, FILE_ATTRIBUTE_NORMAL, NULL);
|
||||
if (h == INVALID_HANDLE_VALUE) return map_last_error();
|
||||
|
||||
//FILE_BASIC_INFO fbi;
|
||||
//FILE_STANDARD_INFO fsi;
|
||||
//FILE_ID_INFO fii;
|
||||
BY_HANDLE_FILE_INFORMATION info;
|
||||
|
||||
|
||||
memset(fi, 0, sizeof(*fi));
|
||||
//memset(&fbi, 0, sizeof(fbi));
|
||||
//memset(&fsi, 0, sizeof(fsi));
|
||||
|
||||
int ok = stat(path, &st);
|
||||
if (ok < 0) return map_errno();
|
||||
GetFileInformationByHandle(h, &info);
|
||||
//GetFileInformationByHandleEx(h, FileBasicInfo, &fbi, sizeof(fbi));
|
||||
//GetFileInformationByHandleEx(h, FileStandardInfo, &fsi, sizeof(fsi));
|
||||
//GetFileInformationByHandleEx(h, FileIdInfo, &fii, sizeof(fii));
|
||||
|
||||
fi->eof = st.st_size;
|
||||
fi->blocks = st.st_blocks;
|
||||
word32 size = info.nFileSizeLow;
|
||||
|
||||
fi->create_date = st.st_ctime;
|
||||
fi->modified_date = st.st_mtime;
|
||||
fi->eof = size;
|
||||
fi->blocks = (size + 511) / 512;
|
||||
|
||||
fi->st_mode = st.st_mode;
|
||||
fi->create_date = info.ftCreationTime;
|
||||
fi->modified_date = info.ftLastWriteTime;
|
||||
|
||||
if (S_ISDIR(st.st_mode)) {
|
||||
if (info.dwFileAttributes & FILE_ATTRIBUTE_DIRECTORY) {
|
||||
fi->storage_type = 0x0d;
|
||||
fi->file_type = 0x0f;
|
||||
if (st.st_ino == root_ino && st.st_dev == root_dev)
|
||||
|
||||
DWORD id[3] = { info.dwVolumeSerialNumber, info.nFileIndexHigh, info.nFileIndexLow };
|
||||
if (memcmp(&id, &root_file_id, sizeof(root_file_id)) == 0) {
|
||||
fi->storage_type = 0x0f;
|
||||
} else if (S_ISREG(st.st_mode)) {
|
||||
fi->file_type = 0x06;
|
||||
if (st.st_size < 0x200) fi->storage_type = seedling;
|
||||
else if (st.st_size < 0x20000) fi->storage_type = 0x0002;
|
||||
else fi->storage_type = 0x0003;
|
||||
}
|
||||
} else {
|
||||
fi->storage_type = st.st_mode & S_IFMT;
|
||||
fi->file_type = 0;
|
||||
fi->file_type = 0x06;
|
||||
if (size < 0x200) fi->storage_type = seedling;
|
||||
else if (size < 0x20000) fi->storage_type = sapling;
|
||||
else fi->storage_type = tree;
|
||||
|
||||
get_file_xinfo(path, fi);
|
||||
if (fi->resource_eof) fi->storage_type = extendedFile;
|
||||
}
|
||||
// 0x01 = read enable
|
||||
// 0x02 = write enable
|
||||
@ -522,35 +535,17 @@ static word32 get_file_info(const char *path, struct file_info *fi) {
|
||||
|
||||
fi->access = 0xc3; // placeholder...
|
||||
|
||||
if (S_ISREG(st.st_mode)) {
|
||||
get_file_xinfo(path, fi);
|
||||
}
|
||||
|
||||
// get file type/aux type
|
||||
|
||||
if (fi->resource_eof) fi->storage_type = 0x0005;
|
||||
|
||||
CloseHandle(h);
|
||||
return 0;
|
||||
}
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
static void UnixTimeToFileTime(time_t t, LARGE_INTEGER *out)
|
||||
{
|
||||
if (t) {
|
||||
out->QuadPart = Int32x32To64(t, 10000000) + 116444736000000000;
|
||||
} else {
|
||||
out->QuadPart = 0;
|
||||
}
|
||||
|
||||
}
|
||||
|
||||
|
||||
static word32 set_file_info(const char *path, struct file_info *fi) {
|
||||
|
||||
if (fi->has_fi && fi->storage_type != 0x0d) {
|
||||
if (fi->has_fi && fi->storage_type != 0x0d && fi->storage_type != 0x0f) {
|
||||
char *rpath = append_string(path, ":AFP_AfpInfo");
|
||||
|
||||
HANDLE h = CreateFile(rpath, GENERIC_READ | GENERIC_WRITE,
|
||||
@ -561,7 +556,8 @@ static word32 set_file_info(const char *path, struct file_info *fi) {
|
||||
CloseHandle(h);
|
||||
}
|
||||
|
||||
if (fi->create_date || fi->modified_date) {
|
||||
if (fi->create_date.dwLowDateTime || fi->create_date.dwHighDateTime
|
||||
|| fi->modified_date.dwLowDateTime || fi->modified_date.dwHighDateTime) {
|
||||
// SetFileInformationByHandle can modify dates.
|
||||
HANDLE h;
|
||||
h = CreateFile(path, GENERIC_READ | GENERIC_WRITE, FILE_SHARE_READ | FILE_SHARE_WRITE, NULL, OPEN_EXISTING, FILE_ATTRIBUTE_NORMAL, NULL);
|
||||
@ -572,17 +568,12 @@ static word32 set_file_info(const char *path, struct file_info *fi) {
|
||||
FILE_BASIC_INFO fbi;
|
||||
memset(&fbi, 0, sizeof(fbi));
|
||||
|
||||
if (fi->create_date) {
|
||||
UnixTimeToFileTime(fi->create_date, &fbi.CreationTime);
|
||||
}
|
||||
if (fi->modified_date) {
|
||||
LARGE_INTEGER ft;
|
||||
UnixTimeToFileTime(fi->modified_date, &ft);
|
||||
fbi.ChangeTime = ft;
|
||||
fbi.LastAccessTime = ft;
|
||||
fbi.LastWriteTime = ft;
|
||||
}
|
||||
|
||||
fbi.CreationTime.LowPart = fi->create_date.dwLowDateTime;
|
||||
fbi.CreationTime.HighPart = fi->create_date.dwHighDateTime;
|
||||
fbi.ChangeTime.LowPart = fi->modified_date.dwLowDateTime; //?
|
||||
fbi.ChangeTime.HighPart = fi->modified_date.dwHighDateTime; //?
|
||||
fbi.LastWriteTime.LowPart = fi->modified_date.dwLowDateTime;
|
||||
fbi.LastWriteTime.HighPart = fi->modified_date.dwHighDateTime;
|
||||
|
||||
BOOL ok = SetFileInformationByHandle(h, FileBasicInfo, &fbi, sizeof(fbi));
|
||||
CloseHandle(h);
|
||||
@ -754,103 +745,144 @@ static word32 set_option_list(word32 ptr, word16 fstID, const byte *data, int si
|
||||
return 0;
|
||||
}
|
||||
|
||||
|
||||
static int dayofweek(int y, int m, int d) /* 1 <= m <= 12, y > 1752 (in the U.K.) */
|
||||
{
|
||||
static int t[] = {0, 3, 2, 5, 0, 3, 5, 1, 4, 6, 2, 4};
|
||||
y -= m < 3;
|
||||
return (y + y/4 - y/100 + y/400 + t[m-1] + d) % 7;
|
||||
}
|
||||
/*
|
||||
* converts time_t to a gs/os readhextime date/time record.
|
||||
*/
|
||||
|
||||
static void set_date_time_rec(word32 ptr, time_t time) {
|
||||
static void set_date_time_rec(word32 ptr, FILETIME utc) {
|
||||
|
||||
if (time == 0) {
|
||||
if (utc.dwLowDateTime == 0 && utc.dwHighDateTime == 0) {
|
||||
for (int i = 0; i < 8; ++i) set_memory_c(ptr++, 0, 0);
|
||||
return;
|
||||
}
|
||||
|
||||
struct tm *tm = localtime(&time);
|
||||
if (tm->tm_sec == 60) tm->tm_sec = 59; /* leap second */
|
||||
|
||||
set_memory_c(ptr++, tm->tm_sec, 0);
|
||||
set_memory_c(ptr++, tm->tm_min, 0);
|
||||
set_memory_c(ptr++, tm->tm_hour, 0);
|
||||
set_memory_c(ptr++, tm->tm_year, 0);
|
||||
set_memory_c(ptr++, tm->tm_mday - 1, 0);
|
||||
set_memory_c(ptr++, tm->tm_mon, 0);
|
||||
SYSTEMTIME tmLocal;
|
||||
SYSTEMTIME tmUTC;
|
||||
|
||||
FileTimeToSystemTime(&utc, &tmUTC);
|
||||
SystemTimeToTzSpecificLocalTime(NULL, &tmUTC, &tmLocal);
|
||||
|
||||
if (tmLocal.wYear < 1900 || tmLocal.wYear > 1900 + 255) {
|
||||
for (int i = 0; i < 8; ++i) set_memory_c(ptr++, 0, 0);
|
||||
return;
|
||||
}
|
||||
if (tmLocal.wSecond == 60) tmLocal.wSecond = 59; /* leap second */
|
||||
|
||||
int dow = dayofweek(tmLocal.wYear, tmLocal.wMonth, tmLocal.wDay);
|
||||
set_memory_c(ptr++, tmLocal.wSecond, 0);
|
||||
set_memory_c(ptr++, tmLocal.wMinute, 0);
|
||||
set_memory_c(ptr++, tmLocal.wHour, 0);
|
||||
set_memory_c(ptr++, tmLocal.wYear - 1900, 0);
|
||||
set_memory_c(ptr++, dow + 1, 0); // 1 = sunday
|
||||
set_memory_c(ptr++, tmLocal.wMonth - 1, 0);
|
||||
set_memory_c(ptr++, 0, 0);
|
||||
set_memory_c(ptr++, tm->tm_wday + 1, 0);
|
||||
set_memory_c(ptr++, tmLocal.wDay - 1, 0);
|
||||
}
|
||||
|
||||
/*
|
||||
* converts time_t to a prodos16 date/time record.
|
||||
*/
|
||||
static void set_date_time(word32 ptr, time_t time) {
|
||||
static void set_date_time(word32 ptr, FILETIME utc) {
|
||||
|
||||
if (time == 0) {
|
||||
if (utc.dwLowDateTime == 0 && utc.dwHighDateTime == 0) {
|
||||
for (int i = 0; i < 4; ++i) set_memory_c(ptr++, 0, 0);
|
||||
return;
|
||||
}
|
||||
|
||||
struct tm *tm = localtime(&time);
|
||||
SYSTEMTIME tmLocal;
|
||||
SYSTEMTIME tmUTC;
|
||||
|
||||
FileTimeToSystemTime(&utc, &tmUTC);
|
||||
SystemTimeToTzSpecificLocalTime(NULL, &tmUTC, &tmLocal);
|
||||
|
||||
if (tmLocal.wYear < 1940 || tmLocal.wYear > 2039) {
|
||||
for (int i = 0; i < 4; ++i) set_memory_c(ptr++, 0, 0);
|
||||
return;
|
||||
}
|
||||
if (tmLocal.wSecond == 60) tmLocal.wSecond = 59; /* leap second */
|
||||
|
||||
word16 tmp = 0;
|
||||
tmp |= (tm->tm_year % 100) << 9;
|
||||
tmp |= tm->tm_mon << 5;
|
||||
tmp |= tm->tm_mday;
|
||||
tmp |= (tmLocal.wYear % 100) << 9;
|
||||
tmp |= tmLocal.wMonth << 5;
|
||||
tmp |= tmLocal.wDay;
|
||||
|
||||
set_memory16_c(ptr, tmp, 0);
|
||||
ptr += 2;
|
||||
|
||||
tmp = 0;
|
||||
tmp |= tm->tm_hour << 8;
|
||||
tmp |= tm->tm_min;
|
||||
tmp |= tmLocal.wHour << 8;
|
||||
tmp |= tmLocal.wMinute;
|
||||
set_memory16_c(ptr, tmp, 0);
|
||||
}
|
||||
|
||||
|
||||
static time_t get_date_time(word32 ptr) {
|
||||
static FILETIME get_date_time(word32 ptr) {
|
||||
|
||||
FILETIME utc = {0, 0};
|
||||
|
||||
word16 a = get_memory16_c(ptr + 0, 0);
|
||||
word16 b = get_memory16_c(ptr + 2, 0);
|
||||
if (!a && !b) return 0;
|
||||
if (!a && !b) return utc;
|
||||
|
||||
struct tm tm;
|
||||
memset(&tm, 0, sizeof(tm));
|
||||
|
||||
tm.tm_year = (a >> 9) & 0x7f;
|
||||
tm.tm_mon = ((a >> 5) & 0x0f) - 1;
|
||||
tm.tm_mday = (a >> 0) & 0x1f;
|
||||
SYSTEMTIME tmLocal;
|
||||
SYSTEMTIME tmUTC;
|
||||
memset(&tmLocal, 0, sizeof(tmLocal));
|
||||
memset(&tmUTC, 0, sizeof(tmUTC));
|
||||
|
||||
tm.tm_hour = (b >> 8) & 0x1f;
|
||||
tm.tm_min = (b >> 0) & 0x3f;
|
||||
tm.tm_sec = 0;
|
||||
tmLocal.wYear = ((a >> 9) & 0x7f) + 1900;
|
||||
tmLocal.wMonth = ((a >> 5) & 0x0f);
|
||||
tmLocal.wDay = (a >> 0) & 0x1f;
|
||||
|
||||
tmLocal.wHour = (b >> 8) & 0x1f;
|
||||
tmLocal.wMinute = (b >> 0) & 0x3f;
|
||||
tmLocal.wSecond = 0;
|
||||
|
||||
tm.tm_isdst = -1;
|
||||
|
||||
// 00 - 39 => 2000-2039
|
||||
// 40 - 99 => 1940-1999
|
||||
if (tm.tm_year < 40) tm.tm_year += 100;
|
||||
if (tmLocal.wYear < 40) tmLocal.wYear += 100;
|
||||
|
||||
|
||||
return mktime(&tm);
|
||||
TzSpecificLocalTimeToSystemTime(NULL, &tmLocal, &tmUTC);
|
||||
if (!SystemTimeToFileTime(&tmUTC, &utc)) utc =(FILETIME){0, 0};
|
||||
|
||||
return utc;
|
||||
}
|
||||
|
||||
static time_t get_date_time_rec(word32 ptr) {
|
||||
static FILETIME get_date_time_rec(word32 ptr) {
|
||||
|
||||
FILETIME utc = {0, 0};
|
||||
|
||||
byte buffer[8];
|
||||
for (int i = 0; i < 8; ++i) buffer[i] = get_memory_c(ptr++, 0);
|
||||
|
||||
if (!memcmp(buffer, "\x00\x00\x00\x00\x00\x00\x00\x00", 8)) return 0;
|
||||
if (!memcmp(buffer, "\x00\x00\x00\x00\x00\x00\x00\x00", 8)) return utc;
|
||||
|
||||
struct tm tm;
|
||||
memset(&tm, 0, sizeof(tm));
|
||||
SYSTEMTIME tmLocal;
|
||||
SYSTEMTIME tmUTC;
|
||||
memset(&tmLocal, 0, sizeof(tmLocal));
|
||||
memset(&tmUTC, 0, sizeof(tmUTC));
|
||||
|
||||
tm.tm_sec = buffer[0];
|
||||
tm.tm_min = buffer[1];
|
||||
tm.tm_hour = buffer[2];
|
||||
tm.tm_year = buffer[3];
|
||||
tm.tm_mday = buffer[4] + 1;
|
||||
tm.tm_mon = buffer[5];
|
||||
tm.tm_isdst = -1;
|
||||
tmLocal.wSecond = buffer[0];
|
||||
tmLocal.wMinute = buffer[1];
|
||||
tmLocal.wHour = buffer[2];
|
||||
tmLocal.wYear = 1900 + buffer[3];
|
||||
tmLocal.wDay = buffer[4] + 1;
|
||||
tmLocal.wMonth = buffer[5] + 1;
|
||||
|
||||
return mktime(&tm);
|
||||
TzSpecificLocalTimeToSystemTime(NULL, &tmLocal, &tmUTC);
|
||||
if (!SystemTimeToFileTime(&tmUTC, &utc)) utc =(FILETIME){0, 0};
|
||||
|
||||
return utc;
|
||||
}
|
||||
|
||||
|
||||
@ -891,7 +923,6 @@ static word32 fst_shutdown(void) {
|
||||
static word32 fst_startup(void) {
|
||||
// if restart, close any previous files.
|
||||
|
||||
struct stat st;
|
||||
|
||||
if (!g_cfg_host_path) return invalidFSTop;
|
||||
if (!*g_cfg_host_path) return invalidFSTop;
|
||||
@ -903,17 +934,34 @@ static word32 fst_startup(void) {
|
||||
fst_shutdown();
|
||||
|
||||
memset(&cookies, 0, sizeof(cookies));
|
||||
if (stat(root, &st) < 0) {
|
||||
fprintf(stderr, "%s does not exist\n", root);
|
||||
return invalidFSTop;
|
||||
}
|
||||
if (!S_ISDIR(st.st_mode)) {
|
||||
fprintf(stderr, "%s is not a directory\n", root);
|
||||
return invalidFSTop;
|
||||
}
|
||||
|
||||
root_ino = st.st_ino;
|
||||
root_dev = st.st_dev;
|
||||
HANDLE h = CreateFile(root, FILE_READ_ATTRIBUTES, FILE_SHARE_READ | FILE_SHARE_WRITE, NULL, OPEN_EXISTING, FILE_FLAG_BACKUP_SEMANTICS, NULL);
|
||||
if (h == INVALID_HANDLE_VALUE) {
|
||||
fprintf(stderr, "%s does not exist or is not accessible\n", root);
|
||||
return invalidFSTop;
|
||||
}
|
||||
FILE_BASIC_INFO fbi;
|
||||
BY_HANDLE_FILE_INFORMATION info;
|
||||
|
||||
GetFileInformationByHandle(h, &info);
|
||||
GetFileInformationByHandleEx(h, FileBasicInfo, &fbi, sizeof(fbi));
|
||||
// can't delete volume root.
|
||||
CloseHandle(h);
|
||||
|
||||
root_file_id[0] = info.dwVolumeSerialNumber;
|
||||
root_file_id[1] = info.nFileIndexHigh;
|
||||
root_file_id[2] = info.nFileIndexLow;
|
||||
|
||||
|
||||
if (!(fbi.FileAttributes & FILE_ATTRIBUTE_DIRECTORY)) {
|
||||
fprintf(stderr, "%s is not a directory\n", root);
|
||||
CloseHandle(h);
|
||||
return invalidFSTop;
|
||||
}
|
||||
CloseHandle(h);
|
||||
|
||||
//root_ino = st.st_ino;
|
||||
//root_dev = st.st_dev;
|
||||
|
||||
return 0;
|
||||
}
|
||||
@ -1002,20 +1050,28 @@ static word32 fst_create(int class, const char *path) {
|
||||
|
||||
static word32 fst_destroy(int class, const char *path) {
|
||||
|
||||
struct stat st;
|
||||
|
||||
HANDLE h;
|
||||
if (!path) return badStoreType;
|
||||
|
||||
if (stat(path, &st) < 0) {
|
||||
return map_errno();
|
||||
}
|
||||
|
||||
h = CreateFile(path, FILE_READ_ATTRIBUTES, FILE_SHARE_READ | FILE_SHARE_WRITE, NULL, OPEN_EXISTING, FILE_FLAG_BACKUP_SEMANTICS, NULL);
|
||||
if (h == INVALID_HANDLE_VALUE) return map_last_error();
|
||||
|
||||
// can't delete volume root.
|
||||
if (st.st_ino == root_ino && st.st_dev == root_dev) {
|
||||
return badStoreType;
|
||||
}
|
||||
FILE_BASIC_INFO fbi;
|
||||
BY_HANDLE_FILE_INFORMATION info;
|
||||
GetFileInformationByHandleEx(h, FileBasicInfo, &fbi, sizeof(fbi));
|
||||
GetFileInformationByHandle(h, &info);
|
||||
CloseHandle(h);
|
||||
|
||||
int ok = S_ISDIR(st.st_mode) ? RemoveDirectory(path) : DeleteFile(path);
|
||||
DWORD id[3] = { info.dwVolumeSerialNumber, info.nFileIndexHigh, info.nFileIndexLow };
|
||||
if (memcmp(&id, &root_file_id, sizeof(root_file_id)) == 0) {
|
||||
return badStoreType;
|
||||
}
|
||||
|
||||
|
||||
int ok = fbi.FileAttributes & FILE_ATTRIBUTE_DIRECTORY ?
|
||||
RemoveDirectory(path) : DeleteFile(path);
|
||||
|
||||
if (!ok) return map_last_error();
|
||||
return 0;
|
||||
@ -1409,7 +1465,7 @@ static word32 fst_open(int class, const char *path) {
|
||||
if (access > 3) return paramRangeErr;
|
||||
|
||||
// special access checks for directories.
|
||||
if (S_ISDIR(fi.st_mode)) {
|
||||
if (fi.storage_type == 0x0f || fi.storage_type == 0x0d) {
|
||||
if (resource_number) return resForkNotFound;
|
||||
switch (request_access) {
|
||||
case readEnableAllowWrite:
|
||||
@ -1949,10 +2005,20 @@ static word32 fst_get_dir_entry(int class) {
|
||||
static word32 fst_change_path(int class, const char *path1, const char *path2) {
|
||||
|
||||
/* make sure they're not trying to rename the volume... */
|
||||
struct stat st;
|
||||
if (stat(path1, &st) < 0) return map_errno();
|
||||
if (st.st_dev == root_dev && st.st_ino == root_ino)
|
||||
return invalidAccess;
|
||||
HANDLE h;
|
||||
|
||||
h = CreateFile(path1, FILE_READ_ATTRIBUTES, FILE_SHARE_READ | FILE_SHARE_WRITE, NULL, OPEN_EXISTING, FILE_FLAG_BACKUP_SEMANTICS, NULL);
|
||||
if (h == INVALID_HANDLE_VALUE) return map_last_error();
|
||||
|
||||
// can't delete volume root.
|
||||
BY_HANDLE_FILE_INFORMATION info;
|
||||
GetFileInformationByHandle(h, &info);
|
||||
CloseHandle(h);
|
||||
|
||||
DWORD id[3] = { info.dwVolumeSerialNumber, info.nFileIndexHigh, info.nFileIndexLow };
|
||||
if (memcmp(&id, &root_file_id, sizeof(root_file_id)) == 0) {
|
||||
return invalidAccess;
|
||||
}
|
||||
|
||||
if (!MoveFile(path1, path2)) return map_last_error();
|
||||
return 0;
|
||||
|
||||
Loading…
Reference in New Issue
Block a user