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Allow copying from NAND to virtual NAND

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... reduced safety, but will always work on standard NANDs and any sane
repartitioned NANDs
This commit is contained in:
d0k3 2017-09-13 02:07:40 +02:00
parent f46a88c9ff
commit b7d914d73f
1 changed files with 18 additions and 9 deletions
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27
source/filesys/fsutil.c
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@ -105,7 +105,7 @@ bool FileUnlock(const char* path) {
if (fx_open(&file, path, FA_READ | FA_OPEN_EXISTING) != FR_OK) {
char pathstr[32 + 1];
TruncateString(pathstr, path, 32, 8);
if (GetMountState() && (strncmp(path, GetMountPath(), 256) == 0) &&
if (GetMountState() && (strncasecmp(path, GetMountPath(), 256) == 0) &&
(ShowPrompt(true, "%s\nFile is currently mounted.\nUnmount to unlock?", pathstr))) {
InitImgFS(NULL);
if (fx_open(&file, path, FA_READ | FA_OPEN_EXISTING) != FR_OK)
@ -210,7 +210,7 @@ bool FileInjectFile(const char* dest, const char* orig, u64 off_dest, u64 off_or
bool allow_expand = (flags && (*flags & ALLOW_EXPAND));
if (!CheckWritePermissions(dest)) return false;
if (strncmp(dest, orig, 256) == 0) {
if (strncasecmp(dest, orig, 256) == 0) {
ShowPrompt(false, "Error: Can't inject file into itself");
return false;
}
@ -510,7 +510,7 @@ bool PathMoveCopy(const char* dest, const char* orig, u32* flags, bool move) {
// is destination part of origin?
u32 olen = strnlen(lorig, 255);
if ((strncmp(ldest, lorig, olen) == 0) && (ldest[olen] == '/')) {
if ((strncasecmp(ldest, lorig, olen) == 0) && (ldest[olen] == '/')) {
ShowPrompt(false, "%s\nError: Destination is part of origin", deststr);
return false;
}
@ -522,7 +522,7 @@ bool PathMoveCopy(const char* dest, const char* orig, u32* flags, bool move) {
dname++;
// check & fix destination == origin
while (strncmp(ldest, lorig, 255) == 0) {
while (strncasecmp(ldest, lorig, 255) == 0) {
if (!ShowStringPrompt(dname, 255 - (dname - ldest), "%s\nDestination equals origin\nChoose another name?", deststr))
return false;
}
@ -561,30 +561,39 @@ bool PathMoveCopy(const char* dest, const char* orig, u32* flags, bool move) {
if (flags && (*flags & BUILD_PATH)) fvx_rmkpath(ldest);
// actual move / copy operation
bool same_drv = (strncmp(lorig, ldest, 2) == 0);
bool same_drv = (strncasecmp(lorig, ldest, 2) == 0);
bool res = PathMoveCopyRec(ldest, lorig, flags, move && same_drv);
if (move && res && (!flags || !(*flags&SKIP_CUR))) PathDelete(lorig);
return res;
} else { // virtual destination handling
// can't write an SHA file to a virtual destination
if (flags) *flags |= ~CALC_SHA;
bool force_unmount = false;
// handle NAND image unmounts
if (ddrvtype & (DRV_SYSNAND|DRV_EMUNAND|DRV_IMAGE)) {
FILINFO fno;
// virtual NAND files over 4 MB require unomunt, totally arbitrary limit (hacky!)
if ((fvx_stat(ldest, &fno) == FR_OK) && (fno.fsize > 4 * 1024 * 1024))
force_unmount = true;
}
// prevent illegal operations
if (odrvtype & ddrvtype & (DRV_SYSNAND|DRV_EMUNAND|DRV_IMAGE)) {
if (force_unmount && (odrvtype & ddrvtype & (DRV_SYSNAND|DRV_EMUNAND|DRV_IMAGE))) {
ShowPrompt(false, "Copy operation is not allowed");
return false;
}
// check destination == origin
if (strncmp(ldest, lorig, 255) == 0) {
if (strncasecmp(ldest, lorig, 255) == 0) {
ShowPrompt(false, "%s\nDestination equals origin", deststr);
return false;
}
// actual virtual copy operation
DismountDriveType(DriveType(ldest)&(DRV_SYSNAND|DRV_EMUNAND|DRV_IMAGE));
if (force_unmount) DismountDriveType(DriveType(ldest)&(DRV_SYSNAND|DRV_EMUNAND|DRV_IMAGE));
bool res = PathMoveCopyRec(ldest, lorig, flags, false);
InitExtFS();
if (force_unmount) InitExtFS();
return res;
}
}