X-Git-Url: https://glassweightruler.freedombox.rocks/gitweb/Ventoy.git/blobdiff_plain/82e99a3b37e70057387942db6c5844a7663e4e6c..4e8d8b2e19d0222f5f859c8462f420877b68aa24:/LinuxGUI/Ventoy2Disk/Core/ventoy_util.c

diff --git a/LinuxGUI/Ventoy2Disk/Core/ventoy_util.c b/LinuxGUI/Ventoy2Disk/Core/ventoy_util.c
index 27c015f..cbee36a 100644
--- a/LinuxGUI/Ventoy2Disk/Core/ventoy_util.c
+++ b/LinuxGUI/Ventoy2Disk/Core/ventoy_util.c
@@ -164,11 +164,40 @@ end:
     return mount;
 }
 
+static int ventoy_mount_path_escape(char *src, char *dst, int len)
+{
+    int i = 0;
+    int n = 0;
+    
+    dst[len - 1] = 0;
+
+    for (i = 0; i < len - 1; i++)
+    {
+        if (src[i] == '\\' && src[i + 1] == '0' && src[i + 2] == '4' && src[i + 3] == '0')
+        {
+            dst[n++] = ' ';
+            i += 3;
+        }
+        else
+        {
+            dst[n++] = src[i];
+        }
+    
+        if (src[i] == 0)
+        {
+            break;
+        }
+    }
+
+    return 0;
+}
+
 int ventoy_try_umount_disk(const char *devpath)
 {
     int rc;
     int len;
-    char line[512];
+    char line[1024];
+    char mntpt[1024];
     char *pos1 = NULL;
     char *pos2 = NULL;
     FILE *fp = NULL;
@@ -193,14 +222,15 @@ int ventoy_try_umount_disk(const char *devpath)
                     *pos2 = 0;
                 }
 
-                rc = umount(pos1 + 1);
+                ventoy_mount_path_escape(pos1 + 1, mntpt, sizeof(mntpt));                
+                rc = umount(mntpt);
                 if (rc)
                 {
-                    vdebug("umount %s %s [ failed ] error:%d\n", devpath, pos1 + 1, errno);                                        
+                    vdebug("umount <%s> <%s> [ failed ] error:%d\n", devpath, mntpt, errno);                                        
                 }
                 else
                 {
-                    vdebug("umount %s %s [ success ]\n", devpath, pos1 + 1);
+                    vdebug("umount <%s> <%s> [ success ]\n", devpath, mntpt);
                 }
             }
         }
@@ -210,7 +240,6 @@ int ventoy_try_umount_disk(const char *devpath)
     return 0;
 }
 
-
 int ventoy_read_file_to_buf(const char *FileName, int ExtLen, void **Bufer, int *BufLen)
 {
     int FileSize;
@@ -413,7 +442,7 @@ int ventoy_fill_gpt(uint64_t size, uint64_t reserve, int align4k, VTOY_GPT_INFO
     ventoy_gen_preudo_uuid(&(Table[1].PartGuid));
     Table[1].StartLBA = Table[0].LastLBA + 1;
     Table[1].LastLBA = Table[1].StartLBA + VTOYEFI_PART_BYTES / 512 - 1;
-    Table[1].Attr = 0xC000000000000001ULL;
+    Table[1].Attr = 0x8000000000000000ULL;
     ventoy_fill_gpt_partname(Table[1].Name, "VTOYEFI");
 
 #if 0
@@ -550,3 +579,68 @@ int ventoy_fill_mbr(uint64_t size, uint64_t reserve, int align4k, MBR_HEAD *pMBR
     return 0;
 }
 
+int ventoy_fill_mbr_4k(uint64_t size, uint64_t reserve, int align4k, MBR_HEAD *pMBR)
+{
+    ventoy_guid Guid;
+    uint32_t DiskSignature;
+    uint32_t DiskSectorCount;
+    uint32_t PartSectorCount;
+    uint32_t PartStartSector;
+	uint32_t ReservedSector;
+
+    VentoyGetLocalBootImg(pMBR);
+
+    ventoy_gen_preudo_uuid(&Guid);
+
+    memcpy(&DiskSignature, &Guid, sizeof(uint32_t));
+
+    vdebug("Disk signature: 0x%08x\n", DiskSignature);
+
+    memcpy(pMBR->BootCode + 0x1B8, &DiskSignature, 4);
+    memcpy(pMBR->BootCode + 0x180, &Guid, 16);
+
+    if (size / 4096 > 0xFFFFFFFF)
+    {
+        DiskSectorCount = 0xFFFFFFFF;
+    }
+    else
+    {
+        DiskSectorCount = (uint32_t)(size / 4096);
+    }
+
+	if (reserve <= 0)
+	{
+		ReservedSector = 0;
+	}
+	else
+	{
+		ReservedSector = (uint32_t)(reserve / 4096);
+	}
+
+    // check aligned with 4KB
+    vdebug("no need to align with 4KB for 4K native disk\n");
+
+	vlog("ReservedSector: %u\n", ReservedSector);
+
+    //Part1
+    PartStartSector = VTOYIMG_PART_START_SECTOR >> 3;
+	PartSectorCount = DiskSectorCount - ReservedSector - VTOYEFI_PART_BYTES / 4096 - PartStartSector;
+    VentoyFillMBRLocation(size, PartStartSector, PartSectorCount, pMBR->PartTbl);
+
+    pMBR->PartTbl[0].Active = 0x80; // bootable
+    pMBR->PartTbl[0].FsFlag = 0x07; // exFAT/NTFS/HPFS
+
+    //Part2
+    PartStartSector += PartSectorCount;
+    PartSectorCount = VTOYEFI_PART_BYTES / 4096;
+    VentoyFillMBRLocation(size, PartStartSector, PartSectorCount, pMBR->PartTbl + 1);
+
+    pMBR->PartTbl[1].Active = 0x00; 
+    pMBR->PartTbl[1].FsFlag = 0xEF; // EFI System Partition
+
+    pMBR->Byte55 = 0x55;
+    pMBR->ByteAA = 0xAA;
+
+    return 0;
+}
+