X-Git-Url: https://glassweightruler.freedombox.rocks/gitweb/Ventoy.git/blobdiff_plain/9e2e4ec0a972fdbfe4edff46077061f82aaada99..4e8d8b2e19d0222f5f859c8462f420877b68aa24:/LinuxGUI/Ventoy2Disk/Web/ventoy_http.c

diff --git a/LinuxGUI/Ventoy2Disk/Web/ventoy_http.c b/LinuxGUI/Ventoy2Disk/Web/ventoy_http.c
index 8344b05..ec0c3ca 100644
--- a/LinuxGUI/Ventoy2Disk/Web/ventoy_http.c
+++ b/LinuxGUI/Ventoy2Disk/Web/ventoy_http.c
@@ -495,6 +495,7 @@ static int VentoyProcSecureBoot(int SecureBoot)
 			fl_remove("/EFI/BOOT/grubx64.efi");
 			fl_remove("/EFI/BOOT/grubx64_real.efi");
 			fl_remove("/EFI/BOOT/MokManager.efi");
+			fl_remove("/EFI/BOOT/mmx64.efi");
             fl_remove("/ENROLL_THIS_KEY_IN_MOKMANAGER.cer");
 
 			file = fl_fopen("/EFI/BOOT/BOOTX64.EFI", "wb");
@@ -682,15 +683,51 @@ static int ventoy_write_gpt_part_table(int fd, uint64_t disksize, VTOY_GPT_INFO
     return 0;
 }
 
+static int ventoy_mbr_need_update(ventoy_disk *disk, MBR_HEAD *mbr)
+{
+    int update = 0;
+    int partition_style;
+    MBR_HEAD LocalMBR;
+
+    partition_style = disk->vtoydata.partition_style;
+    memcpy(mbr, &(disk->vtoydata.gptinfo.MBR), 512);
+    
+    VentoyGetLocalBootImg(&LocalMBR);
+    memcpy(LocalMBR.BootCode + 0x180, mbr->BootCode + 0x180, 16);
+    if (partition_style)
+    {
+        LocalMBR.BootCode[92] = 0x22;        
+    }
+
+    if (memcmp(LocalMBR.BootCode, mbr->BootCode, 440))
+    {
+        memcpy(mbr->BootCode, LocalMBR.BootCode, 440);
+        vlog("MBR boot code different, must update it.\n");
+        update = 1;
+    }
+
+    if (partition_style == 0 && mbr->PartTbl[0].Active == 0)
+    {
+        mbr->PartTbl[0].Active = 0x80;
+        mbr->PartTbl[1].Active = 0;
+        mbr->PartTbl[2].Active = 0;
+        mbr->PartTbl[3].Active = 0;
+        vlog("set MBR partition 1 active flag enabled\n");
+        update = 1;
+    }
+
+    return update;
+}
+
 static void * ventoy_update_thread(void *data)
 {
     int fd;
-    int updateMBR;
     ssize_t len;
     off_t offset;
     MBR_HEAD MBR;
     ventoy_disk *disk = NULL;
     ventoy_thread_data *thread = (ventoy_thread_data *)data;
+    VTOY_GPT_INFO *pstGPT = NULL;
 
     vdebug("ventoy_update_thread run ...\n");
 
@@ -743,34 +780,45 @@ static void * ventoy_update_thread(void *data)
     len = write(fd, disk->vtoydata.rsvdata, sizeof(disk->vtoydata.rsvdata));
     vlog("Writing reserve data offset:%llu len:%llu ...\n", (_ull)offset, (_ull)len);
 
-    updateMBR = 0;
-    memcpy(&MBR, &(disk->vtoydata.gptinfo.MBR), 512);
-    
-    if (disk->vtoydata.partition_style == 0 && MBR.PartTbl[0].Active == 0)
+    if (ventoy_mbr_need_update(disk, &MBR))
     {
-        MBR.PartTbl[0].Active = 0x80;
-        MBR.PartTbl[1].Active = 0;
-        MBR.PartTbl[2].Active = 0;
-        MBR.PartTbl[3].Active = 0;
-        updateMBR = 1;
-        vlog("set MBR partition 1 active flag enabled\n");
+        offset = lseek(fd, 0, SEEK_SET);
+        len = write(fd, &MBR, 512);
+        vlog("update MBR offset:%llu len:%llu\n", (_ull)offset, (_ull)len);
     }
-
-    if (MBR.BootCode[0x190] != 0x56 || MBR.BootCode[0x191] != 0x54)
+    else
     {
-        vlog("set VT data %02x %02x\n", MBR.BootCode[0x190], MBR.BootCode[0x191]);
-        MBR.BootCode[0x190] = 0x56;
-        MBR.BootCode[0x191] = 0x54;
-        updateMBR = 1;
+        vlog("No need to update MBR\n");
     }
 
-    if (updateMBR)
+    
+    if (disk->vtoydata.partition_style)
     {
+        pstGPT = (VTOY_GPT_INFO *)malloc(sizeof(VTOY_GPT_INFO));
+        memset(pstGPT, 0, sizeof(VTOY_GPT_INFO));
+            
         offset = lseek(fd, 0, SEEK_SET);
-        len = write(fd, &MBR, 512);
-        vlog("update MBR offset:%llu len:%llu\n", (_ull)offset, (_ull)len);
+        len = read(fd, pstGPT, sizeof(VTOY_GPT_INFO));
+        vlog("Read GPT table offset:%llu len:%llu ...\n", (_ull)offset, (_ull)len);
+
+        if (pstGPT->PartTbl[1].Attr != 0x8000000000000000ULL)
+        {
+            vlog("Update EFI part attr from 0x%016llx to 0x%016llx\n", 
+                 pstGPT->PartTbl[1].Attr, 0x8000000000000000ULL);
+
+            pstGPT->PartTbl[1].Attr = 0x8000000000000000ULL;
+            pstGPT->Head.Crc = 0;
+            pstGPT->Head.Crc = ventoy_crc32(&(pstGPT->Head), pstGPT->Head.Length);            
+            ventoy_write_gpt_part_table(fd, disk->size_in_byte, pstGPT);
+        }
+        else
+        {
+            vlog("No need to update EFI part attr\n");
+        }
+        free(pstGPT);
     }
     
+
     g_current_progress = PT_SYNC_DATA1;
 
     vlog("fsync data1...\n");
@@ -1103,6 +1151,13 @@ static int ventoy_api_install(struct mg_connection *conn, VTOY_JSON *json)
         return 0;
     }
 
+    if (disk->is4kn)
+    {
+        vlog("disk %s is 4k native, not supported.\n", diskname);
+        ventoy_json_result(conn, VTOY_JSON_4KN_RET);
+        return 0;
+    }
+
     scnprintf(path, "/sys/block/%s", diskname);
     if (access(path, F_OK) < 0)
     {