Magisk Mount , UnMount & ReSize IMG

---

Magisk

by topjohnwu

---

This is Magisk Mount , UnMount & ReSize IMG ZIP for Users/Developers.
A.K.A. "M2RI" in Short For MagiskMountReSizeIMG.

By Dark❶
Profile @ XDA-Developers : Dark❶ .
Profile @ GitHub : Dark❶ .
WebSite @ GitHub Pages : Dark❶ WebSite .

Magisk Mount & UnMount IMG :-
GitHub Pages Site : Magisk Mount & UnMount & ReSize IMG .
GitHub Repository : MagiskMountReSizeIMG .
XDA Developers Thread : [Magisk] Magisk Mount & UnMount & ReSize IMG .

---

---

Notes

Useful for Users/Developers who wants to Edit Magisk IMG.

This script is Depending on Magisk Binary File , Will Not work without IT.

Module folder can be [Deleted/Added] to [Remove/Add] a Module.
File can be [Edited/Modified/Deleted/Added] as per Users/Developers wish.

This ZIP Mount's OR UnMount's on Different Condition's :

1. If magisk.img is NOT Mount'ed , Then Mount magisk.img To /Magisk .
2. If magisk.img is Mount'ed , Then UnMount /Magisk From magisk.img .

This ZIP ReSize's on Different Mounting OR UnMounting ReSize Mode Condition's.

Following is the Pseudo Code for Mount & UnMount :

• IF [ ReSize Mode Only ] , Then :
  • Will UnMount Magisk IMG If Mounted. ~ UnMount /Magisk -> magisk.img .
  • This ZIP will ReSize Magisk IMG as-per User Requirement.
• ELSE-IF [ magisk.img is NOT Mount'ed AND Mounting is Allowed ] , Then :
  • This ZIP will ReSize Magisk IMG as-per User Requirement.
  • Then , will Mount Magisk IMG. ~ Mount magisk.img -> /Magisk .
• ELSE-IF [ magisk.img is Mount'ed AND UnMounting is Allowed ] , Then :
  • This ZIP will UnMount Magisk IMG. ~ UnMount /Magisk -> magisk.img .
  • Then , will ReSize Magisk IMG as-per User Requirement.
• ELSE , Then :
  • This ZIP will Do Nothing BUT Print some Sh*t .

Following is the Pseudo Code for ReSize Mode :

• CASE ReSizeMode IN
  • 0 , Then :
    • Display InFo of Magisk IMG magisk.img.
  • 1 , Then :
    • ReSize to Default 64MB OR MoRe Depending on Current Used IMG Size.
  • 2 , Then :
    • ReSize to User Specified Size ,
    • BUT NOT less than 64MB OR Current Used IMG Size.
    • User Specified Size Need's to be Positive[+] Only.
  • 3 , Then :
    • ReSize to Current IMG Size + User Specified Size = Total,
    • BUT Total is NOT less than 64MB OR Current Used IMG Size.
    • User Specified Size Can be Positive[+] OR Negative[-].

I have Copied the Code from "magisk-module-template" ZIP by topjohnwu.
I have Edited some part of the Code to make it work.
I have Added some part of the Code to make it work.
I have Added some Necessary File(s).
I have Removed Un-Necessary part of Code Because It is Either Not Used OR Not Needed.
I have Removed Un-Necessary Directory(s) & File(s) Because It is Either Not Used OR Not Needed.
I have DoNe Some Optimization to code.

Explanation from config.sh :

###############################################
## Mount / UnMount Switch  [..SW]            ##
###############################################
# 
# To be Set For "MTSW" , "UTSW" & "ROSW". [..SW]
# 
# Set to " true " , To Allow Mount / UnMount .
# Set to " false " , To Prevent Mount / UnMount .
# 
# Default is " true " , For Both , "MTSW" & "UTSW". [..SW]
# And " false " For "ROSW".
# 
###############################################


###############################################
## ReSize Mode  [..RSMO]                     ##
###############################################
# 
# To be Set For "MTRSMO" , "UTRSMO" & "RSMO". [..RSMO]
# 
# Set to " 0 " , To Display InFo of Magisk IMG "magisk.img".
# Set to " 1 " , To ReSize to Default "64M" OR MoRe Depending on "Current Used Size".
# Set to " 2 " , To ReSize to "User Specified Size".
# Set to " 3 " , To ReSize to "Current IMG Size" + "User Specified Size".
# 
# Default is " 0 " , For All , "MTRSMO" , "UTRSMO" & "RSMO". [..RSMO]
# 
###############################################

###############################################
## User Specified Size   [..RSMB]            ##
###############################################
# 
# To be Set For "MTRSMB" , "UTRSMB" & "RSMB". [..RSMB]
# 
# All Number's Here Should be Multiple of " 4 " AND in MegaBytes[M].
# AND No Need to Specify character " M " OR " MB ", Just a Number.
# 
# IF ReSizeMODE is " 2 " ,
#          Then "User Specified Size" Should NOT be less-than "64MB" OR "Current Used IMG Size".
#          AND "User Specified Size" Need's to be Positive[+] Only.
#          No Need to Specify character " + ".
# IF ReSizeMODE is " 3 " ,
#          Then "Current IMG Size" + "User Specified Size" = "Total",
#          AND "Total" Should NOT be less-than "64MB" OR "Current Used IMG Size".
#          "User Specified Size" Can be Positive[+] OR Negative[-],
#          Hence Need to Specify character " + " OR " - ".
# 
# Default is " 64 " , For All , "MTRSMB" , "UTRSMB" & "RSMB". [..RSMB]
# 
###############################################

Example from config.sh :

###############################################
## Example's                                 ##
###############################################
# 
# While Mounting , you want the "magisk.img" to be 80MB,
# then "MTRSMO" & "MTRSMB" will be :
# MTRSMO=2
# MTRSMB=80
# 
# Now , after Mounting the "magisk.img" ,
# And While UnMounting , you want the "magisk.img" to be Reduced by 12MB [-12MB],
# then "UTRSMO" & "UTRSMB" will be :
# UTRSMO=3
# UTRSMB=-12
# 
###############################################

EnJoY ... 😃

Credit's

Thanks topjohnwu for Magisk & for the code in "magisk-module-template" , could not have done without it.

---

Changelog

v0.0

• Initialized.

v1.0

• Initial Release.
• Copied the Code.
• Edited some part of the Code.
• Added some part of the Code.
• Added some Necessary File(s).
• Removed Un-Necessary part of Code.
• Removed Un-Necessary Directory(s) & File(s).

v2.0

• Yea! Jump in Version.
• Updated update-binary.
• Fix a Critical Bug due to Duplicate Code.
• Optimized the Code.
• Added some Checks.

.