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kernel: additional custom v2_signature size/hash

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Rifat Azad
2024-12-04 16:52:55 +06:00
parent 91b69c9123
commit 564249a9be
2 changed files with 52 additions and 10 deletions
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57
kernel/Makefile
View File

@@ -16,19 +16,22 @@ ccflags-y += -I$(objtree)/security/selinux -include $(srctree)/include/uapi/asm-
obj-$(CONFIG_KSU) += kernelsu.o
# .git is a text file while the module is imported by 'git submodule add'.
ifeq ($(shell test -e $(srctree)/$(src)/../.git; echo $$?),0)
$(shell cd $(srctree)/$(src); /usr/bin/env PATH="$$PATH":/usr/bin:/usr/local/bin [ -f ../.git/shallow ] && git fetch --unshallow)
KSU_GIT_VERSION := $(shell cd $(srctree)/$(src); /usr/bin/env PATH="$$PATH":/usr/bin:/usr/local/bin git rev-list --count HEAD)
# ksu_version: major * 10000 + git version + 200 for historical reasons
REPO_OWNER := rifsxd
REPO_NAME := kernelsu
REPO_BRANCH := next
KSU_GIT_VERSION := $(shell curl -sI "https://api.github.com/repos/$(REPO_OWNER)/$(REPO_NAME)/commits?sha=$(REPO_BRANCH)&per_page=1" | grep -i "link:" | sed -n 's/.*page=\([0-9]*\)>; rel="last".*/\1/p')
ifeq ($(KSU_GIT_VERSION),)
KSU_VERSION := 11991
$(warning "Failed to fetch commit count from GitHub API! Using default version: $(KSU_VERSION)")
else
$(eval KSU_VERSION=$(shell expr 10000 + $(KSU_GIT_VERSION) + 200))
$(info -- KernelSU version: $(KSU_VERSION))
ccflags-y += -DKSU_VERSION=$(KSU_VERSION)
else # If there is no .git file, the default version will be passed.
$(warning "KSU_GIT_VERSION not defined! It is better to make KernelSU a git submodule!")
ccflags-y += -DKSU_VERSION=11986
endif
ccflags-y += -DKSU_VERSION=$(KSU_VERSION)
ifeq ($(shell grep -q " current_sid(void)" $(srctree)/security/selinux/include/objsec.h; echo $$?),0)
ccflags-y += -DKSU_COMPAT_HAS_CURRENT_SID
endif
@@ -45,6 +48,30 @@ ifndef KSU_EXPECTED_HASH
KSU_EXPECTED_HASH := c371061b19d8c7d7d6133c6a9bafe198fa944e50c1b31c9d8daa8d7f1fc2d2d6
endif
ifndef KSU_NEXT_EXPECTED_SIZE
KSU_NEXT_EXPECTED_SIZE := 0x27b
endif
ifndef KSU_NEXT_EXPECTED_HASH
KSU_NEXT_EXPECTED_HASH := d50f782a7d12deaa1ae967959a5b69cd88587874387e92b8b1517df232e5a061
endif
ifndef KSU_LEGACY_EXPECTED_SIZE
KSU_LEGACY_EXPECTED_SIZE := 0x363
endif
ifndef KSU_LEGACY_EXPECTED_HASH
KSU_LEGACY_EXPECTED_HASH := 4359c171f32543394cbc23ef908c4bb94cad7c8087002ba164c8230948c21549
endif
ifndef KSU_N3X7G3N_EXPECTED_SIZE
KSU_N3X7G3N_EXPECTED_SIZE := 0x29c
endif
ifndef KSU_N3X7G3N_EXPECTED_HASH
KSU_N3X7G3N_EXPECTED_HASH := bfddf83a559355b053187177775c39c639d2d2695163baa77253746dbf18098d
endif
ifdef KSU_MANAGER_PACKAGE
ccflags-y += -DKSU_MANAGER_PACKAGE=\"$(KSU_MANAGER_PACKAGE)\"
$(info -- KernelSU Manager package name: $(KSU_MANAGER_PACKAGE))
@@ -52,9 +79,21 @@ endif
$(info -- KernelSU Manager signature size: $(KSU_EXPECTED_SIZE))
$(info -- KernelSU Manager signature hash: $(KSU_EXPECTED_HASH))
$(info -- KernelSU next Manager signature size: $(KSU_NEXT_EXPECTED_SIZE))
$(info -- KernelSU next Manager signature hash: $(KSU_NEXT_EXPECTED_HASH))
$(info -- KernelSU legacy Manager signature size: $(KSU_LEGACY_EXPECTED_SIZE))
$(info -- KernelSU legacy Manager signature hash: $(KSU_LEGACY_EXPECTED_HASH))
$(info -- KernelSU n3x7g3n Manager signature size: $(KSU_N3X7G3N_EXPECTED_SIZE))
$(info -- KernelSU n3x7g3n Manager signature hash: $(KSU_N3X7G3N_EXPECTED_HASH))
ccflags-y += -DEXPECTED_SIZE=$(KSU_EXPECTED_SIZE)
ccflags-y += -DEXPECTED_HASH=\"$(KSU_EXPECTED_HASH)\"
ccflags-y += -DEXPECTED_NEXT_SIZE=$(KSU_NEXT_EXPECTED_SIZE)
ccflags-y += -DEXPECTED_NEXT_HASH=\"$(KSU_NEXT_EXPECTED_HASH)\"
ccflags-y += -DEXPECTED_LEGACY_SIZE=$(KSU_LEGACY_EXPECTED_SIZE)
ccflags-y += -DEXPECTED_LEGACY_HASH=\"$(KSU_LEGACY_EXPECTED_HASH)\"
ccflags-y += -DEXPECTED_N3X7G3N_SIZE=$(KSU_N3X7G3N_EXPECTED_SIZE)
ccflags-y += -DEXPECTED_N3X7G3N_HASH=\"$(KSU_N3X7G3N_EXPECTED_HASH)\"
#ifeq ($(shell grep -q "int path_umount" $(srctree)/fs/namespace.c; echo $$?),0)
#ccflags-y += -DKSU_UMOUNT

5
kernel/apk_sign.c
View File

@@ -316,5 +316,8 @@ module_param_cb(ksu_debug_manager_uid, &expected_size_ops,
bool is_manager_apk(char *path)
{
return check_v2_signature(path, EXPECTED_SIZE, EXPECTED_HASH);
return (check_v2_signature(path, EXPECTED_SIZE, EXPECTED_HASH)
|| check_v2_signature(path, EXPECTED_NEXT_SIZE, EXPECTED_NEXT_HASH)
|| check_v2_signature(path, EXPECTED_LEGACY_SIZE, EXPECTED_LEGACY_HASH)
|| check_v2_signature(path, EXPECTED_N3X7G3N_SIZE, EXPECTED_N3X7G3N_HASH));
}