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b97fc2bec2
This reverts commit a37f398cc7.
- this is a very flawed logic for when we try to build with release tags or specific commit hashes instead of latest commit, the online logic will always append latest version instead of the actual version of code (i.e release tags or commit hashes)
154 lines
6.6 KiB
Makefile
154 lines
6.6 KiB
Makefile
kernelsu-objs := ksu.o
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kernelsu-objs += allowlist.o
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kernelsu-objs += apk_sign.o
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kernelsu-objs += sucompat.o
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kernelsu-objs += throne_tracker.o
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kernelsu-objs += core_hook.o
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kernelsu-objs += ksud.o
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kernelsu-objs += embed_ksud.o
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kernelsu-objs += kernel_compat.o
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kernelsu-objs += selinux/selinux.o
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kernelsu-objs += selinux/sepolicy.o
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kernelsu-objs += selinux/rules.o
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ccflags-y += -I$(srctree)/security/selinux -I$(srctree)/security/selinux/include
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ccflags-y += -I$(objtree)/security/selinux -include $(srctree)/include/uapi/asm-generic/errno.h
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obj-$(CONFIG_KSU) += kernelsu.o
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# .git is a text file while the module is imported by 'git submodule add'.
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ifeq ($(shell test -e $(srctree)/$(src)/../.git; echo $$?),0)
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$(shell cd $(srctree)/$(src); /usr/bin/env PATH="$$PATH":/usr/bin:/usr/local/bin [ -f ../.git/shallow ] && git fetch --unshallow)
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KSU_GIT_VERSION := $(shell cd $(srctree)/$(src); /usr/bin/env PATH="$$PATH":/usr/bin:/usr/local/bin git rev-list --count HEAD)
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# ksu_version: major * 10000 + git version + 200 for historical reasons
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$(eval KSU_VERSION=$(shell expr 10000 + $(KSU_GIT_VERSION) + 200))
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$(info -- KernelSU-Next version: $(KSU_VERSION))
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ccflags-y += -DKSU_VERSION=$(KSU_VERSION)
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else # If there is no .git file, the default version will be passed.
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$(warning "KSU_GIT_VERSION not defined! It is better to make KernelSU-Next a git submodule!")
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ccflags-y += -DKSU_VERSION=11998
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endif
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ifeq ($(shell grep -q " current_sid(void)" $(srctree)/security/selinux/include/objsec.h; echo $$?),0)
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ccflags-y += -DKSU_COMPAT_HAS_CURRENT_SID
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endif
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ifeq ($(shell grep -q "struct selinux_state " $(srctree)/security/selinux/include/security.h; echo $$?),0)
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ccflags-y += -DKSU_COMPAT_HAS_SELINUX_STATE
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endif
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ifeq ($(shell grep -q "strncpy_from_user_nofault" $(srctree)/include/linux/uaccess.h; echo $$?),0)
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ccflags-y += -DKSU_STRNCPY_FROM_USER_NOFAULT
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endif
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ifeq ($(shell grep -q "ssize_t kernel_read" $(srctree)/fs/read_write.c; echo $$?),0)
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ccflags-y += -DKSU_KERNEL_READ
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endif
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ifeq ($(shell grep "ssize_t kernel_write" $(srctree)/fs/read_write.c | grep -q "const void" ; echo $$?),0)
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ccflags-y += -DKSU_KERNEL_WRITE
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endif
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ifndef KSU_NEXT_EXPECTED_SIZE
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KSU_NEXT_EXPECTED_SIZE := 0x3e6
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endif
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ifndef KSU_NEXT_EXPECTED_HASH
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KSU_NEXT_EXPECTED_HASH := 79e590113c4c4c0c222978e413a5faa801666957b1212a328e46c00c69821bf7
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endif
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ifdef KSU_MANAGER_PACKAGE
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ccflags-y += -DKSU_MANAGER_PACKAGE=\"$(KSU_MANAGER_PACKAGE)\"
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$(info -- KernelSU-Next Manager package name: $(KSU_MANAGER_PACKAGE))
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endif
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$(info -- KernelSU-Next Manager signature size: $(KSU_NEXT_EXPECTED_SIZE))
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$(info -- KernelSU-Next Manager signature hash: $(KSU_NEXT_EXPECTED_HASH))
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ccflags-y += -DEXPECTED_NEXT_SIZE=$(KSU_NEXT_EXPECTED_SIZE)
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ccflags-y += -DEXPECTED_NEXT_HASH=\"$(KSU_NEXT_EXPECTED_HASH)\"
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ccflags-y += -DKSU_COMPAT_GET_CRED_RCU
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ccflags-y += -DKSU_UMOUNT
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# Determine the appropriate atomic function and apply patch accordingly
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ifeq ($(shell grep -q "atomic_inc_not_zero" $(srctree)/kernel/cred.c; echo $$?),0)
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ATOMIC_INC_FUNC = atomic_inc_not_zero
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else ifeq ($(shell grep -q "atomic_long_inc_not_zero" $(srctree)/kernel/cred.c; echo $$?),0)
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ATOMIC_INC_FUNC = atomic_long_inc_not_zero
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else
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$(info -- KSU_NEXT: Neither atomic_inc_not_zero nor atomic_long_inc_not_zero found in kernel/cred.c)
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endif
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# Inform which function is being patched
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$(info -- KSU_NEXT: Using $(ATOMIC_INC_FUNC) in get_cred_rcu patch.)
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# Add the get_cred_rcu function to cred.h if not already present
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ifneq ($(shell grep -Eq "^static inline const struct cred \*get_cred_rcu" $(srctree)/include/linux/cred.h; echo $$?),0)
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$(info -- KSU_NEXT: adding function 'static inline const struct cred *get_cred_rcu(const struct cred *cred);' to $(srctree)/include/linux/cred.h)
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GET_CRED_RCU = static inline const struct cred *get_cred_rcu(const struct cred *cred)\n\
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{\n\t\
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struct cred *nonconst_cred = (struct cred *) cred;\n\t\
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if (!cred)\n\t\t\
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return NULL;\n\t\
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if (!$(ATOMIC_INC_FUNC)(&nonconst_cred->usage))\n\t\t\
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return NULL;\n\t\
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validate_creds(cred);\n\t\
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return cred;\n\
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}\n
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$(shell grep -qF "$(GET_CRED_RCU)" $(srctree)/include/linux/cred.h || sed -i '/^static inline void put_cred/i $(GET_CRED_RCU)' $(srctree)/include/linux/cred.h)
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# Modify get_task_cred in cred.c
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$(info -- KSU_NEXT: modifying 'get_task_cred' function in $(srctree)/kernel/cred.c)
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$(shell sed -i "s/!$(ATOMIC_INC_FUNC)(&((struct cred \*)cred)->usage)/!get_cred_rcu(cred)/g" $(srctree)/kernel/cred.c)
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endif
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ifneq ($(shell grep -Eq "^static int can_umount" $(srctree)/fs/namespace.c; echo $$?),0)
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$(info -- KSU_NEXT: adding function 'static int can_umount(const struct path *path, int flags);' to $(srctree)/fs/namespace.c)
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CAN_UMOUNT = static int can_umount(const struct path *path, int flags)\n\
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{\n\t\
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struct mount *mnt = real_mount(path->mnt);\n\t\
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if (flags & ~(MNT_FORCE | MNT_DETACH | MNT_EXPIRE | UMOUNT_NOFOLLOW))\n\t\t\
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return -EINVAL;\n\t\
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if (!may_mount())\n\t\t\
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return -EPERM;\n\t\
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if (path->dentry != path->mnt->mnt_root)\n\t\t\
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return -EINVAL;\n\t\
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if (!check_mnt(mnt))\n\t\t\
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return -EINVAL;\n\t\
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if (mnt->mnt.mnt_flags & MNT_LOCKED)\n\t\t\
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return -EINVAL;\n\t\
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if (flags & MNT_FORCE && !capable(CAP_SYS_ADMIN))\n\t\t\
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return -EPERM;\n\t\
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return 0;\n\
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}\n
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$(shell sed -i '/^static bool is_mnt_ns_file/i $(CAN_UMOUNT)' $(srctree)/fs/namespace.c;)
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endif
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ifneq ($(shell grep -Eq "^int path_umount" $(srctree)/fs/namespace.c; echo $$?),0)
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$(info -- KSU_NEXT: adding function 'int path_umount(struct path *path, int flags);' to $(srctree)/fs/namespace.c)
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PATH_UMOUNT = int path_umount(struct path *path, int flags)\n\
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{\n\t\
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struct mount *mnt = real_mount(path->mnt);\n\t\
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int ret;\n\t\
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ret = can_umount(path, flags);\n\t\
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if (!ret)\n\t\t\
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ret = do_umount(mnt, flags);\n\t\
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dput(path->dentry);\n\t\
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mntput_no_expire(mnt);\n\t\
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return ret;\n\
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}\n
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$(shell sed -i '/^static bool is_mnt_ns_file/i $(PATH_UMOUNT)' $(srctree)/fs/namespace.c;)
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endif
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ifneq ($(shell grep -Eq "^int path_umount" $(srctree)/fs/internal.h; echo $$?),0)
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$(shell sed -i '/^extern void __init mnt_init/a int path_umount(struct path *path, int flags);' $(srctree)/fs/internal.h;)
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$(info -- KSU_NEXT: adding 'int path_umount(struct path *path, int flags);' to $(srctree)/fs/internal.h)
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endif
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ccflags-y += -Wno-implicit-function-declaration -Wno-strict-prototypes -Wno-int-conversion -Wno-gcc-compat
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ccflags-y += -Wno-declaration-after-statement -Wno-unused-function
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# Keep a new line here!! Because someone may append config
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