xref: /linux/security/apparmor/Makefile (revision de62de59c27881c59c7df2e535cb9e1275cd52cc)
1b2441318SGreg Kroah-Hartman# SPDX-License-Identifier: GPL-2.0
2016d825fSJohn Johansen# Makefile for AppArmor Linux Security Module
3016d825fSJohn Johansen#
4016d825fSJohn Johansenobj-$(CONFIG_SECURITY_APPARMOR) += apparmor.o
5016d825fSJohn Johansen
6*de62de59SJohn Johansenapparmor-y := apparmorfs.o audit.o capability.o task.o ipc.o lib.o match.o \
7016d825fSJohn Johansen              path.o domain.o policy.o policy_unpack.o procattr.o lsm.o \
880c094a4SLinus Torvalds              resource.o secid.o file.o policy_ns.o label.o mount.o
9f8eb8a13SJohn Johansenapparmor-$(CONFIG_SECURITY_APPARMOR_HASH) += crypto.o
10016d825fSJohn Johansen
1180c094a4SLinus Torvaldsclean-files := capability_names.h rlim_names.h
12016d825fSJohn Johansen
134fdef218SJohn Johansen
144fdef218SJohn Johansen# Build a lower case string table of capability names
154fdef218SJohn Johansen# Transforms lines from
164fdef218SJohn Johansen#    #define CAP_DAC_OVERRIDE     1
174fdef218SJohn Johansen# to
184fdef218SJohn Johansen#    [1] = "dac_override",
19016d825fSJohn Johansenquiet_cmd_make-caps = GEN     $@
207e570145STetsuo Handacmd_make-caps = echo "static const char *const capability_names[] = {" > $@ ;\
214fdef218SJohn Johansen	sed $< >>$@ -r -n -e '/CAP_FS_MASK/d' \
224fdef218SJohn Johansen	-e 's/^\#define[ \t]+CAP_([A-Z0-9_]+)[ \t]+([0-9]+)/[\2] = "\L\1",/p';\
2384f1f787SJohn Johansen	echo "};" >> $@ ;\
24c97204baSJohn Johansen	printf '%s' '\#define AA_SFS_CAPS_MASK "' >> $@ ;\
2584f1f787SJohn Johansen	sed $< -r -n -e '/CAP_FS_MASK/d' \
2684f1f787SJohn Johansen	    -e 's/^\#define[ \t]+CAP_([A-Z0-9_]+)[ \t]+([0-9]+)/\L\1/p' | \
2784f1f787SJohn Johansen	     tr '\n' ' ' | sed -e 's/ $$/"\n/' >> $@
28016d825fSJohn Johansen
294fdef218SJohn Johansen
304fdef218SJohn Johansen# Build a lower case string table of rlimit names.
314fdef218SJohn Johansen# Transforms lines from
324fdef218SJohn Johansen#    #define RLIMIT_STACK		3	/* max stack size */
334fdef218SJohn Johansen# to
344fdef218SJohn Johansen#    [RLIMIT_STACK] = "stack",
354fdef218SJohn Johansen#
364fdef218SJohn Johansen# and build a second integer table (with the second sed cmd), that maps
37d384b0a1SKees Cook# RLIMIT defines to the order defined in asm-generic/resource.h  This is
384fdef218SJohn Johansen# required by policy load to map policy ordering of RLIMITs to internal
394fdef218SJohn Johansen# ordering for architectures that redefine an RLIMIT.
404fdef218SJohn Johansen# Transforms lines from
414fdef218SJohn Johansen#    #define RLIMIT_STACK		3	/* max stack size */
424fdef218SJohn Johansen# to
434fdef218SJohn Johansen# RLIMIT_STACK,
44d384b0a1SKees Cook#
45d384b0a1SKees Cook# and build the securityfs entries for the mapping.
46d384b0a1SKees Cook# Transforms lines from
47d384b0a1SKees Cook#    #define RLIMIT_FSIZE        1   /* Maximum filesize */
48d384b0a1SKees Cook#    #define RLIMIT_STACK		3	/* max stack size */
49d384b0a1SKees Cook# to
50c97204baSJohn Johansen# #define AA_SFS_RLIMIT_MASK "fsize stack"
51016d825fSJohn Johansenquiet_cmd_make-rlim = GEN     $@
527e570145STetsuo Handacmd_make-rlim = echo "static const char *const rlim_names[RLIM_NLIMITS] = {" \
5333e521acSJohn Johansen	> $@ ;\
544fdef218SJohn Johansen	sed $< >> $@ -r -n \
554fdef218SJohn Johansen	    -e 's/^\# ?define[ \t]+(RLIMIT_([A-Z0-9_]+)).*/[\1] = "\L\2",/p';\
564fdef218SJohn Johansen	echo "};" >> $@ ;\
57d384b0a1SKees Cook	echo "static const int rlim_map[RLIM_NLIMITS] = {" >> $@ ;\
584fdef218SJohn Johansen	sed -r -n "s/^\# ?define[ \t]+(RLIMIT_[A-Z0-9_]+).*/\1,/p" $< >> $@ ;\
59d384b0a1SKees Cook	echo "};" >> $@ ; \
60c97204baSJohn Johansen	printf '%s' '\#define AA_SFS_RLIMIT_MASK "' >> $@ ;\
61d384b0a1SKees Cook	sed -r -n 's/^\# ?define[ \t]+RLIMIT_([A-Z0-9_]+).*/\L\1/p' $< | \
62d384b0a1SKees Cook	    tr '\n' ' ' | sed -e 's/ $$/"\n/' >> $@
63016d825fSJohn Johansen
64016d825fSJohn Johansen$(obj)/capability.o : $(obj)/capability_names.h
65016d825fSJohn Johansen$(obj)/resource.o : $(obj)/rlim_names.h
6643c422edSJohn Johansen$(obj)/capability_names.h : $(srctree)/include/uapi/linux/capability.h \
67d384b0a1SKees Cook			    $(src)/Makefile
68016d825fSJohn Johansen	$(call cmd,make-caps)
698a1ab315SDavid Howells$(obj)/rlim_names.h : $(srctree)/include/uapi/asm-generic/resource.h \
70d384b0a1SKees Cook		      $(src)/Makefile
71016d825fSJohn Johansen	$(call cmd,make-rlim)
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