xref: /linux/security/apparmor/Makefile (revision 84f1f787421cd83bb7dfb34d584586f6a5fe7baa)
1016d825fSJohn Johansen# Makefile for AppArmor Linux Security Module
2016d825fSJohn Johansen#
3016d825fSJohn Johansenobj-$(CONFIG_SECURITY_APPARMOR) += apparmor.o
4016d825fSJohn Johansen
5016d825fSJohn Johansenapparmor-y := apparmorfs.o audit.o capability.o context.o ipc.o lib.o match.o \
6016d825fSJohn Johansen              path.o domain.o policy.o policy_unpack.o procattr.o lsm.o \
7016d825fSJohn Johansen              resource.o sid.o file.o
8016d825fSJohn Johansen
90f825026SMichal Hockoclean-files := capability_names.h rlim_names.h
10016d825fSJohn Johansen
114fdef218SJohn Johansen
124fdef218SJohn Johansen# Build a lower case string table of capability names
134fdef218SJohn Johansen# Transforms lines from
144fdef218SJohn Johansen#    #define CAP_DAC_OVERRIDE     1
154fdef218SJohn Johansen# to
164fdef218SJohn Johansen#    [1] = "dac_override",
17016d825fSJohn Johansenquiet_cmd_make-caps = GEN     $@
187e570145STetsuo Handacmd_make-caps = echo "static const char *const capability_names[] = {" > $@ ;\
194fdef218SJohn Johansen	sed $< >>$@ -r -n -e '/CAP_FS_MASK/d' \
204fdef218SJohn Johansen	-e 's/^\#define[ \t]+CAP_([A-Z0-9_]+)[ \t]+([0-9]+)/[\2] = "\L\1",/p';\
21*84f1f787SJohn Johansen	echo "};" >> $@ ;\
22*84f1f787SJohn Johansen	echo -n '\#define AA_FS_CAPS_MASK "' >> $@ ;\
23*84f1f787SJohn Johansen	sed $< -r -n -e '/CAP_FS_MASK/d' \
24*84f1f787SJohn Johansen	    -e 's/^\#define[ \t]+CAP_([A-Z0-9_]+)[ \t]+([0-9]+)/\L\1/p' | \
25*84f1f787SJohn Johansen	     tr '\n' ' ' | sed -e 's/ $$/"\n/' >> $@
26016d825fSJohn Johansen
274fdef218SJohn Johansen
284fdef218SJohn Johansen# Build a lower case string table of rlimit names.
294fdef218SJohn Johansen# Transforms lines from
304fdef218SJohn Johansen#    #define RLIMIT_STACK		3	/* max stack size */
314fdef218SJohn Johansen# to
324fdef218SJohn Johansen#    [RLIMIT_STACK] = "stack",
334fdef218SJohn Johansen#
344fdef218SJohn Johansen# and build a second integer table (with the second sed cmd), that maps
35d384b0a1SKees Cook# RLIMIT defines to the order defined in asm-generic/resource.h  This is
364fdef218SJohn Johansen# required by policy load to map policy ordering of RLIMITs to internal
374fdef218SJohn Johansen# ordering for architectures that redefine an RLIMIT.
384fdef218SJohn Johansen# Transforms lines from
394fdef218SJohn Johansen#    #define RLIMIT_STACK		3	/* max stack size */
404fdef218SJohn Johansen# to
414fdef218SJohn Johansen# RLIMIT_STACK,
42d384b0a1SKees Cook#
43d384b0a1SKees Cook# and build the securityfs entries for the mapping.
44d384b0a1SKees Cook# Transforms lines from
45d384b0a1SKees Cook#    #define RLIMIT_FSIZE        1   /* Maximum filesize */
46d384b0a1SKees Cook#    #define RLIMIT_STACK		3	/* max stack size */
47d384b0a1SKees Cook# to
48d384b0a1SKees Cook# #define AA_FS_RLIMIT_MASK "fsize stack"
49016d825fSJohn Johansenquiet_cmd_make-rlim = GEN     $@
507e570145STetsuo Handacmd_make-rlim = echo "static const char *const rlim_names[RLIM_NLIMITS] = {" \
5133e521acSJohn Johansen	> $@ ;\
524fdef218SJohn Johansen	sed $< >> $@ -r -n \
534fdef218SJohn Johansen	    -e 's/^\# ?define[ \t]+(RLIMIT_([A-Z0-9_]+)).*/[\1] = "\L\2",/p';\
544fdef218SJohn Johansen	echo "};" >> $@ ;\
55d384b0a1SKees Cook	echo "static const int rlim_map[RLIM_NLIMITS] = {" >> $@ ;\
564fdef218SJohn Johansen	sed -r -n "s/^\# ?define[ \t]+(RLIMIT_[A-Z0-9_]+).*/\1,/p" $< >> $@ ;\
57d384b0a1SKees Cook	echo "};" >> $@ ; \
58d384b0a1SKees Cook	echo -n '\#define AA_FS_RLIMIT_MASK "' >> $@ ;\
59d384b0a1SKees Cook	sed -r -n 's/^\# ?define[ \t]+RLIMIT_([A-Z0-9_]+).*/\L\1/p' $< | \
60d384b0a1SKees Cook	    tr '\n' ' ' | sed -e 's/ $$/"\n/' >> $@
61016d825fSJohn Johansen
62016d825fSJohn Johansen$(obj)/capability.o : $(obj)/capability_names.h
63016d825fSJohn Johansen$(obj)/resource.o : $(obj)/rlim_names.h
6443c422edSJohn Johansen$(obj)/capability_names.h : $(srctree)/include/uapi/linux/capability.h \
65d384b0a1SKees Cook			    $(src)/Makefile
66016d825fSJohn Johansen	$(call cmd,make-caps)
678a1ab315SDavid Howells$(obj)/rlim_names.h : $(srctree)/include/uapi/asm-generic/resource.h \
68d384b0a1SKees Cook		      $(src)/Makefile
69016d825fSJohn Johansen	$(call cmd,make-rlim)
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