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Linux/security/apparmor/Makefile

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  1 # SPDX-License-Identifier: GPL-2.0
  2 # Makefile for AppArmor Linux Security Module
  3 #
  4 obj-$(CONFIG_SECURITY_APPARMOR) += apparmor.o
  5 
  6 apparmor-y := apparmorfs.o audit.o capability.o task.o ipc.o lib.o match.o \
  7               path.o domain.o policy.o policy_unpack.o procattr.o lsm.o \
  8               resource.o secid.o file.o policy_ns.o label.o mount.o net.o
  9 apparmor-$(CONFIG_SECURITY_APPARMOR_HASH) += crypto.o
 10 
 11 clean-files := capability_names.h rlim_names.h net_names.h
 12 
 13 # Build a lower case string table of address family names
 14 # Transform lines from
 15 #    #define AF_LOCAL           1       /* POSIX name for AF_UNIX       */
 16 #    #define AF_INET            2       /* Internet IP Protocol         */
 17 # to
 18 #    [1] = "local",
 19 #    [2] = "inet",
 20 #
 21 # and build the securityfs entries for the mapping.
 22 # Transforms lines from
 23 #    #define AF_INET            2       /* Internet IP Protocol         */
 24 # to
 25 #    #define AA_SFS_AF_MASK "local inet"
 26 quiet_cmd_make-af = GEN     $@
 27 cmd_make-af = echo "static const char *address_family_names[] = {" > $@ ;\
 28         sed $< >>$@ -r -n -e "/AF_MAX/d" -e "/AF_LOCAL/d" -e "/AF_ROUTE/d" -e \
 29          's/^\#define[ \t]+AF_([A-Z0-9_]+)[ \t]+([0-9]+)(.*)/[\2] = "\L\1",/p';\
 30         echo "};" >> $@ ;\
 31         printf '%s' '\#define AA_SFS_AF_MASK "' >> $@ ;\
 32         sed -r -n -e "/AF_MAX/d" -e "/AF_LOCAL/d" -e "/AF_ROUTE/d" -e \
 33          's/^\#define[ \t]+AF_([A-Z0-9_]+)[ \t]+([0-9]+)(.*)/\L\1/p'\
 34          $< | tr '\n' ' ' | sed -e 's/ $$/"\n/' >> $@
 35 
 36 # Build a lower case string table of sock type names
 37 # Transform lines from
 38 #    SOCK_STREAM        = 1,
 39 # to
 40 #    [1] = "stream",
 41 quiet_cmd_make-sock = GEN     $@
 42 cmd_make-sock = echo "static const char *sock_type_names[] = {" >> $@ ;\
 43         sed $^ >>$@ -r -n \
 44         -e 's/^\tSOCK_([A-Z0-9_]+)[\t]+=[ \t]+([0-9]+)(.*)/[\2] = "\L\1",/p';\
 45         echo "};" >> $@
 46 
 47 # Build a lower case string table of capability names
 48 # Transforms lines from
 49 #    #define CAP_DAC_OVERRIDE     1
 50 # to
 51 #    [1] = "dac_override",
 52 quiet_cmd_make-caps = GEN     $@
 53 cmd_make-caps = echo "static const char *const capability_names[] = {" > $@ ;\
 54         sed $< >>$@ -r -n -e '/CAP_FS_MASK/d' \
 55         -e 's/^\#define[ \t]+CAP_([A-Z0-9_]+)[ \t]+([0-9]+)/[\2] = "\L\1",/p';\
 56         echo "};" >> $@ ;\
 57         printf '%s' '\#define AA_SFS_CAPS_MASK "' >> $@ ;\
 58         sed $< -r -n -e '/CAP_FS_MASK/d' \
 59             -e 's/^\#define[ \t]+CAP_([A-Z0-9_]+)[ \t]+([0-9]+)/\L\1/p' | \
 60              tr '\n' ' ' | sed -e 's/ $$/"\n/' >> $@
 61 
 62 
 63 # Build a lower case string table of rlimit names.
 64 # Transforms lines from
 65 #    #define RLIMIT_STACK               3       /* max stack size */
 66 # to
 67 #    [RLIMIT_STACK] = "stack",
 68 #
 69 # and build a second integer table (with the second sed cmd), that maps
 70 # RLIMIT defines to the order defined in asm-generic/resource.h  This is
 71 # required by policy load to map policy ordering of RLIMITs to internal
 72 # ordering for architectures that redefine an RLIMIT.
 73 # Transforms lines from
 74 #    #define RLIMIT_STACK               3       /* max stack size */
 75 # to
 76 # RLIMIT_STACK, 
 77 #
 78 # and build the securityfs entries for the mapping.
 79 # Transforms lines from
 80 #    #define RLIMIT_FSIZE        1   /* Maximum filesize */
 81 #    #define RLIMIT_STACK               3       /* max stack size */
 82 # to
 83 # #define AA_SFS_RLIMIT_MASK "fsize stack"
 84 quiet_cmd_make-rlim = GEN     $@
 85 cmd_make-rlim = echo "static const char *const rlim_names[RLIM_NLIMITS] = {" \
 86         > $@ ;\
 87         sed $< >> $@ -r -n \
 88             -e 's/^\# ?define[ \t]+(RLIMIT_([A-Z0-9_]+)).*/[\1] = "\L\2",/p';\
 89         echo "};" >> $@ ;\
 90         echo "static const int rlim_map[RLIM_NLIMITS] = {" >> $@ ;\
 91         sed -r -n "s/^\# ?define[ \t]+(RLIMIT_[A-Z0-9_]+).*/\1,/p" $< >> $@ ;\
 92         echo "};" >> $@ ; \
 93         printf '%s' '\#define AA_SFS_RLIMIT_MASK "' >> $@ ;\
 94         sed -r -n 's/^\# ?define[ \t]+RLIMIT_([A-Z0-9_]+).*/\L\1/p' $< | \
 95             tr '\n' ' ' | sed -e 's/ $$/"\n/' >> $@
 96 
 97 $(obj)/capability.o : $(obj)/capability_names.h
 98 $(obj)/net.o : $(obj)/net_names.h
 99 $(obj)/resource.o : $(obj)/rlim_names.h
100 $(obj)/capability_names.h : $(srctree)/include/uapi/linux/capability.h \
101                             $(src)/Makefile
102         $(call cmd,make-caps)
103 $(obj)/rlim_names.h : $(srctree)/include/uapi/asm-generic/resource.h \
104                       $(src)/Makefile
105         $(call cmd,make-rlim)
106 $(obj)/net_names.h : $(srctree)/include/linux/socket.h \
107                      $(srctree)/include/linux/net.h \
108                      $(src)/Makefile
109         $(call cmd,make-af)
110         $(call cmd,make-sock)

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