security/apparmor/Makefile

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