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yaml --- r: 283242 b: refs/heads/master c: d9c46b1 h: refs/heads/master v: v3
git-mirror · Nov 9, 2011 · 913f358 · 913f358
1 parent 16bb8a7
commit 913f358
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Showing 4 changed files with 31 additions and 1 deletion.
diff --git a/[refs] b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 5ce3e312ec5c11abce13215be70700778bf601f0
+refs/heads/master: d9c46b184fcfd33c85a7dc48a653435a08e21f56
diff --git a/trunk/lib/Kconfig b/trunk/lib/Kconfig
@@ -276,4 +276,11 @@ config CORDIC
 	  so its calculations are in fixed point. Modules can select this
 	  when they require this function. Module will be called cordic.
 
+config MPILIB
+	tristate "Multiprecision maths library"
+	help
+	  Multiprecision maths library from GnuPG.
+	  It is used to implement RSA digital signature verification,
+	  which is used by IMA/EVM digital signature extension.
+
 endmenu
diff --git a/trunk/lib/Makefile b/trunk/lib/Makefile
@@ -115,6 +115,8 @@ obj-$(CONFIG_CPU_RMAP) += cpu_rmap.o
 
 obj-$(CONFIG_CORDIC) += cordic.o
 
+obj-$(CONFIG_MPILIB) += mpi/
+
 hostprogs-y	:= gen_crc32table
 clean-files	:= crc32table.h
 

diff --git a/trunk/lib/mpi/Makefile b/trunk/lib/mpi/Makefile
@@ -0,0 +1,21 @@
+#
+# MPI multiprecision maths library (from gpg)
+#
+
+obj-$(CONFIG_MPILIB) = mpi.o
+
+mpi-y = \
+	generic_mpih-lshift.o		\
+	generic_mpih-mul1.o		\
+	generic_mpih-mul2.o		\
+	generic_mpih-mul3.o		\
+	generic_mpih-rshift.o		\
+	generic_mpih-sub1.o		\
+	generic_mpih-add1.o		\
+	mpicoder.o			\
+	mpi-bit.o			\
+	mpih-cmp.o			\
+	mpih-div.o			\
+	mpih-mul.o			\
+	mpi-pow.o			\
+	mpiutil.o