init attribute-based encryption

Change-Id: Iba1a3d722110abf747a0fba366f3ebc911d25b25

1 files changed, 32 insertions, 0 deletions

diff --git a/moon-abe/pbc-0.5.14/include/pbc_random.h b/moon-abe/pbc-0.5.14/include/pbc_random.h
new file mode 100644
index 00000000..df688b9a
--- /dev/null
+++ b/moon-abe/pbc-0.5.14/include/pbc_random.h
@@ -0,0 +1,32 @@
+// Requires:
+// * gmp.h
+#ifndef __PBC_RANDOM_H__
+#define __PBC_RANDOM_H__
+
+/*@manual pbcrandom
+Sets 'filename' as a source of random bytes. For example,
+on Linux one might use `/dev/random`.
+*/
+void pbc_random_set_file(char *filename);
+
+/*@manual pbcrandom
+Uses a determinstic random number generator, seeded with 'seed'.
+*/
+void pbc_random_set_deterministic(unsigned int seed);
+
+/*@manual pbcrandom
+Uses given function as a random number generator.
+*/
+void pbc_random_set_function(void (*fun)(mpz_t, mpz_t, void *), void *data);
+
+/*@manual pbcrandom
+Selects a random 'z' that is less than 'limit'.
+*/
+void pbc_mpz_random(mpz_t z, mpz_t limit);
+
+/*@manual pbcrandom
+Selects a random 'bits'-bit integer 'z'.
+*/
+void pbc_mpz_randomb(mpz_t z, unsigned int bits);
+
+#endif //__PBC_RANDOM_H__