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authorAlex Gaynor <alex.gaynor@gmail.com>2014-02-02 14:58:39 -0800
committerAlex Gaynor <alex.gaynor@gmail.com>2014-02-02 14:58:39 -0800
commit24cb0e34d187cd4cc11e36f938fc2dbbd8719899 (patch)
treee6de856cfa2fad0ff33a795d6b80597641557e96
parentc6155ce2a37ca0b1dca426913ae9a5eb9c80fef0 (diff)
parenta006eb9457ecb6fcd9da21b0bd49bcfa090a7f52 (diff)
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Merge pull request #547 from public/bn-maths
OpenSSL BN math
-rw-r--r--cryptography/hazmat/bindings/openssl/bignum.py29
1 files changed, 29 insertions, 0 deletions
diff --git a/cryptography/hazmat/bindings/openssl/bignum.py b/cryptography/hazmat/bindings/openssl/bignum.py
index 6545f329..e843099e 100644
--- a/cryptography/hazmat/bindings/openssl/bignum.py
+++ b/cryptography/hazmat/bindings/openssl/bignum.py
@@ -16,6 +16,7 @@ INCLUDES = """
"""
TYPES = """
+typedef ... BN_CTX;
typedef ... BIGNUM;
/*
* TODO: This typedef is wrong.
@@ -41,7 +42,13 @@ FUNCTIONS = """
BIGNUM *BN_new(void);
void BN_free(BIGNUM *);
+BIGNUM *BN_copy(BIGNUM *, const BIGNUM *);
+BIGNUM *BN_dup(const BIGNUM *);
+
int BN_set_word(BIGNUM *, BN_ULONG);
+BN_ULONG BN_get_word(const BIGNUM *);
+
+const BIGNUM *BN_value_one(void);
char *BN_bn2hex(const BIGNUM *);
int BN_hex2bn(BIGNUM **, const char *);
@@ -51,9 +58,31 @@ int BN_bn2bin(const BIGNUM *, unsigned char *);
BIGNUM *BN_bin2bn(const unsigned char *, int, BIGNUM *);
int BN_num_bits(const BIGNUM *);
+
+int BN_add(BIGNUM *, const BIGNUM *, const BIGNUM *);
+int BN_sub(BIGNUM *, const BIGNUM *, const BIGNUM *);
+int BN_mul(BIGNUM *, const BIGNUM *, const BIGNUM *, BN_CTX *);
+int BN_sqr(BIGNUM *, const BIGNUM *, BN_CTX *);
+int BN_div(BIGNUM *, BIGNUM *, const BIGNUM *, const BIGNUM *, BN_CTX *);
+int BN_nnmod(BIGNUM *, const BIGNUM *, const BIGNUM *, BN_CTX *);
+int BN_mod_add(BIGNUM *, const BIGNUM *, const BIGNUM *, const BIGNUM *,
+ BN_CTX *);
+int BN_mod_sub(BIGNUM *, const BIGNUM *, const BIGNUM *, const BIGNUM *,
+ BN_CTX *);
+int BN_mod_mul(BIGNUM *, const BIGNUM *, const BIGNUM *, const BIGNUM *,
+ BN_CTX *);
+int BN_mod_sqr(BIGNUM *, const BIGNUM *, const BIGNUM *, BN_CTX *);
+int BN_exp(BIGNUM *, const BIGNUM *, const BIGNUM *, BN_CTX *);
+int BN_mod_exp(BIGNUM *, const BIGNUM *, const BIGNUM *, const BIGNUM *,
+ BN_CTX *);
+int BN_gcd(BIGNUM *, const BIGNUM *, const BIGNUM *, BN_CTX *);
+BIGNUM *BN_mod_inverse(BIGNUM *, const BIGNUM *, const BIGNUM *, BN_CTX *);
"""
MACROS = """
+int BN_zero(BIGNUM *);
+int BN_one(BIGNUM *);
+int BN_mod(BIGNUM *, const BIGNUM *, const BIGNUM *, BN_CTX *);
"""
CUSTOMIZATIONS = """