X-Git-Url: https://git.openssl.org/gitweb/?p=openssl.git;a=blobdiff_plain;f=doc%2Fcrypto%2FBN_mod_mul_montgomery.pod;h=0b8ab512df87097de499a862c0f47abd3f824cf9;hp=0b8eb43459b2e6f339be3e2de9766a004dccbdf0;hb=b7b40c3120a6226eb43dfdd8fdecf611b0e4ff31;hpb=5d6e31dbe60e008f0d0659b759542e65c2e6a3a8 diff --git a/doc/crypto/BN_mod_mul_montgomery.pod b/doc/crypto/BN_mod_mul_montgomery.pod index 0b8eb43459..0b8ab512df 100644 --- a/doc/crypto/BN_mod_mul_montgomery.pod +++ b/doc/crypto/BN_mod_mul_montgomery.pod @@ -29,7 +29,7 @@ BN_from_montgomery, BN_to_montgomery - Montgomery multiplication =head1 DESCRIPTION These functions implement Montgomery multiplication. They are used -automatically when BN_mod_exp(3) is called with suitable input, +automatically when L is called with suitable input, but they may be useful when several operations are to be performed using the same modulus. @@ -39,7 +39,7 @@ BN_MONT_CTX_init() initializes an existing uninitialized B. BN_MONT_CTX_set() sets up the B structure from the modulus B by precomputing its inverse and a value R. -BN_MONT_CTX_copy() copies the B B to B. +BN_MONT_CTX_copy() copies the B B to B. BN_MONT_CTX_free() frees the components of the B, and, if it was created by BN_MONT_CTX_new(), also the structure itself. @@ -49,7 +49,7 @@ the result in B. BN_from_montgomery() performs the Montgomery reduction B = B*R^-1. -BN_to_montgomery() computes Mont(B,R^2). +BN_to_montgomery() computes Mont(B,R^2), i.e. B*R. For all functions, B is a previously allocated B used for temporary variables. @@ -58,7 +58,6 @@ The B structure is defined as follows: typedef struct bn_mont_ctx_st { - int use_word; /* 0 for word form, 1 for bignum form */ int ri; /* number of bits in R */ BIGNUM RR; /* R^2 (used to convert to Montgomery form) */ BIGNUM N; /* The modulus */ @@ -78,11 +77,12 @@ on error. BN_MONT_CTX_init() and BN_MONT_CTX_free() have no return values. For the other functions, 1 is returned for success, 0 on error. -The error codes can be obtained by ERR_get_error(3). +The error codes can be obtained by L. =head1 SEE ALSO -bn(3), err(3), BN_add(3), BN_CTX_new(3) +L, L, L, +L =head1 HISTORY