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-rw-r--r--src/include/ipxe/bigint.h24
1 files changed, 5 insertions, 19 deletions
diff --git a/src/include/ipxe/bigint.h b/src/include/ipxe/bigint.h
index 330d7deec..e55c536c7 100644
--- a/src/include/ipxe/bigint.h
+++ b/src/include/ipxe/bigint.h
@@ -242,31 +242,18 @@ FILE_LICENCE ( GPL2_OR_LATER_OR_UBDL );
} while ( 0 )
/**
- * Compute inverse of odd big integer modulo its own size
+ * Compute inverse of odd big integer modulo any power of two
*
* @v invertend Odd big integer to be inverted
* @v inverse Big integer to hold result
- * @v tmp Temporary working space
*/
-#define bigint_mod_invert( invertend, inverse, tmp ) do { \
- unsigned int size = bigint_size (invertend); \
+#define bigint_mod_invert( invertend, inverse ) do { \
+ unsigned int size = bigint_size ( invertend ); \
bigint_mod_invert_raw ( (invertend)->element, \
- (inverse)->element, size, tmp ); \
+ (inverse)->element, size ); \
} while ( 0 )
/**
- * Calculate temporary working space required for modular inversion
- *
- * @v invertend Odd big integer to be inverted
- * @ret len Length of temporary working space
- */
-#define bigint_mod_invert_tmp_len( invertend ) ( { \
- unsigned int size = bigint_size (invertend); \
- sizeof ( struct { \
- bigint_t ( size ) temp_residue; \
- } ); } )
-
-/**
* Perform modular multiplication of big integers
*
* @v multiplicand Big integer to be multiplied
@@ -408,8 +395,7 @@ void bigint_multiply_raw ( const bigint_element_t *multiplicand0,
void bigint_reduce_raw ( bigint_element_t *modulus0, bigint_element_t *value0,
unsigned int size );
void bigint_mod_invert_raw ( const bigint_element_t *invertend0,
- bigint_element_t *inverse0,
- unsigned int size, void *tmp );
+ bigint_element_t *inverse0, unsigned int size );
void bigint_mod_multiply_raw ( const bigint_element_t *multiplicand0,
const bigint_element_t *multiplier0,
const bigint_element_t *modulus0,