diff options
Diffstat (limited to 'nss/lib/softoken/lowpbe.c')
| -rw-r--r-- | nss/lib/softoken/lowpbe.c | 11 |
1 files changed, 7 insertions, 4 deletions
diff --git a/nss/lib/softoken/lowpbe.c b/nss/lib/softoken/lowpbe.c index b78302e..0a47804 100644 --- a/nss/lib/softoken/lowpbe.c +++ b/nss/lib/softoken/lowpbe.c @@ -408,7 +408,6 @@ loser: return result; } -#define HMAC_BUFFER 64 #define NSSPBE_ROUNDUP(x, y) ((((x) + ((y)-1)) / (y)) * (y)) #define NSSPBE_MIN(x, y) ((x) < (y) ? (x) : (y)) /* @@ -430,6 +429,7 @@ nsspkcs5_PKCS12PBE(const SECHashObject *hashObject, int iter; unsigned char *iterBuf; void *hash = NULL; + unsigned int bufferLength; arena = PORT_NewArena(DER_DEFAULT_CHUNKSIZE); if (!arena) { @@ -439,8 +439,11 @@ nsspkcs5_PKCS12PBE(const SECHashObject *hashObject, /* how many hash object lengths are needed */ c = (bytesNeeded + (hashLength - 1)) / hashLength; + /* 64 if 0 < hashLength <= 32, 128 if 32 < hashLength <= 64 */ + bufferLength = NSSPBE_ROUNDUP(hashLength * 2, 64); + /* initialize our buffers */ - D.len = HMAC_BUFFER; + D.len = bufferLength; /* B and D are the same length, use one alloc go get both */ D.data = (unsigned char *)PORT_ArenaZAlloc(arena, D.len * 2); B.len = D.len; @@ -452,8 +455,8 @@ nsspkcs5_PKCS12PBE(const SECHashObject *hashObject, goto loser; } - SLen = NSSPBE_ROUNDUP(salt->len, HMAC_BUFFER); - PLen = NSSPBE_ROUNDUP(pwitem->len, HMAC_BUFFER); + SLen = NSSPBE_ROUNDUP(salt->len, bufferLength); + PLen = NSSPBE_ROUNDUP(pwitem->len, bufferLength); I.len = SLen + PLen; I.data = (unsigned char *)PORT_ArenaZAlloc(arena, I.len); if (I.data == NULL) { |