diff options
Diffstat (limited to 'crypto/des/qud_cksm.c')
| -rw-r--r-- | crypto/des/qud_cksm.c | 31 |
1 files changed, 21 insertions, 10 deletions
diff --git a/crypto/des/qud_cksm.c b/crypto/des/qud_cksm.c index 5f0ec5387fa..6ce8c61b426 100644 --- a/crypto/des/qud_cksm.c +++ b/crypto/des/qud_cksm.c @@ -80,14 +80,10 @@ DES_LONG des_quad_cksum(const unsigned char *input, des_cblock output[], int i; long l; const unsigned char *cp; -#ifdef _CRAY - short *lp; -#else - DES_LONG *lp; -#endif + unsigned char *lp; if (out_count < 1) out_count=1; - lp = (DES_LONG *) &(output[0])[0]; + lp = &(output[0])[0]; z0=Q_B0((*seed)[0])|Q_B1((*seed)[1])|Q_B2((*seed)[2])|Q_B3((*seed)[3]); z1=Q_B0((*seed)[4])|Q_B1((*seed)[5])|Q_B2((*seed)[6])|Q_B3((*seed)[7]); @@ -118,10 +114,25 @@ DES_LONG des_quad_cksum(const unsigned char *input, des_cblock output[], } if (lp != NULL) { - /* The MIT library assumes that the checksum is - * composed of 2*out_count 32 bit ints */ - *lp++ = z0; - *lp++ = z1; + /* I believe I finally have things worked out. + * The MIT library assumes that the checksum + * is one huge number and it is returned in a + * host dependant byte order. + */ + static DES_LONG ltmp=1; + static unsigned char *c=(unsigned char *)<mp; + + if (c[0]) + { + l2c(z0,lp); + l2c(z1,lp); + } + else + { + lp = &(output[out_count-i-1])[0]; + l2n(z1,lp); + l2n(z0,lp); + } } } return(z0); |