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Remove comment about AES encryption

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This commit is contained in:
Nathan Moinvaziri 2013-06-28 03:41:40 -07:00
parent 8f555e1116
commit 91c243ed54
1 changed files with 7 additions and 13 deletions
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20
crypt.h
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@ -1,4 +1,4 @@
/* crypt.h -- base code for crypt/uncrypt ZIPfile
/* crypt.h -- base code for traditional PKWARE encryption
Version 1.01e, February 12th, 2005
@ -19,12 +19,6 @@
If you don't need crypting in your application, just define symbols
NOCRYPT and NOUNCRYPT.
This code support the "Traditional PKWARE Encryption".
The new AES encryption added on Zip format by Winzip (see the page
http://www.winzip.com/aes_info.htm ) and PKWare PKZip 5.x Strong
Encryption is not supported.
*/
#define CRC32(c, b) ((*(pcrc_32_tab+(((int)(c) ^ (b)) & 0xff))) ^ ((c) >> 8))
@ -67,7 +61,7 @@ static void init_keys(const char* passwd,unsigned long* pkeys,const unsigned lon
*(pkeys+0) = 305419896L;
*(pkeys+1) = 591751049L;
*(pkeys+2) = 878082192L;
while (*passwd != '\0') {
while (*passwd != 0) {
update_keys(pkeys,pcrc_32_tab,(int)*passwd);
passwd++;
}
@ -94,11 +88,11 @@ static int crypthead(const char* passwd, /* password string */
const unsigned long* pcrc_32_tab,
unsigned long crcForCrypting)
{
int n; /* index in random header */
int t; /* temporary */
int c; /* random byte */
unsigned char header[RAND_HEAD_LEN-2]; /* random header */
static unsigned calls = 0; /* ensure different random header each time */
int n; /* index in random header */
int t; /* temporary */
int c; /* random byte */
unsigned char header[RAND_HEAD_LEN-2]; /* random header */
static unsigned calls = 0; /* ensure different random header each time */
if (bufSize<RAND_HEAD_LEN)
return 0;