| ripemd.3 (0552350ecc55f34e3385dc06abf3c9c45092b332) | ripemd.3 (dc2af37d961f722d07a89e658782e15a977e5549) |
|---|---|
| 1.\" 2.\" ---------------------------------------------------------------------------- 3.\" "THE BEER-WARE LICENSE" (Revision 42): 4.\" <phk@FreeBSD.org> wrote this file. As long as you retain this notice you 5.\" can do whatever you want with this stuff. If we meet some day, and you think 6.\" this stuff is worth it, you can buy me a beer in return. Poul-Henning Kamp 7.\" ---------------------------------------------------------------------------- 8.\" --- 30 unchanged lines hidden (view full) --- 39.Ft "char *" 40.Fn RIPEMD160_FileChunk "const char *filename" "char *buf" "off_t offset" "off_t length" 41.Ft "char *" 42.Fn RIPEMD160_Data "const unsigned char *data" "unsigned int len" "char *buf" 43.Sh DESCRIPTION 44The 45.Li RIPEMD160_ 46functions calculate a 160-bit cryptographic checksum (digest) | 1.\" 2.\" ---------------------------------------------------------------------------- 3.\" "THE BEER-WARE LICENSE" (Revision 42): 4.\" <phk@FreeBSD.org> wrote this file. As long as you retain this notice you 5.\" can do whatever you want with this stuff. If we meet some day, and you think 6.\" this stuff is worth it, you can buy me a beer in return. Poul-Henning Kamp 7.\" ---------------------------------------------------------------------------- 8.\" --- 30 unchanged lines hidden (view full) --- 39.Ft "char *" 40.Fn RIPEMD160_FileChunk "const char *filename" "char *buf" "off_t offset" "off_t length" 41.Ft "char *" 42.Fn RIPEMD160_Data "const unsigned char *data" "unsigned int len" "char *buf" 43.Sh DESCRIPTION 44The 45.Li RIPEMD160_ 46functions calculate a 160-bit cryptographic checksum (digest) |
| 47for any number of input bytes. A cryptographic checksum is a one-way | 47for any number of input bytes. 48A cryptographic checksum is a one-way |
| 48hash function; that is, it is computationally impractical to find | 49hash function; that is, it is computationally impractical to find |
| 49the input corresponding to a particular output. This net result is 50a ``fingerprint'' of the input-data, which doesn't disclose the actual 51input. | 50the input corresponding to a particular output. 51This net result is a 52.Dq fingerprint 53of the input-data, which doesn't disclose the actual input. |
| 52.Pp 53The 54.Fn RIPEMD160_Init , 55.Fn RIPEMD160_Update , 56and 57.Fn RIPEMD160_Final | 54.Pp 55The 56.Fn RIPEMD160_Init , 57.Fn RIPEMD160_Update , 58and 59.Fn RIPEMD160_Final |
| 58functions are the core functions. Allocate an RIPEMD160_CTX, initialize it with | 60functions are the core functions. 61Allocate an 62.Vt RIPEMD160_CTX , 63initialize it with |
| 59.Fn RIPEMD160_Init , 60run over the data with 61.Fn RIPEMD160_Update , 62and finally extract the result using 63.Fn RIPEMD160_Final . 64.Pp 65The 66.Fn RIPEMD160_End --- 70 unchanged lines hidden --- | 64.Fn RIPEMD160_Init , 65run over the data with 66.Fn RIPEMD160_Update , 67and finally extract the result using 68.Fn RIPEMD160_Final . 69.Pp 70The 71.Fn RIPEMD160_End --- 70 unchanged lines hidden --- |