JavaTM 2 Platform
Standard Ed. 5.0

javax.crypto.spec
Ŭ·¡½º IvParameterSpec

java.lang.Object 
  »óÀ§¸¦ È®Àå javax.crypto.spec.IvParameterSpec
¸ðµç ±¸ÇöµÈ ÀÎÅÍÆäÀ̽º:
AlgorithmParameterSpec

public class IvParameterSpec
extends Object
implements AlgorithmParameterSpec

ÀÌ Å¬·¡½º´Â ¡¸ÃʱâÈ­ º¤ÅÍ¡¹(IV)À» ÁöÁ¤ÇÕ´Ï´Ù. IV¸¦ »ç¿ëÇÏ´Â ¿¹·Î¼­´Â CBC ¸ðµåÀÇ DES, OAEP encode Á¶ÀÛÀ» »ç¿ëÇÑ RSA ¾ÏÈ£ µî, Çǵå¹é ¸ðµåÀÇ ¾ÏÈ£°¡ ÀÖ½À´Ï´Ù.

µµÀÔµÈ ¹öÀü :
1.4

»ý¼ºÀÚ °³¿ä
IvParameterSpec (byte[] iv)
          iv ³»ÀÇ ¹ÙÀÌÆ®¸¦ IV ·Î¼­ »ç¿ëÇÏ´Â IvParameterSpec °´Ã¼¸¦ ÀÛ¼ºÇÕ´Ï´Ù.
IvParameterSpec (byte[] iv, int offset, int len)
          offset·Î ºÎÅÍ ½ÃÀ۵Ǵ iv ³»ÀÇ ÃÖÃÊÀÇ len ¹ÙÀÌÆ®¸¦ IV ·Î¼­ »ç¿ëÇÏ´Â IvParameterSpec °´Ã¼¸¦ ÀÛ¼ºÇÕ´Ï´Ù.
 
¸Þ¼­µå °³¿ä
 byte[] getIV ()
          ÃʱâÈ­ º¤ÅÍ (IV)¸¦ ¸®ÅÏÇÕ´Ï´Ù.
 
Ŭ·¡½º java.lang. Object ·ÎºÎÅÍ »ó¼ÓµÈ ¸Þ¼­µå
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
 

»ý¼ºÀÚ »ó¼¼

IvParameterSpec

public IvParameterSpec(byte[] iv)
iv ³»ÀÇ ¹ÙÀÌÆ®¸¦ IV ·Î¼­ »ç¿ëÇÏ´Â IvParameterSpec °´Ã¼¸¦ ÀÛ¼ºÇÕ´Ï´Ù.

ÆĶó¹ÌÅÍ:
iv - IV¸¦ °¡Áö´Â ¹öÆÛ. ¹öÆÛÀÇ ³»¿ëÀº ÇâÈÄ º¯°æµÇÁö ¾Ê°Ô º¸È£ÇÏ´Â ¸ñÀûÀ¸·Î Ä«ÇǵȴÙ
¿¹¿Ü:
NullPointerException - iv°¡ nullÀÎ °æ¿ì

IvParameterSpec

public IvParameterSpec(byte[] iv,
                       int offset,
                       int len)
offset·Î ºÎÅÍ ½ÃÀ۵Ǵ iv ³»ÀÇ ÃÖÃÊÀÇ len ¹ÙÀÌÆ®¸¦ IV ·Î¼­ »ç¿ëÇÏ´Â IvParameterSpec °´Ã¼¸¦ ÀÛ¼ºÇÕ´Ï´Ù.

IV¸¦ ±¸¼ºÇÏ´Â ¹ÙÀÌÆ®´Â iv[offset]·Î ºÎÅÍ iv[offset+len-1] ±îÁöÀÇ ¹ÙÀÌÆ®ÀÔ´Ï´Ù.

ÆĶó¹ÌÅÍ:
iv - IV¸¦ °¡Áö´Â ¹öÆÛ. offset·Î ½ÃÀ۵Ǵ ¹öÆÛÀÇ len ¹ÙÀÌÆ®´Â ÇâÈÄ º¯°æµÇÁö ¾Ê°Ô º¸È£ÇÏ´Â ¸ñÀûÀ¸·Î Ä«ÇǵǴÂ
offset - IV°¡ ½ÃÀ۵Ǵ iv ³»ÀÇ ¿ÀÇÁ¼Â(offset)
len - IV ¹ÙÀÌÆ®ÀÇ ¼ö
¿¹¿Ü:
IllegalArgumentException - iv°¡ null ¶Ç´Â (iv.length - offset < len)ÀÎ °æ¿ì
ArrayIndexOutOfBoundsException - offset ¶Ç´Â lenÀ妽º ¹ÙÀÌÆ®°¡ iv ¿ÜºÎÀÇ °æ¿ì´Â Throw µÈ´Ù
¸Þ¼­µåÀÇ »ó¼¼

getIV

public byte[] getIV()
ÃʱâÈ­ º¤ÅÍ (IV)¸¦ ¸®ÅÏÇÕ´Ï´Ù.

¹Ýȯ°ª:
ÃʱâÈ­ º¤ÅÍ (IV). ÀÌ ¸Þ¼­µå°¡ ºÒ·Á °¥ ¶§¸¶´Ù »õ·Î¿îÀÇ ¹è¿­À» µ¹·ÁÁØ´Ù

JavaTM 2 Platform
Standard Ed. 5.0

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