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authorMike Buland <mike@xagasoft.com>2024-09-30 11:50:17 -0700
committerMike Buland <mike@xagasoft.com>2024-09-30 11:50:17 -0700
commit0befcc026be9e4f6c40f8771c7f26f767ebddbf7 (patch)
treee549bee70f50def02d24ef386b490e017bc6043b /src/unstable
parent84c93fbf0f371bcd26893d1c33e3a5bf1a61223e (diff)
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Erasing streams works, stream map building works.
Diffstat (limited to 'src/unstable')
-rw-r--r--src/unstable/bitstring.cpp12
-rw-r--r--src/unstable/bitstring.h10
2 files changed, 18 insertions, 4 deletions
diff --git a/src/unstable/bitstring.cpp b/src/unstable/bitstring.cpp
index 21c1316..b80c073 100644
--- a/src/unstable/bitstring.cpp
+++ b/src/unstable/bitstring.cpp
@@ -209,7 +209,7 @@ void Bu::BitString::flipBit( long iBit )
209 caData[iBit/8] ^= (1<<(iBit%8)); 209 caData[iBit/8] ^= (1<<(iBit%8));
210} 210}
211 211
212bool Bu::BitString::getBit( long iBit ) 212bool Bu::BitString::getBit( long iBit ) const
213{ 213{
214 if( iBit >= iBits || iBit < 0 ) return false; 214 if( iBit >= iBits || iBit < 0 ) return false;
215 if( (caData[iBit/8] & (1<<(iBit%8))) == 0 ) 215 if( (caData[iBit/8] & (1<<(iBit%8))) == 0 )
@@ -224,7 +224,7 @@ long Bu::BitString::getBitLength()
224 return iBits; 224 return iBits;
225} 225}
226 226
227long Bu::BitString::getSize() 227long Bu::BitString::getSize() const
228{ 228{
229 return iBits; 229 return iBits;
230} 230}
@@ -311,6 +311,14 @@ void Bu::BitString::clear()
311 } 311 }
312} 312}
313 313
314void Bu::BitString::fill()
315{
316 if( caData != NULL )
317 {
318 memset( caData, 0xff, iBytes );
319 }
320}
321
314bool Bu::BitString::setBitLength( long iLength, bool bClear ) 322bool Bu::BitString::setBitLength( long iLength, bool bClear )
315{ 323{
316 return setSize( iLength, bClear ); 324 return setSize( iLength, bClear );
diff --git a/src/unstable/bitstring.h b/src/unstable/bitstring.h
index afc22fb..70ba822 100644
--- a/src/unstable/bitstring.h
+++ b/src/unstable/bitstring.h
@@ -88,7 +88,7 @@ namespace Bu
88 *@param iBit The index of the bit to test. 88 *@param iBit The index of the bit to test.
89 *@returns True for a 1, false for a 0. 89 *@returns True for a 1, false for a 0.
90 */ 90 */
91 bool getBit( long iBit ); 91 bool getBit( long iBit ) const;
92 92
93 /** 93 /**
94 * Inverts the entire BitString, in effect this calls flipBit on every 94 * Inverts the entire BitString, in effect this calls flipBit on every
@@ -106,7 +106,7 @@ namespace Bu
106 DEPRECATED 106 DEPRECATED
107 long getBitLength(); 107 long getBitLength();
108 108
109 long getSize(); 109 long getSize() const;
110 110
111 /** 111 /**
112 * Sets the entire BitString to zeros, but it does it very quickly. 112 * Sets the entire BitString to zeros, but it does it very quickly.
@@ -115,6 +115,12 @@ namespace Bu
115 void clear(); 115 void clear();
116 116
117 /** 117 /**
118 * Sets the entire BitString to ones, but it does it very quickly.
119 * This operation runs in O(N).
120 */
121 void fill();
122
123 /**
118 * Gets another BitString that is autonomous of the current one 124 * Gets another BitString that is autonomous of the current one
119 * (contains a copy of the memory, not a pointer) and contains a subset 125 * (contains a copy of the memory, not a pointer) and contains a subset
120 * of the data in the current BitString. This is an inclusive 126 * of the data in the current BitString. This is an inclusive