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author | Mike Buland <eichlan@xagasoft.com> | 2008-09-15 20:03:56 +0000 |
---|---|---|
committer | Mike Buland <eichlan@xagasoft.com> | 2008-09-15 20:03:56 +0000 |
commit | 597a1487c716b799428f4b4a4903e65df4c93ba9 (patch) | |
tree | c743b0d4dfc3bacbffc196589543ec4e9abf1aaf | |
parent | 3c6cb7f2347aed974543f9082a0ccd297577db41 (diff) | |
download | libbu++-597a1487c716b799428f4b4a4903e65df4c93ba9.tar.gz libbu++-597a1487c716b799428f4b4a4903e65df4c93ba9.tar.bz2 libbu++-597a1487c716b799428f4b4a4903e65df4c93ba9.tar.xz libbu++-597a1487c716b799428f4b4a4903e65df4c93ba9.zip |
Whoa! Loads of NIDS work. It actually compiles, runs, and I'm optimizing the
hell out of it. Good times, everyone. This is a major chunk for congo, and
the new optimizations should be good.
-rw-r--r-- | misc/raa_format.txt | 20 | ||||
-rw-r--r-- | src/archive.cpp | 2 | ||||
-rw-r--r-- | src/bitstring.cpp | 305 | ||||
-rw-r--r-- | src/bitstring.h | 197 | ||||
-rw-r--r-- | src/file.h | 1 | ||||
-rw-r--r-- | src/fstring.h | 11 | ||||
-rw-r--r-- | src/hash.h | 50 | ||||
-rw-r--r-- | src/nids.cpp | 93 | ||||
-rw-r--r-- | src/nids.h | 31 | ||||
-rw-r--r-- | src/nidsstream.cpp | 88 | ||||
-rw-r--r-- | src/nidsstream.h | 32 | ||||
-rw-r--r-- | src/tests/hash.cpp | 2 | ||||
-rw-r--r-- | src/tests/nids.cpp | 19 | ||||
-rw-r--r-- | src/unit/hash.cpp | 22 | ||||
-rw-r--r-- | src/util.h | 9 |
15 files changed, 620 insertions, 262 deletions
diff --git a/misc/raa_format.txt b/misc/raa_format.txt index 1b2c9f8..693cbc8 100644 --- a/misc/raa_format.txt +++ b/misc/raa_format.txt | |||
@@ -22,16 +22,17 @@ structures. | |||
22 | The basic header: | 22 | The basic header: |
23 | 23 | ||
24 | 00-03: Magic Number, something cute, I dunno yet (encoding independant) | 24 | 00-03: Magic Number, something cute, I dunno yet (encoding independant) |
25 | 04: Byte count/order for standard indexes (8/4 for 64/32bit systems) | 25 | 04: Version code (0) |
26 | High order bit masked out determines endianness (1 = big, 0 = small) | 26 | 05: Byte count/order for standard indexes (8/4 for 64/32bit systems) |
27 | High order bit masked out determines endianness (1 = big, 0 = little) | ||
27 | The program will only accept one word-width for now, we can make it | 28 | The program will only accept one word-width for now, we can make it |
28 | adjustable later, or fix this at 4 bytes. | 29 | adjustable later, or fix this at 4 bytes. |
29 | 05-08: Blocksize in bytes, could be anything, I don't think we need to worry | 30 | 06-09: Blocksize in bytes, could be anything, I don't think we need to worry |
30 | about OS related things for this, but it should be set intelligently by | 31 | about OS related things for this, but it should be set intelligently by |
31 | the owner. This includes the bytes reserved for a block header. | 32 | the owner. This includes the bytes reserved for a block header. |
32 | 09-12: Total block count, includes both used and unused blocks. | 33 | 10-13: Total block count, includes both used and unused blocks. |
33 | 13-16: Total used blocks, useful for determining when to expand. | 34 | 14-17: Total used blocks, useful for determining when to expand. |
34 | 17-24: Reserved for flags and the like, should be all zeros for now. | 35 | 18-24: Reserved for flags and the like, should be all zeros for now. |
35 | 36 | ||
36 | At this point are a number of "blocks" each with their own header and data are | 37 | At this point are a number of "blocks" each with their own header and data are |
37 | laid out sequentially, accessing one should be easy, seek to | 38 | laid out sequentially, accessing one should be easy, seek to |
@@ -45,10 +46,9 @@ The block header is as follows: | |||
45 | then this block is the last in the chain. | 46 | then this block is the last in the chain. |
46 | 08-11: Prev block in chain. If this number matches the current block index | 47 | 08-11: Prev block in chain. If this number matches the current block index |
47 | then this block is the first in the chain. | 48 | then this block is the first in the chain. |
48 | 12-15: Number of bytes used/allocated remaining in the chain. If this is the | 49 | 12-15: Number of bytes used. If this is the first block, this is the total |
49 | first block, then this is the total size of the object accross all | 50 | amount of data in the stream, otherwise it's the amount of data in the |
50 | blocks in the chain. For the last block in the chain this will usually | 51 | current block. |
51 | be less than the available space. | ||
52 | 16-19: Reserved flagspace or something, make sure it's all zeros. | 52 | 16-19: Reserved flagspace or something, make sure it's all zeros. |
53 | 20-xx: Block data, whatever you wanted to store. At the moment this is going | 53 | 20-xx: Block data, whatever you wanted to store. At the moment this is going |
54 | to be (blocksize) - 20 for now, it will change if the block header | 54 | to be (blocksize) - 20 for now, it will change if the block header |
diff --git a/src/archive.cpp b/src/archive.cpp index 90211fe..c1c89cc 100644 --- a/src/archive.cpp +++ b/src/archive.cpp | |||
@@ -512,7 +512,7 @@ void Bu::Archive::assocPtrID( void **ptr, uint32_t id ) | |||
512 | if( !hPtrDest.has( id ) ) | 512 | if( !hPtrDest.has( id ) ) |
513 | hPtrDest.insert( id, List<void **>() ); | 513 | hPtrDest.insert( id, List<void **>() ); |
514 | 514 | ||
515 | hPtrDest[id].value().append( ptr ); | 515 | hPtrDest[id].getValue().append( ptr ); |
516 | } | 516 | } |
517 | 517 | ||
518 | void Bu::Archive::readID( const void *ptr, uint32_t id ) | 518 | void Bu::Archive::readID( const void *ptr, uint32_t id ) |
diff --git a/src/bitstring.cpp b/src/bitstring.cpp index 8d99992..85f89e2 100644 --- a/src/bitstring.cpp +++ b/src/bitstring.cpp | |||
@@ -7,59 +7,47 @@ | |||
7 | #define random() rand() | 7 | #define random() rand() |
8 | #endif | 8 | #endif |
9 | 9 | ||
10 | #define bitsToBytes( nBits ) (((nBits/8)+((nBits%8)?(1):(0)))); | 10 | #define bitsToBytes( iBits ) (((iBits/8)+((iBits%8)?(1):(0)))); |
11 | 11 | ||
12 | Bu::BitString::BitString() | 12 | Bu::BitString::BitString() |
13 | { | 13 | { |
14 | caData = NULL; | 14 | caData = NULL; |
15 | cTopByteMask = 0; | 15 | cTopByteMask = 0; |
16 | nBits = nBytes = 0; | 16 | iBits = iBytes = 0; |
17 | } | 17 | } |
18 | 18 | ||
19 | Bu::BitString::BitString( const Bu::BitString &xSrc ) | 19 | Bu::BitString::BitString( const Bu::BitString &xSrc ) |
20 | { | 20 | { |
21 | nBits = xSrc.nBits; | 21 | iBits = xSrc.iBits; |
22 | nBytes = xSrc.nBytes; | 22 | iBytes = xSrc.iBytes; |
23 | cTopByteMask = xSrc.cTopByteMask; | 23 | cTopByteMask = xSrc.cTopByteMask; |
24 | caData = new unsigned char[nBytes]; | 24 | caData = new unsigned char[iBytes]; |
25 | memcpy( caData, xSrc.caData, nBytes ); | 25 | memcpy( caData, xSrc.caData, iBytes ); |
26 | 26 | ||
27 | fixup(); | 27 | fixup(); |
28 | } | 28 | } |
29 | 29 | ||
30 | Bu::BitString::BitString( long nNewBits, bool bFillRandomly ) | 30 | Bu::BitString::BitString( long iNewBits, bool bFillRandomly ) |
31 | { | 31 | { |
32 | long j; | 32 | long j; |
33 | nBits = nNewBits; | 33 | iBits = iNewBits; |
34 | nBytes = bitsToBytes( nNewBits );//(nNewBits/8)+((nNewBits%8)?(1):(0)); | 34 | iBytes = bitsToBytes( iNewBits );//(iNewBits/8)+((iNewBits%8)?(1):(0)); |
35 | caData = new unsigned char[nBytes]; | 35 | caData = new unsigned char[iBytes]; |
36 | 36 | ||
37 | // This can either mean that there are a multiple of eight bits or zero, if there are zero you're an idiot | 37 | setMask(); |
38 | // (zero can't happen, because we would allocate an extra byte and never use it) | ||
39 | if( (nBits%8 == 0) ) | ||
40 | { | ||
41 | cTopByteMask = 0xFF; | ||
42 | } | ||
43 | else | ||
44 | { | ||
45 | cTopByteMask = 0; | ||
46 | for( j = 0; j < (nBits%8); j++ ) | ||
47 | { | ||
48 | cTopByteMask |= (1<<j); | ||
49 | } | ||
50 | } | ||
51 | 38 | ||
52 | if( bFillRandomly ) | 39 | if( bFillRandomly ) |
53 | { | 40 | { |
54 | // rand() only returns a value up to RAND_MAX (0x7FFF on my system) so I'll just use the low order byte) | 41 | // rand() only returns a value up to RAND_MAX (0x7FFF on my system) so |
55 | for( j = 0; j < nBytes; j++ ) | 42 | // I'll just use the low order byte) |
43 | for( j = 0; j < iBytes; j++ ) | ||
56 | { | 44 | { |
57 | caData[j] = (unsigned char)(random() & 0xFF); | 45 | caData[j] = (unsigned char)(random() & 0xFF); |
58 | } | 46 | } |
59 | } | 47 | } |
60 | else | 48 | else |
61 | { | 49 | { |
62 | clearString(); | 50 | clear(); |
63 | } | 51 | } |
64 | 52 | ||
65 | fixup(); | 53 | fixup(); |
@@ -76,11 +64,11 @@ Bu::BitString &Bu::BitString::operator=( const Bu::BitString &xSrc ) | |||
76 | { | 64 | { |
77 | delete[] caData; | 65 | delete[] caData; |
78 | } | 66 | } |
79 | nBits = xSrc.nBits; | 67 | iBits = xSrc.iBits; |
80 | nBytes = xSrc.nBytes; | 68 | iBytes = xSrc.iBytes; |
81 | cTopByteMask = xSrc.cTopByteMask; | 69 | cTopByteMask = xSrc.cTopByteMask; |
82 | caData = new unsigned char[nBytes]; | 70 | caData = new unsigned char[iBytes]; |
83 | memcpy( caData, xSrc.caData, nBytes ); | 71 | memcpy( caData, xSrc.caData, iBytes ); |
84 | 72 | ||
85 | fixup(); | 73 | fixup(); |
86 | 74 | ||
@@ -91,7 +79,7 @@ Bu::BitString Bu::BitString::operator~() | |||
91 | { | 79 | { |
92 | Bu::BitString xRet( *this ); | 80 | Bu::BitString xRet( *this ); |
93 | 81 | ||
94 | for( int j = 0; j < xRet.nBytes; j++ ) | 82 | for( int j = 0; j < xRet.iBytes; j++ ) |
95 | { | 83 | { |
96 | xRet.caData[j] = ~xRet.caData[j]; | 84 | xRet.caData[j] = ~xRet.caData[j]; |
97 | } | 85 | } |
@@ -101,24 +89,24 @@ Bu::BitString Bu::BitString::operator~() | |||
101 | return xRet; | 89 | return xRet; |
102 | } | 90 | } |
103 | 91 | ||
104 | Bu::BitString Bu::BitString::operator<<( const long nAmt ) | 92 | Bu::BitString Bu::BitString::operator<<( const long iAmt ) |
105 | { | 93 | { |
106 | if( nAmt == 0 ) | 94 | if( iAmt == 0 ) |
107 | { | 95 | { |
108 | return (*this); | 96 | return (*this); |
109 | } | 97 | } |
110 | //int nByteShift = nAmt/8; | 98 | //int iByteShift = iAmt/8; |
111 | 99 | ||
112 | Bu::BitString xSub( getBitLength() ); | 100 | Bu::BitString xSub( getSize() ); |
113 | 101 | ||
114 | long shft = (nAmt%8); | 102 | long shft = (iAmt%8); |
115 | long base = (nAmt/8); | 103 | long base = (iAmt/8); |
116 | unsigned char lowmask=0; | 104 | unsigned char lowmask=0; |
117 | for( long j = 0; j < 8-shft; j++ ) | 105 | for( long j = 0; j < 8-shft; j++ ) |
118 | { | 106 | { |
119 | lowmask |= (1<<j); | 107 | lowmask |= (1<<j); |
120 | } | 108 | } |
121 | for( long j = 0; j < xSub.nBytes; j++ ) | 109 | for( long j = 0; j < xSub.iBytes; j++ ) |
122 | { | 110 | { |
123 | xSub.caData[base+j] = ((caData[j]>>shft)&(lowmask)) | ((caData[j+1]<<(8-shft))&(~lowmask)); | 111 | xSub.caData[base+j] = ((caData[j]>>shft)&(lowmask)) | ((caData[j+1]<<(8-shft))&(~lowmask)); |
124 | } | 112 | } |
@@ -127,97 +115,97 @@ Bu::BitString Bu::BitString::operator<<( const long nAmt ) | |||
127 | return xSub; | 115 | return xSub; |
128 | } | 116 | } |
129 | 117 | ||
130 | Bu::BitString Bu::BitString::operator>>( const long nAmt ) | 118 | Bu::BitString Bu::BitString::operator>>( const long iAmt ) |
131 | { | 119 | { |
132 | if( nAmt == 0 ) | 120 | if( iAmt == 0 ) |
133 | { | 121 | { |
134 | return (*this); | 122 | return (*this); |
135 | } | 123 | } |
136 | return (*this); | 124 | return (*this); |
137 | } | 125 | } |
138 | 126 | ||
139 | void Bu::BitString::shiftLeft( long nAmt ) | 127 | void Bu::BitString::shiftLeft( long iAmt ) |
140 | { | 128 | { |
141 | if( nAmt == 0 ) | 129 | if( iAmt == 0 ) |
142 | { | 130 | { |
143 | return; | 131 | return; |
144 | } | 132 | } |
145 | else if( nAmt < 0 ) | 133 | else if( iAmt < 0 ) |
146 | { | 134 | { |
147 | shiftRight( -nAmt ); | 135 | shiftRight( -iAmt ); |
148 | return; | 136 | return; |
149 | } | 137 | } |
150 | 138 | ||
151 | long nByteShift = nAmt/8; | 139 | long iByteShift = iAmt/8; |
152 | long nBitShift = nAmt%8; | 140 | long iBitShift = iAmt%8; |
153 | 141 | ||
154 | long j; | 142 | long j; |
155 | for( j = nBytes-1; j >= 0; j-- ) | 143 | for( j = iBytes-1; j >= 0; j-- ) |
156 | { | 144 | { |
157 | caData[j] = (((j-nByteShift)<0)?(0):((caData[j-nByteShift]<<nBitShift))) | (((j-nByteShift-1)<0)?(0):((caData[j-nByteShift-1]>>(8-nBitShift)))); | 145 | caData[j] = (((j-iByteShift)<0)?(0):((caData[j-iByteShift]<<iBitShift))) | (((j-iByteShift-1)<0)?(0):((caData[j-iByteShift-1]>>(8-iBitShift)))); |
158 | } | 146 | } |
159 | 147 | ||
160 | fixup(); | 148 | fixup(); |
161 | } | 149 | } |
162 | 150 | ||
163 | void Bu::BitString::shiftRight( long nAmt ) | 151 | void Bu::BitString::shiftRight( long iAmt ) |
164 | { | 152 | { |
165 | if( nAmt == 0 ) | 153 | if( iAmt == 0 ) |
166 | { | 154 | { |
167 | return; | 155 | return; |
168 | } | 156 | } |
169 | else if( nAmt < 0 ) | 157 | else if( iAmt < 0 ) |
170 | { | 158 | { |
171 | shiftLeft( -nAmt ); | 159 | shiftLeft( -iAmt ); |
172 | return; | 160 | return; |
173 | } | 161 | } |
174 | 162 | ||
175 | long nByteShift = nAmt/8; | 163 | long iByteShift = iAmt/8; |
176 | long nBitShift = nAmt%8; | 164 | long iBitShift = iAmt%8; |
177 | 165 | ||
178 | long j; | 166 | long j; |
179 | for( j = 0; j < nBytes; j++ ) | 167 | for( j = 0; j < iBytes; j++ ) |
180 | { | 168 | { |
181 | caData[j] = (((j+nByteShift)>nBytes)?(0):((caData[j+nByteShift]>>nBitShift))) | (((j+nByteShift+1)>nBytes)?(0):((caData[j+nByteShift+1]<<(8-nBitShift)))); | 169 | caData[j] = (((j+iByteShift)>iBytes)?(0):((caData[j+iByteShift]>>iBitShift))) | (((j+iByteShift+1)>iBytes)?(0):((caData[j+iByteShift+1]<<(8-iBitShift)))); |
182 | } | 170 | } |
183 | 171 | ||
184 | fixup(); | 172 | fixup(); |
185 | } | 173 | } |
186 | /* | 174 | /* |
187 | long Bu::BitString::bitsToBytes( long nBits ) | 175 | long Bu::BitString::bitsToBytes( long iBits ) |
188 | { | 176 | { |
189 | return (nBits/8)+((nBits%8)?(1):(0)); | 177 | return (iBits/8)+((iBits%8)?(1):(0)); |
190 | } | 178 | } |
191 | */ | 179 | */ |
192 | void Bu::BitString::fixup() | 180 | void Bu::BitString::fixup() |
193 | { | 181 | { |
194 | if( caData != NULL ) | 182 | if( caData != NULL ) |
195 | { | 183 | { |
196 | caData[nBytes-1] &= cTopByteMask; | 184 | caData[iBytes-1] &= cTopByteMask; |
197 | } | 185 | } |
198 | } | 186 | } |
199 | 187 | ||
200 | void Bu::BitString::setBit( long nBit, bool bBitState ) | 188 | void Bu::BitString::setBit( long iBit, bool bBitState ) |
201 | { | 189 | { |
202 | if( bBitState ) | 190 | if( bBitState ) |
203 | { | 191 | { |
204 | caData[nBit/8] |= (1<<(nBit%8)); | 192 | caData[iBit/8] |= (1<<(iBit%8)); |
205 | } | 193 | } |
206 | else | 194 | else |
207 | { | 195 | { |
208 | caData[nBit/8] &= ~(1<<(nBit%8)); | 196 | caData[iBit/8] &= ~(1<<(iBit%8)); |
209 | } | 197 | } |
210 | } | 198 | } |
211 | 199 | ||
212 | void Bu::BitString::flipBit( long nBit ) | 200 | void Bu::BitString::flipBit( long iBit ) |
213 | { | 201 | { |
214 | caData[nBit/8] ^= (1<<(nBit%8)); | 202 | caData[iBit/8] ^= (1<<(iBit%8)); |
215 | } | 203 | } |
216 | 204 | ||
217 | bool Bu::BitString::getBit( long nBit ) | 205 | bool Bu::BitString::getBit( long iBit ) |
218 | { | 206 | { |
219 | if( nBit >= nBits || nBit < 0 ) return false; | 207 | if( iBit >= iBits || iBit < 0 ) return false; |
220 | if( (caData[nBit/8] & (1<<(nBit%8))) == 0 ) | 208 | if( (caData[iBit/8] & (1<<(iBit%8))) == 0 ) |
221 | { | 209 | { |
222 | return false; | 210 | return false; |
223 | } | 211 | } |
@@ -226,23 +214,28 @@ bool Bu::BitString::getBit( long nBit ) | |||
226 | 214 | ||
227 | long Bu::BitString::getBitLength() | 215 | long Bu::BitString::getBitLength() |
228 | { | 216 | { |
229 | return nBits; | 217 | return iBits; |
218 | } | ||
219 | |||
220 | long Bu::BitString::getSize() | ||
221 | { | ||
222 | return iBits; | ||
230 | } | 223 | } |
231 | 224 | ||
232 | class Bu::BitString Bu::BitString::getSubString( long nLower, long nUpper ) | 225 | class Bu::BitString Bu::BitString::getSubString( long iLower, long iUpper ) |
233 | { | 226 | { |
234 | if( nUpper == 0 || nUpper < nLower ) nUpper = nBits; | 227 | if( iUpper == 0 || iUpper < iLower ) iUpper = iBits; |
235 | 228 | ||
236 | Bu::BitString xSub( nUpper-nLower+1 ); | 229 | Bu::BitString xSub( iUpper-iLower+1 ); |
237 | 230 | ||
238 | long shft = (nLower%8); | 231 | long shft = (iLower%8); |
239 | long base = (nLower/8); | 232 | long base = (iLower/8); |
240 | unsigned char lowmask=0; | 233 | unsigned char lowmask=0; |
241 | for( long j = 0; j < 8-shft; j++ ) | 234 | for( long j = 0; j < 8-shft; j++ ) |
242 | { | 235 | { |
243 | lowmask |= (1<<j); | 236 | lowmask |= (1<<j); |
244 | } | 237 | } |
245 | for( long j = 0; j < xSub.nBytes; j++ ) | 238 | for( long j = 0; j < xSub.iBytes; j++ ) |
246 | { | 239 | { |
247 | xSub.caData[j] = ((caData[base+j]>>shft)&(lowmask)) | ((caData[base+j+1]<<(8-shft))&(~lowmask)); | 240 | xSub.caData[j] = ((caData[base+j]>>shft)&(lowmask)) | ((caData[base+j+1]<<(8-shft))&(~lowmask)); |
248 | } | 241 | } |
@@ -251,15 +244,15 @@ class Bu::BitString Bu::BitString::getSubString( long nLower, long nUpper ) | |||
251 | return xSub; | 244 | return xSub; |
252 | } | 245 | } |
253 | 246 | ||
254 | long Bu::BitString::toLong( long nStart, long nSize ) | 247 | long Bu::BitString::toLong( long iStart, long iSize ) |
255 | { | 248 | { |
256 | if( nSize < 1 ) nSize = 1; | 249 | if( iSize < 1 ) iSize = 1; |
257 | if( nSize > 32 ) nSize = 32; | 250 | if( iSize > 32 ) iSize = 32; |
258 | if( nStart < 0 ) return 0; | 251 | if( iStart < 0 ) return 0; |
259 | if( nStart+nSize > getBitLength() ) return 0; | 252 | if( iStart+iSize > getSize() ) return 0; |
260 | 253 | ||
261 | Bu::BitString tmpo; | 254 | Bu::BitString tmpo; |
262 | tmpo = getSubString( nStart, nStart+nSize-1 ); | 255 | tmpo = getSubString( iStart, iStart+iSize-1 ); |
263 | long x = *((long *)tmpo.caData); | 256 | long x = *((long *)tmpo.caData); |
264 | 257 | ||
265 | return x; | 258 | return x; |
@@ -267,17 +260,17 @@ long Bu::BitString::toLong( long nStart, long nSize ) | |||
267 | /* | 260 | /* |
268 | std::string Bu::BitString::toString( bool bAddSpacers ) | 261 | std::string Bu::BitString::toString( bool bAddSpacers ) |
269 | { | 262 | { |
270 | long nSz = nBits; | 263 | long iSz = iBits; |
271 | if( bAddSpacers ) | 264 | if( bAddSpacers ) |
272 | { | 265 | { |
273 | nSz += (nBits/8); | 266 | iSz += (iBits/8); |
274 | if( nBits%8 == 0 ) nSz--; | 267 | if( iBits%8 == 0 ) iSz--; |
275 | } | 268 | } |
276 | std::string xStr; | 269 | std::string xStr; |
277 | 270 | ||
278 | int bw=0; | 271 | int bw=0; |
279 | int of=0; | 272 | int of=0; |
280 | for( int j = nBits-1; j >= 0; j-- ) | 273 | for( int j = iBits-1; j >= 0; j-- ) |
281 | { | 274 | { |
282 | if( getBit( j ) ) | 275 | if( getBit( j ) ) |
283 | { | 276 | { |
@@ -291,7 +284,7 @@ std::string Bu::BitString::toString( bool bAddSpacers ) | |||
291 | if( bAddSpacers ) | 284 | if( bAddSpacers ) |
292 | { | 285 | { |
293 | bw++; | 286 | bw++; |
294 | if( bw >= 8 && j < nBits-1 ) | 287 | if( bw >= 8 && j < iBits-1 ) |
295 | { | 288 | { |
296 | bw = 0; | 289 | bw = 0; |
297 | of++; | 290 | of++; |
@@ -303,74 +296,111 @@ std::string Bu::BitString::toString( bool bAddSpacers ) | |||
303 | return xStr; | 296 | return xStr; |
304 | } | 297 | } |
305 | */ | 298 | */ |
306 | void Bu::BitString::clearString() | 299 | void Bu::BitString::clear() |
307 | { | 300 | { |
308 | if( caData != NULL ) | 301 | if( caData != NULL ) |
309 | { | 302 | { |
310 | memset( caData, 0, nBytes ); | 303 | memset( caData, 0, iBytes ); |
311 | } | 304 | } |
312 | } | 305 | } |
313 | 306 | ||
314 | bool Bu::BitString::setBitLength( long nLength, bool bClear ) | 307 | bool Bu::BitString::setBitLength( long iLength, bool bClear ) |
315 | { | 308 | { |
316 | if( nBits != nLength ) | 309 | return setSize( iLength, bClear ); |
310 | } | ||
311 | |||
312 | bool Bu::BitString::setSize( long iLength, bool bClear ) | ||
313 | { | ||
314 | // First, if there's nothing, then allocate an empty one. | ||
315 | if( caData == NULL ) | ||
317 | { | 316 | { |
318 | if( bClear || caData == NULL ) | 317 | iBits = iLength; |
318 | iBytes = bitsToBytes( iLength ); | ||
319 | caData = new unsigned char[iBytes]; | ||
320 | memset( caData, 0, iBytes ); | ||
321 | return true; | ||
322 | } | ||
323 | |||
324 | // If the new length is the same as the old, don't do anything, but do | ||
325 | // check to see if we should still clear the data. | ||
326 | if( iBits != iLength ) | ||
327 | { | ||
328 | // Ok, we are changing the number if bits, but are we changing the | ||
329 | // number of bytes? | ||
330 | long iNewBytes = bitsToBytes( iLength ); | ||
331 | if( iBytes == iNewBytes ) | ||
319 | { | 332 | { |
320 | //long j; | 333 | // No? That makes life easier |
321 | nBits = nLength; | 334 | iBits = iLength; |
322 | nBytes = bitsToBytes( nLength );//(nNewBits/8)+((nNewBits%8)?(1):(0)); | 335 | setMask(); |
323 | if( caData != NULL ) delete[] caData; | 336 | if( bClear ) |
324 | caData = new unsigned char[nBytes]; | 337 | { |
325 | memset( caData, 0, nBytes ); | 338 | clear(); |
339 | } | ||
326 | } | 340 | } |
327 | else | 341 | else |
328 | { | 342 | { |
329 | //long j; | 343 | // Ok, reallocate and copy... |
330 | nBits = nLength; | 344 | iBits = iLength; |
331 | long nNewBytes = bitsToBytes( nLength );//(nNewBits/8)+((nNewBits%8)?(1):(0)); | 345 | long iNewBytes = bitsToBytes( iLength ); |
332 | unsigned char *tmp = caData; | 346 | if( bClear ) |
333 | caData = new unsigned char[nBytes]; | ||
334 | if( nNewBytes < nBytes ) | ||
335 | { | 347 | { |
336 | memcpy( caData, tmp, nNewBytes ); | 348 | delete[] caData; |
349 | caData = new unsigned char[iNewBytes]; | ||
350 | memset( caData, 0, iNewBytes ); | ||
337 | } | 351 | } |
338 | else | 352 | else |
339 | { | 353 | { |
340 | memcpy( caData, tmp, nBytes ); | 354 | unsigned char *tmp = caData; |
355 | caData = new unsigned char[iBytes]; | ||
356 | if( iNewBytes < iBytes ) | ||
357 | { | ||
358 | memcpy( caData, tmp, iNewBytes ); | ||
359 | } | ||
360 | else | ||
361 | { | ||
362 | memcpy( caData, tmp, iBytes ); | ||
363 | } | ||
364 | delete[] tmp; | ||
341 | } | 365 | } |
342 | delete[] tmp; | 366 | iBytes = iNewBytes; |
343 | nBytes = nNewBytes; | 367 | |
368 | setMask(); | ||
344 | } | 369 | } |
345 | 370 | ||
346 | // This can either mean that there are a multiple of eight bits or zero, if there are zero you're an idiot | ||
347 | // (zero can't happen, because we would allocate an extra byte and never use it) | ||
348 | if( (nBits%8 == 0) ) | ||
349 | { | ||
350 | cTopByteMask = 0xFF; | ||
351 | } | ||
352 | else | ||
353 | { | ||
354 | cTopByteMask = 0; | ||
355 | for( long j = 0; j < (nBits%8); j++ ) | ||
356 | { | ||
357 | cTopByteMask |= (1<<j); | ||
358 | } | ||
359 | } | ||
360 | } | 371 | } |
361 | else if( bClear ) | 372 | else if( bClear ) |
362 | { | 373 | { |
363 | clearString(); | 374 | clear(); |
364 | } | 375 | } |
365 | 376 | ||
366 | return true; | 377 | return true; |
367 | } | 378 | } |
368 | 379 | ||
380 | void Bu::BitString::setMask() | ||
381 | { | ||
382 | // This can either mean that there are a multiple of eight bits or | ||
383 | // zero, if there are zero you're an idiot (zero can't happen, because | ||
384 | // we would allocate an extra byte and never use it) | ||
385 | if( (iBits%8 == 0) ) | ||
386 | { | ||
387 | cTopByteMask = 0xFF; | ||
388 | } | ||
389 | else | ||
390 | { | ||
391 | cTopByteMask = 0; | ||
392 | for( long j = 0; j < (iBits%8); j++ ) | ||
393 | { | ||
394 | cTopByteMask |= (1<<j); | ||
395 | } | ||
396 | } | ||
397 | } | ||
398 | |||
369 | void Bu::BitString::randomize() | 399 | void Bu::BitString::randomize() |
370 | { | 400 | { |
371 | if( caData != NULL ) | 401 | if( caData != NULL ) |
372 | { | 402 | { |
373 | for( int j = 0; j < nBytes; j++ ) | 403 | for( int j = 0; j < iBytes; j++ ) |
374 | { | 404 | { |
375 | caData[j] = (unsigned char)(random() & 0xFF); | 405 | caData[j] = (unsigned char)(random() & 0xFF); |
376 | } | 406 | } |
@@ -382,7 +412,7 @@ void Bu::BitString::invert() | |||
382 | { | 412 | { |
383 | if( caData != NULL ) | 413 | if( caData != NULL ) |
384 | { | 414 | { |
385 | for( long j = 0; j < nBytes; j++ ) | 415 | for( long j = 0; j < iBytes; j++ ) |
386 | { | 416 | { |
387 | caData[j] = ~caData[j]; | 417 | caData[j] = ~caData[j]; |
388 | } | 418 | } |
@@ -392,7 +422,7 @@ void Bu::BitString::invert() | |||
392 | 422 | ||
393 | long Bu::BitString::getHighestOrderBitPos() | 423 | long Bu::BitString::getHighestOrderBitPos() |
394 | { | 424 | { |
395 | for( long j = nBits-1; j >= 0; j-- ) | 425 | for( long j = iBits-1; j >= 0; j-- ) |
396 | { | 426 | { |
397 | if( getBit( j ) ) | 427 | if( getBit( j ) ) |
398 | { | 428 | { |
@@ -405,34 +435,23 @@ long Bu::BitString::getHighestOrderBitPos() | |||
405 | /* | 435 | /* |
406 | bool Bu::BitString::writeToFile( FILE *fh ) | 436 | bool Bu::BitString::writeToFile( FILE *fh ) |
407 | { | 437 | { |
408 | fwrite( &nBits, sizeof(long), 1, fh ); | 438 | fwrite( &iBits, sizeof(long), 1, fh ); |
409 | fwrite( caData, sizeof(char), nBytes, fh ); | 439 | fwrite( caData, sizeof(char), iBytes, fh ); |
410 | 440 | ||
411 | return true; | 441 | return true; |
412 | } | 442 | } |
413 | 443 | ||
414 | bool Bu::BitString::readFromFile( FILE *fh ) | 444 | bool Bu::BitString::readFromFile( FILE *fh ) |
415 | { | 445 | { |
416 | fread( &nBits, sizeof(long), 1, fh ); | 446 | fread( &iBits, sizeof(long), 1, fh ); |
417 | 447 | ||
418 | nBytes = bitsToBytes( nBits ); | 448 | iBytes = bitsToBytes( iBits ); |
419 | if( caData ) delete[] caData; | 449 | if( caData ) delete[] caData; |
420 | caData = new unsigned char[nBytes]; | 450 | caData = new unsigned char[iBytes]; |
421 | 451 | ||
422 | fread( caData, sizeof(char), nBytes, fh ); | 452 | fread( caData, sizeof(char), iBytes, fh ); |
423 | 453 | ||
424 | if( (nBits%8 == 0) ) | 454 | setMask(); |
425 | { | ||
426 | cTopByteMask = 0xFF; | ||
427 | } | ||
428 | else | ||
429 | { | ||
430 | cTopByteMask = 0; | ||
431 | for( int j = 0; j < (nBits%8); j++ ) | ||
432 | { | ||
433 | cTopByteMask |= (1<<j); | ||
434 | } | ||
435 | } | ||
436 | 455 | ||
437 | fixup(); | 456 | fixup(); |
438 | 457 | ||
diff --git a/src/bitstring.h b/src/bitstring.h index 8052691..f124d2d 100644 --- a/src/bitstring.h +++ b/src/bitstring.h | |||
@@ -1,6 +1,8 @@ | |||
1 | #ifndef BU_BITSTRING_H | 1 | #ifndef BU_BITSTRING_H |
2 | #define BU_BITSTRING_H | 2 | #define BU_BITSTRING_H |
3 | 3 | ||
4 | #include "bu/util.h" | ||
5 | |||
4 | namespace Bu | 6 | namespace Bu |
5 | { | 7 | { |
6 | /** | 8 | /** |
@@ -18,32 +20,32 @@ namespace Bu | |||
18 | { | 20 | { |
19 | public: | 21 | public: |
20 | /** | 22 | /** |
21 | * Constructs a blank and basic BitString. This is actually useful since | 23 | * Constructs a blank and basic BitString. This is actually useful |
22 | * you can resize BitStrings at will, and even retain the data that was | 24 | * since you can resize BitStrings at will, and even retain the data |
23 | * in them. | 25 | * that was in them. |
24 | */ | 26 | */ |
25 | BitString(); | 27 | BitString(); |
26 | 28 | ||
27 | /** | 29 | /** |
28 | * Constructs a BitString object as a copy of another BitString. This is | 30 | * Constructs a BitString object as a copy of another BitString. This |
29 | * a standard copy constructor and produces an exact duplicate of the | 31 | * is a standard copy constructor and produces an exact duplicate of |
30 | * original BitString object. | 32 | * the original BitString object. |
31 | *@param xSrc Source BitString to copy data from. | 33 | *@param xSrc Source BitString to copy data from. |
32 | */ | 34 | */ |
33 | BitString( const BitString &xSrc ); | 35 | BitString( const BitString &xSrc ); |
34 | 36 | ||
35 | /** | 37 | /** |
36 | * Constructs a BitString with length nBits and optionally fills it with | 38 | * Constructs a BitString with length iBits and optionally fills it with |
37 | * random data. The default setting, to not fill randomly, will produce | 39 | * random data. The default setting, to not fill randomly, will produce |
38 | * a blank (all zeros) string of the specified size. | 40 | * a blank (all zeros) string of the specified size. |
39 | *@param nBits The length of the new BitString in bits. | 41 | *@param iBits The length of the new BitString in bits. |
40 | *@param bFillRandomly Wether or not to randomize this BitString. | 42 | *@param bFillRandomly Wether or not to randomize this BitString. |
41 | */ | 43 | */ |
42 | BitString( long nBits, bool bFillRandomly=false ); | 44 | BitString( long iBits, bool bFillRandomly=false ); |
43 | 45 | ||
44 | /** | 46 | /** |
45 | * Virtual deconstructor for the BitString. Takes care of cleanup for you. | 47 | * Virtual deconstructor for the BitString. Takes care of cleanup for |
46 | * What more do you really want to know? | 48 | * you. What more do you really want to know? |
47 | */ | 49 | */ |
48 | virtual ~BitString(); | 50 | virtual ~BitString(); |
49 | 51 | ||
@@ -52,86 +54,94 @@ namespace Bu | |||
52 | * Sets a bit in the BitString. In it's normal mode it will always turn | 54 | * Sets a bit in the BitString. In it's normal mode it will always turn |
53 | * the given bit on, to clear a bit set bBitState to false instead of | 55 | * the given bit on, to clear a bit set bBitState to false instead of |
54 | * true. This operation runs in O(1). | 56 | * true. This operation runs in O(1). |
55 | *@param nBit The zero-based index of the bit to modify. | 57 | *@param iBit The zero-based index of the bit to modify. |
56 | *@param bBitState Set to true to set the bit to 1, set to false to set | 58 | *@param bBitState Set to true to set the bit to 1, set to false to set |
57 | * the bit to 0. | 59 | * the bit to 0. |
58 | */ | 60 | */ |
59 | void setBit( long nBit, bool bBitState=true ); | 61 | void setBit( long iBit, bool bBitState=true ); |
60 | 62 | ||
61 | /** | 63 | /** |
62 | * Reverses the state of the given bit. This will set the given bit to a | 64 | * Reverses the state of the given bit. This will set the given bit |
63 | * 1 if it was 0, and to 0 if it was 1. This operation runs in O(1), and | 65 | * to a 1 if it was 0, and to 0 if it was 1. This operation runs in |
64 | * it should be noted that using this is marginally faster than doing the | 66 | * O(1), and it should be noted that using this is marginally faster |
65 | * test and flip yourself with getBit and setBit since it uses a bitwise | 67 | * than doing the test and flip yourself with getBit and setBit since |
66 | * not operation and doesn't actually test the bit itself. | 68 | * it uses a bitwise not operation and doesn't actually test the bit |
67 | *@param nBit The index of the bit to flip. | 69 | * itself. |
70 | *@param iBit The index of the bit to flip. | ||
68 | */ | 71 | */ |
69 | void flipBit( long nBit ); | 72 | void flipBit( long iBit ); |
70 | 73 | ||
71 | /** | 74 | /** |
72 | * Gets the state of the given bit. This follows the standard convention | 75 | * Gets the state of the given bit. This follows the standard |
73 | * used so far, a returned value of true means the bit in question is 1, | 76 | * convention used so far, a returned value of true means the bit in |
74 | * and a value of flase means the bit is 0. All bits out of range of the | 77 | * question is 1, and a value of flase means the bit is 0. All bits |
75 | * BitString are treated as off, but are "accessable" in that this does not | 78 | * out of range of the BitString are treated as off, but are |
76 | * produce any kind of error message. This is intentional. This operation | 79 | * "accessable" in that this does not produce any kind of error |
77 | * runs in O(1). | 80 | * message. This is intentional. This operation runs in O(1). |
78 | *@param nBit The index of the bit to test. | 81 | *@param iBit The index of the bit to test. |
79 | *@returns True for a 1, false for a 0. | 82 | *@returns True for a 1, false for a 0. |
80 | */ | 83 | */ |
81 | bool getBit( long nBit ); | 84 | bool getBit( long iBit ); |
82 | 85 | ||
83 | /** | 86 | /** |
84 | * Inverts the entire BitString, in effect this calls flipBit on every bit | 87 | * Inverts the entire BitString, in effect this calls flipBit on every |
85 | * in the string but is faster since it can operate on whole bytes at a | 88 | * bit in the string but is faster since it can operate on whole bytes |
86 | * time instead of individual bits. This operation runs in O(N). | 89 | * at a time instead of individual bits. This operation runs in O(N). |
87 | */ | 90 | */ |
88 | void invert(); | 91 | void invert(); |
89 | 92 | ||
90 | /** | 93 | /** |
91 | * Returns the number of bits allocated in this BitString. This operation | 94 | * Returns the number of bits allocated in this BitString. This |
92 | * runs in O(N) time since this value is cached and not computed. | 95 | * operation runs in O(1) time since this value is cached and not |
96 | * computed. | ||
93 | *@returns The number of bits allocated in this BitString. | 97 | *@returns The number of bits allocated in this BitString. |
94 | */ | 98 | */ |
99 | DEPRECATED | ||
95 | long getBitLength(); | 100 | long getBitLength(); |
96 | 101 | ||
102 | long getSize(); | ||
103 | |||
97 | /** | 104 | /** |
98 | * Sets the entire BitString to zeros, but it does it very quickly. This | 105 | * Sets the entire BitString to zeros, but it does it very quickly. |
99 | * operation runs in O(N). | 106 | * This operation runs in O(N). |
100 | */ | 107 | */ |
101 | void clearString(); | 108 | void clear(); |
102 | 109 | ||
103 | /** | 110 | /** |
104 | * Gets another BitString that is autonomous of the current one (contains | 111 | * Gets another BitString that is autonomous of the current one |
105 | * a copy of the memory, not a pointer) and contains a subset of the data | 112 | * (contains a copy of the memory, not a pointer) and contains a subset |
106 | * in the current BitString. This is an inclusive operation, so grabbing | 113 | * of the data in the current BitString. This is an inclusive |
107 | * bits 0-5 will give you 6 bits. This is based on a very tricky | 114 | * operation, so grabbing bits 0-5 will give you 6 bits. This is based |
108 | * bit-shifting algorithm and runs very quickly, in O(N) time. | 115 | * on a very tricky bit-shifting algorithm and runs very quickly, in |
109 | * Passing in a value of zero for nUpper, or any value for nUpper that is | 116 | * O(N) time. Passing in a value of zero for iUpper, or any value for |
110 | * less than nLower will set nUpper equal to the number of bits in the | 117 | * iUpper that is less than iLower will set iUpper equal to the number |
111 | * BitString. | 118 | * of bits in the BitString. |
112 | *@param nLower The first bit in the current string, will be the first bit | 119 | *@param iLower The first bit in the current string, will be the first |
113 | * (0 index) in the new sub string. | 120 | * bit (0 index) in the new sub string. |
114 | *@param nUpper The last bit in the current string, will be the last bit in | 121 | *@param iUpper The last bit in the current string, will be the last |
115 | * the new sub string. nUpper is included in the sub string. | 122 | * bit in the new sub string. iUpper is included in the sub string. |
116 | *@returns A new BitString object ready to be used. Please note that | 123 | *@returns A new BitString object ready to be used. Please note that |
117 | * managing this new object is up to whomever calls this function. | 124 | * managing this new object is up to whomever calls this function. |
118 | */ | 125 | */ |
119 | class BitString getSubString( long nLower, long nUpper ); | 126 | class BitString getSubString( long iLower, long iUpper ); |
120 | 127 | ||
121 | /** | 128 | /** |
122 | * Sets the number of bits in the BitString, allocating more memory if | 129 | * Sets the number of bits in the BitString, allocating more memory if |
123 | * necesarry, or freeing extra if able. The default operation of this | 130 | * necesarry, or freeing extra if able. The default operation of this |
124 | * function clears all data in the BitString while resizing it. If you | 131 | * function clears all data in the BitString while resizing it. If you |
125 | * would like to keep as much of the data that you had in your BitString | 132 | * would like to keep as much of the data that you had in your BitString |
126 | * as possible, then set bClear to false, and any data that will fit into | 133 | * as possible, then set bClear to false, and any data that will fit |
127 | * the new BitString length will be retained. If increasing the number of | 134 | * into the new BitString length will be retained. If increasing the |
128 | * bits, the new bits will come into existance cleared (set to 0). | 135 | * number of bits, the new bits will come into existance cleared (set |
129 | *@param nLength The number of bits to set the BitString to. | 136 | * to 0). |
130 | *@param bClear When true, all data is eradicated and zeroed, when set to | 137 | *@param iLength The number of bits to set the BitString to. |
131 | * false an effort is made to retain the existing data. | 138 | *@param bClear When true, all data is eradicated and zeroed, when set |
139 | * to false an effort is made to retain the existing data. | ||
132 | *@returns true on success, false on failure. | 140 | *@returns true on success, false on failure. |
133 | */ | 141 | */ |
134 | bool setBitLength( long nLength, bool bClear=true ); | 142 | DEPRECATED |
143 | bool setBitLength( long iLength, bool bClear=true ); | ||
144 | bool setSize( long iLength, bool bClear=true ); | ||
135 | 145 | ||
136 | /** | 146 | /** |
137 | * Randomize the entire BitString, one bit at a time. This is actually | 147 | * Randomize the entire BitString, one bit at a time. This is actually |
@@ -145,55 +155,57 @@ namespace Bu | |||
145 | * Operates exactly like <<. All data in the BitString is shifted to | 155 | * Operates exactly like <<. All data in the BitString is shifted to |
146 | * the left by some number of bits, any data pushed off the edge of the | 156 | * the left by some number of bits, any data pushed off the edge of the |
147 | * BitString is lost, and all new data coming in will be zeroed. | 157 | * BitString is lost, and all new data coming in will be zeroed. |
148 | * Using a negative value in the shiftLeft function will turn it into the | 158 | * Using a negative value in the shiftLeft function will turn it into |
149 | * shiftRight function. | 159 | * the shiftRight function. |
150 | *@param nAmt The number of bit positions to shift all data. | 160 | *@param iAmt The number of bit positions to shift all data. |
151 | */ | 161 | */ |
152 | void shiftLeft( long nAmt ); // just like << | 162 | void shiftLeft( long iAmt ); // just like << |
153 | 163 | ||
154 | /** | 164 | /** |
155 | * Operates exactly like >>. All data in the BitString is shifted to | 165 | * Operates exactly like >>. All data in the BitString is shifted to |
156 | * the right by some number of bits, any data pushed off the edge of the | 166 | * the right by some number of bits, any data pushed off the edge of the |
157 | * BitString is lost, and all new data coming in will be zeroed. | 167 | * BitString is lost, and all new data coming in will be zeroed. |
158 | * Using a negative value in the shiftRight function will turn it into the | 168 | * Using a negative value in the shiftRight function will turn it into |
159 | * shiftLeft function. | 169 | * the shiftLeft function. |
160 | *@param nAmt The number of bit positions to shift all data. | 170 | *@param iAmt The number of bit positions to shift all data. |
161 | */ | 171 | */ |
162 | void shiftRight( long nAmt ); // just like >> | 172 | void shiftRight( long iAmt ); // just like >> |
163 | 173 | ||
164 | /** | 174 | /** |
165 | * Searches through the BitString and returns the index of the highest | 175 | * Searches through the BitString and returns the index of the highest |
166 | * order bit position (the highest index) with an on bit (a bit set to 1). | 176 | * order bit position (the highest index) with an on bit (a bit set to |
167 | * This is a handy helper function and rather faster than calling getBit() | 177 | * 1). This is a handy helper function and rather faster than calling |
168 | * over and over again. | 178 | * getBit() over and over again. |
169 | *@returns The index of the highest indexed on bit. | 179 | *@returns The index of the highest indexed on bit. |
170 | */ | 180 | */ |
171 | long getHighestOrderBitPos(); | 181 | long getHighestOrderBitPos(); |
172 | 182 | ||
173 | // Conversion | 183 | // Conversion |
174 | /** | 184 | /** |
175 | * Convert a block of data (no more than 32 bits) to a primitive long type. | 185 | * Convert a block of data (no more than 32 bits) to a primitive long |
186 | * type. | ||
176 | * This is done in a little bit interesting way, so it may not always be | 187 | * This is done in a little bit interesting way, so it may not always be |
177 | * the fastest way to access the data that you want, although it will | 188 | * the fastest way to access the data that you want, although it will |
178 | * always ensure that the long that is written makes numerical sense, as | 189 | * always ensure that the long that is written makes numerical sense, as |
179 | * we write numbers, regaurdless of platform. | 190 | * we write numbers, regaurdless of platform. |
180 | *@param nStart The first bit in the BitString to include in the long | 191 | *@param iStart The first bit in the BitString to include in the long |
181 | *@param nSize THe number of bits to include, if this value is set over | 192 | *@param iSize THe number of bits to include, if this value is set over |
182 | * 32 it will be automatically truncated to, or however many bits there | 193 | * 32 it will be automatically truncated to, or however many bits there |
183 | * are in a long in your system. | 194 | * are in a long in your system. |
184 | *@returns A long converted from your raw BitString data. | 195 | *@returns A long converted from your raw BitString data. |
185 | */ | 196 | */ |
186 | long toLong( long nStart = 0, long nSize = 32 ); | 197 | long toLong( long iStart = 0, long iSize = 32 ); |
187 | 198 | ||
188 | /** | 199 | /** |
189 | * Converts the data into a human-readable SString object. SString is | 200 | * Converts the data into a human-readable SString object. SString is |
190 | * used to make transport of the string and management very simple. Since | 201 | * used to make transport of the string and management very simple. |
191 | * BitStrings will generally be longer than your average strip of ints a | 202 | * Since BitStrings will generally be longer than your average strip of |
192 | * faculty is included and turned on by default that will insert spacers | 203 | * ints a faculty is included and turned on by default that will insert |
193 | * into the output text every 8 places. For debugging work, this is | 204 | * spacers into the output text every 8 places. For debugging work, |
194 | * definately reccomended. | 205 | * this is definately reccomended. |
195 | *@param bAddSpacers Leave set to true in order to have the output broken | 206 | *@param bAddSpacers Leave set to true in order to have the output |
196 | * into logical groupings of 8 bits per block. Set to off to have a harder | 207 | * broken into logical groupings of 8 bits per block. Set to off to |
208 | * have a harder | ||
197 | * to read solid block of bits. | 209 | * to read solid block of bits. |
198 | *@returns A SString object containing the produced string. | 210 | *@returns A SString object containing the produced string. |
199 | */ | 211 | */ |
@@ -202,24 +214,25 @@ namespace Bu | |||
202 | // Utility | 214 | // Utility |
203 | /** | 215 | /** |
204 | * Converts the given number of bits into the smallest allocatable unit, | 216 | * Converts the given number of bits into the smallest allocatable unit, |
205 | * which is bytes in C and on most systems nowadays. This is the minimum | 217 | * which is bytes in C and on most systems nowadays. This is the |
206 | * number of bytes needed to contain the given number of bits, so there is | 218 | * minimum number of bytes needed to contain the given number of bits, |
207 | * generally some slop if they are not evenly divisible. | 219 | * so there is generally some slop if they are not evenly divisible. |
208 | *@param nBits The number of bits you wish to use. | 220 | *@param iBits The number of bits you wish to use. |
209 | *@returns The number of bytes you will need to contain the given number | 221 | *@returns The number of bytes you will need to contain the given number |
210 | * of bits. | 222 | * of bits. |
211 | */ | 223 | */ |
212 | //static long bitsToBytes( long nBits ); | 224 | //static long bitsToBytes( long iBits ); |
213 | 225 | ||
214 | /** | 226 | /** |
215 | * Writes all data in the BitString, including a small header block | 227 | * Writes all data in the BitString, including a small header block |
216 | * describing the number of bits in the BitString to the file described | 228 | * describing the number of bits in the BitString to the file described |
217 | * by the given file descriptor. The data writen is purely sequential and | 229 | * by the given file descriptor. The data writen is purely sequential |
218 | * probably not too easy to read by other mechanisms, although the | 230 | * and probably not too easy to read by other mechanisms, although the |
219 | * readFromFile function should always be able to do it. This function | 231 | * readFromFile function should always be able to do it. This function |
220 | * does not open nor close the file pointed to by fh. | 232 | * does not open nor close the file pointed to by fh. |
221 | *@param fh The file descriptor of the file to write the data to. | 233 | *@param fh The file descriptor of the file to write the data to. |
222 | *@returns true if the operation completed without error, false otherwise. | 234 | *@returns true if the operation completed without error, false |
235 | * otherwise. | ||
223 | */ | 236 | */ |
224 | //bool writeToFile( FILE *fh ); | 237 | //bool writeToFile( FILE *fh ); |
225 | 238 | ||
@@ -229,21 +242,23 @@ namespace Bu | |||
229 | * original BitString that it may be replacing. This function does not | 242 | * original BitString that it may be replacing. This function does not |
230 | * open nor close the file pointed to by fh. | 243 | * open nor close the file pointed to by fh. |
231 | *@param fh The file descriptor to try to read the data from. | 244 | *@param fh The file descriptor to try to read the data from. |
232 | *@returns true if the operation completed without error, false otherwise. | 245 | *@returns true if the operation completed without error, false |
246 | * otherwise. | ||
233 | */ | 247 | */ |
234 | //bool readFromFile( FILE *fh ); | 248 | //bool readFromFile( FILE *fh ); |
235 | 249 | ||
236 | //operators | 250 | //operators |
237 | BitString &operator=( const BitString &xSrc ); | 251 | BitString &operator=( const BitString &xSrc ); |
238 | BitString operator~(); | 252 | BitString operator~(); |
239 | BitString operator<<( const long nAmt ); | 253 | BitString operator<<( const long iAmt ); |
240 | BitString operator>>( const long nAmt ); | 254 | BitString operator>>( const long iAmt ); |
241 | 255 | ||
242 | private: | 256 | private: |
243 | void fixup(); | 257 | void fixup(); |
258 | void setMask(); | ||
244 | unsigned char *caData; | 259 | unsigned char *caData; |
245 | long nBits; | 260 | long iBits; |
246 | long nBytes; | 261 | long iBytes; |
247 | unsigned char cTopByteMask; | 262 | unsigned char cTopByteMask; |
248 | }; | 263 | }; |
249 | }; | 264 | }; |
@@ -32,6 +32,7 @@ namespace Bu | |||
32 | virtual void close(); | 32 | virtual void close(); |
33 | virtual size_t read( void *pBuf, size_t nBytes ); | 33 | virtual size_t read( void *pBuf, size_t nBytes ); |
34 | virtual size_t write( const void *pBuf, size_t nBytes ); | 34 | virtual size_t write( const void *pBuf, size_t nBytes ); |
35 | using Stream::write; | ||
35 | 36 | ||
36 | virtual long tell(); | 37 | virtual long tell(); |
37 | virtual void seek( long offset ); | 38 | virtual void seek( long offset ); |
diff --git a/src/fstring.h b/src/fstring.h index 31b55d2..a9b4c95 100644 --- a/src/fstring.h +++ b/src/fstring.h | |||
@@ -19,21 +19,12 @@ | |||
19 | #include "bu/archival.h" | 19 | #include "bu/archival.h" |
20 | #include "bu/archive.h" | 20 | #include "bu/archive.h" |
21 | #include "bu/hash.h" | 21 | #include "bu/hash.h" |
22 | #include "bu/util.h" | ||
22 | 23 | ||
23 | #ifndef min | 24 | #ifndef min |
24 | #define min( a, b ) ((a<b)?(a):(b)) | 25 | #define min( a, b ) ((a<b)?(a):(b)) |
25 | #endif | 26 | #endif |
26 | 27 | ||
27 | /* I borrowed this from someone who borrowed it from glib who borrowed it | ||
28 | * from... | ||
29 | */ | ||
30 | #if (__GNUC__ > 3 || (__GNUC__ == 3 && __GNUC_MINOR__ >= 1)) | ||
31 | #define DEPRECATED __attribute__((__deprecated__)) | ||
32 | #else | ||
33 | #define DEPRECATED | ||
34 | #endif /* __GNUC__ */ | ||
35 | |||
36 | |||
37 | namespace Bu | 28 | namespace Bu |
38 | { | 29 | { |
39 | template< typename chr > | 30 | template< typename chr > |
@@ -16,6 +16,7 @@ | |||
16 | #include <utility> | 16 | #include <utility> |
17 | #include "bu/exceptionbase.h" | 17 | #include "bu/exceptionbase.h" |
18 | #include "bu/list.h" | 18 | #include "bu/list.h" |
19 | #include "bu/util.h" | ||
19 | ///#include "archival.h" | 20 | ///#include "archival.h" |
20 | ///#include "archive.h" | 21 | ///#include "archive.h" |
21 | 22 | ||
@@ -97,6 +98,7 @@ namespace Bu | |||
97 | * Direct function for retrieving a value out of the HashProxy. | 98 | * Direct function for retrieving a value out of the HashProxy. |
98 | *@returns (value_type &) The value pointed to by this HashProxy. | 99 | *@returns (value_type &) The value pointed to by this HashProxy. |
99 | */ | 100 | */ |
101 | DEPRECATED | ||
100 | _value &value() | 102 | _value &value() |
101 | { | 103 | { |
102 | if( bFilled == false ) | 104 | if( bFilled == false ) |
@@ -106,6 +108,20 @@ namespace Bu | |||
106 | ); | 108 | ); |
107 | return *pValue; | 109 | return *pValue; |
108 | } | 110 | } |
111 | |||
112 | /** | ||
113 | * Direct function for retrieving a value out of the HashProxy. | ||
114 | *@returns (value_type &) The value pointed to by this HashProxy. | ||
115 | */ | ||
116 | _value &getValue() | ||
117 | { | ||
118 | if( bFilled == false ) | ||
119 | throw HashException( | ||
120 | excodeNotFilled, | ||
121 | "No data assosiated with that key." | ||
122 | ); | ||
123 | return *pValue; | ||
124 | } | ||
109 | 125 | ||
110 | /** | 126 | /** |
111 | * Whether this HashProxy points to something real or not. | 127 | * Whether this HashProxy points to something real or not. |
@@ -165,7 +181,39 @@ namespace Bu | |||
165 | }; | 181 | }; |
166 | 182 | ||
167 | /** | 183 | /** |
168 | * Libbu Template Hash Table | 184 | * Libbu++ Template Hash Table. This is your average hash table, that uses |
185 | * template functions in order to do fast, efficient, generalized hashing. | ||
186 | * It's pretty easy to use, and works well with all other libbu++ types so | ||
187 | * far. | ||
188 | * | ||
189 | * In order to use it, I recommend the following for all basic usage: | ||
190 | *@code | ||
191 | // Define a Hash typedef with strings as keys and ints as values. | ||
192 | typedef Bu::Hash<Bu::FString, int> StrIntHash; | ||
193 | |||
194 | // Create one | ||
195 | StrIntHash hInts; | ||
196 | |||
197 | // Insert some integers | ||
198 | hInts["one"] = 1; | ||
199 | hInts["forty-two"] = 42; | ||
200 | hInts.insert("forty two", 42 ); | ||
201 | |||
202 | // Get values out of the hash, the last two options are the most explicit, | ||
203 | // and must be used if the hash's value type does not match what you're | ||
204 | // comparing to exactly. | ||
205 | if( hInts["one"] == 1 ) doSomething(); | ||
206 | if( hInts["forty-two"].value() == 42 ) doSomething(); | ||
207 | if( hInts.get("forty two") == 42 ) doSomething(); | ||
208 | |||
209 | // Iterate through the Hash | ||
210 | for( StrIntHash::iterator i = hInts.begin(); i != hInts.end(); i++ ) | ||
211 | { | ||
212 | // i.getValue() works too | ||
213 | print("'%s' = %d\n", i.getKey().getStr(), (*i) ); | ||
214 | } | ||
215 | |||
216 | @endcode | ||
169 | *@param key (typename) The datatype of the hashtable keys | 217 | *@param key (typename) The datatype of the hashtable keys |
170 | *@param value (typename) The datatype of the hashtable data | 218 | *@param value (typename) The datatype of the hashtable data |
171 | *@param sizecalc (typename) Functor to compute new table size on rehash | 219 | *@param sizecalc (typename) Functor to compute new table size on rehash |
diff --git a/src/nids.cpp b/src/nids.cpp index b8ea13b..41c4dc1 100644 --- a/src/nids.cpp +++ b/src/nids.cpp | |||
@@ -1,8 +1,30 @@ | |||
1 | #include "bu/nids.h" | 1 | #include "bu/nids.h" |
2 | #include "bu/stream.h" | ||
3 | #include "bu/nidsstream.h" | ||
4 | #include <stdio.h> | ||
2 | 5 | ||
3 | Bu::Nids::Nids( Bu::Stream &sStore ) : | 6 | Bu::Nids::Nids( Bu::Stream &sStore ) : |
4 | sStore( sStore ) | 7 | sStore( sStore ) |
5 | { | 8 | { |
9 | printf("Stream caps:\n" | ||
10 | " canRead: %s\n" | ||
11 | " canWrite: %s\n" | ||
12 | " isReadable: %s\n" | ||
13 | " isWritable: %s\n" | ||
14 | " isSeekable: %s\n" | ||
15 | " isBlocking: %s\n" | ||
16 | " isEOS: %s\n" | ||
17 | " isOpen: %s\n", | ||
18 | sStore.canRead()?"yes":"no", | ||
19 | sStore.canWrite()?"yes":"no", | ||
20 | sStore.isReadable()?"yes":"no", | ||
21 | sStore.isWritable()?"yes":"no", | ||
22 | sStore.isSeekable()?"yes":"no", | ||
23 | sStore.isBlocking()?"yes":"no", | ||
24 | sStore.isEOS()?"yes":"no", | ||
25 | sStore.isOpen()?"yes":"no" | ||
26 | ); | ||
27 | printf("sizeof(Block) = %db\n", sizeof(Block) ); | ||
6 | } | 28 | } |
7 | 29 | ||
8 | Bu::Nids::~Nids() | 30 | Bu::Nids::~Nids() |
@@ -11,11 +33,82 @@ Bu::Nids::~Nids() | |||
11 | 33 | ||
12 | void Bu::Nids::initialize( int iBlockSize, int iPreAllocate ) | 34 | void Bu::Nids::initialize( int iBlockSize, int iPreAllocate ) |
13 | { | 35 | { |
36 | char cBuf = 0; | ||
37 | int iBuf = 0; | ||
38 | |||
39 | // Magic number | ||
40 | sStore.write( "\xFF\xC3\x99\xBD", 4 ); | ||
41 | |||
42 | // Version (0) | ||
43 | sStore.write( &cBuf, 1 ); | ||
44 | |||
45 | // Bytes per int | ||
46 | cBuf = 4; | ||
47 | sStore.write( &cBuf, 1 ); | ||
48 | |||
49 | // The size of each block and the number of blocks we're pre-allocating | ||
50 | sStore.write( &iBlockSize, 4 ); | ||
51 | sStore.write( &iPreAllocate, 4 ); | ||
52 | |||
53 | // The number of used blocks | ||
54 | sStore.write( &iBuf, 4 ); | ||
55 | |||
56 | // Reserved space | ||
57 | sStore.write( "\x00\x00\x00\x00\x00\x00\x00", 7 ); | ||
58 | |||
59 | this->iBlockSize = iBlockSize; | ||
60 | this->iBlocks = iPreAllocate; | ||
61 | this->iBlockStart = sStore.tell(); | ||
62 | bsBlockUsed.setSize( iPreAllocate, true ); | ||
63 | |||
64 | printf("%d blocks, %db each, %db block offset\n", | ||
65 | iBlocks, iBlockSize, iBlockStart ); | ||
66 | |||
67 | char *block = new char[iBlockSize]; | ||
68 | memset( block, 0, iBlockSize ); | ||
69 | for( int j = 0; j < iPreAllocate; j++ ) | ||
70 | { | ||
71 | sStore.write( block, iBlockSize ); | ||
72 | } | ||
14 | } | 73 | } |
15 | 74 | ||
16 | int Bu::Nids::createStream( int iPreAllocate ) | 75 | int Bu::Nids::createStream( int iPreAllocate ) |
17 | { | 76 | { |
77 | for( int j = 0; j < iBlocks; j++ ) | ||
78 | { | ||
79 | if( !bsBlockUsed.getBit( j ) ) | ||
80 | { | ||
81 | Block b = { j, blockUnused, blockUnused, 0, 0 }; | ||
82 | bsBlockUsed.setBit( j ); | ||
83 | sStore.setPos( iBlockStart+(iBlockSize*j) ); | ||
84 | sStore.write( &b, sizeof(b) ); | ||
85 | } | ||
86 | } | ||
18 | return 0; | 87 | return 0; |
19 | } | 88 | } |
20 | 89 | ||
90 | void Bu::Nids::deleteStream( int iID ) | ||
91 | { | ||
92 | } | ||
93 | |||
94 | Bu::NidsStream Bu::Nids::openStream( int iID ) | ||
95 | { | ||
96 | return NidsStream( *this ); | ||
97 | } | ||
98 | |||
99 | void Bu::Nids::extendStream( int iID, int iBlockCount ) | ||
100 | { | ||
101 | } | ||
102 | |||
103 | void Bu::Nids::getBlock( int iIndex, Bu::Nids::Block *pBlock ) | ||
104 | { | ||
105 | sStore.setPos( iBlockStart + (iBlockSize*iIndex) ); | ||
106 | sStore.read( pBlock, iBlockSize ); | ||
107 | } | ||
108 | |||
109 | void Bu::Nids::setBlock( int iIndex, Bu::Nids::Block *pBlock ) | ||
110 | { | ||
111 | sStore.setPos( iBlockStart + (iBlockSize*iIndex) ); | ||
112 | sStore.write( pBlock, iBlockSize ); | ||
113 | } | ||
21 | 114 | ||
@@ -1,9 +1,13 @@ | |||
1 | #ifndef BU_NIDS_H | 1 | #ifndef BU_NIDS_H |
2 | #define BU_NIDS_H | 2 | #define BU_NIDS_H |
3 | 3 | ||
4 | #include <stdint.h> | ||
5 | #include "bu/bitstring.h" | ||
6 | |||
4 | namespace Bu | 7 | namespace Bu |
5 | { | 8 | { |
6 | class Stream; | 9 | class Stream; |
10 | class NidsStream; | ||
7 | 11 | ||
8 | /** | 12 | /** |
9 | * Numerically Indexed Data Streams. This is a working name so I can | 13 | * Numerically Indexed Data Streams. This is a working name so I can |
@@ -14,6 +18,7 @@ namespace Bu | |||
14 | */ | 18 | */ |
15 | class Nids | 19 | class Nids |
16 | { | 20 | { |
21 | friend class NidsStream; | ||
17 | public: | 22 | public: |
18 | Nids( Bu::Stream &sStore ); | 23 | Nids( Bu::Stream &sStore ); |
19 | virtual ~Nids(); | 24 | virtual ~Nids(); |
@@ -39,10 +44,34 @@ namespace Bu | |||
39 | /** | 44 | /** |
40 | * Return a new Stream object assosiated with the given stream ID. | 45 | * Return a new Stream object assosiated with the given stream ID. |
41 | */ | 46 | */ |
42 | Bu::Stream &openStream( int iID ); | 47 | NidsStream openStream( int iID ); |
48 | |||
49 | private: | ||
50 | typedef struct Block | ||
51 | { | ||
52 | uint32_t iFirstBlock; | ||
53 | uint32_t iNextBlock; | ||
54 | uint32_t iPrevBlock; | ||
55 | uint32_t iBytesUsed; | ||
56 | uint32_t iReserved; | ||
57 | unsigned char pData[0]; | ||
58 | } Block; | ||
59 | |||
60 | enum | ||
61 | { | ||
62 | blockUnused = 0xFFFFFFFFUL | ||
63 | }; | ||
64 | |||
65 | void extendStream( int iID, int iBlockCount=1 ); | ||
66 | void getBlock( int iIndex, struct Nids::Block *pBlock ); | ||
67 | void setBlock( int iIndex, struct Nids::Block *pBlock ); | ||
43 | 68 | ||
44 | private: | 69 | private: |
45 | Bu::Stream &sStore; | 70 | Bu::Stream &sStore; |
71 | int iBlockSize; | ||
72 | int iBlocks; | ||
73 | int iBlockStart; | ||
74 | Bu::BitString bsBlockUsed; | ||
46 | }; | 75 | }; |
47 | }; | 76 | }; |
48 | 77 | ||
diff --git a/src/nidsstream.cpp b/src/nidsstream.cpp index d05fbc0..e3bd731 100644 --- a/src/nidsstream.cpp +++ b/src/nidsstream.cpp | |||
@@ -1,10 +1,96 @@ | |||
1 | #include "bu/nidsstream.h" | 1 | #include "bu/nidsstream.h" |
2 | 2 | ||
3 | Bu::NidsStream::NidsStream() | 3 | Bu::NidsStream::NidsStream( Nids &rNids ) : |
4 | rNids( rNids ) | ||
4 | { | 5 | { |
5 | } | 6 | } |
6 | 7 | ||
8 | Bu::NidsStream::NidsStream( const Bu::NidsStream &rSrc ) : | ||
9 | rNids( rSrc.rNids ) | ||
10 | { | ||
11 | |||
12 | } | ||
13 | |||
7 | Bu::NidsStream::~NidsStream() | 14 | Bu::NidsStream::~NidsStream() |
8 | { | 15 | { |
9 | } | 16 | } |
10 | 17 | ||
18 | void Bu::NidsStream::close() | ||
19 | { | ||
20 | } | ||
21 | |||
22 | size_t Bu::NidsStream::read( void *pBuf, size_t nBytes ) | ||
23 | { | ||
24 | return 0; | ||
25 | } | ||
26 | |||
27 | size_t Bu::NidsStream::write( const void *pBuf, size_t nBytes ) | ||
28 | { | ||
29 | return 0; | ||
30 | } | ||
31 | |||
32 | long Bu::NidsStream::tell() | ||
33 | { | ||
34 | return 0; | ||
35 | } | ||
36 | |||
37 | void Bu::NidsStream::seek( long offset ) | ||
38 | { | ||
39 | } | ||
40 | |||
41 | void Bu::NidsStream::setPos( long pos ) | ||
42 | { | ||
43 | } | ||
44 | |||
45 | void Bu::NidsStream::setPosEnd( long pos ) | ||
46 | { | ||
47 | } | ||
48 | |||
49 | bool Bu::NidsStream::isEOS() | ||
50 | { | ||
51 | return true; | ||
52 | } | ||
53 | |||
54 | bool Bu::NidsStream::isOpen() | ||
55 | { | ||
56 | return true; | ||
57 | } | ||
58 | |||
59 | void Bu::NidsStream::flush() | ||
60 | { | ||
61 | } | ||
62 | |||
63 | bool Bu::NidsStream::canRead() | ||
64 | { | ||
65 | return true; | ||
66 | } | ||
67 | |||
68 | bool Bu::NidsStream::canWrite() | ||
69 | { | ||
70 | return true; | ||
71 | } | ||
72 | |||
73 | bool Bu::NidsStream::isReadable() | ||
74 | { | ||
75 | return true; | ||
76 | } | ||
77 | |||
78 | bool Bu::NidsStream::isWritable() | ||
79 | { | ||
80 | return true; | ||
81 | } | ||
82 | |||
83 | bool Bu::NidsStream::isSeekable() | ||
84 | { | ||
85 | return true; | ||
86 | } | ||
87 | |||
88 | bool Bu::NidsStream::isBlocking() | ||
89 | { | ||
90 | return true; | ||
91 | } | ||
92 | |||
93 | void Bu::NidsStream::setBlocking( bool bBlocking ) | ||
94 | { | ||
95 | } | ||
96 | |||
diff --git a/src/nidsstream.h b/src/nidsstream.h index 08b45eb..8021dee 100644 --- a/src/nidsstream.h +++ b/src/nidsstream.h | |||
@@ -2,16 +2,46 @@ | |||
2 | #define BU_NIDS_STREAM_H | 2 | #define BU_NIDS_STREAM_H |
3 | 3 | ||
4 | #include "bu/stream.h" | 4 | #include "bu/stream.h" |
5 | #include "bu/nids.h" | ||
5 | 6 | ||
6 | namespace Bu | 7 | namespace Bu |
7 | { | 8 | { |
8 | class NidsStream : public Bu::Stream | 9 | class NidsStream : public Bu::Stream |
9 | { | 10 | { |
11 | friend class Nids; | ||
12 | private: | ||
13 | /** | ||
14 | * These can only be created by the Nids class. | ||
15 | */ | ||
16 | NidsStream( Nids &rNids ); | ||
17 | NidsStream( const NidsStream &rSrc ); | ||
18 | |||
10 | public: | 19 | public: |
11 | NidsStream(); | ||
12 | virtual ~NidsStream(); | 20 | virtual ~NidsStream(); |
13 | 21 | ||
22 | virtual void close(); | ||
23 | virtual size_t read( void *pBuf, size_t nBytes ); | ||
24 | virtual size_t write( const void *pBuf, size_t nBytes ); | ||
25 | using Stream::write; | ||
26 | virtual long tell(); | ||
27 | virtual void seek( long offset ); | ||
28 | virtual void setPos( long pos ); | ||
29 | virtual void setPosEnd( long pos ); | ||
30 | virtual bool isEOS(); | ||
31 | virtual bool isOpen(); | ||
32 | virtual void flush(); | ||
33 | virtual bool canRead(); | ||
34 | virtual bool canWrite(); | ||
35 | virtual bool isReadable(); | ||
36 | virtual bool isWritable(); | ||
37 | virtual bool isSeekable(); | ||
38 | virtual bool isBlocking(); | ||
39 | virtual void setBlocking( bool bBlocking=true ); | ||
40 | |||
14 | private: | 41 | private: |
42 | Nids &rNids; | ||
43 | typedef struct Bu::Hash<int, struct Nids::Block *> BlockHash; | ||
44 | BlockHash hBlock; | ||
15 | }; | 45 | }; |
16 | }; | 46 | }; |
17 | 47 | ||
diff --git a/src/tests/hash.cpp b/src/tests/hash.cpp index 76cf0ec..9cc45f5 100644 --- a/src/tests/hash.cpp +++ b/src/tests/hash.cpp | |||
@@ -25,7 +25,7 @@ int main() | |||
25 | 25 | ||
26 | for( int j = 0; j < 10; j++ ) | 26 | for( int j = 0; j < 10; j++ ) |
27 | { | 27 | { |
28 | printf("%d\n", lb[j].value()->nID ); | 28 | printf("%d\n", lb[j].getValue()->nID ); |
29 | } | 29 | } |
30 | } | 30 | } |
31 | 31 | ||
diff --git a/src/tests/nids.cpp b/src/tests/nids.cpp new file mode 100644 index 0000000..1197ac1 --- /dev/null +++ b/src/tests/nids.cpp | |||
@@ -0,0 +1,19 @@ | |||
1 | #include "bu/file.h" | ||
2 | #include "bu/nids.h" | ||
3 | |||
4 | int main( int argc, char *argv[] ) | ||
5 | { | ||
6 | if( argc < 2 ) | ||
7 | { | ||
8 | printf("usage: %s <output>\n\n", argv[0] ); | ||
9 | return 1; | ||
10 | } | ||
11 | |||
12 | Bu::File fOut( argv[1], "wb"); | ||
13 | Bu::Nids n( fOut ); | ||
14 | |||
15 | n.initialize( 1024, 5 ); | ||
16 | |||
17 | Bu::NidsStream s = n.openStream( n.createStream() ); | ||
18 | } | ||
19 | |||
diff --git a/src/unit/hash.cpp b/src/unit/hash.cpp index 481256b..b869bdd 100644 --- a/src/unit/hash.cpp +++ b/src/unit/hash.cpp | |||
@@ -15,18 +15,22 @@ class Unit : public Bu::UnitSuite | |||
15 | { | 15 | { |
16 | private: | 16 | private: |
17 | typedef Bu::Hash<Bu::FString, int> StrIntHash; | 17 | typedef Bu::Hash<Bu::FString, int> StrIntHash; |
18 | typedef Bu::Hash<Bu::FString, Bu::FString> StrStrHash; | ||
19 | |||
18 | public: | 20 | public: |
19 | Unit() | 21 | Unit() |
20 | { | 22 | { |
21 | setName("Hash"); | 23 | setName("Hash"); |
22 | addTest( Unit::test_probe ); | 24 | addTest( Unit::insert1 ); |
25 | addTest( Unit::insert2 ); | ||
26 | addTest( Unit::probe1 ); | ||
23 | } | 27 | } |
24 | 28 | ||
25 | virtual ~Unit() | 29 | virtual ~Unit() |
26 | { | 30 | { |
27 | } | 31 | } |
28 | 32 | ||
29 | void test_probe() | 33 | void probe1() |
30 | { | 34 | { |
31 | StrIntHash h; | 35 | StrIntHash h; |
32 | char buf[20]; | 36 | char buf[20]; |
@@ -38,6 +42,20 @@ public: | |||
38 | unitTest( h.has(sTmp) ); | 42 | unitTest( h.has(sTmp) ); |
39 | } | 43 | } |
40 | } | 44 | } |
45 | |||
46 | void insert1() | ||
47 | { | ||
48 | StrIntHash h; | ||
49 | h["Hi"] = 42; | ||
50 | unitTest( h["Hi"] == 42 ); | ||
51 | } | ||
52 | |||
53 | void insert2() | ||
54 | { | ||
55 | StrStrHash h; | ||
56 | h["Hi"] = "Yo"; | ||
57 | unitTest( h["Hi"].getValue() == "Yo" ); | ||
58 | } | ||
41 | }; | 59 | }; |
42 | 60 | ||
43 | int main( int argc, char *argv[] ) | 61 | int main( int argc, char *argv[] ) |
@@ -8,6 +8,15 @@ | |||
8 | #ifndef BU_UTIL_H | 8 | #ifndef BU_UTIL_H |
9 | #define BU_UTIL_H | 9 | #define BU_UTIL_H |
10 | 10 | ||
11 | /* I borrowed this from someone who borrowed it from glib who borrowed it | ||
12 | * from... | ||
13 | */ | ||
14 | #if (__GNUC__ > 3 || (__GNUC__ == 3 && __GNUC_MINOR__ >= 1)) | ||
15 | #define DEPRECATED __attribute__((__deprecated__)) | ||
16 | #else | ||
17 | #define DEPRECATED | ||
18 | #endif /* __GNUC__ */ | ||
19 | |||
11 | namespace Bu | 20 | namespace Bu |
12 | { | 21 | { |
13 | template<typename item> | 22 | template<typename item> |