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authorLee Leahy <leroy.p.leahy@intel.com>2017-03-10 15:23:24 -0800
committerMartin Roth <martinroth@google.com>2017-03-13 17:21:02 +0100
commit7340217262759c3daab41466138ba7d40a8f13d5 (patch)
treeded1fda647d4d9415f061ae5ac15ee4c685c7d48 /src/lib/lzmadecode.c
parentb1260553be842dd82b0b022dd40a22527d3e3659 (diff)
downloadcoreboot-7340217262759c3daab41466138ba7d40a8f13d5.tar.xz
src/lib: Wrap lines at 80 columns
Fix the following warning detected by checkpatch.pl: WARNING: line over 80 characters TEST=Build and run on Galileo Gen2 Change-Id: I5fa3f8e950e2f0c60bd0e8f030342dc8c0469299 Signed-off-by: Lee Leahy <Leroy.P.Leahy@intel.com> Reviewed-on: https://review.coreboot.org/18758 Tested-by: build bot (Jenkins) Reviewed-by: Martin Roth <martinroth@google.com>
Diffstat (limited to 'src/lib/lzmadecode.c')
-rw-r--r--src/lib/lzmadecode.c97
1 files changed, 70 insertions, 27 deletions
diff --git a/src/lib/lzmadecode.c b/src/lib/lzmadecode.c
index d2769d9e8f..e74116040a 100644
--- a/src/lib/lzmadecode.c
+++ b/src/lib/lzmadecode.c
@@ -33,9 +33,12 @@
* to byte reads for last 4 bytes since RC_TEST returns an error when BufferLim
* is *reached* (not surpassed!), meaning we can't allow that to happen while
* there are still bytes to decode from the algorithm's point of view. */
-#define RC_READ_BYTE (look_ahead_ptr < 4 ? look_ahead.raw[look_ahead_ptr++] \
- : ((((uintptr_t) Buffer & 3) || ((SizeT) (BufferLim - Buffer) <= 4)) ? (*Buffer++) \
- : ((look_ahead.dw = *(UInt32 *)Buffer), (Buffer += 4), (look_ahead_ptr = 1), look_ahead.raw[0])))
+#define RC_READ_BYTE \
+ (look_ahead_ptr < 4 ? look_ahead.raw[look_ahead_ptr++] \
+ : ((((uintptr_t) Buffer & 3) \
+ || ((SizeT) (BufferLim - Buffer) <= 4)) ? (*Buffer++) \
+ : ((look_ahead.dw = *(UInt32 *)Buffer), (Buffer += 4), \
+ (look_ahead_ptr = 1), look_ahead.raw[0])))
#define RC_INIT2 Code = 0; Range = 0xFFFFFFFF; \
{ \
@@ -50,18 +53,41 @@
#define RC_TEST { if (Buffer == BufferLim) return LZMA_RESULT_DATA_ERROR; }
-#define RC_INIT(buffer, bufferSize) Buffer = buffer; BufferLim = buffer + bufferSize; RC_INIT2
+#define RC_INIT(buffer, bufferSize) Buffer = buffer; \
+ BufferLim = buffer + bufferSize; RC_INIT2
-#define RC_NORMALIZE if (Range < kTopValue) { RC_TEST; Range <<= 8; Code = (Code << 8) | RC_READ_BYTE; }
-
-#define IfBit0(p) RC_NORMALIZE; bound = (Range >> kNumBitModelTotalBits) * *(p); if (Code < bound)
-#define UpdateBit0(p) Range = bound; *(p) += (kBitModelTotal - *(p)) >> kNumMoveBits;
-#define UpdateBit1(p) Range -= bound; Code -= bound; *(p) -= (*(p)) >> kNumMoveBits;
+#define RC_NORMALIZE \
+ if (Range < kTopValue) { \
+ RC_TEST; \
+ Range <<= 8; \
+ Code = (Code << 8) | RC_READ_BYTE; \
+ }
-#define RC_GET_BIT2(p, mi, A0, A1) IfBit0(p) \
- { UpdateBit0(p); mi <<= 1; A0; } else \
- { UpdateBit1(p); mi = (mi + mi) + 1; A1; }
+#define IfBit0(p) \
+ RC_NORMALIZE; \
+ bound = (Range >> kNumBitModelTotalBits) * *(p); \
+ if (Code < bound)
+
+#define UpdateBit0(p) \
+ Range = bound; \
+ *(p) += (kBitModelTotal - *(p)) >> kNumMoveBits;
+
+#define UpdateBit1(p) \
+ Range -= bound; \
+ Code -= bound; \
+ *(p) -= (*(p)) >> kNumMoveBits;
+
+#define RC_GET_BIT2(p, mi, A0, A1) \
+ IfBit0(p) { \
+ UpdateBit0(p); \
+ mi <<= 1; \
+ A0; \
+ } else { \
+ UpdateBit1(p); \
+ mi = (mi + mi) + 1; \
+ A1; \
+ }
#define RC_GET_BIT(p, mi) RC_GET_BIT2(p, mi, ;, ;)
@@ -128,7 +154,8 @@
StopCompilingDueBUG
#endif
-int LzmaDecodeProperties(CLzmaProperties *propsRes, const unsigned char *propsData, int size)
+int LzmaDecodeProperties(CLzmaProperties *propsRes,
+ const unsigned char *propsData, int size)
{
unsigned char prop0;
if (size < LZMA_PROPERTIES_SIZE)
@@ -252,16 +279,21 @@ int LzmaDecode(CLzmaDecoderState *vs,
prob = p + IsRepG0 + state;
IfBit0(prob) {
UpdateBit0(prob);
- prob = p + IsRep0Long + (state << kNumPosBitsMax) + posState;
+ prob = p + IsRep0Long
+ + (state << kNumPosBitsMax)
+ + posState;
IfBit0(prob) {
UpdateBit0(prob);
if (nowPos == 0)
return LZMA_RESULT_DATA_ERROR;
- state = state < kNumLitStates ? 9 : 11;
- previousByte = outStream[nowPos - rep0];
- outStream[nowPos++] = previousByte;
+ state = state < kNumLitStates
+ ? 9 : 11;
+ previousByte = outStream[nowPos
+ - rep0];
+ outStream[nowPos++] =
+ previousByte;
continue;
} else
@@ -297,7 +329,8 @@ int LzmaDecode(CLzmaDecoderState *vs,
CProb *probLen = prob + LenChoice;
IfBit0(probLen) {
UpdateBit0(probLen);
- probLen = prob + LenLow + (posState << kLenNumLowBits);
+ probLen = prob + LenLow
+ + (posState << kLenNumLowBits);
offset = 0;
numBits = kLenNumLowBits;
} else {
@@ -305,17 +338,21 @@ int LzmaDecode(CLzmaDecoderState *vs,
probLen = prob + LenChoice2;
IfBit0(probLen) {
UpdateBit0(probLen);
- probLen = prob + LenMid + (posState << kLenNumMidBits);
+ probLen = prob + LenMid
+ + (posState <<
+ kLenNumMidBits);
offset = kLenNumLowSymbols;
numBits = kLenNumMidBits;
} else {
UpdateBit1(probLen);
probLen = prob + LenHigh;
- offset = kLenNumLowSymbols + kLenNumMidSymbols;
+ offset = kLenNumLowSymbols
+ + kLenNumMidSymbols;
numBits = kLenNumHighBits;
}
}
- RangeDecoderBitTreeDecode(probLen, numBits, len);
+ RangeDecoderBitTreeDecode(probLen, numBits,
+ len);
len += offset;
}
@@ -323,15 +360,19 @@ int LzmaDecode(CLzmaDecoderState *vs,
int posSlot;
state += kNumLitStates;
prob = p + PosSlot +
- ((len < kNumLenToPosStates ? len : kNumLenToPosStates - 1) <<
+ ((len < kNumLenToPosStates ? len :
+ kNumLenToPosStates - 1) <<
kNumPosSlotBits);
- RangeDecoderBitTreeDecode(prob, kNumPosSlotBits, posSlot);
+ RangeDecoderBitTreeDecode(prob, kNumPosSlotBits,
+ posSlot);
if (posSlot >= kStartPosModelIndex) {
- int numDirectBits = ((posSlot >> 1) - 1);
+ int numDirectBits = ((posSlot >> 1)
+ - 1);
rep0 = (2 | ((UInt32)posSlot & 1));
if (posSlot < kEndPosModelIndex) {
rep0 <<= numDirectBits;
- prob = p + SpecPos + rep0 - posSlot - 1;
+ prob = p + SpecPos + rep0
+ - posSlot - 1;
} else {
numDirectBits -= kNumAlignBits;
do {
@@ -351,8 +392,10 @@ int LzmaDecode(CLzmaDecoderState *vs,
int i = 1;
int mi = 1;
do {
- CProb *prob3 = prob + mi;
- RC_GET_BIT2(prob3, mi, ;, rep0 |= i);
+ CProb *prob3 = prob
+ + mi;
+ RC_GET_BIT2(prob3, mi,
+ ;, rep0 |= i);
i <<= 1;
} while (--numDirectBits != 0);
}