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Bug 1352082 - Avoid shifting a signed integer left in C++. r=wchen

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MozReview-Commit-ID: 52YqyHAz2c3
This commit is contained in:
Henri Sivonen
2017-04-07 13:26:31 +03:00
parent c37ebd1dd8
commit 61d189d87f
6 changed files with 71 additions and 69 deletions
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9
parser/html/javasrc/AttributeName.java
View File

@@ -29,6 +29,7 @@ import nu.validator.htmlparser.annotation.NoLength;
import nu.validator.htmlparser.annotation.NsUri;
import nu.validator.htmlparser.annotation.Prefix;
import nu.validator.htmlparser.annotation.QName;
import nu.validator.htmlparser.annotation.Unsigned;
import nu.validator.htmlparser.annotation.Virtual;
import nu.validator.htmlparser.common.Interner;
@@ -276,7 +277,7 @@ public final class AttributeName
// ]NOCPP]
, Interner interner) {
// XXX deal with offset
int hash = AttributeName.bufToHash(buf, length);
@Unsigned int hash = AttributeName.bufToHash(buf, length);
int index = Arrays.binarySearch(AttributeName.ATTRIBUTE_HASHES, hash);
if (index < 0) {
return AttributeName.createAttributeName(
@@ -310,9 +311,9 @@ public final class AttributeName
* @param len
* @return
*/
private static int bufToHash(@NoLength char[] buf, int len) {
int hash2 = 0;
int hash = len;
private static @Unsigned int bufToHash(@NoLength char[] buf, int len) {
@Unsigned int hash2 = 0;
@Unsigned int hash = len;
hash <<= 5;
hash += buf[0] - 0x60;
int j = len;

7
parser/html/javasrc/ElementName.java
View File

@@ -27,6 +27,7 @@ import java.util.Arrays;
import nu.validator.htmlparser.annotation.Inline;
import nu.validator.htmlparser.annotation.Local;
import nu.validator.htmlparser.annotation.NoLength;
import nu.validator.htmlparser.annotation.Unsigned;
import nu.validator.htmlparser.annotation.Virtual;
import nu.validator.htmlparser.common.Interner;
@@ -108,7 +109,7 @@ public final class ElementName
}
static ElementName elementNameByBuffer(@NoLength char[] buf, int offset, int length, Interner interner) {
int hash = ElementName.bufToHash(buf, length);
@Unsigned int hash = ElementName.bufToHash(buf, length);
int index = Arrays.binarySearch(ElementName.ELEMENT_HASHES, hash);
if (index < 0) {
return new ElementName(Portability.newLocalNameFromBuffer(buf, offset, length, interner));
@@ -131,8 +132,8 @@ public final class ElementName
* @param len
* @return
*/
private static int bufToHash(@NoLength char[] buf, int len) {
int hash = len;
private static @Unsigned int bufToHash(@NoLength char[] buf, int len) {
@Unsigned int hash = len;
hash <<= 5;
hash += buf[0] - 0x60;
int j = len;

8
parser/html/nsHtml5AttributeName.cpp
View File

@@ -106,7 +106,7 @@ nsHtml5AttributeName::SAME_LOCAL(nsIAtom* name)
nsHtml5AttributeName*
nsHtml5AttributeName::nameByBuffer(char16_t* buf, int32_t offset, int32_t length, nsHtml5AtomTable* interner)
{
int32_t hash = nsHtml5AttributeName::bufToHash(buf, length);
uint32_t hash = nsHtml5AttributeName::bufToHash(buf, length);
int32_t index = nsHtml5AttributeName::ATTRIBUTE_HASHES.binarySearch(hash);
if (index < 0) {
return nsHtml5AttributeName::createAttributeName(nsHtml5Portability::newLocalNameFromBuffer(buf, offset, length, interner));
@@ -120,11 +120,11 @@ nsHtml5AttributeName::nameByBuffer(char16_t* buf, int32_t offset, int32_t length
}
}
int32_t
uint32_t
nsHtml5AttributeName::bufToHash(char16_t* buf, int32_t len)
{
int32_t hash2 = 0;
int32_t hash = len;
uint32_t hash2 = 0;
uint32_t hash = len;
hash <<= 5;
hash += buf[0] - 0x60;
int32_t j = len;

2
parser/html/nsHtml5AttributeName.h
View File

@@ -76,7 +76,7 @@ class nsHtml5AttributeName
static nsIAtom** SAME_LOCAL(nsIAtom* name);
static nsHtml5AttributeName* nameByBuffer(char16_t* buf, int32_t offset, int32_t length, nsHtml5AtomTable* interner);
private:
static int32_t bufToHash(char16_t* buf, int32_t len);
static uint32_t bufToHash(char16_t* buf, int32_t len);
int32_t* uri;
nsIAtom** local;
nsIAtom** prefix;

6
parser/html/nsHtml5ElementName.cpp
View File

@@ -71,7 +71,7 @@ nsHtml5ElementName::isCustom()
nsHtml5ElementName*
nsHtml5ElementName::elementNameByBuffer(char16_t* buf, int32_t offset, int32_t length, nsHtml5AtomTable* interner)
{
int32_t hash = nsHtml5ElementName::bufToHash(buf, length);
uint32_t hash = nsHtml5ElementName::bufToHash(buf, length);
int32_t index = nsHtml5ElementName::ELEMENT_HASHES.binarySearch(hash);
if (index < 0) {
return new nsHtml5ReleasableElementName(nsHtml5Portability::newLocalNameFromBuffer(buf, offset, length, interner));
@@ -85,10 +85,10 @@ nsHtml5ElementName::elementNameByBuffer(char16_t* buf, int32_t offset, int32_t l
}
}
int32_t
uint32_t
nsHtml5ElementName::bufToHash(char16_t* buf, int32_t len)
{
int32_t hash = len;
uint32_t hash = len;
hash <<= 5;
hash += buf[0] - 0x60;
int32_t j = len;

2
parser/html/nsHtml5ElementName.h
View File

@@ -71,7 +71,7 @@ class nsHtml5ElementName
bool isCustom();
static nsHtml5ElementName* elementNameByBuffer(char16_t* buf, int32_t offset, int32_t length, nsHtml5AtomTable* interner);
private:
static int32_t bufToHash(char16_t* buf, int32_t len);
static uint32_t bufToHash(char16_t* buf, int32_t len);
nsHtml5ElementName(nsIAtom* name, nsIAtom* camelCaseName, int32_t flags);
protected:
explicit nsHtml5ElementName(nsIAtom* name);