129 lines
3.3 KiB
C++
129 lines
3.3 KiB
C++
/*
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Coverity model file in order to avoid false-positive
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*/
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#define NULL (void *)0
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typedef unsigned char jsbytecode;
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typedef unsigned short uint16_t;
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typedef unsigned int uint32_t;
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typedef unsigned int int32_t;
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typedef unsigned char uint8_t;
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static const uint16_t CHUNK_HEAD_SIZE = 8;
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void assert(bool expr) {
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if (!expr) {
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__coverity_panic__();
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}
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}
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#define ERREXIT(cinfo, err) __coverity_panic__();
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void MOZ_ASSUME_UNREACHABLE(char * str) {
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__coverity_panic__();
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}
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static void MOZ_ReportAssertionFailure(const char* aStr, const char* aFilename,
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int aLine) {
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__coverity_panic__();
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}
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static void MOZ_ReportCrash(const char* aStr, const char* aFilename,
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int aLine) {
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__coverity_panic__();
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}
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#define MOZ_ASSERT(expr, msg) assert(!!(expr))
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#define MOZ_ASSERT(expr) assert(!!(expr))
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#define NS_ASSERTION(expr, msg) assert(!!(expr))
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#define PORT_Assert(expr) assert(!!(expr))
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#define PR_ASSERT(expr) assert(!!(expr))
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int GET_JUMP_OFFSET(jsbytecode* pc) {
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__coverity_tainted_data_sanitize__(&pc[1]);
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__coverity_tainted_data_sanitize__(&pc[2]);
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__coverity_tainted_data_sanitize__(&pc[3]);
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__coverity_tainted_data_sanitize__(&pc[4]);
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return 0;
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}
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// Data sanity checkers
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#define XPT_SWAB16(data) __coverity_tainted_data_sanitize__(&data)
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#define XPT_SWAB32(data) __coverity_tainted_data_sanitize__(&data)
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static unsigned GET_UINT24(const jsbytecode* pc) {
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__coverity_tainted_data_sanitize__(static_cast<void*>(pc));
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//return unsigned((pc[1] << 16) | (pc[2] << 8) | pc[3]);
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return 0;
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}
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class HeaderParser {
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private:
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class ChunkHeader {
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uint8_t mRaw[CHUNK_HEAD_SIZE];
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HeaderParser::ChunkHeader::ChunkSize() const {
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__coverity_tainted_data_sanitize__(static_cast<void*>(&mRaw[4]));
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__coverity_tainted_data_sanitize__(static_cast<void*>(&mRaw[5]));
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__coverity_tainted_data_sanitize__(static_cast<void*>(&mRaw[6]));
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__coverity_tainted_data_sanitize__(static_cast<void*>(&mRaw[7]));
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return ((mRaw[7] << 24) | (mRaw[6] << 16) | (mRaw[5] << 8) | (mRaw[4]));
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}
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};
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};
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void NS_DebugBreak(uint32_t aSeverity, const char* aStr, const char* aExpr,
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const char* aFile, int32_t aLine) {
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__coverity_panic__();
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}
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static inline void Swap(uint32_t* value) {
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__coverity_tainted_data_sanitize__(static_cast<void*>(&value));
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*value = (*value >> 24) |
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((*value >> 8) & 0x0000ff00) |
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((*value << 8) & 0x00ff0000) |
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(*value << 24);
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}
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static uint32_t xtolong (const uint8_t *ll) {
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__coverity_tainted_data_sanitize__(static_cast<void*>(&ll[0]));
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__coverity_tainted_data_sanitize__(static_cast<void*>(&ll[1]));
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__coverity_tainted_data_sanitize__(static_cast<void*>(&ll[2]));
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__coverity_tainted_data_sanitize__(static_cast<void*>(&ll[3]));
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return (uint32_t)( (ll [0] << 0) |
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(ll [1] << 8) |
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(ll [2] << 16) |
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(ll [3] << 24) );
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}
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class ByteReader {
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public:
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const uint8_t* Read(size_t aCount);
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uint32_t ReadU24() {
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const uint8_t *ptr = Read(3);
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if (!ptr) {
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MOZ_ASSERT(false);
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return 0;
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}
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__coverity_tainted_data_sanitize__(static_cast<void*>(&ptr[0]));
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__coverity_tainted_data_sanitize__(static_cast<void*>(&ptr[1]));
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__coverity_tainted_data_sanitize__(static_cast<void*>(&ptr[2]));
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return ptr[0] << 16 | ptr[1] << 8 | ptr[2];
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}
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};
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