diff options
Diffstat (limited to 'indra/llmessage/lldatapacker.cpp')
| -rw-r--r-- | indra/llmessage/lldatapacker.cpp | 164 |
1 files changed, 164 insertions, 0 deletions
diff --git a/indra/llmessage/lldatapacker.cpp b/indra/llmessage/lldatapacker.cpp index 6cf6af6437..96c1297e0d 100644 --- a/indra/llmessage/lldatapacker.cpp +++ b/indra/llmessage/lldatapacker.cpp @@ -173,6 +173,71 @@ BOOL LLDataPacker::unpackFixed(F32 &value, const char *name, return ok; } +BOOL LLDataPacker::unpackU16s(U16 *values, S32 count, const char *name) +{ + for (S32 idx = 0; idx < count; ++idx) + { + if (!unpackU16(values[idx], name)) + { + LL_WARNS("DATAPACKER") << "Buffer overflow reading Unsigned 16s \"" << name << "\" at index " << idx << "!" << LL_ENDL; + return FALSE; + } + } + return TRUE; +} + +BOOL LLDataPacker::unpackS16s(S16 *values, S32 count, const char *name) +{ + for (S32 idx = 0; idx < count; ++idx) + { + if (!unpackS16(values[idx], name)) + { + LL_WARNS("DATAPACKER") << "Buffer overflow reading Signed 16s \"" << name << "\" at index " << idx << "!" << LL_ENDL; + return FALSE; + } + } + return TRUE; +} + +BOOL LLDataPacker::unpackF32s(F32 *values, S32 count, const char *name) +{ + for (S32 idx = 0; idx < count; ++idx) + { + if (!unpackF32(values[idx], name)) + { + LL_WARNS("DATAPACKER") << "Buffer overflow reading Float 32s \"" << name << "\" at index " << idx << "!" << LL_ENDL; + return FALSE; + } + } + return TRUE; +} + +BOOL LLDataPacker::unpackColor4Us(LLColor4U *values, S32 count, const char *name) +{ + for (S32 idx = 0; idx < count; ++idx) + { + if (!unpackColor4U(values[idx], name)) + { + LL_WARNS("DATAPACKER") << "Buffer overflow reading Float 32s \"" << name << "\" at index " << idx << "!" << LL_ENDL; + return FALSE; + } + } + return TRUE; +} + +BOOL LLDataPacker::unpackUUIDs(LLUUID *values, S32 count, const char *name) +{ + for (S32 idx = 0; idx < count; ++idx) + { + if (!unpackUUID(values[idx], name)) + { + LL_WARNS("DATAPACKER") << "Buffer overflow reading UUIDs \"" << name << "\" at index " << idx << "!" << LL_ENDL; + return FALSE; + } + } + return TRUE; +} + //--------------------------------------------------------------------------- // LLDataPackerBinaryBuffer implementation //--------------------------------------------------------------------------- @@ -319,6 +384,29 @@ BOOL LLDataPackerBinaryBuffer::unpackU16(U16 &value, const char *name) return success; } +BOOL LLDataPackerBinaryBuffer::packS16(const S16 value, const char *name) +{ + BOOL success = verifyLength(sizeof(S16), name); + + if (mWriteEnabled && success) + { + htolememcpy(mCurBufferp, &value, MVT_S16, 2); + } + mCurBufferp += 2; + return success; +} + +BOOL LLDataPackerBinaryBuffer::unpackS16(S16 &value, const char *name) +{ + BOOL success = verifyLength(sizeof(S16), name); + + if (success) + { + htolememcpy(&value, mCurBufferp, MVT_S16, 2); + } + mCurBufferp += 2; + return success; +} BOOL LLDataPackerBinaryBuffer::packU32(const U32 value, const char *name) { @@ -884,6 +972,52 @@ BOOL LLDataPackerAsciiBuffer::unpackU16(U16 &value, const char *name) return success; } +BOOL LLDataPackerAsciiBuffer::packS16(const S16 value, const char *name) +{ + BOOL success = TRUE; + writeIndentedName(name); + int numCopied = 0; + if (mWriteEnabled) + { + numCopied = snprintf(mCurBufferp, getBufferSize() - getCurrentSize(), "%d\n", value); /* Flawfinder: ignore */ + } + else + { + numCopied = snprintf(DUMMY_BUFFER, sizeof(DUMMY_BUFFER), "%d\n", value); /* Flawfinder: ignore */ + } + + // snprintf returns number of bytes that would have been written + // had the output not being truncated. In that case, it will + // return either -1 or value >= passed in size value . So a check needs to be added + // to detect truncation, and if there is any, only account for the + // actual number of bytes written..and not what could have been + // written. + if(numCopied < 0 || numCopied > getBufferSize() - getCurrentSize()) + { + numCopied = getBufferSize() - getCurrentSize(); + LL_WARNS() << "LLDataPackerAsciiBuffer::packS16: val truncated: " << LL_ENDL; + } + + mCurBufferp += numCopied; + + return success; +} + + +BOOL LLDataPackerAsciiBuffer::unpackS16(S16 &value, const char *name) +{ + BOOL success = TRUE; + char valuestr[DP_BUFSIZE]; /* Flawfinder: ignore */ + if (!getValueStr(name, valuestr, DP_BUFSIZE)) + { + return FALSE; + } + + S32 in_val; + sscanf(valuestr, "%d", &in_val); + value = in_val; + return success; +} BOOL LLDataPackerAsciiBuffer::packU32(const U32 value, const char *name) { @@ -1587,6 +1721,36 @@ BOOL LLDataPackerAsciiFile::unpackU16(U16 &value, const char *name) return success; } +BOOL LLDataPackerAsciiFile::packS16(const S16 value, const char *name) +{ + BOOL success = TRUE; + writeIndentedName(name); + if (mFP) + { + fprintf(mFP, "%d\n", value); + } + else if (mOutputStream) + { + *mOutputStream << "" << value << "\n"; + } + return success; +} + + +BOOL LLDataPackerAsciiFile::unpackS16(S16 &value, const char *name) +{ + BOOL success = TRUE; + char valuestr[DP_BUFSIZE]; /*Flawfinder: ignore */ + if (!getValueStr(name, valuestr, DP_BUFSIZE)) + { + return FALSE; + } + + S32 in_val; + sscanf(valuestr, "%d", &in_val); + value = in_val; + return success; +} BOOL LLDataPackerAsciiFile::packU32(const U32 value, const char *name) { |