44     , mIndex(0)  in Decoder()
64     mIndex          = 0;  in Reset()
99     VerifyOrExit(mIndex + sizeof(uint8_t) <= mEnd, error = OT_ERROR_PARSE);  in ReadUint8()
100     aUint8 = mFrame[mIndex];  in ReadUint8()
101     mIndex += sizeof(uint8_t);  in ReadUint8()
123     VerifyOrExit(mIndex + sizeof(uint16_t) <= mEnd, error = OT_ERROR_PARSE);  in ReadUint16()
125     aUint16 = static_cast<uint16_t>(mFrame[mIndex] | (mFrame[mIndex + 1] << 8));  in ReadUint16()
127     mIndex += sizeof(uint16_t);  in ReadUint16()
149     VerifyOrExit(mIndex + sizeof(uint32_t) <= mEnd, error = OT_ERROR_PARSE);  in ReadUint32()
151 …aUint32 = ((static_cast<uint32_t>(mFrame[mIndex + 0]) << 0) | (static_cast<uint32_t>(mFrame[mIndex…  in ReadUint32()
152 …(static_cast<uint32_t>(mFrame[mIndex + 2]) << 16) | (static_cast<uint32_t>(mFrame[mIndex + 3]) << …  in ReadUint32()
154     mIndex += sizeof(uint32_t);  in ReadUint32()
176     VerifyOrExit(mIndex + sizeof(uint64_t) <= mEnd, error = OT_ERROR_PARSE);  in ReadUint64()
178 …aUint64 = ((static_cast<uint64_t>(mFrame[mIndex + 0]) << 0) | (static_cast<uint64_t>(mFrame[mIndex…  in ReadUint64()
179 …(static_cast<uint64_t>(mFrame[mIndex + 2]) << 16) | (static_cast<uint64_t>(mFrame[mIndex + 3]) << …  in ReadUint64()
180 …(static_cast<uint64_t>(mFrame[mIndex + 4]) << 32) | (static_cast<uint64_t>(mFrame[mIndex + 5]) << …  in ReadUint64()
181 …(static_cast<uint64_t>(mFrame[mIndex + 6]) << 48) | (static_cast<uint64_t>(mFrame[mIndex + 7]) << …  in ReadUint64()
183     mIndex += sizeof(uint64_t);  in ReadUint64()
207     parsedLen = spinel_packed_uint_decode(&mFrame[mIndex], mEnd - mIndex, &uint);  in ReadUintPacked()
210     mIndex += parsedLen;  in ReadUintPacked()
222     VerifyOrExit(mIndex + aSize <= mEnd, error = OT_ERROR_PARSE);  in ReadItem()
224     *aPtr = &mFrame[mIndex];  in ReadItem()
226     mIndex += aSize;  in ReadItem()
303     VerifyOrExit(mIndex + sizeof(uint8_t) <= mEnd, error = OT_ERROR_PARSE);  in ReadUtf8()
305     len = StringLength(reinterpret_cast<const char *>(&mFrame[mIndex]), mEnd - mIndex);  in ReadUtf8()
306     VerifyOrExit(len < static_cast<uint16_t>(mEnd - mIndex), error = OT_ERROR_PARSE);  in ReadUtf8()
308     aUtf8 = reinterpret_cast<const char *>(&mFrame[mIndex]);  in ReadUtf8()
311     mIndex += static_cast<uint16_t>(len + sizeof(uint8_t));  in ReadUtf8()
319     aDataLen = mEnd - mIndex;  in ReadData()
345     VerifyOrExit(structLen <= mEnd - mIndex, error = OT_ERROR_PARSE);  in OpenStruct()
348     mEnd                      = (mIndex + structLen);  in OpenStruct()
372     mIndex = mEnd;  in CloseStruct()
381     mSavedIndex          = mIndex;  in SavePosition()
392     mIndex          = mSavedIndex;  in ResetToSaved()