lldb/Utility/DataEncoder.h

90   /// Encode an unsigned integer of size \a byte_size to \a offset.
92   /// Encode a single integer value at \a offset and return the offset that
97   /// \param[in] offset
98   ///     The offset within the contained data at which to put the
110   ///     The next offset in the bytes of this data if the integer
112   uint32_t PutUnsigned(uint32_t offset, uint32_t byte_size, uint64_t value);
116   /// \param[in] offset
117   ///     The offset in bytes into the contained data at which to
127   ///     The next valid offset within data if the put operation
129   uint32_t PutData(uint32_t offset, const void *src, uint32_t src_len);
131   /// Encode an address in the existing buffer at \a offset bytes into the
135   /// and return the next offset where subsequent data would go. pointed to by
140   /// \param[in] offset
141   ///     The offset where to encode the address.
147   ///     The next valid offset within data if the put operation
149   uint32_t PutAddress(uint32_t offset, lldb::addr_t addr);
151   /// Put a C string to \a offset.
155   /// \param[in] offset
156   ///     The offset where to encode the string.
162   ///     A pointer to the C string value in the data. If the offset
164   ///     offset plus the length of the C string is out of bounds,
166   uint32_t PutCString(uint32_t offset, const char *cstr);
169   uint32_t PutU8(uint32_t offset, uint8_t value);
170   uint32_t PutU16(uint32_t offset, uint16_t value);
171   uint32_t PutU32(uint32_t offset, uint32_t value);
172   uint32_t PutU64(uint32_t offset, uint64_t value);
174   uint32_t BytesLeft(uint32_t offset) const {
176     if (size > offset)
177       return size - offset;
181   /// Test the availability of \a length bytes of data from \a offset.
184   ///     \b true if \a offset is a valid offset and there are \a
185   ///     length bytes available at that offset, \b false otherwise.
186   bool ValidOffsetForDataOfSize(uint32_t offset, uint32_t length) const {
187     return length <= BytesLeft(offset);
196   /// the same. If \a offset is not a valid offset in \a data_sp, then no
198   /// bytes available in \a data starting at \a offset, the length will be
204   /// \param[in] offset
205   ///     The offset into \a data_sp at which the subset starts.
212   uint32_t SetData(const lldb::DataBufferSP &data_sp, uint32_t offset = 0,
215   /// Test the validity of \a offset.
218   ///     \b true if \a offset is a valid offset into the data in this
220   bool ValidOffset(uint32_t offset) const { return offset < GetByteSize(); }