diff options
Diffstat (limited to 'include/llvm/Support/DataExtractor.h')
| -rw-r--r-- | include/llvm/Support/DataExtractor.h | 22 |
1 files changed, 22 insertions, 0 deletions
diff --git a/include/llvm/Support/DataExtractor.h b/include/llvm/Support/DataExtractor.h index 2d1180c228e3..380b628fd95f 100644 --- a/include/llvm/Support/DataExtractor.h +++ b/include/llvm/Support/DataExtractor.h @@ -58,6 +58,28 @@ public: /// NULL will be returned. const char *getCStr(uint32_t *offset_ptr) const; + /// Extract a C string from \a *OffsetPtr. + /// + /// Returns a StringRef for the C String from the data at the offset + /// pointed to by \a OffsetPtr. A variable length NULL terminated C + /// string will be extracted and the \a OffsetPtr will be + /// updated with the offset of the byte that follows the NULL + /// terminator byte. + /// + /// \param[in,out] OffsetPtr + /// A pointer to an offset within the data that will be advanced + /// by the appropriate number of bytes if the value is extracted + /// correctly. If the offset is out of bounds or there are not + /// enough bytes to extract this value, the offset will be left + /// unmodified. + /// + /// \return + /// A StringRef for the C string value in the data. If the offset + /// pointed to by \a OffsetPtr is out of bounds, or if the + /// offset plus the length of the C string is out of bounds, + /// a default-initialized StringRef will be returned. + StringRef getCStrRef(uint32_t *OffsetPtr) const; + /// Extract an unsigned integer of size \a byte_size from \a /// *offset_ptr. /// |