diff options
Diffstat (limited to 'courgette/encoded_program.h')
| -rw-r--r-- | courgette/encoded_program.h | 26 |
1 files changed, 15 insertions, 11 deletions
diff --git a/courgette/encoded_program.h b/courgette/encoded_program.h index b120353..62f1439 100644 --- a/courgette/encoded_program.h +++ b/courgette/encoded_program.h @@ -43,7 +43,8 @@ class EncodedProgram { CheckBool AddCopy(uint32 count, const void* bytes) WARN_UNUSED_RESULT; CheckBool AddRel32(int label_index) WARN_UNUSED_RESULT; CheckBool AddAbs32(int label_index) WARN_UNUSED_RESULT; - CheckBool AddMakeRelocs() WARN_UNUSED_RESULT; + CheckBool AddPeMakeRelocs() WARN_UNUSED_RESULT; + CheckBool AddElfMakeRelocs() WARN_UNUSED_RESULT; // (3) Serialize binary assembly language tables to a set of streams. CheckBool WriteTo(SinkStreamSet* streams) WARN_UNUSED_RESULT; @@ -58,16 +59,18 @@ class EncodedProgram { private: // Binary assembly language operations. + // These are part of the patch format. Reusing an existing value will + // break backwards compatibility. enum OP { - ORIGIN, // ORIGIN <rva> - set address for subsequent assembly. - COPY, // COPY <count> <bytes> - copy bytes to output. - COPY1, // COPY1 <byte> - same as COPY 1 <byte>. - REL32, // REL32 <index> - emit rel32 encoded reference to address at - // address table offset <index> - ABS32, // ABS32 <index> - emit abs32 encoded reference to address at - // address table offset <index> - MAKE_BASE_RELOCATION_TABLE, // Emit base relocation table blocks. - OP_LAST + ORIGIN = 0, // ORIGIN <rva> - set address for subsequent assembly. + COPY = 1, // COPY <count> <bytes> - copy bytes to output. + COPY1 = 2, // COPY1 <byte> - same as COPY 1 <byte>. + REL32 = 3, // REL32 <index> - emit rel32 encoded reference to address at + // address table offset <index> + ABS32 = 4, // ABS32 <index> - emit abs32 encoded reference to address at + // address table offset <index> + MAKE_PE_RELOCATION_TABLE = 5, // Emit PE base relocation table blocks. + MAKE_ELF_RELOCATION_TABLE = 6, // Emit Elf relocation table. }; typedef NoThrowBuffer<RVA> RvaVector; @@ -76,7 +79,8 @@ class EncodedProgram { typedef NoThrowBuffer<OP> OPVector; void DebuggingSummary(); - CheckBool GenerateBaseRelocations(SinkStream *buffer) WARN_UNUSED_RESULT; + CheckBool GeneratePeRelocations(SinkStream *buffer) WARN_UNUSED_RESULT; + CheckBool GenerateElfRelocations(SinkStream *buffer) WARN_UNUSED_RESULT; CheckBool DefineLabelCommon(RvaVector*, int, RVA) WARN_UNUSED_RESULT; void FinishLabelsCommon(RvaVector* addresses); |