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Diffstat (limited to 'lib/ocaml_rts/linksem/elf_header.ml')
| -rw-r--r-- | lib/ocaml_rts/linksem/elf_header.ml | 1508 |
1 files changed, 0 insertions, 1508 deletions
diff --git a/lib/ocaml_rts/linksem/elf_header.ml b/lib/ocaml_rts/linksem/elf_header.ml deleted file mode 100644 index d8730e9c..00000000 --- a/lib/ocaml_rts/linksem/elf_header.ml +++ /dev/null @@ -1,1508 +0,0 @@ -(*Generated by Lem from elf_header.lem.*) -(** [elf_header] includes types, functions and other definitions for working with - * ELF headers. - *) - -open Lem_basic_classes -open Lem_bool -open Lem_function -open Lem_list -open Lem_maybe -open Lem_num -open Lem_string -(*import Set*) - -open Lem_assert_extra - -open Default_printing -open Endianness - -open Elf_types_native_uint - -open Byte_sequence -open Error -open Missing_pervasives -open Show - -(** Special section header table indices *) - -(** [shn_undef]: marks an undefined, missing or irrelevant section reference. - * Present here instead of in elf_section_header_table.lem because a calculation - * below requires this constant (i.e. forward reference in the ELF spec). - *) -let shn_undef : Nat_big_num.num= (Nat_big_num.of_int 0) - -(** [shn_xindex]: an escape value. It indicates the actual section header index - * is too large to fit in the containing field and is located in another - * location (specific to the structure where it appears). Present here instead - * of in elf_section_header_table.lem because a calculation below requires this - * constant (i.e. forward reference in the ELF spec). - *) -let shn_xindex : Nat_big_num.num= (Nat_big_num.of_int 65535) (* 0xffff *) - -(** ELF object file types. Enumerates the ELF object file types specified in the - * System V ABI. Values between [elf_ft_lo_os] and [elf_ft_hi_os] inclusive are - * reserved for operating system specific values typically defined in an - * addendum to the System V ABI for that operating system. Values between - * [elf_ft_lo_proc] and [elf_ft_hi_proc] inclusive are processor specific and - * are typically defined in an addendum to the System V ABI for that processor - * series. - *) - -(** No file type *) -let elf_ft_none : Nat_big_num.num= (Nat_big_num.of_int 0) -(** Relocatable file *) -let elf_ft_rel : Nat_big_num.num= (Nat_big_num.of_int 1) -(** Executable file *) -let elf_ft_exec : Nat_big_num.num= (Nat_big_num.of_int 2) -(** Shared object file *) -let elf_ft_dyn : Nat_big_num.num= (Nat_big_num.of_int 3) -(** Core file *) -let elf_ft_core : Nat_big_num.num= (Nat_big_num.of_int 4) -(** Operating-system specific *) -let elf_ft_lo_os : Nat_big_num.num= (Nat_big_num.of_int 65024) (* 0xfe00 *) -(** Operating-system specific *) -let elf_ft_hi_os : Nat_big_num.num= (Nat_big_num.of_int 65279) (* 0xfeff *) -(** Processor specific *) -let elf_ft_lo_proc : Nat_big_num.num= (Nat_big_num.of_int 65280) (* 0xff00 *) -(** Processor specific *) -let elf_ft_hi_proc : Nat_big_num.num= (Nat_big_num.of_int 65535) (* 0xffff *) - -(** [string_of_elf_file_type os proc m] produces a string representation of the - * numeric encoding [m] of the ELF file type. For values reserved for OS or - * processor specific values, the higher-order functions [os] and [proc] are - * used for printing, respectively. - *) -(*val string_of_elf_file_type : (natural -> string) -> (natural -> string) -> natural -> string*) -let string_of_elf_file_type os_specific proc_specific m:string= - (if Nat_big_num.equal m elf_ft_none then - "No file type" - else if Nat_big_num.equal m elf_ft_rel then - "REL (Relocatable file)" - else if Nat_big_num.equal m elf_ft_exec then - "EXEC (Executable file)" - else if Nat_big_num.equal m elf_ft_dyn then - "DYN (Shared object file)" - else if Nat_big_num.equal m elf_ft_core then - "CORE (Core file)" - else if Nat_big_num.greater_equal m elf_ft_lo_os && Nat_big_num.less_equal m elf_ft_hi_os then - os_specific m - else if Nat_big_num.greater_equal m elf_ft_lo_proc && Nat_big_num.less_equal m elf_ft_hi_proc then - proc_specific m - else - "Invalid file type") - -(** [is_operating_specific_file_type_value] checks whether a numeric value is - * reserved by the ABI for operating system-specific purposes. - *) -(*val is_operating_system_specific_object_file_type_value : natural -> bool*) -let is_operating_system_specific_object_file_type_value v:bool= (Nat_big_num.greater_equal - v(Nat_big_num.of_int 65024) && Nat_big_num.less_equal v(Nat_big_num.of_int 65279)) - -(** [is_processor_specific_file_type_value] checks whether a numeric value is - * reserved by the ABI for processor-specific purposes. - *) -(*val is_processor_specific_object_file_type_value : natural -> bool*) -let is_processor_specific_object_file_type_value v:bool= (Nat_big_num.greater_equal - v(Nat_big_num.of_int 65280) && Nat_big_num.less_equal v(Nat_big_num.of_int 65535)) - -(** ELF machine architectures *) - -(** RISC-V *) -let elf_ma_riscv : Nat_big_num.num= (Nat_big_num.of_int 243) -(** AMD GPU architecture *) -let elf_ma_amdgpu : Nat_big_num.num= (Nat_big_num.of_int 224) -(** Moxie processor family *) -let elf_ma_moxie : Nat_big_num.num= (Nat_big_num.of_int 223) -(** FTDI Chip FT32 high performance 32-bit RISC architecture *) -let elf_ma_ft32 : Nat_big_num.num= (Nat_big_num.of_int 222) -(** Controls and Data Services VISIUMcore processor *) -let elf_ma_visium : Nat_big_num.num= (Nat_big_num.of_int 221) -(** Zilog Z80 *) -let elf_ma_z80 : Nat_big_num.num= (Nat_big_num.of_int 220) -(** CSR Kalimba architecture family *) -let elf_ma_kalimba : Nat_big_num.num= (Nat_big_num.of_int 219) -(** Nanoradio optimised RISC *) -let elf_ma_norc : Nat_big_num.num= (Nat_big_num.of_int 218) -(** iCelero CoolEngine *) -let elf_ma_cool : Nat_big_num.num= (Nat_big_num.of_int 217) -(** Cognitive Smart Memory Processor *) -let elf_ma_coge : Nat_big_num.num= (Nat_big_num.of_int 216) -(** Paneve CDP architecture family *) -let elf_ma_cdp : Nat_big_num.num= (Nat_big_num.of_int 215) -(** KM211 KVARC processor *) -let elf_ma_kvarc : Nat_big_num.num= (Nat_big_num.of_int 214) -(** KM211 KMX8 8-bit processor *) -let elf_ma_kmx8 : Nat_big_num.num= (Nat_big_num.of_int 213) -(** KM211 KMX16 16-bit processor *) -let elf_ma_kmx16 : Nat_big_num.num= (Nat_big_num.of_int 212) -(** KM211 KMX32 32-bit processor *) -let elf_ma_kmx32 : Nat_big_num.num= (Nat_big_num.of_int 211) -(** KM211 KM32 32-bit processor *) -let elf_ma_km32 : Nat_big_num.num= (Nat_big_num.of_int 210) -(** Microchip 8-bit PIC(r) family *) -let elf_ma_mchp_pic : Nat_big_num.num= (Nat_big_num.of_int 204) -(** XMOS xCORE processor family *) -let elf_ma_xcore : Nat_big_num.num= (Nat_big_num.of_int 203) -(** Beyond BA2 CPU architecture *) -let elf_ma_ba2 : Nat_big_num.num= (Nat_big_num.of_int 202) -(** Beyond BA1 CPU architecture *) -let elf_ma_ba1 : Nat_big_num.num= (Nat_big_num.of_int 201) -(** Freescale 56800EX Digital Signal Controller (DSC) *) -let elf_ma_5600ex : Nat_big_num.num= (Nat_big_num.of_int 200) -(** 199 Renesas 78KOR family *) -let elf_ma_78kor : Nat_big_num.num= (Nat_big_num.of_int 199) -(** Broadcom VideoCore V processor *) -let elf_ma_videocore5 : Nat_big_num.num= (Nat_big_num.of_int 198) -(** Renesas RL78 family *) -let elf_ma_rl78 : Nat_big_num.num= (Nat_big_num.of_int 197) -(** Open8 8-bit RISC soft processing core *) -let elf_ma_open8 : Nat_big_num.num= (Nat_big_num.of_int 196) -(** Synopsys ARCompact V2 *) -let elf_ma_arc_compact2 : Nat_big_num.num= (Nat_big_num.of_int 195) -(** KIPO_KAIST Core-A 2nd generation processor family *) -let elf_ma_corea_2nd : Nat_big_num.num= (Nat_big_num.of_int 194) -(** KIPO_KAIST Core-A 1st generation processor family *) -let elf_ma_corea_1st : Nat_big_num.num= (Nat_big_num.of_int 193) -(** CloudShield architecture family *) -let elf_ma_cloudshield : Nat_big_num.num= (Nat_big_num.of_int 192) -(** Infineon Technologies SLE9X core *) -let elf_ma_sle9x : Nat_big_num.num= (Nat_big_num.of_int 179) -(** Intel L10M *) -let elf_ma_l10m : Nat_big_num.num= (Nat_big_num.of_int 180) -(** Intel K10M *) -let elf_ma_k10m : Nat_big_num.num= (Nat_big_num.of_int 181) -(** ARM 64-bit architecture (AARCH64) *) -let elf_ma_aarch64 : Nat_big_num.num= (Nat_big_num.of_int 183) -(** Atmel Corporation 32-bit microprocessor family *) -let elf_ma_avr32 : Nat_big_num.num= (Nat_big_num.of_int 185) -(** STMicroelectronics STM8 8-bit microcontroller *) -let elf_ma_stm8 : Nat_big_num.num= (Nat_big_num.of_int 186) -(** Tilera TILE64 multicore architecture family *) -let elf_ma_tile64 : Nat_big_num.num= (Nat_big_num.of_int 187) -(** Tilera TILEPro multicore architecture family *) -let elf_ma_tilepro : Nat_big_num.num= (Nat_big_num.of_int 188) -(** Xilinix MicroBlaze 32-bit RISC soft processor core *) -let elf_ma_microblaze : Nat_big_num.num= (Nat_big_num.of_int 189) -(** NVIDIA CUDA architecture *) -let elf_ma_cuda : Nat_big_num.num= (Nat_big_num.of_int 190) -(** Tilera TILE-Gx multicore architecture family *) -let elf_ma_tilegx : Nat_big_num.num= (Nat_big_num.of_int 191) -(** Cypress M8C microprocessor *) -let elf_ma_cypress : Nat_big_num.num= (Nat_big_num.of_int 161) -(** Renesas R32C series microprocessors *) -let elf_ma_r32c : Nat_big_num.num= (Nat_big_num.of_int 162) -(** NXP Semiconductors TriMedia architecture family *) -let elf_ma_trimedia : Nat_big_num.num= (Nat_big_num.of_int 163) -(** QUALCOMM DSP6 processor *) -let elf_ma_qdsp6 : Nat_big_num.num= (Nat_big_num.of_int 164) -(** Intel 8051 and variants *) -let elf_ma_8051 : Nat_big_num.num= (Nat_big_num.of_int 165) -(** STMicroelectronics STxP7x family of configurable and extensible RISC processors *) -let elf_ma_stxp7x : Nat_big_num.num= (Nat_big_num.of_int 166) -(** Andes Technology compact code size embedded RISC processor family *) -let elf_ma_nds32 : Nat_big_num.num= (Nat_big_num.of_int 167) -(** Cyan Technology eCOG1X family *) -let elf_ma_ecog1x : Nat_big_num.num= (Nat_big_num.of_int 168) -(** Dallas Semiconductor MAXQ30 Core Micro-controllers *) -let elf_ma_maxq30 : Nat_big_num.num= (Nat_big_num.of_int 169) -(** New Japan Radio (NJR) 16-bit DSP Processor *) -let elf_ma_ximo16 : Nat_big_num.num= (Nat_big_num.of_int 170) -(** M2000 Reconfigurable RISC Microprocessor *) -let elf_ma_manik : Nat_big_num.num= (Nat_big_num.of_int 171) -(** Cray Inc. NV2 vector architecture *) -let elf_ma_craynv2 : Nat_big_num.num= (Nat_big_num.of_int 172) -(** Renesas RX family *) -let elf_ma_rx : Nat_big_num.num= (Nat_big_num.of_int 173) -(** Imagination Technologies META processor architecture *) -let elf_ma_metag : Nat_big_num.num= (Nat_big_num.of_int 174) -(** MCST Elbrus general purpose hardware architecture *) -let elf_ma_mcst_elbrus : Nat_big_num.num= (Nat_big_num.of_int 175) -(** Cyan Technology eCOG16 family *) -let elf_ma_ecog16 : Nat_big_num.num= (Nat_big_num.of_int 176) -(** National Semiconductor CompactRISC CR16 16-bit microprocessor *) -let elf_ma_cr16 : Nat_big_num.num= (Nat_big_num.of_int 177) -(** Freescale Extended Time Processing Unit *) -let elf_ma_etpu : Nat_big_num.num= (Nat_big_num.of_int 178) -(** Altium TSK3000 core *) -let elf_ma_tsk3000 : Nat_big_num.num= (Nat_big_num.of_int 131) -(** Freescale RS08 embedded processor *) -let elf_ma_rs08 : Nat_big_num.num= (Nat_big_num.of_int 132) -(** Analog Devices SHARC family of 32-bit DSP processors *) -let elf_ma_sharc : Nat_big_num.num= (Nat_big_num.of_int 133) -(** Cyan Technology eCOG2 microprocessor *) -let elf_ma_ecog2 : Nat_big_num.num= (Nat_big_num.of_int 134) -(** Sunplus S+core7 RISC processor *) -let elf_ma_ccore7 : Nat_big_num.num= (Nat_big_num.of_int 135) -(** New Japan Radio (NJR) 24-bit DSP Processor *) -let elf_ma_dsp24 : Nat_big_num.num= (Nat_big_num.of_int 136) -(** Broadcom VideoCore III processor *) -let elf_ma_videocore3 : Nat_big_num.num= (Nat_big_num.of_int 137) -(** RISC processor for Lattice FPGA architecture *) -let elf_ma_latticemico32 : Nat_big_num.num= (Nat_big_num.of_int 138) -(** Seiko Epson C17 family *) -let elf_ma_c17 : Nat_big_num.num= (Nat_big_num.of_int 139) -(** The Texas Instruments TMS320C6000 DSP family *) -let elf_ma_c6000 : Nat_big_num.num= (Nat_big_num.of_int 140) -(** The Texas Instruments TMS320C2000 DSP family *) -let elf_ma_c2000 : Nat_big_num.num= (Nat_big_num.of_int 141) -(** The Texas Instruments TMS320C55x DSP family *) -let elf_ma_c5500 : Nat_big_num.num= (Nat_big_num.of_int 142) -(** STMicroelectronics 64bit VLIW Data Signal Processor *) -let elf_ma_mmdsp_plus : Nat_big_num.num= (Nat_big_num.of_int 160) -(** LSI Logic 16-bit DSP Processor *) -let elf_ma_zsp : Nat_big_num.num= (Nat_big_num.of_int 79) -(** Donald Knuth's educational 64-bit processor *) -let elf_ma_mmix : Nat_big_num.num= (Nat_big_num.of_int 80) -(** Harvard University machine-independent object files *) -let elf_ma_huany : Nat_big_num.num= (Nat_big_num.of_int 81) -(** SiTera Prism *) -let elf_ma_prism : Nat_big_num.num= (Nat_big_num.of_int 82) -(** Atmel AVR 8-bit microcontroller *) -let elf_ma_avr : Nat_big_num.num= (Nat_big_num.of_int 83) -(** Fujitsu FR30 *) -let elf_ma_fr30 : Nat_big_num.num= (Nat_big_num.of_int 84) -(** Mitsubishi D10V *) -let elf_ma_d10v : Nat_big_num.num= (Nat_big_num.of_int 85) -(** Mitsubishi D30V *) -let elf_ma_d30v : Nat_big_num.num= (Nat_big_num.of_int 86) -(** NEC v850 *) -let elf_ma_v850 : Nat_big_num.num= (Nat_big_num.of_int 87) -(** Mitsubishi M32R *) -let elf_ma_m32r : Nat_big_num.num= (Nat_big_num.of_int 88) -(** Matsushita MN10300 *) -let elf_ma_mn10300 : Nat_big_num.num= (Nat_big_num.of_int 89) -(** Matsushita MN10200 *) -let elf_ma_mn10200 : Nat_big_num.num= (Nat_big_num.of_int 90) -(** picoJava *) -let elf_ma_pj : Nat_big_num.num= (Nat_big_num.of_int 91) -(** OpenRISC 32-bit embedded processor *) -let elf_ma_openrisc : Nat_big_num.num= (Nat_big_num.of_int 92) -(** ARC International ARCompact processor (old spelling/synonym: ELF_MA_ARC_A5) *) -let elf_ma_arc_compact : Nat_big_num.num= (Nat_big_num.of_int 93) -(** Tensilica Xtensa Architecture *) -let elf_ma_xtensa : Nat_big_num.num= (Nat_big_num.of_int 94) -(** Alphamosaic VideoCore processor *) -let elf_ma_videocore : Nat_big_num.num= (Nat_big_num.of_int 95) -(** Thompson Multimedia General Purpose Processor *) -let elf_ma_tmm_gpp : Nat_big_num.num= (Nat_big_num.of_int 96) -(** National Semiconductor 32000 series *) -let elf_ma_ns32k : Nat_big_num.num= (Nat_big_num.of_int 97) -(** Tenor Network TPC processor *) -let elf_ma_tpc : Nat_big_num.num= (Nat_big_num.of_int 98) -(** Trebia SNP 1000 processor *) -let elf_ma_snp1k : Nat_big_num.num= (Nat_big_num.of_int 99) -(** STMicroelectronics ST200 microcontroller *) -let elf_ma_st200 : Nat_big_num.num= (Nat_big_num.of_int 100) -(** Ubicom IP2xxx microcontroller family *) -let elf_ma_ip2k : Nat_big_num.num= (Nat_big_num.of_int 101) -(** MAX Processor *) -let elf_ma_max : Nat_big_num.num= (Nat_big_num.of_int 102) -(** National Semiconductor CompactRISC microprocessor *) -let elf_ma_cr : Nat_big_num.num= (Nat_big_num.of_int 103) -(** Fujitsu F2MC16 *) -let elf_ma_f2mc16 : Nat_big_num.num= (Nat_big_num.of_int 104) -(** Texas Instruments embedded microcontroller msp430 *) -let elf_ma_msp430 : Nat_big_num.num= (Nat_big_num.of_int 105) -(** Analog Devices Blackfin (DSP) processor *) -let elf_ma_blackfin : Nat_big_num.num= (Nat_big_num.of_int 106) -(** S1C33 Family of Seiko Epson processors *) -let elf_ma_se_c33 : Nat_big_num.num= (Nat_big_num.of_int 107) -(** Sharp embedded microprocessor *) -let elf_ma_sep : Nat_big_num.num= (Nat_big_num.of_int 108) -(** Arca RISC Microprocessor *) -let elf_ma_arca : Nat_big_num.num= (Nat_big_num.of_int 109) -(** Microprocessor series from PKU-Unity Ltd. and MPRC of Peking University *) -let elf_ma_unicore : Nat_big_num.num= (Nat_big_num.of_int 110) -(** eXcess: 16/32/64-bit configurable embedded CPU *) -let elf_ma_excess : Nat_big_num.num= (Nat_big_num.of_int 111) -(** Icera Semiconductor Inc. Deep Execution Processor *) -let elf_ma_dxp : Nat_big_num.num= (Nat_big_num.of_int 112) -(** Altera Nios II soft-core processor *) -let elf_ma_altera_nios2 : Nat_big_num.num= (Nat_big_num.of_int 113) -(** National Semiconductor CompactRISC CRX microprocessor *) -let elf_ma_crx : Nat_big_num.num= (Nat_big_num.of_int 114) -(** Motorola XGATE embedded processor *) -let elf_ma_xgate : Nat_big_num.num= (Nat_big_num.of_int 115) -(** Infineon C16x/XC16x processor *) -let elf_ma_c166 : Nat_big_num.num= (Nat_big_num.of_int 116) -(** Renesas M16C series microprocessors *) -let elf_ma_m16c : Nat_big_num.num= (Nat_big_num.of_int 117) -(** Microchip Technology dsPIC30F Digital Signal Controller *) -let elf_ma_dspic30f : Nat_big_num.num= (Nat_big_num.of_int 118) -(** Freescale Communication Engine RISC core *) -let elf_ma_ce : Nat_big_num.num= (Nat_big_num.of_int 119) -(** Renesas M32C series microprocessors *) -let elf_ma_m32c : Nat_big_num.num= (Nat_big_num.of_int 120) -(** No machine *) -let elf_ma_none : Nat_big_num.num= (Nat_big_num.of_int 0) -(** AT&T WE 32100 *) -let elf_ma_m32 : Nat_big_num.num= (Nat_big_num.of_int 1) -(** SPARC *) -let elf_ma_sparc : Nat_big_num.num= (Nat_big_num.of_int 2) -(** Intel 80386 *) -let elf_ma_386 : Nat_big_num.num= (Nat_big_num.of_int 3) -(** Motorola 68000 *) -let elf_ma_68k : Nat_big_num.num= (Nat_big_num.of_int 4) -(** Motorola 88000 *) -let elf_ma_88k : Nat_big_num.num= (Nat_big_num.of_int 5) -(** Intel 80860 *) -let elf_ma_860 : Nat_big_num.num= (Nat_big_num.of_int 7) -(** MIPS I Architecture *) -let elf_ma_mips : Nat_big_num.num= (Nat_big_num.of_int 8) -(** IBM System/370 Processor *) -let elf_ma_s370 : Nat_big_num.num= (Nat_big_num.of_int 9) -(** MIPS RS3000 Little-endian *) -let elf_ma_mips_rs3_le : Nat_big_num.num= (Nat_big_num.of_int 10) -(** Hewlett-Packard PA-RISC *) -let elf_ma_parisc : Nat_big_num.num= (Nat_big_num.of_int 15) -(** Fujitsu VPP500 *) -let elf_ma_vpp500 : Nat_big_num.num= (Nat_big_num.of_int 17) -(** Enhanced instruction set SPARC *) -let elf_ma_sparc32plus : Nat_big_num.num= (Nat_big_num.of_int 18) -(** Intel 80960 *) -let elf_ma_960 : Nat_big_num.num= (Nat_big_num.of_int 19) -(** PowerPC *) -let elf_ma_ppc : Nat_big_num.num= (Nat_big_num.of_int 20) -(** 64-bit PowerPC *) -let elf_ma_ppc64 : Nat_big_num.num= (Nat_big_num.of_int 21) -(** IBM System/390 Processor *) -let elf_ma_s390 : Nat_big_num.num= (Nat_big_num.of_int 22) -(** IBM SPU/SPC *) -let elf_ma_spu : Nat_big_num.num= (Nat_big_num.of_int 23) -(** NEC V800 *) -let elf_ma_v800 : Nat_big_num.num= (Nat_big_num.of_int 36) -(** Fujitsu FR20 *) -let elf_ma_fr20 : Nat_big_num.num= (Nat_big_num.of_int 37) -(** TRW RH-32 *) -let elf_ma_rh32 : Nat_big_num.num= (Nat_big_num.of_int 38) -(** Motorola RCE *) -let elf_ma_rce : Nat_big_num.num= (Nat_big_num.of_int 39) -(** ARM 32-bit architecture (AARCH32) *) -let elf_ma_arm : Nat_big_num.num= (Nat_big_num.of_int 40) -(** Digital Alpha *) -let elf_ma_alpha : Nat_big_num.num= (Nat_big_num.of_int 41) -(** Hitachi SH *) -let elf_ma_sh : Nat_big_num.num= (Nat_big_num.of_int 42) -(** SPARC Version 9 *) -let elf_ma_sparcv9 : Nat_big_num.num= (Nat_big_num.of_int 43) -(** Siemens TriCore embedded processor *) -let elf_ma_tricore : Nat_big_num.num= (Nat_big_num.of_int 44) -(** Argonaut RISC Core, Argonaut Technologies Inc. *) -let elf_ma_arc : Nat_big_num.num= (Nat_big_num.of_int 45) -(** Hitachi H8/300 *) -let elf_ma_h8_300 : Nat_big_num.num= (Nat_big_num.of_int 46) -(** Hitachi H8/300H *) -let elf_ma_h8_300h : Nat_big_num.num= (Nat_big_num.of_int 47) -(** Hitachi H8S *) -let elf_ma_h8s : Nat_big_num.num= (Nat_big_num.of_int 48) -(** Hitachi H8/500 *) -let elf_ma_h8_500 : Nat_big_num.num= (Nat_big_num.of_int 49) -(** Intel IA-64 processor architecture *) -let elf_ma_ia_64 : Nat_big_num.num= (Nat_big_num.of_int 50) -(** Stanford MIPS-X *) -let elf_ma_mips_x : Nat_big_num.num= (Nat_big_num.of_int 51) -(** Motorola ColdFire *) -let elf_ma_coldfire : Nat_big_num.num= (Nat_big_num.of_int 52) -(** Motorola M68HC12 *) -let elf_ma_68hc12 : Nat_big_num.num= (Nat_big_num.of_int 53) -(** Fujitsu MMA Multimedia Accelerator *) -let elf_ma_mma : Nat_big_num.num= (Nat_big_num.of_int 54) -(** Siemens PCP *) -let elf_ma_pcp : Nat_big_num.num= (Nat_big_num.of_int 55) -(** Sony nCPU embedded RISC processor *) -let elf_ma_ncpu : Nat_big_num.num= (Nat_big_num.of_int 56) -(** Denso NDR1 microprocessor *) -let elf_ma_ndr1 : Nat_big_num.num= (Nat_big_num.of_int 57) -(** Motorola Star*Core processor *) -let elf_ma_starcore : Nat_big_num.num= (Nat_big_num.of_int 58) -(** Toyota ME16 processor *) -let elf_ma_me16 : Nat_big_num.num= (Nat_big_num.of_int 59) -(** STMicroelectronics ST100 processor *) -let elf_ma_st100 : Nat_big_num.num= (Nat_big_num.of_int 60) -(** Advanced Logic Corp. TinyJ embedded processor family *) -let elf_ma_tinyj : Nat_big_num.num= (Nat_big_num.of_int 61) -(** AMD x86-64 architecture *) -let elf_ma_x86_64 : Nat_big_num.num= (Nat_big_num.of_int 62) -(** Sony DSP Processor *) -let elf_ma_pdsp : Nat_big_num.num= (Nat_big_num.of_int 63) -(** Digital Equipment Corp. PDP-10 *) -let elf_ma_pdp10 : Nat_big_num.num= (Nat_big_num.of_int 64) -(** Digital Equipment Corp. PDP-11 *) -let elf_ma_pdp11 : Nat_big_num.num= (Nat_big_num.of_int 65) -(** Siemens FX66 microcontroller *) -let elf_ma_fx66 : Nat_big_num.num= (Nat_big_num.of_int 66) -(** STMicroelectronics ST9+ 8/16 bit microcontroller *) -let elf_ma_st9plus : Nat_big_num.num= (Nat_big_num.of_int 67) -(** STMicroelectronics ST7 8-bit microcontroller *) -let elf_ma_st7 : Nat_big_num.num= (Nat_big_num.of_int 68) -(** Motorola MC68HC16 Microcontroller *) -let elf_ma_68hc16 : Nat_big_num.num= (Nat_big_num.of_int 69) -(** Motorola MC68HC11 Microcontroller *) -let elf_ma_68hc11 : Nat_big_num.num= (Nat_big_num.of_int 70) -(** Motorola MC68HC08 Microcontroller *) -let elf_ma_68hc08 : Nat_big_num.num= (Nat_big_num.of_int 71) -(** Motorola MC68HC05 Microcontroller *) -let elf_ma_68hc05 : Nat_big_num.num= (Nat_big_num.of_int 72) -(** Silicon Graphics SVx *) -let elf_ma_svx : Nat_big_num.num= (Nat_big_num.of_int 73) -(** STMicroelectronics ST19 8-bit microcontroller *) -let elf_ma_st19 : Nat_big_num.num= (Nat_big_num.of_int 74) -(** Digital VAX *) -let elf_ma_vax : Nat_big_num.num= (Nat_big_num.of_int 75) -(** Axis Communications 32-bit embedded processor *) -let elf_ma_cris : Nat_big_num.num= (Nat_big_num.of_int 76) -(** Infineon Technologies 32-bit embedded processor *) -let elf_ma_javelin : Nat_big_num.num= (Nat_big_num.of_int 77) -(** Element 14 64-bit DSP Processor *) -let elf_ma_firepath : Nat_big_num.num= (Nat_big_num.of_int 78) -(** Reserved by Intel *) -let elf_ma_intel209 : Nat_big_num.num= (Nat_big_num.of_int 209) -(** Reserved by Intel *) -let elf_ma_intel208 : Nat_big_num.num= (Nat_big_num.of_int 208) -(** Reserved by Intel *) -let elf_ma_intel207 : Nat_big_num.num= (Nat_big_num.of_int 207) -(** Reserved by Intel *) -let elf_ma_intel206 : Nat_big_num.num= (Nat_big_num.of_int 206) -(** Reserved by Intel *) -let elf_ma_intel205 : Nat_big_num.num= (Nat_big_num.of_int 205) -(** Reserved by Intel *) -let elf_ma_intel182 : Nat_big_num.num= (Nat_big_num.of_int 182) -(** Reserved by ARM *) -let elf_ma_arm184 : Nat_big_num.num= (Nat_big_num.of_int 184) -(** Reserved for future use *) -let elf_ma_reserved6 : Nat_big_num.num= (Nat_big_num.of_int 6) -(** Reserved for future use *) -let elf_ma_reserved11 : Nat_big_num.num= (Nat_big_num.of_int 11) -(** Reserved for future use *) -let elf_ma_reserved12 : Nat_big_num.num= (Nat_big_num.of_int 12) -(** Reserved for future use *) -let elf_ma_reserved13 : Nat_big_num.num= (Nat_big_num.of_int 13) -(** Reserved for future use *) -let elf_ma_reserved14 : Nat_big_num.num= (Nat_big_num.of_int 14) -(** Reserved for future use *) -let elf_ma_reserved16 : Nat_big_num.num= (Nat_big_num.of_int 16) -(** Reserved for future use *) -let elf_ma_reserved24 : Nat_big_num.num= (Nat_big_num.of_int 24) -(** Reserved for future use *) -let elf_ma_reserved25 : Nat_big_num.num= (Nat_big_num.of_int 25) -(** Reserved for future use *) -let elf_ma_reserved26 : Nat_big_num.num= (Nat_big_num.of_int 26) -(** Reserved for future use *) -let elf_ma_reserved27 : Nat_big_num.num= (Nat_big_num.of_int 27) -(** Reserved for future use *) -let elf_ma_reserved28 : Nat_big_num.num= (Nat_big_num.of_int 28) -(** Reserved for future use *) -let elf_ma_reserved29 : Nat_big_num.num= (Nat_big_num.of_int 29) -(** Reserved for future use *) -let elf_ma_reserved30 : Nat_big_num.num= (Nat_big_num.of_int 30) -(** Reserved for future use *) -let elf_ma_reserved31 : Nat_big_num.num= (Nat_big_num.of_int 31) -(** Reserved for future use *) -let elf_ma_reserved32 : Nat_big_num.num= (Nat_big_num.of_int 32) -(** Reserved for future use *) -let elf_ma_reserved33 : Nat_big_num.num= (Nat_big_num.of_int 33) -(** Reserved for future use *) -let elf_ma_reserved34 : Nat_big_num.num= (Nat_big_num.of_int 34) -(** Reserved for future use *) -let elf_ma_reserved35 : Nat_big_num.num= (Nat_big_num.of_int 35) -(** Reserved for future use *) -let elf_ma_reserved121 : Nat_big_num.num= (Nat_big_num.of_int 121) -(** Reserved for future use *) -let elf_ma_reserved122 : Nat_big_num.num= (Nat_big_num.of_int 122) -(** Reserved for future use *) -let elf_ma_reserved123 : Nat_big_num.num= (Nat_big_num.of_int 123) -(** Reserved for future use *) -let elf_ma_reserved124 : Nat_big_num.num= (Nat_big_num.of_int 124) -(** Reserved for future use *) -let elf_ma_reserved125 : Nat_big_num.num= (Nat_big_num.of_int 125) -(** Reserved for future use *) -let elf_ma_reserved126 : Nat_big_num.num= (Nat_big_num.of_int 126) -(** Reserved for future use *) -let elf_ma_reserved127 : Nat_big_num.num= (Nat_big_num.of_int 127) -(** Reserved for future use *) -let elf_ma_reserved128 : Nat_big_num.num= (Nat_big_num.of_int 128) -(** Reserved for future use *) -let elf_ma_reserved129 : Nat_big_num.num= (Nat_big_num.of_int 129) -(** Reserved for future use *) -let elf_ma_reserved130 : Nat_big_num.num= (Nat_big_num.of_int 130) -(** Reserved for future use *) -let elf_ma_reserved143 : Nat_big_num.num= (Nat_big_num.of_int 143) -(** Reserved for future use *) -let elf_ma_reserved144 : Nat_big_num.num= (Nat_big_num.of_int 144) -(** Reserved for future use *) -let elf_ma_reserved145 : Nat_big_num.num= (Nat_big_num.of_int 145) -(** Reserved for future use *) -let elf_ma_reserved146 : Nat_big_num.num= (Nat_big_num.of_int 146) -(** Reserved for future use *) -let elf_ma_reserved147 : Nat_big_num.num= (Nat_big_num.of_int 147) -(** Reserved for future use *) -let elf_ma_reserved148 : Nat_big_num.num= (Nat_big_num.of_int 148) -(** Reserved for future use *) -let elf_ma_reserved149 : Nat_big_num.num= (Nat_big_num.of_int 149) -(** Reserved for future use *) -let elf_ma_reserved150 : Nat_big_num.num= (Nat_big_num.of_int 150) -(** Reserved for future use *) -let elf_ma_reserved151 : Nat_big_num.num= (Nat_big_num.of_int 151) -(** Reserved for future use *) -let elf_ma_reserved152 : Nat_big_num.num= (Nat_big_num.of_int 152) -(** Reserved for future use *) -let elf_ma_reserved153 : Nat_big_num.num= (Nat_big_num.of_int 153) -(** Reserved for future use *) -let elf_ma_reserved154 : Nat_big_num.num= (Nat_big_num.of_int 154) -(** Reserved for future use *) -let elf_ma_reserved155 : Nat_big_num.num= (Nat_big_num.of_int 155) -(** Reserved for future use *) -let elf_ma_reserved156 : Nat_big_num.num= (Nat_big_num.of_int 156) -(** Reserved for future use *) -let elf_ma_reserved157 : Nat_big_num.num= (Nat_big_num.of_int 157) -(** Reserved for future use *) -let elf_ma_reserved158 : Nat_big_num.num= (Nat_big_num.of_int 158) -(** Reserved for future use *) -let elf_ma_reserved159 : Nat_big_num.num= (Nat_big_num.of_int 159) - -(** [string_of_elf_machine_architecture m] produces a string representation of - * the numeric encoding [m] of the ELF machine architecture. - * TODO: finish this . - *) -(*val string_of_elf_machine_architecture : natural -> string*) -let string_of_elf_machine_architecture m:string= - (if Nat_big_num.equal m elf_ma_386 then - "Intel 80386" - else if Nat_big_num.equal m elf_ma_ppc then - "PowerPC" - else if Nat_big_num.equal m elf_ma_ppc64 then - "PowerPC64" - else if Nat_big_num.equal m elf_ma_arm then - "AArch" - else if Nat_big_num.equal m elf_ma_x86_64 then - "Advanced Micro Devices X86-64" - else if Nat_big_num.equal m elf_ma_aarch64 then - "AArch64" - else - "Other architecture") - -(** ELF version numbers. Denotes the ELF version number of an ELF file. Current is - * defined to have a value of 1 with the present specification. Extensions - * may create versions of ELF with higher version numbers. - *) - -(** Invalid version *) -let elf_ev_none : Nat_big_num.num= (Nat_big_num.of_int 0) -(** Current version *) -let elf_ev_current : Nat_big_num.num= (Nat_big_num.of_int 1) - -(** [string_of_elf_version_number m] produces a string representation of the - * numeric encoding [m] of the ELF version number. - *) -(*val string_of_elf_version_number : natural -> string*) -let string_of_elf_version_number m:string= - (if Nat_big_num.equal m elf_ev_none then - "Invalid ELF version" - else if Nat_big_num.equal m elf_ev_current then - "1 (current)" - else - "Extended ELF version") - -(** Check that an extended version number is correct (i.e. greater than 1). *) -let is_valid_extended_version_number (n : Nat_big_num.num):bool= (Nat_big_num.greater n(Nat_big_num.of_int 1)) - -(** Identification indices. The initial bytes of an ELF header (and an object - * file) correspond to the e_ident member. - *) - -(** File identification *) -let elf_ii_mag0 : Nat_big_num.num= (Nat_big_num.of_int 0) -(** File identification *) -let elf_ii_mag1 : Nat_big_num.num= (Nat_big_num.of_int 1) -(** File identification *) -let elf_ii_mag2 : Nat_big_num.num= (Nat_big_num.of_int 2) -(** File identification *) -let elf_ii_mag3 : Nat_big_num.num= (Nat_big_num.of_int 3) -(** File class *) -let elf_ii_class : Nat_big_num.num= (Nat_big_num.of_int 4) -(** Data encoding *) -let elf_ii_data : Nat_big_num.num= (Nat_big_num.of_int 5) -(** File version *) -let elf_ii_version : Nat_big_num.num= (Nat_big_num.of_int 6) -(** Operating system/ABI identification *) -let elf_ii_osabi : Nat_big_num.num= (Nat_big_num.of_int 7) -(** ABI version *) -let elf_ii_abiversion : Nat_big_num.num= (Nat_big_num.of_int 8) -(** Start of padding bytes *) -let elf_ii_pad : Nat_big_num.num= (Nat_big_num.of_int 9) -(** Size of e*_ident[] *) -let elf_ii_nident : Nat_big_num.num= (Nat_big_num.of_int 16) - -(** Magic number indices. A file's first 4 bytes hold a ``magic number,'' - * identifying the file as an ELF object file. - *) - -(** Position: e*_ident[elf_ii_mag0], 0x7f magic number *) -let elf_mn_mag0 : Uint32.uint32= (Uint32.of_string (Nat_big_num.to_string (Nat_big_num.of_int 127))) -(** Position: e*_ident[elf_ii_mag1], 'E' format identifier *) -let elf_mn_mag1 : Uint32.uint32= (Uint32.of_string (Nat_big_num.to_string (Nat_big_num.of_int 69))) -(** Position: e*_ident[elf_ii_mag2], 'L' format identifier *) -let elf_mn_mag2 : Uint32.uint32= (Uint32.of_string (Nat_big_num.to_string (Nat_big_num.of_int 76))) -(** Position: e*_ident[elf_ii_mag3], 'F' format identifier *) -let elf_mn_mag3 : Uint32.uint32= (Uint32.of_string (Nat_big_num.to_string (Nat_big_num.of_int 70))) - -(** ELf file classes. The file format is designed to be portable among machines - * of various sizes, without imposing the sizes of the largest machine on the - * smallest. The class of the file defines the basic types used by the data - * structures of the object file container itself. - *) - -(** Invalid class *) -let elf_class_none : Nat_big_num.num= (Nat_big_num.of_int 0) -(** 32 bit objects *) -let elf_class_32 : Nat_big_num.num= (Nat_big_num.of_int 1) -(** 64 bit objects *) -let elf_class_64 : Nat_big_num.num= (Nat_big_num.of_int 2) - -(** [string_of_elf_file_class m] produces a string representation of the numeric - * encoding [m] of the ELF file class. - *) -(*val string_of_elf_file_class : natural -> string*) -let string_of_elf_file_class m:string= - (if Nat_big_num.equal m elf_class_none then - "Invalid ELF file class" - else if Nat_big_num.equal m elf_class_32 then - "ELF32" - else if Nat_big_num.equal m elf_class_64 then - "ELF64" - else - "Invalid ELF file class") - -(** ELF data encodings. Byte e_ident[elf_ei_data] specifies the encoding of both the - * data structures used by object file container and data contained in object - * file sections. - *) - -(** Invalid data encoding *) -let elf_data_none : Nat_big_num.num= (Nat_big_num.of_int 0) -(** Two's complement values, least significant byte occupying lowest address *) -let elf_data_2lsb : Nat_big_num.num= (Nat_big_num.of_int 1) -(** Two's complement values, most significant byte occupying lowest address *) -let elf_data_2msb : Nat_big_num.num= (Nat_big_num.of_int 2) - -(** [string_of_elf_data_encoding m] produces a string representation of the - * numeric encoding [m] of the ELF data encoding. - *) -(*val string_of_elf_data_encoding : natural -> string*) -let string_of_elf_data_encoding m:string= - (if Nat_big_num.equal m elf_data_none then - "Invalid data encoding" - else if Nat_big_num.equal m elf_data_2lsb then - "2's complement, little endian" - else if Nat_big_num.equal m elf_data_2msb then - "2's complement, big endian" - else - "Invalid data encoding") - -(** OS and ABI versions. Byte e_ident[elf_ei_osabi] identifies the OS- or - * ABI-specific ELF extensions used by this file. Some fields in other ELF - * structures have flags and values that have operating system and/or ABI - * specific meanings; the interpretation of those fields is determined by the - * value of this byte. - *) - -(** No extensions or unspecified *) -let elf_osabi_none : Nat_big_num.num= (Nat_big_num.of_int 0) -(** Hewlett-Packard HP-UX *) -let elf_osabi_hpux : Nat_big_num.num= (Nat_big_num.of_int 1) -(** NetBSD *) -let elf_osabi_netbsd : Nat_big_num.num= (Nat_big_num.of_int 2) -(** GNU *) -let elf_osabi_gnu : Nat_big_num.num= (Nat_big_num.of_int 3) -(** Linux, historical alias for GNU *) -let elf_osabi_linux : Nat_big_num.num= (Nat_big_num.of_int 3) -(** Sun Solaris *) -let elf_osabi_solaris : Nat_big_num.num= (Nat_big_num.of_int 6) -(** AIX *) -let elf_osabi_aix : Nat_big_num.num= (Nat_big_num.of_int 7) -(** IRIX *) -let elf_osabi_irix : Nat_big_num.num= (Nat_big_num.of_int 8) -(** FreeBSD *) -let elf_osabi_freebsd : Nat_big_num.num= (Nat_big_num.of_int 9) -(** Compaq Tru64 Unix *) -let elf_osabi_tru64 : Nat_big_num.num= (Nat_big_num.of_int 10) -(** Novell Modesto *) -let elf_osabi_modesto : Nat_big_num.num= (Nat_big_num.of_int 11) -(** OpenBSD *) -let elf_osabi_openbsd : Nat_big_num.num= (Nat_big_num.of_int 12) -(** OpenVMS *) -let elf_osabi_openvms : Nat_big_num.num= (Nat_big_num.of_int 13) -(** Hewlett-Packard Non-stop Kernel *) -let elf_osabi_nsk : Nat_big_num.num= (Nat_big_num.of_int 14) -(** Amiga Research OS *) -let elf_osabi_aros : Nat_big_num.num= (Nat_big_num.of_int 15) -(** FenixOS highly-scalable multi-core OS *) -let elf_osabi_fenixos : Nat_big_num.num= (Nat_big_num.of_int 16) -(** Nuxi CloudABI *) -let elf_osabi_cloudabi : Nat_big_num.num= (Nat_big_num.of_int 17) -(** Stratus technologies OpenVOS *) -let elf_osabi_openvos : Nat_big_num.num= (Nat_big_num.of_int 18) - -(** Checks an architecture defined OSABI version is correct, i.e. in the range - * 64 to 255 inclusive. - *) -let is_valid_architecture_defined_osabi_version (n : Nat_big_num.num):bool= (Nat_big_num.greater_equal - n(Nat_big_num.of_int 64) && Nat_big_num.less_equal n(Nat_big_num.of_int 255)) - -(** [string_of_elf_osabi_version m] produces a string representation of the - * numeric encoding [m] of the ELF OSABI version. - *) -(*val string_of_elf_osabi_version : (natural -> string) -> natural -> string*) -let string_of_elf_osabi_version arch m:string= - (if Nat_big_num.equal m elf_osabi_none then - "UNIX - System V" - else if Nat_big_num.equal m elf_osabi_netbsd then - "Hewlett-Packard HP-UX" - else if Nat_big_num.equal m elf_osabi_netbsd then - "NetBSD" - else if Nat_big_num.equal m elf_osabi_gnu then - "UNIX - GNU" - else if Nat_big_num.equal m elf_osabi_linux then - "Linux" - else if Nat_big_num.equal m elf_osabi_solaris then - "Sun Solaris" - else if Nat_big_num.equal m elf_osabi_aix then - "AIX" - else if Nat_big_num.equal m elf_osabi_irix then - "IRIX" - else if Nat_big_num.equal m elf_osabi_freebsd then - "FreeBSD" - else if Nat_big_num.equal m elf_osabi_tru64 then - "Compaq Tru64 Unix" - else if Nat_big_num.equal m elf_osabi_modesto then - "Novell Modesto" - else if Nat_big_num.equal m elf_osabi_openbsd then - "OpenBSD" - else if Nat_big_num.equal m elf_osabi_openvms then - "OpenVMS" - else if Nat_big_num.equal m elf_osabi_nsk then - "Hewlett-Packard Non-stop Kernel" - else if Nat_big_num.equal m elf_osabi_aros then - "Amiga Research OS" - else if Nat_big_num.equal m elf_osabi_fenixos then - "FenixOS highly-scalable multi-core OS" - else if Nat_big_num.equal m elf_osabi_cloudabi then - "Nuxi CloudABI" - else if Nat_big_num.equal m elf_osabi_openvos then - "Stratus technologies OpenVOS" - else if is_valid_architecture_defined_osabi_version m then - arch m - else - "Invalid OSABI version") - -(** ELF Header type *) - -(** [ei_nident] is the fixed length of the identification field in the - * [elf32_ehdr] type. - *) -(*val ei_nident : natural*) -let ei_nident:Nat_big_num.num= (Nat_big_num.of_int 16) - -(** [elf32_header] is the type of headers for 32-bit ELF files. - *) -type elf32_header = - { elf32_ident : Uint32.uint32 list (** Identification field *) - ; elf32_type : Uint32.uint32 (** The object file type *) - ; elf32_machine : Uint32.uint32 (** Required machine architecture *) - ; elf32_version : Uint32.uint32 (** Object file version *) - ; elf32_entry : Uint32.uint32 (** Virtual address for transfer of control *) - ; elf32_phoff : Uint32.uint32 (** Program header table offset in bytes *) - ; elf32_shoff : Uint32.uint32 (** Section header table offset in bytes *) - ; elf32_flags : Uint32.uint32 (** Processor-specific flags *) - ; elf32_ehsize : Uint32.uint32 (** ELF header size in bytes *) - ; elf32_phentsize: Uint32.uint32 (** Program header table entry size in bytes *) - ; elf32_phnum : Uint32.uint32 (** Number of entries in program header table *) - ; elf32_shentsize: Uint32.uint32 (** Section header table entry size in bytes *) - ; elf32_shnum : Uint32.uint32 (** Number of entries in section header table *) - ; elf32_shstrndx : Uint32.uint32 (** Section header table entry for section name string table *) - } - -(** [elf64_header] is the type of headers for 64-bit ELF files. - *) -type elf64_header = - { elf64_ident : Uint32.uint32 list (** Identification field *) - ; elf64_type : Uint32.uint32 (** The object file type *) - ; elf64_machine : Uint32.uint32 (** Required machine architecture *) - ; elf64_version : Uint32.uint32 (** Object file version *) - ; elf64_entry : Uint64.uint64 (** Virtual address for transfer of control *) - ; elf64_phoff : Uint64.uint64 (** Program header table offset in bytes *) - ; elf64_shoff : Uint64.uint64 (** Section header table offset in bytes *) - ; elf64_flags : Uint32.uint32 (** Processor-specific flags *) - ; elf64_ehsize : Uint32.uint32 (** ELF header size in bytes *) - ; elf64_phentsize: Uint32.uint32 (** Program header table entry size in bytes *) - ; elf64_phnum : Uint32.uint32 (** Number of entries in program header table *) - ; elf64_shentsize: Uint32.uint32 (** Section header table entry size in bytes *) - ; elf64_shnum : Uint32.uint32 (** Number of entries in section header table *) - ; elf64_shstrndx : Uint32.uint32 (** Section header table entry for section name string table *) - } - -(** [is_valid_elf32_header hdr] checks whether header [hdr] is valid, i.e. has - * the correct magic numbers. - * TODO: this should be expanded, presumably, or merged with some of the other - * checks. - *) -(*val is_valid_elf32_header : elf32_header -> bool*) -let is_valid_elf32_header hdr:bool= (listEqualBy (=) -(Lem_list.take( 4) hdr.elf32_ident) [elf_mn_mag0; elf_mn_mag1; elf_mn_mag2; elf_mn_mag3]) - -(** [is_valid_elf64_header hdr] checks whether header [hdr] is valid, i.e. has - * the correct magic numbers. - * TODO: this should be expanded, presumably, or merged with some of the other - * checks. - *) -(*val is_valid_elf64_header : elf64_header -> bool*) -let is_valid_elf64_header hdr:bool= (listEqualBy (=) -(Lem_list.take( 4) hdr.elf64_ident) [elf_mn_mag0; elf_mn_mag1; elf_mn_mag2; elf_mn_mag3]) - -(** [elf32_header_compare hdr1 hdr2] is an ordering comparison function for - * ELF headers suitable for use in sets, finite maps and other ordered - * data types. - *) -(*val elf32_header_compare : elf32_header -> elf32_header -> Basic_classes.ordering*) -let elf32_header_compare h1 h2:int= - (pairCompare (lexicographic_compare Nat_big_num.compare) (lexicographic_compare Nat_big_num.compare) (Lem_list.map (fun u->Nat_big_num.of_string (Uint32.to_string u)) h1.elf32_ident, [Nat_big_num.of_string (Uint32.to_string h1.elf32_type); - Nat_big_num.of_string (Uint32.to_string h1.elf32_machine) ; Nat_big_num.of_string (Uint32.to_string h1.elf32_version) ; - Nat_big_num.of_string (Uint32.to_string h1.elf32_entry) ; Nat_big_num.of_string (Uint32.to_string h1.elf32_phoff) ; Nat_big_num.of_string (Uint32.to_string h1.elf32_shoff) ; - Nat_big_num.of_string (Uint32.to_string h1.elf32_flags) ; Nat_big_num.of_string (Uint32.to_string h1.elf32_ehsize) ; - Nat_big_num.of_string (Uint32.to_string h1.elf32_phentsize); Nat_big_num.of_string (Uint32.to_string h1.elf32_phnum) ; - Nat_big_num.of_string (Uint32.to_string h1.elf32_shentsize); Nat_big_num.of_string (Uint32.to_string h1.elf32_shnum) ; - Nat_big_num.of_string (Uint32.to_string h1.elf32_shstrndx)]) - (Lem_list.map (fun u->Nat_big_num.of_string (Uint32.to_string u)) h2.elf32_ident, [Nat_big_num.of_string (Uint32.to_string h2.elf32_type); - Nat_big_num.of_string (Uint32.to_string h2.elf32_machine) ; Nat_big_num.of_string (Uint32.to_string h2.elf32_version) ; - Nat_big_num.of_string (Uint32.to_string h2.elf32_entry) ; Nat_big_num.of_string (Uint32.to_string h2.elf32_phoff) ; Nat_big_num.of_string (Uint32.to_string h2.elf32_shoff) ; - Nat_big_num.of_string (Uint32.to_string h2.elf32_flags) ; Nat_big_num.of_string (Uint32.to_string h2.elf32_ehsize) ; - Nat_big_num.of_string (Uint32.to_string h2.elf32_phentsize); Nat_big_num.of_string (Uint32.to_string h2.elf32_phnum) ; - Nat_big_num.of_string (Uint32.to_string h2.elf32_shentsize); Nat_big_num.of_string (Uint32.to_string h2.elf32_shnum) ; - Nat_big_num.of_string (Uint32.to_string h2.elf32_shstrndx)])) - -let instance_Basic_classes_Ord_Elf_header_elf32_header_dict:(elf32_header)ord_class= ({ - - compare_method = elf32_header_compare; - - isLess_method = (fun f1 -> (fun f2 -> ( Lem.orderingEqual(elf32_header_compare f1 f2) (-1)))); - - isLessEqual_method = (fun f1 -> (fun f2 -> Pset.mem (elf32_header_compare f1 f2)(Pset.from_list compare [(-1); 0]))); - - isGreater_method = (fun f1 -> (fun f2 -> ( Lem.orderingEqual(elf32_header_compare f1 f2) 1))); - - isGreaterEqual_method = (fun f1 -> (fun f2 -> Pset.mem (elf32_header_compare f1 f2)(Pset.from_list compare [1; 0])))}) - -(** [elf64_header_compare hdr1 hdr2] is an ordering comparison function for - * ELF headers suitable for use in sets, finite maps and other ordered - * data types. - *) -(*val elf64_header_compare : elf64_header -> elf64_header -> Basic_classes.ordering*) -let elf64_header_compare h1 h2:int= - (pairCompare (lexicographic_compare Nat_big_num.compare) (lexicographic_compare Nat_big_num.compare) (Lem_list.map (fun u->Nat_big_num.of_string (Uint32.to_string u)) h1.elf64_ident, [Nat_big_num.of_string (Uint32.to_string h1.elf64_type); - Nat_big_num.of_string (Uint32.to_string h1.elf64_machine) ; Nat_big_num.of_string (Uint32.to_string h1.elf64_version) ; - Ml_bindings.nat_big_num_of_uint64 h1.elf64_entry ; Nat_big_num.of_string (Uint64.to_string h1.elf64_phoff) ; Nat_big_num.of_string (Uint64.to_string h1.elf64_shoff) ; - Nat_big_num.of_string (Uint32.to_string h1.elf64_flags) ; Nat_big_num.of_string (Uint32.to_string h1.elf64_ehsize) ; - Nat_big_num.of_string (Uint32.to_string h1.elf64_phentsize); Nat_big_num.of_string (Uint32.to_string h1.elf64_phnum) ; - Nat_big_num.of_string (Uint32.to_string h1.elf64_shentsize); Nat_big_num.of_string (Uint32.to_string h1.elf64_shnum) ; - Nat_big_num.of_string (Uint32.to_string h1.elf64_shstrndx)]) - (Lem_list.map (fun u->Nat_big_num.of_string (Uint32.to_string u)) h2.elf64_ident, [Nat_big_num.of_string (Uint32.to_string h2.elf64_type); - Nat_big_num.of_string (Uint32.to_string h2.elf64_machine) ; Nat_big_num.of_string (Uint32.to_string h2.elf64_version) ; - Ml_bindings.nat_big_num_of_uint64 h2.elf64_entry ; Nat_big_num.of_string (Uint64.to_string h2.elf64_phoff) ; Nat_big_num.of_string (Uint64.to_string h2.elf64_shoff) ; - Nat_big_num.of_string (Uint32.to_string h2.elf64_flags) ; Nat_big_num.of_string (Uint32.to_string h2.elf64_ehsize) ; - Nat_big_num.of_string (Uint32.to_string h2.elf64_phentsize); Nat_big_num.of_string (Uint32.to_string h2.elf64_phnum) ; - Nat_big_num.of_string (Uint32.to_string h2.elf64_shentsize); Nat_big_num.of_string (Uint32.to_string h2.elf64_shnum) ; - Nat_big_num.of_string (Uint32.to_string h2.elf64_shstrndx)])) - -let instance_Basic_classes_Ord_Elf_header_elf64_header_dict:(elf64_header)ord_class= ({ - - compare_method = elf64_header_compare; - - isLess_method = (fun f1 -> (fun f2 -> ( Lem.orderingEqual(elf64_header_compare f1 f2) (-1)))); - - isLessEqual_method = (fun f1 -> (fun f2 -> Pset.mem (elf64_header_compare f1 f2)(Pset.from_list compare [(-1); 0]))); - - isGreater_method = (fun f1 -> (fun f2 -> ( Lem.orderingEqual(elf64_header_compare f1 f2) 1))); - - isGreaterEqual_method = (fun f1 -> (fun f2 -> Pset.mem (elf64_header_compare f1 f2)(Pset.from_list compare [1; 0])))}) - -(** [is_elf32_executable_file hdr] checks whether the header [hdr] states if the - * ELF file is of executable type. - *) -(*val is_elf32_executable_file : elf32_header -> bool*) -let is_elf32_executable_file hdr:bool= (Nat_big_num.equal -(Nat_big_num.of_string (Uint32.to_string hdr.elf32_type)) elf_ft_exec) - -(** [is_elf64_executable_file hdr] checks whether the header [hdr] states if the - * ELF file is of executable type. - *) -(*val is_elf64_executable_file : elf64_header -> bool*) -let is_elf64_executable_file hdr:bool= (Nat_big_num.equal -(Nat_big_num.of_string (Uint32.to_string hdr.elf64_type)) elf_ft_exec) - -(** [is_elf32_shared_object_file hdr] checks whether the header [hdr] states if the - * ELF file is of shared object type. - *) -(*val is_elf32_shared_object_file : elf32_header -> bool*) -let is_elf32_shared_object_file hdr:bool= (Nat_big_num.equal -(Nat_big_num.of_string (Uint32.to_string hdr.elf32_type)) elf_ft_dyn) - -(** [is_elf64_shared_object_file hdr] checks whether the header [hdr] states if the - * ELF file is of shared object type. - *) -(*val is_elf64_shared_object_file : elf64_header -> bool*) -let is_elf64_shared_object_file hdr:bool= (Nat_big_num.equal -(Nat_big_num.of_string (Uint32.to_string hdr.elf64_type)) elf_ft_dyn) - -(** [is_elf32_relocatable_file hdr] checks whether the header [hdr] states if the - * ELF file is of relocatable type. - *) -(*val is_elf32_relocatable_file : elf32_header -> bool*) -let is_elf32_relocatable_file hdr:bool= (Nat_big_num.equal -(Nat_big_num.of_string (Uint32.to_string hdr.elf32_type)) elf_ft_rel) - -(** [is_elf64_relocatable_file hdr] checks whether the header [hdr] states if the - * ELF file is of relocatable type. - *) -(*val is_elf64_relocatable_file : elf64_header -> bool*) -let is_elf64_relocatable_file hdr:bool= (Nat_big_num.equal -(Nat_big_num.of_string (Uint32.to_string hdr.elf64_type)) elf_ft_rel) - -(** [is_elf32_linkable_file hdr] checks whether the header [hdr] states if the - * ELF file is of linkable (shared object or relocatable) type. - *) -(*val is_elf32_linkable_file : elf32_header -> bool*) -let is_elf32_linkable_file hdr:bool= - (is_elf32_shared_object_file hdr || is_elf32_relocatable_file hdr) - -(** [is_elf64_linkable_file hdr] checks whether the header [hdr] states if the - * ELF file is of linkable (shared object or relocatable) type. - *) -(*val is_elf64_linkable_file : elf64_header -> bool*) -let is_elf64_linkable_file hdr:bool= - (is_elf64_shared_object_file hdr || is_elf64_relocatable_file hdr) - -(** [get_elf32_machine_architecture hdr] returns the ELF file's declared machine - * architecture, extracting the information from header [hdr]. - *) -(*val get_elf32_machine_architecture : elf32_header -> natural*) -let get_elf32_machine_architecture hdr:Nat_big_num.num= - (Nat_big_num.of_string (Uint32.to_string hdr.elf32_machine)) - -(** [get_elf64_machine_architecture hdr] returns the ELF file's declared machine - * architecture, extracting the information from header [hdr]. - *) -(*val get_elf64_machine_architecture : elf64_header -> natural*) -let get_elf64_machine_architecture hdr:Nat_big_num.num= - (Nat_big_num.of_string (Uint32.to_string hdr.elf64_machine)) - -(** [get_elf32_osabi hdr] returns the ELF file's declared OS/ABI - * architecture, extracting the information from header [hdr]. - *) -(*val get_elf32_osabi : elf32_header -> natural*) -let get_elf32_osabi hdr:Nat_big_num.num= - ((match Lem_list.list_index hdr.elf32_ident (Nat_big_num.to_int elf_ii_osabi) with - | Some osabi -> Nat_big_num.of_string (Uint32.to_string osabi) - | None -> failwith "get_elf32_osabi: lookup in ident failed" - )) (* Partial: should never return Nothing *) - -(** [get_elf64_osabi hdr] returns the ELF file's declared OS/ABI - * architecture, extracting the information from header [hdr]. - *) -(*val get_elf64_osabi : elf64_header -> natural*) -let get_elf64_osabi hdr:Nat_big_num.num= - ((match Lem_list.list_index hdr.elf64_ident (Nat_big_num.to_int elf_ii_osabi) with - | Some osabi -> Nat_big_num.of_string (Uint32.to_string osabi) - | None -> failwith "get_elf64_osabi: lookup in ident failed" - )) (* Partial: should never return Nothing *) - -(** [get_elf32_data_encoding hdr] returns the ELF file's declared data - * encoding, extracting the information from header [hdr]. - *) -(*val get_elf32_data_encoding : elf32_header -> natural*) -let get_elf32_data_encoding hdr:Nat_big_num.num= - ((match Lem_list.list_index hdr.elf32_ident (Nat_big_num.to_int elf_ii_data) with - | Some data -> Nat_big_num.of_string (Uint32.to_string data) - | None -> failwith "get_elf32_data_encoding: lookup in ident failed" - )) (* Partial: should never return Nothing *) - -(** [get_elf64_data_encoding hdr] returns the ELF file's declared data - * encoding, extracting the information from header [hdr]. - *) -(*val get_elf64_data_encoding : elf64_header -> natural*) -let get_elf64_data_encoding hdr:Nat_big_num.num= - ((match Lem_list.list_index hdr.elf64_ident (Nat_big_num.to_int elf_ii_data) with - | Some data -> Nat_big_num.of_string (Uint32.to_string data) - | None -> failwith "get_elf64_data_encoding: lookup in ident failed" - )) (* Partial: should never return Nothing *) - -(** [get_elf32_file_class hdr] returns the ELF file's declared file - * class, extracting the information from header [hdr]. - *) -(*val get_elf32_file_class : elf32_header -> natural*) -let get_elf32_file_class hdr:Nat_big_num.num= - ((match Lem_list.list_index hdr.elf32_ident (Nat_big_num.to_int elf_ii_class) with - | Some cls -> Nat_big_num.of_string (Uint32.to_string cls) - | None -> failwith "get_elf32_file_class: lookup in ident failed" - )) (* Partial: should never return Nothing *) - -(** [get_elf64_file_class hdr] returns the ELF file's declared file - * class, extracting the information from header [hdr]. - *) -(*val get_elf64_file_class : elf64_header -> natural*) -let get_elf64_file_class hdr:Nat_big_num.num= - ((match Lem_list.list_index hdr.elf64_ident (Nat_big_num.to_int elf_ii_class) with - | Some cls -> Nat_big_num.of_string (Uint32.to_string cls) - | None -> failwith "get_elf64_file_class: lookup in ident failed" - )) (* Partial: should never return Nothing *) - -(** [get_elf32_version_number hdr] returns the ELF file's declared version - * number, extracting the information from header [hdr]. - *) -(*val get_elf32_version_number : elf32_header -> natural*) -let get_elf32_version_number hdr:Nat_big_num.num= - ((match Lem_list.list_index hdr.elf32_ident (Nat_big_num.to_int elf_ii_version) with - | Some ver -> Nat_big_num.of_string (Uint32.to_string ver) - | None -> failwith "get_elf32_version_number: lookup in ident failed" - )) (* Partial: should never return Nothing *) - -(** [get_elf64_version_number hdr] returns the ELF file's declared version - * number, extracting the information from header [hdr]. - *) -(*val get_elf64_version_number : elf64_header -> natural*) -let get_elf64_version_number hdr:Nat_big_num.num= - ((match Lem_list.list_index hdr.elf64_ident (Nat_big_num.to_int elf_ii_version) with - | Some ver -> Nat_big_num.of_string (Uint32.to_string ver) - | None -> failwith "get_elf64_version_number: lookup in ident failed" - )) (* Partial: should never return Nothing *) - -(** [is_valid_elf32_version_number hdr] checks whether an ELF file's declared - * version number matches the current, mandatory version number. - * TODO: this should be merged into [is_valid_elf32_header] to create a single - * correctness check. - *) -(*val is_valid_elf32_version_number : elf32_header -> bool*) -let is_valid_elf32_version_numer hdr:bool= (Nat_big_num.equal -(get_elf32_version_number hdr) elf_ev_current) - -(** [is_valid_elf64_version_number hdr] checks whether an ELF file's declared - * version number matches the current, mandatory version number. - * TODO: this should be merged into [is_valid_elf64_header] to create a single - * correctness check. - *) -(*val is_valid_elf64_version_number : elf64_header -> bool*) -let is_valid_elf64_version_numer hdr:bool= (Nat_big_num.equal -(get_elf64_version_number hdr) elf_ev_current) - -(** [get_elf32_abi_version hdr] returns the ELF file's declared ABI version - * number, extracting the information from header [hdr]. - *) -(*val get_elf32_abi_version : elf32_header -> natural*) -let get_elf32_abi_version hdr:Nat_big_num.num= - ((match Lem_list.list_index hdr.elf32_ident (Nat_big_num.to_int elf_ii_abiversion) with - | Some ver -> Nat_big_num.of_string (Uint32.to_string ver) - | None -> failwith "get_elf32_abi_version: lookup in ident failed" - )) (* Partial: should never return Nothing *) - -(** [get_elf64_abi_version hdr] returns the ELF file's declared ABI version - * number, extracting the information from header [hdr]. - *) -(*val get_elf64_abi_version : elf64_header -> natural*) -let get_elf64_abi_version hdr:Nat_big_num.num= - ((match Lem_list.list_index hdr.elf64_ident (Nat_big_num.to_int elf_ii_abiversion) with - | Some ver -> Nat_big_num.of_string (Uint32.to_string ver) - | None -> failwith "get_elf64_abi_version: lookup in ident failed" - )) (* Partial: should never return Nothing *) - -(** [deduce_endianness uc] deduces the endianness of an ELF file based on the ELF - * header's magic number [uc]. - *) -(*val deduce_endianness : list unsigned_char -> endianness*) -let deduce_endianness id2:endianness= - ((match Lem_list.list_index id2( 5) with - | None -> failwith "deduce_endianness: read of magic number has failed" - | Some v -> - if Nat_big_num.equal (Nat_big_num.of_string (Uint32.to_string v)) elf_data_2lsb then - Little - else if Nat_big_num.equal (Nat_big_num.of_string (Uint32.to_string v)) elf_data_2msb then - Big - else - failwith "deduce_endianness: value is not valid" - )) - -(** [get_elf32_header_endianness hdr] returns the endianness of the ELF file - * as declared in its header, [hdr]. - *) -(*val get_elf32_header_endianness : elf32_header -> endianness*) -let get_elf32_header_endianness hdr:endianness= - (deduce_endianness (hdr.elf32_ident)) - -(** [get_elf64_header_endianness hdr] returns the endianness of the ELF file - * as declared in its header, [hdr]. - *) -(*val get_elf64_header_endianness : elf64_header -> endianness*) -let get_elf64_header_endianness hdr:endianness= - (deduce_endianness (hdr.elf64_ident)) - -(** [has_elf32_header_associated_entry_point hdr] checks whether the header - * [hdr] declares an entry point for the program. - *) -(*val has_elf32_header_associated_entry_point : elf32_header -> bool*) -let has_elf32_header_associated_entry_point hdr:bool= (not (Nat_big_num.equal (Nat_big_num.of_string (Uint32.to_string hdr.elf32_entry))(Nat_big_num.of_int 0))) - -(** [has_elf64_header_associated_entry_point hdr] checks whether the header - * [hdr] declares an entry point for the program. - *) -(*val has_elf64_header_associated_entry_point : elf64_header -> bool*) -let has_elf64_header_associated_entry_point hdr:bool= (not (Nat_big_num.equal (Ml_bindings.nat_big_num_of_uint64 hdr.elf64_entry)(Nat_big_num.of_int 0))) - -(** [has_elf32_header_string_table hdr] checks whether the header - * [hdr] declares whether the program has a string table or not. - *) -(*val has_elf32_header_string_table : elf32_header -> bool*) -let has_elf32_header_string_table hdr:bool= (not (Nat_big_num.equal (Nat_big_num.of_string (Uint32.to_string hdr.elf32_shstrndx)) shn_undef)) - -(** [has_elf64_header_string_table hdr] checks whether the header - * [hdr] declares whether the program has a string table or not. - *) -(*val has_elf64_header_string_table : elf64_header -> bool*) -let has_elf64_header_string_table hdr:bool= (not (Nat_big_num.equal (Nat_big_num.of_string (Uint32.to_string hdr.elf64_shstrndx)) shn_undef)) - -(** [is_elf32_header_section_size_in_section_header_table hdr] checks whether the header - * [hdr] declares whether the section size is too large to fit in the header - * field and is instead stored in the section header table. - *) -(*val is_elf32_header_section_size_in_section_header_table : elf32_header -> bool*) -let is_elf32_header_section_size_in_section_header_table hdr:bool= (Nat_big_num.equal -(Nat_big_num.of_string (Uint32.to_string hdr.elf32_shnum))(Nat_big_num.of_int 0)) - -(** [is_elf64_header_section_size_in_section_header_table hdr] checks whether the header - * [hdr] declares whether the section size is too large to fit in the header - * field and is instead stored in the section header table. - *) -(*val is_elf64_header_section_size_in_section_header_table : elf64_header -> bool*) -let is_elf64_header_section_size_in_section_header_table hdr:bool= (Nat_big_num.equal -(Nat_big_num.of_string (Uint32.to_string hdr.elf64_shnum))(Nat_big_num.of_int 0)) - -(** [is_elf32_header_string_table_index_in_link hdr] checks whether the header - * [hdr] declares whether the string table index is too large to fit in the - * header's field and is instead stored in the link field of an entry in the - * section header table. - *) -(*val is_elf32_header_string_table_index_in_link : elf32_header -> bool*) -let is_elf32_header_string_table_index_in_link hdr:bool= (Nat_big_num.equal -(Nat_big_num.of_string (Uint32.to_string hdr.elf32_shstrndx)) shn_xindex) - -(** [is_elf64_header_string_table_index_in_link hdr] checks whether the header - * [hdr] declares whether the string table index is too large to fit in the - * header's field and is instead stored in the link field of an entry in the - * section header table. - *) -(*val is_elf64_header_string_table_index_in_link : elf64_header -> bool*) -let is_elf64_header_string_table_index_in_link hdr:bool= (Nat_big_num.equal -(Nat_big_num.of_string (Uint32.to_string hdr.elf64_shstrndx)) shn_xindex) - -(** The [hdr_print_bundle] type is used to tidy up other type signatures. Some of the - * top-level string_of_ functions require six or more functions passed to them, - * which quickly gets out of hand. This type is used to reduce that complexity. - * The first component of the type is an OS specific print function, the second is - * a processor specific print function. - *) -type hdr_print_bundle = (Nat_big_num.num -> string) * (Nat_big_num.num -> string) - -(** [string_of_elf32_header hdr_bdl hdr] returns a string-based representation - * of header [hdr] using the ABI-specific print bundle [hdr_bdl]. - *) -(*val string_of_elf32_header : hdr_print_bundle -> elf32_header -> string*) -let string_of_elf32_header (os, proc) hdr:string= - (unlines [ -("\t" ^ ("Magic number: " ^ string_of_list - instance_Show_Show_Elf_types_native_uint_unsigned_char_dict hdr.elf32_ident)) - ; ("\t" ^ ("Endianness: " ^ string_of_endianness (deduce_endianness hdr.elf32_ident))) - ; ("\t" ^ ("Type: " ^ string_of_elf_file_type os proc (Nat_big_num.of_string (Uint32.to_string hdr.elf32_type)))) - ; ("\t" ^ ("Version: " ^ string_of_elf_version_number (Nat_big_num.of_string (Uint32.to_string hdr.elf32_version)))) - ; ("\t" ^ ("Machine: " ^ string_of_elf_machine_architecture (Nat_big_num.of_string (Uint32.to_string hdr.elf32_machine)))) - ; ("\t" ^ ("Entry point: " ^ Uint32.to_string hdr.elf32_entry)) - ; ("\t" ^ ("Flags: " ^ Uint32.to_string hdr.elf32_flags)) - ; ("\t" ^ ("Entries in program header table: " ^ Uint32.to_string hdr.elf32_phnum)) - ; ("\t" ^ ("Entries in section header table: " ^ Uint32.to_string hdr.elf32_shnum)) - ]) - -(** [string_of_elf64_header hdr_bdl hdr] returns a string-based representation - * of header [hdr] using the ABI-specific print bundle [hdr_bdl]. - *) -(*val string_of_elf64_header : hdr_print_bundle -> elf64_header -> string*) -let string_of_elf64_header (os, proc) hdr:string= - (unlines [ -("\t" ^ ("Magic number: " ^ string_of_list - instance_Show_Show_Elf_types_native_uint_unsigned_char_dict hdr.elf64_ident)) - ; ("\t" ^ ("Endianness: " ^ string_of_endianness (deduce_endianness hdr.elf64_ident))) - ; ("\t" ^ ("Type: " ^ string_of_elf_file_type os proc (Nat_big_num.of_string (Uint32.to_string hdr.elf64_type)))) - ; ("\t" ^ ("Version: " ^ string_of_elf_version_number (Nat_big_num.of_string (Uint32.to_string hdr.elf64_version)))) - ; ("\t" ^ ("Machine: " ^ string_of_elf_machine_architecture (Nat_big_num.of_string (Uint32.to_string hdr.elf64_machine)))) - ; ("\t" ^ ("Entry point: " ^ Uint64.to_string hdr.elf64_entry)) - ; ("\t" ^ ("Flags: " ^ Uint32.to_string hdr.elf64_flags)) - ; ("\t" ^ ("Entries in program header table: " ^ Uint32.to_string hdr.elf64_phnum)) - ; ("\t" ^ ("Entries in section header table: " ^ Uint32.to_string hdr.elf64_shnum)) - ]) - -(** The following are thin wrappers around the pretty-printing functions above - * using a default print bundle for the header. - *) - -(*val string_of_elf32_header_default : elf32_header -> string*) -let string_of_elf32_header_default:elf32_header ->string= - (string_of_elf32_header - (default_os_specific_print, - default_proc_specific_print)) - -(*val string_of_elf64_header_default : elf64_header -> string*) -let string_of_elf64_header_default:elf64_header ->string= - (string_of_elf64_header - (default_os_specific_print, - default_proc_specific_print)) - -let instance_Show_Show_Elf_header_elf32_header_dict:(elf32_header)show_class= ({ - - show_method = string_of_elf32_header_default}) - -let instance_Show_Show_Elf_header_elf64_header_dict:(elf64_header)show_class= ({ - - show_method = string_of_elf64_header_default}) - -(** [read_elf_ident bs0] reads the initial bytes of an ELF file from byte sequence - * [bs0], returning the remainder of the byte sequence too. - * Fails if transcription fails. - *) -(*val read_elf_ident : byte_sequence -> error (list unsigned_char * byte_sequence)*) -let read_elf_ident bs:((Uint32.uint32)list*byte_sequence)error= -(repeatM' ei_nident bs (read_unsigned_char default_endianness)) - -(** [bytes_of_elf32_header hdr] blits an ELF header [hdr] to a byte sequence, - * ready for transcription to a binary file. - *) -(*val bytes_of_elf32_header : elf32_header -> byte_sequence*) -let bytes_of_elf32_header hdr:byte_sequence= - (let endian = (deduce_endianness hdr.elf32_ident) in - Byte_sequence.from_byte_lists [ - Lem_list.map (fun u->Char.chr (Uint32.to_int u)) hdr.elf32_ident - ; bytes_of_elf32_half endian hdr.elf32_type - ; bytes_of_elf32_half endian hdr.elf32_machine - ; bytes_of_elf32_word endian hdr.elf32_version - ; bytes_of_elf32_addr endian hdr.elf32_entry - ; bytes_of_elf32_off endian hdr.elf32_phoff - ; bytes_of_elf32_off endian hdr.elf32_shoff - ; bytes_of_elf32_word endian hdr.elf32_flags - ; bytes_of_elf32_half endian hdr.elf32_ehsize - ; bytes_of_elf32_half endian hdr.elf32_phentsize - ; bytes_of_elf32_half endian hdr.elf32_phnum - ; bytes_of_elf32_half endian hdr.elf32_shentsize - ; bytes_of_elf32_half endian hdr.elf32_shnum - ; bytes_of_elf32_half endian hdr.elf32_shstrndx - ]) - -(** [bytes_of_elf64_header hdr] blits an ELF header [hdr] to a byte sequence, - * ready for transcription to a binary file. - *) -(*val bytes_of_elf64_header : elf64_header -> byte_sequence*) -let bytes_of_elf64_header hdr:byte_sequence= - (let endian = (deduce_endianness hdr.elf64_ident) in - Byte_sequence.from_byte_lists [ - Lem_list.map (fun u->Char.chr (Uint32.to_int u)) hdr.elf64_ident - ; bytes_of_elf64_half endian hdr.elf64_type - ; bytes_of_elf64_half endian hdr.elf64_machine - ; bytes_of_elf64_word endian hdr.elf64_version - ; bytes_of_elf64_addr endian hdr.elf64_entry - ; bytes_of_elf64_off endian hdr.elf64_phoff - ; bytes_of_elf64_off endian hdr.elf64_shoff - ; bytes_of_elf64_word endian hdr.elf64_flags - ; bytes_of_elf64_half endian hdr.elf64_ehsize - ; bytes_of_elf64_half endian hdr.elf64_phentsize - ; bytes_of_elf64_half endian hdr.elf64_phnum - ; bytes_of_elf64_half endian hdr.elf64_shentsize - ; bytes_of_elf64_half endian hdr.elf64_shnum - ; bytes_of_elf64_half endian hdr.elf64_shstrndx - ]) - -(*val is_elf32_header_padding_correct : elf32_header -> bool*) -let is_elf32_header_padding_correct ehdr:bool= ((Lem.option_equal (=) -(Lem_list.list_index ehdr.elf32_ident( 9)) (Some (Uint32.of_string (Nat_big_num.to_string (Nat_big_num.of_int 0))))) && ((Lem.option_equal (=) -(Lem_list.list_index ehdr.elf32_ident( 10)) (Some (Uint32.of_string (Nat_big_num.to_string (Nat_big_num.of_int 0))))) && ((Lem.option_equal (=) -(Lem_list.list_index ehdr.elf32_ident( 11)) (Some (Uint32.of_string (Nat_big_num.to_string (Nat_big_num.of_int 0))))) && ((Lem.option_equal (=) -(Lem_list.list_index ehdr.elf32_ident( 12)) (Some (Uint32.of_string (Nat_big_num.to_string (Nat_big_num.of_int 0))))) && ((Lem.option_equal (=) -(Lem_list.list_index ehdr.elf32_ident( 13)) (Some (Uint32.of_string (Nat_big_num.to_string (Nat_big_num.of_int 0))))) && ((Lem.option_equal (=) -(Lem_list.list_index ehdr.elf32_ident( 14)) (Some (Uint32.of_string (Nat_big_num.to_string (Nat_big_num.of_int 0))))) && (Lem.option_equal (=) -(Lem_list.list_index ehdr.elf32_ident( 15)) (Some (Uint32.of_string (Nat_big_num.to_string (Nat_big_num.of_int 0))))))))))) - -(*val is_magic_number_correct : list unsigned_char -> bool*) -let is_magic_number_correct ident:bool= ((Lem.option_equal (=) -(Lem_list.list_index ident( 0)) (Some (Uint32.of_string (Nat_big_num.to_string (Nat_big_num.of_int 127))))) && ((Lem.option_equal (=) -(Lem_list.list_index ident( 1)) (Some (Uint32.of_string (Nat_big_num.to_string (Nat_big_num.of_int 69))))) && ((Lem.option_equal (=) -(Lem_list.list_index ident( 2)) (Some (Uint32.of_string (Nat_big_num.to_string (Nat_big_num.of_int 76))))) && (Lem.option_equal (=) -(Lem_list.list_index ident( 3)) (Some (Uint32.of_string (Nat_big_num.to_string (Nat_big_num.of_int 70)))))))) - -(** [read_elf32_header bs0] reads an ELF header from the byte sequence [bs0]. - * Fails if transcription fails. - *) -(*val read_elf32_header : byte_sequence -> error (elf32_header * byte_sequence)*) -let read_elf32_header bs:(elf32_header*byte_sequence)error= - (read_elf_ident bs >>= (fun (ident, bs) -> - if not (is_magic_number_correct ident) then - fail "read_elf32_header: magic number incorrect" - else - let endian = (deduce_endianness ident) in - read_elf32_half endian bs >>= (fun (typ, bs) -> - read_elf32_half endian bs >>= (fun (machine, bs) -> - read_elf32_word endian bs >>= (fun (version, bs) -> - read_elf32_addr endian bs >>= (fun (entry, bs) -> - read_elf32_off endian bs >>= (fun (phoff, bs) -> - read_elf32_off endian bs >>= (fun (shoff, bs) -> - read_elf32_word endian bs >>= (fun (flags, bs) -> - read_elf32_half endian bs >>= (fun (ehsize, bs) -> - read_elf32_half endian bs >>= (fun (phentsize, bs) -> - read_elf32_half endian bs >>= (fun (phnum, bs) -> - read_elf32_half endian bs >>= (fun (shentsize, bs) -> - read_elf32_half endian bs >>= (fun (shnum, bs) -> - read_elf32_half endian bs >>= (fun (shstrndx, bs) -> - (match Lem_list.list_index ident( 4) with - | None -> fail "read_elf32_header: transcription of ELF identifier failed" - | Some c -> - if Nat_big_num.equal (Nat_big_num.of_string (Uint32.to_string c)) elf_class_32 then - return ({ elf32_ident = ident; elf32_type = typ; - elf32_machine = machine; elf32_version = version; - elf32_entry = entry; elf32_phoff = phoff; - elf32_shoff = shoff; elf32_flags = flags; - elf32_ehsize = ehsize; elf32_phentsize = phentsize; - elf32_phnum = phnum; elf32_shentsize = shentsize; - elf32_shnum = shnum; elf32_shstrndx = shstrndx }, bs) - else - fail "read_elf32_header: not a 32-bit ELF file" - )))))))))))))))) - -(** [read_elf64_header bs0] reads an ELF header from the byte sequence [bs0]. - * Fails if transcription fails. - *) -(*val read_elf64_header : byte_sequence -> error (elf64_header * byte_sequence)*) -let read_elf64_header bs:(elf64_header*byte_sequence)error= - (read_elf_ident bs >>= (fun (ident, bs) -> - if not (is_magic_number_correct ident) then - fail "read_elf64_header: magic number incorrect" - else - let endian = (deduce_endianness ident) in - read_elf64_half endian bs >>= (fun (typ, bs) -> - read_elf64_half endian bs >>= (fun (machine, bs) -> - read_elf64_word endian bs >>= (fun (version, bs) -> - read_elf64_addr endian bs >>= (fun (entry, bs) -> - read_elf64_off endian bs >>= (fun (phoff, bs) -> - read_elf64_off endian bs >>= (fun (shoff, bs) -> - read_elf64_word endian bs >>= (fun (flags, bs) -> - read_elf64_half endian bs >>= (fun (ehsize, bs) -> - read_elf64_half endian bs >>= (fun (phentsize, bs) -> - read_elf64_half endian bs >>= (fun (phnum, bs) -> - read_elf64_half endian bs >>= (fun (shentsize, bs) -> - read_elf64_half endian bs >>= (fun (shnum, bs) -> - read_elf64_half endian bs >>= (fun (shstrndx, bs) -> - (match Lem_list.list_index ident( 4) with - | None -> fail "read_elf64_header: transcription of ELF identifier failed" - | Some c -> - if Nat_big_num.equal (Nat_big_num.of_string (Uint32.to_string c)) elf_class_64 then - return ({ elf64_ident = ident; elf64_type = typ; - elf64_machine = machine; elf64_version = version; - elf64_entry = entry; elf64_phoff = phoff; - elf64_shoff = shoff; elf64_flags = flags; - elf64_ehsize = ehsize; elf64_phentsize = phentsize; - elf64_phnum = phnum; elf64_shentsize = shentsize; - elf64_shnum = shnum; elf64_shstrndx = shstrndx }, bs) - else - fail "read_elf64_header: not a 64-bit ELF file" - )))))))))))))))) - -(** [is_elf32_header_class_correct hdr] checks whether the declared file class - * is correct. - *) -(*val is_elf32_header_class_correct : elf32_header -> bool*) -let is_elf32_header_class_correct ehdr:bool= (Lem.option_equal (=) -(Lem_list.list_index ehdr.elf32_ident( 4)) (Some (Uint32.of_string (Nat_big_num.to_string (Nat_big_num.of_int 1))))) - -(** [is_elf64_header_class_correct hdr] checks whether the declared file class - * is correct. - *) -(*val is_elf64_header_class_correct : elf64_header -> bool*) -let is_elf64_header_class_correct ehdr:bool= (Lem.option_equal (=) -(Lem_list.list_index ehdr.elf64_ident( 4)) (Some (Uint32.of_string (Nat_big_num.to_string (Nat_big_num.of_int 1))))) - -(** [is_elf32_header_version_correct hdr] checks whether the declared file version - * is correct. - *) -(*val is_elf32_header_version_correct : elf32_header -> bool*) -let is_elf32_header_version_correct ehdr:bool= (Lem.option_equal (=) -(Lem_list.list_index ehdr.elf32_ident( 6)) (Some (Uint32.of_string (Nat_big_num.to_string (Nat_big_num.of_int 1))))) - -(** [is_elf64_header_version_correct hdr] checks whether the declared file version - * is correct. - *) -(*val is_elf64_header_version_correct : elf64_header -> bool*) -let is_elf64_header_version_correct ehdr:bool= (Lem.option_equal (=) -(Lem_list.list_index ehdr.elf64_ident( 6)) (Some (Uint32.of_string (Nat_big_num.to_string (Nat_big_num.of_int 1))))) - -(** [is_elf32_header_valid] checks whether an [elf32_header] value is a valid 32-bit - * ELF file header (i.e. [elf32_ident] is [ei_nident] entries long, and other - * constraints on headers). - *) -(*val is_elf32_header_valid : elf32_header -> bool*) -let is_elf32_header_valid ehdr:bool= (Nat_big_num.equal -(Nat_big_num.of_int (List.length ehdr.elf32_ident)) ei_nident && -(is_magic_number_correct ehdr.elf32_ident && -(is_elf32_header_padding_correct ehdr && -(is_elf32_header_class_correct ehdr && - is_elf32_header_version_correct ehdr)))) - -(** [get_elf32_header_program_table_size] calculates the size of the program table - * (entry size x number of entries) based on data in the ELF header. - *) -(*val get_elf32_header_program_table_size : elf32_header -> natural*) -let get_elf32_header_program_table_size ehdr:Nat_big_num.num= - (let phentsize = (Nat_big_num.of_string (Uint32.to_string ehdr.elf32_phentsize)) in - let phnum = (Nat_big_num.of_string (Uint32.to_string ehdr.elf32_phnum)) in Nat_big_num.mul - phentsize phnum) - -(** [get_elf64_header_program_table_size] calculates the size of the program table - * (entry size x number of entries) based on data in the ELF header. - *) -(*val get_elf64_header_program_table_size : elf64_header -> natural*) -let get_elf64_header_program_table_size ehdr:Nat_big_num.num= - (let phentsize = (Nat_big_num.of_string (Uint32.to_string ehdr.elf64_phentsize)) in - let phnum = (Nat_big_num.of_string (Uint32.to_string ehdr.elf64_phnum)) in Nat_big_num.mul - phentsize phnum) - -(** [is_elf32_header_section_table_present] calculates whether a section table - * is present in the ELF file or not. - *) -(*val is_elf32_header_section_table_present : elf32_header -> bool*) -let is_elf32_header_section_table_present ehdr:bool= - (not ( Nat_big_num.equal(Nat_big_num.of_string (Uint32.to_string ehdr.elf32_shoff))(Nat_big_num.of_int 0))) - -(** [is_elf64_header_section_table_present] calculates whether a section table - * is present in the ELF file or not. - *) -(*val is_elf64_header_section_table_present : elf64_header -> bool*) -let is_elf64_header_section_table_present ehdr:bool= - (not ( Nat_big_num.equal(Nat_big_num.of_string (Uint64.to_string ehdr.elf64_shoff))(Nat_big_num.of_int 0))) - -(** [get_elf32_header_section_table_size] calculates the size of the section table - * (entry size x number of entries) based on data in the ELF header. - *) -(*val get_elf32_header_section_table_size : elf32_header -> natural*) -let get_elf32_header_section_table_size ehdr:Nat_big_num.num= - (let shentsize = (Nat_big_num.of_string (Uint32.to_string ehdr.elf32_shentsize)) in - let shnum = (Nat_big_num.of_string (Uint32.to_string ehdr.elf32_shnum)) in Nat_big_num.mul - shentsize shnum) - -(** [get_elf64_header_section_table_size] calculates the size of the section table - * (entry size x number of entries) based on data in the ELF header. - *) -(*val get_elf64_header_section_table_size : elf64_header -> natural*) -let get_elf64_header_section_table_size ehdr:Nat_big_num.num= - (let shentsize = (Nat_big_num.of_string (Uint32.to_string ehdr.elf64_shentsize)) in - let shnum = (Nat_big_num.of_string (Uint32.to_string ehdr.elf64_shnum)) in Nat_big_num.mul - shentsize shnum) |