Binary compatibility report for the libelf library between 0.7.7 and 0.8.0 versions on x86

Test Info

Library Name	libelf
Version #1	0.7.7
Version #2	0.8.0
CPU Type	x86
GCC Version	4.6.1

Test Results

Total Header Files	3
Total Shared Libraries	1
Total Symbols / Types	50 / 59
Verdict	Incompatible (10%)

Problem Summary

	Severity	Count
Added Symbols	-	24
Removed Symbols	High	0
Problems with Data Types	High	0
	Medium	1
	Low	0
Problems with Symbols	High	0
	Medium	0
	Low	1
Problems with Constants	Low	0
Other Changes in Data Types	-	2
Other Changes in Constants	-	13

Added Symbols (24)

gelf.h, libelf.so.0.8.0
gelf_checksum ( Elf* __elf )
gelf_fsize ( Elf* __elf, enum Elf_Type __type, size_t __count, unsigned int __ver )
gelf_getclass ( Elf* __elf )
gelf_getdyn ( struct Elf_Data* __src, int __ndx, GElf_Dyn* __dst )
gelf_getehdr ( Elf* __elf, GElf_Ehdr* __dst )
gelf_getphdr ( Elf* __elf, int ndx, GElf_Phdr* __dst )
gelf_getrel ( struct Elf_Data* __src, int __ndx, GElf_Rel* __dst )
gelf_getrela ( struct Elf_Data* __src, int __ndx, GElf_Rela* __dst )
gelf_getshdr ( Elf_Scn* __scn, GElf_Shdr* __dst )
gelf_getsym ( struct Elf_Data* __src, int __ndx, GElf_Sym* __dst )
gelf_msize ( Elf* __elf, enum Elf_Type __type, size_t __count, unsigned int __ver )
gelf_newehdr ( Elf* __elf, int __elfclass )
gelf_newphdr ( Elf* __elf, size_t __phnum )
gelf_update_dyn ( struct Elf_Data* __dst, int __ndx, GElf_Dyn* __src )
gelf_update_ehdr ( Elf* __elf, GElf_Ehdr* __src )
gelf_update_phdr ( Elf* __elf, int ndx, GElf_Phdr* __src )
gelf_update_rel ( struct Elf_Data* __dst, int __ndx, GElf_Rel* __src )
gelf_update_rela ( struct Elf_Data* __dst, int __ndx, GElf_Rela* __src )
gelf_update_shdr ( Elf_Scn* __scn, GElf_Shdr* __src )
gelf_update_sym ( struct Elf_Data* __dst, int __ndx, GElf_Sym* __src )
gelf_xlatetof ( Elf* __elf, struct Elf_Data* __dst, struct Elf_Data const* __src, unsigned int __encode )
gelf_xlatetom ( Elf* __elf, struct Elf_Data* __dst, struct Elf_Data const* __src, unsigned int __encode )

libelf.h, libelf.so.0.8.0
elf32_checksum ( Elf* __elf )
elf64_checksum ( Elf* __elf )

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Problems with Data Types, Medium Severity (1)

	Change	Effect
1	Value of member ELF_T_NUM has been changed from 15 to 17.	Applications may execute a wrong branch of code in the library and therefore change the behavior.

libelf.h
[+] enum Elf_Type (1)

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Problems with Symbols, Low Severity (1)

	Change	Effect
1	Base type of 1st parameter __name has been changed from char to unsigned char.	Replacement of parameter base type may indicate a change in its semantic meaning.

libelf.h, libelf.so.0.7.0
[+] elf_hash ( char const* __name ) (1)

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Other Changes in Data Types (2)

	Change	Effect
1	The member ELF_T_VDEF with value 15 has been added.	No effect.
2	The member ELF_T_VNEED with value 16 has been added.	No effect.

libelf.h
[+] enum Elf_Type (2)

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Other Changes in Constants (13)

	Change	Effect
1	The constant __LIBELF_SYMBOL_VERSIONS with value 1 has been added.	No effect.

	Change	Effect
1	The constant ELF32_FSZ_ADDR with value 4 has been added.	No effect.

	Change	Effect
1	The constant ELF32_FSZ_HALF with value 2 has been added.	No effect.

	Change	Effect
1	The constant ELF32_FSZ_OFF with value 4 has been added.	No effect.

	Change	Effect
1	The constant ELF32_FSZ_SWORD with value 4 has been added.	No effect.

	Change	Effect
1	The constant ELF32_FSZ_WORD with value 4 has been added.	No effect.

	Change	Effect
1	The constant ELF64_FSZ_ADDR with value 8 has been added.	No effect.

	Change	Effect
1	The constant ELF64_FSZ_HALF with value 2 has been added.	No effect.

	Change	Effect
1	The constant ELF64_FSZ_OFF with value 8 has been added.	No effect.

	Change	Effect
1	The constant ELF64_FSZ_SWORD with value 4 has been added.	No effect.

	Change	Effect
1	The constant ELF64_FSZ_SXWORD with value 8 has been added.	No effect.

	Change	Effect
1	The constant ELF64_FSZ_WORD with value 4 has been added.	No effect.

	Change	Effect
1	The constant ELF64_FSZ_XWORD with value 8 has been added.	No effect.

sys_elf.h
[+] __LIBELF_SYMBOL_VERSIONS
[+] ELF32_FSZ_ADDR
[+] ELF32_FSZ_HALF
[+] ELF32_FSZ_OFF
[+] ELF32_FSZ_SWORD
[+] ELF32_FSZ_WORD
[+] ELF64_FSZ_ADDR
[+] ELF64_FSZ_HALF
[+] ELF64_FSZ_OFF
[+] ELF64_FSZ_SWORD
[+] ELF64_FSZ_SXWORD
[+] ELF64_FSZ_WORD
[+] ELF64_FSZ_XWORD

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Header Files (3)

libelf.h
nlist.h
sys_elf.h

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Shared Libraries (1)

libelf.so.0.7.0

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