## Check that obj2yaml is able to dump a normal object which ## contains the SHT_SYMTAB_SHNDX section and symbols with ## section index == SHN_XINDEX. # RUN: yaml2obj --docnum=1 %s -o %t1 # RUN: obj2yaml %t1 | FileCheck %s --check-prefix=CASE1 # CASE1: --- !ELF # CASE1-NEXT: FileHeader: # CASE1-NEXT: Class: ELFCLASS64 # CASE1-NEXT: Data: ELFDATA2LSB # CASE1-NEXT: Type: ET_REL # CASE1-NEXT: Sections: # CASE1-NEXT: - Name: bar # CASE1-NEXT: Type: SHT_PROGBITS # CASE1-NEXT: - Name: .symtab_shndx # CASE1-NEXT: Type: SHT_SYMTAB_SHNDX # CASE1-NEXT: Link: .symtab # CASE1-NEXT: Entries: [ 0, 1, 2 ] # CASE1-NEXT: Symbols: # CASE1-NEXT: - Name: bar # CASE1-NEXT: Type: STT_SECTION # CASE1-NEXT: Index: SHN_XINDEX # CASE1-NEXT: - Name: .symtab_shndx # CASE1-NEXT: Type: STT_SECTION # CASE1-NEXT: Index: SHN_XINDEX # CASE1-NEXT: ... --- !ELF FileHeader: Class: ELFCLASS64 Data: ELFDATA2LSB Type: ET_REL Sections: - Name: bar Type: SHT_PROGBITS - Name: .symtab_shndx Type: SHT_SYMTAB_SHNDX Entries: [ 0, 1, 2 ] Link: .symtab Symbols: - Type: STT_SECTION Index: SHN_XINDEX - Type: STT_SECTION Index: SHN_XINDEX ## Check that yaml2obj is unable to dump an object, which has ## symbols with section index == SHN_XINDEX, but no SHT_SYMTAB_SHNDX section. # RUN: yaml2obj --docnum=2 %s -o %t2 # RUN: not obj2yaml %t2 2>&1 | FileCheck %s -DFILE=%t2 --check-prefix=CASE2 # CASE2: Error reading file: [[FILE]]: found an extended symbol index (1), but unable to locate the extended symbol index table --- !ELF FileHeader: Class: ELFCLASS64 Data: ELFDATA2LSB Type: ET_REL Symbols: - Type: STT_SECTION Index: SHN_XINDEX ## Check that yaml2obj is unable to dump an object, which has symbols with ## section index == SHN_XINDEX, but SHT_SYMTAB_SHNDX table contains invalid indices ## that are larger than total number of the sections. # RUN: yaml2obj --docnum=3 %s -o %t3 # RUN: not obj2yaml %t3 2>&1 | FileCheck %s -DFILE=%t3 --check-prefix=CASE3 # CASE3: Error reading file: [[FILE]]: invalid section index: 254 --- !ELF FileHeader: Class: ELFCLASS64 Data: ELFDATA2LSB Type: ET_REL Sections: - Name: bar Type: SHT_PROGBITS - Name: .symtab_shndx Type: SHT_SYMTAB_SHNDX Entries: [ 0, 254 ] Link: .symtab Symbols: - Type: STT_SECTION Index: SHN_XINDEX ## Check that yaml2obj is unable to dump an object, which has symbols with ## section index == SHN_XINDEX, but SHT_SYMTAB_SHNDX table contains more ## entries than the number of symbols in .symtab. # RUN: yaml2obj --docnum=4 %s -o %t4 # RUN: not obj2yaml %t4 2>&1 | FileCheck %s -DFILE=%t4 --check-prefix=CASE4 ## CASE4: Error reading file: [[FILE]]: unable to read extended section indexes: SHT_SYMTAB_SHNDX has 3 entries, but the symbol table associated has 2 --- !ELF FileHeader: Class: ELFCLASS64 Data: ELFDATA2LSB Type: ET_REL Sections: - Name: bar Type: SHT_PROGBITS - Name: .symtab_shndx Type: SHT_SYMTAB_SHNDX Entries: [ 0, 1, 2 ] Link: .symtab Symbols: - Type: STT_SECTION Index: SHN_XINDEX ## ELF gABI allows having multiple SHT_SYMTAB_SHNDX sections. ## Only one is allowed to be linked with a corresponding symbol table section though. ## Check we report an error when multiple SHT_SYMTAB_SHNDX sections are linked ## to the same symbol table. # RUN: yaml2obj --docnum=5 %s -o %t5 # RUN: not obj2yaml %t5 2>&1 | FileCheck %s -DFILE=%t5 --check-prefix=CASE5 # CASE5: Error reading file: [[FILE]]: multiple SHT_SYMTAB_SHNDX sections are linked to the same symbol table with index 5 --- !ELF FileHeader: Class: ELFCLASS64 Data: ELFDATA2LSB Type: ET_REL Sections: - Name: .symtab_shndx1 Type: SHT_SYMTAB_SHNDX Entries: [ 0, 1 ] EntSize: 4 Link: .symtab - Name: .symtab_shndx2 Type: SHT_SYMTAB_SHNDX Entries: [ 0, 2 ] Link: [[LINK=.symtab]] Symbols: - Type: STT_SECTION Index: SHN_XINDEX DynamicSymbols: - Type: STT_SECTION Index: SHN_XINDEX ## Check it is possible to dump an object that has multiple SHT_SYMTAB_SHNDX sections. ## Check that yaml2obj can dump the object and dynamic symbols properly when ## the SHT_SYMTAB_SHNDX section is associated with a SHT_DYNSYM section. # RUN: yaml2obj --docnum=5 -DLINK=.dynsym %s -o %t5.multiple # RUN: obj2yaml %t5.multiple | FileCheck %s --check-prefix=MULTIPLE-SYMTAB # MULTIPLE-SYMTAB: - Name: .symtab_shndx1 # MULTIPLE-SYMTAB-NEXT: Type: SHT_SYMTAB_SHNDX # MULTIPLE-SYMTAB-NEXT: Link: .symtab # MULTIPLE-SYMTAB: - Name: .symtab_shndx2 # MULTIPLE-SYMTAB-NEXT: Type: SHT_SYMTAB_SHNDX # MULTIPLE-SYMTAB-NEXT: Link: .dynsym # MULTIPLE-SYMTAB: Symbols: # MULTIPLE-SYMTAB-NEXT: - Name: .symtab_shndx1 # MULTIPLE-SYMTAB-NEXT: Type: STT_SECTION # MULTIPLE-SYMTAB-NEXT: Index: SHN_XINDEX # MULTIPLE-SYMTAB-NEXT: DynamicSymbols: # MULTIPLE-SYMTAB-NEXT: - Name: .symtab_shndx2 # MULTIPLE-SYMTAB-NEXT: Type: STT_SECTION # MULTIPLE-SYMTAB-NEXT: Index: SHN_XINDEX ## Check that yaml2obj can't dump the object if SHT_SYMTAB_SHNDX is ## not associated with a SHT_SYMTAB section (this case is illegal). # RUN: yaml2obj --docnum=6 %s -o %t6 # RUN: not obj2yaml %t6 2>&1 | FileCheck %s -DFILE=%t6 --check-prefix=CASE6 # CASE6: Error reading file: [[FILE]]: unable to read extended section indexes: SHT_SYMTAB_SHNDX section is linked with SHT_PROGBITS section (expected SHT_SYMTAB/SHT_DYNSYM) --- !ELF FileHeader: Class: ELFCLASS64 Data: ELFDATA2LSB Type: ET_REL Sections: - Name: .symtab_shndx Type: SHT_SYMTAB_SHNDX Entries: [ 0 ] Link: .foo - Name: .foo Type: SHT_PROGBITS ## Check that we are unable to dump the SHT_SYMTAB_SHNDX section when its ## sh_entsize has an unexpected value (not equal to 4). # RUN: yaml2obj -DENTSIZE=0xff --docnum=7 %s -o %t7.entsize.bad # RUN: not obj2yaml %t7.entsize.bad 2>&1 | \ # RUN: FileCheck %s -DFILE=%t7.entsize.bad --check-prefix=CASE7-BAD # CASE7-BAD: Error reading file: [[FILE]]: unable to read extended section indexes: section [index 1] has invalid sh_entsize: expected 4, but got 255 ## Check we don't print the "EntSize" field when the "sh_entsize" field has the default value. # RUN: yaml2obj -DENTSIZE=4 --docnum=7 %s -o %t7.entsize.ok # RUN: obj2yaml %t7.entsize.ok | FileCheck %s -DFILE=%t7.entsize.ok --check-prefix=CASE7 # CASE7: - Name: .symtab_shndx # CASE7-NEXT: Type: SHT_SYMTAB_SHNDX # CASE7-NEXT: Link: .symtab # CASE7-NEXT: Entries: [ 0 ] # CASE7-NEXT: Symbols: --- !ELF FileHeader: Class: ELFCLASS64 Data: ELFDATA2LSB Type: ET_REL Sections: - Name: .symtab_shndx Type: SHT_SYMTAB_SHNDX EntSize: [[ENTSIZE]] Entries: [ 0 ] Link: .symtab Symbols: []