## Show that the SectionHeaderStringTable field in the document header is set, ## iff the section name is not ".shstrtab". ## Also show that no section appears in the Sections table for this section, ## unless some property is different to the default. ## Show the case when the name is a custom string (the key should be set). # RUN: yaml2obj --docnum=1 %s -o %t1.o # RUN: obj2yaml %t1.o > %t1.yaml # RUN: FileCheck %s --input-file=%t1.yaml --check-prefix=CUSTOM # CUSTOM: --- !ELF # CUSTOM-NEXT: FileHeader: # CUSTOM-NEXT: Class: ELFCLASS64 # CUSTOM-NEXT: Data: ELFDATA2LSB # CUSTOM-NEXT: Type: ET_EXEC # CUSTOM-NEXT: SectionHeaderStringTable: .foo # CUSTOM-NEXT: ... --- !ELF FileHeader: Class: ELFCLASS64 Data: ELFDATA2LSB Type: ET_EXEC SectionHeaderStringTable: .foo ## Show the case when the e_shstrndx value is SHN_XINDEX and the name is not ## ".shstrtab" (the key should be set). # RUN: yaml2obj --docnum=2 %s -o %t2.o # RUN: obj2yaml %t2.o > %t2.yaml # RUN: FileCheck %s --input-file=%t2.yaml --check-prefix=XINDEX --- !ELF FileHeader: Class: ELFCLASS64 Data: ELFDATA2LSB Type: ET_EXEC EShStrNdx: 0xffff SectionHeaderStringTable: .foo Sections: - Type: SHT_NULL Link: .foo # XINDEX: --- !ELF # XINDEX-NEXT: FileHeader: # XINDEX-NEXT: Class: ELFCLASS64 # XINDEX-NEXT: Data: ELFDATA2LSB # XINDEX-NEXT: Type: ET_EXEC # XINDEX-NEXT: SectionHeaderStringTable: .foo # XINDEX-NEXT: Sections: # XINDEX-NEXT: - Type: SHT_NULL # XINDEX-NEXT: Link: .foo # XINDEX-NEXT: Size: 0x0 # XINDEX-NEXT: ... ## Show the case when the string table section is also the symbol table's string ## table (the key should be set). # RUN: yaml2obj --docnum=3 %s -o %t3.o # RUN: obj2yaml %t3.o > %t3.yaml # RUN: FileCheck %s --input-file=%t3.yaml --check-prefix=STRTAB # STRTAB: --- !ELF # STRTAB-NEXT: FileHeader: # STRTAB-NEXT: Class: ELFCLASS64 # STRTAB-NEXT: Data: ELFDATA2LSB # STRTAB-NEXT: Type: ET_EXEC # STRTAB-NEXT: SectionHeaderStringTable: .strtab # STRTAB-NEXT: Symbols: # STRTAB-NEXT: - Name: boz # STRTAB-NEXT: ... --- !ELF FileHeader: Class: ELFCLASS64 Data: ELFDATA2LSB Type: ET_EXEC SectionHeaderStringTable: ".strtab" Symbols: - Name: boz ## Document the case when the string table section is also the symbol table's ## dynamic string table (the key should be set). ## FIXME: Regardless of whether it is shared with the section header string ## table or not, the dynstr (and also the dynsym) should be omitted if ## they match the default behaviour. # RUN: yaml2obj --docnum=4 %s -o %t4.o # RUN: obj2yaml %t4.o > %t4.yaml # RUN: FileCheck %s --input-file=%t4.yaml --check-prefix=DYNSTR # DYNSTR: --- !ELF # DYNSTR-NEXT: FileHeader: # DYNSTR-NEXT: Class: ELFCLASS64 # DYNSTR-NEXT: Data: ELFDATA2LSB # DYNSTR-NEXT: Type: ET_EXEC # DYNSTR-NEXT: SectionHeaderStringTable: .dynstr # DYNSTR-NEXT: Sections: # DYNSTR-NEXT: - Name: .dynsym # DYNSTR-NEXT: Type: SHT_DYNSYM # DYNSTR-NEXT: Flags: [ SHF_ALLOC ] # DYNSTR-NEXT: Link: .dynstr # DYNSTR-NEXT: AddressAlign: 0x8 # DYNSTR-NEXT: - Name: .dynstr # DYNSTR-NEXT: Type: SHT_STRTAB # DYNSTR-NEXT: Flags: [ SHF_ALLOC ] # DYNSTR-NEXT: Address: 0x30 # DYNSTR-NEXT: AddressAlign: 0x1 # DYNSTR-NEXT: DynamicSymbols: # DYNSTR-NEXT: - Name: boz # DYNSTR-NEXT: ... --- !ELF FileHeader: Class: ELFCLASS64 Data: ELFDATA2LSB Type: ET_EXEC SectionHeaderStringTable: ".dynstr" DynamicSymbols: - Name: boz ## Show the case when the name is the default ".shstrtab" (the key should not be ## set). # RUN: yaml2obj --docnum=5 %s -o %t5.o # RUN: obj2yaml %t5.o > %t5.yaml # RUN: FileCheck %s --input-file=%t5.yaml --check-prefix=DEFAULT # DEFAULT: --- !ELF # DEFAULT-NEXT: FileHeader: # DEFAULT-NEXT: Class: ELFCLASS64 # DEFAULT-NEXT: Data: ELFDATA2LSB # DEFAULT-NEXT: Type: ET_EXEC # DEFAULT-NEXT: ... --- !ELF FileHeader: Class: ELFCLASS64 Data: ELFDATA2LSB Type: ET_EXEC ## Show the case when the e_shstrndx value is 0 and the name is ".shstrtab" (the ## key should not be set). # RUN: yaml2obj --docnum=6 %s -o %t6.o # RUN: obj2yaml %t6.o > %t6.yaml # RUN: FileCheck %s --input-file=%t6.yaml --check-prefix=DEFXINDEX --- !ELF FileHeader: Class: ELFCLASS64 Data: ELFDATA2LSB Type: ET_EXEC EShStrNdx: 0xffff Sections: - Type: SHT_NULL Link: .shstrtab # DEFXINDEX: --- !ELF # DEFXINDEX-NEXT: FileHeader: # DEFXINDEX-NEXT: Class: ELFCLASS64 # DEFXINDEX-NEXT: Data: ELFDATA2LSB # DEFXINDEX-NEXT: Type: ET_EXEC # DEFXINDEX-NEXT: Sections: # DEFXINDEX-NEXT: - Type: SHT_NULL # DEFXINDEX-NEXT: Link: .shstrtab # DEFXINDEX-NEXT: Size: 0x0 # DEFXINDEX-NEXT: ... ## Show that if there are no section headers, the key is not set. # RUN: yaml2obj --docnum=7 %s -o %t7.o # RUN: obj2yaml %t7.o > %t7.yaml # RUN: FileCheck %s --input-file=%t7.yaml --check-prefix=NOHDRS --- !ELF FileHeader: Class: ELFCLASS64 Data: ELFDATA2LSB Type: ET_EXEC Sections: - Type: SectionHeaderTable NoHeaders: true # NOHDRS: --- !ELF # NOHDRS-NEXT: FileHeader: # NOHDRS-NEXT: Class: ELFCLASS64 # NOHDRS-NEXT: Data: ELFDATA2LSB # NOHDRS-NEXT: Type: ET_EXEC ## FIXME: There should be a SectionHeaderTable key as per the input. # NOHDRS-NEXT: ... ## Show that a custom-named section header string table can be in a reordered ## section header table. # RUN: yaml2obj --docnum=8 %s -o %t8.o # RUN: obj2yaml %t8.o > %t8.yaml # RUN: FileCheck %s --input-file=%t8.yaml --check-prefix=REORDER # REORDER: --- !ELF # REORDER-NEXT: FileHeader: # REORDER-NEXT: Class: ELFCLASS64 # REORDER-NEXT: Data: ELFDATA2LSB # REORDER-NEXT: Type: ET_EXEC # REORDER-NEXT: SectionHeaderStringTable: .foo # REORDER-NEXT: Sections: # REORDER-NEXT: - Name: .baz # REORDER-NEXT: Type: SHT_PROGBITS # REORDER-NEXT: Offset: 0x180 # REORDER-NEXT: - Name: .bar # REORDER-NEXT: Type: SHT_PROGBITS ## FIXME: This should be at the start of the sections list. # REORDER-NEXT: - Type: SectionHeaderTable # REORDER-NEXT: Sections: # REORDER-NEXT: - Name: .baz # REORDER-NEXT: - Name: .foo # REORDER-NEXT: - Name: .bar # REORDER-NEXT: - Name: .strtab # REORDER-NEXT: ... --- !ELF FileHeader: Class: ELFCLASS64 Data: ELFDATA2LSB Type: ET_EXEC SectionHeaderStringTable: .foo Sections: - Type: SectionHeaderTable Sections: - Name: .baz - Name: .foo - Name: .bar ## FIXME: we shouldn't need a .strtab section if there are no symbols. - Name: .strtab - Name: .baz Type: SHT_PROGBITS - Name: .bar Type: SHT_PROGBITS ## Document what happens when a custom-named section header string table is ## placed in between other sections. ## FIXME: obj2yaml should preserve the ordering in the Sections list, but it ## doesn't for custom or default named tables. # RUN: yaml2obj --docnum=9 %s -o %t9.o # RUN: obj2yaml %t9.o > %t9.yaml # RUN: FileCheck %s --input-file=%t9.yaml --check-prefix=PLACED # PLACED: --- !ELF # PLACED-NEXT: FileHeader: # PLACED-NEXT: Class: ELFCLASS64 # PLACED-NEXT: Data: ELFDATA2LSB # PLACED-NEXT: Type: ET_EXEC # PLACED-NEXT: SectionHeaderStringTable: .foo # PLACED-NEXT: Sections: # PLACED-NEXT: - Name: .baz # PLACED-NEXT: Type: SHT_PROGBITS # PLACED-NEXT: - Name: .bar # PLACED-NEXT: Type: SHT_PROGBITS --- !ELF FileHeader: Class: ELFCLASS64 Data: ELFDATA2LSB Type: ET_EXEC SectionHeaderStringTable: .foo Sections: - Name: .baz Type: SHT_PROGBITS - Name: .foo Type: SHT_STRTAB - Name: .bar Type: SHT_PROGBITS ## Show that a custom-named section header string table can be given different ## properties. # RUN: yaml2obj --docnum=10 %s -o %t10.o # RUN: obj2yaml %t10.o > %t10.yaml # RUN: FileCheck %s --input-file=%t10.yaml --check-prefix=PROPS # PROPS: --- !ELF # PROPS-NEXT: FileHeader: # PROPS-NEXT: Class: ELFCLASS64 # PROPS-NEXT: Data: ELFDATA2LSB # PROPS-NEXT: Type: ET_EXEC # PROPS-NEXT: SectionHeaderStringTable: .foo # PROPS-NEXT: Sections: # PROPS-NEXT: - Name: .foo # PROPS-NEXT: Type: SHT_STRTAB # PROPS-NEXT: Flags: [ SHF_ALLOC ] # PROPS-NEXT: ... --- !ELF FileHeader: Class: ELFCLASS64 Data: ELFDATA2LSB Type: ET_EXEC SectionHeaderStringTable: .foo Sections: - Name: .foo Type: SHT_STRTAB Flags: [ SHF_ALLOC ] ## Show that an error is reported if the section header string table name cannot ## be read. # RUN: yaml2obj --docnum=11 %s -o %t11.o # RUNasda: not obj2yaml %t11.o 2>&1 | FileCheck %s --check-prefix=ERR -DFILE=%t11.o # ERR: Error reading file: [[FILE]]: unable to read section header string table name: a section [index 1] has an invalid sh_name (0x10000) offset which goes past the end of the section name string table --- !ELF FileHeader: Class: ELFCLASS64 Data: ELFDATA2LSB Type: ET_EXEC Sections: - Name: .shstrtab Type: SHT_STRTAB ShName: 0x10000 ## Show that the name is uniquified if necessary. ## Case 1: generic name. # RUN: yaml2obj --docnum=12 %s -o %t12.o # RUN: obj2yaml %t12.o > %t12.yaml # RUN: FileCheck %s --input-file=%t12.yaml --check-prefix=UNIQUIFY1 # UNIQUIFY1: --- !ELF # UNIQUIFY1-NEXT: FileHeader: # UNIQUIFY1-NEXT: Class: ELFCLASS64 # UNIQUIFY1-NEXT: Data: ELFDATA2LSB # UNIQUIFY1-NEXT: Type: ET_EXEC # UNIQUIFY1-NEXT: SectionHeaderStringTable: '.strings (1)' # UNIQUIFY1-NEXT: Sections: # UNIQUIFY1-NEXT: - Name: .strings # UNIQUIFY1-NEXT: Type: SHT_PROGBITS # UNIQUIFY1-NEXT: ... --- !ELF FileHeader: Class: ELFCLASS64 Data: ELFDATA2LSB Type: ET_EXEC SectionHeaderStringTable: '.strings (1)' Sections: - Name: '.strings (2)' Type: SHT_PROGBITS ## Case 2: '.strtab' when symbols are present. # RUN: yaml2obj --docnum=13 %s -o %t13.o '-DNAME=".strtab (1)"' # RUN: obj2yaml %t13.o > %t13.yaml # RUN: FileCheck %s --input-file=%t13.yaml --check-prefix=UNIQUIFY2 \ # RUN: -DNAME=.strtab # UNIQUIFY2: --- !ELF # UNIQUIFY2-NEXT: FileHeader: # UNIQUIFY2-NEXT: Class: ELFCLASS64 # UNIQUIFY2-NEXT: Data: ELFDATA2LSB # UNIQUIFY2-NEXT: Type: ET_EXEC # UNIQUIFY2-NEXT: SectionHeaderStringTable: '[[NAME]] (1)' # UNIQUIFY2-NEXT: Symbols: # UNIQUIFY2-NEXT: - Name: foo # UNIQUIFY2-NEXT: ... --- !ELF FileHeader: Class: ELFCLASS64 Data: ELFDATA2LSB Type: ET_EXEC SectionHeaderStringTable: [[NAME]] Symbols: - Name: foo ## Case 3: '.symtab' when symbols are present. # RUN: yaml2obj --docnum=13 %s -o %t14.o '-DNAME=".symtab (1)"' # RUN: obj2yaml %t14.o > %t14.yaml # RUN: FileCheck %s --input-file=%t14.yaml --check-prefix=UNIQUIFY2 \ # RUN: -DNAME=.symtab ## Case 4: '.dynstr' when dynamic symbols are present. # RUN: yaml2obj --docnum=14 %s -o %t15.o '-DNAME=".dynstr (1)"' # RUN: obj2yaml %t15.o > %t15.yaml # RUN: FileCheck %s --input-file=%t15.yaml --check-prefix=UNIQUIFY3 \ # RUN: -DNAME=.dynstr # UNIQUIFY3: --- !ELF # UNIQUIFY3-NEXT: FileHeader: # UNIQUIFY3-NEXT: Class: ELFCLASS64 # UNIQUIFY3-NEXT: Data: ELFDATA2LSB # UNIQUIFY3-NEXT: Type: ET_EXEC # UNIQUIFY3-NEXT: SectionHeaderStringTable: '[[NAME]] (1)' ## FIXME: The .dynsym and .dynstr sections shouldn't need to be emitted, since ## their values are the default produced by yaml2obj. # UNIQUIFY3-NEXT: Sections: # UNIQUIFY3-NEXT: - Name: .dynsym # UNIQUIFY3-NEXT: Type: SHT_DYNSYM # UNIQUIFY3-NEXT: Flags: [ SHF_ALLOC ] # UNIQUIFY3-NEXT: Link: .dynstr # UNIQUIFY3-NEXT: AddressAlign: 0x8 # UNIQUIFY3-NEXT: - Name: .dynstr # UNIQUIFY3-NEXT: Type: SHT_STRTAB # UNIQUIFY3-NEXT: Flags: [ SHF_ALLOC ] # UNIQUIFY3-NEXT: Address: 0x30 # UNIQUIFY3-NEXT: AddressAlign: 0x1 # UNIQUIFY3-NEXT: DynamicSymbols: # UNIQUIFY3-NEXT: - Name: foo # UNIQUIFY3-NEXT: ... --- !ELF FileHeader: Class: ELFCLASS64 Data: ELFDATA2LSB Type: ET_EXEC SectionHeaderStringTable: [[NAME]] DynamicSymbols: - Name: foo ## Case 5: '.dynsym' when dynamic symbols are present. # RUN: yaml2obj --docnum=14 %s -o %t16.o '-DNAME=".dynsym (1)"' # RUN: obj2yaml %t16.o > %t16.yaml # RUN: FileCheck %s --input-file=%t16.yaml --check-prefix=UNIQUIFY3 \ # RUN: -DNAME=.dynsym ## Case 6: Document what happens for '.debug_str' when DWARF debug strings are ## requested. The dwarf2yaml code uses the last .debug_* named section ## to populate the corresponding DWARF block. As a result, the original ## .debug_str content is lost. ## TODO: We should prevent the dwarf2yaml code from using the section header ## string table to populate the DWARF block. # RUN: yaml2obj --docnum=15 %s -o %t17.o # RUN: obj2yaml %t17.o > %t17.yaml # RUN: FileCheck %s --input-file=%t17.yaml --check-prefix=UNIQUIFY6 # UNIQUIFY6: --- !ELF # UNIQUIFY6-NEXT: FileHeader: # UNIQUIFY6-NEXT: Class: ELFCLASS64 # UNIQUIFY6-NEXT: Data: ELFDATA2LSB # UNIQUIFY6-NEXT: Type: ET_EXEC # UNIQUIFY6-NEXT: SectionHeaderStringTable: '.debug_str (1)' # UNIQUIFY6-NEXT: DWARF: # UNIQUIFY6-NEXT: debug_str: # UNIQUIFY6-NEXT: - '' # UNIQUIFY6-NEXT: - .debug_str # UNIQUIFY6-NEXT: - .strtab # UNIQUIFY6-NEXT: ... --- !ELF FileHeader: Class: ELFCLASS64 Data: ELFDATA2LSB Type: ET_EXEC SectionHeaderStringTable: '.debug_str (1)' DWARF: debug_str: - string