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114 lines
3.3 KiB
114 lines
3.3 KiB
4 months ago
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## Check how obj2yaml produces SHT_HASH section descriptions.
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## Check that obj2yaml uses "Bucket" and "Chain" tags to describe
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## a SHT_HASH section when it has content of a correct size.
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## I.e. data size == 4 * (2 + nbucket + nchain).
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# RUN: yaml2obj --docnum=1 %s -o %t1
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# RUN: obj2yaml %t1 | FileCheck %s --check-prefix=CHAIN-BUCKET
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# CHAIN-BUCKET: - Name: .hash1
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# CHAIN-BUCKET-NEXT: Type: SHT_HASH
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# CHAIN-BUCKET-NEXT: Bucket: [ 3 ]
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# CHAIN-BUCKET-NEXT: Chain: [ 4, 5 ]
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# CHAIN-BUCKET: - Name: .hash2
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# CHAIN-BUCKET-NEXT: Type: SHT_HASH
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# CHAIN-BUCKET-NEXT: Bucket: [ ]
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# CHAIN-BUCKET-NEXT: Chain: [ ]
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--- !ELF
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FileHeader:
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Class: ELFCLASS32
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Data: ELFDATA2LSB
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Type: ET_DYN
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Sections:
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## Case 1: A non-empty hash table: nbucket == 1, nchain == 2.
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- Name: .hash1
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Type: SHT_HASH
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Content: '0100000002000000030000000400000005000000'
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## Case 2: An empty hash table: nbucket == 0, nchain == 0.
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- Name: .hash2
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Type: SHT_HASH
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Content: '0000000000000000'
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## Check that obj2yaml falls back to using the "Content" tag when
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## hash sections are broken.
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# RUN: yaml2obj --docnum=2 %s -o %t2
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# RUN: obj2yaml %t2 | FileCheck %s --check-prefix=CONTENT
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# CONTENT: - Name: .empty_hash
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# CONTENT-NEXT: Type: SHT_HASH
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# CONTENT-NEXT: Content: ''
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# CONTENT-NEXT: - Name: .invalid_header
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# CONTENT-NEXT: Type: SHT_HASH
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# CONTENT-NEXT: Content: '00'
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# CONTENT-NEXT: - Name: .truncated
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# CONTENT-NEXT: Type: SHT_HASH
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# CONTENT-NEXT: Content: '01000000020000000300000004000000'
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# CONTENT-NEXT: - Name: .oversized
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# CONTENT-NEXT: Type: SHT_HASH
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# CONTENT-NEXT: Content: '0100000002000000030000000400000000'
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--- !ELF
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FileHeader:
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Class: ELFCLASS32
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Data: ELFDATA2LSB
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Type: ET_DYN
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Sections:
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## Case 1: section has no data.
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- Name: .empty_hash
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Type: SHT_HASH
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Content: ''
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## Case 2: section size is less than 2 * 4.
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- Name: .invalid_header
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Type: SHT_HASH
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Content: '00'
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## Case 3: nbucket == 1, nchain == 2.
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## Section size is less than (2 * nbucket + nchain) * 4.
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- Name: .truncated
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Type: SHT_HASH
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Content: '01000000020000000300000004000000'
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## Case 4: nbucket == 1, nchain == 2.
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## Section size is greater than (2 * nbucket + nchain) * 4.
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- Name: .oversized
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Type: SHT_HASH
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Content: '0100000002000000030000000400000000'
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## Check how we dump the "EntSize" field. When the sh_entsize is 4,
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## we don't print it, because it is the default value for the SHT_HASH section.
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# RUN: yaml2obj --docnum=3 %s -o %t3
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# RUN: obj2yaml %t3 | FileCheck %s --check-prefix=ENT-SIZE
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# ENT-SIZE: - Name: .hash.entsize.0
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# ENT-SIZE-NEXT: Type: SHT_HASH
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# ENT-SIZE-NEXT: EntSize: 0x0
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# ENT-SIZE-NEXT: Content: ''
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# ENT-SIZE-NEXT: - Name: .hash.entsize.4.default
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# ENT-SIZE-NEXT: Type: SHT_HASH
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# ENT-SIZE-NEXT: Content: ''
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# ENT-SIZE-NEXT: - Name: .hash.entsize.255
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# ENT-SIZE-NEXT: Type: SHT_HASH
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# ENT-SIZE-NEXT: EntSize: 0xFF
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# ENT-SIZE-NEXT: Content: ''
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--- !ELF
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FileHeader:
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Class: ELFCLASS32
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Data: ELFDATA2LSB
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Type: ET_DYN
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Sections:
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- Name: .hash.entsize.0
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Type: SHT_HASH
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EntSize: 0
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Size: 0
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- Name: .hash.entsize.4.default
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Type: SHT_HASH
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EntSize: 4
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Size: 0
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- Name: .hash.entsize.255
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Type: SHT_HASH
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EntSize: 255
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Size: 0
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