| ## Check how obj2yaml produces SHT_HASH section descriptions. |
| |
| ## Check that obj2yaml uses "Bucket" and "Chain" tags to describe |
| ## a SHT_HASH section when it has content of a correct size. |
| ## I.e. data size == 4 * (2 + nbucket + nchain). |
| |
| # RUN: yaml2obj --docnum=1 %s -o %t1 |
| # RUN: obj2yaml %t1 | FileCheck %s --check-prefix=CHAIN-BUCKET |
| |
| # CHAIN-BUCKET: - Name: .hash1 |
| # CHAIN-BUCKET-NEXT: Type: SHT_HASH |
| # CHAIN-BUCKET-NEXT: Bucket: [ 3 ] |
| # CHAIN-BUCKET-NEXT: Chain: [ 4, 5 ] |
| # CHAIN-BUCKET: - Name: .hash2 |
| # CHAIN-BUCKET-NEXT: Type: SHT_HASH |
| # CHAIN-BUCKET-NEXT: Bucket: [ ] |
| # CHAIN-BUCKET-NEXT: Chain: [ ] |
| |
| --- !ELF |
| FileHeader: |
| Class: ELFCLASS32 |
| Data: ELFDATA2LSB |
| Type: ET_DYN |
| Sections: |
| ## Case 1: A non-empty hash table: nbucket == 1, nchain == 2. |
| - Name: .hash1 |
| Type: SHT_HASH |
| Content: '0100000002000000030000000400000005000000' |
| ## Case 2: An empty hash table: nbucket == 0, nchain == 0. |
| - Name: .hash2 |
| Type: SHT_HASH |
| Content: '0000000000000000' |
| |
| ## Check that obj2yaml falls back to using the "Content" tag when |
| ## hash sections are broken. |
| |
| # RUN: yaml2obj --docnum=2 %s -o %t2 |
| # RUN: obj2yaml %t2 | FileCheck %s --check-prefix=CONTENT |
| |
| # CONTENT: - Name: .empty_hash |
| # CONTENT-NEXT: Type: SHT_HASH |
| # CONTENT-NEXT: Content: '' |
| # CONTENT-NEXT: - Name: .invalid_header |
| # CONTENT-NEXT: Type: SHT_HASH |
| # CONTENT-NEXT: Content: '00' |
| # CONTENT-NEXT: - Name: .truncated |
| # CONTENT-NEXT: Type: SHT_HASH |
| # CONTENT-NEXT: Content: '01000000020000000300000004000000' |
| # CONTENT-NEXT: - Name: .oversized |
| # CONTENT-NEXT: Type: SHT_HASH |
| # CONTENT-NEXT: Content: '0100000002000000030000000400000000' |
| # CONTENT-NEXT: - Name: .overflow1 |
| # CONTENT-NEXT: Type: SHT_HASH |
| # CONTENT-NEXT: Content: 01000000FFFFFFFF{{$}} |
| # CONTENT-NEXT: - Name: .overflow2 |
| # CONTENT-NEXT: Type: SHT_HASH |
| # CONTENT-NEXT: Content: FFFFFFFF01000000{{$}} |
| # CONTENT-NEXT: ... |
| |
| --- !ELF |
| FileHeader: |
| Class: ELFCLASS32 |
| Data: ELFDATA2LSB |
| Type: ET_DYN |
| Sections: |
| ## Case 1: section has no data. |
| - Name: .empty_hash |
| Type: SHT_HASH |
| Content: '' |
| ## Case 2: section size is less than 2 * 4. |
| - Name: .invalid_header |
| Type: SHT_HASH |
| Content: '00' |
| ## Case 3: nbucket == 1, nchain == 2. |
| ## Section size is less than (2 * nbucket + nchain) * 4. |
| - Name: .truncated |
| Type: SHT_HASH |
| Content: '01000000020000000300000004000000' |
| ## Case 4: nbucket == 1, nchain == 2. |
| ## Section size is greater than (2 * nbucket + nchain) * 4. |
| - Name: .oversized |
| Type: SHT_HASH |
| Content: '0100000002000000030000000400000000' |
| ## Case 5, 6: NChain/NBucket are incorrect and causing 32-bit |
| ## unsigned overflows of intermediate expressions. |
| - Name: .overflow1 |
| Type: SHT_HASH |
| Bucket: [ ] |
| Chain: [ ] |
| NBucket: 0x1 |
| NChain: 0xffffffff |
| - Name: .overflow2 |
| Type: SHT_HASH |
| Bucket: [ ] |
| Chain: [ ] |
| NBucket: 0xffffffff |
| NChain: 0x1 |
| |
| ## Check how we dump the "EntSize" field. When the sh_entsize is 4, |
| ## we don't print it, because it is the default value for the SHT_HASH section. |
| |
| # RUN: yaml2obj --docnum=3 %s -o %t3 |
| # RUN: obj2yaml %t3 | FileCheck %s --check-prefix=ENT-SIZE |
| |
| # ENT-SIZE: - Name: .hash.entsize.0 |
| # ENT-SIZE-NEXT: Type: SHT_HASH |
| # ENT-SIZE-NEXT: EntSize: 0x0 |
| # ENT-SIZE-NEXT: Content: '' |
| # ENT-SIZE-NEXT: - Name: .hash.entsize.4.default |
| # ENT-SIZE-NEXT: Type: SHT_HASH |
| # ENT-SIZE-NEXT: Content: '' |
| # ENT-SIZE-NEXT: - Name: .hash.entsize.255 |
| # ENT-SIZE-NEXT: Type: SHT_HASH |
| # ENT-SIZE-NEXT: EntSize: 0xFF |
| # ENT-SIZE-NEXT: Content: '' |
| |
| --- !ELF |
| FileHeader: |
| Class: ELFCLASS32 |
| Data: ELFDATA2LSB |
| Type: ET_DYN |
| Sections: |
| - Name: .hash.entsize.0 |
| Type: SHT_HASH |
| EntSize: 0 |
| Size: 0 |
| - Name: .hash.entsize.4.default |
| Type: SHT_HASH |
| EntSize: 4 |
| Size: 0 |
| - Name: .hash.entsize.255 |
| Type: SHT_HASH |
| EntSize: 255 |
| Size: 0 |