## Check that yaml2obj limits the output size by default to 10 MB. ## Check it is possible to change this limit using the ## --max-size command line option. ## One of the often cases to reach the limit is to create a section with a ## large portion of data. Check this case is handled properly. ## 0x9FFEC0 = 0xA00000 (10 MB) - sizeof(Elf_Ehdr) - sizeof(Elf_Shdr) * 4. # RUN: yaml2obj %s -DSIZE=0x9FFEC0 --docnum=1 -o /dev/null 2>&1 # RUN: not yaml2obj %s -DSIZE=0x9FFEC1 --docnum=1 -o /dev/null 2>&1 | \ # RUN: FileCheck %s --check-prefix=ERROR # ERROR: error: the desired output size is greater than permitted. Use the --max-size option to change the limit ## We use 0xA00008 instead of 0xA00001 here because the section header table ## offset is aligned to 8 bytes, so we need to request 7 more bytes for it. # RUN: yaml2obj %s -DSIZE=0x9FFEC1 --docnum=1 --max-size=0xA00008 -o /dev/null --- !ELF FileHeader: Class: ELFCLASS64 Data: ELFDATA2LSB Type: ET_REL Sections: - Name: .section Type: SHT_PROGBITS Size: [[SIZE]] - Name: .strtab Type: SHT_PROGBITS Size: 0x0 - Name: .shstrtab Type: SHT_PROGBITS Size: 0x0 ## Another possible case is when an alignment gap inserted ## is too large because of overaligning. Check it is also handled properly. # RUN: not yaml2obj %s --docnum=2 -o /dev/null 2>&1 | FileCheck %s --check-prefix=ERROR --- !ELF FileHeader: Class: ELFCLASS64 Data: ELFDATA2LSB Type: ET_REL Sections: - Name: .foo Type: SHT_PROGBITS - Name: .bar Type: SHT_PROGBITS AddressAlign: 0xA00100 Size: 0x0 ## Check that we can drop the limit with the use of --max-size=0. # RUN: yaml2obj --max-size=0 %s --docnum=2 -o /dev/null