diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/libcamera/ipa_module.cpp | 27 |
1 files changed, 10 insertions, 17 deletions
diff --git a/src/libcamera/ipa_module.cpp b/src/libcamera/ipa_module.cpp index 2c355ea8..de65525b 100644 --- a/src/libcamera/ipa_module.cpp +++ b/src/libcamera/ipa_module.cpp @@ -13,6 +13,7 @@ #include <elf.h> #include <errno.h> #include <fcntl.h> +#include <link.h> #include <string.h> #include <sys/mman.h> #include <sys/stat.h> @@ -94,25 +95,24 @@ int elfVerifyIdent(void *map, size_t soSize) * \return zero or error code, address or nullptr, size of symbol or zero, * respectively */ -template<class ElfHeader, class SecHeader, class SymHeader> std::tuple<void *, size_t> elfLoadSymbol(void *map, size_t soSize, const char *symbol) { - ElfHeader *eHdr = elfPointer<ElfHeader>(map, 0, soSize); + ElfW(Ehdr) *eHdr = elfPointer<ElfW(Ehdr)>(map, 0, soSize); if (!eHdr) return std::make_tuple(nullptr, 0); off_t offset = eHdr->e_shoff + eHdr->e_shentsize * eHdr->e_shstrndx; - SecHeader *sHdr = elfPointer<SecHeader>(map, offset, soSize); + ElfW(Shdr) *sHdr = elfPointer<ElfW(Shdr)>(map, offset, soSize); if (!sHdr) return std::make_tuple(nullptr, 0); off_t shnameoff = sHdr->sh_offset; /* Locate .dynsym section header. */ - SecHeader *dynsym = nullptr; + ElfW(Shdr) *dynsym = nullptr; for (unsigned int i = 0; i < eHdr->e_shnum; i++) { offset = eHdr->e_shoff + eHdr->e_shentsize * i; - sHdr = elfPointer<SecHeader>(map, offset, soSize); + sHdr = elfPointer<ElfW(Shdr)>(map, offset, soSize); if (!sHdr) return std::make_tuple(nullptr, 0); @@ -133,17 +133,17 @@ elfLoadSymbol(void *map, size_t soSize, const char *symbol) } offset = eHdr->e_shoff + eHdr->e_shentsize * dynsym->sh_link; - sHdr = elfPointer<SecHeader>(map, offset, soSize); + sHdr = elfPointer<ElfW(Shdr)>(map, offset, soSize); if (!sHdr) return std::make_tuple(nullptr, 0); off_t dynsym_nameoff = sHdr->sh_offset; /* Locate symbol in the .dynsym section. */ - SymHeader *targetSymbol = nullptr; + ElfW(Sym) *targetSymbol = nullptr; unsigned int dynsym_num = dynsym->sh_size / dynsym->sh_entsize; for (unsigned int i = 0; i < dynsym_num; i++) { offset = dynsym->sh_offset + dynsym->sh_entsize * i; - SymHeader *sym = elfPointer<SymHeader>(map, offset, soSize); + ElfW(Sym) *sym = elfPointer<ElfW(Sym)>(map, offset, soSize); if (!sym) return std::make_tuple(nullptr, 0); @@ -169,7 +169,7 @@ elfLoadSymbol(void *map, size_t soSize, const char *symbol) if (targetSymbol->st_shndx >= eHdr->e_shnum) return std::make_tuple(nullptr, 0); offset = eHdr->e_shoff + targetSymbol->st_shndx * eHdr->e_shentsize; - sHdr = elfPointer<SecHeader>(map, offset, soSize); + sHdr = elfPointer<ElfW(Shdr)>(map, offset, soSize); if (!sHdr) return std::make_tuple(nullptr, 0); offset = sHdr->sh_offset + (targetSymbol->st_value - sHdr->sh_addr); @@ -310,14 +310,7 @@ int IPAModule::loadIPAModuleInfo() if (ret) goto unmap; - if (sizeof(unsigned long) == 4) - std::tie(data, dataSize) = - elfLoadSymbol<Elf32_Ehdr, Elf32_Shdr, Elf32_Sym> - (map, soSize, "ipaModuleInfo"); - else - std::tie(data, dataSize) = - elfLoadSymbol<Elf64_Ehdr, Elf64_Shdr, Elf64_Sym> - (map, soSize, "ipaModuleInfo"); + std::tie(data, dataSize) = elfLoadSymbol(map, soSize, "ipaModuleInfo"); if (data && dataSize == sizeof(info_)) memcpy(&info_, data, dataSize); |