%global githubname   libbpf
%global githubver    0.8.1
%global githubfull   %{githubname}-%{githubver}

Name:           %{githubname}
Version:        %{githubver}
Release:        21
Summary:        Libbpf library

License:        LGPLv2 or BSD
URL:            https://github.com/%{githubname}/%{githubname}
Source:         https://github.com/%{githubname}/%{githubname}/archive/refs/tags/v%{githubver}.tar.gz
BuildRequires:  gcc elfutils-libelf-devel elfutils-devel

#patches
Patch0000:      backport-libbpf-Fix-determine_ptr_size-guessing.patch
Patch0001:      backport-libbpf-preserve-errno-across-pr_warn-pr_info-pr_debug.patch
Patch0002:      backport-libbpf-Ensure-functions-with-always_inline-attribute-are-inline.patch
Patch0003:      backport-libbpf-Fix-the-name-of-a-reused-map.patch
Patch0004:      backport-libbpf-Fix-crash-if-SEC-freplace-programs-don-t-have.patch
Patch0005:      backport-libbpf-Fix-the-case-of-running-as-non-root-with-capa.patch
Patch0006:      backport-libbpf-Fix-overrun-in-netlink-attribute-iteration.patch
Patch0007:      backport-libbpf-Fix-use-after-free-in-btf_dump_name_dups.patch
Patch0008:      backport-libbpf-Deal-with-section-with-no-data-gracefully.patch
Patch0009:      backport-libbpf-Fix-null-pointer-dereference-in-find_prog_by_.patch
Patch0010:      backport-sync-start-syncing-include-uapi-linux-fcntl.h-UAPI-h.patch
Patch0011:      backport-libbpf-Handle-size-overflow-for-ringbuf-mmap.patch
Patch0012:      backport-libbpf-Use-page-size-as-max_entries-when-probing-rin.patch
Patch0013:      backport-libbpf-Fix-alen-calculation-in-libbpf_nla_dump_error.patch
Patch0014:      backport-libbpf-Disable-SEC-pragma-macro-on-GCC.patch
Patch0015:      backport-libbpf-disassociate-section-handler-on-explicit-bpf_.patch
Patch0016:      backport-libbpf-Use-correct-return-pointer-in-attach_raw_tp.patch
Patch0017:      backport-libbpf-Use-elf_getshdrnum-instead-of-e_shnum.patch
Patch0018:      backport-libbpf-Ensure-FD-3-during-bpf_map__reuse_fd.patch
Patch0019:      backport-libbpf-Ensure-libbpf-always-opens-files-with-O_CLOEX.patch
Patch0020:      0001-remove-nonexistent-helper-functions-and-add-new-help.patch
Patch0021:      backport-libbpf-Fix-realloc-API-handling-in-zero-sized-edge-cases.patch
Patch0022:      backport-libbpf-Set-close-on-exec-flag-on-gzopen.patch
Patch0023:      backport-libbpf-Fix-is_pow_of_2.patch
Patch0024:      backport-libbpf-make-RINGBUF-map-size-adjustments-more-eagerly.patch
Patch0025:      backport-libbpf-Fix-NULL-pointer-dereference-in_bpf_object__c.patch
Patch0026:      backport-libbpf-Fix-str_has_sfxs-return-value.patch
Patch0027:      backport-libbpf-Initialize-err-in-probe_map_create.patch
Patch0028:      backport-libbpf-Modify-the-function-name-in-libbpf.c-to-match.patch
Patch0029:      backport-libbpf-Fix-an-error-in-64bit-relocation-value-comput.patch
Patch0030:      backport-libbpf-Avoid-uninitialized-value-in-BPF_CORE_READ_BI.patch
Patch0031:      backport-libbpf-Add-NULL-checks-to-bpf_object__prev_map,next_.patch
Patch0032:      backport-libbpf-Apply-map_set_def_max_entries-for-inner_maps-.patch
Patch0033:      backport-libbpf-Fix-uninitialized-warning-in-btf_dump_dump_ty.patch
Patch0034:      backport-libbpf-Dont-take-direct-pointers-into-BTF-data-from-.patch
Patch0035:	backport-libbpf-Do-not-resolve-size-on-duplicate-FUNCs.patch
Patch0036:	backport-libbpf-Fix-bpf_object__open_skeleton-s-mishandling-o.patch
Patch0037:	backport-libbpf-Fix-segfault-due-to-libelf-functions-not-sett.patch
Patch0038:	backport-libbpf-Fixed-getting-wrong-return-address-on-arm64-a.patch
Patch0039:	backport-libbpf-fix-sym_is_subprog-logic-for-weak-global-subp.patch
Patch0040:	backport-libbpf-move-global-data-mmap-ing-into-bpf_object__lo.patch
Patch0041:      backport-libbpf-Adaption-for-sched-type-eBPF-program.patch
Patch0042:      backport-libbpf-Fix-out-of-bound-read.patch
Patch0043:      backport-libbpf-fix-LDX_STX_ST-CO-RE-relocation-size-adjustment-logic.patch
Patch0044:      backport-libbpf-Fix-hypothetical-STT_SECTION-extern-NULL-deref-case.patch
Patch0045:      backport-libbpf-Add-bpf_cpumask_op-API-to-support-prefered-cp.patch

# This package supersedes libbpf from kernel-tools,
# which has default Epoch: 0. By having Epoch: 1
# this libbpf will take over smoothly
Epoch:          2

%description
A mirror of bpf-next linux tree bpf-next/tools/lib/bpf directory plus its
supporting header files. The version of the package reflects the version of
ABI.

%package devel
Summary:        Development files for %{name}
Requires:       %{name} = 2:%{version}-%{release}
Requires:       kernel-headers >= 5.10.0

%description devel
The %{name}-devel package contains libraries header files for
developing applications that use %{name}

%package static
Summary: Static library for libbpf development
Requires: %{name}-devel = 2:%{version}-%{release}

%description static
The %{name}-static package contains static library for
developing applications that use %{name}

%global make_flags DESTDIR=%{buildroot} OBJDIR=%{_builddir} CFLAGS="%{build_cflags} -fPIC -Werror" LDFLAGS="%{build_ldflags} -Werror -Wl,--no-as-needed -Wl,-z,noexecstack" LIBDIR=/%{_libdir} NO_PKG_CONFIG=1

%prep
%autosetup -n %{githubfull} -p1

%build
%make_build -C ./src %{make_flags}

%install
%make_install -C ./src %{make_flags}

%files
%{_libdir}/libbpf.so.%{githubver}
%{_libdir}/libbpf.so.0

%files devel
%{_libdir}/libbpf.so
%{_includedir}/bpf/
%{_libdir}/pkgconfig/libbpf.pc

%files static
%{_libdir}/libbpf.a

%changelog
* Sat Sep 13 2025 tianmuyang <tianmuyang@huawei.com> 2:0.8.1-21
- Add bpf_cpumask_op API to support prefered cpu control in eBPF program:
  backport-libbpf-Add-bpf_cpumask_op-API-to-support-prefered-cp.patch

* Wed Jul 30 2025 andy <liuyang01@kylinos.cn> 2:0.8.1-20
- backport patch from upstream:
  backport-libbpf-Fix-out-of-bound-read.patch
  backport-libbpf-fix-LDX_STX_ST-CO-RE-relocation-size-adjustment-logic.patch
  backport-libbpf-Fix-hypothetical-STT_SECTION-extern-NULL-deref-case.patch

* Mon Jun 23 2025 tianmuyang <tianmuyang@huawei.com> 2:0.8.1-19
- Adaption for sched type eBPF program:
  backport-libbpf-Adaption-for-sched-type-eBPF-program.patch 

* Fri Mar 14 2025 zhangmingyi <zhangmingyi5@huawei.com> 2:0.8.1-18
- backport patch from upstream:
  backport-libbpf-Do-not-resolve-size-on-duplicate-FUNCs.patch
  backport-libbpf-Fix-bpf_object__open_skeleton-s-mishandling-o.patch
  backport-libbpf-Fix-segfault-due-to-libelf-functions-not-sett.patch
  backport-libbpf-Fixed-getting-wrong-return-address-on-arm64-a.patch
  backport-libbpf-fix-sym_is_subprog-logic-for-weak-global-subp.patch
  backport-libbpf-move-global-data-mmap-ing-into-bpf_object__lo.patch

* Mon Dec 30 2024 zhangmingyi <zhangmingyi5@huawei.com> 2:0.8.1-17
- backport patch from upstream:
  backport-libbpf-Dont-take-direct-pointers-into-BTF-data-from-.patch

* Wed Oct 09 2024 zhangmingyi <zhangmingyi5@huawei.com> 2:0.8.1-16
- backport patch from upstream:
  backport-libbpf-Add-NULL-checks-to-bpf_object__prev_map,next_.patch
  backport-libbpf-Apply-map_set_def_max_entries-for-inner_maps-.patch
  backport-libbpf-Fix-uninitialized-warning-in-btf_dump_dump_ty.patch

* Wed Sep 25 2024 zhangmingyi <zhangmingyi5@huawei.com> 2:0.8.1-15
- backport patch from upstream:
  backport-libbpf-Avoid-uninitialized-value-in-BPF_CORE_READ_BI.patch

* Thu Jun 20 2024 xiesongyang <xiesongyang@huawei.com> - 2:0.8.1-14
- backport patch from upstream:
  backport-libbpf-Fix-an-error-in-64bit-relocation-value-comput.patch

* Sun Apr 28 2024 jinzhiguang <jinzhiguang@kylinos.cn> - 2:0.8.1-13
- backport patch from upstream:
  backport-libbpf-Modify-the-function-name-in-libbpf.c-to-match.patch

* Mon Apr 15 2024 zhangmingyi <zhangmingyi5@huawei.com> 2:0.8.1-12
- backport patches from upstream:
  backport-libbpf-Fix-NULL-pointer-dereference-in_bpf_object__c.patch
  backport-libbpf-Fix-str_has_sfxs-return-value.patch
  backport-libbpf-Initialize-err-in-probe_map_create.patch

* Thu Dec 7 2023 zhangmingyi <zhangmingyi5@huawei.com> 2:0.8.1-11
- backport patches from upstream:
  backport-libbpf-Fix-realloc-API-handling-in-zero-sized-edge-cases.patch
  backport-libbpf-Set-close-on-exec-flag-on-gzopen.patch
  backport-libbpf-Fix-is_pow_of_2.patch
  backport-libbpf-make-RINGBUF-map-size-adjustments-more-eagerly.patch

* Fri Dec 1 2023 liningjie <liningjie@xfusion.com> 2:0.8.1-10
- backport patches from openEuler-22.03-LTS-SP2:
  0001-remove-nonexistent-helper-functions-and-add-new-help.patch

* Mon Aug 14 2023 zhangmingyi <zhangmingyi5@huawei.com> 2:0.8.1-9
- backport patches from upstream:
  backport-libbpf-Ensure-FD-3-during-bpf_map__reuse_fd.patch
  backport-libbpf-Ensure-libbpf-always-opens-files-with-O_CLOEX.patch

* Sat May 13 2023 zhangmingyi <zhangmingyi5@huawei.com> -2:0.8.1-8
- backport patches from upstream:
  backport-libbpf-disassociate-section-handler-on-explicit-bpf_.patch
  backport-libbpf-Use-correct-return-pointer-in-attach_raw_tp.patch
  backport-libbpf-Use-elf_getshdrnum-instead-of-e_shnum.patch

* Fri May 12 2023 zhangmingyi <zhangmingyi5@huawei.com> -2:0.8.1-7
- backport patches from upstream:
  backport-libbpf-Disable-SEC-pragma-macro-on-GCC.patch

* Thu May 4 2023 SuperCharge <xiesongyang@huawei.com> -2:0.8.1-6
- backport patches from upstream:
  backport-libbpf-Fix-alen-calculation-in-libbpf_nla_dump_error.patch
  
* Thu May 4 2023 zhangmingyi <zhangmingyi5@huawei.com> -2:0.8.1-5 
- add -Werror -Wl,-z,noexecstack options

* Thu Feb 23 2023 JofDiamonds <kwb0523@163.com> -2:0.8.1-4
- backport patches from upstream:
  backport-libbpf-Fix-overrun-in-netlink-attribute-iteration.patch
  backport-libbpf-Fix-use-after-free-in-btf_dump_name_dups.patch
  backport-libbpf-Deal-with-section-with-no-data-gracefully.patch
  backport-libbpf-Fix-null-pointer-dereference-in-find_prog_by_.patch
  backport-sync-start-syncing-include-uapi-linux-fcntl.h-UAPI-h.patch
  backport-libbpf-Handle-size-overflow-for-ringbuf-mmap.patch
  backport-libbpf-Use-page-size-as-max_entries-when-probing-rin.patch

* Fri Jan 6 2023 zhangmingyi<zhangmingyi5@huawei.com> - 2:0.8.1-3
-- backporting: backport-libbpf-Ensure-functions-with-always_inline-attribute-are-inline.patch 
                backport-libbpf-Fix-the-name-of-a-reused-map.patch
                backport-libbpf-preserve-errno-across-pr_warn-pr_info-pr_debug.patch

* Sat Nov 26 2022 zhangmingyi <zhangmingyi@huawei.com> -2:0.8.1-2
- libbpf.spec - modify Source address

* Tue Nov 8 2022 liuxin <liuxin350@huawei.com> - 2:0.8.1-1
- update libbpf from v0.3 to v0.8.1

* Wed Oct 26 2022 zhangmingyi <zhangmingyi5@huawei.com> - 2:0.3-3
- Fix determine_ptr_size() guessing

* Mon Aug 22 2022 hujiawang <hujiawang1@huawei.com> - 2:0.3-2
- change the package name

* Tue Dec 28 2021 sunsuwan <sunsuwan2@huawei.com> - 2:0.3-1
- update libbpf from v0.1.1 to v0.3


* Wed Oct 28 2020 hubble_zhu <hubble_zhu@qq.com> - 0.1.1-1
- update libbpf from v0.0.6 to v0.1.1

* Sun Apr 26 2020 openEuler Buildteam <buildteam@openeuler.org> - 0.0.6-1
- Package init