authorgravatar for alex_naskos@hotmail.comAlexandros Naskos <alex_naskos@hotmail.com> 2020-03-02 11:44:21+02:00
committergravatar for alex_naskos@hotmail.comAlexandros Naskos <alex_naskos@hotmail.com> 2020-03-02 11:44:21+02:00
loga48cd1cf585a0f69f381a61ac43678c64e4a9a81
tree849f896e3e14ee8cda15142db285a3808af68873
parent00be934569d25e3b041091ff63a4cf6c456d1403

Allow wrapping in VDSO lookup


1 files changed, 3 insertions(+), 3 deletions(-)

lib/std/os/linux/vdso.zig+3-3
......@@ -22,7 +22,7 @@ pub fn lookup(vername: []const u8, name: []const u8) usize {
2222 }) {
2323 const this_ph = @intToPtr(*elf.Phdr, ph_addr);
2424 switch (this_ph.p_type) {
25 elf.PT_LOAD => base = vdso_addr + this_ph.p_offset - this_ph.p_vaddr,
25 elf.PT_LOAD => base = vdso_addr +% this_ph.p_offset -% this_ph.p_vaddr,
2626 elf.PT_DYNAMIC => maybe_dynv = @intToPtr([*]usize, vdso_addr + this_ph.p_offset),
2727 else => {},
2828 }
......@@ -40,7 +40,7 @@ pub fn lookup(vername: []const u8, name: []const u8) usize {
4040 {
4141 var i: usize = 0;
4242 while (dynv[i] != 0) : (i += 2) {
43 const p = base + dynv[i + 1];
43 const p = base +% dynv[i + 1];
4444 switch (dynv[i]) {
4545 elf.DT_STRTAB => maybe_strings = @intToPtr([*]u8, p),
4646 elf.DT_SYMTAB => maybe_syms = @intToPtr([*]elf.Sym, p),
......@@ -71,7 +71,7 @@ pub fn lookup(vername: []const u8, name: []const u8) usize {
7171 if (!checkver(maybe_verdef.?, versym[i], vername, strings))
7272 continue;
7373 }
74 return base + syms[i].st_value;
74 return base +% syms[i].st_value;
7575 }
7676
7777 return 0;