Zig 0.17.0-dev (Split by item)

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memset_chk

builtins.memset_chk

pub inline fn memset_chk(
    dst: ?*anyopaque,
    val: c_int,
    len: usize,
    remaining: usize,
) ?*anyopaque

File

lib/std/zig/c_translation/builtins.zig:185

Code

pub inline fn memset_chk(
    dst: ?*anyopaque,
    val: c_int,
    len: usize,
    remaining: usize,
) ?*anyopaque {
    if (len > remaining) @panic("__builtin___memset_chk called with len > remaining");
    const dst_cast = @as([*c]u8, @ptrCast(dst));
    @memset(dst_cast[0..len], @as(u8, @bitCast(@as(i8, @truncate(val)))));
    return dst;
}