From 3f97b6f6c344500e0005063d1580afdb32c333e4 Mon Sep 17 00:00:00 2001 From: midipix Date: Sat, 27 Apr 2024 19:48:23 +0000 Subject: mdso_create_implib_objects(): eliminate the use of sprintf(). --- src/internal/mdso_hexfmt_impl.c | 35 +++++++++++++++++++++++++++++++++++ src/internal/mdso_hexfmt_impl.h | 14 ++++++++++++++ 2 files changed, 49 insertions(+) create mode 100644 src/internal/mdso_hexfmt_impl.c create mode 100644 src/internal/mdso_hexfmt_impl.h (limited to 'src/internal') diff --git a/src/internal/mdso_hexfmt_impl.c b/src/internal/mdso_hexfmt_impl.c new file mode 100644 index 0000000..33d337b --- /dev/null +++ b/src/internal/mdso_hexfmt_impl.c @@ -0,0 +1,35 @@ +/****************************************************************/ +/* mdso: midipix dso scavenger */ +/* Copyright (C) 2015--2024 SysDeer Technologies, LLC */ +/* Released under GPLv2 and GPLv3; see COPYING.MDSO. */ +/****************************************************************/ + +#include + +char buf[256] = {0}; + +static unsigned char mdso_hexfmt[16] = { + '0','1','2','3','4','5','6','7', + '8','9','a','b','c','d','e','f', +}; + +void mdso_write_hex_64(char * ch, uint64_t val) +{ + ch[0xf] = mdso_hexfmt[val % 16]; val >>= 4; + ch[0xe] = mdso_hexfmt[val % 16]; val >>= 4; + ch[0xd] = mdso_hexfmt[val % 16]; val >>= 4; + ch[0xc] = mdso_hexfmt[val % 16]; val >>= 4; + ch[0xb] = mdso_hexfmt[val % 16]; val >>= 4; + ch[0xa] = mdso_hexfmt[val % 16]; val >>= 4; + ch[0x9] = mdso_hexfmt[val % 16]; val >>= 4; + ch[0x8] = mdso_hexfmt[val % 16]; val >>= 4; + + ch[0x7] = mdso_hexfmt[val % 16]; val >>= 4; + ch[0x6] = mdso_hexfmt[val % 16]; val >>= 4; + ch[0x5] = mdso_hexfmt[val % 16]; val >>= 4; + ch[0x4] = mdso_hexfmt[val % 16]; val >>= 4; + ch[0x3] = mdso_hexfmt[val % 16]; val >>= 4; + ch[0x2] = mdso_hexfmt[val % 16]; val >>= 4; + ch[0x1] = mdso_hexfmt[val % 16]; val >>= 4; + ch[0x0] = mdso_hexfmt[val % 16]; val >>= 4; +} diff --git a/src/internal/mdso_hexfmt_impl.h b/src/internal/mdso_hexfmt_impl.h new file mode 100644 index 0000000..1ad74d1 --- /dev/null +++ b/src/internal/mdso_hexfmt_impl.h @@ -0,0 +1,14 @@ +/****************************************************************/ +/* mdso: midipix dso scavenger */ +/* Copyright (C) 2015--2024 SysDeer Technologies, LLC */ +/* Released under GPLv2 and GPLv3; see COPYING.MDSO. */ +/****************************************************************/ + +#ifndef MDSO_HEXFMT_IMPL_H +#define MDSO_HEXFMT_IMPL_H + +#include + +void mdso_write_hex_64(char * ch, uint64_t val); + +#endif -- cgit v1.2.3