diff options
author | Jannis Hoffmann <jannis@fehcom.de> | 2024-09-28 21:20:40 +0200 |
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committer | Jannis Hoffmann <jannis@fehcom.de> | 2024-09-28 21:33:03 +0200 |
commit | 8e7e029114c59341ec793dc9e96ee410a5f37e2b (patch) | |
tree | ac196b359c93716158dedd767f425d9e093c9b71 /src/byte.c | |
parent | f9a8fff2f90626aadd915178d04ece49d8c4884a (diff) |
update to version 25meson
Diffstat (limited to 'src/byte.c')
-rw-r--r-- | src/byte.c | 119 |
1 files changed, 62 insertions, 57 deletions
@@ -12,60 +12,63 @@ unsigned int byte_chr(char *s, unsigned int n, int c) char *t = s; for (;;) { - // clang-format off - if (!n) { break; } if (*t == ch) { break; } ++t; --n; - if (!n) { break; } if (*t == ch) { break; } ++t; --n; - if (!n) { break; } if (*t == ch) { break; } ++t; --n; - if (!n) { break; } if (*t == ch) { break; } ++t; --n; - // clang-format on + if (!n) { + break; + } + if (*t == ch) { + break; + } + ++t; + --n; } return t - s; } -void byte_copy(void *a, unsigned int n, const void *b) +void byte_copy(void *to, unsigned int n, const void *from) { - char *to = a; - const char *from = b; + char *out = to; // share same address + const char *in = from; // one byte for (;;) { - // clang-format off - if (!n) { return; } *to++ = *from++; --n; - if (!n) { return; } *to++ = *from++; --n; - if (!n) { return; } *to++ = *from++; --n; - if (!n) { return; } *to++ = *from++; --n; - // clang-format on + if (!n) { + return; + } + *out++ = *in++; + --n; } } -void byte_copyr(void *a, unsigned int n, const void *b) +void byte_copyr(void *to, unsigned int n, const void *from) { - char *to = a + n; - const char *from = b + n; + char *out = to + n; + const char *in = from + n; for (;;) { - // clang-format off - if (!n) { return; } *--to = *--from; --n; - if (!n) { return; } *--to = *--from; --n; - if (!n) { return; } *--to = *--from; --n; - if (!n) { return; } *--to = *--from; --n; - // clang-format on + if (!n) { + return; + } + *--out = *--in; + --n; } } -int byte_diff(const void *a, unsigned int n, const void *b) +int byte_diff(const void *s, unsigned int n, const void *t) { - const char *s = a; - const char *t = b; + const char *a = s; + const char *b = t; for (;;) { - // clang-format off - if (!n) { return 0; } if (*s != *t) { break; } ++s; ++t; --n; - if (!n) { return 0; } if (*s != *t) { break; } ++s; ++t; --n; - if (!n) { return 0; } if (*s != *t) { break; } ++s; ++t; --n; - if (!n) { return 0; } if (*s != *t) { break; } ++s; ++t; --n; - // clang-format on + if (!n) { + return 0; + } + if (*a != *b) { + break; + } + ++a; + ++b; + --n; } - return ((int)(unsigned int)(unsigned char)*s) - ((int)(unsigned int)(unsigned char)*t); + return ((int)(unsigned int)(unsigned char)*a) - ((int)(unsigned int)(unsigned char)*b); } unsigned int byte_rchr(char *s, unsigned int n, int c) @@ -75,42 +78,44 @@ unsigned int byte_rchr(char *s, unsigned int n, int c) char *u = 0; for (;;) { - // clang-format off - if (!n) { break; } if (*t == ch) { u = t; } ++t; --n; - if (!n) { break; } if (*t == ch) { u = t; } ++t; --n; - if (!n) { break; } if (*t == ch) { u = t; } ++t; --n; - if (!n) { break; } if (*t == ch) { u = t; } ++t; --n; - // clang-format on + if (!n) { + break; + } + if (*t == ch) { + u = t; + } + ++t; + --n; + } + if (!u) { + u = t; } - if (!u) u = t; return u - s; } -void byte_zero(void *v, unsigned int n) +void byte_zero(void *s, unsigned int n) { - char *s = v; + char *out = s; for (;;) { - // clang-format off - if (!n) { break; } *s++ = 0; --n; - if (!n) { break; } *s++ = 0; --n; - if (!n) { break; } *s++ = 0; --n; - if (!n) { break; } *s++ = 0; --n; - // clang-format on + if (!n) { + break; + } + *out++ = 0; + --n; } } -void byte_fill(void *a, unsigned int n, int c) +void byte_fill(void *to, unsigned int n, int c) { - char *s = a; + char *s = to; char ch = c; for (;;) { - // clang-format off - if (!n) { break; } *s++ = ch; --n; - if (!n) { break; } *s++ = ch; --n; - if (!n) { break; } *s++ = ch; --n; - if (!n) { break; } *s++ = ch; --n; - // clang-format on + if (!n) { + break; + } + *s++ = ch; + --n; } } |