reorganzing some string functions
This commit is contained in:
parent
99899ab737
commit
3245885936
@ -565,14 +565,14 @@ HAWK_EXPORT hawk_oow_t hawk_copy_bcstr_unlimited (
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const hawk_bch_t* src
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);
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HAWK_EXPORT hawk_oow_t hawk_copy_ufcs_to_uchars (
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HAWK_EXPORT hawk_oow_t hawk_copy_fmt_ucses_to_ucstr (
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hawk_uch_t* buf,
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hawk_oow_t bsz,
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const hawk_uch_t* fmt,
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const hawk_ucs_t str[]
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);
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HAWK_EXPORT hawk_oow_t hawk_copy_bfcs_to_bchars (
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HAWK_EXPORT hawk_oow_t hawk_copy_fmt_bcses_to_bcstr (
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hawk_bch_t* buf,
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hawk_oow_t bsz,
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const hawk_bch_t* fmt,
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@ -821,7 +821,7 @@ HAWK_EXPORT hawk_oow_t hawk_subst_for_bcstr_to_bcstr (
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# define hawk_copy_oocstr hawk_copy_ucstr
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# define hawk_copy_oocstr_unlimited hawk_copy_ucstr_unlimited
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# define hawk_copy_oofcs_to_oochars hawk_copy_ufcs_to_uchars
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# define hawk_copy_oofcs_to_oochars hawk_copy_fmt_ucses_to_ucstr
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# define hawk_count_oocstr hawk_count_ucstr
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# define hawk_count_oocstr_limited hawk_count_ucstr_limited
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@ -866,7 +866,7 @@ HAWK_EXPORT hawk_oow_t hawk_subst_for_bcstr_to_bcstr (
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# define hawk_copy_oocstr hawk_copy_bcstr
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# define hawk_copy_oocstr_unlimited hawk_copy_bcstr_unlimited
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# define hawk_copy_oofcs_to_oochars hawk_copy_bfcs_to_bchars
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# define hawk_copy_oofcs_to_oochars hawk_copy_fmt_bcses_to_bcstr
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# define hawk_count_oocstr hawk_count_bcstr
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# define hawk_count_oocstr_limited hawk_count_bcstr_limited
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@ -34,36 +34,6 @@
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* utobcstr -> ucstr to bcstr
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*/
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int hawk_equal_uchars (const hawk_uch_t* str1, const hawk_uch_t* str2, hawk_oow_t len)
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{
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hawk_oow_t i;
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/* [NOTE] you should call this function after having ensured that
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* str1 and str2 are in the same length */
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for (i = 0; i < len; i++)
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{
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if (str1[i] != str2[i]) return 0;
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}
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return 1;
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}
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int hawk_equal_bchars (const hawk_bch_t* str1, const hawk_bch_t* str2, hawk_oow_t len)
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{
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hawk_oow_t i;
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/* [NOTE] you should call this function after having ensured that
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* str1 and str2 are in the same length */
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for (i = 0; i < len; i++)
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{
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if (str1[i] != str2[i]) return 0;
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}
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return 1;
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}
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int hawk_comp_uchars (const hawk_uch_t* str1, hawk_oow_t len1, const hawk_uch_t* str2, hawk_oow_t len2, int ignorecase)
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{
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hawk_uchu_t c1, c2;
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@ -190,7 +160,6 @@ int hawk_comp_bcstr (const hawk_bch_t* str1, const hawk_bch_t* str2, int ignorec
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return ((hawk_bchu_t)*str1 > (hawk_bchu_t)*str2)? 1: -1;
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}
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}
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int hawk_comp_ucstr_limited (const hawk_uch_t* str1, const hawk_uch_t* str2, hawk_oow_t maxlen, int ignorecase)
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@ -245,31 +214,6 @@ int hawk_comp_bcstr_limited (const hawk_bch_t* str1, const hawk_bch_t* str2, haw
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}
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}
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int hawk_comp_ucstr_bcstr (const hawk_uch_t* str1, const hawk_bch_t* str2, int ignorecase)
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{
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if (ignorecase)
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{
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while (hawk_to_uch_lower(*str1) == hawk_to_bch_lower(*str2))
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{
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if (*str1 == '\0') return 0;
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str1++; str2++;
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}
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return ((hawk_uchu_t)hawk_to_uch_lower(*str1) > (hawk_bchu_t)hawk_to_bch_lower(*str2))? 1: -1;
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}
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else
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{
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while (*str1 == *str2)
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{
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if (*str1 == '\0') return 0;
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str1++; str2++;
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}
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return ((hawk_uchu_t)*str1 > (hawk_bchu_t)*str2)? 1: -1;
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}
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}
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int hawk_comp_uchars_ucstr (const hawk_uch_t* str1, hawk_oow_t len, const hawk_uch_t* str2, int ignorecase)
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{
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/* for "abc\0" of length 4 vs "abc", the fourth character
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@ -302,36 +246,12 @@ int hawk_comp_uchars_ucstr (const hawk_uch_t* str1, hawk_oow_t len, const hawk_u
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}
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}
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int hawk_comp_uchars_bcstr (const hawk_uch_t* str1, hawk_oow_t len, const hawk_bch_t* str2, int ignorecase)
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{
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if (ignorecase)
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{
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const hawk_uch_t* end = str1 + len;
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hawk_uch_t c1;
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hawk_bch_t c2;
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while (str1 < end && *str2 != '\0')
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{
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c1 = hawk_to_uch_lower(*str1);
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c2 = hawk_to_bch_lower(*str2);
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if (c1 != c2) return ((hawk_uchu_t)c1 > (hawk_bchu_t)c2)? 1: -1;
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str1++; str2++;
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}
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return (str1 < end)? 1: (*str2 == '\0'? 0: -1);
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}
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else
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{
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const hawk_uch_t* end = str1 + len;
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while (str1 < end && *str2 != '\0')
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{
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if (*str1 != *str2) return ((hawk_uchu_t)*str1 > (hawk_bchu_t)*str2)? 1: -1;
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str1++; str2++;
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}
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return (str1 < end)? 1: (*str2 == '\0'? 0: -1);
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}
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}
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int hawk_comp_bchars_bcstr (const hawk_bch_t* str1, hawk_oow_t len, const hawk_bch_t* str2, int ignorecase)
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{
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/* for "abc\0" of length 4 vs "abc", the fourth character
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* of the first string is equal to the terminating null of
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* the second string. the first string is still considered
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* bigger */
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if (ignorecase)
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{
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const hawk_bch_t* end = str1 + len;
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@ -358,35 +278,96 @@ int hawk_comp_bchars_bcstr (const hawk_bch_t* str1, hawk_oow_t len, const hawk_b
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}
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}
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int hawk_comp_bchars_ucstr (const hawk_bch_t* str1, hawk_oow_t len, const hawk_uch_t* str2, int ignorecase)
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/* ------------------------------------------------------------------------ */
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hawk_oow_t hawk_concat_uchars_to_ucstr (hawk_uch_t* buf, hawk_oow_t bsz, const hawk_uch_t* str, hawk_oow_t len)
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{
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if (ignorecase)
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hawk_uch_t* p, * p2;
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const hawk_uch_t* end;
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hawk_oow_t blen;
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blen = hawk_count_ucstr(buf);
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if (blen >= bsz) return blen; /* something wrong */
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p = buf + blen;
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p2 = buf + bsz - 1;
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end = str + len;
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while (p < p2)
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{
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const hawk_bch_t* end = str1 + len;
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hawk_bch_t c1;
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hawk_uch_t c2;
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while (str1 < end && *str2 != '\0')
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{
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c1 = hawk_to_bch_lower(*str1);
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c2 = hawk_to_uch_lower(*str2);
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if (c1 != c2) return ((hawk_bchu_t)c1 > (hawk_uchu_t)c2)? 1: -1;
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str1++; str2++;
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}
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return (str1 < end)? 1: (*str2 == '\0'? 0: -1);
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}
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else
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{
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const hawk_bch_t* end = str1 + len;
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while (str1 < end && *str2 != '\0')
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{
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if (*str1 != *str2) return ((hawk_bchu_t)*str1 > (hawk_uchu_t)*str2)? 1: -1;
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str1++; str2++;
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}
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return (str1 < end)? 1: (*str2 == '\0'? 0: -1);
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}
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if (str >= end) break;
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*p++ = *str++;
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}
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/* ------------------------------------------------------------------------ */
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if (bsz > 0) *p = '\0';
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return p - buf;
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}
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hawk_oow_t hawk_concat_bchars_to_bcstr (hawk_bch_t* buf, hawk_oow_t bsz, const hawk_bch_t* str, hawk_oow_t len)
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{
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hawk_bch_t* p, * p2;
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const hawk_bch_t* end;
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hawk_oow_t blen;
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blen = hawk_count_bcstr(buf);
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if (blen >= bsz) return blen; /* something wrong */
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p = buf + blen;
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p2 = buf + bsz - 1;
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end = str + len;
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while (p < p2)
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{
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if (str >= end) break;
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*p++ = *str++;
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}
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if (bsz > 0) *p = '\0';
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return p - buf;
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}
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hawk_oow_t hawk_concat_ucstr (hawk_uch_t* buf, hawk_oow_t bsz, const hawk_uch_t* str)
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{
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hawk_uch_t* p, * p2;
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hawk_oow_t blen;
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blen = hawk_count_ucstr(buf);
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if (blen >= bsz) return blen; /* something wrong */
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p = buf + blen;
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p2 = buf + bsz - 1;
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while (p < p2)
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{
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if (*str == '\0') break;
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*p++ = *str++;
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}
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if (bsz > 0) *p = '\0';
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return p - buf;
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}
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hawk_oow_t hawk_concat_bcstr (hawk_bch_t* buf, hawk_oow_t bsz, const hawk_bch_t* str)
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{
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hawk_bch_t* p, * p2;
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hawk_oow_t blen;
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blen = hawk_count_bcstr(buf);
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if (blen >= bsz) return blen; /* something wrong */
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p = buf + blen;
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p2 = buf + bsz - 1;
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while (p < p2)
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{
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if (*str == '\0') break;
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*p++ = *str++;
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}
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if (bsz > 0) *p = '\0';
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return p - buf;
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}
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void hawk_copy_uchars (hawk_uch_t* dst, const hawk_uch_t* src, hawk_oow_t len)
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{
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@ -402,23 +383,6 @@ void hawk_copy_bchars (hawk_bch_t* dst, const hawk_bch_t* src, hawk_oow_t len)
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for (i = 0; i < len; i++) dst[i] = src[i];
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}
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void hawk_copy_bchars_to_uchars (hawk_uch_t* dst, const hawk_bch_t* src, hawk_oow_t len)
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{
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/* copy without conversions.
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* use hawk_convbtouchars() for conversion encoding */
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hawk_oow_t i;
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for (i = 0; i < len; i++) dst[i] = src[i];
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}
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void hawk_copy_uchars_to_bchars (hawk_bch_t* dst, const hawk_uch_t* src, hawk_oow_t len)
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{
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/* copy without conversions.
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* use hawk_convutobchars() for conversion encoding */
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hawk_oow_t i;
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for (i = 0; i < len; i++) dst[i] = src[i];
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}
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hawk_oow_t hawk_copy_uchars_to_ucstr (hawk_uch_t* dst, hawk_oow_t dlen, const hawk_uch_t* src, hawk_oow_t slen)
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{
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hawk_oow_t i;
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@ -487,7 +451,6 @@ hawk_oow_t hawk_copy_bcstr_to_bchars (hawk_bch_t* dst, hawk_oow_t dlen, const ha
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return p - dst;
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}
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hawk_oow_t hawk_copy_ucstr (hawk_uch_t* dst, hawk_oow_t len, const hawk_uch_t* src)
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{
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hawk_uch_t* p, * p2;
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@ -520,7 +483,6 @@ hawk_oow_t hawk_copy_bcstr (hawk_bch_t* dst, hawk_oow_t len, const hawk_bch_t* s
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return p - dst;
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}
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hawk_oow_t hawk_copy_ucstr_unlimited (hawk_uch_t* dst, const hawk_uch_t* src)
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{
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hawk_uch_t* org = dst;
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@ -535,8 +497,7 @@ hawk_oow_t hawk_copy_bcstr_unlimited (hawk_bch_t* dst, const hawk_bch_t* src)
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return dst - org - 1;
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}
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hawk_oow_t hawk_copy_ucstrs_to_uchars (hawk_uch_t* buf, hawk_oow_t bsz, const hawk_uch_t* fmt, const hawk_uch_t* str[])
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hawk_oow_t hawk_copy_fmt_ucstrs_to_ucstr (hawk_uch_t* buf, hawk_oow_t bsz, const hawk_uch_t* fmt, const hawk_uch_t* str[])
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{
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hawk_uch_t* b = buf;
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hawk_uch_t* end = buf + bsz - 1;
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@ -596,7 +557,7 @@ fini:
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return b - buf;
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}
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hawk_oow_t hawk_copy_bcstrs_to_bchars (hawk_bch_t* buf, hawk_oow_t bsz, const hawk_bch_t* fmt, const hawk_bch_t* str[])
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hawk_oow_t hawk_copy_fmt_bcstrs_to_bcstr (hawk_bch_t* buf, hawk_oow_t bsz, const hawk_bch_t* fmt, const hawk_bch_t* str[])
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{
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hawk_bch_t* b = buf;
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hawk_bch_t* end = buf + bsz - 1;
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@ -656,9 +617,7 @@ fini:
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return b - buf;
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}
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hawk_oow_t hawk_copy_ufcs_to_uchars (hawk_uch_t* buf, hawk_oow_t bsz, const hawk_uch_t* fmt, const hawk_ucs_t str[])
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hawk_oow_t hawk_copy_fmt_ucses_to_ucstr (hawk_uch_t* buf, hawk_oow_t bsz, const hawk_uch_t* fmt, const hawk_ucs_t str[])
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{
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hawk_uch_t* b = buf;
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hawk_uch_t* end = buf + bsz - 1;
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@ -720,7 +679,7 @@ fini:
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return b - buf;
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}
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hawk_oow_t hawk_copy_bfcs_to_bchars (hawk_bch_t* buf, hawk_oow_t bsz, const hawk_bch_t* fmt, const hawk_bcs_t str[])
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hawk_oow_t hawk_copy_fmt_bcses_to_bcstr (hawk_bch_t* buf, hawk_oow_t bsz, const hawk_bch_t* fmt, const hawk_bcs_t str[])
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{
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hawk_bch_t* b = buf;
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hawk_bch_t* end = buf + bsz - 1;
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@ -792,6 +751,13 @@ hawk_oow_t hawk_count_ucstr (const hawk_uch_t* str)
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return ptr - str;
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}
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hawk_oow_t hawk_count_bcstr (const hawk_bch_t* str)
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{
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const hawk_bch_t* ptr = str;
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while (*ptr != '\0') ptr++;
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return ptr - str;
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}
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hawk_oow_t hawk_count_ucstr_limited (const hawk_uch_t* str, hawk_oow_t maxlen)
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{
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hawk_oow_t i;
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@ -802,13 +768,6 @@ hawk_oow_t hawk_count_ucstr_limited (const hawk_uch_t* str, hawk_oow_t maxlen)
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return i;
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}
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hawk_oow_t hawk_count_bcstr (const hawk_bch_t* str)
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{
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const hawk_bch_t* ptr = str;
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while (*ptr != '\0') ptr++;
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return ptr - str;
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}
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hawk_oow_t hawk_count_bcstr_limited (const hawk_bch_t* str, hawk_oow_t maxlen)
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{
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hawk_oow_t i;
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@ -821,6 +780,37 @@ hawk_oow_t hawk_count_bcstr_limited (const hawk_bch_t* str, hawk_oow_t maxlen)
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/* ------------------------------------------------------------------------ */
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int hawk_equal_uchars (const hawk_uch_t* str1, const hawk_uch_t* str2, hawk_oow_t len)
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{
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hawk_oow_t i;
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/* [NOTE] you should call this function after having ensured that
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* str1 and str2 are in the same length */
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for (i = 0; i < len; i++)
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{
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if (str1[i] != str2[i]) return 0;
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}
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return 1;
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}
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int hawk_equal_bchars (const hawk_bch_t* str1, const hawk_bch_t* str2, hawk_oow_t len)
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{
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hawk_oow_t i;
|
||||
|
||||
/* [NOTE] you should call this function after having ensured that
|
||||
* str1 and str2 are in the same length */
|
||||
|
||||
for (i = 0; i < len; i++)
|
||||
{
|
||||
if (str1[i] != str2[i]) return 0;
|
||||
}
|
||||
|
||||
return 1;
|
||||
}
|
||||
/* ------------------------------------------------------------------------ */
|
||||
|
||||
void hawk_fill_uchars (hawk_uch_t* dst, hawk_uch_t ch, hawk_oow_t len)
|
||||
{
|
||||
hawk_oow_t i;
|
||||
@ -833,7 +823,6 @@ void hawk_fill_bchars (hawk_bch_t* dst, hawk_bch_t ch, hawk_oow_t len)
|
||||
for (i = 0; i < len; i++) dst[i] = ch;
|
||||
}
|
||||
|
||||
|
||||
/* ------------------------------------------------------------------------ */
|
||||
|
||||
hawk_uch_t* hawk_find_uchar_in_uchars (const hawk_uch_t* ptr, hawk_oow_t len, hawk_uch_t c)
|
||||
@ -903,11 +892,6 @@ hawk_uch_t* hawk_find_uchar_in_ucstr (const hawk_uch_t* ptr, hawk_uch_t c)
|
||||
return HAWK_NULL;
|
||||
}
|
||||
|
||||
hawk_uch_t* hawk_rfind_uchar_in_ucstr (const hawk_uch_t* ptr, hawk_uch_t c)
|
||||
{
|
||||
return hawk_rfind_uchar_in_uchars(ptr, hawk_count_ucstr(ptr), c);
|
||||
}
|
||||
|
||||
hawk_bch_t* hawk_find_bchar_in_bcstr (const hawk_bch_t* ptr, hawk_bch_t c)
|
||||
{
|
||||
while (*ptr != '\0')
|
||||
@ -919,6 +903,11 @@ hawk_bch_t* hawk_find_bchar_in_bcstr (const hawk_bch_t* ptr, hawk_bch_t c)
|
||||
return HAWK_NULL;
|
||||
}
|
||||
|
||||
hawk_uch_t* hawk_rfind_uchar_in_ucstr (const hawk_uch_t* ptr, hawk_uch_t c)
|
||||
{
|
||||
return hawk_rfind_uchar_in_uchars(ptr, hawk_count_ucstr(ptr), c);
|
||||
}
|
||||
|
||||
hawk_bch_t* hawk_rfind_bchar_in_bcstr (const hawk_bch_t* ptr, hawk_bch_t c)
|
||||
{
|
||||
return hawk_rfind_bchar_in_bchars(ptr, hawk_count_bcstr(ptr), c);
|
||||
@ -3687,359 +3676,6 @@ int hawk_bchars_to_bin (const hawk_bch_t* hex, hawk_oow_t hexlen, hawk_uint8_t*
|
||||
return 0;
|
||||
}
|
||||
|
||||
|
||||
/* ------------------------------------------------------------------------ */
|
||||
|
||||
int hawk_conv_bchars_to_uchars_with_cmgr (
|
||||
const hawk_bch_t* bcs, hawk_oow_t* bcslen,
|
||||
hawk_uch_t* ucs, hawk_oow_t* ucslen, hawk_cmgr_t* cmgr, int all)
|
||||
{
|
||||
const hawk_bch_t* p;
|
||||
int ret = 0;
|
||||
hawk_oow_t mlen;
|
||||
|
||||
if (ucs)
|
||||
{
|
||||
/* destination buffer is specified.
|
||||
* copy the conversion result to the buffer */
|
||||
|
||||
hawk_uch_t* q, * qend;
|
||||
|
||||
p = bcs;
|
||||
q = ucs;
|
||||
qend = ucs + *ucslen;
|
||||
mlen = *bcslen;
|
||||
|
||||
while (mlen > 0)
|
||||
{
|
||||
hawk_oow_t n;
|
||||
|
||||
if (q >= qend)
|
||||
{
|
||||
/* buffer too small */
|
||||
ret = -2;
|
||||
break;
|
||||
}
|
||||
|
||||
n = cmgr->bctouc(p, mlen, q);
|
||||
if (n == 0)
|
||||
{
|
||||
/* invalid sequence */
|
||||
if (all)
|
||||
{
|
||||
n = 1;
|
||||
*q = '?';
|
||||
}
|
||||
else
|
||||
{
|
||||
ret = -1;
|
||||
break;
|
||||
}
|
||||
}
|
||||
if (n > mlen)
|
||||
{
|
||||
/* incomplete sequence */
|
||||
if (all)
|
||||
{
|
||||
n = 1;
|
||||
*q = '?';
|
||||
}
|
||||
else
|
||||
{
|
||||
ret = -3;
|
||||
break;
|
||||
}
|
||||
}
|
||||
|
||||
q++;
|
||||
p += n;
|
||||
mlen -= n;
|
||||
}
|
||||
|
||||
*ucslen = q - ucs;
|
||||
*bcslen = p - bcs;
|
||||
}
|
||||
else
|
||||
{
|
||||
/* no destination buffer is specified. perform conversion
|
||||
* but don't copy the result. the caller can call this function
|
||||
* without a buffer to find the required buffer size, allocate
|
||||
* a buffer with the size and call this function again with
|
||||
* the buffer. */
|
||||
|
||||
hawk_uch_t w;
|
||||
hawk_oow_t wlen = 0;
|
||||
|
||||
p = bcs;
|
||||
mlen = *bcslen;
|
||||
|
||||
while (mlen > 0)
|
||||
{
|
||||
hawk_oow_t n;
|
||||
|
||||
n = cmgr->bctouc(p, mlen, &w);
|
||||
if (n == 0)
|
||||
{
|
||||
/* invalid sequence */
|
||||
if (all) n = 1;
|
||||
else
|
||||
{
|
||||
ret = -1;
|
||||
break;
|
||||
}
|
||||
}
|
||||
if (n > mlen)
|
||||
{
|
||||
/* incomplete sequence */
|
||||
if (all) n = 1;
|
||||
else
|
||||
{
|
||||
ret = -3;
|
||||
break;
|
||||
}
|
||||
}
|
||||
|
||||
p += n;
|
||||
mlen -= n;
|
||||
wlen += 1;
|
||||
}
|
||||
|
||||
*ucslen = wlen;
|
||||
*bcslen = p - bcs;
|
||||
}
|
||||
|
||||
return ret;
|
||||
}
|
||||
|
||||
int hawk_conv_bcstr_to_ucstr_with_cmgr (
|
||||
const hawk_bch_t* bcs, hawk_oow_t* bcslen,
|
||||
hawk_uch_t* ucs, hawk_oow_t* ucslen, hawk_cmgr_t* cmgr, int all)
|
||||
{
|
||||
const hawk_bch_t* bp;
|
||||
hawk_oow_t mlen, wlen;
|
||||
int n;
|
||||
|
||||
for (bp = bcs; *bp != '\0'; bp++) /* nothing */ ;
|
||||
|
||||
mlen = bp - bcs; wlen = *ucslen;
|
||||
n = hawk_conv_bchars_to_uchars_with_cmgr(bcs, &mlen, ucs, &wlen, cmgr, all);
|
||||
if (ucs)
|
||||
{
|
||||
/* null-terminate the target buffer if it has room for it. */
|
||||
if (wlen < *ucslen) ucs[wlen] = '\0';
|
||||
else n = -2; /* buffer too small */
|
||||
}
|
||||
*bcslen = mlen; *ucslen = wlen;
|
||||
|
||||
return n;
|
||||
}
|
||||
|
||||
int hawk_conv_uchars_to_bchars_with_cmgr (const hawk_uch_t* ucs, hawk_oow_t* ucslen, hawk_bch_t* bcs, hawk_oow_t* bcslen, hawk_cmgr_t* cmgr)
|
||||
{
|
||||
const hawk_uch_t* p = ucs;
|
||||
const hawk_uch_t* end = ucs + *ucslen;
|
||||
int ret = 0;
|
||||
|
||||
if (bcs)
|
||||
{
|
||||
hawk_oow_t rem = *bcslen;
|
||||
|
||||
while (p < end)
|
||||
{
|
||||
hawk_oow_t n;
|
||||
|
||||
if (rem <= 0)
|
||||
{
|
||||
ret = -2; /* buffer too small */
|
||||
break;
|
||||
}
|
||||
|
||||
n = cmgr->uctobc(*p, bcs, rem);
|
||||
if (n == 0)
|
||||
{
|
||||
ret = -1;
|
||||
break; /* illegal character */
|
||||
}
|
||||
if (n > rem)
|
||||
{
|
||||
ret = -2; /* buffer too small */
|
||||
break;
|
||||
}
|
||||
bcs += n; rem -= n; p++;
|
||||
}
|
||||
|
||||
*bcslen -= rem;
|
||||
}
|
||||
else
|
||||
{
|
||||
hawk_bch_t bcsbuf[HAWK_BCSIZE_MAX];
|
||||
hawk_oow_t mlen = 0;
|
||||
|
||||
while (p < end)
|
||||
{
|
||||
hawk_oow_t n;
|
||||
|
||||
n = cmgr->uctobc(*p, bcsbuf, HAWK_COUNTOF(bcsbuf));
|
||||
if (n == 0)
|
||||
{
|
||||
ret = -1;
|
||||
break; /* illegal character */
|
||||
}
|
||||
|
||||
/* it assumes that bcsbuf is large enough to hold a character */
|
||||
/*HAWK_ASSERT (hawk, n <= HAWK_COUNTOF(bcsbuf));*/
|
||||
|
||||
p++; mlen += n;
|
||||
}
|
||||
|
||||
/* this length excludes the terminating null character.
|
||||
* this function doesn't even null-terminate the result. */
|
||||
*bcslen = mlen;
|
||||
}
|
||||
|
||||
*ucslen = p - ucs;
|
||||
return ret;
|
||||
}
|
||||
|
||||
int hawk_conv_ucstr_to_bcstr_with_cmgr (
|
||||
const hawk_uch_t* ucs, hawk_oow_t* ucslen,
|
||||
hawk_bch_t* bcs, hawk_oow_t* bcslen, hawk_cmgr_t* cmgr)
|
||||
{
|
||||
const hawk_uch_t* p = ucs;
|
||||
int ret = 0;
|
||||
|
||||
if (bcs)
|
||||
{
|
||||
hawk_oow_t rem = *bcslen;
|
||||
|
||||
while (*p != '\0')
|
||||
{
|
||||
hawk_oow_t n;
|
||||
|
||||
if (rem <= 0)
|
||||
{
|
||||
ret = -2;
|
||||
break;
|
||||
}
|
||||
|
||||
n = cmgr->uctobc(*p, bcs, rem);
|
||||
if (n == 0)
|
||||
{
|
||||
ret = -1;
|
||||
break; /* illegal character */
|
||||
}
|
||||
if (n > rem)
|
||||
{
|
||||
ret = -2;
|
||||
break; /* buffer too small */
|
||||
}
|
||||
|
||||
bcs += n; rem -= n; p++;
|
||||
}
|
||||
|
||||
/* update bcslen to the length of the bcs string converted excluding
|
||||
* terminating null */
|
||||
*bcslen -= rem;
|
||||
|
||||
/* null-terminate the multibyte sequence if it has sufficient space */
|
||||
if (rem > 0) *bcs = '\0';
|
||||
else
|
||||
{
|
||||
/* if ret is -2 and cs[cslen] == '\0',
|
||||
* this means that the bcs buffer was lacking one
|
||||
* slot for the terminating null */
|
||||
ret = -2; /* buffer too small */
|
||||
}
|
||||
}
|
||||
else
|
||||
{
|
||||
hawk_bch_t bcsbuf[HAWK_BCSIZE_MAX];
|
||||
hawk_oow_t mlen = 0;
|
||||
|
||||
while (*p != '\0')
|
||||
{
|
||||
hawk_oow_t n;
|
||||
|
||||
n = cmgr->uctobc(*p, bcsbuf, HAWK_COUNTOF(bcsbuf));
|
||||
if (n == 0)
|
||||
{
|
||||
ret = -1;
|
||||
break; /* illegal character */
|
||||
}
|
||||
|
||||
/* it assumes that bcs is large enough to hold a character */
|
||||
/*HAWK_ASSERT (hawk, n <= HAWK_COUNTOF(bcs));*/
|
||||
|
||||
p++; mlen += n;
|
||||
}
|
||||
|
||||
/* this length holds the number of resulting multi-byte characters
|
||||
* excluding the terminating null character */
|
||||
*bcslen = mlen;
|
||||
}
|
||||
|
||||
*ucslen = p - ucs; /* the number of wide characters handled. */
|
||||
return ret;
|
||||
}
|
||||
|
||||
int hawk_conv_bchars_to_uchars_upto_stopper_with_cmgr (
|
||||
const hawk_bch_t* bcs, hawk_oow_t* bcslen,
|
||||
hawk_uch_t* ucs, hawk_oow_t* ucslen, hawk_uch_t stopper, hawk_cmgr_t* cmgr)
|
||||
{
|
||||
const hawk_bch_t* p;
|
||||
int ret = 0;
|
||||
hawk_oow_t blen;
|
||||
|
||||
hawk_uch_t w;
|
||||
hawk_oow_t ulen = 0;
|
||||
hawk_uch_t* wend;
|
||||
|
||||
p = bcs;
|
||||
blen = *bcslen;
|
||||
|
||||
if (ucs) wend = ucs + *ucslen;
|
||||
|
||||
/* since it needs to break when a stopper is met,
|
||||
* i can't perform bulky conversion using the buffer
|
||||
* provided. so conversion is conducted character by
|
||||
* character */
|
||||
while (blen > 0)
|
||||
{
|
||||
hawk_oow_t n;
|
||||
|
||||
n = cmgr->bctouc(p, blen, &w);
|
||||
if (n == 0)
|
||||
{
|
||||
/* invalid sequence */
|
||||
ret = -1;
|
||||
break;
|
||||
}
|
||||
if (n > blen)
|
||||
{
|
||||
/* incomplete sequence */
|
||||
ret = -3;
|
||||
break;
|
||||
}
|
||||
|
||||
if (ucs)
|
||||
{
|
||||
if (ucs >= wend) break;
|
||||
*ucs++ = w;
|
||||
}
|
||||
|
||||
p += n;
|
||||
blen -= n;
|
||||
ulen += 1;
|
||||
|
||||
if (w == stopper) break;
|
||||
}
|
||||
|
||||
*ucslen = ulen;
|
||||
*bcslen = p - bcs;
|
||||
|
||||
return ret;
|
||||
}
|
||||
|
||||
/* ------------------------------------------------------------------------ */
|
||||
|
||||
static hawk_cmgr_t builtin_cmgr[] =
|
||||
|
||||
457
hawk/lib/utl.c
457
hawk/lib/utl.c
@ -26,6 +26,110 @@
|
||||
|
||||
/* ----------------------------------------------------------------------- */
|
||||
|
||||
int hawk_comp_ucstr_bcstr (const hawk_uch_t* str1, const hawk_bch_t* str2, int ignorecase)
|
||||
{
|
||||
if (ignorecase)
|
||||
{
|
||||
while (hawk_to_uch_lower(*str1) == hawk_to_bch_lower(*str2))
|
||||
{
|
||||
if (*str1 == '\0') return 0;
|
||||
str1++; str2++;
|
||||
}
|
||||
|
||||
return ((hawk_uchu_t)hawk_to_uch_lower(*str1) > (hawk_bchu_t)hawk_to_bch_lower(*str2))? 1: -1;
|
||||
}
|
||||
else
|
||||
{
|
||||
while (*str1 == *str2)
|
||||
{
|
||||
if (*str1 == '\0') return 0;
|
||||
str1++; str2++;
|
||||
}
|
||||
|
||||
return ((hawk_uchu_t)*str1 > (hawk_bchu_t)*str2)? 1: -1;
|
||||
}
|
||||
}
|
||||
|
||||
int hawk_comp_uchars_bcstr (const hawk_uch_t* str1, hawk_oow_t len, const hawk_bch_t* str2, int ignorecase)
|
||||
{
|
||||
/* for "abc\0" of length 4 vs "abc", the fourth character
|
||||
* of the first string is equal to the terminating null of
|
||||
* the second string. the first string is still considered
|
||||
* bigger */
|
||||
if (ignorecase)
|
||||
{
|
||||
const hawk_uch_t* end = str1 + len;
|
||||
hawk_uch_t c1;
|
||||
hawk_bch_t c2;
|
||||
while (str1 < end && *str2 != '\0')
|
||||
{
|
||||
c1 = hawk_to_uch_lower(*str1);
|
||||
c2 = hawk_to_bch_lower(*str2);
|
||||
if (c1 != c2) return ((hawk_uchu_t)c1 > (hawk_bchu_t)c2)? 1: -1;
|
||||
str1++; str2++;
|
||||
}
|
||||
return (str1 < end)? 1: (*str2 == '\0'? 0: -1);
|
||||
}
|
||||
else
|
||||
{
|
||||
const hawk_uch_t* end = str1 + len;
|
||||
while (str1 < end && *str2 != '\0')
|
||||
{
|
||||
if (*str1 != *str2) return ((hawk_uchu_t)*str1 > (hawk_bchu_t)*str2)? 1: -1;
|
||||
str1++; str2++;
|
||||
}
|
||||
return (str1 < end)? 1: (*str2 == '\0'? 0: -1);
|
||||
}
|
||||
}
|
||||
|
||||
int hawk_comp_bchars_ucstr (const hawk_bch_t* str1, hawk_oow_t len, const hawk_uch_t* str2, int ignorecase)
|
||||
{
|
||||
if (ignorecase)
|
||||
{
|
||||
const hawk_bch_t* end = str1 + len;
|
||||
hawk_bch_t c1;
|
||||
hawk_uch_t c2;
|
||||
while (str1 < end && *str2 != '\0')
|
||||
{
|
||||
c1 = hawk_to_bch_lower(*str1);
|
||||
c2 = hawk_to_uch_lower(*str2);
|
||||
if (c1 != c2) return ((hawk_bchu_t)c1 > (hawk_uchu_t)c2)? 1: -1;
|
||||
str1++; str2++;
|
||||
}
|
||||
return (str1 < end)? 1: (*str2 == '\0'? 0: -1);
|
||||
}
|
||||
else
|
||||
{
|
||||
const hawk_bch_t* end = str1 + len;
|
||||
while (str1 < end && *str2 != '\0')
|
||||
{
|
||||
if (*str1 != *str2) return ((hawk_bchu_t)*str1 > (hawk_uchu_t)*str2)? 1: -1;
|
||||
str1++; str2++;
|
||||
}
|
||||
return (str1 < end)? 1: (*str2 == '\0'? 0: -1);
|
||||
}
|
||||
}
|
||||
|
||||
/* ----------------------------------------------------------------------- */
|
||||
|
||||
void hawk_copy_bchars_to_uchars (hawk_uch_t* dst, const hawk_bch_t* src, hawk_oow_t len)
|
||||
{
|
||||
/* copy without conversions.
|
||||
* use hawk_convbtouchars() for conversion encoding */
|
||||
hawk_oow_t i;
|
||||
for (i = 0; i < len; i++) dst[i] = src[i];
|
||||
}
|
||||
|
||||
void hawk_copy_uchars_to_bchars (hawk_bch_t* dst, const hawk_uch_t* src, hawk_oow_t len)
|
||||
{
|
||||
/* copy without conversions.
|
||||
* use hawk_convutobchars() for conversion encoding */
|
||||
hawk_oow_t i;
|
||||
for (i = 0; i < len; i++) dst[i] = src[i];
|
||||
}
|
||||
|
||||
/* ----------------------------------------------------------------------- */
|
||||
|
||||
hawk_oow_t hawk_byte_to_ucstr (hawk_oob_t byte, hawk_uch_t* buf, hawk_oow_t size, int flagged_radix, hawk_uch_t fill)
|
||||
{
|
||||
hawk_uch_t tmp[(HAWK_SIZEOF(hawk_oob_t) * HAWK_BITS_PER_BYTE)];
|
||||
@ -94,6 +198,359 @@ hawk_oow_t hawk_byte_to_bcstr (hawk_oob_t byte, hawk_bch_t* buf, hawk_oow_t size
|
||||
return bp - buf;
|
||||
}
|
||||
|
||||
/* ------------------------------------------------------------------------ */
|
||||
|
||||
int hawk_conv_bchars_to_uchars_with_cmgr (
|
||||
const hawk_bch_t* bcs, hawk_oow_t* bcslen,
|
||||
hawk_uch_t* ucs, hawk_oow_t* ucslen, hawk_cmgr_t* cmgr, int all)
|
||||
{
|
||||
const hawk_bch_t* p;
|
||||
int ret = 0;
|
||||
hawk_oow_t mlen;
|
||||
|
||||
if (ucs)
|
||||
{
|
||||
/* destination buffer is specified.
|
||||
* copy the conversion result to the buffer */
|
||||
|
||||
hawk_uch_t* q, * qend;
|
||||
|
||||
p = bcs;
|
||||
q = ucs;
|
||||
qend = ucs + *ucslen;
|
||||
mlen = *bcslen;
|
||||
|
||||
while (mlen > 0)
|
||||
{
|
||||
hawk_oow_t n;
|
||||
|
||||
if (q >= qend)
|
||||
{
|
||||
/* buffer too small */
|
||||
ret = -2;
|
||||
break;
|
||||
}
|
||||
|
||||
n = cmgr->bctouc(p, mlen, q);
|
||||
if (n == 0)
|
||||
{
|
||||
/* invalid sequence */
|
||||
if (all)
|
||||
{
|
||||
n = 1;
|
||||
*q = '?';
|
||||
}
|
||||
else
|
||||
{
|
||||
ret = -1;
|
||||
break;
|
||||
}
|
||||
}
|
||||
if (n > mlen)
|
||||
{
|
||||
/* incomplete sequence */
|
||||
if (all)
|
||||
{
|
||||
n = 1;
|
||||
*q = '?';
|
||||
}
|
||||
else
|
||||
{
|
||||
ret = -3;
|
||||
break;
|
||||
}
|
||||
}
|
||||
|
||||
q++;
|
||||
p += n;
|
||||
mlen -= n;
|
||||
}
|
||||
|
||||
*ucslen = q - ucs;
|
||||
*bcslen = p - bcs;
|
||||
}
|
||||
else
|
||||
{
|
||||
/* no destination buffer is specified. perform conversion
|
||||
* but don't copy the result. the caller can call this function
|
||||
* without a buffer to find the required buffer size, allocate
|
||||
* a buffer with the size and call this function again with
|
||||
* the buffer. */
|
||||
|
||||
hawk_uch_t w;
|
||||
hawk_oow_t wlen = 0;
|
||||
|
||||
p = bcs;
|
||||
mlen = *bcslen;
|
||||
|
||||
while (mlen > 0)
|
||||
{
|
||||
hawk_oow_t n;
|
||||
|
||||
n = cmgr->bctouc(p, mlen, &w);
|
||||
if (n == 0)
|
||||
{
|
||||
/* invalid sequence */
|
||||
if (all) n = 1;
|
||||
else
|
||||
{
|
||||
ret = -1;
|
||||
break;
|
||||
}
|
||||
}
|
||||
if (n > mlen)
|
||||
{
|
||||
/* incomplete sequence */
|
||||
if (all) n = 1;
|
||||
else
|
||||
{
|
||||
ret = -3;
|
||||
break;
|
||||
}
|
||||
}
|
||||
|
||||
p += n;
|
||||
mlen -= n;
|
||||
wlen += 1;
|
||||
}
|
||||
|
||||
*ucslen = wlen;
|
||||
*bcslen = p - bcs;
|
||||
}
|
||||
|
||||
return ret;
|
||||
}
|
||||
|
||||
int hawk_conv_bcstr_to_ucstr_with_cmgr (
|
||||
const hawk_bch_t* bcs, hawk_oow_t* bcslen,
|
||||
hawk_uch_t* ucs, hawk_oow_t* ucslen, hawk_cmgr_t* cmgr, int all)
|
||||
{
|
||||
const hawk_bch_t* bp;
|
||||
hawk_oow_t mlen, wlen;
|
||||
int n;
|
||||
|
||||
for (bp = bcs; *bp != '\0'; bp++) /* nothing */ ;
|
||||
|
||||
mlen = bp - bcs; wlen = *ucslen;
|
||||
n = hawk_conv_bchars_to_uchars_with_cmgr(bcs, &mlen, ucs, &wlen, cmgr, all);
|
||||
if (ucs)
|
||||
{
|
||||
/* null-terminate the target buffer if it has room for it. */
|
||||
if (wlen < *ucslen) ucs[wlen] = '\0';
|
||||
else n = -2; /* buffer too small */
|
||||
}
|
||||
*bcslen = mlen; *ucslen = wlen;
|
||||
|
||||
return n;
|
||||
}
|
||||
|
||||
int hawk_conv_uchars_to_bchars_with_cmgr (const hawk_uch_t* ucs, hawk_oow_t* ucslen, hawk_bch_t* bcs, hawk_oow_t* bcslen, hawk_cmgr_t* cmgr)
|
||||
{
|
||||
const hawk_uch_t* p = ucs;
|
||||
const hawk_uch_t* end = ucs + *ucslen;
|
||||
int ret = 0;
|
||||
|
||||
if (bcs)
|
||||
{
|
||||
hawk_oow_t rem = *bcslen;
|
||||
|
||||
while (p < end)
|
||||
{
|
||||
hawk_oow_t n;
|
||||
|
||||
if (rem <= 0)
|
||||
{
|
||||
ret = -2; /* buffer too small */
|
||||
break;
|
||||
}
|
||||
|
||||
n = cmgr->uctobc(*p, bcs, rem);
|
||||
if (n == 0)
|
||||
{
|
||||
ret = -1;
|
||||
break; /* illegal character */
|
||||
}
|
||||
if (n > rem)
|
||||
{
|
||||
ret = -2; /* buffer too small */
|
||||
break;
|
||||
}
|
||||
bcs += n; rem -= n; p++;
|
||||
}
|
||||
|
||||
*bcslen -= rem;
|
||||
}
|
||||
else
|
||||
{
|
||||
hawk_bch_t bcsbuf[HAWK_BCSIZE_MAX];
|
||||
hawk_oow_t mlen = 0;
|
||||
|
||||
while (p < end)
|
||||
{
|
||||
hawk_oow_t n;
|
||||
|
||||
n = cmgr->uctobc(*p, bcsbuf, HAWK_COUNTOF(bcsbuf));
|
||||
if (n == 0)
|
||||
{
|
||||
ret = -1;
|
||||
break; /* illegal character */
|
||||
}
|
||||
|
||||
/* it assumes that bcsbuf is large enough to hold a character */
|
||||
/*HAWK_ASSERT (hawk, n <= HAWK_COUNTOF(bcsbuf));*/
|
||||
|
||||
p++; mlen += n;
|
||||
}
|
||||
|
||||
/* this length excludes the terminating null character.
|
||||
* this function doesn't even null-terminate the result. */
|
||||
*bcslen = mlen;
|
||||
}
|
||||
|
||||
*ucslen = p - ucs;
|
||||
return ret;
|
||||
}
|
||||
|
||||
int hawk_conv_ucstr_to_bcstr_with_cmgr (
|
||||
const hawk_uch_t* ucs, hawk_oow_t* ucslen,
|
||||
hawk_bch_t* bcs, hawk_oow_t* bcslen, hawk_cmgr_t* cmgr)
|
||||
{
|
||||
const hawk_uch_t* p = ucs;
|
||||
int ret = 0;
|
||||
|
||||
if (bcs)
|
||||
{
|
||||
hawk_oow_t rem = *bcslen;
|
||||
|
||||
while (*p != '\0')
|
||||
{
|
||||
hawk_oow_t n;
|
||||
|
||||
if (rem <= 0)
|
||||
{
|
||||
ret = -2;
|
||||
break;
|
||||
}
|
||||
|
||||
n = cmgr->uctobc(*p, bcs, rem);
|
||||
if (n == 0)
|
||||
{
|
||||
ret = -1;
|
||||
break; /* illegal character */
|
||||
}
|
||||
if (n > rem)
|
||||
{
|
||||
ret = -2;
|
||||
break; /* buffer too small */
|
||||
}
|
||||
|
||||
bcs += n; rem -= n; p++;
|
||||
}
|
||||
|
||||
/* update bcslen to the length of the bcs string converted excluding
|
||||
* terminating null */
|
||||
*bcslen -= rem;
|
||||
|
||||
/* null-terminate the multibyte sequence if it has sufficient space */
|
||||
if (rem > 0) *bcs = '\0';
|
||||
else
|
||||
{
|
||||
/* if ret is -2 and cs[cslen] == '\0',
|
||||
* this means that the bcs buffer was lacking one
|
||||
* slot for the terminating null */
|
||||
ret = -2; /* buffer too small */
|
||||
}
|
||||
}
|
||||
else
|
||||
{
|
||||
hawk_bch_t bcsbuf[HAWK_BCSIZE_MAX];
|
||||
hawk_oow_t mlen = 0;
|
||||
|
||||
while (*p != '\0')
|
||||
{
|
||||
hawk_oow_t n;
|
||||
|
||||
n = cmgr->uctobc(*p, bcsbuf, HAWK_COUNTOF(bcsbuf));
|
||||
if (n == 0)
|
||||
{
|
||||
ret = -1;
|
||||
break; /* illegal character */
|
||||
}
|
||||
|
||||
/* it assumes that bcs is large enough to hold a character */
|
||||
/*HAWK_ASSERT (hawk, n <= HAWK_COUNTOF(bcs));*/
|
||||
|
||||
p++; mlen += n;
|
||||
}
|
||||
|
||||
/* this length holds the number of resulting multi-byte characters
|
||||
* excluding the terminating null character */
|
||||
*bcslen = mlen;
|
||||
}
|
||||
|
||||
*ucslen = p - ucs; /* the number of wide characters handled. */
|
||||
return ret;
|
||||
}
|
||||
|
||||
int hawk_conv_bchars_to_uchars_upto_stopper_with_cmgr (
|
||||
const hawk_bch_t* bcs, hawk_oow_t* bcslen,
|
||||
hawk_uch_t* ucs, hawk_oow_t* ucslen, hawk_uch_t stopper, hawk_cmgr_t* cmgr)
|
||||
{
|
||||
const hawk_bch_t* p;
|
||||
int ret = 0;
|
||||
hawk_oow_t blen;
|
||||
|
||||
hawk_uch_t w;
|
||||
hawk_oow_t ulen = 0;
|
||||
hawk_uch_t* wend;
|
||||
|
||||
p = bcs;
|
||||
blen = *bcslen;
|
||||
|
||||
if (ucs) wend = ucs + *ucslen;
|
||||
|
||||
/* since it needs to break when a stopper is met,
|
||||
* i can't perform bulky conversion using the buffer
|
||||
* provided. so conversion is conducted character by
|
||||
* character */
|
||||
while (blen > 0)
|
||||
{
|
||||
hawk_oow_t n;
|
||||
|
||||
n = cmgr->bctouc(p, blen, &w);
|
||||
if (n == 0)
|
||||
{
|
||||
/* invalid sequence */
|
||||
ret = -1;
|
||||
break;
|
||||
}
|
||||
if (n > blen)
|
||||
{
|
||||
/* incomplete sequence */
|
||||
ret = -3;
|
||||
break;
|
||||
}
|
||||
|
||||
if (ucs)
|
||||
{
|
||||
if (ucs >= wend) break;
|
||||
*ucs++ = w;
|
||||
}
|
||||
|
||||
p += n;
|
||||
blen -= n;
|
||||
ulen += 1;
|
||||
|
||||
if (w == stopper) break;
|
||||
}
|
||||
|
||||
*ucslen = ulen;
|
||||
*bcslen = p - bcs;
|
||||
|
||||
return ret;
|
||||
}
|
||||
|
||||
/* ----------------------------------------------------------------------- */
|
||||
|
||||
#if defined(_WIN32) || defined(__OS2__) || defined(__DOS__)
|
||||
# define IS_PATH_SEP(c) ((c) == '/' || (c) == '\\')
|
||||
|
||||
Loading…
Reference in New Issue
Block a user