53 lines
1.3 KiB
C
53 lines
1.3 KiB
C
// Type info and methods for CString datatype (char*)
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#include <ctype.h>
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#include <err.h>
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#include <gc.h>
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#include <gc/cord.h>
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#include <stdbool.h>
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#include <stdint.h>
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#include <stdlib.h>
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#include "functions.h"
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#include "halfsiphash.h"
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#include "text.h"
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#include "types.h"
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#include "util.h"
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public CORD CString$as_text(const void *c_string, bool colorize, const TypeInfo *info)
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{
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(void)info;
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if (!c_string) return "CString";
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CORD text = CORD_from_char_star(*(char**)c_string);
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return CORD_all(colorize ? "\x1b[34mCString\x1b[m(" : "CString(", Text$quoted(text, colorize), ")");
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}
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public int CString$compare(const char **x, const char **y)
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{
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if (!*x != !*y)
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return (!*y) - (!*x);
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return strcmp(*x, *y);
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}
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public bool CString$equal(const char **x, const char **y)
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{
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return CString$compare(x, y) == 0;
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}
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public uint32_t CString$hash(const char **c_str)
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{
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if (!*c_str) return 0;
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uint32_t hash;
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halfsiphash(*c_str, strlen(*c_str), TOMO_HASH_KEY, (uint8_t*)&hash, sizeof(hash));
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return hash;
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}
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public const TypeInfo $CString = {
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.size=sizeof(char*),
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.align=__alignof__(char*),
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.tag=CustomInfo,
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.CustomInfo={.as_text=(void*)CString$as_text, .compare=(void*)CString$compare, .equal=(void*)CString$equal, .hash=(void*)CString$hash},
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};
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// vim: ts=4 sw=0 et cino=L2,l1,(0,W4,m1,\:0
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