acl/samples/code/main.c

#include "lib_acl.h"

static struct {
	unsigned short id;
	char *entity;
} html_charset[] = {
    {   32, " "    }, {  34, """    }, {  34, """    }, {  38, "&"     },
    {   38, "&"     }, {  39, "'"    }, {  60, "<"      }, {  60, "<"      },
    {   62, ">"      }, {  62, ">"      }, { 160, " "    }, { 161, "¡"   },
    {  162, "¢"    }, { 163, "£"   }, { 164, "¤"  }, { 165, "¥"     },
    {  166, "¦"  }, { 167, "§"    }, { 168, "¨"     }, { 169, "©"    },
    {  170, "ª"    }, { 171, "«"   }, { 172, "¬"     }, { 173, "­"     },
    {  174, "®"     }, { 175, "¯"    }, { 176, "°"     }, { 177, "±"  },
    {  178, "²"    }, { 179, "³"    }, { 180, "´"   }, { 181, "µ"   },
    {  182, "¶"    }, { 183, "·"  }, { 184, "¸"   }, { 185, "¹"    },
    {  186, "º"    }, { 187, "»"   }, { 188, "¼"  }, { 189, "½"  },
    {  190, "¾"  }, { 191, "¿"  }, { 192, "À"  }, { 193, "Á"  },
    {  194, "Â"   }, { 195, "Ã"  }, { 196, "Ä"    }, { 197, "Å"   },
    {  198, "Æ"   }, { 199, "Ç"  }, { 200, "È"  }, { 201, "É"  },
    {  202, "Ê"   }, { 203, "Ë"    }, { 204, "Ì"  }, { 205, "Í"  },
    {  206, "Î"   }, { 207, "Ï"    }, { 208, "Ð"     }, { 209, "Ñ"  },
    {  210, "Ò"  }, { 211, "Ó"  }, { 212, "Ô"   }, { 213, "Õ"  },
    {  214, "Ö"    }, { 215, "×"   }, { 216, "Ø"  }, { 217, "Ù"  },
    {  218, "Ú"  }, { 219, "Û"   }, { 220, "Ü"    }, { 221, "Ý"  },
    {  222, "Þ"   }, { 223, "ß"   }, { 224, "à"  }, { 225, "á"  },
    {  226, "â"   }, { 227, "ã"  }, { 228, "ä"    }, { 229, "å"   },
    {  230, "æ"   }, { 231, "ç"  }, { 232, "è"  }, { 233, "é"  },
    {  234, "ê"   }, { 235, "ë"    }, { 236, "ì"  }, { 237, "í"  },
    {  238, "î"   }, { 239, "ï"    }, { 240, "ð"     }, { 241, "ñ"  },
    {  242, "ò"  }, { 243, "ó"  }, { 244, "ô"   }, { 245, "õ"  },
    {  246, "ö"    }, { 247, "÷"  }, { 248, "ø"  }, { 249, "ù"  },
    {  250, "ú"  }, { 251, "û"   }, { 252, "ü"    }, { 253, "ý"  },
    {  254, "þ"   }, { 255, "ÿ"    }, { 338, "Œ"   }, { 339, "œ"   },
    {  352, "Š"  }, { 353, "š"  }, { 376, "Ÿ"    }, { 402, "ƒ"    },
    {  710, "ˆ"    }, { 732, "˜"   }, { 913, "Α"   }, { 914, "Β"    },
    {  915, "Γ"   }, { 916, "Δ"   }, { 917, "Ε" }, { 918, "Ζ"    },
    {  919, "Η"     }, { 920, "Θ"   }, { 921, "Ι"    }, { 922, "Κ"   },
    {  923, "Λ"  }, { 924, "Μ"      }, { 925, "Ν"      }, { 926, "Ξ"      },
    {  927, "Ο" }, { 928, "Π"      }, { 929, "Ρ"     }, { 931, "Σ"   },
    {  932, "Τ"     }, { 933, "Υ" }, { 934, "Φ"     }, { 935, "Χ"     },
    {  936, "Ψ"     }, { 937, "Ω"   }, { 945, "α"   }, { 946, "β"    },
    {  947, "γ"   }, { 948, "δ"   }, { 949, "ε" }, { 950, "ζ"    },
    {  951, "η"     }, { 952, "θ"   }, { 953, "ι"    }, { 954, "κ"   },
    {  955, "λ"  }, { 956, "μ"      }, { 957, "ν"      }, { 958, "ξ"      },
    {  959, "ο" }, { 960, "π"      }, { 961, "ρ"     }, { 962, "ς"  },
    {  963, "σ"   }, { 964, "τ"     }, { 965, "υ" }, { 966, "φ"     },
    {  967, "χ"     }, { 968, "ψ"     }, { 969, "ω"   }, { 977, "&thetasym" },
    {  978, "ϒ"   }, { 982, "ϖ"     }, {8194, " "    }, {8195, " "    },
    { 8201, " "  }, {8204, "‌"    }, {8205, "‍"     }, {8206, "‎"     },
    { 8207, "‏"     }, {8211, "–"   }, {8212, "—"   }, {8216, "‘"   },
    { 8217, "’"   }, {8218, "‚"   }, {8220, "“"   }, {8221, "”"   },
    { 8222, "„"   }, {8224, "†"  }, {8225, "‡"  }, {8226, "•"    },
    { 8230, "…"  }, {8240, "‰"  }, {8242, "′"   }, {8243, "″"   },
    { 8249, "‹"  }, {8250, "›"  }, {8254, "‾"   }, {8260, "⁄"   },
    { 8364, "€"    }, {8465, "ℑ"   }, {8472, "℘"  }, {8476, "ℜ"    },
    { 8482, "™"   }, {8501, "ℵ" }, {8592, "←"    }, {8593, "↑"    },
    { 8594, "→"    }, {8595, "↓"    }, {8596, "↔"    }, {8629, "↵"   },
    { 8656, "⇐"    }, {8657, "⇑"    }, {8658, "⇒"    }, {8659, "⇓"    },
    { 8660, "⇔"    }, {8704, "∀"  }, {8706, "∂"    }, {8707, "∃"   },
    { 8709, "∅"   }, {8711, "∇"   }, {8712, "∈"    }, {8713, "∉"   },
    { 8715, "∋"      }, {8719, "∏"    }, {8721, "∑"     }, {8722, "−"   },
    { 8727, "∗"  }, {8730, "√"   }, {8733, "∝"    }, {8734, "∞"   },
    { 8736, "∠"     }, {8743, "∧"     }, {8744, "∨"      }, {8745, "∩"     },
    { 8746, "∪"     }, {8747, "∫"     }, {8756, "∴"  }, {8764, "∼"     },
    { 8773, "≅"    }, {8776, "≈"   }, {8800, "≠"      }, {8801, "≡"   },
    { 8804, "≤"      }, {8805, "≥"      }, {8834, "⊂"     }, {8835, "⊃"     },
    { 8836, "⊄"    }, {8838, "⊆"    }, {8839, "⊇"    }, {8853, "⊕"   },
    { 8855, "⊗"  }, {8869, "⊥"    }, {8901, "⋅"    }, {8968, "⌈"   },
    { 8969, "⌉"   }, {8970, "⌊"  }, {8971, "⌋"  }, {9001, "⟨"    },
    { 9002, "⟩"    }, {9674, "◊"     }, {9824, "♠"  }, {9827, "♣"   },
    { 9829, "♥"  }, {9830, "♦"   }
};

static void test_map2(void)
{
	unsigned int i, n;
	unsigned short k;
	unsigned char h, l;

	n = sizeof(html_charset) / sizeof(html_charset[0]);

	for (i = 0; i < n; i++) {
		k = html_charset[i].id;
		h = (unsigned char) (k >> 8);
		l = (unsigned char) (k & 0xFF) ;
		if (k > 255 && (h == 0 || l == 0))
			printf("id: %d = 0\n", html_charset[i].id);
	}
}

static void create_map2(void)
{
	unsigned int   i, j, n;

	n = sizeof(html_charset) / sizeof(html_charset[0]);

	for (i = 0; i < n; i++) {
		const char *ptr = html_charset[i].entity;
		if (ptr == NULL)
			continue;
		for (j = 0; j < i; j++) {
			if (html_charset[j].entity == NULL)
				continue;
			if (strcmp(ptr, html_charset[j].entity) == 0) {
				html_charset[j].entity = NULL;
				break;
			}
		}
	}

	printf("#ifndef	__HTML_CHARSET_INCLUDE_H__\n");
	printf("#define	__HTML_CHARSET_INCLUDE_H__\n");
	printf("\n");

	printf("static const char *html_charmap[] = {\n");
	for (i = 0; i < 65535; i++) {
		if (i > 0) {
			if (i % 8 == 0)
				printf(",\n\t");
			else
				printf(", ");
		} else
			printf("\t");
		for (j = 0; j < n; j++) {
			if (html_charset[j].entity && html_charset[j].id == i)
				break;
		}
		if (j < n)
			printf("\"%s\"", html_charset[j].entity);
		else
			printf("NULL");
	}
	printf("\n};\n");

	printf("\ntypedef struct {\n"
		"\tunsigned short  ch;\n"
		"\tconst char *txt;\n"
		"\tsize_t  len;\n"
		"} HTML_SPEC;\n"
		"\n"
		"static const HTML_SPEC html_tab[] = {\n"
	);
	for (i = 0; i < n; i++) {
		if (html_charset[i].entity == NULL)
			continue;
		printf("\t{ %u, \"%s\", sizeof(\"%s\") - 1 },\n",
			html_charset[i].id, html_charset[i].entity, html_charset[i].entity);
	}
	printf("};\n\n");
	printf("#endif\n");
}

/*----------------------------------------------------------------------------*/

typedef struct HTML_SPEC_TBL
{
	const char  ch;
	const char *txt;
} HTML_SPEC_TBL;

static const HTML_SPEC_TBL __tab[] = {
	{ '<', "&lt;" },
	{ '>', "&gt;" },
	{ '&', "&amp;" },
	{ '\'', "&apos;" },
	{ '\"', "&quot;" },
	{ 0, 0 }
};

static void create_map1(void)
{
	int   i, j;

	for (i = 0; i < 255; i++) {
		if (i > 0) {
			if (i % 8 == 0)
				printf(",\r\n");
			else
				printf(", ");
		}
		for (j = 0; __tab[j].ch; j++) {
			if (__tab[j].ch == i)
				break;
		}
		if (__tab[j].ch)
			printf("\"%s\"", __tab[j].txt);
		else
			printf("NULL");
	}
	printf("\r\n");
}

int main(void)
{
	const char *src = "%E4%B8%AD%E5%9B%BD%0A%E4%B8%AD%E5%9B%BD%0A%E4%B8%AD%E5%9B%BD";
/*
	char  buf[256], *dst;
*/
	char  *dst;

	if (0) {
		create_map1();
		return (0);
	} else if (1) {
		create_map2();
		return (0);
	} else if (2) {
		test_map2();
		return (0);
	}

	printf("src(%s)\n", src);
	dst = acl_url_decode(src);
	printf("dst(%s)\n", dst);

/*
	if (acl_utf8_to_gb2312(dst, strlen(dst), buf, sizeof(buf)) > 0)
		printf("ok, buf(%s)\n", buf);
	else
		printf("error\n");

	src = "中国";
	if (acl_utf8_to_gb2312(src, strlen(src), buf, sizeof(buf)) > 0)
		printf("ok, buf(%s)\n", buf);
	else
		printf("error\n");
*/
	return (0);
}