yenc.qh File Reference

#include "test.qh"

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Macros
#define	ydec_single(stringiter, ret)
#define	yenc_single(c, ret)

Functions
	TEST (yEnc, EncodeDecode)

Macro Definition Documentation

ydec_single

#define ydec_single	(		stringiter,
			ret )

Value:

    MACRO_BEGIN \
        int conv = STRING_ITERATOR_GET(stringiter); \
        if (conv <= 0) { \
            ret = -1; \
        } else { \
            if (conv == '=') { \
                conv = STRING_ITERATOR_GET(stringiter); \
                conv -= 64; \
            } \
            if (conv < 42) conv += 256; \
            conv -= 42; \
            ret = conv; \
        } \
    MACRO_END

Definition at line 31 of file yenc.qh.

#define ydec_single(stringiter, ret) \
    MACRO_BEGIN \
        int conv = STRING_ITERATOR_GET(stringiter); \
        if (conv <= 0) { \
            ret = -1; \
        } else { \
            if (conv == '=') { \
                conv = STRING_ITERATOR_GET(stringiter); \
                conv -= 64; \
            } \
            if (conv < 42) conv += 256; \
            conv -= 42; \
            ret = conv; \
        } \
    MACRO_END

Referenced by TEST().

yenc_single

#define yenc_single	(		c,
			ret )

Value:

    MACRO_BEGIN \
        int conv = c; \
        conv += 42; \
        if (conv >= 256) conv -= 256; \
        switch (conv) \
        { \
            default: \
            { \
                string yenc_it = chr2str(conv); \
                ret = yenc_it; \
                break; \
            } \
            case 0: \
            case '\n': \
            case '\r': \
            case '=': \
            { \
                conv += 64; \
                string yenc_it = chr2str('=', conv); \
                ret = yenc_it; \
                break; \
            } \
        } \
    MACRO_END

Definition at line 5 of file yenc.qh.

#define yenc_single(c, ret) \
    MACRO_BEGIN \
        int conv = c; \
        conv += 42; \
        if (conv >= 256) conv -= 256; \
        switch (conv) \
        { \
            default: \
            { \
                string yenc_it = chr2str(conv); \
                ret = yenc_it; \
                break; \
            } \
            case 0: \
            case '\n': \
            case '\r': \
            case '=': \
            { \
                conv += 64; \
                string yenc_it = chr2str('=', conv); \
                ret = yenc_it; \
                break; \
            } \
        } \
    MACRO_END

Referenced by TEST(), and WriteByte().

Function Documentation

TEST()

TEST	(	yEnc	,
		EncodeDecode	)

Definition at line 47 of file yenc.qh.

{
    for (int i = 0; i <= 255; ++i)
    {
        int expect = i;
 
        string fragment = string_null;
        yenc_single(expect, fragment);
 
        int encdec = 0;
        STRING_ITERATOR(fragmentiterator, fragment, 0);
        ydec_single(fragmentiterator, encdec);
 
        EXPECT_EQ(expect, encdec);
    }
    SUCCEED();
}

References EXPECT_EQ, STRING_ITERATOR, string_null, SUCCEED, ydec_single, and yenc_single.