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encoding: simplify {places,eats}_dots
Why not using constant bools? Much simpler than complex function calls, that eventually return constant values. Signed-off-by: Ralf Ramsauer <ralf@ramses-pyramidenbau.de>
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0eb3b65158
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4591cafd27
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@ -51,11 +51,6 @@ static const unsigned char cb128[] =
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static unsigned char rev128[256];
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static int reverse_init = 0;
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static int base128_handles_dots(void)
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{
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return 0;
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}
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inline static void base128_reverse_init(void)
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{
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int i;
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@ -258,8 +253,8 @@ const struct encoder base128_ops = {
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.encode = base128_encode,
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.decode = base128_decode,
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.places_dots = base128_handles_dots,
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.eats_dots = base128_handles_dots,
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.places_dots = false,
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.eats_dots = false,
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.blocksize_raw = BASE128_BLKSIZE_RAW,
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.blocksize_encoded = BASE128_BLKSIZE_ENC,
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@ -32,11 +32,6 @@ static const char cb32_ucase[] =
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static unsigned char rev32[256];
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static int reverse_init = 0;
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static int base32_handles_dots(void)
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{
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return 0;
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}
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inline static void base32_reverse_init(void)
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{
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int i;
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@ -235,8 +230,8 @@ const struct encoder base32_ops = {
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.encode = base32_encode,
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.decode = base32_decode,
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.places_dots = base32_handles_dots,
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.eats_dots = base32_handles_dots,
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.places_dots = false,
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.eats_dots = false,
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.blocksize_raw = BASE32_BLKSIZE_RAW,
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.blocksize_encoded = BASE32_BLKSIZE_ENC,
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@ -32,11 +32,6 @@ static const char cb64[] =
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static unsigned char rev64[256];
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static int reverse_init = 0;
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static int base64_handles_dots(void)
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{
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return 0;
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}
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inline static void base64_reverse_init(void)
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{
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int i;
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@ -173,8 +168,8 @@ const struct encoder base64_ops = {
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.encode = base64_encode,
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.decode = base64_decode,
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.places_dots = base64_handles_dots,
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.eats_dots = base64_handles_dots,
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.places_dots = false,
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.eats_dots = false,
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.blocksize_raw = BASE64_BLKSIZE_RAW,
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.blocksize_encoded = BASE64_BLKSIZE_ENC,
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@ -29,14 +29,14 @@ int build_hostname(char *buf, size_t buflen, const char *data,
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space = MIN((size_t)maxlen, buflen) - strlen(topdomain) - 8;
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/* 8 = 5 max header length + 1 dot before topdomain + 2 safety */
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if (!encoder->places_dots())
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if (!encoder->places_dots)
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space -= (space / 57); /* space for dots */
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memset(buf, 0, buflen);
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encoder->encode(buf, &space, data, datalen);
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if (!encoder->places_dots())
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if (!encoder->places_dots)
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inline_dotify(buf, buflen);
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b = buf;
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@ -57,7 +57,7 @@ int build_hostname(char *buf, size_t buflen, const char *data,
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int unpack_data(char *buf, size_t buflen, char *data, size_t datalen,
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const struct encoder *enc)
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{
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if (!enc->eats_dots())
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if (!enc->eats_dots)
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datalen = inline_undotify(data, datalen);
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return enc->decode(buf, &buflen, data, datalen);
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}
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@ -24,6 +24,8 @@
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#ifndef _ENCODING_H_
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#define _ENCODING_H_
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#include <stdbool.h>
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/* All-0, all-1, 01010101, 10101010: each 4 times to make sure the pattern
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spreads across multiple encoded chars -> 16 bytes total.
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Followed by 32 bytes from my /dev/random; should be enough.
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@ -36,8 +38,8 @@ struct encoder {
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int (*encode)(char *dst, size_t *dstlen, const void *src, size_t srclen);
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int (*decode)(void *dst, size_t *dstlen, const char *src, size_t srclen);
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int (*places_dots)(void);
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int (*eats_dots)(void);
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const bool places_dots;
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const bool eats_dots;
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const int blocksize_raw;
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const int blocksize_encoded;
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@ -2136,31 +2136,31 @@ write_dns_nameenc(char *buf, size_t buflen, const char *data, int datalen, char
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if (downenc == 'S') {
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buf[0] = 'i';
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if (!base64_ops.places_dots())
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if (!base64_ops.places_dots)
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space -= (space / 57); /* space for dots */
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base64_ops.encode(buf+1, &space, data, datalen);
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if (!base64_ops.places_dots())
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if (!base64_ops.places_dots)
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inline_dotify(buf, buflen);
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} else if (downenc == 'U') {
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buf[0] = 'j';
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if (!base64u_ops.places_dots())
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if (!base64u_ops.places_dots)
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space -= (space / 57); /* space for dots */
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base64u_ops.encode(buf+1, &space, data, datalen);
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if (!base64u_ops.places_dots())
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if (!base64u_ops.places_dots)
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inline_dotify(buf, buflen);
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} else if (downenc == 'V') {
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buf[0] = 'k';
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if (!base128_ops.places_dots())
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if (!base128_ops.places_dots)
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space -= (space / 57); /* space for dots */
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base128_ops.encode(buf+1, &space, data, datalen);
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if (!base128_ops.places_dots())
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if (!base128_ops.places_dots)
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inline_dotify(buf, buflen);
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} else {
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buf[0] = 'h';
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if (!base32_ops.places_dots())
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if (!base32_ops.places_dots)
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space -= (space / 57); /* space for dots */
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base32_ops.encode(buf+1, &space, data, datalen);
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if (!base32_ops.places_dots())
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if (!base32_ops.places_dots)
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inline_dotify(buf, buflen);
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}
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