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| author | Denys Vlasenko | 2010-03-24 16:43:16 +0100 |
|---|---|---|
| committer | Denys Vlasenko | 2010-03-24 16:43:16 +0100 |
| commit | 3d9c69fb4fd0de40db14d2fa095df98a4bacebc3 (patch) | |
| tree | b68b17cc913a5a5d7c7be04a92360fddfd43506d /networking | |
| parent | 702f7d6c0bb3242e66efb4d1c55b51e535935eab (diff) | |
| download | busybox-3d9c69fb4fd0de40db14d2fa095df98a4bacebc3.zip busybox-3d9c69fb4fd0de40db14d2fa095df98a4bacebc3.tar.gz | |
udhcp: add testing bits to dns en/decoder
we had two bugs there at least, must have testing
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
Diffstat (limited to 'networking')
| -rw-r--r-- | networking/udhcp/domain_codec.c | 37 |
1 files changed, 35 insertions, 2 deletions
diff --git a/networking/udhcp/domain_codec.c b/networking/udhcp/domain_codec.c index c81372a..f116964 100644 --- a/networking/udhcp/domain_codec.c +++ b/networking/udhcp/domain_codec.c @@ -6,8 +6,16 @@ * * Licensed under GPLv2 or later, see file LICENSE in this tarball for details. */ - -#include "common.h" +#ifdef DNS_COMPR_TESTING +# define FAST_FUNC /* nothing */ +# define xmalloc malloc +# include <stdlib.h> +# include <stdint.h> +# include <string.h> +# include <stdio.h> +#else +# include "common.h" +#endif #define NS_MAXDNAME 1025 /* max domain name length */ #define NS_MAXCDNAME 255 /* max compressed domain name length */ @@ -213,3 +221,28 @@ uint8_t* FAST_FUNC dname_enc(const uint8_t *cstr, int clen, const char *src, int *retlen = d - dname + 1; return dname; } + +#ifdef DNS_COMPR_TESTING +/* gcc -Wall -DDNS_COMPR_TESTING domain_codec.c -o domain_codec && ./domain_codec */ +int main(int argc, char **argv) +{ + int len; + uint8_t *encoded; + +#define DNAME_DEC(encoded,pre) dname_dec((uint8_t*)(encoded), sizeof(encoded), (pre)) + printf("'%s'\n", DNAME_DEC("\4host\3com\0", "test1:")); + printf("test2:'%s'\n", DNAME_DEC("\4host\3com\0\4host\3com\0", "")); + printf("test3:'%s'\n", DNAME_DEC("\4host\3com\0\xC0\0", "")); + printf("test4:'%s'\n", DNAME_DEC("\4host\3com\0\xC0\5", "")); + printf("test5:'%s'\n", DNAME_DEC("\4host\3com\0\xC0\5\1z\xC0\xA", "")); + +#define DNAME_ENC(cache,source,lenp) dname_enc((uint8_t*)(cache), sizeof(cache), (source), (lenp)) + encoded = dname_enc(NULL, 0, "test.net", &len); + printf("test6:'%s' len:%d\n", dname_dec(encoded, len, ""), len); + encoded = DNAME_ENC("\3net\0", "test.net", &len); + printf("test7:'%s' len:%d\n", dname_dec(encoded, len, ""), len); + encoded = DNAME_ENC("\4test\3net\0", "test.net", &len); + printf("test8:'%s' len:%d\n", dname_dec(encoded, len, ""), len); + return 0; +} +#endif |