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base64: more thorough decode tests.

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Signed-off-by: Reimar Döffinger <Reimar.Doeffinger@gmx.de>
This commit is contained in:
Reimar Döffinger 2012-01-20 23:26:10 +01:00
parent 77b90f0cd0
commit 8650d5faf9
1 changed files with 20 additions and 1 deletions
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21
libavutil/base64.c
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@ -136,15 +136,34 @@ static int test_encode_decode(const uint8_t *data, unsigned int data_size,
return 1;
}
if ((data2_size = av_base64_decode(data2, encoded, max_data2_size)) < 0) {
if ((data2_size = av_base64_decode(data2, encoded, max_data2_size)) != data_size) {
printf("Failed: cannot decode the encoded string\n"
"Encoded:\n%s\n", encoded);
return 1;
}
if ((data2_size = av_base64_decode(data2, encoded, data_size)) != data_size) {
printf("Failed: cannot decode with minimal buffer\n"
"Encoded:\n%s\n", encoded);
return 1;
}
if (memcmp(data2, data, data_size)) {
printf("Failed: encoded/decoded data differs from original data\n");
return 1;
}
if (av_base64_decode(NULL, encoded, 0) != 0) {
printf("Failed: decode to NULL buffer\n");
return 1;
}
if (strlen(encoded)) {
char *end = strchr(encoded, '=');
if (!end)
end = encoded + strlen(encoded) - 1;
*end = '%';
if (av_base64_decode(NULL, encoded, 0) >= 0) {
printf("Failed: error detection\n");
return 1;
}
}
printf("Passed!\n");
return 0;