diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/libwaitress/waitress.c | 128 |
1 files changed, 128 insertions, 0 deletions
diff --git a/src/libwaitress/waitress.c b/src/libwaitress/waitress.c index ec711b8..3c48616 100644 --- a/src/libwaitress/waitress.c +++ b/src/libwaitress/waitress.c @@ -90,6 +90,111 @@ char *WaitressUrlEncode (const char *in) { return out; } +/* base64 encode data + * @param encode this + * @return malloc'ed string + */ +static char *WaitressBase64Encode (const char *in) { + assert (in != NULL); + + size_t inLen = strlen (in); + char *out, *outPos; + const char *inPos; + static const char *alphabet = "ABCDEFGHIJKLMNOPQRSTUVWXYZ" + "abcdefghijklmnopqrstuvwxyz0123456789+/"; + const size_t alphabetLen = strlen (alphabet); + + /* worst case is 1.333 */ + out = malloc ((inLen * 2 + 1) * sizeof (*out)); + if (out == NULL) { + return NULL; + } + outPos = out; + inPos = in; + + while (inLen >= 3) { + uint8_t idx; + + idx = ((*inPos) >> 2) & 0x3f; + assert (idx < alphabetLen); + *outPos = alphabet[idx]; + ++outPos; + + idx = ((*inPos) & 0x3) << 4; + ++inPos; + idx |= ((*inPos) >> 4) & 0xf; + assert (idx < alphabetLen); + *outPos = alphabet[idx]; + ++outPos; + + idx = ((*inPos) & 0xf) << 2; + ++inPos; + idx |= ((*inPos) >> 6) & 0x3; + assert (idx < alphabetLen); + *outPos = alphabet[idx]; + ++outPos; + + idx = (*inPos) & 0x3f; + ++inPos; + assert (idx < alphabetLen); + *outPos = alphabet[idx]; + ++outPos; + + inLen -= 3; + } + + switch (inLen) { + case 2: { + uint8_t idx; + + idx = ((*inPos) >> 2) & 0x3f; + assert (idx < alphabetLen); + *outPos = alphabet[idx]; + ++outPos; + + idx = ((*inPos) & 0x3) << 4; + ++inPos; + idx |= ((*inPos) >> 4) & 0xf; + assert (idx < alphabetLen); + *outPos = alphabet[idx]; + ++outPos; + + idx = ((*inPos) & 0xf) << 2; + assert (idx < alphabetLen); + *outPos = alphabet[idx]; + ++outPos; + + *outPos = '='; + ++outPos; + break; + } + + case 1: { + uint8_t idx; + + idx = ((*inPos) >> 2) & 0x3f; + assert (idx < alphabetLen); + *outPos = alphabet[idx]; + ++outPos; + + idx = ((*inPos) & 0x3) << 4; + assert (idx < alphabetLen); + *outPos = alphabet[idx]; + ++outPos; + + *outPos = '='; + ++outPos; + + *outPos = '='; + ++outPos; + break; + } + } + *outPos = '\0'; + + return out; +} + /* Split http url into host, port and path * @param url * @param returned url struct @@ -709,6 +814,18 @@ static void compareUrl (const char *url, const char *user, } } +/* compare two strings + */ +void compareStr (const char *result, const char *expected) { + if (!streq (result, expected)) { + printf ("FAIL for %s, result was %s\n", expected, result); + } else { + printf ("OK for %s\n", expected); + } +} + +/* test entry point + */ int main () { /* WaitressSplitUrl tests */ compareUrl ("http://www.example.com/", NULL, NULL, "www.example.com", NULL, @@ -737,6 +854,17 @@ int main () { compareUrl ("http:///", NULL, NULL, "", NULL, ""); compareUrl ("http://foo:bar@", "foo", "bar", "", NULL, NULL); + /* WaitressBase64Encode tests */ + compareStr (WaitressBase64Encode ("M"), "TQ=="); + compareStr (WaitressBase64Encode ("Ma"), "TWE="); + compareStr (WaitressBase64Encode ("Man"), "TWFu"); + compareStr (WaitressBase64Encode ("The quick brown fox jumped over the lazy dog."), + "VGhlIHF1aWNrIGJyb3duIGZveCBqdW1wZWQgb3ZlciB0aGUgbGF6eSBkb2cu"); + compareStr (WaitressBase64Encode ("The quick brown fox jumped over the lazy dog"), + "VGhlIHF1aWNrIGJyb3duIGZveCBqdW1wZWQgb3ZlciB0aGUgbGF6eSBkb2c="); + compareStr (WaitressBase64Encode ("The quick brown fox jumped over the lazy do"), + "VGhlIHF1aWNrIGJyb3duIGZveCBqdW1wZWQgb3ZlciB0aGUgbGF6eSBkbw=="); + return EXIT_SUCCESS; } #endif /* TEST */ |