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Fixed a bug

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This commit is contained in:
Thulinma 2011-10-18 03:44:41 +02:00
parent b2ee501bbe
commit bfda88d350
8 changed files with 367 additions and 88 deletions
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37
Connector_HTTP/main.cpp
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@ -26,6 +26,11 @@ namespace Connector_HTTP{
/// Needed for base64_encode function
static const std::string base64_chars = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/";
/// Helper for base64_decode function
static inline bool is_base64(unsigned char c) {
return (isalnum(c) || (c == '+') || (c == '/'));
}
/// Used to base64 encode data. Input is the plaintext as std::string, output is the encoded data as std::string.
/// \param input Plaintext data to encode.
/// \returns Base64 encoded data.
@ -49,6 +54,38 @@ namespace Connector_HTTP{
return ret;
}//base64_encode
/// Used to base64 decode data. Input is the encoded data as std::string, output is the plaintext data as std::string.
/// \param input Base64 encoded data to decode.
/// \returns Plaintext decoded data.
std::string base64_decode(std::string const& encoded_string) {
int in_len = encoded_string.size();
int i = 0;
int j = 0;
int in_ = 0;
unsigned char char_array_4[4], char_array_3[3];
std::string ret;
while (in_len-- && ( encoded_string[in_] != '=') && is_base64(encoded_string[in_])) {
char_array_4[i++] = encoded_string[in_]; in_++;
if (i ==4) {
for (i = 0; i <4; i++){char_array_4[i] = base64_chars.find(char_array_4[i]);}
char_array_3[0] = (char_array_4[0] << 2) + ((char_array_4[1] & 0x30) >> 4);
char_array_3[1] = ((char_array_4[1] & 0xf) << 4) + ((char_array_4[2] & 0x3c) >> 2);
char_array_3[2] = ((char_array_4[2] & 0x3) << 6) + char_array_4[3];
for (i = 0; (i < 3); i++){ret += char_array_3[i];}
i = 0;
}
}
if (i) {
for (j = i; j <4; j++){char_array_4[j] = 0;}
for (j = 0; j <4; j++){char_array_4[j] = base64_chars.find(char_array_4[j]);}
char_array_3[0] = (char_array_4[0] << 2) + ((char_array_4[1] & 0x30) >> 4);
char_array_3[1] = ((char_array_4[1] & 0xf) << 4) + ((char_array_4[2] & 0x3c) >> 2);
char_array_3[2] = ((char_array_4[2] & 0x3) << 6) + char_array_4[3];
for (j = 0; (j < i - 1); j++) ret += char_array_3[j];
}
return ret;
}
/// Returns AMF-format metadata for Adobe HTTP Dynamic Streaming.
std::string GetMetaData( ) {
AMF::Object amfreply("container", AMF::AMF0_DDV_CONTAINER);