static Size percentEncode(
char* encoded,
Size encodedLength,
const char* source,
Size sourceLength) {
if (!encoded || !source) return 0;
const char* encodedStart = encoded;
const char* sourceEnd = source + sourceLength;
char temp;
encodedLength--;
while (source < sourceEnd && encodedLength) {
temp = *source;
if ((temp >= 'A' && temp <= 'Z') ||
(temp >= 'a' && temp <= 'z') ||
(temp >= '0' && temp <= '9') ||
temp == '-' ||
temp == '.' ||
temp == '_' ||
temp == '~') {
*(encoded++) = temp;
} else {
*(encoded++) = '%';
if (!(--encodedLength)) break;
*(encoded++) = hexCharFromValue((unsigned char)temp >> 4);
if (!(--encodedLength)) break;
*(encoded++) = hexCharFromValue(temp & 0x0F);
encodedLength -= 2;
}
source++;
encodedLength--;
}
*encoded = '\0';
return encoded - encodedStart;
}
//URLエンコードにエンコードする
void urlEncode(char* encoded
,unsigned int encoded_length
,const char* source)
{
char temp;
encoded_length--;
while(*source && encoded_length){
temp =*source;
if( (ASCII_ALPHA1_START <= temp && temp<= ASCII_ALPHA1_END)
||(ASCII_ALPHA2_START <= temp && temp<= ASCII_ALPHA2_END)
||(ASCII_DIGIT_START <= temp && temp<= ASCII_DIGIT_END)
|| temp == ASCII_HYPHEN
|| temp == ASCII_PERIOD
|| temp == ASCII_UNDERSCORE
|| temp == ASCII_TILDA)
{
//Unreserved Characters
*(encoded++) = temp;
}else{
//Reserved Characters
*(encoded++) = '%';
if(!(--encoded_length)) break;
*(encoded++) = hexCharFromValue((unsigned char)temp >> 4);
if(!(--encoded_length)) break;
*(encoded++) = hexCharFromValue(temp & 0x0F);
encoded_length-=2;
}
source++;
encoded_length--;
}
*encoded = '\0';
}
