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ZLMediaKit
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优化url编解码

This commit is contained in:
xiongziliang 2020-03-12 18:14:47 +08:00
parent e4e5400641
commit 119d90bc58
1 changed files with 15 additions and 18 deletions
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33
src/Http/strCoding.cpp
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@ -69,24 +69,19 @@ char StrToBin(const char *str)
} }
string strCoding::UrlEncode(const string &str) { string strCoding::UrlEncode(const string &str) {
string dd; string out;
size_t len = str.size(); size_t len = str.size();
for (size_t i = 0; i < len; i++) { for (size_t i = 0; i < len; ++i) {
if (isalnum((uint8_t)str[i])) { char ch = str[i];
char tempbuff[2]; if (isalnum((uint8_t)ch)) {
sprintf(tempbuff, "%c", str[i]); out.push_back(ch);
dd.append(tempbuff); }else {
}
else if (isspace((uint8_t)str[i])) {
dd.append("+");
}
else {
char tempbuff[4]; char tempbuff[4];
sprintf(tempbuff, "%%%X%X", (uint8_t)str[i] >> 4,(uint8_t)str[i] % 16); sprintf(tempbuff, "%%%X%X", (uint8_t)str[i] >> 4,(uint8_t)str[i] % 16);
dd.append(tempbuff); out.append(tempbuff);
} }
} }
return dd; return out;
} }
string strCoding::UrlDecode(const string &str) { string strCoding::UrlDecode(const string &str) {
string output = ""; string output = "";
@ -94,16 +89,18 @@ string strCoding::UrlDecode(const string &str) {
int i = 0, len = str.length(); int i = 0, len = str.length();
while (i < len) { while (i < len) {
if (str[i] == '%') { if (str[i] == '%') {
if(i > len - 3){
//防止内存溢出
break;
}
tmp[0] = str[i + 1]; tmp[0] = str[i + 1];
tmp[1] = str[i + 2]; tmp[1] = str[i + 2];
output += StrToBin(tmp); output += StrToBin(tmp);
i = i + 3; i = i + 3;
} } else if (str[i] == '+') {
else if (str[i] == '+') {
output += ' '; output += ' ';
i++; i++;
} } else {
else {
output += str[i]; output += str[i];
i++; i++;
} }