added multipart upload file,

it works, but need some adjustements,
refactoring and testing

srcs/utils.cpp

@@ -153,7 +153,7 @@ std::string	http_methods_to_str(unsigned int methods)
 
 file_type	eval_file_type(const std::string &path)
 {
-	const char *tmp_path = path.c_str();
+	const char *tmp_path = path.c_str(); // variable superflu ?
 	struct stat s;
 
 	if (stat(tmp_path, &s) != -1)
@@ -242,7 +242,7 @@ size_t
 	std::vector<std::string>			list;
 	std::vector<std::string>::iterator	it;
 	std::vector<std::string>::iterator	it_end;
-	size_t								err = 0;
+	size_t								err_count = 0;
 	size_t								pos;
 	std::string							key;
 	std::string							val;
@@ -255,13 +255,13 @@ size_t
 		pos = (*it).find(':');
 		if (pos == NPOS)
 		{
-			err++;
+			err_count++;
 			continue;
 		}
 		key = (*it).substr(0, pos);
 		if ( key.find(' ') != NPOS )
 		{
-			err++;
+			err_count++;
 			continue;
 		}
 //		bad idea, in cgi we need to have the original value
@@ -270,7 +270,7 @@ size_t
 		val = ::trim(val, ' ');
 		fields.insert( std::pair<std::string, std::string>(key, val) );
 	}
-	return err;
+	return err_count;
 }
 
 void	str_map_key_tolower(std::map<std::string, std::string> & mp)