nghttp2_check_header_value ========================== Synopsis -------- *#include <nghttp2/nghttp2.h>* .. function:: int nghttp2_check_header_value(const uint8_t *value, size_t len) Returns nonzero if HTTP header field value *value* of length *len* is valid according to http://tools.ietf.org/html/rfc7230#section-3.2