tencent_hmac_sha256() {
k=$1
shift
- hex_key=$(_ascii_hex "$k" | tr -d ' ')
+ hex_key=$(printf %b "$k" | _hex_dump | tr -d ' ')
printf %b "$@" | _hmac sha256 "$hex_key" hex
}
credentialScope="$date/$service/tc3_request"
stringToSign="$algorithm\n$timestamp\n$credentialScope\n$(tencent_sha256 "$canonicalRequest")"
+ _debug "stringToSign: $stringToSign"
secretDate=$(tencent_hmac_sha256 "TC3$secretKey" "$date")
secretService=$(tencent_hmac_sha256_hexkey "$secretDate" "$service")