use bytes::{BufMut, Bytes};
use crate::primitives::fixed::{get_i8, get_i32, put_i8, put_i32};
use crate::primitives::string_bytes::{
compact_string_len, put_compact_string, put_string, string_len,
};
use crate::primitives::string_bytes::{put_bytes, put_compact_bytes};
use crate::primitives::string_bytes_borrowed::{get_bytes_borrowed, get_compact_bytes_borrowed};
use crate::primitives::string_bytes_borrowed::{get_compact_string_borrowed, get_string_borrowed};
use crate::tagged_fields::{WriteTaggedFields, read_tagged_fields, tagged_fields_len};
use crate::{DecodeBorrow, Encode, ProtocolError, UnknownTaggedFields};
pub const MIN_VERSION: i16 = 0;
pub const MAX_VERSION: i16 = 0;
pub const FLEXIBLE_MIN: i16 = 0;
#[inline]
fn is_flexible(version: i16) -> bool {
version >= FLEXIBLE_MIN
}
#[derive(Debug, Clone, PartialEq, Eq, Default)]
pub struct UserScramCredentialRecord<'a> {
pub name: &'a str,
pub mechanism: i8,
pub salt: &'a [u8],
pub stored_key: &'a [u8],
pub server_key: &'a [u8],
pub iterations: i32,
pub unknown_tagged_fields: UnknownTaggedFields,
}
impl UserScramCredentialRecord<'_> {
pub fn to_owned(
&self,
) -> crate::owned::user_scram_credential_record::UserScramCredentialRecord {
crate::owned::user_scram_credential_record::UserScramCredentialRecord {
name: (self.name).to_string(),
mechanism: (self.mechanism),
salt: Bytes::copy_from_slice(self.salt),
stored_key: Bytes::copy_from_slice(self.stored_key),
server_key: Bytes::copy_from_slice(self.server_key),
iterations: (self.iterations),
unknown_tagged_fields: self.unknown_tagged_fields.clone(),
}
}
}
impl Encode for UserScramCredentialRecord<'_> {
fn encode<B: BufMut>(&self, buf: &mut B, version: i16) -> Result<(), ProtocolError> {
if !(MIN_VERSION..=MAX_VERSION).contains(&version) {
return Err(ProtocolError::SchemaMismatch(
"UserScramCredentialRecord version out of range",
));
}
let flex = is_flexible(version);
if version >= 0 {
if flex {
put_compact_string(buf, self.name);
} else {
put_string(buf, self.name);
}
}
if version >= 0 {
put_i8(buf, self.mechanism);
}
if version >= 0 {
if flex {
put_compact_bytes(buf, self.salt);
} else {
put_bytes(buf, self.salt);
}
}
if version >= 0 {
if flex {
put_compact_bytes(buf, self.stored_key);
} else {
put_bytes(buf, self.stored_key);
}
}
if version >= 0 {
if flex {
put_compact_bytes(buf, self.server_key);
} else {
put_bytes(buf, self.server_key);
}
}
if version >= 0 {
put_i32(buf, self.iterations);
}
if flex {
let tagged = WriteTaggedFields::new();
tagged.write(buf, &self.unknown_tagged_fields);
}
Ok(())
}
fn encoded_len(&self, version: i16) -> usize {
let flex = is_flexible(version);
let mut n: usize = 0;
if version >= 0 {
n += if flex {
compact_string_len(self.name)
} else {
string_len(self.name)
};
}
if version >= 0 {
n += 1;
}
if version >= 0 {
n += if flex {
crate::primitives::varint::uvarint_len(
u32::try_from((self.salt).len() + 1).unwrap(),
) + (self.salt).len()
} else {
4 + (self.salt).len()
};
}
if version >= 0 {
n += if flex {
crate::primitives::varint::uvarint_len(
u32::try_from((self.stored_key).len() + 1).unwrap(),
) + (self.stored_key).len()
} else {
4 + (self.stored_key).len()
};
}
if version >= 0 {
n += if flex {
crate::primitives::varint::uvarint_len(
u32::try_from((self.server_key).len() + 1).unwrap(),
) + (self.server_key).len()
} else {
4 + (self.server_key).len()
};
}
if version >= 0 {
n += 4;
}
if flex {
let known_pairs: Vec<(u32, usize)> = Vec::new();
n += tagged_fields_len(&known_pairs, &self.unknown_tagged_fields);
}
n
}
}
impl<'de> DecodeBorrow<'de> for UserScramCredentialRecord<'de> {
fn decode_borrow(buf: &mut &'de [u8], version: i16) -> Result<Self, ProtocolError> {
if !(MIN_VERSION..=MAX_VERSION).contains(&version) {
return Err(ProtocolError::SchemaMismatch(
"UserScramCredentialRecord version out of range",
));
}
let flex = is_flexible(version);
let mut out = Self::default();
if version >= 0 {
out.name = if flex {
get_compact_string_borrowed(buf)?
} else {
get_string_borrowed(buf)?
};
}
if version >= 0 {
out.mechanism = get_i8(buf)?;
}
if version >= 0 {
out.salt = if flex {
get_compact_bytes_borrowed(buf)?
} else {
get_bytes_borrowed(buf)?
};
}
if version >= 0 {
out.stored_key = if flex {
get_compact_bytes_borrowed(buf)?
} else {
get_bytes_borrowed(buf)?
};
}
if version >= 0 {
out.server_key = if flex {
get_compact_bytes_borrowed(buf)?
} else {
get_bytes_borrowed(buf)?
};
}
if version >= 0 {
out.iterations = get_i32(buf)?;
}
if flex {
out.unknown_tagged_fields = read_tagged_fields(buf, |_tag, _payload| Ok(false))?;
}
Ok(out)
}
}
#[cfg(test)]
impl UserScramCredentialRecord<'_> {
#[must_use]
pub fn populated(version: i16) -> Self {
let mut m = Self::default();
if version >= 0 {
m.name = "x";
}
if version >= 0 {
m.mechanism = 1i8;
}
if version >= 0 {
m.salt = &b"x"[..];
}
if version >= 0 {
m.stored_key = &b"x"[..];
}
if version >= 0 {
m.server_key = &b"x"[..];
}
if version >= 0 {
m.iterations = 1i32;
}
m
}
}