Struct Limits 

pub struct Limits {
    pub max_input_bytes: usize,
    pub max_pages: usize,
    pub max_chars_per_page: usize,
    pub max_native_chars_per_page: usize,
    pub max_total_chars: usize,
    pub max_objects_per_page: usize,
    pub max_path_segments_per_page: usize,
    pub max_form_depth: usize,
    pub max_links_per_page: usize,
}

输入资源限制必须在打开原生库之前检查。

Fields

max_input_bytes: usize

max_pages: usize

max_chars_per_page: usize

max_native_chars_per_page: usize

max_total_chars: usize

max_objects_per_page: usize

max_path_segments_per_page: usize

max_form_depth: usize

max_links_per_page: usize

Implementations

impl Limits

pub fn pdf_host() -> Self

Match Python’s document API: no invented input/count/work cutoffs. Explicit limits remain available through Limits::default() and fields.

pub fn check_input(&self, bytes: &[u8]) -> Result<(), Error>

空输入和超限输入明确返回错误，避免误认为成功的空文档。

Trait Implementations

impl Clone for Limits

fn clone(&self) -> Self

Returns a duplicate of the value.

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source.

impl Debug for Limits

fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter.

impl Default for Limits

fn default() -> Self

Returns the “default value” for a type.

impl<'de> Deserialize<'de> for Limits

fn deserialize<__D>(__deserializer: __D) -> Result<Self, __D::Error>

where __D: Deserializer<'de>,

Deserialize this value from the given Serde deserializer.

impl Serialize for Limits

fn serialize<__S>(&self, __serializer: __S) -> Result<__S::Ok, __S::Error>

where __S: Serializer,

Serialize this value into the given Serde serializer.