---
title: SHA1_CTX
framework: Kernel
role: symbol
role_heading: Structure
platforms: [macOS 12.0+]
path: kernel/sha1_ctx
---

# SHA1_CTX

## Declaration

```occ
typedef struct sha1_ctxt {
    ...
} SHA1_CTX;
```

## Topics

### Instance Properties

- [c](kernel/sha1_ctx/3753637-c.md)
- [count](kernel/sha1_ctx/3753638-count.md)
- [h](kernel/sha1_ctx/3753639-h.md)
- [m](kernel/sha1_ctx/3753640-m.md)