patch 8.0.1300: file permissions may end up wrong when writing commit https://github.com/vim/vim/commit/cd142e3369db8888163a511dbe9907bcd138829c Author: Bram Moolenaar <Bram@vim.org> Date: Thu Nov 16 17:03:45 2017 +0100 patch 8.0.1300: file permissions may end up wrong when writing Problem: File permissions may end up wrong when writing. Solution: Use fchmod() instead of chmod() when possible. Don't truncate until we know we can change the file.

/* sha256.c */
void sha256_start(context_sha256_T *ctx);
void sha256_update(context_sha256_T *ctx, char_u *input, UINT32_T length);
void sha256_finish(context_sha256_T *ctx, char_u digest[32]);
char_u *sha256_bytes(char_u *buf, int buf_len, char_u *salt, int salt_len);
char_u *sha256_key(char_u *buf, char_u *salt, int salt_len);
int sha256_self_test(void);
void sha2_seed(char_u *header, int header_len, char_u *salt, int salt_len);
/* vim: set ft=c : */