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viml: re-add sha256() function

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Was removed in #699 but actually doesn't have anything to do with security.
This commit is contained in:
Nicolas Hillegeer 2014-07-21 19:10:49 +02:00
parent 845d1bfa90
commit 6cbda2cbf6
1 changed files with 12 additions and 0 deletions
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12
src/nvim/eval.c
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@ -6490,6 +6490,7 @@ static struct fst {
{"settabvar", 3, 3, f_settabvar},
{"settabwinvar", 4, 4, f_settabwinvar},
{"setwinvar", 3, 3, f_setwinvar},
{"sha256", 1, 1, f_sha256},
{"shellescape", 1, 2, f_shellescape},
{"shiftwidth", 0, 0, f_shiftwidth},
{"simplify", 1, 1, f_simplify},
@ -13102,6 +13103,17 @@ static void setwinvar(typval_T *argvars, typval_T *rettv, int off)
}
}
/// f_sha256 - sha256({string}) function
static void f_sha256(typval_T *argvars, typval_T *rettv)
{
char_u *p = get_tv_string(&argvars[0]);
const char_u *hash = sha256_bytes(p, (int) STRLEN(p) , NULL, 0);
// make a copy of the hash (sha256_bytes returns a static buffer)
rettv->vval.v_string = (char_u *) xstrdup((char *) hash);
rettv->v_type = VAR_STRING;
}
/*
* "shellescape({string})" function
*/