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Code Issues Releases Wiki Activity

trezor.config: check for errors from norcow

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This commit is contained in:
Pavol Rusnak 2016-11-21 21:15:57 +01:00
parent a66d0b2e40
commit 7c89f61f55
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GPG Key ID: 91F3B339B9A02A3D
1 changed files with 12 additions and 4 deletions
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16
extmod/modtrezorconfig/modtrezorconfig.c
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@ -26,7 +26,10 @@ STATIC mp_obj_t mod_TrezorConfig_Config_make_new(const mp_obj_type_t *type, size
mp_arg_check_num(n_args, n_kw, 0, 0, false);
mp_obj_Config_t *o = m_new_obj(mp_obj_Config_t);
o->base.type = type;
norcow_init();
bool r = norcow_init();
if (!r) {
mp_raise_msg(&mp_type_RuntimeError, "Could not initialize storage");
}
return MP_OBJ_FROM_PTR(o);
}
@ -41,7 +44,9 @@ STATIC mp_obj_t mod_TrezorConfig_Config_get(mp_obj_t self, mp_obj_t app, mp_obj_
const void *val;
uint32_t len;
bool r = norcow_get(appkey, &val, &len);
if (!r) return mp_const_none;
if (!r) {
return mp_const_none;
}
vstr_t vstr;
vstr_init_len(&vstr, len);
memcpy(vstr.buf, val, len);
@ -62,7 +67,7 @@ STATIC mp_obj_t mod_TrezorConfig_Config_set(size_t n_args, const mp_obj_t *args)
mp_get_buffer_raise(args[3], &value, MP_BUFFER_READ);
bool r = norcow_set(appkey, value.buf, value.len);
if (!r) {
mp_raise_ValueError("Could not save value");
mp_raise_msg(&mp_type_RuntimeError, "Could not save value");
}
return mp_const_none;
}
@ -73,7 +78,10 @@ STATIC MP_DEFINE_CONST_FUN_OBJ_VAR_BETWEEN(mod_TrezorConfig_Config_set_obj, 4, 4
/// Erases the whole config (use with caution!)
/// '''
STATIC mp_obj_t mod_TrezorConfig_Config_wipe(mp_obj_t self) {
norcow_wipe();
bool r = norcow_wipe();
if (!r) {
mp_raise_msg(&mp_type_RuntimeError, "Could not wipe storage");
}
return mp_const_none;
}
STATIC MP_DEFINE_CONST_FUN_OBJ_1(mod_TrezorConfig_Config_wipe_obj, mod_TrezorConfig_Config_wipe);