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circuitpython
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Fix two bugs found by clang: 

* PWMOut enter and exit weren't hooked up.
* end couldn't be negative in I2C.
This commit is contained in:
Scott Shawcroft 2016-12-01 10:33:50 -08:00
parent 915e1e5603
commit 8ef0dd095a
2 changed files with 9 additions and 7 deletions
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12
shared-bindings/nativeio/I2C.c
View File

@ -97,7 +97,7 @@ STATIC mp_obj_t nativeio_i2c_obj___exit__(size_t n_args, const mp_obj_t *args) {
common_hal_nativeio_i2c_deinit(args[0]);
return mp_const_none;
}
STATIC MP_DEFINE_CONST_FUN_OBJ_VAR_BETWEEN(nativeio_i2c_obj___exit___obj, 4, 4, nativeio_i2c_obj___exit__);
STATIC MP_DEFINE_CONST_FUN_OBJ_VAR_BETWEEN(nativeio_i2c___exit___obj, 4, 4, nativeio_i2c_obj___exit__);
//| .. method:: I2C.scan()
//|
@ -149,13 +149,13 @@ STATIC mp_obj_t nativeio_i2c_readfrom_into(size_t n_args, const mp_obj_t *pos_ar
mp_buffer_info_t bufinfo;
mp_get_buffer_raise(args[ARG_buffer].u_obj, &bufinfo, MP_BUFFER_WRITE);
uint32_t end = args[ARG_end].u_int;
int32_t end = args[ARG_end].u_int;
if (end < 0) {
end += bufinfo.len;
}
uint32_t start = args[ARG_start].u_int;
uint32_t len = end - start;
if (end < start) {
if ((uint32_t) end < start) {
len = 0;
} else if (len > bufinfo.len) {
len = bufinfo.len;
@ -198,13 +198,13 @@ STATIC mp_obj_t nativeio_i2c_writeto(size_t n_args, const mp_obj_t *pos_args, mp
mp_buffer_info_t bufinfo;
mp_get_buffer_raise(args[ARG_buffer].u_obj, &bufinfo, MP_BUFFER_READ);
uint32_t end = args[ARG_end].u_int;
int32_t end = args[ARG_end].u_int;
if (end < 0) {
end += bufinfo.len;
}
uint32_t start = args[ARG_start].u_int;
uint32_t len = end - start;
if (end < start) {
if ((uint32_t) end < start) {
len = 0;
} else if (len > bufinfo.len) {
len = bufinfo.len;
@ -223,7 +223,7 @@ STATIC MP_DEFINE_CONST_FUN_OBJ_KW(nativeio_i2c_writeto_obj, 1, nativeio_i2c_writ
STATIC const mp_rom_map_elem_t nativeio_i2c_locals_dict_table[] = {
{ MP_ROM_QSTR(MP_QSTR_deinit), MP_ROM_PTR(&nativeio_i2c_deinit_obj) },
{ MP_ROM_QSTR(MP_QSTR___enter__), MP_ROM_PTR(&nativeio_i2c___enter___obj) },
{ MP_ROM_QSTR(MP_QSTR___exit__), MP_ROM_PTR(&nativeio_i2c_obj___exit___obj) },
{ MP_ROM_QSTR(MP_QSTR___exit__), MP_ROM_PTR(&nativeio_i2c___exit___obj) },
{ MP_ROM_QSTR(MP_QSTR_scan), MP_ROM_PTR(&nativeio_i2c_scan_obj) },
{ MP_ROM_QSTR(MP_QSTR_readfrom_into), MP_ROM_PTR(&nativeio_i2c_readfrom_into_obj) },

4
shared-bindings/nativeio/PWMOut.c
View File

@ -100,7 +100,7 @@ STATIC mp_obj_t nativeio_pwmout_obj___exit__(size_t n_args, const mp_obj_t *args
common_hal_nativeio_pwmout_deinit(args[0]);
return mp_const_none;
}
STATIC MP_DEFINE_CONST_FUN_OBJ_VAR_BETWEEN(nativeio_pwmout_obj___exit___obj, 4, 4, nativeio_pwmout_obj___exit__);
STATIC MP_DEFINE_CONST_FUN_OBJ_VAR_BETWEEN(nativeio_pwmout___exit___obj, 4, 4, nativeio_pwmout_obj___exit__);
//| .. attribute:: duty_cycle
//|
@ -135,6 +135,8 @@ mp_obj_property_t nativeio_pwmout_duty_cycle_obj = {
STATIC const mp_rom_map_elem_t nativeio_pwmout_locals_dict_table[] = {
// Methods
{ MP_ROM_QSTR(MP_QSTR___enter__), MP_ROM_PTR(&nativeio_pwmout___enter___obj) },
{ MP_ROM_QSTR(MP_QSTR___exit__), MP_ROM_PTR(&nativeio_pwmout___exit___obj) },
{ MP_ROM_QSTR(MP_QSTR_deinit), MP_ROM_PTR(&nativeio_pwmout_deinit_obj) },
// Properties