Const-correctness and small cleanup.

This commit is contained in:
Petteri Aimonen
2013-12-09 19:15:26 +02:00
parent 4ae3b2e566
commit 414e637867

View File

@@ -173,11 +173,14 @@ static bool checkreturn encode_array(pb_ostream_t *stream, const pb_field_t *fie
if (!pb_encode_tag_for_field(stream, field))
return false;
/* Special case for strings */
/* Normally the data is stored directly in the array entries, but
* for pointer-type string fields, the array entries are actually
* string pointers. So we have to dereference once more to get to
* the character data. */
if (PB_ATYPE(field->type) == PB_ATYPE_POINTER &&
PB_LTYPE(field->type) == PB_LTYPE_STRING)
{
if (!func(stream, field, *(const void**)p))
if (!func(stream, field, *(const void* const*)p))
return false;
}
else
@@ -199,19 +202,25 @@ static bool checkreturn encode_static_field(pb_ostream_t *stream,
{
pb_encoder_t func;
const void *pSize;
bool dummy = true;
bool implicit_has = true;
func = PB_ENCODERS[PB_LTYPE(field->type)];
if (field->size_offset)
pSize = (const char*)pData + field->size_offset;
else if (PB_ATYPE(field->type) == PB_ATYPE_POINTER)
pSize = *(const void**)pData ? &dummy : pData;
else
pSize = &dummy;
pSize = &implicit_has;
if (PB_ATYPE(field->type) == PB_ATYPE_POINTER)
pData = *(const void**)pData;
{
/* pData is a pointer to the field, which contains pointer to
* the data. If the 2nd pointer is NULL, it is interpreted as if
* the has_field was false.
*/
pData = *(const void* const*)pData;
implicit_has = (pData != NULL);
}
switch (PB_HTYPE(field->type))
{
@@ -606,25 +615,20 @@ bool checkreturn pb_enc_bytes(pb_ostream_t *stream, const pb_field_t *field, con
bool checkreturn pb_enc_string(pb_ostream_t *stream, const pb_field_t *field, const void *src)
{
/* strnlen() is not always available, so just use a for-loop */
/* strnlen() is not always available, so just use a loop */
size_t size = 0;
size_t max_size = field->data_size;
const char *p = (const char*)src;
if (PB_ATYPE(field->type) == PB_ATYPE_POINTER)
max_size = (size_t)-1;
while (size < max_size && *p != '\0')
{
while (*p != '\0')
{
size++;
p++;
}
}
else
{
while (size < field->data_size && *p != '\0')
{
size++;
p++;
}
size++;
p++;
}
return pb_encode_string(stream, (const uint8_t*)src, size);
}