diff options
Diffstat (limited to 'pb_decode.c')
| -rw-r--r-- | pb_decode.c | 76 |
1 files changed, 38 insertions, 38 deletions
diff --git a/pb_decode.c b/pb_decode.c index fba8f64..91b68ea 100644 --- a/pb_decode.c +++ b/pb_decode.c @@ -280,7 +280,7 @@ void pb_close_string_substream(pb_istream_t *stream, pb_istream_t *substream) /* Iterator for pb_field_t list */ typedef struct { const pb_field_t *start; /* Start of the pb_field_t array */ - const pb_field_t *current; /* Current position of the iterator */ + const pb_field_t *pos; /* Current position of the iterator */ unsigned field_index; /* Zero-based index of the field. */ unsigned required_field_index; /* Zero-based index that counts only the required fields */ void *dest_struct; /* Pointer to the destination structure to decode to */ @@ -290,36 +290,36 @@ typedef struct { static void pb_field_init(pb_field_iterator_t *iter, const pb_field_t *fields, void *dest_struct) { - iter->start = iter->current = fields; + iter->start = iter->pos = fields; iter->field_index = 0; iter->required_field_index = 0; - iter->pData = (char*)dest_struct + iter->current->data_offset; - iter->pSize = (char*)iter->pData + iter->current->size_offset; + iter->pData = (char*)dest_struct + iter->pos->data_offset; + iter->pSize = (char*)iter->pData + iter->pos->size_offset; iter->dest_struct = dest_struct; } static bool pb_field_next(pb_field_iterator_t *iter) { bool notwrapped = true; - size_t prev_size = iter->current->data_size; + size_t prev_size = iter->pos->data_size; - if (PB_ATYPE(iter->current->type) == PB_ATYPE_STATIC && - PB_HTYPE(iter->current->type) == PB_HTYPE_REPEATED) + if (PB_ATYPE(iter->pos->type) == PB_ATYPE_STATIC && + PB_HTYPE(iter->pos->type) == PB_HTYPE_REPEATED) { - prev_size *= iter->current->array_size; + prev_size *= iter->pos->array_size; } - if (PB_HTYPE(iter->current->type) == PB_HTYPE_REQUIRED) + if (PB_HTYPE(iter->pos->type) == PB_HTYPE_REQUIRED) iter->required_field_index++; - if (iter->current->tag == 0) + if (iter->pos->tag == 0) return false; /* Only happens with empty message types */ - iter->current++; + iter->pos++; iter->field_index++; - if (iter->current->tag == 0) + if (iter->pos->tag == 0) { - iter->current = iter->start; + iter->pos = iter->start; iter->field_index = 0; iter->required_field_index = 0; iter->pData = iter->dest_struct; @@ -327,8 +327,8 @@ static bool pb_field_next(pb_field_iterator_t *iter) notwrapped = false; } - iter->pData = (char*)iter->pData + prev_size + iter->current->data_offset; - iter->pSize = (char*)iter->pData + iter->current->size_offset; + iter->pData = (char*)iter->pData + prev_size + iter->pos->data_offset; + iter->pSize = (char*)iter->pData + iter->pos->size_offset; return notwrapped; } @@ -337,7 +337,7 @@ static bool checkreturn pb_field_find(pb_field_iterator_t *iter, uint32_t tag) unsigned start = iter->field_index; do { - if (iter->current->tag == tag) + if (iter->pos->tag == tag) return true; pb_field_next(iter); } while (iter->field_index != start); @@ -354,17 +354,17 @@ static bool checkreturn decode_static_field(pb_istream_t *stream, pb_wire_type_t pb_type_t type; pb_decoder_t func; - type = iter->current->type; + type = iter->pos->type; func = PB_DECODERS[PB_LTYPE(type)]; switch (PB_HTYPE(type)) { case PB_HTYPE_REQUIRED: - return func(stream, iter->current, iter->pData); + return func(stream, iter->pos, iter->pData); case PB_HTYPE_OPTIONAL: *(bool*)iter->pSize = true; - return func(stream, iter->current, iter->pData); + return func(stream, iter->pos, iter->pData); case PB_HTYPE_REPEATED: if (wire_type == PB_WT_STRING @@ -377,10 +377,10 @@ static bool checkreturn decode_static_field(pb_istream_t *stream, pb_wire_type_t if (!pb_make_string_substream(stream, &substream)) return false; - while (substream.bytes_left && *size < iter->current->array_size) + while (substream.bytes_left && *size < iter->pos->array_size) { - void *pItem = (uint8_t*)iter->pData + iter->current->data_size * (*size); - if (!func(&substream, iter->current, pItem)) + void *pItem = (uint8_t*)iter->pData + iter->pos->data_size * (*size); + if (!func(&substream, iter->pos, pItem)) { status = false; break; @@ -398,12 +398,12 @@ static bool checkreturn decode_static_field(pb_istream_t *stream, pb_wire_type_t { /* Repeated field */ size_t *size = (size_t*)iter->pSize; - void *pItem = (uint8_t*)iter->pData + iter->current->data_size * (*size); - if (*size >= iter->current->array_size) + void *pItem = (uint8_t*)iter->pData + iter->pos->data_size * (*size); + if (*size >= iter->pos->array_size) PB_RETURN_ERROR(stream, "array overflow"); (*size)++; - return func(stream, iter->current, pItem); + return func(stream, iter->pos, pItem); } default: @@ -427,7 +427,7 @@ static bool checkreturn decode_callback_field(pb_istream_t *stream, pb_wire_type while (substream.bytes_left) { - if (!pCallback->funcs.decode(&substream, iter->current, pCallback->arg)) + if (!pCallback->funcs.decode(&substream, iter->pos, pCallback->arg)) PB_RETURN_ERROR(stream, "callback failed"); } @@ -448,13 +448,13 @@ static bool checkreturn decode_callback_field(pb_istream_t *stream, pb_wire_type return false; substream = pb_istream_from_buffer(buffer, size); - return pCallback->funcs.decode(&substream, iter->current, pCallback->arg); + return pCallback->funcs.decode(&substream, iter->pos, pCallback->arg); } } static bool checkreturn decode_field(pb_istream_t *stream, pb_wire_type_t wire_type, pb_field_iterator_t *iter) { - switch (PB_ATYPE(iter->current->type)) + switch (PB_ATYPE(iter->pos->type)) { case PB_ATYPE_STATIC: return decode_static_field(stream, wire_type, iter); @@ -477,9 +477,9 @@ static void pb_message_set_to_defaults(const pb_field_t fields[], void *dest_str do { pb_type_t type; - type = iter.current->type; + type = iter.pos->type; - if (iter.current->tag == 0) + if (iter.pos->tag == 0) continue; if (PB_ATYPE(type) == PB_ATYPE_STATIC) @@ -496,17 +496,17 @@ static void pb_message_set_to_defaults(const pb_field_t fields[], void *dest_str } /* Initialize field contents to default value */ - if (PB_LTYPE(iter.current->type) == PB_LTYPE_SUBMESSAGE) + if (PB_LTYPE(iter.pos->type) == PB_LTYPE_SUBMESSAGE) { - pb_message_set_to_defaults((const pb_field_t *) iter.current->ptr, iter.pData); + pb_message_set_to_defaults((const pb_field_t *) iter.pos->ptr, iter.pData); } - else if (iter.current->ptr != NULL) + else if (iter.pos->ptr != NULL) { - memcpy(iter.pData, iter.current->ptr, iter.current->data_size); + memcpy(iter.pData, iter.pos->ptr, iter.pos->data_size); } else { - memset(iter.pData, 0, iter.current->data_size); + memset(iter.pData, 0, iter.pos->data_size); } } else if (PB_ATYPE(type) == PB_ATYPE_CALLBACK) @@ -549,7 +549,7 @@ bool checkreturn pb_decode_noinit(pb_istream_t *stream, const pb_field_t fields[ continue; } - if (PB_HTYPE(iter.current->type) == PB_HTYPE_REQUIRED + if (PB_HTYPE(iter.pos->type) == PB_HTYPE_REQUIRED && iter.required_field_index < PB_MAX_REQUIRED_FIELDS) { fields_seen[iter.required_field_index >> 3] |= (uint8_t)(1 << (iter.required_field_index & 7)); @@ -570,11 +570,11 @@ bool checkreturn pb_decode_noinit(pb_istream_t *stream, const pb_field_t fields[ unsigned i; do { req_field_count = iter.required_field_index; - last_type = iter.current->type; + last_type = iter.pos->type; } while (pb_field_next(&iter)); /* Fixup if last field was also required. */ - if (PB_HTYPE(last_type) == PB_HTYPE_REQUIRED && iter.current->tag) + if (PB_HTYPE(last_type) == PB_HTYPE_REQUIRED && iter.pos->tag) req_field_count++; /* Check the whole bytes */ |