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BitBuffer: Allow copy right/left on same instance

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Willy-JL
2025-03-10 09:06:08 +00:00
parent b0690de06a
commit cfeddbf8b6
1 changed files with 4 additions and 2 deletions
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lib/toolbox/bit_buffer.c
+4 -2
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@@ -60,7 +60,7 @@ void bit_buffer_copy_right(BitBuffer* buf, const BitBuffer* other, size_t start_
furi_check(bit_buffer_get_size_bytes(other) > start_index); furi_check(bit_buffer_get_size_bytes(other) > start_index);
furi_check(buf->capacity_bytes >= bit_buffer_get_size_bytes(other) - start_index); furi_check(buf->capacity_bytes >= bit_buffer_get_size_bytes(other) - start_index);
memcpy(buf->data, other->data + start_index, bit_buffer_get_size_bytes(other) - start_index); memmove(buf->data, other->data + start_index, bit_buffer_get_size_bytes(other) - start_index);
buf->size_bits = other->size_bits - start_index * BITS_IN_BYTE; buf->size_bits = other->size_bits - start_index * BITS_IN_BYTE;
} }
@@ -70,7 +70,9 @@ void bit_buffer_copy_left(BitBuffer* buf, const BitBuffer* other, size_t end_ind
furi_check(bit_buffer_get_capacity_bytes(buf) >= end_index); furi_check(bit_buffer_get_capacity_bytes(buf) >= end_index);
furi_check(bit_buffer_get_size_bytes(other) >= end_index); furi_check(bit_buffer_get_size_bytes(other) >= end_index);
memcpy(buf->data, other->data, end_index); if(buf != other) {
memcpy(buf->data, other->data, end_index);
}
buf->size_bits = end_index * BITS_IN_BYTE; buf->size_bits = end_index * BITS_IN_BYTE;
} }