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Fixed-width strings: Difference between revisions
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→Sample instance data
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=== Sample instance data === | === Sample instance data === | ||
This is a sample representation of instance data, just to illustrate the concept. | This is a sample representation of instance data, just to illustrate the concept. In this sample, a String instance would occupy between 8+n (direct data) and 16 bytes. | ||
We need to discuss whether strings should be 0-terminated. Processing a string buffer with C/C++ routines would be much easier if it did. Also, in debug mode, the display of a string is easier. | |||
class String ... { | class String ... { | ||
... | ... | ||
private: | private: | ||
// common data | |||
uint32_t length; | uint32_t length; | ||
struct { | struct { | ||
| Line 65: | Line 69: | ||
unsigned int padding:y; // padding to 32 bits | unsigned int padding:y; // padding to 32 bits | ||
} data; | } data; | ||
// variable data according to tag | |||
union { | union { | ||
struct { // data follows directly | struct { // data follows directly | ||