Function sdsalloc

src/sds.h:228–245

sdsalloc() = sdsavail() + sdslen() */

/* sdsalloc() = sdsavail() + sdslen() */
static inline size_t sdsalloc(const sds s) {
    unsigned char flags = s[-1];
    switch(flags&SDS_TYPE_MASK) {
        case SDS_TYPE_5:
            return SDS_TYPE_5_LEN(flags);
        case SDS_TYPE_8:
            return SDS_HDR(8,s)->alloc;
        case SDS_TYPE_16:
            return SDS_HDR(16,s)->alloc;
        case SDS_TYPE_32:
            return SDS_HDR(32,s)->alloc;
        case SDS_TYPE_64:
            return SDS_HDR(64,s)->alloc;
        case SDS_TYPE_REFCOUNTED:
            return SDS_HDR_REFCOUNTED(s)->len;
    }
    return 0;
}

static inline void sdssetalloc(sds s, size_t newlen) {
    unsigned char flags = s[-1];