71   u64 nUsed;               /* Bytes of zBuf[] currently used */  member
158   p->nUsed = 0;  in jsonZero()
201     memcpy(zNew, p->zBuf, (size_t)p->nUsed);  in jsonGrow()
220   if( (N+p->nUsed >= p->nAlloc) && jsonGrow(p,N)!=0 ) return;  in jsonAppendRaw()
221   memcpy(p->zBuf+p->nUsed, zIn, N);  in jsonAppendRaw()
222   p->nUsed += N;  in jsonAppendRaw()
229   if( (p->nUsed + N >= p->nAlloc) && jsonGrow(p, N) ) return;  in jsonPrintf()
231   sqlite3_vsnprintf(N, p->zBuf+p->nUsed, zFormat, ap);  in jsonPrintf()
233   p->nUsed += (int)strlen(p->zBuf+p->nUsed);  in jsonPrintf()
239   if( p->nUsed>=p->nAlloc && jsonGrow(p,1)!=0 ) return;  in jsonAppendChar()
240   p->zBuf[p->nUsed++] = c;  in jsonAppendChar()
248   if( p->nUsed==0 ) return;  in jsonAppendSeparator()
249   c = p->zBuf[p->nUsed-1];  in jsonAppendSeparator()
260   if( zIn==0 || ((N+p->nUsed+2 >= p->nAlloc) && jsonGrow(p,N+2)!=0) ) return;  in jsonAppendString()
261   p->zBuf[p->nUsed++] = '"';  in jsonAppendString()
266       if( (p->nUsed+N+3-i > p->nAlloc) && jsonGrow(p,N+3-i)!=0 ) return;  in jsonAppendString()
267       p->zBuf[p->nUsed++] = '\\';  in jsonAppendString()
283       if( (p->nUsed+N+7+i > p->nAlloc) && jsonGrow(p,N+7-i)!=0 ) return;  in jsonAppendString()
284       p->zBuf[p->nUsed++] = '\\';  in jsonAppendString()
285       p->zBuf[p->nUsed++] = 'u';  in jsonAppendString()
286       p->zBuf[p->nUsed++] = '0';  in jsonAppendString()
287       p->zBuf[p->nUsed++] = '0';  in jsonAppendString()
288       p->zBuf[p->nUsed++] = '0' + (c>>4);  in jsonAppendString()
291     p->zBuf[p->nUsed++] = c;  in jsonAppendString()
293   p->zBuf[p->nUsed++] = '"';  in jsonAppendString()
294   assert( p->nUsed<p->nAlloc );  in jsonAppendString()
343     sqlite3_result_text64(p->pCtx, p->zBuf, p->nUsed,   in jsonResult()
1972     }else if( pStr->nUsed>1 ){  in jsonArrayStep()
1989       sqlite3_result_text(ctx, pStr->zBuf, (int)pStr->nUsed,  in jsonArrayCompute()
1993       sqlite3_result_text(ctx, pStr->zBuf, (int)pStr->nUsed, SQLITE_TRANSIENT);  in jsonArrayCompute()
1994       pStr->nUsed--;  in jsonArrayCompute()
2035   for(i=1; i<pStr->nUsed && ((c = z[i])!=',' || inStr || nNest); i++){  in jsonGroupInverse()
2045   if( i<pStr->nUsed ){  in jsonGroupInverse()
2046     pStr->nUsed -= i;  in jsonGroupInverse()
2047     memmove(&z[1], &z[i+1], (size_t)pStr->nUsed-1);  in jsonGroupInverse()
2048     z[pStr->nUsed] = 0;  in jsonGroupInverse()
2050     pStr->nUsed = 1;  in jsonGroupInverse()
2077     }else if( pStr->nUsed>1 ){  in jsonObjectStep()
2097       sqlite3_result_text(ctx, pStr->zBuf, (int)pStr->nUsed,  in jsonObjectCompute()
2101       sqlite3_result_text(ctx, pStr->zBuf, (int)pStr->nUsed, SQLITE_TRANSIENT);  in jsonObjectCompute()
2102       pStr->nUsed--;  in jsonObjectCompute()