325   char *zDelta           /* Write the delta into this buffer */  in delta_create()  argument
328   char *zOrigDelta = zDelta;  in delta_create()
337   putInt(lenOut, &zDelta);  in delta_create()
338   *(zDelta++) = '\n';  in delta_create()
345     putInt(lenOut, &zDelta);  in delta_create()
346     *(zDelta++) = ':';  in delta_create()
347     memcpy(zDelta, zOut, lenOut);  in delta_create()
348     zDelta += lenOut;  in delta_create()
349     putInt(checksum(zOut, lenOut), &zDelta);  in delta_create()
350     *(zDelta++) = ';';  in delta_create()
351     return zDelta - zOrigDelta;  in delta_create()
446           putInt(bestLitsz,&zDelta);  in delta_create()
447           *(zDelta++) = ':';  in delta_create()
448           memcpy(zDelta, &zOut[base], bestLitsz);  in delta_create()
449           zDelta += bestLitsz;  in delta_create()
453         putInt(bestCnt, &zDelta);  in delta_create()
454         *(zDelta++) = '@';  in delta_create()
455         putInt(bestOfst, &zDelta);  in delta_create()
456         *(zDelta++) = ',';  in delta_create()
468         putInt(lenOut-base, &zDelta);  in delta_create()
469         *(zDelta++) = ':';  in delta_create()
470         memcpy(zDelta, &zOut[base], lenOut-base);  in delta_create()
471         zDelta += lenOut-base;  in delta_create()
485     putInt(lenOut-base, &zDelta);  in delta_create()
486     *(zDelta++) = ':';  in delta_create()
487     memcpy(zDelta, &zOut[base], lenOut-base);  in delta_create()
488     zDelta += lenOut-base;  in delta_create()
491   putInt(checksum(zOut, lenOut), &zDelta);  in delta_create()
492   *(zDelta++) = ';';  in delta_create()
494   return zDelta - zOrigDelta;  in delta_create()
506 static int delta_output_size(const char *zDelta, int lenDelta){  in delta_output_size()  argument
508   size = deltaGetInt(&zDelta, &lenDelta);  in delta_output_size()
509   if( *zDelta!='\n' ){  in delta_output_size()
540   const char *zDelta,    /* Delta to apply to the pattern */  in delta_apply()  argument
550   limit = deltaGetInt(&zDelta, &lenDelta);  in delta_apply()
551   if( *zDelta!='\n' ){  in delta_apply()
555   zDelta++; lenDelta--;  in delta_apply()
556   while( *zDelta && lenDelta>0 ){  in delta_apply()
558     cnt = deltaGetInt(&zDelta, &lenDelta);  in delta_apply()
559     switch( zDelta[0] ){  in delta_apply()
561         zDelta++; lenDelta--;  in delta_apply()
562         ofst = deltaGetInt(&zDelta, &lenDelta);  in delta_apply()
563         if( lenDelta>0 && zDelta[0]!=',' ){  in delta_apply()
567         zDelta++; lenDelta--;  in delta_apply()
582         zDelta++; lenDelta--;  in delta_apply()
592         memcpy(zOut, zDelta, cnt);  in delta_apply()
594         zDelta += cnt;  in delta_apply()
599         zDelta++; lenDelta--;  in delta_apply()