Fossil

        || (c&0xFFFFF800)==0xD800
        || (c&0xFFFFFFFE)==0xFFFE ){  c = 0xFFFD; }
  }
  return c;
}

/*
** Encode a UTF8 string as a JSON string literal (without the surrounding
** "...") and return a pointer to the encoding.  Space to hold the encoding
** is obtained from fossil_malloc() and must be freed by the caller.
*/
char *encode_json_string_literal(const char *zStr){
  const unsigned char *z;
  char *zOut;
  u32 c;
  int n, i, j;
  z = (const unsigned char*)zStr;
  n = 0;
  while( (c = fossil_utf8_read(&z))!=0 ){
    if( c=='\\' || c=='"' ){
      n += 2;
    }else if( c<' ' || c>=0x7f ){
      if( c=='\n' || c=='\r' ){
        n += 2;
      }else{
        n += 6;
      }
    }else{
      n++;
    }
  }
  zOut = fossil_malloc(n+1);

  if( zOut==0 ) return 0;
  z = (const unsigned char*)zStr;
  i = 0;
  while( (c = fossil_utf8_read(&z))!=0 ){
    if( c=='\\' ){
      zOut[i++] = '\\';
      zOut[i++] = c;
    }else if( c<' ' || c>=0x7f ){
      zOut[i++] = '\\';
      if( c=='\n' ){

        i += 4;
      }
    }else{
      zOut[i++] = c;
    }
  }
  zOut[i] = 0;
  return zOut;
}

/*
** The characters used for HTTP base64 encoding.
*/
static unsigned char zBase[] =
  "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/";

#define etHTTPIZE    18 /* Make text safe for HTTP.  "/" encoded as %2f */
#define etURLIZE     19 /* Make text safe for HTTP.  "/" not encoded */
#define etFOSSILIZE  20 /* The fossil header encoding format. */
#define etPATH       21 /* Path type */
#define etWIKISTR    22 /* Timeline comment text rendered from a char*: %W */
#define etSTRINGID   23 /* String with length limit for a UUID prefix: %S */
#define etROOT       24 /* String value of g.zTop: %R */
#define etJSONSTR    25 /* String encoded as a JSON string literal: %j */


/*
** An "etByte" is an 8-bit unsigned value.
*/
typedef unsigned char etByte;

  {  'h',  0, 4, etHTMLIZE,    0,  0 },
  {  'R',  0, 0, etROOT,       0,  0 },
  {  't',  0, 4, etHTTPIZE,    0,  0 },  /* "/" -> "%2F" */
  {  'T',  0, 4, etURLIZE,     0,  0 },  /* "/" unchanged */
  {  'w',  0, 4, etSQLESCAPE3, 0,  0 },
  {  'F',  0, 4, etFOSSILIZE,  0,  0 },
  {  'S',  0, 4, etSTRINGID,   0,  0 },
  {  'j',  0, 0, etJSONSTR,    0,  0 },
  {  'c',  0, 0, etCHARX,      0,  0 },
  {  'o',  8, 0, etRADIX,      0,  2 },
  {  'u', 10, 0, etRADIX,      0,  0 },
  {  'x', 16, 0, etRADIX,      16, 1 },
  {  'X', 16, 0, etRADIX,      0,  4 },
  {  'f',  0, 1, etFLOAT,      0,  0 },
  {  'e',  0, 1, etEXP,        30, 0 },

        break;
      }
      case etFOSSILIZE: {
        int limit = flag_alternateform ? va_arg(ap,int) : -1;
        char *zMem = va_arg(ap,char*);
        if( zMem==0 ) zMem = "";
        zExtra = bufpt = fossilize(zMem, limit);
        length = strlen(bufpt);
        if( precision>=0 && precision<length ) length = precision;
        break;
      }
      case etJSONSTR: {
        int limit = flag_alternateform ? va_arg(ap,int) : -1;
        char *zMem = va_arg(ap,char*);
        if( zMem==0 ) zMem = "";
        zExtra = bufpt = encode_json_string_literal(zMem);
        length = strlen(bufpt);
        if( precision>=0 && precision<length ) length = precision;
        break;
      }
      case etWIKISTR: {
        int limit = flag_alternateform ? va_arg(ap,int) : -1;
        char *zWiki = va_arg(ap, char*);

   while( db_step(&q)==SQLITE_ROW ){
     const char *zName = db_column_text(&q, 0);
     sqlite3_int64 mtime = db_column_int(&q, 1);
     const char *zHash = db_column_text(&q, 2);
     int fullSize = db_column_int(&q, 3);
     const char *zLogin = db_column_text(&q, 4);
     if( zLogin==0 ) zLogin = "";
     blob_appendf(&json, "%s{\"name\":\"%j\",\n", zSep, zName);
     zSep = ",\n ";
     blob_appendf(&json, "  \"mtime\":%lld,\n", mtime);
     blob_appendf(&json, "  \"hash\":\"%j\",\n", zHash);

     blob_appendf(&json, "  \"size\":%d,\n", fullSize);

     blob_appendf(&json, "  \"user\":\"%j\"}", zLogin);
   }
   db_finalize(&q);
   blob_appendf(&json,"]\n");
   cgi_set_content(&json);
}