C++ parse_string函数代码示例

static int
parse_format (GLogItem * glog, const char *fmt, const char *date_format,
              char *str)
{
  const char *p;
  double serve_secs;
  int special = 0;
  struct tm tm;
  unsigned long long bandw, serve_time;

  if (str == NULL || *str == '\0')
    return 1;

  memset (&tm, 0, sizeof (tm));

  /* iterate over the log format */
  for (p = fmt; *p; p++) {
    if (*p == '%') {
      special++;
      continue;
    }
    if (special && *p != '\0') {
      char *pch, *sEnd, *bEnd, *tkn = NULL, *end = NULL;
      errno = 0;
      bandw = 0;
      serve_time = 0;
      serve_secs = 0;

      switch (*p) {
         /* date */
       case 'd':
         if (glog->date)
           return 1;
         /* parse date format including dates containing spaces,
          * i.e., syslog date format (Jul 15 20:10:56) */
         tkn = parse_string (&str, p[1], count_matches (date_format, ' ') + 1);
         if (tkn == NULL)
           return 1;
         end = strptime (tkn, date_format, &tm);
         if (end == NULL || *end != '\0') {
           free (tkn);
           return 1;
         }
         glog->date = tkn;
         break;
         /* remote hostname (IP only) */
       case 'h':
         if (glog->host)
           return 1;
         tkn = parse_string (&str, p[1], 1);
         if (tkn == NULL)
           return 1;
         if (invalid_ipaddr (tkn)) {
           free (tkn);
           return 1;
         }
         glog->host = tkn;
         break;
         /* request method */
       case 'm':
         if (glog->method)
           return 1;
         tkn = parse_string (&str, p[1], 1);
         if (tkn == NULL)
           return 1;
         if (!extract_method (tkn)) {
           free (tkn);
           return 1;
         }
         glog->method = tkn;
         break;
         /* request not including method or protocol */
       case 'U':
         if (glog->req)
           return 1;
         tkn = parse_string (&str, p[1], 1);
         if (tkn == NULL || *tkn == '\0')
           return 1;
         if ((glog->req = decode_url (tkn)) == NULL)
           return 1;
         free (tkn);
         break;
         /* request protocol */
       case 'H':
         if (glog->protocol)
           return 1;
         tkn = parse_string (&str, p[1], 1);
         if (tkn == NULL)
           return 1;
         if (invalid_protocol (tkn)) {
           free (tkn);
           return 1;
         }
         glog->protocol = tkn;
         break;
         /* request, including method + protocol */
       case 'r':
         if (glog->req)
           return 1;
         tkn = parse_string (&str, p[1], 1);
//.........这里部分代码省略.........

char *test_multi_operator_method() {
  spec_describe("multi operator method chain: 1 + (n * 3) - 5");
  FxP_ParserContext *context = parse_string("1 + (n * 3) - 5\n");

  char *inspection = fxp_parser_inspect(context);
  char *expected = "{\n"
"  \"expressions\": [\n"
"    {\n"
"      \"method_call\": {\n"
"        \"receiver\": {\n"
"          \"literal\": {\n"
"            \"bit\": {\n"
"              \"INTEGER\": 1\n"
"            },\n"
"            \"class\": \"Integer\"\n"
"          }\n"
"        },\n"
"        \"message\": {\n"
"          \"lookup\": {\n"
"            \"type\": \"Identifier\",\n"
"            \"bit\": {\n"
"              \"STRING\": \"+\"\n"
"            }\n"
"          }\n"
"        },\n"
"        \"arguments\": [\n"
"          {\n"
"            \"method_call\": {\n"
"              \"receiver\": {\n"
"                \"grouped_expression\": {\n"
"                  \"method_call\": {\n"
"                    \"receiver\": {\n"
"                      \"lookup\": {\n"
"                        \"type\": \"Identifier\",\n"
"                        \"bit\": {\n"
"                          \"STRING\": \"n\"\n"
"                        }\n"
"                      }\n"
"                    },\n"
"                    \"message\": {\n"
"                      \"lookup\": {\n"
"                        \"type\": \"Identifier\",\n"
"                        \"bit\": {\n"
"                          \"STRING\": \"*\"\n"
"                        }\n"
"                      }\n"
"                    },\n"
"                    \"arguments\": [\n"
"                      {\n"
"                        \"literal\": {\n"
"                          \"bit\": {\n"
"                            \"INTEGER\": 3\n"
"                          },\n"
"                          \"class\": \"Integer\"\n"
"                        }\n"
"                      }\n"
"                    ]\n"
"                  }\n"
"                }\n"
"              },\n"
"              \"message\": {\n"
"                \"lookup\": {\n"
"                  \"type\": \"Identifier\",\n"
"                  \"bit\": {\n"
"                    \"STRING\": \"-\"\n"
"                  }\n"
"                }\n"
"              },\n"
"              \"arguments\": [\n"
"                {\n"
"                  \"literal\": {\n"
"                    \"bit\": {\n"
"                      \"INTEGER\": 5\n"
"                    },\n"
"                    \"class\": \"Integer\"\n"
"                  }\n"
"                }\n"
"              ]\n"
"            }\n"
"          }\n"
"        ]\n"
"      }\n"
"    }\n"
"  ]\n"
"}";

  assert_strings_equal(inspection, expected, "ast");

  fxp_parser_context_free(context);
  free(inspection);

  return NULL;
}

static gmx_bool parse_entry(char **string, int natoms, t_atoms *atoms,
                            t_blocka *block, char ***gn,
                            atom_id *nr, atom_id *index, char *gname)
{
    static char   **names, *ostring;
    static gmx_bool bFirst = TRUE;
    int             j, n_names, sel_nr1;
    atom_id         i, nr1, *index1;
    char            c;
    gmx_bool        bRet, bCompl;

    if (bFirst)
    {
        bFirst = FALSE;
        snew(names, MAXNAMES);
        for (i = 0; i < MAXNAMES; i++)
        {
            snew(names[i], NAME_LEN+1);
        }
    }

    bRet    = FALSE;
    sel_nr1 = NOTSET;

    while (*string[0] == ' ')
    {
        (*string)++;
    }

    if ((*string)[0] == '!')
    {
        bCompl = TRUE;
        (*string)++;
        while (*string[0] == ' ')
        {
            (*string)++;
        }
    }
    else
    {
        bCompl = FALSE;
    }

    ostring = *string;

    if (parse_int(string, &sel_nr1) ||
        parse_string(string, &sel_nr1, block->nr, *gn))
    {
        if ((sel_nr1 >= 0) && (sel_nr1 < block->nr))
        {
            copy_group(sel_nr1, block, nr, index);
            strcpy(gname, (*gn)[sel_nr1]);
            printf("Copied index group %d '%s'\n", sel_nr1, (*gn)[sel_nr1]);
            bRet = TRUE;
        }
        else
        {
            printf("Group %d does not exist\n", sel_nr1);
        }
    }
    else if ((*string)[0] == 'a')
    {
        (*string)++;
        if (check_have_atoms(atoms, ostring))
        {
            if (parse_int(string, &sel_nr1))
            {
                bRet = select_atomnumbers(string, atoms, sel_nr1, nr, index, gname);
            }
            else if (parse_names(string, &n_names, names))
            {
                bRet = select_atomnames(atoms, n_names, names, nr, index, FALSE);
                make_gname(n_names, names, gname);
            }
        }
    }
    else if ((*string)[0] == 't')
    {
        (*string)++;
        if (check_have_atoms(atoms, ostring) &&
            parse_names(string, &n_names, names))
        {
            if (atoms->atomtype == NULL)
            {
                printf("Need a run input file to select atom types\n");
            }
            else
            {
                bRet = select_atomnames(atoms, n_names, names, nr, index, TRUE);
                make_gname(n_names, names, gname);
            }
        }
    }
    else if (strncmp(*string, "res", 3) == 0)
    {
        (*string) += 3;
        if (check_have_atoms(atoms, ostring) &&
            parse_int(string, &sel_nr1) &&
            (sel_nr1 >= 0) && (sel_nr1 < block->nr) )
        {
//.........这里部分代码省略.........

/**
Evaluate the source code in a given string
*/
value_t eval_string(const char* cstr, const char* src_name)
{
    ast_fun_t* unit_fun = parse_check_error(parse_string(cstr, src_name));
    return eval_unit(unit_fun);
}

				static IteratorT parse_host(IteratorT begin, IteratorT end) {
					// For convenience we shortcut this parsing for now.
					return parse_string(parse_host_character, begin, end);
				}

void parser::parse_code( std::istream &in )
{
	precondition( in.get() == '%', "missing '%' to start code" );

	// find the first word
	std::string word;
	while ( std::isspace( in.peek() ) )
		in.get();
	while ( std::isalpha( in.peek() ) )
		word.push_back( static_cast<char>( in.get() ) );
	while ( std::isspace( in.peek() ) )
		in.get();

	if ( word == "for" )
	{
		_func.add( "for " );
	}
	else if ( word == "if" )
	{
		_func.add( "if " );
	}
	else if ( word == "else" )
	{
		_func.unindent();
		_func.add( "}\nelse" );
		_func.push_code();
	}
	else if ( word == "code" || word == "endfor" || word == "endif" )
	{
	}
	else
		throw_runtime( "unknown template keyword '{0}'", word );

	int count = 0;
	while ( !in.eof() && in )
	{
		int c = in.get();
		if ( std::char_traits<char>::not_eof( c ) )
		{
			if ( c == ']' )
			{
				if ( count == 0 )
				{
					_func.push_code();
					break;
				}
				_func.add( static_cast<char>( c ) );
				--count;
			}
			else if ( c == '[' )
			{
				_func.add( static_cast<char>( c ) );
				++count;
			}
			else if ( c == '"' )
			{
				_func.add( static_cast<char>( c ) );
				parse_string( in );
			}
			else
				_func.add( static_cast<char>( c ) );
		}
	}

	if ( word == "for" || word == "if" || word == "else" )
	{
		_func.add( "\n{" );
		_func.indent();
	}
	else if ( word == "endfor" || word == "endif" )
	{
		_func.unindent();
		_func.add( '}' );
		_func.push_code();
	}
}

int
exec_file(const char *fn, const char *script, const char *tmpdir,
    char *logbuf, unsigned loglen)
{
	unsigned old_err;
	char *p;
	FILE *f;
	struct extmacro *m;

	signal(SIGPIPE, SIG_IGN);

	vtc_loginit(logbuf, loglen);
	vltop = vtc_logopen("top");
	AN(vltop);

	init_macro();
	init_sema();

	/* Apply extmacro definitions */
	VTAILQ_FOREACH(m, &extmacro_list, list)
		macro_def(vltop, NULL, m->name, "%s", m->val);

	/*
	 * We need an IP number which will not repond, ever, and that is a
	 * lot harder than it sounds.  This IP# is from RFC5737 and a
	 * C-class broadcast at that.
	 * If tests involving ${bad_ip} fails and you run linux, you should
	 * check your /proc/sys/net/ipv4/ip_nonlocal_bind setting.
	 */
	macro_def(vltop, NULL, "bad_ip", "192.0.2.255");

	/* Move into our tmpdir */
	AZ(chdir(tmpdir));
	macro_def(vltop, NULL, "tmpdir", "%s", tmpdir);

	/* Drop file to tell what was going on here */
	f = fopen("INFO", "w");
	AN(f);
	fprintf(f, "Test case: %s\n", fn);
	AZ(fclose(f));

	vtc_stop = 0;
	vtc_desc = NULL;
	vtc_log(vltop, 1, "TEST %s starting", fn);

	p = strdup(script);
	AN(p);

	vtc_thread = pthread_self();
	parse_string(p, cmds, NULL, vltop);
	old_err = vtc_error;
	vtc_stop = 1;
	vtc_log(vltop, 1, "RESETTING after %s", fn);
	reset_cmds(cmds);
	vtc_error = old_err;

	if (vtc_error)
		vtc_log(vltop, 1, "TEST %s FAILED", fn);
	else
		vtc_log(vltop, 1, "TEST %s completed", fn);

	free(vtc_desc);
	return (vtc_error);
}

ehval_p EHI::execute_string(const char *cmd) {
	parse_string(cmd);
	return execute_code();
}

 explicit options_map(std::string &s) {
     parse_string(s);
 };

static gboolean gfire_sq_ase_parse(gfire_game_server *p_server, guint16 p_ping, gboolean p_full,
									 const unsigned char *p_data, guint p_len)
{
	if(memcmp(p_data, "EYE1", 4) != 0)
		return FALSE;

	gfire_sq_ase_data *data = g_new0(gfire_sq_ase_data, 1);
	guint offset = 4;
	gchar *tempstr;

	// General server data
	data->game_name = gfire_strip_invalid_utf8(parse_string(p_data, p_len, &offset, FALSE));
	if(!data->game_name)
		goto error;

	tempstr = gfire_strip_invalid_utf8(parse_string(p_data, p_len, &offset, FALSE));
	if(!tempstr)
		goto error;
	data->game_port = atoi(tempstr);
	g_free(tempstr);

	data->server_name = gfire_strip_invalid_utf8(parse_string(p_data, p_len, &offset, FALSE));
	if(!data->server_name)
		goto error;

	data->game_type = gfire_strip_invalid_utf8(parse_string(p_data, p_len, &offset, FALSE));
	if(!data->game_type)
		goto error;

	data->map = gfire_strip_invalid_utf8(parse_string(p_data, p_len, &offset, FALSE));
	if(!data->map)
		goto error;

	data->version = gfire_strip_invalid_utf8(parse_string(p_data, p_len, &offset, FALSE));
	if(!data->version)
		goto error;

	tempstr = gfire_strip_invalid_utf8(parse_string(p_data, p_len, &offset, FALSE));
	if(!tempstr)
		goto error;
	data->password = (*tempstr == '1');
	g_free(tempstr);

	tempstr = gfire_strip_invalid_utf8(parse_string(p_data, p_len, &offset, FALSE));
	if(!tempstr)
		goto error;
	data->num_players = atoi(tempstr);
	g_free(tempstr);

	tempstr = gfire_strip_invalid_utf8(parse_string(p_data, p_len, &offset, FALSE));
	if(!tempstr)
		goto error;
	data->max_players = atoi(tempstr);
	g_free(tempstr);

	// Server rules
	g_datalist_init(&data->rules);
	while(1)
	{
		gchar *key = gfire_strip_invalid_utf8(parse_string(p_data, p_len, &offset, FALSE));
		if(!key)
			break;
		gchar *value = gfire_strip_invalid_utf8(parse_string(p_data, p_len, &offset, FALSE));
		if(!value)
		{
			g_free(key);
			goto error;
		}
		g_datalist_set_data_full(&data->rules, key, value, g_free);
		g_free(key);
	}

	// Players
	while(p_len > offset)
	{
		gfire_sq_ase_player *player = g_new0(gfire_sq_ase_player, 1);
		guint8 flags = *(p_data + offset++);

		if(flags & 1)
		{
			player->name = gfire_strip_invalid_utf8(parse_string(p_data, p_len, &offset, TRUE));
			if(!player->name)
			{
				free_ase_player(player);
				break;
			}
		}

		if(flags & 2)
		{
			player->team = gfire_strip_invalid_utf8(parse_string(p_data, p_len, &offset, TRUE));
			if(!player->team)
			{
				free_ase_player(player);
				break;
			}
		}

		if(flags & 4)
		{
//.........这里部分代码省略.........

amort_sched_ptr  amort_opt(
    amort_sched_ptr  amortsched,
    void            *parse_env)
{
    char            buffer[200], *errp;
    unsigned long   ii;
    unsigned        prec = amortsched->prec;
    var_store       value;
    numeric_ptr     nval;
    struct tm      *times_E,
            *times_I;

    /* print amortization options */
    times_E = (struct tm *)calloc(1, sizeof(struct tm));
    ii = amortsched->Eff_Date_jdn;
    times_E->tm_mday = amortsched->day_E;
    times_E->tm_mon  = amortsched->month_E - 1;
    times_E->tm_year = amortsched->year_E - 1900;
    times_E->tm_wday = (ii + 1) % 7;
    times_E->tm_yday = amortsched->yday_E;

    times_I = (struct tm *)calloc(1, sizeof(struct tm));
    ii = amortsched->Init_Date_jdn;
    times_I->tm_mday = amortsched->day_I;
    times_I->tm_mon  = amortsched->month_I - 1;
    times_I->tm_year = amortsched->year_I - 1900;
    times_I->tm_wday = (ii + 1) % 7;
    times_I->tm_yday = amortsched->yday_I;

    printf("\n******************************");
    qof_strftime(buffer, (size_t)50, "%c", times_E);
    printf("\nEffective       Date: %s\n", buffer);
    qof_strftime(buffer, (size_t)50, "%c", times_I);
    printf("Initial Payment Date: %s\n", buffer);
    free(times_E);
    free(times_I);
    printf("The Original Present Value (pv)        is: %.*f\n", (int)prec, amortsched->pv);
    printf("The Original Periodic Payment (pmt)    is: %.*f\n", (int)prec, amortsched->pmt);
    printf("The Original Future  Value (fv)        is: %.*f\n", (int)prec, amortsched->fv);

    printf("The Delayed Present Value (pve)        is:  %.*f\n", (int)prec, amortsched->pve);
    printf("The New Periodic Payment (pmt) for pve is:  %.*f\n\n", (int)prec, amortsched->new_pmt);

    printf("The amortization options are:\n");
    printf("1 -- Amortize with Original Amount and Constant Payment to Principal: %.*f\n", (int) prec, amortsched->cpmt1);
    printf("    and final payment: %.*f\n", (int)prec, amortsched->final_pmt_opt_1);
    printf("2 -- Amortize with Delayed Amount and Constant Payment to Principal: %.*f\n", (int)prec, amortsched->cpmt2);
    printf("    and final payment: %.*f\n", (int)prec, amortsched->final_pmt_opt_2);
    printf("3 -- Amortize with Original Transaction Values\n");
    printf("    and final payment: %.*f\n", (int)prec, amortsched->final_pmt_opt_3);
    printf("4 -- Amortize with Delayed Amount, Original Periodic Payment\n");
    printf("    and final payment: %.*f\n", (int)prec, amortsched->final_pmt_opt_4);
    printf("5 -- Amortize with Delayed Amount, New Periodic Payment\n");
    printf("    and final payment: %.*f\n", (int)prec, amortsched->final_pmt_opt_5);
    if ( amortsched->new_n )
{
        printf("6 -- Amortize with Original Amount, Original Periodic Payment,\n");
        printf("    new number of total payments (n): %u\n", amortsched->new_n);
        printf("    and final payment: %.*f\n", (int)prec, amortsched->final_pmt_opt_6);
    } /* endif */
    printf("Enter choice 1, 2, 3, 4, 5 or 6: ");
    fgets(buffer, 190, stdin);
    amortsched->option = buffer[0] - '0';

    printf("Amortization Schedule:\n");
    printf("y -- Yearly Summary\n");
    printf("p -- Periodic Payment\n");
    if ( amortsched->option < 3 )
    {
        printf("Enter Choice y or p: ");
    }
    else
    {
        printf("f -- Fixed Advanced Payment\n");
        printf("a -- Variable Advanced Payment\n");
        printf("Enter Choice y, p, f or a: ");
    } /* endif */
    fgets(buffer, 190, stdin);
    amortsched->summary = buffer[0];

    if ( amortsched->summary == 'f' )
    {
        if ( amortsched->fixed_pmt != 0.0 )
        {
            printf("Current Fixed Prepayment: %.*f\nChange Fixed Prepayment? (y/n): ", (int)prec, amortsched->fixed_pmt);
            fgets(buffer, 190, stdin);
        }
        else
        {
            buffer[0] = 'y';
        } /* endif */

        if ( buffer[0] == 'y' )
        {
            printf("Enter Fixed Prepayment Amount: ");
            fgets(buffer, 190, stdin);
            if ( (errp = parse_string(&value, buffer, parse_env)) == NULL )
            {
                nval = (numeric_ptr)(value.value);
                switch ( nval->type )
//.........这里部分代码省略.........

int main(int argc, const char *argv[])
{
	rtc_time_t tm;
	reg_data_t regv;
	reg_temp_mode_t mode;
	int ret = -1;
	int fd = -1;
	const char *dev_name = "/dev/hi_rtc";
	char string[50] = {0};

	memset(&tm, 0, sizeof(tm));

	if (argc < 2){
		usage();
		return 0;
	}

	fd = open(dev_name, O_RDWR);
	if (fd < 0) {
		printf("open %s failed\n", dev_name);
		return -1;
	}

	if (!strcmp(argv[1],"-s")) {
		if (argc < 4) {
			usage();
			goto err1;	
		}

		if (!strcmp(argv[2], "time")) {

			strncpy(string, argv[3], sizeof(string)-1);

			ret = parse_string(string, &tm);
			if (ret < 0)
			{
				printf("parse time param failed\n");
				goto err1;
			}
			printf("set time\n");
#if 1			
			/* code */
			printf("year:%d\n", tm.year);
			printf("month:%d\n",tm.month);
			printf("date:%d\n", tm.date); 
			printf("hour:%d\n", tm.hour);
			printf("minute:%d\n", tm.minute);
			printf("second:%d\n", tm.second);
#endif			
			ret = ioctl(fd, HI_RTC_SET_TIME, &tm);
			if (ret < 0) {
				printf("ioctl: HI_RTC_SET_TIME failed\n");
				goto err1;
			}	
		} else if (!strcmp(argv[2], "alarm")) {

			strncpy(string, argv[3], sizeof(string)-1);

			ret = parse_string(string, &tm);
			if (ret < 0) {
				printf("parse alarm param failed\n");
				goto err1;
			}
			printf("set alarm\n");
#if 1			
			printf("year:%d\n", tm.year);
			printf("month:%d\n",tm.month);
			printf("date:%d\n", tm.date); 
			printf("hour:%d\n", tm.hour);
			printf("minute:%d\n", tm.minute);
			printf("second:%d\n", tm.second);
#endif			
			ret = ioctl(fd, HI_RTC_ALM_SET, &tm);
			if (ret < 0) {
				printf("ioctl: HI_RTC_ALM_SET failed\n");
				goto err1;
			}	
	 	} else {
			printf("unknown options %s\n", argv[2]);
			goto err1;
		}
	} else if (!strcmp(argv[1],"-g")) {
		if (argc < 3) {
			usage();
			goto err1;	
		}

		if (!strcmp(argv[2], "time")) {

			printf("[RTC_RD_TIME]\n");
			
			ret = ioctl(fd, HI_RTC_RD_TIME, &tm);
			if (ret < 0) {
				printf("ioctl: HI_RTC_RD_TIME failed\n");
				goto err1;
			}
			
			printf("Current time value: \n");
		} else if (!strcmp(argv[2], "alarm")) {
		
//.........这里部分代码省略.........

static ZZJSON *parse_object(ZZJSON_CONFIG *config) {
    ZZJSON *retval = NULL;
    int c;
    ZZJSON **next = &retval;

    SKIPWS();
    c = GETC();
    if (c != '{') {
        ERROR("object: expected '{'");
        return NULL;
    }

    SKIPWS();
    c = GETC();
    while (c > 0 && c != '}') {
        ZZJSON *zzjson = NULL, *val = NULL;
        char *str;

        UNGETC(c);

        str = parse_string(config);
        if (!str) {
            ERROR("object: expected string");
errout_with_str:
            config->free(str);
            goto errout;
        }

        SKIPWS();
        c = GETC();
        if (c != ':') {
            ERROR("object: expected ':'");
            goto errout_with_str;
        }

        SKIPWS();
        val = parse_value(config);
        if (!val) {
            ERROR("object: value expected");
            goto errout_with_str;
        }

        SKIPWS();
        c = GETC();
        if (c != ',' && c != '}') {
            ERROR("object: expected ',' or '}'");
errout_with_str_and_val:
            zzjson_free(config, val);
            goto errout_with_str;
        }
        if (c == ',') {
            SKIPWS();
            c = GETC();
            if (c == '}' && !ALLOW_EXTRA_COMMA) {
                ERROR("object: expected pair after ','");
                goto errout_with_str_and_val;
            }
        }
        UNGETC(c);

        zzjson = config->calloc(1, sizeof(ZZJSON));
        if (!zzjson) {
            MEMERROR();
            goto errout_with_str_and_val;
        }
        zzjson->type                = ZZJSON_OBJECT;
        zzjson->value.object.label  = str;
        zzjson->value.object.val    = val;
        *next = zzjson;
        next = &zzjson->next;

        c = GETC();
    }

    if (c != '}') {
        ERROR("object: expected '}'");
        goto errout;
    }

    if (!retval) {  /* empty object, { } */
        retval = config->calloc(1, sizeof(ZZJSON));
        if (!retval) {
            MEMERROR();
            return NULL;
        }
        retval->type = ZZJSON_OBJECT;
    }
            
    return retval;

errout:
    zzjson_free(config, retval);
    return NULL;
}

static struct buffer parse_table(struct buffer buff,
      struct invocation *invocation, const char **error)
{
   unsigned i;
   size_t ident_len;
   struct argument args[QUERY_MAX_ARGS];
   const char *ident_name = NULL;
   unsigned argi = 0;

   buff = chomp(buff);
   buff = expect_char(buff, '{', error);

   if (*error)
      goto clean;

   buff = chomp(buff);

   while (!peek(buff, "}"))
   {
      if (argi >= QUERY_MAX_ARGS)
      {
         raise_too_many_arguments(error);
         goto clean;
      }

      if (isalpha((int)buff.data[buff.offset]))
      {
         buff = get_ident(buff, &ident_name, &ident_len, error);

         if (!*error)
         {
            args[argi].a.value.type = RDT_STRING;
            args[argi].a.value.val.string.len = ident_len;
            args[argi].a.value.val.string.buff = (char*)calloc(
                  ident_len + 1,
                  sizeof(char)
                  );

            if (!args[argi].a.value.val.string.buff)
               goto clean;

            strncpy(
                  args[argi].a.value.val.string.buff,
                  ident_name,
                  ident_len
                  );
         }
      }
      else
         buff = parse_string(buff, &args[argi].a.value, error);

      if (*error)
         goto clean;

      args[argi].type = AT_VALUE;
      buff = chomp(buff);
      argi++;
      buff = expect_char(buff, ':', error);

      if (*error)
         goto clean;

      buff = chomp(buff);

      if (argi >= QUERY_MAX_ARGS)
      {
         raise_too_many_arguments(error);
         goto clean;
      }

      buff = parse_argument(buff, &args[argi], error);

      if (*error)
         goto clean;
      argi++;
      buff = chomp(buff);
      buff = expect_char(buff, ',', error);

      if (*error)
      {
         *error = NULL;
         break;
      }
      buff = chomp(buff);
   }

   buff = expect_char(buff, '}', error);

   if (*error)
      goto clean;

   invocation->func = all_map;
   invocation->argc = argi;
   invocation->argv = (struct argument*)
      malloc(sizeof(struct argument) * argi);

   if (!invocation->argv)
   {
      raise_enomem(error);
      goto clean;
//.........这里部分代码省略.........

static int
parse_pair(heim_dict_t dict, struct parse_ctx *ctx)
{
    heim_string_t key;
    heim_object_t value;

    if (white_spaces(ctx))
	return -1;

    if (*ctx->p == '}') {
	ctx->p++;
	return 0;
    }

    if (ctx->flags & HEIM_JSON_F_STRICT_DICT)
	/* JSON allows only string keys */
	key = parse_string(ctx);
    else
	/* heim_dict_t allows any heim_object_t as key */
	key = parse_value(ctx);
    if (key == NULL)
	/* Even heim_dict_t does not allow C NULLs as keys though! */
	return -1;

    if (white_spaces(ctx)) {
	heim_release(key);
	return -1;
    }

    if (*ctx->p != ':') {
	heim_release(key);
	return -1;
    }

    ctx->p += 1; /* safe because we call white_spaces() next */

    if (white_spaces(ctx)) {
	heim_release(key);
	return -1;
    }

    value = parse_value(ctx);
    if (value == NULL &&
	(ctx->error != NULL || (ctx->flags & HEIM_JSON_F_NO_C_NULL))) {
	if (ctx->error == NULL)
	    ctx->error = heim_error_create(EINVAL, "Invalid JSON encoding");
	heim_release(key);
	return -1;
    }
    heim_dict_set_value(dict, key, value);
    heim_release(key);
    heim_release(value);

    if (white_spaces(ctx))
	return -1;

    if (*ctx->p == '}') {
	/*
	 * Return 1 but don't consume the '}' so we can count the one
	 * pair in a one-pair dict
	 */
	return 1;
    } else if (*ctx->p == ',') {
	ctx->p++;
	return 1;
    }
    return -1;
}