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Initial revision

#include "check_confuse.h"
#include <string.h>
#include <stdlib.h>
#include <sys/types.h>
#include <sys/socket.h>
#include <netinet/in.h>
#include <arpa/inet.h>

static cfg_t *cfg;

int parse_ip_address(cfg_t *cfg, cfg_opt_t *opt, const char *value, void *result)
{
    struct in_addr *addr = (struct in_addr *)malloc(sizeof(struct in_addr));
    if(inet_aton(value, addr) == 0)
    {
        /*cfg_error(cfg, "invalid IP address %s in section %s", value, cfg->name);*/
        free(addr);
        return 1;
    }
    *(void **)result = (void *)addr;
    return 0;
}

static unsigned char *my_ether_aton(const char *addr)
{
    int i;
    static unsigned int e[6];
    static unsigned char ec[6];
    if(sscanf(addr, "%x:%x:%x:%x:%x:%x", &e[0], &e[1], &e[2], &e[3], &e[4], &e[5]) != 6)
    {
        return NULL;
    }
    for(i = 0; i < 6; i++)
    {
        if(e[i] <= 0xff)
            ec[i] = e[i];
        else
            return NULL;
    }
    return ec;
}

static char *my_ether_ntoa(unsigned char *addr)
{
    static char buf[18];
    sprintf(buf, "%02x:%02x:%02x:%02x:%02x:%02x",
            addr[0], addr[0], addr[0], addr[0], addr[0], addr[0]);
    return buf;
}

int parse_ether_address(cfg_t *cfg, cfg_opt_t *opt, const char *value, void *result)
{
    unsigned char *tmp;

    tmp = my_ether_aton(value);
    if(tmp == 0)
    {
        /*cfg_error(cfg, "invalid Ethernet address %s in section %s", value, cfg->name);*/
        return 1;
    }
    *(void **)result = malloc(6);
    memcpy(*(void **)result, tmp, 6);
    return 0;
}

void single_setup(void)
{
    cfg_opt_t subsec_opts[] = 
    {
        CFG_STR("subsubstring", "subsubdefault", CFGF_NONE),
        CFG_INT("subsubinteger", -42, CFGF_NONE),
        CFG_FLOAT("subsubfloat", 19923.1234, CFGF_NONE),
        CFG_BOOL("subsubbool", cfg_false, CFGF_NONE),
        CFG_END()
    };

    cfg_opt_t sec_opts[] =
    {
        CFG_STR("substring", "subdefault", CFGF_NONE),
        CFG_INT("subinteger", 17, CFGF_NONE),
        CFG_FLOAT("subfloat", 8.37, CFGF_NONE),
        CFG_BOOL("subbool", cfg_true, CFGF_NONE),
        CFG_SEC("subsection", subsec_opts, CFGF_NONE),
        CFG_END()
    };

    cfg_opt_t nodef_opts[] =
    {
        CFG_STR("string", "defvalue", CFGF_NONE),
        CFG_INT("int", -17, CFGF_NODEFAULT),
        CFG_END()
    };

    cfg_opt_t opts[] = 
    {
        CFG_STR("string", "default", CFGF_NONE),
        CFG_INT("integer", 4711, CFGF_NONE),
        CFG_FLOAT("float", 0.42, CFGF_NONE),
        CFG_BOOL("bool", cfg_false, CFGF_NONE),
        CFG_PTR_CB("ip-address", 0, CFGF_NONE, parse_ip_address, free),
        CFG_PTR_CB("ethernet-address", 0, CFGF_NONE, parse_ether_address, free),
        CFG_SEC("section", sec_opts, CFGF_NONE),
        CFG_STR("nodefstring", "not used", CFGF_NODEFAULT),
        CFG_SEC("nodefsec", nodef_opts, CFGF_NODEFAULT),
        CFG_END()
    };

    cfg = cfg_init(opts, 0);

    memset(opts, 0, sizeof(opts));
    memset(sec_opts, 0, sizeof(sec_opts));
    memset(subsec_opts, 0, sizeof(subsec_opts));
}

void single_teardown(void)
{
    cfg_free(cfg);
}

void single_string_test(void)
{
    char *buf;

    fail_unless(cfg_size(cfg, "string") == 1);
    fail_unless(cfg_opt_size(cfg_getopt(cfg, "string")) == 1);
    fail_unless(strcmp(cfg_getstr(cfg, "string"), "default") == 0);
    fail_unless(cfg_getnstr(cfg, "string", 0) == cfg_getstr(cfg, "string"));
    fail_unless(cfg_getnstr(cfg, "string", 1) == 0);
    buf = "string = 'set'";
    fail_unless(cfg_parse_buf(cfg, buf) == CFG_SUCCESS);
    fail_unless(strcmp(cfg_getstr(cfg, "string"), "set") == 0);
    cfg_setstr(cfg, "string", "manually set");
    fail_unless(strcmp(cfg_getstr(cfg, "string"), "manually set") == 0);
}

void single_integer_test(void)
{
    char *buf;

    fail_unless(cfg_size(cfg, "integer") == 1);
    fail_unless(cfg_opt_size(cfg_getopt(cfg, "integer")) == 1);
    fail_unless(cfg_getint(cfg, "integer") == 4711);
    fail_unless(cfg_getnint(cfg, "integer", 0) == cfg_getint(cfg, "integer"));
    fail_unless(cfg_getnint(cfg, "integer", 1) == 0);
    buf = "integer = -46";
    fail_unless(cfg_parse_buf(cfg, buf) == CFG_SUCCESS);
    fail_unless(cfg_getint(cfg, "integer") == -46);
    cfg_setint(cfg, "integer", 999999);
    fail_unless(cfg_getint(cfg, "integer") == 999999);
}

void single_float_test(void)
{
    char *buf;

    fail_unless(cfg_size(cfg, "float") == 1);
    fail_unless(cfg_opt_size(cfg_getopt(cfg, "float")) == 1);
    fail_unless(cfg_getfloat(cfg, "float") == 0.42);
    fail_unless(cfg_getnfloat(cfg, "float", 0) == cfg_getfloat(cfg, "float"));
    fail_unless(cfg_getnfloat(cfg, "float", 1) == 0);
    buf = "float = -46.777";
    fail_unless(cfg_parse_buf(cfg, buf) == CFG_SUCCESS);
    fail_unless(cfg_getfloat(cfg, "float") == -46.777);
    cfg_setfloat(cfg, "float", 5.1234e2);
    fail_unless(cfg_getfloat(cfg, "float") == 5.1234e2);
}

void single_bool_test(void)
{
    char *buf;

    fail_unless(cfg_size(cfg, "bool") == 1);
    fail_unless(cfg_opt_size(cfg_getopt(cfg, "bool")) == 1);
    fail_unless(cfg_getbool(cfg, "bool") == cfg_false);

    buf = "bool = yes";
    fail_unless(cfg_parse_buf(cfg, buf) == CFG_SUCCESS);
    fail_unless(cfg_getbool(cfg, "bool") == cfg_true);
    buf = "bool = no";
    fail_unless(cfg_parse_buf(cfg, buf) == CFG_SUCCESS);
    fail_unless(cfg_getbool(cfg, "bool") == cfg_false);
    buf = "bool = true";
    fail_unless(cfg_parse_buf(cfg, buf) == CFG_SUCCESS);
    fail_unless(cfg_getbool(cfg, "bool") == cfg_true);
    buf = "bool = false";
    fail_unless(cfg_parse_buf(cfg, buf) == CFG_SUCCESS);
    fail_unless(cfg_getbool(cfg, "bool") == cfg_false);
    buf = "bool = on";
    fail_unless(cfg_parse_buf(cfg, buf) == CFG_SUCCESS);
    fail_unless(cfg_getbool(cfg, "bool") == cfg_true);
    buf = "bool = off";
    fail_unless(cfg_parse_buf(cfg, buf) == CFG_SUCCESS);
    fail_unless(cfg_getbool(cfg, "bool") == cfg_false);

    cfg_setbool(cfg, "bool", cfg_true);
    fail_unless(cfg_getbool(cfg, "bool") == cfg_true);
    cfg_setbool(cfg, "bool", cfg_false);
    fail_unless(cfg_getbool(cfg, "bool") == cfg_false);
}

void single_section_test(void)
{
    char *buf;
    cfg_t *sec, *subsec;

    fail_unless(cfg_size(cfg, "section") == 1);
    fail_unless(cfg_opt_size(cfg_getopt(cfg, "section")) == 1);

    fail_unless(cfg_size(cfg, "section|subsection") == 1);
    fail_unless(cfg_opt_size(cfg_getopt(cfg, "section|subsection")) == 1);

    fail_unless(cfg_size(cfg, "section|subsection|subsubstring") == 1);
    fail_unless(cfg_opt_size(cfg_getopt(cfg, "section|subsection|subsubinteger")) == 1);

    fail_unless(cfg_title(cfg_getsec(cfg, "section")) == 0);
    fail_unless(cfg_title(cfg_getsec(cfg, "section|subsection")) == 0);
    
    fail_unless(strcmp(cfg_getstr(cfg, "section|substring"), "subdefault") == 0);
    sec = cfg_getsec(cfg, "section|subsection");
    fail_unless(sec != 0);
    fail_unless(cfg_getint(sec, "subsubinteger") == -42);

    fail_unless(cfg_getnsec(cfg, "section", 0) == cfg_getsec(cfg, "section"));
    fail_unless(cfg_getnsec(cfg, "section", 1) == 0);

    sec = cfg_getsec(cfg, "section");
    fail_unless(sec != 0);
    subsec = cfg_getsec(sec, "subsection");
    fail_unless(subsec != 0);
    fail_unless(cfg_getfloat(subsec, "subsubfloat") == 19923.1234);
    
    buf = "section { substring = \"foo\" subsection { subsubstring = \"bar\"} }"; 
    fail_unless(cfg_parse_buf(cfg, buf) == CFG_SUCCESS);
}

void single_ptr_test(void)
{
    char *buf;
    struct in_addr *ipaddr;
    unsigned char *etheraddr, *cmpether;

    fail_unless(cfg_size(cfg, "ip-address") == 0);

    buf = "ip-address = 192.168.0.1";
    fail_unless(cfg_parse_buf(cfg, buf) == CFG_SUCCESS);
    ipaddr = cfg_getptr(cfg, "ip-address");
    fail_unless(ipaddr != 0);
    fail_unless(strcmp("192.168.0.1", inet_ntoa(*ipaddr)) == 0);

    buf = "ip-address = 192.168.0.325";
    fail_unless(cfg_parse_buf(cfg, buf) == CFG_PARSE_ERROR);

    buf = "ethernet-address = '00:03:93:d4:05:58'";
    fail_unless(cfg_parse_buf(cfg, buf) == CFG_SUCCESS);
    etheraddr = cfg_getptr(cfg, "ethernet-address");
    fail_unless(etheraddr != 0);
    fail_unless(my_ether_ntoa(etheraddr) != 0);
    cmpether = my_ether_aton("00:03:93:d4:05:58");
    fail_unless(memcmp(etheraddr, cmpether, 6) == 0);

    buf = "ethernet-address = '00:03:93:d4:05'";
    fail_unless(cfg_parse_buf(cfg, buf) == CFG_PARSE_ERROR);
}

void parse_buf_test(void)
{
    char *buf;

    fail_unless(cfg_parse_buf(cfg, 0) == CFG_SUCCESS);
    fail_unless(cfg_parse_buf(cfg, "") == CFG_SUCCESS);

    buf = "bool = wrong";
    fail_unless(cfg_parse_buf(cfg, buf) == CFG_PARSE_ERROR);

    buf = "string = ";
    fail_unless(cfg_parse_buf(cfg, buf) == CFG_PARSE_ERROR);

    buf = "option = 'value'";
    fail_unless(cfg_parse_buf(cfg, buf) == CFG_PARSE_ERROR);
}

void nonexistent_option_test(void)
{
    fail_unless(cfg_getopt(cfg, "nonexistent") == 0);
    fail_unless(cfg_getopt(cfg, "section|subnonexistent") == 0);
}

void nodefault_test(void)
{
    char *buf;
    cfg_t *nodefsec;

    fail_unless(cfg_size(cfg, "nodefstring") == 0);
    cfg_setstr(cfg, "nodefstring", "manually set");
    fail_unless(cfg_size(cfg, "nodefstring") == 1);
    fail_unless(cfg_size(cfg, "nodefsec") == 0);

    buf = "nodefsec {}";    
    fail_unless(cfg_parse_buf(cfg, buf) == CFG_SUCCESS);
    nodefsec = cfg_getsec(cfg, "nodefsec");
    fail_unless(nodefsec != 0);
    fail_unless(cfg_size(nodefsec, "string") == 1);
    fail_unless(cfg_size(nodefsec, "int") == 0);
}

int
main(void)
{
    single_setup();

    single_string_test();
    single_integer_test();
    single_float_test();
    single_bool_test();
    single_section_test();
    single_ptr_test();
    parse_buf_test();
    nonexistent_option_test();
    nodefault_test();
    
    single_teardown();

    return 0;
}