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parseconf.c
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parseconf.c
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#include "common.h"
#include "parseconf.h"
#include "tunable.h"
#include "str.h"
//字符串型配置变量
static struct conf_str_t
{
const char* conf_str_key;
const char** conf_str_val;
}
conf_str_array[] =
{
{"listen_address", &tunable_listen_address},
{NULL,NULL}
};
//整数型配置变量
static struct conf_uint_t
{
const char* conf_uint_key;
unsigned int* conf_uint_val;
}
conf_uint_array[] =
{
{"listen_port",&tunable_listen_port},
{"max_clients",&tunable_max_clients},
{"max_per_ip",&tunable_max_per_ip},
{"accept_timeout",&tunable_accept_timeout},
{"connect_timeout",&tunable_connect_timeout},
{"idle_session_timeout",&tunable_idle_session_timeout},
{"data_connection_timeout",&tunable_data_connection_timeout},
{"local_umask",&tunable_local_umask},
{"upload_max_rate",&tunable_upload_max_rate},
{"download_max_rate",&tunable_download_max_rate},
{NULL,NULL}
};
//bool型配置变量
static struct conf_bool_t
{
const char* conf_bool_key;
int* conf_bool_val;
}
conf_bool_array[] =
{
{"pasv_enable",&tunable_pasv_enable},
{"port_enable",&tunable_port_enable},
{NULL,NULL}
};
int parseconf_load_file(const char* file)
{
FILE* pfile = fopen(file,"r");
if (NULL == pfile)
{
fprintf(stderr, "config file open error\n");
return -1;
}
char line[1024];
while (NULL != fgets(line,1024,pfile))
{
if (-1 == parseconf_load_setting(line))
{
fprintf(stderr, "config file parse error");
}
}
fclose(pfile);
return 0;
}
int parseconf_load_setting(char* line)
{
str_trim_crlf(line);
while (' ' == *line)
line++;
if ('#' == *line)
return 0;
char config_key[128] = {0};
char config_val[128] = {0};
if ( 2 != str_split(line,config_key,config_val,'='))
{
fprintf(stderr, "config synax error:%s\n",line);
return -1;
}
struct conf_str_t* conf_str = conf_str_array;
while (NULL != conf_str->conf_str_key)
{
if (0 == strcmp(conf_str->conf_str_key,config_key))
{
if (NULL != *(conf_str->conf_str_val))
free(conf_str->conf_str_val);
*(conf_str->conf_str_val) = strdup(config_val);
return 0;
}
conf_str++;
}
//查找整数型配置
struct conf_uint_t* conf_uint = conf_uint_array;
while ( NULL != conf_uint->conf_uint_key)
{
if (0 == strcmp(conf_uint->conf_uint_key,config_key))
{
unsigned int nval = 0;
if ( '0' == config_val[0])
nval = str_octal_to_uint(config_val);
else
nval = atoi(config_val);
*(conf_uint->conf_uint_val) = nval;
return 0;
}
conf_uint++;
}
//查找bool型配置
struct conf_bool_t* conf_bool = conf_bool_array;
while ( NULL != conf_bool->conf_bool_key)
{
if (0 == strcmp(conf_bool->conf_bool_key,config_key))
{
if ( 0 == strcmp(config_val,"yes")
|| 0 == strcmp(config_val,"YES")
|| 0 == strcmp(config_val,"1"))
*(conf_bool->conf_bool_val) = 1;
if ( 0 == strcmp(config_val,"no")
|| 0 == strcmp(config_val,"NO")
|| 0 == strcmp(config_val,"0"))
*(conf_bool->conf_bool_val) = 0;
return 0;
}
conf_bool++;
}
return 0;
}