mdc.h
![](http://img.e-com-net.com/image/info8/b8d97b5613f94ed2ba791cad57d0b2ed.gif)
![](http://img.e-com-net.com/image/info8/2f88dd3f1cd145f59c0e47b51acdbd4b.gif)
#ifndef __zlog_mdc_h #define __zlog_mdc_h #include "zc_defs.h" typedef struct zlog_mdc_s zlog_mdc_t; struct zlog_mdc_s{ zc_hashtable_t *tab; }; zlog_mdc_t *zlog_mdc_new(void); void zlog_mdc_del(zlog_mdc_t *a_mdc); void zlog_mdc_profile(zlog_mdc_t *a_mdc, int flag); void zlog_mdc_clean(zlog_mdc_t *a_mdc); int zlog_mdc_put(zlog_mdc_t *a_mdc, const char *key, const char *value); char *zlog_mdc_get(zlog_mdc_t *a_mdc, const char *key); void zlog_mdc_remove(zlog_mdc_t *a_mdc, const char *key); typedef struct zlog_mdc_kv_s{ char key[MAXLEN_PATH + 1]; char value[MAXLEN_PATH + 1]; size_t value_len; }zlog_mdc_kv_t; zlog_mdc_kv_t *zlog_mdc_get_kv(zlog_mdc_t *a_mdc, const char *key); #endif
mdc.c
![](http://img.e-com-net.com/image/info8/b8d97b5613f94ed2ba791cad57d0b2ed.gif)
![](http://img.e-com-net.com/image/info8/2f88dd3f1cd145f59c0e47b51acdbd4b.gif)
/** * 文件作用 */ #include#include #include #include "mdc.h" #include "zc_defs.h" void zlog_mdc_profile(zlog_mdc_t *a_mdc, int flag){ zc_assert(a_mdc,); zc_hashtable_entry_t *a_entry; zlog_mdc_kv_t *a_mdc_kv; zc_hashtable_foreach(a_mdc->tab, a_entry){ a_mdc_kv = a_entry->value; zc_profile(flag, "---mdc_kv[%p][%s]-[%s]---", a_mdc_kv, a_mdc_kv->key, a_mdc_kv->value ); } return; } //------------------------------------------------------------------------- void zlog_mdc_del(zlog_mdc_t *a_mdc){ zc_assert(a_mdc,); if(a_mdc->tab){ zc_hashtable_del(a_mdc->tab); } free(a_mdc); zc_debug("zlog_mdc_del[%p]", a_mdc); return; } static void zlog_mdc_kv_del(zlog_mdc_kv_t *a_mdc_kv){ free(a_mdc_kv); zc_debug("zlog_mdc_kv_del[%p]", a_mdc_kv); return; } /** * struct zlog_mdc_kv_s{ * char key[MAXLEN_PATH + 1]; * char value[MAXLEN_PATH + 1]; * size_t value_len; * } */ static zlog_mdc_kv_t *zlog_mdc_kv_new(const char *key, const char *value){ zlog_mdc_kv_t *a_mdc_kv; a_mdc_kv = (zlog_mdc_kv_t *)calloc(1, sizeof(zlog_mdc_kv_t)); if(!a_mdc_kv){ zc_error("calloc fail, errno[%d]", errno); return NULL; } snprintf(a_mdc_kv->key, sizeof(a_mdc_kv->key), "%s", key); a_mdc_kv->value_len = snprintf(a_mdc_kv->value, sizeof(a_mdc_kv->value), "%s", value); return a_mdc_kv; } /** * struct zlog_mdc_s{ * zc_hashtable_t *tab; * } */ zlog_mdc_t *zlog_mdc_new(void){ zlog_mdc_t *a_mdc; a_mdc = calloc(1, sizeof(zlog_mdc_t)); if(!a_mdc){ zc_error("calloc fail, errno[%d]", errno); return NULL; } a_mdc->tab = zc_hashtable_new( 20, zc_hashtable_str_hash, zc_hashtable_str_equal, NULL, (zc_hashtable_del_fn) zlog_mdc_kv_del ); if(!a_mdc->tab){ zc_error("zc_hashtable_new_fail"); goto err; } return a_mdc; err: zlog_mdc_del(a_mdc); return NULL; } int zlog_mdc_put(zlog_mdc_t *a_mdc, const char *key, const char *value){ zlog_mdc_kv_t *a_mdc_kv; a_mdc_kv = zlog_mdc_kv_new(key, value); if(!a_mdc_kv){ zc_error("zlog_new_kv_new failed"); return -1; } if(zc_hashtable_put(a_mdc->tab, a_mdc_kv->key, a_mdc_kv)){ zc_error("zc_hashtable_put fail"); zlog_mdc_kv_del(a_mdc_kv); return -1; } return 0; } char *zlog_mdc_get(zlog_mdc_t *a_mdc, const char *key){ zlog_mdc_kv_t *a_mdc_kv; a_mdc_kv = zc_hashtable_get(a_mdc->tab, key); if(!a_mdc_kv){ zc_error("zc_hashtable_get fail"); return NULL; }else{ return a_mdc_kv->value; } } zlog_mdc_kv_t *zlog_mdc_get_kv(zlog_mdc_t *a_mdc, const char *key){ zlog_mdc_kv_t *a_mdc_kv; a_mdc_kv = zc_hashtable_get(a_mdc->tab, key); if(!a_mdc_kv){ zc_error("zc_hashtable_get fail"); return NULL; }else{ return a_mdc_kv; } } void zlog_mdc_remove(zlog_mdc_t *a_mdc, const char *key){ zc_hashtable_remove(a_mdc->tab, key); return; } void zlog_mdc_clean(zlog_mdc_t *a_mdc){ zc_hashtable_clean(a_mdc->tab); return; }
test_mdc.c
#include#include <string.h> #include #include "zc_defs.h" #include "zc_hashtable.h" #include "mdc.h" #include "zc_profile.c" #include "mdc.c" #include "zc_hashtable.c" int main(){ zlog_mdc_t *a_mdc; a_mdc = zlog_mdc_new(); if(!a_mdc){ fprintf(stderr, "%s", "zlog_mdc_new fail"); return -1; } zlog_mdc_put(a_mdc, "name", "jimmy"); char *name = zlog_mdc_get(a_mdc, "name"); printf("name = %s\n", name); time_t tt; struct tm timer; char time_str[20]; time(&tt); localtime_r(&tt, &timer); strftime(time_str, 20, "%Y-%m-%d %H:%M:%S", &timer); zlog_mdc_put(a_mdc, "time", time_str); char *ps = zlog_mdc_get(a_mdc, "time"); printf("time = %s\n", ps); zlog_mdc_profile(a_mdc, ZC_DEBUG); zlog_mdc_clean(a_mdc); zlog_mdc_profile(a_mdc, ZC_DEBUG); zlog_mdc_del(a_mdc); }