https://github.com/whjwnavy/kvlist

A key-value list library from openwrt libubox.
https://github.com/whjwnavy/kvlist

Last synced: 8 days ago
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A key-value list library from openwrt libubox.

• Host: GitHub
• URL: https://github.com/whjwnavy/kvlist
• Owner: WHJWNAVY
• Created: 2024-07-12T11:05:41.000Z (7 months ago)
• Default Branch: master
• Last Pushed: 2024-07-15T01:52:05.000Z (7 months ago)
• Last Synced: 2024-07-15T02:54:54.306Z (7 months ago)
• Language: C
• Size: 23.4 KB
• Stars: 0
• Watchers: 2
• Forks: 0
• Open Issues: 0
• Metadata Files:
  • Readme: README.md

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README

        
# kvlist

> A key-value list library from openwrt libubox.

## usage

```c

#include 

#include 

#include 

#include 

#include 

#include 

#include 

#include 

#include 

#include 

#include 

#include 

#include 

#include 

#include "lib/kvlist.h"

#define CH_LOG(LEVEL, FMT, ...)                                                  \

    do {                                                                         \

        fprintf(stderr, "(%s:%d) " FMT "\n", __func__, __LINE__, ##__VA_ARGS__); \

    } while (0)

#define CH_DEBUG(FMT, ...) CH_LOG(LOG_DEBUG, FMT, ##__VA_ARGS__)

#define CH_INFO(FMT, ...) CH_LOG(LOG_INFO, FMT, ##__VA_ARGS__)

#define CH_WARN(FMT, ...) CH_LOG(LOG_WARNING, FMT, ##__VA_ARGS__)

#define CH_ERROR(FMT, ...) CH_LOG(LOG_ERR, FMT, ##__VA_ARGS__)

static int32_t test_int_get_len(struct kvlist *kv, const void *data) {

    return sizeof(uint32_t);

}

#define test_str_get_len kvlist_strlen

int main(int argc, char **argv) {

    char *k = NULL;

    char *sv = NULL;

    uint32_t iv = 0;

    uint32_t *ip = 0;

    CH_DEBUG("TEST KVLIST STR");

    KVLIST(test_str, test_str_get_len);

    k = "str1";

    sv = "data1";

    kvlist_set(&test_str, k, sv);

    k = "str2";

    sv = "data2";

    kvlist_set(&test_str, k, sv);

    k = "str3";

    sv = "data3";

    kvlist_set(&test_str, k, sv);

    k = "str4";

    sv = "data4";

    kvlist_set(&test_str, k, sv);

    k = "str1";

    sv = kvlist_get(&test_str, k);

    CH_INFO("test_str k[%s], v[%s]", k, sv);

    k = "str2";

    sv = kvlist_get(&test_str, k);

    CH_INFO("test_str k[%s], v[%s]", k, sv);

    k = "str3";

    sv = kvlist_get(&test_str, k);

    CH_INFO("test_str k[%s], v[%s]", k, sv);

    k = "str4";

    sv = kvlist_get(&test_str, k);

    CH_INFO("test_str k[%s], v[%s]", k, sv);

    kvlist_free(&test_str);

    CH_DEBUG("TEST KVLIST INT");

    KVLIST(test_int, test_int_get_len);

    k = "int1";

    iv = 100;

    kvlist_set(&test_int, k, &iv);

    k = "int2";

    iv = 200;

    kvlist_set(&test_int, k, &iv);

    k = "int3";

    iv = 300;

    kvlist_set(&test_int, k, &iv);

    k = "int4";

    iv = 400;

    kvlist_set(&test_int, k, &iv);

    kvlist_for_each(&test_int, k, ip) {

        CH_INFO("test_int k[%s], v[%u]", k, *ip);

    }

    kvlist_free(&test_int);

    return 0;

}

```

## output

```

$ make

$ ./kvlist

(main:41) TEST KVLIST STR

(main:59) test_str k[str1], v[data1]

(main:62) test_str k[str2], v[data2]

(main:65) test_str k[str3], v[data3]

(main:68) test_str k[str4], v[data4]

(main:72) TEST KVLIST INT

(main:89) test_int k[int1], v[100]

(main:89) test_int k[int2], v[200]

(main:89) test_int k[int3], v[300]

(main:89) test_int k[int4], v[400]

```