wip

src/yadisk_api_internal.c

@@ -14,24 +14,63 @@ struct memory {
     size_t size;
 };
 
-// Callback function for writing response data
+struct data {
-static size_t write_callback(void *contents, size_t size, size_t nmemb, struct memory *mem) {
+    char trace_ascii; /* 1 or 0 */
+};
+
+
+static size_t cb(void *data, size_t size, size_t nmemb, void *clientp)
+{
     size_t realsize = size * nmemb;
+    struct memory *mem = (struct memory *)clientp;
+
     char *ptr = realloc(mem->response, mem->size + realsize + 1);
-    if(!ptr) {
+    if(ptr == NULL)
-        // out of memory
+        return 0;  /* out of memory! */
-        printf("not enough memory (realloc returned NULL)\n");
-        return 0;
-    }
 
     mem->response = ptr;
-    memcpy(&(mem->response[mem->size]), contents, realsize);
+    memcpy(&(mem->response[mem->size]), data, realsize);
     mem->size += realsize;
     mem->response[mem->size] = 0;
 
     return realsize;
 }
 
+char* build_query_string(query_param *params, size_t num_params) {
+    CURL *curl = curl_easy_init();
+    if (!curl) {
+        return NULL;
+    }
+
+    char *query = NULL;
+    size_t query_len = 0;
+
+    for (size_t i = 0; i < num_params; ++i) {
+        char *encoded_key = curl_easy_escape(curl, params[i].key, 0);
+        char *encoded_value = curl_easy_escape(curl, params[i].value, 0);
+
+        // Calculate additional space needed: key=value& (including null terminator)
+        size_t additional_len = strlen(encoded_key) + strlen(encoded_value) + 2;
+        if (i < num_params - 1) {
+            additional_len++; // For '&'
+        }
+
+        query = realloc(query, query_len + additional_len);
+        sprintf(query + query_len, "%s=%s", encoded_key, encoded_value);
+        query_len += additional_len - 1; // Minus null terminator
+
+        if (i < num_params - 1) {
+            strcat(query, "&");
+        }
+
+        curl_free(encoded_key);
+        curl_free(encoded_value);
+    }
+
+    curl_easy_cleanup(curl);
+    return query;
+}
+
 // Function to make an HTTP request using libcurl
 int api_http_request(
         yadisk_api_client *client,
@@ -45,14 +84,19 @@ int api_http_request(
     CURLcode res;
     struct memory chunk = {0};
 
-    curl_global_init(CURL_GLOBAL_ALL);
     curl = curl_easy_init();
 
     if(curl) {
-        char url[256];
+        char url[512];
-        snprintf(url, sizeof(url), "%s%s", YANDEX_DISK_API_HOST, path);
+        if (num_params) {
+            char *query_string = build_query_string(params, num_params);
+            snprintf(url, sizeof(url), "%s%s?%s", YANDEX_DISK_API_HOST, path, query_string);
+            free(query_string);
+        } else {
+            snprintf(url, sizeof(url), "%s%s", YANDEX_DISK_API_HOST, path);
+        }
         curl_easy_setopt(curl, CURLOPT_URL, url);
-        curl_easy_setopt(curl, CURLOPT_WRITEFUNCTION, write_callback);
+        curl_easy_setopt(curl, CURLOPT_WRITEFUNCTION, cb);
         curl_easy_setopt(curl, CURLOPT_WRITEDATA, (void *)&chunk);
 
         // Set the HTTP method
@@ -79,7 +123,6 @@ int api_http_request(
             fprintf(stderr, "curl_easy_perform() failed: %s\n", curl_easy_strerror(res));
             free(chunk.response);
             curl_easy_cleanup(curl);
-            curl_global_cleanup();
             return -1;
         } else {
             *output = strdup(chunk.response);
@@ -91,6 +134,5 @@ int api_http_request(
         curl_easy_cleanup(curl);
     }
 
-    curl_global_cleanup();
     return 0;
 }

src/yadisk_api_internal.h

@@ -8,15 +8,41 @@
 #define YANDEX_DISK_API_HOST "https://cloud-api.yandex.net"
 
 typedef struct {
-    const char *key;
+    const char* key;
-    const char *value;
+    const char* value;
 } query_param;
 
-int api_http_request(yadisk_api_client *client,
+int api_http_request(yadisk_api_client* client,
-                     const char *method,
+                     const char* method,
-                     const char *path,
+                     const char* path,
-                     query_param *params,
+                     query_param* params,
                      size_t num_params,
-                     char **output);
+                     char** output);
+
+
+#define THROW_PARSE_JSON_ERROR { \
+        return YADISK_FAILED_PARSE_JSON; \
+    }
+
+#define __DANGER_GET_JSON_OBJECT(root, key)          \
+    json_object* obj = NULL;                         \
+    if (!json_object_object_get_ex(root, key, &obj)){\
+        json_object_put(root);                       \
+        THROW_PARSE_JSON_ERROR                       \
+    }                                                \
+
+#define GET_JSON_STRING(root, key, v) {              \
+        __DANGER_GET_JSON_OBJECT(root, key)              \
+        *v = json_object_get_string(obj);                \
+    }
+
+#define GET_JSON_UINT64(root, key, v) {              \
+        __DANGER_GET_JSON_OBJECT(root, key)              \
+        *v = json_object_get_uint64(obj);                \
+    }
+#define GET_JSON_BOOL(root, key, v) {                \
+        __DANGER_GET_JSON_OBJECT(root, key)              \
+        *v = json_object_get_boolean(obj);               \
+    }
 
 #endif //YADISK_YADISK_API_INTERNAL_H

src/yadisk_get_disk.c

@@ -9,21 +9,21 @@ yadisk_code yadisk_get_disk(yadisk_api_client* client, yadisk_disk_info* info)
 {
     char* output = NULL;
     int error = api_http_request(client, "GET", "/v1/disk", NULL, 0, &output);
-    json_object* root = json_tokener_parse(output);
     if (error) {
-        json_object_put(root);
+        return YADISK_FAILED_HTTP_REQUEST;
-        return YADISK_FAILED_PARSE_JSON;
     }
 
-    json_object* total_space = NULL;
+    json_object* root = json_tokener_parse(output);
-    if (!json_object_object_get_ex(root, "total_space", &total_space)) {
+    free(output);
-        // printf("Key total_space doesn't exists!");
+
-        return YADISK_FAILED_PARSE_JSON;
+    GET_JSON_UINT64(root, "total_space", &(info->total_space));
-    }
+    GET_JSON_UINT64(root, "trash_size", &(info->trash_size));
-    info->total_space = json_object_get_uint64(total_space);
+    GET_JSON_UINT64(root, "used_space", &(info->used_space));
-    json_object_put(total_space);
+    GET_JSON_STRING(root, "reg_time", &(info->reg_time));
+    GET_JSON_BOOL(root, "is_paid", &(info->is_paid));
 
     json_object_put(root);
-    free(output);
+
+
     return YADISK_OK;
 }

src/yadisk_get_disk.h

@@ -9,6 +9,10 @@
 
 typedef struct yadisk_disk_info {
     unsigned long total_space;
+    unsigned long trash_size;
+    unsigned long used_space;
+    int is_paid;
+    const char* reg_time;
 } yadisk_disk_info;
 
 yadisk_code yadisk_get_disk(yadisk_api_client* client, yadisk_disk_info* info);

src/yadisk_get_disk_resources.c

@@ -5,8 +5,27 @@
 #include "yadisk_api_internal.h"
 
 yadisk_code
-yadisk_get_disk_resources(yadisk_api_client* client, const char* path)
+yadisk_get_disk_resources(
+    yadisk_api_client* client, const char* path, yadisk_resource_info* info
+)
 {
-    char* output;
+    char* output = NULL;
-    int error = api_http_request(client, "GET", "/v1/disk", NULL, 0, &output);
+    query_param params[] = {
+        {"path", path},
+    };
+    int error = api_http_request(client, "GET", "/v1/disk/resources", params, 1, &output);
+    if (error) {
+        return YADISK_FAILED_HTTP_REQUEST;
+    }
+    json_object* root = json_tokener_parse(output);
+    free(output);
+    GET_JSON_STRING(root, "path", &(info->path));
+    GET_JSON_STRING(root, "name", &(info->name));
+    GET_JSON_STRING(root, "resource_id", &(info->resource_id));
+    GET_JSON_STRING(root, "type", &(info->type));
+    GET_JSON_STRING(root, "created", &(info->created));
+    GET_JSON_STRING(root, "modified", &(info->modified));
+
+    json_object_put(root);
+    return YADISK_OK;
 };

src/yadisk_get_disk_resources.h

@@ -1,18 +1,35 @@
 //
 // Created by maxim on 27.11.23.
 //
+#ifndef YADISK_GET_DISK_RESOURCES_H_INCLUDED
+#define YADISK_GET_DISK_RESOURCES_H_INCLUDED
+
 #include "yadisk_shared.h"
 
+#define YADISK_RESOURCE_ITEM_PROPERTIES \
+    const char* path; \
+    const char* name; \
+    const char* resource_id; \
+    const char* type; \
+    const char* created; \
+    const char* modified;
+
+struct yadisk_resource_item
+{
+    YADISK_RESOURCE_ITEM_PROPERTIES
+};
+
 typedef struct {
+    unsigned long limit;
+    unsigned long offset;
+    unsigned long total;
 } yadisk_resource_embedded;
 
-typedef struct
+typedef struct {
-{
+    YADISK_RESOURCE_ITEM_PROPERTIES
-    const char* path;
-    const char* name;
-    const char* resource_id;
-    const char* type;
     const yadisk_resource_embedded* _embedded;
 } yadisk_resource_info;
 
-yadisk_code yadisk_get_disk_resources(yadisk_api_client *client, const char *path);
+yadisk_code yadisk_get_disk_resources(yadisk_api_client* client, const char* path, yadisk_resource_info* resource);
+
+#endif // YADISK_GET_DISK_RESOURCES_H_INCLUDED

src/yadisk_shared.c

@@ -3,3 +3,13 @@
 //
 
 #include "yadisk_shared.h"
+
+int yadisk_init()
+{
+    return curl_global_init(CURL_GLOBAL_ALL);
+}
+
+void yadisk_cleanup()
+{
+    curl_global_cleanup();
+}

src/yadisk_shared.h

@@ -11,11 +11,15 @@
 
 typedef enum {
     YADISK_OK = 0,
-    YADISK_FAILED_PARSE_JSON = 1
+    YADISK_FAILED_PARSE_JSON = 1,
+    YADISK_FAILED_HTTP_REQUEST = 2
 } yadisk_code;
 
 typedef struct {
     char* token;
 } yadisk_api_client;
 
+int yadisk_init();
+void yadisk_cleanup();
+
 #endif //YADISK_YADISK_SHARED_H

tests/app.c

@@ -11,15 +11,33 @@ int main() {
     printf("Enter OAuth token: ");
     fgets(token, sizeof(token), stdin);
 
+    yadisk_init();
+
     yadisk_api_client* client = &(yadisk_api_client){
             .token = token
     };
 
     yadisk_disk_info yadisk_disk_info;
-
     yadisk_get_disk(client, &yadisk_disk_info);
 
-    printf("Total disk size: %lu", yadisk_disk_info.total_space);
+    printf("Total disk size: %lu\n", yadisk_disk_info.total_space);
+    printf("Trash size: %lu\n", yadisk_disk_info.trash_size);
+    printf("Used space: %lu\n", yadisk_disk_info.used_space);
+    printf("Registration time: %s\n", yadisk_disk_info.reg_time);
+    printf("Is paid: %s\n", yadisk_disk_info.is_paid ? "Yes" : "No");
+
+    printf("=================\n");
+
+    yadisk_resource_info resource;
+    yadisk_get_disk_resources(client, "/", &resource);
+    printf("Path: %s\n", resource.path);
+    printf("Name: %s\n", resource.name);
+    printf("Type: %s\n", resource.type);
+    printf("Created: %s\n", resource.created);
+    printf("Modified: %s\n", resource.modified);
+    printf("ResourceID: %s\n", resource.resource_id);
+
+    yadisk_cleanup();
 
     return 0;
-}
+}