Analogsignal*
parseJSON(char* responseGnode){
yajl_val node;
char errbuf[1024];
node = yajl_tree_parse((const char *) responseGnode, errbuf, sizeof(errbuf));
const char * path[] = { "selected", 0 };
yajl_val v = yajl_tree_get(node, path, yajl_t_array);
yajl_val node2 = YAJL_GET_ARRAY(v)->values[0];
const char * path2[] = { "permalink", 0 };
yajl_val v2 = yajl_tree_get(node2, path2, yajl_t_string);
// if (v2) printf("%s: %s\n", path2[0], YAJL_GET_STRING(v2));
yajl_val node3 = YAJL_GET_OBJECT(v2);
const char * path3[] = { "fields", 0 };
yajl_val v3 = yajl_tree_get(node2, path3, yajl_t_object);
const char * path4[] = { "description", 0 };
yajl_val v4 = yajl_tree_get(v3, path4, yajl_t_string);
Analogsignal *analog = (Analogsignal *)malloc(sizeof(Analogsignal));
strcpy (analog->permalink, YAJL_GET_STRING(v2));
strcpy (analog->description, YAJL_GET_STRING(v4));
yajl_tree_free(node);
return analog;
}
static rc_ReturnCode_t newSmsHdlr(uint32_t payloadsize, char* payload)
{
int regId;
rc_ReturnCode_t res = RC_OK;
cb_list_t *entry;
char *sender, *message, *jsonPayload;
yajl_val yval;
jsonPayload = malloc(payloadsize + 1);
memcpy(jsonPayload, payload, payloadsize);
jsonPayload[payloadsize] = '\0';
YAJL_TREE_PARSE(yval, jsonPayload);
if (yval->u.array.values[0]->type != yajl_t_string)
{
SWI_LOG("SMS", ERROR, "%s: sender is not an string, got type=%d\n", __FUNCTION__, yval->u.array.values[0]->type);
res = RC_BAD_PARAMETER;
goto quit;
}
sender = YAJL_GET_STRING(yval->u.array.values[0]);
if (yval->u.array.values[1]->type != yajl_t_string)
{
SWI_LOG("SMS", ERROR, "%s: message is not an string, got type=%d\n", __FUNCTION__, yval->u.array.values[1]->type);
res = RC_BAD_PARAMETER;
goto quit;
}
message = YAJL_GET_STRING(yval->u.array.values[1]);
if (yval->u.array.values[2]->type != yajl_t_number)
{
SWI_LOG("SMS", ERROR, "%s: regId is not an number, got type=%d\n", __FUNCTION__, yval->u.array.values[2]->type);
res = RC_BAD_PARAMETER;
goto quit;
}
regId = YAJL_GET_INTEGER(yval->u.array.values[2]);
pthread_mutex_lock(&handler_lock);
for (entry = cb_list; entry; entry = entry->next)
{
if (entry->regId == regId)
{
entry->cb(sender, message);
break;
}
}
pthread_mutex_unlock(&handler_lock);
quit:
free(jsonPayload);
emp_freemessage(payload);
yajl_tree_free(yval);
return res;
}
const webhdfs_fstat_t *webhdfs_dir_read (webhdfs_dir_t *dir) {
const char *path[] = {"pathSuffix", NULL};
const char *replication[] = {"replication", NULL};
const char *permission[] = {"permission", NULL};
const char *length[] = {"length", NULL};
const char *group[] = {"group", NULL};
const char *owner[] = {"owner", NULL};
const char *type[] = {"type", NULL};
const char *mtime[] = {"modificationTime", NULL};
const char *block[] = {"blockSize", NULL};
const char *atime[] = {"accessTime", NULL};
yajl_val node, v;
if (dir->current >= YAJL_GET_ARRAY(dir->statuses)->len)
return(NULL);
node = YAJL_GET_ARRAY(dir->statuses)->values[dir->current];
dir->current++;
if ((v = yajl_tree_get(node, atime, yajl_t_number)))
dir->stat.atime = YAJL_GET_INTEGER(v);
if ((v = yajl_tree_get(node, mtime, yajl_t_number)))
dir->stat.mtime = YAJL_GET_INTEGER(v);
if ((v = yajl_tree_get(node, length, yajl_t_number)))
dir->stat.length = YAJL_GET_INTEGER(v);
if ((v = yajl_tree_get(node, block, yajl_t_number)))
dir->stat.block = YAJL_GET_INTEGER(v);
if ((v = yajl_tree_get(node, replication, yajl_t_number)))
dir->stat.replication = YAJL_GET_INTEGER(v);
if ((v = yajl_tree_get(node, permission, yajl_t_string)))
dir->stat.permission = strtol(YAJL_GET_STRING(v), NULL, 8);
if ((v = yajl_tree_get(node, path, yajl_t_string)))
dir->stat.path = YAJL_GET_STRING(v);
if ((v = yajl_tree_get(node, group, yajl_t_string)))
dir->stat.group = YAJL_GET_STRING(v);
if ((v = yajl_tree_get(node, owner, yajl_t_string)))
dir->stat.owner = YAJL_GET_STRING(v);
if ((v = yajl_tree_get(node, type, yajl_t_string)))
dir->stat.type = YAJL_GET_STRING(v);
return(&(dir->stat));
}
void utils_decrypt_report(const char *report)
{
int decrypt_len;
char *dec;
memset(decrypted_report, 0, sizeof(decrypted_report));
yajl_val json_node = yajl_tree_parse(report, NULL, 0);
if (!json_node) {
strcpy(decrypted_report, "/* error: Failed to parse report. */");
return;
}
size_t i, r = json_node->u.object.len;
for (i = 0; i < r; i++) {
const char *ciphertext_path[] = { cmd_str(CMD_ciphertext), (const char *) 0 };
const char *echo_path[] = { "echo", (const char *) 0 };
const char *ciphertext = YAJL_GET_STRING(yajl_tree_get(json_node, ciphertext_path,
yajl_t_string));
const char *echo = YAJL_GET_STRING(yajl_tree_get(json_node, echo_path, yajl_t_string));
if (ciphertext) {
dec = aes_cbc_b64_decrypt((const unsigned char *)ciphertext, strlens(ciphertext),
&decrypt_len, PASSWORD_STAND);
if (!dec) {
strcpy(decrypted_report, "/* error: Failed to decrypt. */");
goto exit;
}
sprintf(decrypted_report, "/* ciphertext */ %.*s", decrypt_len, dec);
free(dec);
goto exit;
} else if (echo) {
dec = aes_cbc_b64_decrypt((const unsigned char *)echo, strlens(echo), &decrypt_len,
PASSWORD_VERIFY);
if (!dec) {
strcpy(decrypted_report, "/* error: Failed to decrypt echo. */");
goto exit;
}
sprintf(decrypted_report, "/* echo */ %.*s", decrypt_len, dec);
free(dec);
goto exit;
}
}
strcpy(decrypted_report, report);
exit:
yajl_tree_free(json_node);
return;
}
/* Get OVS DB map value by given map key
*
* FROM RFC7047:
*
* <pair>
* A 2-element JSON array that represents a pair within a database
* map. The first element is an <atom> that represents the key, and
* the second element is an <atom> that represents the value.
*
* <map>
* A 2-element JSON array that represents a database map value. The
* first element of the array must be the string "map", and the
* second element must be an array of zero or more <pair>s giving the
* values in the map. All of the <pair>s must have the same key and
* value types.
*
* EXAMPLE:
* [
* "map", [
* [ "key_a", <YAJL value>], [ "key_b", <YAJL value>], ...
* ]
* ]
*/
yajl_val ovs_utils_get_map_value(yajl_val jval, const char *key) {
size_t map_len = 0;
size_t array_len = 0;
yajl_val *map_values = NULL;
yajl_val *array_values = NULL;
const char *str_val = NULL;
/* check YAJL array */
if (!YAJL_IS_ARRAY(jval) || (key == NULL))
return NULL;
/* check a database map value (2-element, first one should be a string */
array_len = YAJL_GET_ARRAY(jval)->len;
array_values = YAJL_GET_ARRAY(jval)->values;
if ((array_len != 2) || (!YAJL_IS_STRING(array_values[0])) ||
(!YAJL_IS_ARRAY(array_values[1])))
return NULL;
/* check first element of the array */
str_val = YAJL_GET_STRING(array_values[0]);
if (str_val == NULL || strcmp("map", str_val) != 0)
return NULL;
/* try to find map value by map key */
if (YAJL_GET_ARRAY(array_values[1]) == NULL)
return NULL;
map_len = YAJL_GET_ARRAY(array_values[1])->len;
map_values = YAJL_GET_ARRAY(array_values[1])->values;
for (size_t i = 0; i < map_len; i++) {
/* check YAJL array */
if (!YAJL_IS_ARRAY(map_values[i]) || YAJL_GET_ARRAY(map_values[i]) == NULL)
break;
/* check a database pair value (2-element, first one represents a key
* and it should be a string in our case */
array_len = YAJL_GET_ARRAY(map_values[i])->len;
array_values = YAJL_GET_ARRAY(map_values[i])->values;
if ((array_len != 2) || (!YAJL_IS_STRING(array_values[0])))
break;
/* return map value if given key equals map key */
str_val = YAJL_GET_STRING(array_values[0]);
if (str_val != NULL && strcmp(key, str_val) == 0)
return array_values[1];
}
return NULL;
}
char *YAJLGetStr(yajl_val node, const char *name)
{
char *in = YAJL_GET_STRING(YAJLFindNode(node, name));
char *out;
CSTRDUP(out, in);
return out;
}
char *webhdfs_home_dir (webhdfs_t *fs) {
webhdfs_req_t req;
yajl_val node, v;
webhdfs_req_open(&req, fs, NULL);
webhdfs_req_set_args(&req, "op=GETHOMEDIRECTORY");
char *error = NULL;
webhdfs_req_exec(&req, WEBHDFS_REQ_GET, &error);
if (error) free(error);
node = webhdfs_req_json_response(&req);
webhdfs_req_close(&req);
if ((v = webhdfs_response_exception(node)) != NULL) {
yajl_tree_free(node);
return(NULL);
}
if ((v = webhdfs_response_path(node)) != NULL) {
char *path = strdup(YAJL_GET_STRING(v));
yajl_tree_free(node);
return(path);
}
yajl_tree_free(node);
return(NULL);
}
/*
* We only call this in case where it should be safe, but gcc doesn't know
* that so we use this to shut it up.
*/
char *
MY_YAJL_GET_STRING (yajl_val x)
{
char *y = YAJL_GET_STRING(x);
return y ? y : "bogus";
}
/* Add YAJL value into YAJL generator handle (JSON object)
*
* jgen - YAJL generator handle allocated by yajl_gen_alloc()
* jval - YAJL value usually returned by yajl_tree_get()
*/
static yajl_gen_status ovs_yajl_gen_val(yajl_gen jgen, yajl_val jval) {
size_t array_len = 0;
yajl_val *jvalues = NULL;
yajl_val jobj_value = NULL;
const char *obj_key = NULL;
size_t obj_len = 0;
yajl_gen_status yajl_gen_ret = yajl_gen_status_ok;
if (jval == NULL)
return yajl_gen_generation_complete;
if (YAJL_IS_STRING(jval))
OVS_YAJL_CALL(ovs_yajl_gen_tstring, jgen, YAJL_GET_STRING(jval));
else if (YAJL_IS_DOUBLE(jval))
OVS_YAJL_CALL(yajl_gen_double, jgen, YAJL_GET_DOUBLE(jval));
else if (YAJL_IS_INTEGER(jval))
OVS_YAJL_CALL(yajl_gen_double, jgen, YAJL_GET_INTEGER(jval));
else if (YAJL_IS_TRUE(jval))
OVS_YAJL_CALL(yajl_gen_bool, jgen, 1);
else if (YAJL_IS_FALSE(jval))
OVS_YAJL_CALL(yajl_gen_bool, jgen, 0);
else if (YAJL_IS_NULL(jval))
OVS_YAJL_CALL(yajl_gen_null, jgen);
else if (YAJL_IS_ARRAY(jval)) {
/* create new array and add all elements into the array */
array_len = YAJL_GET_ARRAY(jval)->len;
jvalues = YAJL_GET_ARRAY(jval)->values;
OVS_YAJL_CALL(yajl_gen_array_open, jgen);
for (size_t i = 0; i < array_len; i++)
OVS_YAJL_CALL(ovs_yajl_gen_val, jgen, jvalues[i]);
OVS_YAJL_CALL(yajl_gen_array_close, jgen);
} else if (YAJL_IS_OBJECT(jval)) {
/* create new object and add all elements into the object */
OVS_YAJL_CALL(yajl_gen_map_open, jgen);
obj_len = YAJL_GET_OBJECT(jval)->len;
for (size_t i = 0; i < obj_len; i++) {
obj_key = YAJL_GET_OBJECT(jval)->keys[i];
jobj_value = YAJL_GET_OBJECT(jval)->values[i];
OVS_YAJL_CALL(ovs_yajl_gen_tstring, jgen, obj_key);
OVS_YAJL_CALL(ovs_yajl_gen_val, jgen, jobj_value);
}
OVS_YAJL_CALL(yajl_gen_map_close, jgen);
} else {
OVS_ERROR("%s() unsupported value type %d (skip)", __FUNCTION__,
(int)(jval)->type);
goto yajl_gen_failure;
}
return yajl_gen_status_ok;
yajl_gen_failure:
OVS_ERROR("%s() error to generate value", __FUNCTION__);
return yajl_gen_ret;
}
/* Handle JSON data (one request) and call
* appropriate event OVS DB handler. Currently,
* update callback 'ovs_db_table_update_cb' and
* result callback 'ovs_db_result_cb' is supported.
*/
static int ovs_db_json_data_process(ovs_db_t *pdb, const char *data,
size_t len) {
const char *method = NULL;
char yajl_errbuf[OVS_YAJL_ERROR_BUFFER_SIZE];
const char *method_path[] = {"method", NULL};
const char *result_path[] = {"result", NULL};
char *sjson = NULL;
yajl_val jnode, jval;
/* duplicate the data to make null-terminated string
* required for yajl_tree_parse() */
if ((sjson = calloc(1, len + 1)) == NULL)
return -1;
sstrncpy(sjson, data, len + 1);
OVS_DEBUG("[len=%" PRIsz "] %s", len, sjson);
/* parse json data */
jnode = yajl_tree_parse(sjson, yajl_errbuf, sizeof(yajl_errbuf));
if (jnode == NULL) {
OVS_ERROR("yajl_tree_parse() %s", yajl_errbuf);
sfree(sjson);
return -1;
}
/* get method name */
if ((jval = yajl_tree_get(jnode, method_path, yajl_t_string)) != NULL) {
if ((method = YAJL_GET_STRING(jval)) == NULL) {
yajl_tree_free(jnode);
sfree(sjson);
return -1;
}
if (strcmp("echo", method) == 0) {
/* echo request from the server */
if (ovs_db_table_echo_cb(pdb, jnode) < 0)
OVS_ERROR("handle echo request failed");
} else if (strcmp("update", method) == 0) {
/* update notification */
if (ovs_db_table_update_cb(pdb, jnode) < 0)
OVS_ERROR("handle update notification failed");
}
} else if ((jval = yajl_tree_get(jnode, result_path, yajl_t_any)) != NULL) {
/* result notification */
if (ovs_db_result_cb(pdb, jnode) < 0)
OVS_ERROR("handle result reply failed");
} else
OVS_ERROR("connot find method or result failed");
/* release memory */
yajl_tree_free(jnode);
sfree(sjson);
return 0;
}
void bson_from_json_type(bson *b, yajl_val value, const char* key)
{
if( YAJL_IS_STRING( value ) )
{
char* string = YAJL_GET_STRING( value );
bson_append_string( b, key, string );
}
else if( YAJL_IS_NUMBER( value ) )
{
char* string = value->u.number.r;
size_t len = strlen( string );
// Hack to detect a double, since 'flags' is always set to double.
if( memchr( string, '.', len ) ||
memchr( string, 'e', len ) ||
memchr( string, 'E', len ) )
{
double number = YAJL_GET_DOUBLE( value );
bson_append_double( b, key, number );
}
else
{
uint64_t number = YAJL_GET_INTEGER( value );
if( number <= INT_MIN && number <= INT_MAX)
bson_append_int( b, key, (int)number );
else
bson_append_long( b, key, number);
}
}
else if ( YAJL_IS_FALSE( value ) )
{
bson_append_bool( b, key, 0 );
}
else if ( YAJL_IS_TRUE( value ) )
{
bson_append_bool( b, key, 1 );
}
else if ( YAJL_IS_ARRAY( value ) )
{
bson_append_start_array( b, key );
bson_from_json_array( b, value );
bson_append_finish_array( b );
}
else if ( YAJL_IS_OBJECT( value ) )
{
bson_append_start_object( b, key );
bson_from_json_object( b, value );
bson_append_finish_object( b );
}
}
SEXP ParseValue(yajl_val node, int bigint){
if(YAJL_IS_NULL(node)){
return R_NilValue;
}
if(YAJL_IS_STRING(node)){
SEXP tmp = PROTECT(allocVector(STRSXP, 1));
SET_STRING_ELT(tmp, 0, mkCharCE(YAJL_GET_STRING(node), CE_UTF8));
UNPROTECT(1);
return tmp;
}
if(YAJL_IS_INTEGER(node)){
long long int val = YAJL_GET_INTEGER(node);
/* 2^53 is highest int stored as double without loss */
if(bigint && (val > 9007199254740992 || val < -9007199254740992)){
char buf[32];
#ifdef _WIN32
snprintf(buf, 32, "%I64d", val);
#else
snprintf(buf, 32, "%lld", val);
#endif
return mkString(buf);
/* see .Machine$integer.max in R */
} else if(val > 2147483647 || val < -2147483647){
return ScalarReal(val);
} else {
return ScalarInteger(val);
}
}
if(YAJL_IS_DOUBLE(node)){
return(ScalarReal(YAJL_GET_DOUBLE(node)));
}
if(YAJL_IS_NUMBER(node)){
/* A number that is not int or double (very rare) */
/* This seems to correctly round to Inf/0/-Inf */
return(ScalarReal(YAJL_GET_DOUBLE(node)));
}
if(YAJL_IS_TRUE(node)){
return(ScalarLogical(1));
}
if(YAJL_IS_FALSE(node)){
return(ScalarLogical(0));
}
if(YAJL_IS_OBJECT(node)){
return(ParseObject(node, bigint));
}
if(YAJL_IS_ARRAY(node)){
return(ParseArray(node, bigint));
}
error("Invalid YAJL node type.");
}
/* Get OVS DB registered callback by YAJL val. The YAJL
* value should be YAJL string (UID). Returns NULL if
* callback hasn't been found. See also ovs_db_callback_get()
* description for addition info.
*/
static ovs_callback_t *ovs_db_table_callback_get(ovs_db_t *pdb, yajl_val jid) {
char *endptr = NULL;
const char *suid = NULL;
uint64_t uid;
if (jid && YAJL_IS_STRING(jid)) {
suid = YAJL_GET_STRING(jid);
uid = (uint64_t)strtoul(suid, &endptr, 16);
if (*endptr == '\0' && uid)
return ovs_db_callback_get(pdb, uid);
}
return NULL;
}
bool
JSONParser::find(const std::string& key, std::string& value)
{
VALIDATE_STATE();
bool result = false;
if (mState->mTree) {
const char* path[2] = { key.c_str(), NULL };
yajl_val str = yajl_tree_get(mState->mTree, path, yajl_t_string);
if (str) {
result = true;
value = YAJL_GET_STRING(str);
}
}
return result;
}
int
main(void)
{
size_t rd;
yajl_val node;
char errbuf[1024];
/* null plug buffers */
fileData[0] = errbuf[0] = 0;
/* read the entire config file */
rd = fread((void*)fileData, 1, sizeof(fileData) - 1, stdin);
/* file read error handling */
if (rd == 0 && !feof(stdin)) {
fprintf(stderr, "error encountered on file read\n");
return 1;
} else if (rd >= sizeof(fileData) - 1) {
fprintf(stderr, "config file too big\n");
return 1;
}
/* we have the whole config file in memory. let's parse it ... */
node = yajl_tree_parse((const char*)fileData, errbuf, sizeof(errbuf));
/* parse error handling */
if (node == NULL) {
fprintf(stderr, "parse_error: ");
if (strlen(errbuf)) fprintf(stderr, " %s", errbuf);
else fprintf(stderr, "unknown error");
fprintf(stderr, "\n");
return 1;
}
/* ... and extract a nested value from the config file */
{
const char * path[] = { "Logging", "timeFormat", (const char*)0 };
yajl_val v = yajl_tree_get(node, path, yajl_t_string);
if (v) printf("%s/%s: %s\n", path[0], path[1], YAJL_GET_STRING(v));
else printf("no such node: %s/%s\n", path[0], path[1]);
}
yajl_tree_free(node);
return 0;
}
static char *
parse_json_get_object_string (const char *json, const char *key, int flags,
const char *func, const char *cmd)
{
char *str, *ret;
yajl_val tree = NULL, node;
size_t i, len;
tree = parse_json (json, func);
if (tree == NULL)
return NULL;
if (! YAJL_IS_OBJECT (tree))
goto bad_type;
len = YAJL_GET_OBJECT (tree)->len;
for (i = 0; i < len; ++i) {
if (STREQ (YAJL_GET_OBJECT (tree)->keys[i], key)) {
node = YAJL_GET_OBJECT (tree)->values[i];
if ((flags & GET_STRING_NULL_TO_EMPTY) && YAJL_IS_NULL (node))
ret = strdup ("");
else {
str = YAJL_GET_STRING (node);
if (str == NULL)
goto bad_type;
ret = strdup (str);
}
if (ret == NULL)
reply_with_perror ("strdup");
yajl_tree_free (tree);
return ret;
}
}
bad_type:
reply_with_error ("output of '%s' was not a JSON object "
"containing a key '%s' of type string", cmd, key);
yajl_tree_free (tree);
return NULL;
}
static int
write_string_array_params(struct jsonrpc_request *req, void *ctx)
{
int status = 0;
if (!YAJL_GEN_KO(status = yajl_gen_array_open(req->gen))) {
for (size_t i = 0; i < req->params->u.array.len; i++) {
yajl_val yajl_str = req->params->u.array.values[i];
char *str = YAJL_GET_STRING(yajl_str);
if (YAJL_GEN_KO(status = yajl_gen_string(req->gen,
(unsigned char *)str, strlen(str))))
break;
}
if (status == 0)
status = yajl_gen_array_close(req->gen);
}
return status;
}
void message_bus_write_json(yajl_gen g, void *context) {
state *state = context;
yajl_val output_values = state_get_json(state, STATE_OUTPUT_VALUES);
assert(YAJL_IS_ARRAY(output_values));
yajl_gen_map_open(g);
int len = YAJL_GET_ARRAY(output_values)->len;
for (int i = 0; i < len; i++) {
char *k = YAJL_GET_STRING(YAJL_GET_ARRAY(output_values)->values[i]);
state_value_type type = state_get_value_type(state, k);
yajl_gen_string(g, (unsigned char *)k, strlen(k));
float float_value;
int int_value;
yajl_val json_value;
switch (type) {
case state_value_type_float:
float_value = state_get_float(state, k);
yajl_gen_double(g, (double)float_value);
break;
case state_value_type_int:
int_value = state_get_int(state, k);
yajl_gen_integer(g, int_value);
break;
case state_value_type_json:
json_value = state_get_json(state, k);
json_write_value(g, json_value);
break;
default:
assert(0);
break;
}
}
yajl_gen_map_close(g);
}
struct github *fetch_github_commits(yajl_val *root, const char *repo, int *commit_count) {
CURL *curl;
CURLcode code;
yajl_val val;
struct github *commits = NULL;
struct mem_buffer mem = {NULL, 0};
char API_URL[URLLEN], errbuf[1024];
// Use per_page field to limit json reply to the amount of commits specified
snprintf(API_URL, URLLEN, "https://api.github.com/repos/%s/commits?per_page=%d", repo, *commit_count);
*commit_count = 0;
curl = curl_easy_init();
if (!curl)
goto cleanup;
#ifdef TEST
curl_easy_setopt(curl, CURLOPT_URL, getenv("IRCBOT_TESTFILE"));
#else
curl_easy_setopt(curl, CURLOPT_URL, API_URL);
#endif
curl_easy_setopt(curl, CURLOPT_FOLLOWLOCATION, 1L);
curl_easy_setopt(curl, CURLOPT_USERAGENT, "irc-bot"); // Github requires a user-agent
curl_easy_setopt(curl, CURLOPT_TIMEOUT, 8L);
curl_easy_setopt(curl, CURLOPT_NOSIGNAL, 1L);
curl_easy_setopt(curl, CURLOPT_WRITEFUNCTION, curl_write_memory);
curl_easy_setopt(curl, CURLOPT_WRITEDATA, &mem);
code = curl_easy_perform(curl);
if (code != CURLE_OK) {
fprintf(stderr, "Error: %s\n", curl_easy_strerror(code));
goto cleanup;
}
if (!mem.buffer) {
fprintf(stderr, "Error: Body was empty");
goto cleanup;
}
*root = yajl_tree_parse(mem.buffer, errbuf, sizeof(errbuf));
if (!*root) {
fprintf(stderr, "%s\n", errbuf);
goto cleanup;
}
if (YAJL_IS_ARRAY(*root)) {
*commit_count = YAJL_GET_ARRAY(*root)->len;
commits = malloc_w(*commit_count * sizeof(*commits));
}
// Find the field we are interested in the json reply, save a reference to it & null terminate
for (int i = 0; i < *commit_count; i++) {
val = yajl_tree_get(YAJL_GET_ARRAY(*root)->values[i], CFG("sha"), yajl_t_string);
if (!val) break;
commits[i].sha = YAJL_GET_STRING(val);
val = yajl_tree_get(YAJL_GET_ARRAY(*root)->values[i], CFG("commit", "author", "name"), yajl_t_string);
if (!val) break;
commits[i].name = YAJL_GET_STRING(val);
val = yajl_tree_get(YAJL_GET_ARRAY(*root)->values[i], CFG("commit", "message"), yajl_t_string);
if (!val) break;
commits[i].msg = YAJL_GET_STRING(val);
null_terminate(commits[i].msg, '\n'); // Cut commit message at newline character if present
val = yajl_tree_get(YAJL_GET_ARRAY(*root)->values[i], CFG("html_url"), yajl_t_string);
if (!val) break;
commits[i].url = YAJL_GET_STRING(val);
}
cleanup:
free(mem.buffer);
curl_easy_cleanup(curl);
return commits;
}
webhdfs_fstat_t *webhdfs_stat (webhdfs_t *fs,
const char *path,
char **error) {
const char *pathSuffix[] = {"pathSuffix", NULL};
const char *replication[] = {"replication", NULL};
const char *permission[] = {"permission", NULL};
const char *length[] = {"length", NULL};
const char *group[] = {"group", NULL};
const char *owner[] = {"owner", NULL};
const char *type[] = {"type", NULL};
const char *mtime[] = {"modificationTime", NULL};
const char *block[] = {"blockSize", NULL};
const char *atime[] = {"accessTime", NULL};
yajl_val root, node, v;
webhdfs_fstat_t *stat;
webhdfs_req_t req;
webhdfs_req_open(&req, fs, path);
webhdfs_req_set_args(&req, "op=GETFILESTATUS");
char *error2 = NULL;
int ret = -1;
if ((ret = webhdfs_req_exec(&req, WEBHDFS_REQ_GET, &error2)) != 0) {
*error = __strdup(error2);
free(error2);
webhdfs_req_close(&req);
return(NULL);
}
root = webhdfs_req_json_response(&req);
webhdfs_req_close(&req);
if ((v = webhdfs_response_exception(root)) != NULL) {
// const char *exceptionNode[] = {"exception", NULL};
// yajl_val exception = yajl_tree_get(v, exceptionNode , yajl_t_string);
// YAJL_GET_STRING(exception);
const char *messageNode[] = {"message", NULL};
yajl_val message = yajl_tree_get(v, messageNode, yajl_t_string);
*error = __strdup(YAJL_GET_STRING(message));
yajl_tree_free(root);
return(NULL);
}
if ((node = webhdfs_response_file_status(root)) == NULL) {
yajl_tree_free(root);
return(NULL);
}
if ((stat = (webhdfs_fstat_t *) malloc(sizeof(webhdfs_fstat_t))) == NULL) {
yajl_tree_free(root);
return(NULL);
}
memset(stat, 0, sizeof(webhdfs_fstat_t));
if ((v = yajl_tree_get(node, atime, yajl_t_number)))
stat->atime = YAJL_GET_INTEGER(v);
if ((v = yajl_tree_get(node, mtime, yajl_t_number)))
stat->mtime = YAJL_GET_INTEGER(v);
if ((v = yajl_tree_get(node, length, yajl_t_number)))
stat->length = YAJL_GET_INTEGER(v);
if ((v = yajl_tree_get(node, block, yajl_t_number)))
stat->block = YAJL_GET_INTEGER(v);
if ((v = yajl_tree_get(node, replication, yajl_t_number)))
stat->replication = YAJL_GET_INTEGER(v);
if ((v = yajl_tree_get(node, permission, yajl_t_string)))
stat->permission = strtol(YAJL_GET_STRING(v), NULL, 8);
if ((v = yajl_tree_get(node, pathSuffix, yajl_t_string)))
stat->path = __strdup(YAJL_GET_STRING(v));
if ((v = yajl_tree_get(node, group, yajl_t_string)))
stat->group = __strdup(YAJL_GET_STRING(v));
if ((v = yajl_tree_get(node, owner, yajl_t_string)))
stat->owner = __strdup(YAJL_GET_STRING(v));
if ((v = yajl_tree_get(node, type, yajl_t_string)))
stat->type = __strdup(YAJL_GET_STRING(v));
yajl_tree_free(root);
return(stat);
}
int maina(void)
{
size_t rd;
yajl_val node;
char errbuf[1024];
/* null plug buffers */
fileData[0] = errbuf[0] = 0;
/* read the entire config file */
rd = fread((void *) fileData, 1, sizeof(fileData) - 1, stdin);
/* file read error handling */
if (rd == 0 && !feof(stdin)) {
fprintf(stderr, "error encountered on file read\n");
return 1;
} else if (rd >= sizeof(fileData) - 1) {
fprintf(stderr, "config file too big\n");
return 1;
}
/* we have the whole config file in memory. let's parse it ... */
node = yajl_tree_parse((const char *) fileData, errbuf, sizeof(errbuf));
/* parse error handling */
if (node == NULL) {
fprintf(stderr, "parse_error: ");
if (strlen(errbuf)) fprintf(stderr, " %s", errbuf);
else fprintf(stderr, "unknown error");
fprintf(stderr, "\n");
return 1;
}
/* ... and extract a nested value from the config file */
{
const char * path[] = { "wallet", (const char *) 0 };
yajl_val v = yajl_tree_get(node, path, yajl_t_array);
if(v) {
yajl_val *objs = v->u.array.values;
int i = 0;
for(i; i < v->u.array.len; i++)
{
if(objs[i]) { /*A complete JSON object*/
char **keys = objs[i]->u.object.keys; /*keys for JSON obj*/
yajl_val *vals = objs[i]->u.object.values; /*values for JSON obj*/
int j=0;
for (j; j< objs[i]->u.object.len; j++) {
printf("Object key : %s\n", keys[j]);
if(YAJL_IS_INTEGER(vals[j])) {
printf("Object value : %lli\n", YAJL_GET_INTEGER(vals[j]));
}else if(YAJL_IS_DOUBLE(vals[j])) {
printf("Object value : %lf\n", YAJL_GET_DOUBLE(vals[j]));
}
else {
printf("Object value : %s\n", YAJL_GET_STRING(vals[j]));
}
}
}
}
}
}
yajl_tree_free(node);
return 0;
}
