ERL_NIF_TERM open_calendar(ErlNifEnv* env, int argc,
const ERL_NIF_TERM argv[])
{
ERL_NIF_TERM out;
ErlNifBinary tz;
cloner* res;
UCalendar* cal;
UCalendarType type = UCAL_DEFAULT;
UErrorCode status = U_ZERO_ERROR;
char type_atom[ATOM_LEN], locale[LOCALE_LEN];
tz.size = 0;
tz.data = 0;
switch (argc) {
case 3:
if (!enif_get_atom(env, argv[2], (char*) type_atom, ATOM_LEN,
ERL_NIF_LATIN1))
return enif_make_badarg(env);
type = parserCalendarType((const char *) type_atom);
case 2:
if (!enif_inspect_binary(env, argv[1], &tz))
return enif_make_badarg(env);
case 1:
if (!enif_get_atom(env, argv[0], (char*) locale,
LOCALE_LEN, ERL_NIF_LATIN1))
return enif_make_badarg(env);
break;
default:
return enif_make_badarg(env);
}
/* get a calendar type */
cal = ucal_open(
(const UChar *) tz.data,
(int32_t) tz.size,
(const char *) locale,
type,
&status);
CHECK(env, status);
res = (cloner*) enif_alloc_resource(calendar_type, sizeof(cloner));
if (calendar_open(cal, res)) {
enif_release_resource(res);
return enif_make_badarg(env);
}
out = enif_make_resource(env, res);
enif_release_resource(res);
/* resource now only owned by "Erlang" */
return out;
}
static int
bind_cell(ErlNifEnv *env, const ERL_NIF_TERM cell, sqlite3_stmt *stmt, unsigned int i)
{
int the_int;
ErlNifSInt64 the_long_int;
double the_double;
char the_atom[MAX_ATOM_LENGTH+1];
ErlNifBinary the_blob;
int arity;
const ERL_NIF_TERM* tuple;
if(enif_get_int(env, cell, &the_int))
return sqlite3_bind_int(stmt, i, the_int);
if(enif_get_int64(env, cell, &the_long_int))
return sqlite3_bind_int64(stmt, i, the_long_int);
if(enif_get_double(env, cell, &the_double))
return sqlite3_bind_double(stmt, i, the_double);
if(enif_get_atom(env, cell, the_atom, sizeof(the_atom), ERL_NIF_LATIN1)) {
if(strcmp("undefined", the_atom) == 0) {
return sqlite3_bind_null(stmt, i);
}
return sqlite3_bind_text(stmt, i, the_atom, strlen(the_atom), SQLITE_TRANSIENT);
}
/* Bind as text assume it is utf-8 encoded text */
if(enif_inspect_iolist_as_binary(env, cell, &the_blob))
return sqlite3_bind_text(stmt, i, (char *) the_blob.data, the_blob.size, SQLITE_TRANSIENT);
/* Check for blob tuple */
if(enif_get_tuple(env, cell, &arity, &tuple)) {
if(arity != 2)
return -1;
/* length 2! */
if(enif_get_atom(env, tuple[0], the_atom, sizeof(the_atom), ERL_NIF_LATIN1)) {
/* its a blob... */
if(0 == strncmp("blob", the_atom, strlen("blob"))) {
/* with a iolist as argument */
if(enif_inspect_iolist_as_binary(env, tuple[1], &the_blob)) {
/* kaboom... get the blob */
return sqlite3_bind_blob(stmt, i, the_blob.data, the_blob.size, SQLITE_TRANSIENT);
}
}
}
}
return -1;
}
static int do_iterator_options(ErlNifEnv* env, UCollator* col,
const ERL_NIF_TERM in, unsigned int& i) {
ERL_NIF_TERM out, list;
ERL_NIF_TERM* tuple;
unsigned int count;
UErrorCode status = U_ZERO_ERROR;
int32_t len;
char value[ATOM_LEN], key[ATOM_LEN];
int parsed_value, parsed_key;
i = 0;
if (!enif_get_list_length(env, in, &count))
return 0;
list = in;
while (enif_get_list_cell(env, list, &out, &list)) {
if (enif_get_tuple(env, out, &len, (const ERL_NIF_TERM**) &tuple)
&& (len == 2)) {
/* Set an attribute start */
if (!(enif_get_atom(env, tuple[0], (char*) key,
ATOM_LEN, ERL_NIF_LATIN1)
&& enif_get_atom(env, tuple[1], (char*) value,
ATOM_LEN, ERL_NIF_LATIN1)))
return 0;
parsed_key = parseAttrKey(key);
parsed_value = parseAttrValue(value);
if ((parsed_value == -1) || (parsed_key == -1))
return 0;
ucol_setAttribute(col,
(UColAttribute) parsed_key,
(UColAttributeValue) parsed_value,
&status);
if (U_FAILURE(status))
return 0;
/* Set an attribute end */
} else
return 0;
}
return 1;
}
static ERL_NIF_TERM format_error(ErlNifEnv* env, int argc,
const ERL_NIF_TERM argv[])
{
unsigned len;
int res;
if (!enif_get_atom_length(env, argv[0], &len, ERL_NIF_LATIN1))
return enif_make_badarg(env);
char *atom = malloc(len+1);
if (!enif_get_atom(env, argv[0], atom, len+1, ERL_NIF_LATIN1)) {
free(atom);
return enif_make_badarg(env);
}
if (!strcmp("done", atom)) res = RS_DONE;
else if (!strcmp("blocked", atom)) res = RS_BLOCKED;
else if (!strcmp("running", atom)) res = RS_RUNNING;
else if (!strcmp("test_skipped", atom)) res = RS_TEST_SKIPPED;
else if (!strcmp("io_error", atom)) res = RS_IO_ERROR;
else if (!strcmp("syntax_error", atom)) res = RS_SYNTAX_ERROR;
else if (!strcmp("mem_error", atom)) res = RS_MEM_ERROR;
else if (!strcmp("input_ended", atom)) res = RS_INPUT_ENDED;
else if (!strcmp("bad_magic", atom)) res = RS_BAD_MAGIC;
else if (!strcmp("unimplemented", atom)) res = RS_UNIMPLEMENTED;
else if (!strcmp("corrupt", atom)) res = RS_CORRUPT;
else if (!strcmp("internal_error", atom)) res = RS_INTERNAL_ERROR;
else if (!strcmp("param_error", atom)) res = RS_PARAM_ERROR;
else res = -1;
free(atom);
return enif_make_string(env, rs_strerror(res), ERL_NIF_LATIN1);
}
static ERL_NIF_TERM
ex_slp_open(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[]) {
char *lang;
char *ret_code;
int isasync;
unsigned int term_len;
SLPHandle *hslp;
SLPEXP SLPError SLPAPI error;
if (enif_get_atom_length(env, argv[0], &term_len, ERL_NIF_LATIN1) < 0) {
return enif_make_badarg(env);
}
if (enif_get_atom(env, argv[0], lang, term_len, ERL_NIF_LATIN1) < 0) {
return enif_make_badarg(env);
}
if ( ! enif_get_int(env, argv[1], &isasync)) return enif_make_badarg(env);
hslp = enif_alloc_resource(NIF_SLP_HANDLE, sizeof(SLPHandle));
if (hslp == NULL) return enif_make_badarg(env);
//error = SLPOpen(lang, isasync > 0 ? SLP_TRUE : SLP_FALSE, hslp);
error = SLPOpen(lang, isasync > 0 ? SLP_TRUE : SLP_FALSE, hslp);
ERL_NIF_TERM term = enif_make_resource(env, hslp);
enif_release_resource(hslp);
return enif_make_tuple2(env, enif_make_int(env, error), term);
}
/* Get a collator */
ERL_NIF_TERM get_collator(ErlNifEnv* env, int argc,
const ERL_NIF_TERM argv[])
{
ERL_NIF_TERM out;
char locale[LOCALE_LEN];
UErrorCode status = U_ZERO_ERROR;
UCollator* col;
cloner* res;
unsigned int index;
if ((argc != 2) && (argc != 1))
return enif_make_badarg(env);
if (!enif_get_atom(env, argv[0], (char*) locale,
LOCALE_LEN, ERL_NIF_LATIN1)) {
return enif_make_badarg(env);
}
col = ucol_open((char *) locale, &status);
CHECK(env, status);
res = (cloner*) enif_alloc_resource(collator_type, sizeof(cloner));
if (collator_open(col, res)) {
enif_release_resource(res);
return enif_make_badarg(env);
}
CHECK_DEST(env, status,
enif_release_resource(res);
);
static ERL_NIF_TERM nif_get_json(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[]) {
gchar *path = get_char_argument(env, &argv[0]);
if (!path)
return enif_make_badarg(env);
gchar include_content_atom[10];
guint content_option = 0;
if (argc == 2 && enif_get_atom(env, argv[1], include_content_atom, sizeof(include_content_atom), ERL_NIF_LATIN1)) {
if (!g_ascii_strcasecmp(include_content_atom, "true"))
content_option = 1;
else if (!g_ascii_strcasecmp(include_content_atom, "raw"))
content_option = 2;
}
GString *json_str = gmimex_get_json(path, content_option);
g_free(path);
if (!json_str)
return enif_make_badarg(env);
ErlNifBinary result_binary = {0};
enif_alloc_binary(json_str->len, &result_binary);
(void)memcpy(result_binary.data, json_str->str, json_str->len);
g_string_free(json_str, TRUE);
return enif_make_binary(env, &result_binary);
}
ERL_NIF_TERM locale_language_tag(ErlNifEnv* env, int argc,
const ERL_NIF_TERM argv[])
{
UErrorCode status = U_ZERO_ERROR;
int32_t /*value_len,*/ key_len;
char value[LOCALE_LEN], key[LOCALE_LEN];
if (argc != 1)
return enif_make_badarg(env);
key_len = enif_get_atom(env, argv[0], (char*) key,
LOCALE_LEN, ERL_NIF_LATIN1);
if (!key_len) {
return enif_make_badarg(env);
}
/*value_len =*/ uloc_toLanguageTag((const char*) key, /* Locale Id */
(char *) value, /* Name */
(int32_t) LOCALE_LEN,
FALSE,
&status);
CHECK(env, status);
return enif_make_atom(env, value);
}
static ERL_NIF_TERM do_date_get_field(ErlNifEnv* env, UCalendar* cal,
const ERL_NIF_TERM field_atom, UErrorCode& status)
{
char value[ATOM_LEN];
int parsed_value, amount;
UCalendarDateFields field;
if (!enif_get_atom(env, field_atom, (char*) value, ATOM_LEN,
ERL_NIF_LATIN1)) {
status = U_ILLEGAL_ARGUMENT_ERROR;
return 0;
}
parsed_value = parseCalendarDateField(value);
if (parsed_value == -1) {
status = U_ILLEGAL_ARGUMENT_ERROR;
return 0;
}
field = (UCalendarDateFields) parsed_value;
amount = (int) ucal_get(cal, field, &status);
if (U_FAILURE(status))
return 0;
if (field == UCAL_MONTH)
amount++; /* month from 0 */
return enif_make_int(env, amount);
}
ERL_NIF_TERM case_compare(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[])
{
ErlNifBinary in, in2;
char locale[LOCALE_LEN];
UErrorCode status = U_ZERO_ERROR;
uint32_t options = U_COMPARE_IGNORE_CASE;
int32_t res;
if (argc != 3)
return enif_make_badarg(env);
if (!(enif_get_atom(env, argv[0], locale, LOCALE_LEN, ERL_NIF_LATIN1)
&& enif_inspect_binary(env, argv[1], &in)
&& enif_inspect_binary(env, argv[2], &in2))) {
return enif_make_badarg(env);
}
/* Is the locale tr? */
if ((locale[0] == 't') && (locale[1] == 'r'))
options |= U_FOLD_CASE_EXCLUDE_SPECIAL_I;
/*res = u_strCaseCompare(*/
res = unorm_compare(
(const UChar *) in.data,
TO_ULEN(in.size),
(const UChar *) in2.data,
TO_ULEN(in2.size),
options,
&status);
CHECK(env, status);
return compare_result_to_atom(env, res);
}
jsval
to_js_special(ErlNifEnv* env, JSContext* cx, ERL_NIF_TERM term)
{
JSString* str = NULL;
char atom[512]; // Pretty sure there's a 256 byte limit
if(!enif_get_atom(env, term, atom, 512, ERL_NIF_LATIN1))
{
return JSVAL_VOID;
}
else if(strcmp(atom, "true") == 0)
{
return JSVAL_TRUE;
}
else if(strcmp(atom, "false") == 0)
{
return JSVAL_FALSE;
}
else if(strcmp(atom, "null") == 0)
{
return JSVAL_NULL;
}
else
{
str = JS_NewStringCopyZ(cx, atom);
if(str == NULL) return JSVAL_VOID;
return STRING_TO_JSVAL(str);
}
}
static inline int
match_atom(ErlNifEnv* env, ERL_NIF_TERM term, State *st){
if(!enif_is_atom(env, term)){
return 0;
}
if(enif_is_identical(term, st->priv->am_true)){
b_puts(4, "true", st);
return 1;
}else if(enif_is_identical(term, st->priv->am_false)){
b_puts(5, "false", st);
return 1;
}else if(enif_is_identical(term, st->priv->am_null)){
b_puts(4, "null", st);
return 1;
}
unsigned len, reserve;
b_reserve(256 + 2, st);
unsigned char *p = st->cur;
if((len = enif_get_atom(env, term, (char*)p + 1, 256U, ERL_NIF_LATIN1))){
*p = '"';
if(!check_str_for_json((unsigned char*)p + 1, len-1, &reserve)){
return 0;
}
if(reserve > 0){
b_reserve(len + reserve + 2, st);
extend_str_to_jstr((unsigned char*)p + 1, len-1, reserve);
}
st->cur += (len + reserve);
b_putc('"', st);
return 1;
}
return 0;
}
int
notify_hints_type(ErlNifEnv *env, NotifyNotification *notify, int arity, ERL_NIF_TERM key, ERL_NIF_TERM value)
{
char a_key[256] = {0};
union {
ErlNifBinary b;
int i;
double d;
} val;
const ERL_NIF_TERM *byte = NULL;
char a_byte[256] = {0};
int len = 0;
if (!enif_get_atom(env, key, a_key, sizeof(a_key), ERL_NIF_LATIN1))
return -1;
if (enif_get_int(env, value, &val.i))
notify_notification_set_hint_int32(notify, a_key, val.i);
else if (enif_get_double(env, value, &val.d))
notify_notification_set_hint_double(notify, a_key, val.d);
else if (enif_get_tuple(env, value, &len, &byte)) {
if (len != 2 ||
!enif_get_atom(env, byte[0], a_byte, sizeof(a_byte), ERL_NIF_LATIN1) ||
(strcmp(a_byte, "byte") != 0) ||
!enif_get_int(env, byte[1], &val.i))
return -1;
notify_notification_set_hint_byte(notify, a_key, (u_int8_t)val.i);
}
else if (arity == 0 || enif_inspect_iolist_as_binary(env, value, &val.b)) {
gchar *tmpstr = NULL;
if (arity > 0)
tmpstr = stralloc(&val.b);
notify_notification_set_hint_string(notify, a_key,
(arity > 0 ? "" : tmpstr));
strfree(tmpstr);
}
else
return -1;
return 0;
}
inline static ERL_NIF_TERM do_offset(ErlNifEnv* env,
UCalendar* cal,
date_fun_ptr fun,
const ERL_NIF_TERM in)
{
UCalendarDateFields field;
UErrorCode status = U_ZERO_ERROR;
ERL_NIF_TERM head, tail;
ERL_NIF_TERM* tuple;
unsigned int count, i;
int32_t len, offset;
char value[ATOM_LEN];
int parsed_value;
i = 0;
if (!enif_get_list_length(env, in, &count))
return enif_make_badarg(env);
tail = in;
while (enif_get_list_cell(env, tail, &head, &tail)) {
if (enif_get_tuple(env, head, &len, (const ERL_NIF_TERM**) &tuple)
&& (len == 2)) {
/* Set an attribute start */
if (!(enif_get_atom(env, tuple[0], (char*) value,
ATOM_LEN, ERL_NIF_LATIN1)
&& enif_get_int(env, tuple[1], &offset)))
goto bad_elem;
parsed_value = parseCalendarDateField(value);
if ((parsed_value == -1))
goto bad_elem;
field = (UCalendarDateFields) parsed_value;
fun(cal, field, offset, &status);
if (U_FAILURE(status))
goto bad_elem;
/* Set an attribute end */
} else
goto bad_elem;
}
return calendar_to_double(env, (const UCalendar*) cal);
bad_elem:
return list_element_error(env, in, i);
}
ERL_NIF_TERM date_clear(ErlNifEnv* env, int argc,
const ERL_NIF_TERM argv[])
{
UErrorCode status = U_ZERO_ERROR;
UCalendar* cal;
cloner* ptr;
double date;
UCalendarDateFields field;
ERL_NIF_TERM head, tail;
unsigned int count, i = 0;
char value[ATOM_LEN];
int parsed_value;
if(!((argc == 3)
&& enif_get_resource(env, argv[0], calendar_type, (void**) &ptr)
&& enif_get_double(env, argv[1], &date)
&& enif_get_list_length(env, argv[2], &count))) {
return enif_make_badarg(env);
}
cal = (UCalendar*) cloner_get(ptr);
CHECK_RES(env, cal);
ucal_setMillis(cal, (UDate) date, &status);
CHECK(env, status);
tail = argv[2];
while (enif_get_list_cell(env, tail, &head, &tail)) {
/* Set an attribute start */
if (!enif_get_atom(env, head, (char*) value,
ATOM_LEN, ERL_NIF_LATIN1))
goto bad_elem;
parsed_value = parseCalendarDateField(value);
if ((parsed_value == -1))
goto bad_elem;
field = (UCalendarDateFields) parsed_value;
ucal_clearField(cal, field);
if (U_FAILURE(status))
goto bad_elem;
/* Set an attribute end */
}
return calendar_to_double(env, (const UCalendar*) cal);
bad_elem:
return list_element_error(env, argv[2], i);
}
/* Get a transliterator */
ERL_NIF_TERM get_transliterator(ErlNifEnv* env, int argc,
const ERL_NIF_TERM argv[])
{
ERL_NIF_TERM out;
char id[LOCALE_LEN], dir[ATOM_LEN];
UErrorCode status = U_ZERO_ERROR;
UTransliterator* obj;
cloner* res;
int parsed_dir;
if (argc != 2)
return enif_make_badarg(env);
if (!(enif_get_atom(env, argv[0], (char*) id, LOCALE_LEN, ERL_NIF_LATIN1)
&& enif_get_atom(env, argv[1], (char*) dir, ATOM_LEN, ERL_NIF_LATIN1)
)) {
return enif_make_badarg(env);
}
parsed_dir = parseDir(dir);
if ((parsed_dir == -1))
return enif_make_badarg(env);
obj = utrans_open((char *) id, (UTransDirection) parsed_dir,
NULL, 0, NULL, &status);
CHECK(env, status);
res = (cloner*) enif_alloc_resource(trans_type, sizeof(cloner));
if (trans_open(obj, res)) {
enif_release_resource(res);
return enif_make_badarg(env);
}
out = enif_make_resource(env, res);
enif_release_resource(res);
/* resource now only owned by "Erlang" */
return out;
}
static void *TestCall(void *ptr) {
TCall *call = (TCall *)ptr;
ERL_NIF_TERM result = ErlangCall(call->env, call->fun, call->args);
int length;
char *buffer;
enif_get_atom_length(call->env, result, &length, ERL_NIF_LATIN1);
buffer = (char *)malloc((length + 1) * sizeof(char));
enif_get_atom(call->env, result, buffer, length + 1, ERL_NIF_LATIN1);
printf("THIS IS YOUR RESULT(%d)! %s\n", length, buffer);
return NULL;
}
static ERL_NIF_TERM atom_to_bin(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[])
{
ErlNifBinary obin;
unsigned size;
int n;
if (!enif_get_int(env,argv[1],(int*)&size)
|| !enif_alloc_binary(size,&obin)) {
return enif_make_badarg(env);
}
n = enif_get_atom(env, argv[0], (char*)obin.data, size, ERL_NIF_LATIN1);
return enif_make_tuple(env, 2, enif_make_int(env,n),
enif_make_binary(env,&obin));
}
/**
* Erlang Wrapper for geonum_neighbor
*/
ERL_NIF_TERM
erl_geonum_neighbor(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[])
{
long long bin_neighbor[1];
long long geonum;
char dir[2];
int dir_val;
unsigned int dir_len;
if(!enif_get_int64(env, argv[0], &geonum)) {
return enif_make_badarg(env);
}
if(!enif_get_atom_length(env, argv[1], &dir_len, ERL_NIF_LATIN1))
{
return enif_make_badarg(env);
}
if(dir_len > sizeof(dir)) {
return enif_make_badarg(env);
}
if(!enif_get_atom(env, argv[1], dir, sizeof(dir), ERL_NIF_LATIN1))
{
return enif_make_badarg(env);
}
switch (dir[0]) {
case 'w':
dir_val = 0;
break;
case 'e':
dir_val = 1;
break;
case 'n':
dir_val = 2;
break;
case 's':
dir_val = 3;
break;
default:
return enif_make_badarg(env);
}
geonum_neighbor(geonum, dir_val, bin_neighbor);
return make_ok(env, enif_make_int64(env, bin_neighbor[0]));
}
ERL_NIF_TERM to_title(ErlNifEnv* env, int argc,
const ERL_NIF_TERM argv[])
{
ErlNifBinary in, out;
int32_t ulen;
char locale[LOCALE_LEN];
const char* locptr;
cloner* ptr;
UBreakIterator* iter;
UErrorCode status = U_ZERO_ERROR;
if (argc != 2)
return enif_make_badarg(env);
/* Second argument must be a binary */
if(!enif_inspect_binary(env, argv[1], &in)) {
return enif_make_badarg(env);
}
if (enif_get_atom(env, argv[0], locale, LOCALE_LEN, ERL_NIF_LATIN1)) {
/* First element is an atom. */
locptr = (const char*) locale;
iter = NULL;
} else if (enif_get_resource(env, argv[0], iterator_type, (void**) &ptr)) {
/* First element is an iterator. */
iter = (UBreakIterator*) cloner_get(ptr);
CHECK_RES(env, iter);
/* Iterator contains a locale name. Extract it. */
locptr = ubrk_getLocaleByType((const UBreakIterator*) iter,
ULOC_ACTUAL_LOCALE, /* locale type */
&status);
CHECK(env, status);
} else {
return enif_make_badarg(env);
}
ulen = TO_ULEN(in.size);
do_to_title(in, out, ulen, iter, locptr, status);
if (status == U_BUFFER_OVERFLOW_ERROR) {
do_to_title(in, out, ulen, iter, locptr, status);
}
CHECK(env, status);
return enif_make_binary(env, &out);
}
static ERL_NIF_TERM
nif_socket_protocol(ErlNifEnv *env, int argc, const ERL_NIF_TERM argv[])
{
char buf[256] = {0};
const struct procket_define *p = NULL;
if (!enif_get_atom(env, argv[0], buf, sizeof(buf), ERL_NIF_LATIN1))
return enif_make_badarg(env);
for (p = procket_socket_protocol; p->key != NULL; p++) {
if (!strcmp(buf, p->key))
return enif_make_int(env, p->val);
}
return atom_undefined;
}
int decode_command_call_into_process(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[], process_t **ptr)
{
// Instantiate a new process
if (pm_new_process(ptr))
return -1;
process_t *process = *ptr;
const ERL_NIF_TERM* big_tuple;
int arity = 2;
// Get the outer tuple
if(!enif_get_tuple(env, argv[0], &arity, &big_tuple)) return -1;
// The first command is a string
char command[MAX_BUFFER_SZ], key[MAX_BUFFER_SZ], value[MAX_BUFFER_SZ];
memset(&command, '\0', sizeof(command));
// Get the command
if (enif_get_string(env, big_tuple[0], command, sizeof(command), ERL_NIF_LATIN1) < 0) return -1;
pm_malloc_and_set_attribute(&process->command, command);
// The second element of the tuple is a list of options
const ERL_NIF_TERM* tuple;
ERL_NIF_TERM head, tail, list = big_tuple[1];
// int enif_get_tuple(ErlNifEnv* env, ERL_NIF_TERM term, int* arity, const ERL_NIF_TERM** array)
while(enif_get_list_cell(env, list, &head, &tail)) {
// Get the tuple
if(!enif_get_tuple(env, head, &arity, &tuple)) return -1;
// First element is an atom
if (!enif_get_atom(env, tuple[0], key, sizeof(key))) return -2;
if (enif_get_string(env, tuple[1], value, sizeof(value), ERL_NIF_LATIN1) < 0) return -3;
if (!strcmp(key, "do_before")) {
// Do before
pm_malloc_and_set_attribute(&process->before, value);
} else if (!strcmp(key, "do_after")) {
pm_malloc_and_set_attribute(&process->after, value);
} else if (!strcmp(key, "cd")) {
pm_malloc_and_set_attribute(&process->cd, value);
} else if (!strcmp(key, "env")) {
pm_add_env(&process, value);
} else if (!strcmp(key, "nice")) {
process->nice = atoi(value);
}
list = tail;
}
return 0;
}
static
int exmagick_get_boolean_u (ErlNifEnv *env, ERL_NIF_TERM arg, unsigned int *p)
{
int ecode;
char atom[EXM_MAX_ATOM_SIZE];
if (0 != (ecode = enif_get_atom(env, arg, atom, EXM_MAX_ATOM_SIZE, ERL_NIF_LATIN1)))
{
if (strcmp("true", atom) == 0)
{ *p = 1; }
else if (strcmp("false", atom) == 0)
{ *p = 0; }
else
{ ecode = 0; }
}
return(ecode);
}
static int atom_to_string(ErlNifEnv* env, ERL_NIF_TERM atom_term, char **bin_str)
{
unsigned atom_len;
char *atom_string;
*bin_str = NULL;
if(!enif_is_atom(env, atom_term) || !enif_get_atom_length(env, atom_term, &atom_len, ERL_NIF_LATIN1)) return 0;
if(!(atom_string = (char*)malloc(atom_len+1))) return 0;
if(!enif_get_atom(env, atom_term, atom_string, atom_len+1, ERL_NIF_LATIN1)){
free(atom_string);
return 0;
}
*bin_str = atom_string;
return 1;
}
ERL_NIF_TERM date_diff_field(ErlNifEnv* env, int argc,
const ERL_NIF_TERM argv[])
{
UErrorCode status = U_ZERO_ERROR;
UCalendar* cal;
cloner* ptr;
double startMs, targetMs;
char value[ATOM_LEN];
int parsed_value, amount;
UCalendarDateFields field;
if(!((argc == 4)
&& enif_get_resource(env, argv[0], calendar_type, (void**) &ptr)
&& enif_get_double(env, argv[1], &startMs)
&& enif_get_double(env, argv[2], &targetMs)
&& enif_get_atom(env, argv[3], (char*) value, ATOM_LEN,
ERL_NIF_LATIN1))) {
return enif_make_badarg(env);
}
cal = (UCalendar*) cloner_get(ptr);
CHECK_RES(env, cal);
ucal_setMillis(cal, (UDate) startMs, &status);
CHECK(env, status);
parsed_value = parseCalendarDateField(value);
if (parsed_value == -1) {
status = U_ILLEGAL_ARGUMENT_ERROR;
CHECK(env, status);
}
field = (UCalendarDateFields) parsed_value;
amount = (int) dateFieldDifference(cal,
targetMs,
field,
status);
CHECK(env, status);
return enif_make_int(env, amount);
}
static ERL_NIF_TERM
nif_constant(ErlNifEnv *env, int argc, const ERL_NIF_TERM argv[])
{
char buf[255] = {0};
const struct SERCTL_DEF *p = NULL;
if (enif_get_atom(env, argv[0], buf, sizeof(buf), ERL_NIF_LATIN1) < 1)
return enif_make_badarg(env);
for (p = serctl_const; p->key != NULL; p++) {
if (!strcmp(buf, p->key))
return enif_make_uint(env, p->val);
}
return atom_undefined;
}
ERL_NIF_TERM exmagick_get_attr (ErlNifEnv *env, int argc, const ERL_NIF_TERM argv[])
{
char atom[EXM_MAX_ATOM_SIZE];
exm_resource_t *resource;
EXM_INIT;
ErlNifResourceType *type = (ErlNifResourceType *) enif_priv_data(env);
if (0 == enif_get_resource(env, argv[0], type, (void **) &resource))
{ EXM_FAIL(ehandler, "invalid handle"); }
if (0 == enif_get_atom(env, argv[1], atom, EXM_MAX_ATOM_SIZE, ERL_NIF_LATIN1))
{ EXM_FAIL(ehandler, "invalid attribute"); }
if (strcmp("adjoin", atom) == 0)
{
if (resource->i_info->adjoin == 0)
{ return(enif_make_tuple2(env, enif_make_atom(env, "ok"), enif_make_atom(env, "false"))); }
else if (resource->i_info->adjoin == 1)
{ return(enif_make_tuple2(env, enif_make_atom(env, "ok"), enif_make_atom(env, "true"))); }
}
if (strcmp("rows", atom) == 0)
{
if (resource->image == NULL)
{ EXM_FAIL(ehandler, "image not loaded"); }
{ return(enif_make_tuple2(env, enif_make_atom(env, "ok"), enif_make_long(env, resource->image->rows))); }
}
if (strcmp("columns", atom) == 0)
{
if (resource->image == NULL)
{ EXM_FAIL(ehandler, "image not loaded"); }
{ return(enif_make_tuple2(env, enif_make_atom(env, "ok"), enif_make_long(env, resource->image->columns))); }
}
if (strcmp("density", atom) == 0)
{ return(enif_make_tuple2(env, enif_make_atom(env, "ok"), exmagick_make_utf8str(env, resource->i_info->density))); }
else if (strcmp("magick", atom) == 0)
{ return(enif_make_tuple2(env, enif_make_atom(env, "ok"), exmagick_make_utf8str(env, resource->image->magick))); }
ehandler:
return(enif_make_tuple2(env, enif_make_atom(env, "error"), exmagick_make_utf8str(env, errmsg)));
}
static
ERL_NIF_TERM exmagick_set_attr (ErlNifEnv *env, int argc, const ERL_NIF_TERM argv[])
{
ErlNifBinary utf8;
char atom[EXM_MAX_ATOM_SIZE];
exm_resource_t *resource;
EXM_INIT;
ErlNifResourceType *type = (ErlNifResourceType *) enif_priv_data(env);
if (0 == enif_get_resource(env, argv[0], type, (void **) &resource))
{ EXM_FAIL(ehandler, "invalid handle"); }
if (0 == enif_get_atom(env, argv[1], atom, EXM_MAX_ATOM_SIZE, ERL_NIF_LATIN1))
{ EXM_FAIL(ehandler, "argv[1]: bad argument"); }
if (strcmp("adjoin", atom) == 0)
{
if (0 == exmagick_get_boolean_u(env, argv[2], &resource->i_info->adjoin))
{ EXM_FAIL(ehandler, "argv[2]: bad argument"); }
}
if (strcmp("magick", atom) == 0)
{
if (0 == exmagick_get_utf8str(env, argv[2], &utf8))
{ EXM_FAIL(ehandler, "argv[2]: bad argument"); }
exmagick_utf8strcpy(resource->image->magick, &utf8, MaxTextExtent);
}
if (strcmp("density", atom) == 0)
{
if (0 == exmagick_get_utf8str(env, argv[2], &utf8))
{ EXM_FAIL(ehandler, "argv[2]: bad argument"); }
MagickFree(resource->i_info->density);
resource->i_info->density=exmagick_utf8strdup(&utf8);
if (resource->i_info->density == NULL)
{ EXM_FAIL(ehandler, "could not set density"); }
}
return(enif_make_tuple2(env, enif_make_atom(env, "ok"), argv[0]));
ehandler:
return(enif_make_tuple2(env, enif_make_atom(env, "error"), exmagick_make_utf8str(env, errmsg)));
}
static inline int
match_atom_as_string(ErlNifEnv* env, ERL_NIF_TERM term, State *st){
unsigned len, reserve;
b_reserve(256 + 2, st);
unsigned char *p = st->cur;
if((len = enif_get_atom(env, term, (char*)p + 1, 256U, ERL_NIF_LATIN1))){
*p = '"';
if(!check_str_for_json((unsigned char*)p + 1, len-1, &reserve)){
return 0;
}
if(reserve > 0){
b_reserve(len + reserve + 2, st);
extend_str_to_jstr((unsigned char*)p + 1, len-1, reserve);
}
st->cur += (len + reserve);
b_putc('"', st);
return 1;
}
return 0;
}
// Creates a new property list as an instance of a property list class.
ERL_NIF_TERM h5pcreate(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[])
{
hid_t dcpl_id; // dataset creation property list
Handle* res;
ERL_NIF_TERM ret;
unsigned cls_id;
char cls[MAXBUFLEN];
// parse arguments
check(argc == 1, "Incorrent number of arguments");
check(enif_get_atom(env, argv[0], cls, sizeof(cls), ERL_NIF_LATIN1) != 0, \
"Can't get class id from argv");
// convert access flag to format which hdf5 api understand
check(convert_property_flag(cls, &cls_id) == 0, "Failed to convert access flag");
// create a new file using default properties
dcpl_id = H5Pcreate(cls_id);
check(dcpl_id > 0, "Failed to create property list.");
// create a resource to pass reference to id back to erlang
res = enif_alloc_resource(RES_TYPE, sizeof(Handle));
check(res, "Failed to allocate resource for type %s", "Handle");
// add ref to resource
res->id = dcpl_id;
ret = enif_make_resource(env, res);
// cleanup
enif_release_resource(res);
return enif_make_tuple2(env, ATOM_OK, ret);
error:
if(dcpl_id) H5Pclose(dcpl_id);
return error_tuple(env, "Can not create properties list");
};
