ERL_NIF_TERM
encode_init(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[])
{
jiffy_st* st = (jiffy_st*) enif_priv_data(env);
Encoder* e;
ERL_NIF_TERM opts;
ERL_NIF_TERM val;
ERL_NIF_TERM tmp_argv[3];
if(argc != 2) {
return enif_make_badarg(env);
}
e = enc_new(env);
if(e == NULL) {
return make_error(st, env, "internal_error");
}
tmp_argv[0] = enif_make_resource(env, e);
tmp_argv[1] = enif_make_list(env, 1, argv[0]);
tmp_argv[2] = enif_make_list(env, 0);
enif_release_resource(e);
opts = argv[1];
if(!enif_is_list(env, opts)) {
return enif_make_badarg(env);
}
while(enif_get_list_cell(env, opts, &val, &opts)) {
if(enif_compare(val, e->atoms->atom_uescape) == 0) {
e->uescape = 1;
} else if(enif_compare(val, e->atoms->atom_pretty) == 0) {
e->pretty = 1;
} else if(enif_compare(val, e->atoms->atom_use_nil) == 0) {
e->use_nil = 1;
} else if(enif_compare(val, e->atoms->atom_force_utf8) == 0) {
// Ignore, handled in Erlang
} else if(get_bytes_per_iter(env, val, &(e->bytes_per_iter))) {
continue;
} else {
return enif_make_badarg(env);
}
}
return encode_iter(env, 3, tmp_argv);
}
ERL_NIF_TERM nif_thread_cast(ErlNifEnv* env, void (*f)(nif_thread_arg*), int a, ...)
{
va_list ap;
int i;
nif_thread_arg* args = (nif_thread_arg*)enif_alloc(a * sizeof(nif_thread_arg));
va_start(ap, a);
for (i = 0; i < a; i++)
args[i] = va_arg(ap, void*);
va_end(ap);
nif_thread_message* msg = nif_thread_message_alloc(f, args, NULL);
return nif_thread_send((nif_thread_state*)enif_priv_data(env), msg);
}
static ERL_NIF_TERM
nif_scheduler_join(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[])
{
state_ptr state = (state_ptr) enif_priv_data(env);
if(state->initilised == 0 )
{
return enif_make_tuple2(env,
enif_make_atom(env, "state_error"),
enif_make_atom(env, "scheduler_not_inited"));
}
SchedulerDriverStatus status = scheduler_join( state->scheduler_state );
return get_return_value_from_status(env, status);
}
static ERL_NIF_TERM
nif_scheduler_reconcileTasks(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[])
{
unsigned int length ;
state_ptr state = (state_ptr) enif_priv_data(env);
if(state->initilised == 0 )
{
return enif_make_tuple2(env,
enif_make_atom(env, "state_error"),
enif_make_atom(env, "scheduler_not_inited"));
}
if(!enif_is_list(env, argv[0]))
{
return enif_make_tuple3(env,
enif_make_atom(env, "argument_error"),
enif_make_atom(env, "invalid_or_corrupted_parameter"),
enif_make_atom(env, "task_status_array"));
};
if(!enif_get_list_length(env, argv[0], &length))
{
return enif_make_tuple3(env,
enif_make_atom(env, "argument_error"),
enif_make_atom(env, "invalid_or_corrupted_parameter"),
enif_make_atom(env, "task_status_array"));
}
ErlNifBinary binary_arr[length];
if(!inspect_array_of_binary_objects(env, argv[0], &binary_arr ))
{
return enif_make_tuple3(env,
enif_make_atom(env, "argument_error"),
enif_make_atom(env, "invalid_or_corrupted_parameter"),
enif_make_atom(env, "task_status_array"));
}
BinaryNifArray binaryNifArrayHolder ;
binaryNifArrayHolder.length = length;
binaryNifArrayHolder.obj = &binary_arr[0];
SchedulerDriverStatus status = scheduler_reconcileTasks( state->scheduler_state, &binaryNifArrayHolder);
return get_return_value_from_status(env, status);
}
/**
* Stop
*/
static ERL_NIF_TERM leo_mcerl_nif_stop(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[]) {
lcu_cache* cache;
ErlNifResourceType* pert;
if (argc < 1) {
return enif_make_badarg(env);
}
pert = (ErlNifResourceType*)enif_priv_data(env);
if (!enif_get_resource(env, argv[0], pert, (void**)&cache)) {
return enif_make_badarg(env);
}
lcu_cache_destroy(cache);
return atom_ok;
}
ERL_NIF_TERM nif_thread_call(ErlNifEnv* env, ERL_NIF_TERM (*f)(ErlNifEnv*, nif_thread_arg*), int a, ...)
{
va_list ap;
int i;
nif_thread_arg* args = (nif_thread_arg*)enif_alloc(a * sizeof(nif_thread_arg));
va_start(ap, a);
for (i = 0; i < a; i++)
args[i] = va_arg(ap, void*);
va_end(ap);
ErlNifPid* pid = (ErlNifPid*)enif_alloc(sizeof(ErlNifPid));
nif_thread_message* msg = nif_thread_message_alloc((void*)f, args, enif_self(env, pid));
return nif_thread_send((nif_thread_state*)enif_priv_data(env), msg);
}
static ERL_NIF_TERM mutate_solution(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[]){
// struct timespec start, end;
// long diff;
// clock_gettime(CLOCK_MONOTONIC, &start);
ERL_NIF_TERM term;
ErlNifResourceType* sol_type;
Solution *sol, *mut_sol;
// unsigned int i;
double range, rate;
CHECK(env, argc == 3)
sol_type = (ErlNifResourceType*) enif_priv_data(env);
CHECK(env, sol_type)
CHECK(env, enif_get_resource(env, argv[0], sol_type, (void**) &sol))
CHECK(env, enif_get_double(env, argv[1], &range))
CHECK(env, enif_get_double(env, argv[2], &rate))
mut_sol = (Solution*) enif_alloc_resource(sol_type, sizeof(Solution));
CHECK(env, mut_sol)
term = enif_make_resource(env, mut_sol);
CHECK(env,term)
enif_release_resource(mut_sol);
mut_sol->len = sol->len;
mut_sol->genotype = (double*) malloc(sizeof(double)*sol->len);
mutate(sol, mut_sol, range, rate);
#ifdef DEBUG
print_solution(sol, "Genotype");
print_solution(mut_sol, "MutatedGenotype");
#endif
// clock_gettime(CLOCK_MONOTONIC, &end);
// diff = CLOCKS_PER_SEC * (end.tv_sec - start.tv_sec) + end.tv_nsec - start.tv_nsec;
// printf("mut=%llu\n", (long long unsigned int) diff);
return term;
}
/**
* Retrieve total of objects
*/
static ERL_NIF_TERM leo_mcerl_nif_items(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[]) {
lcu_cache* cache;
ErlNifResourceType* pert;
ErlNifUInt64 len;
if (argc < 1) {
return enif_make_badarg(env);
}
pert = (ErlNifResourceType*)enif_priv_data(env);
if (!enif_get_resource(env, argv[0], pert, (void**)&cache)) {
return enif_make_badarg(env);
}
len = (ErlNifUInt64)lcu_cache_item_size(cache);
return enif_make_tuple2(env, atom_ok, enif_make_uint64(env, len));
}
static ERL_NIF_TERM
get(ErlNifEnv *env, int argc, const ERL_NIF_TERM argv[])
{
PRIVDATA *data = NULL;
int k = 0;
int nelem = 0;
data = (PRIVDATA *)enif_priv_data(env);
nelem = NELEM(data);
if (!enif_get_int(env, argv[0], &k))
return enif_make_badarg(env);
if ( (k < 0) || (k >= nelem))
return error_tuple(env, "out_of_bounds");
return enif_make_int(env, VAL(data, k));
}
static
ERL_NIF_TERM exmagick_crop (ErlNifEnv *env, int argc, const ERL_NIF_TERM argv[])
{
Image* cropped_image;
RectangleInfo rect;
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 (resource->image == NULL)
{ EXM_FAIL(ehandler, "image not loaded"); }
/* build rectangle */
if (0 == enif_get_long(env, argv[1], &rect.x))
{ EXM_FAIL(ehandler, "x0: bad argument"); }
if (0 == enif_get_long(env, argv[2], &rect.y))
{ EXM_FAIL(ehandler, "y0: bad argument"); }
if (0 == enif_get_ulong(env, argv[3], &rect.width))
{ EXM_FAIL(ehandler, "width: bad argument"); }
if (0 == enif_get_ulong(env, argv[4], &rect.height))
{ EXM_FAIL(ehandler, "height: bad argument"); }
/* actually crops image */
cropped_image = CropImage(resource->image, &rect, &resource->e_info);
if (cropped_image == NULL)
{
CatchException(&resource->e_info);
EXM_FAIL(ehandler, resource->e_info.reason);
}
DestroyImage(resource->image);
resource->image = cropped_image;
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 ERL_NIF_TERM
nif_scheduler_sendFrameworkMessage(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[]){
ErlNifBinary executorId_binary;
ErlNifBinary slaveId_binary;
char data[MAXBUFLEN];
state_ptr state = (state_ptr) enif_priv_data(env);
if(state->initilised == 0 )
{
return enif_make_tuple2(env,
enif_make_atom(env, "state_error"),
enif_make_atom(env, "scheduler_not_inited"));
}
if (!enif_inspect_binary(env, argv[0], &executorId_binary))
{
return enif_make_tuple3(env,
enif_make_atom(env, "argument_error"),
enif_make_atom(env, "invalid_or_corrupted_parameter"),
enif_make_atom(env, "executor_id"));
}
if (!enif_inspect_binary(env, argv[1], &slaveId_binary))
{
return enif_make_tuple3(env,
enif_make_atom(env, "argument_error"),
enif_make_atom(env, "invalid_or_corrupted_parameter"),
enif_make_atom(env, "slave_id"));
}
//REVIEW : buffer length
if(!enif_get_string(env, argv[2], data , MAXBUFLEN, ERL_NIF_LATIN1 ))
{
return enif_make_tuple3(env,
enif_make_atom(env, "argument_error"),
enif_make_atom(env, "invalid_or_corrupted_parameter"),
enif_make_atom(env, "data"));
}
SchedulerDriverStatus status = scheduler_sendFrameworkMessage( state->scheduler_state ,
&executorId_binary,
&slaveId_binary,
data);
return get_return_value_from_status(env, status);
}
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)));
}
// c_soc:op_alloc(ParentKey, Tuple, Arity) => ok
static ERL_NIF_TERM op_alloc(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[])
{
soc::State* st = (soc::State*) enif_priv_data(env);
int parentKey;
int parentKeyInt;
ERL_NIF_TERM* tuple;
ERL_NIF_TERM* tupleInt;
int tupleArity;
int tupleArityInt;
int arity;
int arityInt;
if (enif_get_int(env, argv[0], &parentKey) == 0) {
printf("[op_alloc] error: failed to get parentKey\n");
return -1;
}
parentKeyInt = enif_make_copy(st->GetEnv(), parentKey);
if (enif_get_tuple(env, argv[1], &tupleArity, &tuple) == 0) {
printf("[op_alloc] error: failed to get tuple\n");
return -1;
}
(*tupleInt) = enif_make_copy(st->GetEnv(), (*tuple));
tupleArityInt = enif_make_copy(st->GetEnv(), tupleArity);
if (enif_get_int(env, argv[2], &arity) == 0) {
printf("[op_alloc] error: failed to initialize arity\n");
return -1;
}
arityInt = enif_make_copy(st->GetEnv(), arity);
printf("operation start\n");
soc::Operation* op = new soc::Operation(parentKeyInt, tupleInt, tupleArityInt, arityInt);
int currentIndex = st->Insert(op);
int currentIndexExt = enif_make_copy(env, currentIndex);
printf("operation index: %d end\n", currentIndexExt);
return enif_make_int(env, currentIndexExt);
}
int
enc_init(Encoder* e, ErlNifEnv* env, ERL_NIF_TERM opts, ErlNifBinary* bin)
{
ERL_NIF_TERM val;
e->env = env;
e->atoms = enif_priv_data(env);
e->uescape = 0;
e->pretty = 0;
e->shiftcnt = 0;
e->count = 0;
if(!enif_is_list(env, opts)) {
return 0;
}
while(enif_get_list_cell(env, opts, &val, &opts)) {
if(enif_compare(val, e->atoms->atom_uescape) == 0) {
e->uescape = 1;
} else if(enif_compare(val, e->atoms->atom_pretty) == 0) {
e->pretty = 1;
} else if(enif_compare(val, e->atoms->atom_force_utf8) == 0) {
// Ignore, handled in Erlang
} else {
return 0;
}
}
e->iolen = 0;
e->iolist = enif_make_list(env, 0);
e->curr = bin;
if(!enif_alloc_binary(BIN_INC_SIZE, e->curr)) {
return 0;
}
memset(e->curr->data, 0, e->curr->size);
e->p = (char*) e->curr->data;
e->u = (unsigned char*) e->curr->data;
e->i = 0;
return 1;
}
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 ERL_NIF_TERM make_blob(ErlNifEnv* caller_env, ErlNifEnv* dst_env,
ERL_NIF_TERM other_term)
{
PrivData* priv = (PrivData*) enif_priv_data(caller_env);
ERL_NIF_TERM term, list;
int n = 0;
struct make_term_info mti;
mti.caller_env = caller_env;
mti.dst_env = dst_env;
mti.reuse_push = 0;
mti.reuse_pull = 0;
mti.resource_type = priv->rt_arr[0].t;
mti.other_term = other_term;
list = enif_make_list(dst_env, 0);
while (make_term_n(&mti, n++, &term)) {
list = enif_make_list_cell(dst_env, term, list);
}
return list;
}
/**
* Retrieve an object from LRU-Storage
*/
static ERL_NIF_TERM leo_mcerl_nif_get(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[]) {
lcu_cache* cache;
String key;
String val;
ErlNifResourceType* pert;
ErlNifBinary keybin;
ErlNifBinary bin;
if (argc < 2) {
return enif_make_badarg(env);
}
pert = (ErlNifResourceType*)enif_priv_data(env);
if (!enif_get_resource(env, argv[0], pert, (void**)&cache)) {
return enif_make_badarg(env);
}
if (!enif_inspect_binary(env, argv[1], &keybin)) {
return enif_make_badarg(env);
}
if (keybin.size <= 0) {
return enif_make_badarg(env);
}
key.str = keybin.data;
key.len = keybin.size;
lcu_cache_get(cache, key, &val);
if (val.str == NULL) {
return atom_not_found;
}
if (!enif_alloc_binary(val.len, &bin)) {
return enif_make_badarg(env);
}
memcpy(bin.data, val.str, val.len);
return enif_make_tuple2(env, atom_ok, enif_make_binary(env, &bin));
}
static ERL_NIF_TERM
nif_scheduler_stop(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[])
{
int failover;
state_ptr state = (state_ptr) enif_priv_data(env);
if(state->initilised == 0 )
{
return enif_make_tuple2(env,
enif_make_atom(env, "state_error"),
enif_make_atom(env, "sheduler_not_inited"));
}
if(!enif_get_int( env, argv[0], &failover))
{
return enif_make_tuple3(env,
enif_make_atom(env, "argument_error"),
enif_make_atom(env, "invalid_or_corrupted_parameter"),
enif_make_atom(env, "failover"));
}
if(failover < 0 || failover > 1)
{
return enif_make_tuple3(env,
enif_make_atom(env, "argument_error"),
enif_make_atom(env, "invalid_or_corrupted_parameter"),
enif_make_atom(env, "failover"));
}
SchedulerDriverStatus status = scheduler_stop( state->scheduler_state, failover );
if(status == 4){ // driver_stopped
return enif_make_tuple2(env,
enif_make_atom(env, "ok"),
get_atom_from_status(env, status));
}else{
return enif_make_tuple2(env,
enif_make_atom(env, "error"),
get_atom_from_status(env, status));
}
}
/* 1: password, 2: dictpath */
static ERL_NIF_TERM
nif_check(ErlNifEnv *env, int argc, const ERL_NIF_TERM argv[])
{
PRIV *priv = NULL;
ErlNifBinary passwd;
ErlNifBinary path;
char *err = NULL;
priv = (PRIV *)enif_priv_data(env);
if (!enif_inspect_iolist_as_binary(env, argv[0], &passwd))
return enif_make_badarg(env);
if (!enif_inspect_iolist_as_binary(env, argv[1], &path))
return enif_make_badarg(env);
/* NULL terminate strings */
if (!enif_realloc_binary(&passwd, passwd.size+1))
return atom_enomem;
if (!enif_realloc_binary(&path, path.size+1))
return atom_enomem;
/* passwd.size is now equal to old passwd.size+1 */
passwd.data[passwd.size-1] = '\0';
path.data[path.size-1] = '\0';
enif_mutex_lock(priv->lock);
err = (char *)FascistCheck((char *)passwd.data, (char *)path.data);
enif_mutex_unlock(priv->lock);
(void)memset(passwd.data, '\0', passwd.size);
enif_release_binary(&passwd);
enif_release_binary(&path);
return ( (err == NULL) ? atom_ok : error_tuple(env, err));
}
static ERL_NIF_TERM create_solution(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[]){
// struct timespec start, end;
// long diff;
// clock_gettime(CLOCK_MONOTONIC, &start);
ERL_NIF_TERM term;
ErlNifResourceType* sol_type;
Solution* sol;
unsigned int len;
unsigned int i;
CHECK(env, argc == 1)
CHECK(env, enif_get_uint(env, argv[0], &len))
sol_type = (ErlNifResourceType*) enif_priv_data(env);
CHECK(env, sol_type)
sol = (Solution*) enif_alloc_resource(sol_type, sizeof(Solution));
CHECK(env, sol)
term = enif_make_resource(env, sol);
CHECK(env,term)
enif_release_resource(sol);
sol->len = len;
sol->genotype = (double*) malloc(sizeof(double)*len);
for (i=0;i<len;i++){
sol->genotype[i] = randdouble(-50.0, 50.0);
}
// clock_gettime(CLOCK_MONOTONIC, &end);
// diff = CLOCKS_PER_SEC * (end.tv_sec - start.tv_sec) + end.tv_nsec - start.tv_nsec;
// printf("create=%llu\n", (long long unsigned int) diff);
return term;
}
Decoder*
dec_new(ErlNifEnv* env)
{
jiffy_st* st = (jiffy_st*) enif_priv_data(env);
Decoder* d = enif_alloc_resource(st->res_dec, sizeof(Decoder));
int i;
if(d == NULL) {
return NULL;
}
d->atoms = st;
d->bytes_per_red = DEFAULT_BYTES_PER_REDUCTION;
d->is_partial = 0;
d->return_maps = 0;
d->return_trailer = 0;
d->dedupe_keys = 0;
d->null_term = d->atoms->atom_null;
d->p = NULL;
d->u = NULL;
d->len = -1;
d->i = -1;
d->st_data = (char*) enif_alloc(STACK_SIZE_INC * sizeof(char));
d->st_size = STACK_SIZE_INC;
d->st_top = 0;
for(i = 0; i < d->st_size; i++) {
d->st_data[i] = st_invalid;
}
d->st_data[0] = st_value;
d->st_top++;
return d;
}
static ERL_NIF_TERM alloc_msgenv(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[])
{
PrivData* priv = (PrivData*) enif_priv_data(env);
struct make_term_info* mti;
ERL_NIF_TERM ret;
mti = (struct make_term_info*) enif_alloc_resource(msgenv_resource_type,
sizeof(*mti));
mti->caller_env = NULL;
mti->dst_env = enif_alloc_env();
mti->reuse_push = 0;
mti->reuse_pull = 0;
mti->resource_type = priv->rt_arr[0].t;
mti->other_term = enif_make_list(mti->dst_env, 0);
mti->blob = enif_make_list(mti->dst_env, 0);
mti->mtx = enif_mutex_create("nif_SUITE:mtx");
mti->cond = enif_cond_create("nif_SUITE:cond");
mti->send_res = 0xcafebabe;
mti->n = 0;
ret = enif_make_resource(env, mti);
enif_release_resource(mti);
return ret;
}
/**
* Initialize
*/
static ERL_NIF_TERM leo_mcerl_nif_init(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[]) {
ErlNifUInt64 max_size;
ERL_NIF_TERM term;
ErlNifResourceType* pert;
lcu_cache* cache;
if (argc < 1) {
return enif_make_badarg(env);
}
if (!enif_get_uint64(env, argv[0], &max_size)) {
return enif_make_badarg(env);
}
pert = (ErlNifResourceType*)enif_priv_data(env);
cache = enif_alloc_resource(pert, sizeof(lcu_cache));
lcu_cache_init(cache, auto_eject_on, max_size, 2, 256, 1024 * 1024 * 8);
term = enif_make_resource(env, cache);
enif_release_resource(cache);
return enif_make_tuple2(env, atom_ok, term);
}
static ERL_NIF_TERM do_open(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[]) {
char deviceName[MAXBUFLEN];
long latency;
ERL_NIF_TERM streamTerm;
PortMidiStream **streamAlloc;
PmError result;
ErlNifResourceType* streamType = (ErlNifResourceType*)enif_priv_data(env);
streamAlloc = (PortMidiStream**)enif_alloc_resource(streamType, sizeof(PortMidiStream*));
enif_get_string(env, argv[0], deviceName, MAXBUFLEN, ERL_NIF_LATIN1);
enif_get_long(env, argv[1], &latency);
if((result = findDevice(streamAlloc, deviceName, OUTPUT, latency)) != pmNoError) {
ERL_NIF_TERM reason = enif_make_atom(env, makePmErrorAtom(result));
return enif_make_tuple2(env, enif_make_atom(env, "error"), reason);
}
streamTerm = enif_make_resource(env, streamAlloc);
enif_keep_resource(streamAlloc);
return enif_make_tuple2(env, enif_make_atom(env, "ok"), streamTerm);
}
ERL_NIF_TERM
less_json_nif(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[])
{
couch_ejson_ctx_t ctx;
int result;
ErlNifBinary key1Bin, key2Bin;
char *keys;
if (!enif_inspect_iolist_as_binary(env, argv[0], &key1Bin)) {
return enif_make_badarg(env);
}
if (!enif_inspect_iolist_as_binary(env, argv[1], &key2Bin)) {
return enif_make_badarg(env);
}
keys = (char *) enif_alloc(key1Bin.size + key2Bin.size + 2);
if (keys == NULL) {
return enif_make_tuple2(env, ATOM_ERROR, enif_make_atom(env, "Failed to allocate memory"));
}
memcpy(keys, key1Bin.data, key1Bin.size);
keys[key1Bin.size] = '\0';
memcpy(keys + key1Bin.size + 1, key2Bin.data, key2Bin.size);
keys[key1Bin.size + 1 + key2Bin.size] = '\0';
ctx.env = env;
ctx.error = 0;
ctx.errorMsg = NULL;
ctx.coll = NULL;
ctx.globalCtx = (couch_ejson_global_ctx_t *) enif_priv_data(env);
result = less_json(keys, keys + key1Bin.size + 1, &ctx);
release_coll(&ctx);
enif_free(keys);
return make_return_term(&ctx, result);
}
// c_soc:op_update(Index, Term) => {ripe, Frame} | ok | error
static ERL_NIF_TERM op_update(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[])
{
soc::State* st = (soc::State*) enif_priv_data(env);
int index;
if(enif_get_int(env, argv[0], &index) == 0) {
printf("[op_alloc] error: failed to initialize index\n");
return -1;
}
printf("update start \n");
const soc::Operation* op = st->Update(index, &argv[1]);
soc::Frame* frame = op->GetFrame();
printf("update end\n");
if (frame->IsRipe()) {
printf("frame->IsRipe()\n");
ERL_NIF_TERM values = enif_make_list_from_array(env, frame->GetValues(), frame->GetLimit());
return enif_make_tuple2(env, enif_make_atom(env, "ripe"), values);
} else {
return enif_make_atom(env, "ok");
}
}
// c_soc:op_lookup(Index) => op
static ERL_NIF_TERM op_lookup(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[])
{
soc::State* st = (soc::State*) enif_priv_data(env);
int index;
if (enif_get_int(env, argv[0], &index) == 0) {
printf("[op_alloc] error: failed to initialize index\n");
return -1;
}
const soc::Operation* op;
printf("loc / msg lookup index %d start\n", index);
try {
op = st->Lookup(index);
} catch (std::out_of_range exn) {
printf("Exception: index %d out of range\n", index);
}
ERL_NIF_TERM loc = enif_make_tuple2(env, enif_make_int(env, index),
enif_make_int(env, op->GetParentKey()));
ERL_NIF_TERM ext_msg;
ERL_NIF_TERM int_msg;
try {
ext_msg = enif_make_tuple_from_array(st->GetEnv(), op->GetTuple(), op->TupleArity());
int_msg = enif_make_copy(env, ext_msg);
} catch (...) {
printf("ERROR: ...");
}
printf("loc / msg lookup success\n");
return enif_make_tuple2(env, loc, int_msg);
}
static
ERL_NIF_TERM exmagick_image_thumb (ErlNifEnv *env, int argc, const ERL_NIF_TERM argv[])
{
long width, height;
Image* thumb;
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 (resource->image == NULL)
{ EXM_FAIL(ehandler, "image not loaded"); }
if (0 == enif_get_long(env, argv[1], &width))
{ EXM_FAIL(ehandler, "width: bad argument"); }
if (0 == enif_get_long(env, argv[2], &height))
{ EXM_FAIL(ehandler, "height: bad argument"); }
thumb = ThumbnailImage(resource->image, width, height, &resource->e_info);
if (thumb == NULL)
{
CatchException(&resource->e_info);
EXM_FAIL(ehandler, resource->e_info.reason);
}
DestroyImage(resource->image);
resource->image = thumb;
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)));
}
/**
* Insert an object into LRU-Storage
*/
static ERL_NIF_TERM leo_mcerl_nif_put(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[]) {
lcu_cache* cache;
String key;
String val;
ErlNifResourceType* pert;
ErlNifBinary keybin;
ErlNifBinary bin;
bool ret;
if (argc < 3) {
return enif_make_badarg(env);
}
pert = (ErlNifResourceType*)enif_priv_data(env);
if (!enif_get_resource(env, argv[0], pert, (void**)&cache)) {
return enif_make_badarg(env);
}
if (!enif_inspect_binary(env, argv[1], &keybin)) {
return enif_make_badarg(env);
}
if (keybin.size <= 0) {
return enif_make_badarg(env);
}
if (!enif_inspect_binary(env, argv[2], &bin)) {
return enif_make_badarg(env);
}
key.str = keybin.data;
key.len = keybin.size;
val.str = bin.data;
val.len = bin.size;
ret = lcu_cache_put(cache, key, val);
return ret ? atom_ok : enif_make_tuple2(env, atom_error, atom_oom);
}
static ERL_NIF_TERM
nif_scheduler_abort(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[])
{
state_ptr state = (state_ptr) enif_priv_data(env);
if(state->initilised == 0 )
{
return enif_make_tuple2(env,
enif_make_atom(env, "state_error"),
enif_make_atom(env, "scheduler_not_inited"));
}
SchedulerDriverStatus status = scheduler_abort( state->scheduler_state );
if(status == 3){ // DRIVER_ABORTED
return enif_make_tuple2(env,
enif_make_atom(env, "ok"),
get_atom_from_status(env, status));
}else{
return enif_make_tuple2(env,
enif_make_atom(env, "error"),
get_atom_from_status(env, status));
}
}
