// This will find the library and UUID tags of the sub effect pointed by the
// node, gets the effect descriptor and lib_entry_t and adds the subeffect -
// sub_entry_t to the gSubEffectList
int addSubEffect(cnode *root)
{
ALOGV("addSubEffect");
cnode *node;
effect_uuid_t uuid;
effect_descriptor_t *d;
lib_entry_t *l;
list_elem_t *e;
node = config_find(root, LIBRARY_TAG);
if (node == NULL) {
return -EINVAL;
}
l = getLibrary(node->value);
if (l == NULL) {
ALOGW("addSubEffect() could not get library %s", node->value);
return -EINVAL;
}
node = config_find(root, UUID_TAG);
if (node == NULL) {
return -EINVAL;
}
if (stringToUuid(node->value, &uuid) != 0) {
ALOGW("addSubEffect() invalid uuid %s", node->value);
return -EINVAL;
}
d = malloc(sizeof(effect_descriptor_t));
if (l->desc->get_descriptor(&uuid, d) != 0) {
char s[40];
uuidToString(&uuid, s, 40);
ALOGW("Error querying effect %s on lib %s", s, l->name);
free(d);
return -EINVAL;
}
#if (LOG_NDEBUG==0)
char s[256];
dumpEffectDescriptor(d, s, 256);
ALOGV("addSubEffect() read descriptor %p:%s",d, s);
#endif
if (EFFECT_API_VERSION_MAJOR(d->apiVersion) !=
EFFECT_API_VERSION_MAJOR(EFFECT_CONTROL_API_VERSION)) {
ALOGW("Bad API version %08x on lib %s", d->apiVersion, l->name);
free(d);
return -EINVAL;
}
sub_effect_entry_t *sub_effect = malloc(sizeof(sub_effect_entry_t));
sub_effect->object = d;
// lib_entry_t is stored since the sub effects are not linked to the library
sub_effect->lib = l;
e = malloc(sizeof(list_elem_t));
e->object = sub_effect;
e->next = gSubEffectList->sub_elem;
gSubEffectList->sub_elem = e;
ALOGV("addSubEffect end");
return 0;
}
ConfigEntry* config_push(const char* variable,const char* value)
{
ConfigEntry* e;
e = config_find(variable);
if(!e)
{
if(confListPtr > CONF_ENTRIES_COUNT-1)
return NULL;
e = &confList[confListPtr++];
e->variableLength = strlen(variable);
if(!e->variableLength)
{
--confListPtr;
return NULL;
}
e->valueLength = strlen(value);
strcpy(e->variable,variable);
strcpy(e->value,value);
}
else
{
//just update
e->valueLength = strlen(value);
strcpy(e->value,value);
}
return e;
}
/*
* config_isolation --
* Isolation configuration.
*/
static void
config_isolation(void)
{
CONFIG *cp;
const char *cstr;
/*
* Isolation: choose something if isolation wasn't specified.
*/
cp = config_find("isolation", strlen("isolation"));
if (!(cp->flags & C_PERM)) {
/* Avoid "maybe uninitialized" warnings. */
switch (MMRAND(1, 4)) {
case 1:
cstr = "isolation=random";
break;
case 2:
cstr = "isolation=read-uncommitted";
break;
case 3:
cstr = "isolation=read-committed";
break;
case 4:
default:
cstr = "isolation=snapshot";
break;
}
config_single(cstr, 0);
}
}
/*
* config_find_is_perm
* Return if a specific configuration entry was permanently set.
*/
static int
config_find_is_perm(const char *s, size_t len)
{
CONFIG *cp;
cp = config_find(s, len);
return (cp->flags & C_PERM ? 1 : 0);
}
/*
* config_compression --
* Compression configuration.
*/
static void
config_compression(void)
{
CONFIG *cp;
const char *cstr;
/*
* Compression: choose something if compression wasn't specified,
* otherwise confirm the appropriate shared library is available.
* We don't include LZO in the test compression choices, we don't
* yet have an LZO module of our own.
*/
cp = config_find("compression", strlen("compression"));
if (!(cp->flags & C_PERM)) {
cstr = "compression=none";
switch (MMRAND(1, 10)) {
case 1: case 2: case 3: /* 30% */
break;
case 4: case 5: /* 20% */
if (access(BZIP_PATH, R_OK) == 0)
cstr = "compression=bzip";
break;
case 6: /* 10% */
if (access(BZIP_PATH, R_OK) == 0)
cstr = "compression=bzip-raw";
break;
case 7: case 8: /* 20% */
if (access(SNAPPY_PATH, R_OK) == 0)
cstr = "compression=snappy";
break;
case 9: case 10: /* 20% */
if (access(ZLIB_PATH, R_OK) == 0)
cstr = "compression=zlib";
break;
}
config_single(cstr, 0);
}
switch (g.c_compression_flag) {
case COMPRESS_BZIP:
case COMPRESS_BZIP_RAW:
if (access(BZIP_PATH, R_OK) != 0)
die(0, "bzip library not found or not readable");
break;
case COMPRESS_LZO:
if (access(LZO_PATH, R_OK) != 0)
die(0, "LZO library not found or not readable");
break;
case COMPRESS_SNAPPY:
if (access(SNAPPY_PATH, R_OK) != 0)
die(0, "snappy library not found or not readable");
break;
case COMPRESS_ZLIB:
if (access(ZLIB_PATH, R_OK) != 0)
die(0, "zlib library not found or not readable");
break;
}
}
char* config_getS(const char* variable)
{
ConfigEntry* e;
e = config_find(variable);
if(!e)
return NULL;
return e->value;
}
ConfigEntry* config_replaceS(const char* variable,const char* newValue)
{
ConfigEntry* e;
e = config_find(variable);
if(!e)
return NULL;
e->valueLength = strlen(newValue);
strcpy(e->value,newValue);
return e;
}
/*
* config_single --
* Set a single configuration structure value.
*/
void
config_single(const char *s, int perm)
{
CONFIG *cp;
const char *ep;
if ((ep = strchr(s, '=')) == NULL) {
fprintf(stderr,
"%s: %s: illegal configuration value\n", g.progname, s);
exit(EXIT_FAILURE);
}
cp = config_find(s, (size_t)(ep - s));
cp->flags |= perm ? C_PERM : C_TEMP;
++ep;
if (cp->flags & C_STRING) {
if (strncmp(s, "data_source", strlen("data_source")) == 0 &&
strncmp("file", ep, strlen("file")) != 0 &&
strncmp("table", ep, strlen("table")) != 0 &&
strncmp("lsm", ep, strlen("lsm")) != 0) {
fprintf(stderr,
"Invalid data source option: %s\n", ep);
exit(EXIT_FAILURE);
}
if (strncmp(s, "file_type", strlen("file_type")) == 0)
*cp->vstr = strdup(
config_file_type(config_translate(ep)));
else
*cp->vstr = strdup(ep);
if (*cp->vstr == NULL)
syserr("Config string parsing");
return;
}
*cp->v = config_translate(ep);
if (cp->flags & C_BOOL) {
if (*cp->v != 0 && *cp->v != 1) {
fprintf(stderr, "%s: %s: value of boolean not 0 or 1\n",
g.progname, s);
exit(EXIT_FAILURE);
}
} else if (*cp->v < cp->min || *cp->v > cp->max) {
fprintf(stderr, "%s: %s: value of %" PRIu32
" outside min/max values of %" PRIu32 "-%" PRIu32 "\n",
g.progname, s, *cp->v, cp->min, cp->max);
exit(EXIT_FAILURE);
}
}
int loadLibraries(cnode *root)
{
cnode *node;
node = config_find(root, LIBRARIES_TAG);
if (node == NULL) {
return -ENOENT;
}
node = node->first_child;
while (node) {
loadLibrary(node, node->name);
node = node->next;
}
return 0;
}
int loadEffects(cnode *root)
{
cnode *node;
node = config_find(root, EFFECTS_TAG);
if (node == NULL) {
return -ENOENT;
}
node = node->first_child;
while (node) {
loadEffect(node);
node = node->next;
}
return 0;
}
static void load_output(cnode *root, void *platform,
struct listnode *streams_output_cfg_list)
{
cnode *node = config_find(root, OUTPUTS_TAG);
if (node == NULL) {
ALOGE("%s: could not load output, node is NULL", __func__);
return;
}
node = node->first_child;
while (node) {
ALOGV("%s: loading output %s", __func__, node->name);
update_streams_output_cfg_list(node, platform, streams_output_cfg_list);
node = node->next;
}
}
int config_getI(const char* variable)
{
const char* str;
const char* base;
int result = 0;
unsigned char neg = 0;
ConfigEntry* e;
e = config_find(variable);
if(!e)
return 0;
str = base = e->value;
while(*str)
{
if(!isSpace(*str))
break;
++str;
}
if(str[0] == '0')
return 0;
else if(str[0] == '-')
{
++str;
neg = 1;
}
while(*str)
{
if(str - base > 9)
break;
else if(!isNumerical(*str))
break;
result = (result * 10) + (*str - '0');
str++;
}
if(neg)
result *= -1;
return result;
}
static int
snapshot_sync(struct volume *v)
{
struct file_header sentinel, conf;
int next, block = 0;
uint32_t seq;
next = snapshot_next_free(v, &seq);
block = config_find(v, &conf, &sentinel);
if (is_config(&conf) && conf.seq != seq) {
conf.magic = 0;
volume_erase(v, next * v->block_size, 2 * v->block_size);
}
if (is_config(&sentinel) && (sentinel.seq != seq)) {
sentinel.magic = 0;
volume_erase(v, block * v->block_size, v->block_size);
}
if (!is_config(&conf) && !is_config(&sentinel)) {
// ULOG_ERR("no config found\n");
} else if (((is_config(&conf) && is_config(&sentinel)) &&
(memcmp(conf.md5, sentinel.md5, sizeof(conf.md5)) || (conf.seq != sentinel.seq))) ||
(is_config(&conf) && !is_config(&sentinel))) {
uint32_t seq;
int next = snapshot_next_free(v, &seq);
int ret = snapshot_read_file(v, next, "/tmp/config.tar.gz", CONF);
if (ret > 0) {
if (sentinel_write(v, conf.seq))
ULOG_ERR("failed to write sentinel data");
}
} else if (!is_config(&conf) && is_config(&sentinel) && next) {
int ret = snapshot_read_file(v, block, "/tmp/config.tar.gz", CONF);
if (ret > 0)
if (volatile_write(v, sentinel.seq))
ULOG_ERR("failed to write sentinel data");
} else
ULOG_INFO("config in sync\n");
unlink("/tmp/config.tar.gz");
return 0;
}
/*
* config_checksum --
* Checksum configuration.
*/
static void
config_checksum(void)
{
CONFIG *cp;
/* Choose a checksum mode if nothing was specified. */
cp = config_find("checksum", strlen("checksum"));
if (!(cp->flags & C_PERM))
switch (MMRAND(1, 10)) {
case 1: /* 10% */
config_single("checksum=on", 0);
break;
case 2: /* 10% */
config_single("checksum=off", 0);
break;
default: /* 80% */
config_single("checksum=uncompressed", 0);
break;
}
}
unsigned long pi_configlock_event_load_old (plugin_user_t * user, void *dummy, unsigned long event,
buffer_t * token)
{
FILE *fp;
unsigned long l;
char buffer[1024], *c;
configlock_t *lock;
config_element_t *elem;
while (locklist) {
lock = locklist;
locklist = locklist->next;
free (lock);
}
config_load_old (filename);
fp = fopen (filename, "r");
if (!fp)
return PLUGIN_RETVAL_CONTINUE;
while (fgets (buffer, 1024, fp)) {
for (c = buffer; *c && *c != ' '; c++);
if (!*c)
continue;
*c++ = '\0';
elem = config_find (buffer);
if (!elem)
continue;
lock = malloc (sizeof (configlock_t));
memset (lock, 0, sizeof (configlock_t));
lock->elem = elem;
strncpy (lock->name, elem->name, CONFIG_NAMELENGTH);
switch (elem->type) {
case CFG_ELEM_PTR:
sscanf (c, "%p", &lock->data.v_ptr);
break;
case CFG_ELEM_LONG:
sscanf (c, "%ld", &lock->data.v_long);
break;
case CFG_ELEM_ULONG:
case CFG_ELEM_CAP:
case CFG_ELEM_MEMSIZE:
sscanf (c, "%lu", &lock->data.v_ulong);
break;
case CFG_ELEM_BYTESIZE:
case CFG_ELEM_ULONGLONG:
#ifndef USE_WINDOWS
sscanf (c, "%Lu", &lock->data.v_ulonglong);
#else
sscanf (c, "%I64u", &lock->data.v_ulonglong);
#endif
break;
case CFG_ELEM_INT:
sscanf (c, "%d", &lock->data.v_int);
break;
case CFG_ELEM_UINT:
sscanf (c, "%u", &lock->data.v_uint);
break;
case CFG_ELEM_DOUBLE:
sscanf (c, "%lf", &lock->data.v_double);
break;
case CFG_ELEM_STRING:
if (lock->data.v_string)
free (lock->data.v_string);
l = strlen (c);
if (c[l - 1] == '\n')
c[l-- - 1] = '\0';
if ((*c == '"') && (c[l - 1] == '"')) {
c[l - 1] = '\0';
c++;
};
lock->data.v_string = string_unescape (c);
break;
case CFG_ELEM_IP:
{
#ifdef HAVE_INET_NTOA
struct in_addr ia;
if (inet_aton (c, &ia))
lock->data.v_ip = ia.s_addr;
#else
#warning "inet_ntoa not support. Support for CFG_ELEM_IP disabled."
#endif
break;
}
}
lock->next = locklist;
locklist = lock;
}
fclose (fp);
return PLUGIN_RETVAL_CONTINUE;
}
unsigned long pi_configlock_event_load (plugin_user_t * user, void *dummy, unsigned long event,
void *arg)
{
FILE *fp;
configlock_t *lock;
config_element_t *elem;
xml_node_t *base, *node;
if (!arg)
goto leave;
while (locklist) {
lock = locklist;
locklist = locklist->next;
free (lock);
}
fp = fopen ("configlock.xml", "r");
if (!fp)
goto leave;
base = xml_read (fp);
if (!base) {
fclose (fp);
goto leave;
}
if (strcmp (base->name, HUBSOFT_NAME)) {
xml_free (base);
goto leave;
}
config_load (base);
node = xml_node_find (base, "Config");
for (node = node->children; node; node = xml_next (node)) {
elem = config_find (node->name);
if (!elem)
continue;
lock = malloc (sizeof (configlock_t));
memset (lock, 0, sizeof (configlock_t));
lock->elem = elem;
strncpy (lock->name, elem->name, CONFIG_NAMELENGTH);
xml_node_get (node, elem->type, &lock->data.v_ptr);
lock->next = locklist;
locklist = lock;
}
xml_free (base);
fclose (fp);
return PLUGIN_RETVAL_CONTINUE;
leave:
return pi_configlock_event_load_old (user, dummy, event, NULL);
}
/*
* config_single --
* Set a single configuration structure value.
*/
void
config_single(const char *s, int perm)
{
CONFIG *cp;
int v;
const char *ep;
if ((ep = strchr(s, '=')) == NULL) {
fprintf(stderr,
"%s: %s: illegal configuration value\n", g.progname, s);
exit(EXIT_FAILURE);
}
cp = config_find(s, (size_t)(ep - s));
cp->flags |= perm ? C_PERM : C_TEMP;
++ep;
if (cp->flags & C_STRING) {
if (strncmp(s, "data_source", strlen("data_source")) == 0 &&
strncmp("file", ep, strlen("file")) != 0 &&
strncmp("helium", ep, strlen("helium")) != 0 &&
strncmp("kvsbdb", ep, strlen("kvsbdb")) != 0 &&
strncmp("lsm", ep, strlen("lsm")) != 0 &&
strncmp("table", ep, strlen("table")) != 0) {
fprintf(stderr,
"Invalid data source option: %s\n", ep);
exit(EXIT_FAILURE);
}
if (strncmp(s, "checksum", strlen("checksum")) == 0) {
config_map_checksum(ep, &g.c_checksum_flag);
*cp->vstr = strdup(ep);
} else if (strncmp(
s, "compression", strlen("compression")) == 0) {
config_map_compression(ep, &g.c_compression_flag);
*cp->vstr = strdup(ep);
} else if (strncmp(s, "file_type", strlen("file_type")) == 0) {
config_map_file_type(ep, &g.type);
*cp->vstr = strdup(config_file_type(g.type));
} else
*cp->vstr = strdup(ep);
if (*cp->vstr == NULL)
syserr("malloc");
return;
}
v = atoi(ep);
if (cp->flags & C_BOOL) {
if (v != 0 && v != 1) {
fprintf(stderr, "%s: %s: value of boolean not 0 or 1\n",
g.progname, s);
exit(EXIT_FAILURE);
}
} else if (v < 0 || (u_int)v < cp->min || (u_int)v > cp->maxset) {
fprintf(stderr, "%s: %s: value of %" PRIu32
" outside min/max values of %" PRIu32 "-%" PRIu32 "\n",
g.progname, s, *cp->v, cp->min, cp->maxset);
exit(EXIT_FAILURE);
}
*cp->v = (u_int)v;
}
/*
* config_setup --
* Initialize configuration for a run.
*/
void
config_setup(void)
{
CONFIG *cp;
/* Clear any temporary values. */
config_clear();
/*
* Choose a data source type and a file type: they're interrelated (LSM
* trees are only compatible with row-store) and other items depend on
* them.
*/
if (!config_find_is_perm("data_source", strlen("data_source")))
switch (MMRAND(0, 2)) {
case 0:
config_single("data_source=file", 0);
break;
case 1:
#if 0
config_single("data_source=lsm", 0);
break;
#endif
case 2:
config_single("data_source=table", 0);
break;
}
if (!config_find_is_perm("file_type", strlen("file_type"))) {
if (strcmp(g.c_data_source, "lsm") == 0)
config_single("file_type=row", 0);
else
switch (MMRAND(0, 2)) {
case 0:
config_single("file_type=fix", 0);
break;
case 1:
config_single("file_type=var", 0);
break;
case 2:
config_single("file_type=row", 0);
break;
}
}
g.type = config_translate(g.c_file_type);
/*
* If data_source and file_type were both "permanent", we may still
* have a mismatch.
*/
if (g.type != ROW && strcmp(g.c_data_source, "lsm") == 0) {
fprintf(stderr,
"%s: lsm data_source is only compatible with row file_type\n",
g.progname);
exit(EXIT_FAILURE);
}
/* Build the object name. */
if ((g.uri = malloc(
strlen(g.c_data_source) + strlen(WT_NAME) + 2)) == NULL)
syserr("malloc");
strcpy(g.uri, g.c_data_source);
strcat(g.uri, ":");
strcat(g.uri, WT_NAME);
/* Default single-threaded half of the time. */
cp = config_find("threads", strlen("threads"));
if (!(cp->flags & C_PERM))
*cp->v = MMRAND(0, 1) ? 1: CONF_RAND(cp);
/* Fill in random values for the rest of the run. */
for (cp = c; cp->name != NULL; ++cp) {
if (cp->flags & (C_IGNORE | C_PERM | C_TEMP))
continue;
/*
* Boolean flags are 0 or 1, but only set N in 100 where the
* variable's min value is N. Set the flag if we rolled >=
* the min, 0 otherwise.
*/
if (cp->flags & C_BOOL)
*cp->v = MMRAND(1, 100) <= cp->min ? 1 : 0;
else
*cp->v = CONF_RAND(cp);
}
config_compression();
/* Clear operations values if the whole run is read-only. */
if (g.c_ops == 0)
for (cp = c; cp->name != NULL; ++cp)
if (cp->flags & C_OPS)
*cp->v = 0;
/* Multi-threaded runs cannot be replayed. */
if (g.replay && !SINGLETHREADED)
die(0, "-r is incompatible with threaded runs");
/*
* Periodically, set the delete percentage to 0 so salvage gets run,
* as long as the delete percentage isn't nailed down.
*/
if (!g.replay && g.run_cnt % 10 == 0) {
cp = config_find("delete_pct", strlen("delete_pct"));
if (cp->name != NULL &&
!(cp->flags & (C_IGNORE | C_PERM | C_TEMP)))
g.c_delete_pct = 0;
}
/* Reset the key count. */
g.key_cnt = 0;
}
/*
* config_setup --
* Initialize configuration for a run.
*/
void
config_setup(void)
{
CONFIG *cp;
/* Clear any temporary values. */
config_clear();
/*
* Choose a data source type and a file type: they're interrelated (LSM
* trees are only compatible with row-store) and other items depend on
* them.
*/
if (!config_find_is_perm("data_source", strlen("data_source")))
switch (MMRAND(1, 3)) {
case 1:
config_single("data_source=file", 0);
break;
case 2:
config_single("data_source=lsm", 0);
break;
case 3:
config_single("data_source=table", 0);
break;
}
if (!config_find_is_perm("file_type", strlen("file_type")))
switch (DATASOURCE("lsm") ? 3 : MMRAND(1, 3)) {
case 1:
config_single("file_type=fix", 0);
break;
case 2:
config_single("file_type=var", 0);
break;
case 3:
config_single("file_type=row", 0);
break;
}
config_map_file_type(g.c_file_type, &g.type);
/*
* If data_source and file_type were both "permanent", we may still
* have a mismatch.
*/
if (DATASOURCE("lsm") && g.type != ROW) {
fprintf(stderr,
"%s: lsm data_source is only compatible with row file_type\n",
g.progname);
exit(EXIT_FAILURE);
}
/*
* Build the top-level object name: we're overloading data_source in
* our configuration, LSM or KVS devices are "tables", but files are
* tested as well.
*/
if ((g.uri = malloc(256)) == NULL)
syserr("malloc");
strcpy(g.uri, DATASOURCE("file") ? "file:" : "table:");
if (DATASOURCE("helium"))
strcat(g.uri, "dev1/");
strcat(g.uri, WT_NAME);
/* Default single-threaded 10% of the time. */
cp = config_find("threads", strlen("threads"));
if (!(cp->flags & C_PERM))
*cp->v = MMRAND(1, 100) < 10 ? 1: CONF_RAND(cp);
/* Fill in random values for the rest of the run. */
for (cp = c; cp->name != NULL; ++cp) {
if (cp->flags & (C_IGNORE | C_PERM | C_TEMP))
continue;
/*
* Boolean flags are 0 or 1, but only set N in 100 where the
* variable's min value is N. Set the flag if we rolled >=
* the min, 0 otherwise.
*/
if (cp->flags & C_BOOL)
*cp->v = MMRAND(1, 100) <= cp->min ? 1 : 0;
else
*cp->v = CONF_RAND(cp);
}
/* Required shared libraries. */
if (DATASOURCE("helium") && access(HELIUM_PATH, R_OK) != 0)
die(errno, "Levyx/helium shared library: %s", HELIUM_PATH);
if (DATASOURCE("kvsbdb") && access(KVS_BDB_PATH, R_OK) != 0)
die(errno, "kvsbdb shared library: %s", KVS_BDB_PATH);
/* Some data-sources don't support user-specified collations. */
if (DATASOURCE("helium") || DATASOURCE("kvsbdb"))
g.c_reverse = 0;
config_checksum();
config_compression();
/* Clear operations values if the whole run is read-only. */
if (g.c_ops == 0)
for (cp = c; cp->name != NULL; ++cp)
if (cp->flags & C_OPS)
*cp->v = 0;
/*
* Periodically, set the delete percentage to 0 so salvage gets run,
* as long as the delete percentage isn't nailed down.
*/
if (!g.replay && g.run_cnt % 10 == 0) {
cp = config_find("delete_pct", strlen("delete_pct"));
if (cp->name != NULL &&
!(cp->flags & (C_IGNORE | C_PERM | C_TEMP)))
g.c_delete_pct = 0;
}
/*
* If this is an LSM run, set the cache size and crank up the insert
* percentage.
*/
if (DATASOURCE("lsm")) {
cp = config_find("cache", strlen("cache"));
if (!(cp->flags & C_PERM))
g.c_cache = 30 * g.c_chunk_size;
cp = config_find("insert_pct", strlen("insert_pct"));
if (cp->name != NULL &&
!(cp->flags & (C_IGNORE | C_PERM | C_TEMP)))
g.c_insert_pct = MMRAND(50, 85);
}
/*
* Key/value minimum/maximum are related, correct unless specified by
* the configuration.
*/
cp = config_find("key_min", strlen("key_min"));
if (!(cp->flags & C_PERM) && g.c_key_min > g.c_key_max)
g.c_key_min = g.c_key_max;
cp = config_find("key_max", strlen("key_max"));
if (!(cp->flags & C_PERM) && g.c_key_max < g.c_key_min)
g.c_key_max = g.c_key_min;
if (g.c_key_min > g.c_key_max)
die(EINVAL, "key_min may not be larger than key_max");
cp = config_find("value_min", strlen("value_min"));
if (!(cp->flags & C_PERM) && g.c_value_min > g.c_value_max)
g.c_value_min = g.c_value_max;
cp = config_find("value_max", strlen("value_max"));
if (!(cp->flags & C_PERM) && g.c_value_max < g.c_value_min)
g.c_value_max = g.c_value_min;
if (g.c_value_min > g.c_value_max)
die(EINVAL, "value_min may not be larger than value_max");
/* Reset the key count. */
g.key_cnt = 0;
}
int loadEffect(cnode *root)
{
cnode *node;
effect_uuid_t uuid;
lib_entry_t *l;
effect_descriptor_t *d;
list_elem_t *e;
node = config_find(root, LIBRARY_TAG);
if (node == NULL) {
return -EINVAL;
}
l = getLibrary(node->value);
if (l == NULL) {
ALOGW("loadEffect() could not get library %s", node->value);
return -EINVAL;
}
node = config_find(root, UUID_TAG);
if (node == NULL) {
return -EINVAL;
}
if (stringToUuid(node->value, &uuid) != 0) {
ALOGW("loadEffect() invalid uuid %s", node->value);
return -EINVAL;
}
d = malloc(sizeof(effect_descriptor_t));
if (!d) {
ALOGE("failed to allocate effect descriptor");
return -EINVAL;
}
if (l->desc->get_descriptor(&uuid, d) != 0) {
char s[40];
uuidToString(&uuid, s, 40);
ALOGW("Error querying effect %s on lib %s", s, l->name);
free(d);
return -EINVAL;
}
#if (LOG_NDEBUG==0)
char s[256];
dumpEffectDescriptor(d, s, 256);
ALOGV("loadEffect() read descriptor %p:%s",d, s);
#endif
if (EFFECT_API_VERSION_MAJOR(d->apiVersion) !=
EFFECT_API_VERSION_MAJOR(EFFECT_CONTROL_API_VERSION)) {
ALOGW("Bad API version %08x on lib %s", d->apiVersion, l->name);
free(d);
return -EINVAL;
}
e = malloc(sizeof(list_elem_t));
if (!e) {
return -ENOMEM;
}
e->object = d;
e->next = l->effects;
l->effects = e;
// After the UUID node in the config_tree, if node->next is valid,
// that would be sub effect node.
// Find the sub effects and add them to the gSubEffectList
node = node->next;
int count = 2;
bool hwSubefx = false, swSubefx = false;
list_sub_elem_t *sube = NULL;
if (node != NULL) {
ALOGV("Adding the effect to gEffectSubList as there are sub effects");
sube = malloc(sizeof(list_sub_elem_t));
if (!sube) {
ALOGE("failed to allocate sub element list");
return -ENOMEM;
}
sube->object = d;
sube->sub_elem = NULL;
sube->next = gSubEffectList;
gSubEffectList = sube;
}
while (node != NULL && count) {
if (addSubEffect(node)) {
ALOGW("loadEffect() could not add subEffect %s", node->value);
// Change the gSubEffectList to point to older list;
gSubEffectList = sube->next;
free(sube->sub_elem);// Free an already added sub effect
sube->sub_elem = NULL;
free(sube);
return -ENOENT;
}
sub_effect_entry_t *subEntry = (sub_effect_entry_t*)gSubEffectList->sub_elem->object;
effect_descriptor_t *subEffectDesc = (effect_descriptor_t*)(subEntry->object);
// Since we return a dummy descriptor for the proxy during
// get_descriptor call,we replace it with the correspoding
// sw effect descriptor, but with Proxy UUID
// check for Sw desc
if (!((subEffectDesc->flags & EFFECT_FLAG_HW_ACC_MASK) ==
EFFECT_FLAG_HW_ACC_TUNNEL)) {
swSubefx = true;
*d = *subEffectDesc;
d->uuid = uuid;
ALOGV("loadEffect() Changed the Proxy desc");
} else
hwSubefx = true;
count--;
node = node->next;
}
// 1 HW and 1 SW sub effect found. Set the offload flag in the Proxy desc
if (hwSubefx && swSubefx) {
d->flags |= EFFECT_FLAG_OFFLOAD_SUPPORTED;
}
return 0;
}
int loadLibrary(cnode *root, const char *name)
{
cnode *node;
void *hdl;
audio_effect_library_t *desc;
list_elem_t *e;
lib_entry_t *l;
node = config_find(root, PATH_TAG);
if (node == NULL) {
return -EINVAL;
}
hdl = dlopen(node->value, RTLD_NOW);
if (hdl == NULL) {
ALOGW("loadLibrary() failed to open %s", node->value);
goto error;
}
desc = (audio_effect_library_t *)dlsym(hdl, AUDIO_EFFECT_LIBRARY_INFO_SYM_AS_STR);
if (desc == NULL) {
ALOGW("loadLibrary() could not find symbol %s", AUDIO_EFFECT_LIBRARY_INFO_SYM_AS_STR);
goto error;
}
if (AUDIO_EFFECT_LIBRARY_TAG != desc->tag) {
ALOGW("getLibrary() bad tag %08x in lib info struct", desc->tag);
goto error;
}
if (EFFECT_API_VERSION_MAJOR(desc->version) !=
EFFECT_API_VERSION_MAJOR(EFFECT_LIBRARY_API_VERSION)) {
ALOGW("loadLibrary() bad lib version %08x", desc->version);
goto error;
}
// add entry for library in gLibraryList
l = malloc(sizeof(lib_entry_t));
l->name = strndup(name, PATH_MAX);
l->path = strndup(node->value, PATH_MAX);
l->handle = hdl;
l->desc = desc;
l->effects = NULL;
pthread_mutex_init(&l->lock, NULL);
e = malloc(sizeof(list_elem_t));
e->object = l;
pthread_mutex_lock(&gLibLock);
e->next = gLibraryList;
gLibraryList = e;
pthread_mutex_unlock(&gLibLock);
ALOGV("getLibrary() linked library %p for path %s", l, node->value);
return 0;
error:
if (hdl != NULL) {
dlclose(hdl);
}
return -EINVAL;
}