plugin_status_t start_plugin_list(GSList *plugin_list) {
struct plugin *plugin = NULL;
GSList* iterator = NULL;
int rc;
pthread_t check_thr;
if (plugin_list == NULL)
return PLUGIN_ERROR_NULL;
for (iterator = plugin_list; iterator; iterator = iterator->next) {
plugin = iterator->data;
if (load_shared_library(plugin) != PLUGIN_OK) {
printf("Failed to load %s\n", plugin->library_name);
} else {
if ((rc = pthread_create(&(plugin->plugin_thread),
NULL,
start_plugin,
plugin))) {
printf("Failed to create thread\n");
}
}
}
return PLUGIN_OK;
}
static inline void* calc_reloc(uint32_t offset, struct flat_hdr * header, void *base) {
/* the library id is located in high byte of offset entry */
int id = (offset >> 24) & 0xff;
offset &= 0x00ffffff;
/* fix up offset */
if (id != 0) {
/* need to load shared library */
#ifndef SHARED_LIB_SUPPORT
error_user_return("No support for bFLT shared libraries built in.");
#else
if (load_shared_library(id, &base, header->build_date) != 0) return (void*)-1;
#endif
}
return (void*)((uint32_t)base + offset);
}
int init_external_locking(struct locking_type *locking, struct cmd_context *cmd,
int suppress_messages)
{
const char *libname;
if (_locking_lib) {
log_error_suppress(suppress_messages, "External locking already initialised");
return 1;
}
locking->lock_resource = _lock_resource;
locking->fin_locking = _fin_external_locking;
locking->reset_locking = _reset_external_locking;
locking->flags = 0;
libname = find_config_tree_str(cmd, "global/locking_library",
DEFAULT_LOCKING_LIB);
if (!(_locking_lib = load_shared_library(cmd, libname, "locking", 1)))
return_0;
/* Get the functions we need */
if (!(_init_fn = dlsym(_locking_lib, "locking_init")) ||
!(_lock_fn = dlsym(_locking_lib, "lock_resource")) ||
!(_reset_fn = dlsym(_locking_lib, "reset_locking")) ||
!(_end_fn = dlsym(_locking_lib, "locking_end"))) {
log_error_suppress(suppress_messages, "Shared library %s does "
"not contain locking functions", libname);
dlclose(_locking_lib);
_locking_lib = NULL;
return 0;
}
if (!(_lock_query_fn = dlsym(_locking_lib, "query_resource")))
log_warn_suppress(suppress_messages, "WARNING: %s: _query_resource() "
"missing: Using inferior activation method.", libname);
log_verbose("Loaded external locking library %s", libname);
return _init_fn(2, cmd->cft, &locking->flags);
}
int init_external_locking(struct locking_type *locking, struct cmd_context *cmd)
{
const char *libname;
if (_locking_lib) {
log_error("External locking already initialised");
return 1;
}
locking->lock_resource = _lock_resource;
locking->fin_locking = _fin_external_locking;
locking->reset_locking = _reset_external_locking;
locking->flags = 0;
libname = find_config_tree_str(cmd, "global/locking_library",
DEFAULT_LOCKING_LIB);
if (!(_locking_lib = load_shared_library(cmd, libname, "locking", 1))) {
stack;
return 0;
}
/* Get the functions we need */
if (!(_init_fn = dlsym(_locking_lib, "locking_init")) ||
!(_lock_fn = dlsym(_locking_lib, "lock_resource")) ||
!(_reset_fn = dlsym(_locking_lib, "reset_locking")) ||
!(_end_fn = dlsym(_locking_lib, "locking_end"))) {
log_error("Shared library %s does not contain locking "
"functions", libname);
dlclose(_locking_lib);
_locking_lib = NULL;
return 0;
}
log_verbose("Loaded external locking library %s", libname);
return _init_fn(2, cmd->cft, &locking->flags);
}
bool open(){return (handle_ = load_shared_library(location_.c_str())) != 0;}
