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module check irssi version

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Add explicit checks into every module to match the ABI version defined
in common.h
This commit is contained in:
ailin-nemui 2015-11-24 00:08:20 +01:00
commit ff8ccaf08b
10 changed files with 58 additions and 1 deletions
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26
src/core/modules-load.c
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@ -160,11 +160,14 @@ static int module_load_name(const char *path, const char *rootmodule,
{
void (*module_init) (void);
void (*module_deinit) (void);
void (*module_version) (int *);
GModule *gmodule;
MODULE_REC *module;
MODULE_FILE_REC *rec;
gpointer value_version = NULL;
gpointer value1, value2 = NULL;
char *initfunc, *deinitfunc;
char *versionfunc, *initfunc, *deinitfunc;
int module_abi_version = 0;
int found;
gmodule = module_open(path, &found);
@ -176,6 +179,27 @@ static int module_load_name(const char *path, const char *rootmodule,
return found ? 0 : -1;
}
/* get the module's irssi abi version and bail out on mismatch */
versionfunc = module_get_func(rootmodule, submodule, "abicheck");
if (!g_module_symbol(gmodule, versionfunc, &value_version)) {
g_free(versionfunc);
module_error(MODULE_ERROR_VERSION_MISMATCH, "0",
rootmodule, submodule);
g_module_close(gmodule);
return 0;
}
g_free(versionfunc);
module_version = value_version;
module_version(&module_abi_version);
if (module_abi_version != IRSSI_ABI_VERSION) {
char *module_abi_versionstr = g_strdup_printf("%d", module_abi_version);
module_error(MODULE_ERROR_VERSION_MISMATCH, module_abi_versionstr,
rootmodule, submodule);
g_free(module_abi_versionstr);
g_module_close(gmodule);
return 0;
}
/* get the module's init() and deinit() functions */
initfunc = module_get_func(rootmodule, submodule, "init");
deinitfunc = module_get_func(rootmodule, submodule, "deinit");