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Use the preload_fetch_addr() and preload_fetch_size() convenience

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functions to obtain the address and size of the preloaded key files.

Sponsored by: Juniper Networks.
This commit is contained in:
Marcel Moolenaar 2011-02-13 19:34:48 +00:00
parent bba39e1034
commit 1e189c0839
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=218663
1 changed files with 12 additions and 13 deletions
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25
sys/geom/eli/g_eli.c
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@ -981,8 +981,9 @@ g_eli_destroy_geom(struct gctl_req *req __unused,
static int
g_eli_keyfiles_load(struct hmac_ctx *ctx, const char *provider)
{
u_char *keyfile, *data, *size;
u_char *keyfile, *data;
char *file, name[64];
size_t size;
int i;
for (i = 0; ; i++) {
@ -990,15 +991,14 @@ g_eli_keyfiles_load(struct hmac_ctx *ctx, const char *provider)
keyfile = preload_search_by_type(name);
if (keyfile == NULL)
return (i); /* Return number of loaded keyfiles. */
data = preload_search_info(keyfile, MODINFO_ADDR);
data = preload_fetch_addr(keyfile);
if (data == NULL) {
G_ELI_DEBUG(0, "Cannot find key file data for %s.",
name);
return (0);
}
data = *(void **)data;
size = preload_search_info(keyfile, MODINFO_SIZE);
if (size == NULL) {
size = preload_fetch_size(keyfile);
if (size == 0) {
G_ELI_DEBUG(0, "Cannot find key file size for %s.",
name);
return (0);
@ -1011,15 +1011,16 @@ g_eli_keyfiles_load(struct hmac_ctx *ctx, const char *provider)
}
G_ELI_DEBUG(1, "Loaded keyfile %s for %s (type: %s).", file,
provider, name);
g_eli_crypto_hmac_update(ctx, data, *(size_t *)size);
g_eli_crypto_hmac_update(ctx, data, size);
}
}
static void
g_eli_keyfiles_clear(const char *provider)
{
u_char *keyfile, *data, *size;
u_char *keyfile, *data;
char name[64];
size_t size;
int i;
for (i = 0; ; i++) {
@ -1027,12 +1028,10 @@ g_eli_keyfiles_clear(const char *provider)
keyfile = preload_search_by_type(name);
if (keyfile == NULL)
return;
data = preload_search_info(keyfile, MODINFO_ADDR);
size = preload_search_info(keyfile, MODINFO_SIZE);
if (data == NULL || size == NULL)
continue;
data = *(void **)data;
bzero(data, *(size_t *)size);
data = preload_fetch_addr(keyfile);
size = preload_fetch_size(keyfile);
if (data != NULL && size != 0)
bzero(data, size);
}
}