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implemented wrap around of registered IKEv1 algorithm names

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This commit is contained in:
Andreas Steffen
2010-12-26 17:11:02 +01:00
parent 690d5aed59
commit 27a66f9393
4 changed files with 63 additions and 79 deletions
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src/pluto/kernel_alg.c
+25 -25
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@@ -397,55 +397,55 @@ struct sadb_alg* kernel_alg_esp_sadb_alg(u_int alg_id)
return sadb_alg;
}
/**
* Print the name of a kernel algorithm
*/
static void print_alg(char *buf, int *len, enum_names *alg_names, int alg_type)
{
char alg_name[BUF_LEN];
int alg_name_len;
alg_name_len = sprintf(alg_name, " %s", enum_name(alg_names, alg_type));
if (*len + alg_name_len > CRYPTO_MAX_ALG_LINE)
{
whack_log(RC_COMMENT, "%s", buf);
*len = sprintf(buf, " ");
}
sprintf(buf + *len, "%s", alg_name);
*len += alg_name_len;
}
void kernel_alg_list(void)
{
char buf[BUF_LEN];
char *pos;
int n, len;
int len;
u_int sadb_id;
whack_log(RC_COMMENT, " ");
whack_log(RC_COMMENT, "List of registered ESP Algorithms:");
whack_log(RC_COMMENT, " ");
pos = buf;
*pos = '\0';
len = BUF_LEN;
len = sprintf(buf, " encryption:");
for (sadb_id = 1; sadb_id <= SADB_EALG_MAX; sadb_id++)
{
if (ESP_EALG_PRESENT(sadb_id))
{
n = snprintf(pos, len, " %s",
enum_name(&esp_transform_names, sadb_id));
pos += n;
len -= n;
if (len <= 0)
{
break;
}
print_alg(buf, &len, &esp_transform_names, sadb_id);
}
}
whack_log(RC_COMMENT, " encryption:%s", buf);
whack_log(RC_COMMENT, "%s", buf);
pos = buf;
*pos = '\0';
len = BUF_LEN;
len = sprintf(buf, " integrity: ");
for (sadb_id = 1; sadb_id <= SADB_AALG_MAX; sadb_id++)
{
if (ESP_AALG_PRESENT(sadb_id))
{
u_int aaid = alg_info_esp_sadb2aa(sadb_id);
n = snprintf(pos, len, " %s", enum_name(&auth_alg_names, aaid));
pos += n;
len -= n;
if (len <= 0)
{
break;
}
print_alg(buf, &len, &auth_alg_names, aaid);
}
}
whack_log(RC_COMMENT, " integrity: %s", buf);
whack_log(RC_COMMENT, "%s", buf);
}
void kernel_alg_show_connection(connection_t *c, const char *instance)