Mercurial > dovecot > core-2.2
view src/lib-sasl/dsasl-client.c @ 21390:2e2563132d5f
Updated copyright notices to include the year 2017.
author | Stephan Bosch <stephan.bosch@dovecot.fi> |
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date | Wed, 11 Jan 2017 02:51:13 +0100 |
parents | 72f2a1b6f6ae |
children | e2cba0461f82 |
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/* Copyright (c) 2013-2017 Dovecot authors, see the included COPYING file */ #include "lib.h" #include "array.h" #include "safe-memset.h" #include "dsasl-client-private.h" static int init_refcount = 0; static ARRAY(const struct dsasl_client_mech *) dsasl_mechanisms = ARRAY_INIT; static const struct dsasl_client_mech * dsasl_client_mech_find_idx(const char *name, unsigned int *idx_r) { const struct dsasl_client_mech *const *mechp; array_foreach(&dsasl_mechanisms, mechp) { if (strcasecmp((*mechp)->name, name) == 0) { *idx_r = array_foreach_idx(&dsasl_mechanisms, mechp); return *mechp; } } return NULL; } const struct dsasl_client_mech *dsasl_client_mech_find(const char *name) { unsigned int idx; return dsasl_client_mech_find_idx(name, &idx); } const char *dsasl_client_mech_get_name(const struct dsasl_client_mech *mech) { return mech->name; } void dsasl_client_mech_register(const struct dsasl_client_mech *mech) { unsigned int idx; if (dsasl_client_mech_find_idx(mech->name, &idx) != NULL) { /* allow plugins to override the default mechanisms */ array_delete(&dsasl_mechanisms, idx, 1); } array_append(&dsasl_mechanisms, &mech, 1); } void dsasl_client_mech_unregister(const struct dsasl_client_mech *mech) { unsigned int idx; if (dsasl_client_mech_find_idx(mech->name, &idx) == NULL) i_panic("SASL mechanism not registered: %s", mech->name); array_delete(&dsasl_mechanisms, idx, 1); } struct dsasl_client *dsasl_client_new(const struct dsasl_client_mech *mech, const struct dsasl_client_settings *set) { struct dsasl_client *client; pool_t pool = pool_alloconly_create("sasl client", 512); client = p_malloc(pool, mech->struct_size); client->pool = pool; client->mech = mech; client->set.authid = p_strdup(pool, set->authid); client->set.authzid = p_strdup(pool, set->authzid); client->password = p_strdup(pool, set->password); client->set.password = client->password; return client; } void dsasl_client_free(struct dsasl_client **_client) { struct dsasl_client *client = *_client; *_client = NULL; if (client->mech->free != NULL) client->mech->free(client); safe_memset(client->password, 0, strlen(client->password)); pool_unref(&client->pool); } int dsasl_client_input(struct dsasl_client *client, const unsigned char *input, unsigned int input_len, const char **error_r) { return client->mech->input(client, input, input_len, error_r); } int dsasl_client_output(struct dsasl_client *client, const unsigned char **output_r, unsigned int *output_len_r, const char **error_r) { return client->mech->output(client, output_r, output_len_r, error_r); } void dsasl_clients_init(void) { if (init_refcount++ > 0) return; i_array_init(&dsasl_mechanisms, 8); dsasl_client_mech_register(&dsasl_client_mech_external); dsasl_client_mech_register(&dsasl_client_mech_plain); dsasl_client_mech_register(&dsasl_client_mech_login); } void dsasl_clients_deinit(void) { if (--init_refcount > 0) return; array_free(&dsasl_mechanisms); }