summaryrefslogtreecommitdiff
path: root/src/erasurecode.c
diff options
context:
space:
mode:
authorEric Lambert <eric.lambert@seagate.com>2014-09-29 13:24:50 -0700
committerEric Lambert <eric.lambert@seagate.com>2014-09-29 13:24:50 -0700
commitbe8dcbcc2736c717df07675d3e83d4736c91a0bd (patch)
treecc369eae9acfb9d118854801d91e1e9a07d4c4a9 /src/erasurecode.c
parent3a108f751cd522fb30f348ff8968caeef7f6f9b8 (diff)
downloadliberasurecode-be8dcbcc2736c717df07675d3e83d4736c91a0bd.tar.gz
Char * backend names are no longer supported. They have been replaced with elements of the ec_backend_id_t enum.
Diffstat (limited to 'src/erasurecode.c')
-rw-r--r--src/erasurecode.c79
1 files changed, 5 insertions, 74 deletions
diff --git a/src/erasurecode.c b/src/erasurecode.c
index 0d7e563..7c2cbd0 100644
--- a/src/erasurecode.c
+++ b/src/erasurecode.c
@@ -43,12 +43,6 @@ extern struct ec_backend_common backend_flat_xor_hd;
extern struct ec_backend_common backend_jerasure_rs_vand;
extern struct ec_backend_common backend_jerasure_rs_cauchy;
-static const char *ec_chksum_types[CHKSUM_TYPES_MAX] = {
- "none",
- "crc32",
- "md5",
-};
-
ec_backend_t ec_backends_supported[] = {
(ec_backend_t) &backend_null,
(ec_backend_t) &backend_jerasure_rs_vand,
@@ -61,38 +55,6 @@ ec_backend_t ec_backends_supported[] = {
int num_supported_backends = 0;
char *ec_backends_supported_str[EC_BACKENDS_MAX];
-/* Get EC backend by name */
-ec_backend_t liberasurecode_backend_lookup_by_name(const char *name)
-{
- if (NULL == name)
- return NULL;
-
- int b = 0;
-
- for (b = 0; ec_backends_supported[b]; ++b) {
- if (!strcmp(ec_backends_supported[b]->common.name, name))
- return ec_backends_supported[b];
- }
-
- return NULL;
-}
-
-/* Name to ID mapping for EC backend */
-ec_backend_id_t liberasurecode_backend_lookup_id(const char *name)
-{
- if (NULL == name)
- return EC_BACKENDS_MAX;
- int b = 0;
-
- for (b = 0; ec_backends_supported[b]; ++b) {
- ec_backend_t backend = ec_backends_supported[b];
- if (backend && !strcmp(backend->common.name, name))
- return backend->common.id;
- }
-
- return EC_BACKENDS_MAX;
-}
-
/* =~=*=~==~=*=~==~=*=~= EC backend instance management =~=*=~==~=*=~==~=*= */
/* Registered erasure code backend instances */
@@ -255,41 +217,11 @@ liberasurecode_exit(void) {
/* =~=*=~==~=*=~= liberasurecode frontend API implementation =~=*=~==~=*=~== */
/**
- * Returns a list of EC backends implemented/enabled - the user
- * should always rely on the return from this function as this
- * set of backends can be different from the names listed in
- * ec_backend_names above.
- *
- * @param num_backends - pointer to return number of backends in
- *
- * @returns list of EC backends implemented
- */
-const char ** liberasurecode_supported_backends(int *num_backends)
-{
- *num_backends = num_supported_backends;
- return (const char **) ec_backends_supported_str;
-}
-
-/**
- * Returns a list of checksum types supported for fragment data, stored in
- * individual fragment headers as part of fragment metadata
- *
- * @param num_checksum_types - pointer to int, size of list returned
- *
- * @returns list of checksum types supported for fragment data
- */
-const char ** liberasurecode_supported_checksum_types(int *num_checksum_types)
-{
- *num_checksum_types = CHKSUM_TYPES_MAX;
- return (const char **) ec_chksum_types;
-}
-
-/**
* Create a liberasurecode instance and return a descriptor
* for use with EC operations (encode, decode, reconstruct)
*
- * @param backend_name - one of the supported backends as
- * defined by ec_backend_names
+ * @param id - one of the supported backends as
+ * defined by ec_backend_id_t
* @param ec_args - arguments to the EC backend
* arguments common to all backends
* k - number of data fragments
@@ -303,17 +235,16 @@ const char ** liberasurecode_supported_checksum_types(int *num_checksum_types)
*
* @returns liberasurecode instance descriptor (int > 0)
*/
-int liberasurecode_instance_create(const char *backend_name,
+int liberasurecode_instance_create(const ec_backend_id_t id,
struct ec_args *args)
{
int err = 0;
ec_backend_t instance = NULL;
struct ec_backend_args bargs;
- if (!backend_name || !args)
+ if (!args)
return -1;
- ec_backend_id_t id = liberasurecode_backend_lookup_id(backend_name);
- if (EC_BACKENDS_MAX == id)
+ if (id >= EC_BACKENDS_MAX)
return -EBACKENDNOTSUPP;
/* Allocate memory for ec_backend instance */