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module-card-restore: Remove "version" from internal entry struct

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If we always write entries of the latest version, we can simplify
code a little by only handling old versions in the "entry_read"
function and assume we have the latest version everywhere else.

Suggested-by: Tanu Kaskinen <tanuk@iki.fi>
Signed-off-by: David Henningsson <david.henningsson@canonical.com>
This commit is contained in:
David Henningsson 2015-11-17 15:10:36 +01:00 • committed by Tanu Kaskinen
parent e87100d41e
commit bea37613ce
1 changed files with 7 additions and 10 deletions
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17
src/modules/module-card-restore.c
View file

@ -73,7 +73,6 @@ struct port_info {
};
struct entry {
uint8_t version;
char *profile;
pa_hashmap *ports; /* Port name -> struct port_info */
};
@ -110,7 +109,6 @@ static void port_info_free(struct port_info *p_info) {
static struct entry* entry_new(void) {
struct entry *r = pa_xnew0(struct entry, 1);
r->version = ENTRY_VERSION;
r->ports = pa_hashmap_new_full(pa_idxset_string_hash_func, pa_idxset_string_compare_func, NULL, (pa_free_cb_t) port_info_free);
return r;
}
@ -193,15 +191,14 @@ static bool entry_write(struct userdata *u, const char *name, const struct entry
pa_assert(e);
t = pa_tagstruct_new();
pa_tagstruct_putu8(t, e->version);
pa_tagstruct_putu8(t, ENTRY_VERSION);
pa_tagstruct_puts(t, e->profile);
pa_tagstruct_putu32(t, pa_hashmap_size(e->ports));
PA_HASHMAP_FOREACH(p_info, e->ports, state) {
pa_tagstruct_puts(t, p_info->name);
pa_tagstruct_puts64(t, p_info->offset);
if (e->version >= 3)
pa_tagstruct_puts(t, p_info->profile);
pa_tagstruct_puts(t, p_info->profile);
}
key.data = (char *) name;
@ -258,6 +255,7 @@ static struct entry* entry_read(struct userdata *u, const char *name) {
struct entry *e = NULL;
pa_tagstruct *t = NULL;
const char* profile;
uint8_t version;
pa_assert(u);
pa_assert(name);
@ -275,8 +273,8 @@ static struct entry* entry_read(struct userdata *u, const char *name) {
t = pa_tagstruct_new_fixed(data.data, data.size);
e = entry_new();
if (pa_tagstruct_getu8(t, &e->version) < 0 ||
e->version > ENTRY_VERSION ||
if (pa_tagstruct_getu8(t, &version) < 0 ||
version > ENTRY_VERSION ||
pa_tagstruct_gets(t, &profile) < 0) {
goto fail;
@ -287,7 +285,7 @@ static struct entry* entry_read(struct userdata *u, const char *name) {
e->profile = pa_xstrdup(profile);
if (e->version >= 2) {
if (version >= 2) {
uint32_t port_count = 0;
const char *port_name = NULL, *profile_name = NULL;
int64_t port_offset = 0;
@ -303,7 +301,7 @@ static struct entry* entry_read(struct userdata *u, const char *name) {
pa_hashmap_get(e->ports, port_name) ||
pa_tagstruct_gets64(t, &port_offset) < 0)
goto fail;
if (e->version >= 3 && pa_tagstruct_gets(t, &profile_name) < 0)
if (version >= 3 && pa_tagstruct_gets(t, &profile_name) < 0)
goto fail;
p_info = port_info_new(NULL);
@ -399,7 +397,6 @@ static void update_profile_for_port(struct entry *entry, pa_card *card, pa_devic
if (!pa_safe_streq(p_info->profile, p->preferred_profile)) {
pa_xfree(p_info->profile);
p_info->profile = pa_xstrdup(p->preferred_profile);
entry->version = ENTRY_VERSION;
pa_log_info("Storing profile %s for port %s on card %s.", p_info->profile, p->name, card->name);
}
}