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[db] Add functions to read/store int64 values in admin table

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This commit is contained in:
chme 2017-11-12 09:27:26 +01:00
parent 37aaf73f6a
commit ea0cc64aa3
2 changed files with 92 additions and 10 deletions
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96
src/db.c
View File

@ -3768,13 +3768,28 @@ db_admin_set(const char *key, const char *value)
#undef Q_TMPL
}
char *
db_admin_get(const char *key)
int
db_admin_setint64(const char *key, int64_t value)
{
#define Q_TMPL "INSERT OR REPLACE INTO admin (key, value) VALUES ('%q', '%" PRIi64 "');"
char *query;
query = sqlite3_mprintf(Q_TMPL, key, value);
return db_query_run(query, 1, 0);
#undef Q_TMPL
}
static int
admin_get(const char *key, short type, void *value)
{
#define Q_TMPL "SELECT value FROM admin a WHERE a.key = '%q';"
char *query;
sqlite3_stmt *stmt;
char *res;
char *cval;
int32_t *ival;
int64_t *i64val;
char **strval;
int ret;
query = sqlite3_mprintf(Q_TMPL, key);
@ -3782,7 +3797,7 @@ db_admin_get(const char *key)
{
DPRINTF(E_LOG, L_DB, "Out of memory for query string\n");
return NULL;
return -1;
}
DPRINTF(E_DBG, L_DB, "Running query '%s'\n", query);
@ -3793,7 +3808,7 @@ db_admin_get(const char *key)
DPRINTF(E_WARN, L_DB, "Could not prepare statement: %s\n", sqlite3_errmsg(hdl));
sqlite3_free(query);
return NULL;
return -1;
}
ret = db_blocking_step(stmt);
@ -3806,12 +3821,41 @@ db_admin_get(const char *key)
sqlite3_finalize(stmt);
sqlite3_free(query);
return NULL;
return -1;
}
res = (char *)sqlite3_column_text(stmt, 0);
if (res)
res = strdup(res);
switch (type)
{
case DB_TYPE_CHAR:
cval = (char *) value;
*cval = sqlite3_column_int(stmt, 0);
break;
case DB_TYPE_INT:
ival = (int32_t *) value;
*ival = sqlite3_column_int(stmt, 0);
break;
case DB_TYPE_INT64:
i64val = (int64_t *) value;
*i64val = sqlite3_column_int64(stmt, 0);
break;
case DB_TYPE_STRING:
strval = (char **) value;
cval = (char *)sqlite3_column_text(stmt, 0);
if (cval)
*strval = strdup(cval);
break;
default:
DPRINTF(E_LOG, L_DB, "BUG: Unknown type %d in admin_set\n", type);
ret = -2;
}
#ifdef DB_PROFILE
while (db_blocking_step(stmt) == SQLITE_ROW)
@ -3821,11 +3865,43 @@ db_admin_get(const char *key)
sqlite3_finalize(stmt);
sqlite3_free(query);
return res;
return ret;
#undef Q_TMPL
}
char *
db_admin_get(const char *key)
{
char *value = NULL;
int ret;
ret = admin_get(key, DB_TYPE_STRING, &value);
if (ret < 0)
{
DPRINTF(E_LOG, L_DB, "Error reading admin value: %s\n", key);
return NULL;
}
return value;
}
int64_t
db_admin_getint64(const char *key)
{
int64_t value = 0;
int ret;
ret = admin_get(key, DB_TYPE_INT64, &value);
if (ret < 0)
{
DPRINTF(E_LOG, L_DB, "Error reading admin value: %s\n", key);
return 0;
}
return value;
}
int
db_admin_delete(const char *key)
{

6
src/db.h
View File

@ -680,9 +680,15 @@ db_spotify_files_delete(void);
int
db_admin_set(const char *key, const char *value);
int
db_admin_setint64(const char *key, int64_t value);
char *
db_admin_get(const char *key);
int64_t
db_admin_getint64(const char *key);
int
db_admin_delete(const char *key);