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Update res_config_sqlite to use the ast_variable lists.

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git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@386746 65c4cc65-6c06-0410-ace0-fbb531ad65f3
This commit is contained in:
Joshua Colp
2013-04-27 16:17:01 +00:00
parent 02be50b1ac
commit e5eb77002b
1 changed files with 82 additions and 206 deletions
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248
res/res_config_sqlite.c
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@@ -290,32 +290,6 @@ static int add_cfg_entry(void *arg, int argc, char **argv, char **columnNames);
static struct ast_config * config_handler(const char *database, const char *table, const char *file,
struct ast_config *cfg, struct ast_flags flags, const char *suggested_incl, const char *who_asked);
/*!
* \brief Helper function to parse a va_list object into 2 dynamic arrays of
* strings, parameters and values.
*
* ap must have the following format : param1 val1 param2 val2 param3 val3 ...
* arguments will be extracted to create 2 arrays:
*
* <ul>
* <li>params : param1 param2 param3 ...</li>
* <li>vals : val1 val2 val3 ...</li>
* </ul>
*
* The address of these arrays are stored in params_ptr and vals_ptr. It
* is the responsibility of the caller to release the memory of these arrays.
* It is considered an error that va_list has a null or odd number of strings.
*
* \param ap the va_list object to parse
* \param params_ptr where the address of the params array is stored
* \param vals_ptr where the address of the vals array is stored
* \param warn
* \retval the number of elements in the arrays (which have the same size).
* \retval 0 if an error occurred.
*/
static size_t get_params(va_list ap, const char ***params_ptr,
const char ***vals_ptr, int warn);
/*!
* \brief SQLite callback function for RealTime configuration.
*
@@ -345,14 +319,14 @@ static int add_rt_cfg_entry(void *arg, int argc, char **argv,
*
* \param database the database to use (ignored)
* \param table the table to use
* \param ap list of parameters and values to match
* \param fields list of parameters and values to match
*
* \retval a linked list of struct ast_variable objects
* \retval NULL if an error occurred
* \see add_rt_cfg_entry()
*/
static struct ast_variable * realtime_handler(const char *database,
const char *table, va_list ap);
const char *table, const struct ast_variable *fields);
/*!
* \brief SQLite callback function for RealTime configuration.
@@ -382,14 +356,14 @@ static int add_rt_multi_cfg_entry(void *arg, int argc, char **argv,
*
* \param database the database to use (ignored)
* \param table the table to use
* \param ap list of parameters and values to match
* \param fields list of parameters and values to match
* \retval a struct ast_config object storing categories and variables.
* \retval NULL if an error occurred.
*
* \see add_rt_multi_cfg_entry()
*/
static struct ast_config * realtime_multi_handler(const char *database,
const char *table, va_list ap);
const char *table, const struct ast_variable *fields);
/*!
* \brief Asterisk callback function for RealTime configuration (variable
@@ -405,14 +379,14 @@ static struct ast_config * realtime_multi_handler(const char *database,
* \param table the table to use
* \param keyfield the column of the matching cell
* \param entity the value of the matching cell
* \param ap list of parameters and new values to update in the database
* \param fields list of parameters and new values to update in the database
* \retval the number of affected rows.
* \retval -1 if an error occurred.
*/
static int realtime_update_handler(const char *database, const char *table,
const char *keyfield, const char *entity, va_list ap);
const char *keyfield, const char *entity, const struct ast_variable *fields);
static int realtime_update2_handler(const char *database, const char *table,
va_list ap);
const struct ast_variable *lookup_fields, const struct ast_variable *update_fields);
/*!
* \brief Asterisk callback function for RealTime configuration (variable
@@ -425,12 +399,12 @@ static int realtime_update2_handler(const char *database, const char *table,
*
* \param database the database to use (ignored)
* \param table the table to use
* \param ap list of parameters and new values to insert into the database
* \param fields list of parameters and new values to insert into the database
* \retval the rowid of inserted row.
* \retval -1 if an error occurred.
*/
static int realtime_store_handler(const char *database, const char *table,
va_list ap);
const struct ast_variable *fields);
/*!
* \brief Asterisk callback function for RealTime configuration (destroys
@@ -446,12 +420,12 @@ static int realtime_store_handler(const char *database, const char *table,
* \param table the table to use
* \param keyfield the column of the matching cell
* \param entity the value of the matching cell
* \param ap list of additional parameters for cell matching
* \param fields list of additional parameters for cell matching
* \retval the number of affected rows.
* \retval -1 if an error occurred.
*/
static int realtime_destroy_handler(const char *database, const char *table,
const char *keyfield, const char *entity, va_list ap);
const char *keyfield, const char *entity, const struct ast_variable *fields);
/*!
* \brief Asterisk callback function for the CLI status command.
@@ -973,45 +947,6 @@ static struct ast_config *config_handler(const char *database, const char *table
return cfg;
}
static size_t get_params(va_list ap, const char ***params_ptr, const char ***vals_ptr, int warn)
{
const char **tmp, *param, *val, **params, **vals;
size_t params_count;
params = NULL;
vals = NULL;
params_count = 0;
while ((param = va_arg(ap, const char *)) && (val = va_arg(ap, const char *))) {
if (!(tmp = ast_realloc(params, (params_count + 1) * sizeof(char *)))) {
ast_free(params);
ast_free(vals);
return 0;
}
params = tmp;
if (!(tmp = ast_realloc(vals, (params_count + 1) * sizeof(char *)))) {
ast_free(params);
ast_free(vals);
return 0;
}
vals = tmp;
params[params_count] = param;
vals[params_count] = val;
params_count++;
}
if (params_count > 0) {
*params_ptr = params;
*vals_ptr = vals;
} else if (warn) {
ast_log(LOG_WARNING, "1 parameter and 1 value at least required\n");
}
return params_count;
}
static int add_rt_cfg_entry(void *arg, int argc, char **argv, char **columnNames)
{
struct rt_cfg_entry_args *args;
@@ -1041,12 +976,11 @@ static int add_rt_cfg_entry(void *arg, int argc, char **argv, char **columnNames
return 0;
}
static struct ast_variable * realtime_handler(const char *database, const char *table, va_list ap)
static struct ast_variable * realtime_handler(const char *database, const char *table, const struct ast_variable *fields)
{
char *query, *errormsg = NULL, *op, *tmp_str;
struct rt_cfg_entry_args args;
const char **params, **vals;
size_t params_count;
const struct ast_variable *field = fields;
int error;
if (!table) {
@@ -1054,48 +988,36 @@ static struct ast_variable * realtime_handler(const char *database, const char *
return NULL;
}
params_count = get_params(ap, &params, &vals, 1);
if (params_count == 0)
if (!fields) {
return NULL;
}
op = (strchr(params[0], ' ') == NULL) ? " =" : "";
op = (strchr(field->name, ' ') == NULL) ? " =" : "";
/* \cond DOXYGEN_CAN_PARSE_THIS */
#undef QUERY
#define QUERY "SELECT * FROM '%q' WHERE%s %q%s '%q'"
/* \endcond */
query = sqlite_mprintf(QUERY, table, (config_table && !strcmp(config_table, table)) ? " commented = 0 AND" : "", params[0], op, vals[0]);
query = sqlite_mprintf(QUERY, table, (config_table && !strcmp(config_table, table)) ? " commented = 0 AND" : "", field->name, op, field->value);
if (!query) {
ast_log(LOG_WARNING, "Unable to allocate SQL query\n");
ast_free(params);
ast_free(vals);
return NULL;
}
if (params_count > 1) {
size_t i;
for (i = 1; i < params_count; i++) {
op = (strchr(params[i], ' ') == NULL) ? " =" : "";
tmp_str = sqlite_mprintf("%s AND %q%s '%q'", query, params[i], op, vals[i]);
while ((field = field->next)) {
op = (strchr(field->name, ' ') == NULL) ? " =" : "";
tmp_str = sqlite_mprintf("%s AND %q%s '%q'", query, field->name, op, field->value);
sqlite_freemem(query);
if (!tmp_str) {
ast_log(LOG_WARNING, "Unable to reallocate SQL query\n");
ast_free(params);
ast_free(vals);
return NULL;
}
query = tmp_str;
}
}
ast_free(params);
ast_free(vals);
tmp_str = sqlite_mprintf("%s LIMIT 1;", query);
sqlite_freemem(query);
@@ -1181,13 +1103,12 @@ static int add_rt_multi_cfg_entry(void *arg, int argc, char **argv, char **colum
}
static struct ast_config *realtime_multi_handler(const char *database,
const char *table, va_list ap)
const char *table, const struct ast_variable *fields)
{
char *query, *errormsg = NULL, *op, *tmp_str, *initfield;
struct rt_multi_cfg_entry_args args;
const char **params, **vals;
const struct ast_variable *field = fields;
struct ast_config *cfg;
size_t params_count;
int error;
if (!table) {
@@ -1195,73 +1116,59 @@ static struct ast_config *realtime_multi_handler(const char *database,
return NULL;
}
if (!fields) {
return NULL;
}
if (!(cfg = ast_config_new())) {
ast_log(LOG_WARNING, "Unable to allocate configuration structure\n");
return NULL;
}
if (!(params_count = get_params(ap, &params, &vals, 1))) {
if (!(initfield = ast_strdup(field->name))) {
ast_config_destroy(cfg);
return NULL;
}
if (!(initfield = ast_strdup(params[0]))) {
ast_config_destroy(cfg);
ast_free(params);
ast_free(vals);
return NULL;
}
tmp_str = strchr(initfield, ' ');
if (tmp_str)
*tmp_str = '\0';
op = (!strchr(params[0], ' ')) ? " =" : "";
op = (!strchr(field->name, ' ')) ? " =" : "";
/*
* Asterisk sends us an already escaped string when searching for
* "exten LIKE" (uh!). Handle it separately.
*/
tmp_str = (!strcmp(vals[0], "\\_%")) ? "_%" : (char *)vals[0];
tmp_str = (!strcmp(field->value, "\\_%")) ? "_%" : (char *)field->value;
/* \cond DOXYGEN_CAN_PARSE_THIS */
#undef QUERY
#define QUERY "SELECT * FROM '%q' WHERE%s %q%s '%q'"
/* \endcond */
if (!(query = sqlite_mprintf(QUERY, table, (config_table && !strcmp(config_table, table)) ? " commented = 0 AND" : "", params[0], op, tmp_str))) {
if (!(query = sqlite_mprintf(QUERY, table, (config_table && !strcmp(config_table, table)) ? " commented = 0 AND" : "", field->name, op, tmp_str))) {
ast_log(LOG_WARNING, "Unable to allocate SQL query\n");
ast_config_destroy(cfg);
ast_free(params);
ast_free(vals);
ast_free(initfield);
return NULL;
}
if (params_count > 1) {
size_t i;
for (i = 1; i < params_count; i++) {
op = (!strchr(params[i], ' ')) ? " =" : "";
tmp_str = sqlite_mprintf("%s AND %q%s '%q'", query, params[i], op, vals[i]);
while ((field = field->next)) {
op = (!strchr(field->name, ' ')) ? " =" : "";
tmp_str = sqlite_mprintf("%s AND %q%s '%q'", query, field->name, op, field->value);
sqlite_freemem(query);
if (!tmp_str) {
ast_log(LOG_WARNING, "Unable to reallocate SQL query\n");
ast_config_destroy(cfg);
ast_free(params);
ast_free(vals);
ast_free(initfield);
return NULL;
}
query = tmp_str;
}
}
ast_free(params);
ast_free(vals);
if (!(tmp_str = sqlite_mprintf("%s ORDER BY %q;", query, initfield))) {
ast_log(LOG_WARNING, "Unable to reallocate SQL query\n");
@@ -1300,11 +1207,10 @@ static struct ast_config *realtime_multi_handler(const char *database,
}
static int realtime_update_handler(const char *database, const char *table,
const char *keyfield, const char *entity, va_list ap)
const char *keyfield, const char *entity, const struct ast_variable *fields)
{
char *query, *errormsg = NULL, *tmp_str;
const char **params, **vals;
size_t params_count;
const struct ast_variable *field = fields;
int error, rows_num;
if (!table) {
@@ -1312,41 +1218,31 @@ static int realtime_update_handler(const char *database, const char *table,
return -1;
}
if (!(params_count = get_params(ap, &params, &vals, 1)))
if (!field) {
return -1;
}
/* \cond DOXYGEN_CAN_PARSE_THIS */
#undef QUERY
#define QUERY "UPDATE '%q' SET %q = '%q'"
/* \endcond */
if (!(query = sqlite_mprintf(QUERY, table, params[0], vals[0]))) {
if (!(query = sqlite_mprintf(QUERY, table, field->name, field->value))) {
ast_log(LOG_WARNING, "Unable to allocate SQL query\n");
ast_free(params);
ast_free(vals);
return -1;
}
if (params_count > 1) {
size_t i;
for (i = 1; i < params_count; i++) {
tmp_str = sqlite_mprintf("%s, %q = '%q'", query, params[i], vals[i]);
while ((field = field->next)) {
tmp_str = sqlite_mprintf("%s, %q = '%q'", query, field->name, field->value);
sqlite_freemem(query);
if (!tmp_str) {
ast_log(LOG_WARNING, "Unable to reallocate SQL query\n");
ast_free(params);
ast_free(vals);
return -1;
}
query = tmp_str;
}
}
ast_free(params);
ast_free(vals);
if (!(tmp_str = sqlite_mprintf("%s WHERE %q = '%q';", query, keyfield, entity))) {
ast_log(LOG_WARNING, "Unable to reallocate SQL query\n");
@@ -1382,13 +1278,13 @@ static int realtime_update_handler(const char *database, const char *table,
}
static int realtime_update2_handler(const char *database, const char *table,
va_list ap)
const struct ast_variable *lookup_fields, const struct ast_variable *update_fields)
{
char *errormsg = NULL, *tmp1, *tmp2;
int error, rows_num, first = 1;
struct ast_str *sql = ast_str_thread_get(&sql_buf, 100);
struct ast_str *where = ast_str_thread_get(&where_buf, 100);
const char *param, *value;
const struct ast_variable *field;
if (!table) {
ast_log(LOG_WARNING, "Table name unspecified\n");
@@ -1402,12 +1298,11 @@ static int realtime_update2_handler(const char *database, const char *table,
ast_str_set(&sql, 0, "UPDATE %s SET", table);
ast_str_set(&where, 0, " WHERE");
while ((param = va_arg(ap, const char *))) {
value = va_arg(ap, const char *);
for (field = lookup_fields; field; field = field->next) {
ast_str_append(&where, 0, "%s %s = %s",
first ? "" : " AND",
tmp1 = sqlite_mprintf("%q", param),
tmp2 = sqlite_mprintf("%Q", value));
tmp1 = sqlite_mprintf("%q", field->name),
tmp2 = sqlite_mprintf("%Q", field->value));
sqlite_freemem(tmp1);
sqlite_freemem(tmp2);
first = 0;
@@ -1419,12 +1314,11 @@ static int realtime_update2_handler(const char *database, const char *table,
}
first = 1;
while ((param = va_arg(ap, const char *))) {
value = va_arg(ap, const char *);
for (field = update_fields; field; field = field->next) {
ast_str_append(&sql, 0, "%s %s = %s",
first ? "" : ",",
tmp1 = sqlite_mprintf("%q", param),
tmp2 = sqlite_mprintf("%Q", value));
tmp1 = sqlite_mprintf("%q", field->name),
tmp2 = sqlite_mprintf("%Q", field->value));
sqlite_freemem(tmp1);
sqlite_freemem(tmp2);
first = 0;
@@ -1455,63 +1349,55 @@ static int realtime_update2_handler(const char *database, const char *table,
return rows_num;
}
static int realtime_store_handler(const char *database, const char *table, va_list ap)
static int realtime_store_handler(const char *database, const char *table, const struct ast_variable *fields)
{
char *errormsg = NULL, *tmp_str, *tmp_keys = NULL, *tmp_keys2 = NULL, *tmp_vals = NULL, *tmp_vals2 = NULL;
const char **params, **vals;
size_t params_count;
const struct ast_variable *field = fields;
int error, rows_id;
size_t i;
if (!table) {
ast_log(LOG_WARNING, "Table name unspecified\n");
return -1;
}
if (!(params_count = get_params(ap, &params, &vals, 1)))
if (!fields) {
return -1;
}
/* \cond DOXYGEN_CAN_PARSE_THIS */
#undef QUERY
#define QUERY "INSERT into '%q' (%s) VALUES (%s);"
/* \endcond */
for (i = 0; i < params_count; i++) {
do {
if ( tmp_keys2 ) {
tmp_keys = sqlite_mprintf("%s, %q", tmp_keys2, params[i]);
tmp_keys = sqlite_mprintf("%s, %q", tmp_keys2, field->name);
sqlite_freemem(tmp_keys2);
} else {
tmp_keys = sqlite_mprintf("%q", params[i]);
tmp_keys = sqlite_mprintf("%q", field->name);
}
if (!tmp_keys) {
ast_log(LOG_WARNING, "Unable to reallocate SQL query\n");
sqlite_freemem(tmp_vals);
ast_free(params);
ast_free(vals);
return -1;
}
if ( tmp_vals2 ) {
tmp_vals = sqlite_mprintf("%s, '%q'", tmp_vals2, vals[i]);
tmp_vals = sqlite_mprintf("%s, '%q'", tmp_vals2, field->value);
sqlite_freemem(tmp_vals2);
} else {
tmp_vals = sqlite_mprintf("'%q'", vals[i]);
tmp_vals = sqlite_mprintf("'%q'", field->value);
}
if (!tmp_vals) {
ast_log(LOG_WARNING, "Unable to reallocate SQL query\n");
sqlite_freemem(tmp_keys);
ast_free(params);
ast_free(vals);
return -1;
}
tmp_keys2 = tmp_keys;
tmp_vals2 = tmp_vals;
}
ast_free(params);
ast_free(vals);
} while ((field = field->next));
if (!(tmp_str = sqlite_mprintf(QUERY, table, tmp_keys, tmp_vals))) {
ast_log(LOG_WARNING, "Unable to reallocate SQL query\n");
@@ -1550,21 +1436,17 @@ static int realtime_store_handler(const char *database, const char *table, va_li
}
static int realtime_destroy_handler(const char *database, const char *table,
const char *keyfield, const char *entity, va_list ap)
const char *keyfield, const char *entity, const struct ast_variable *fields)
{
char *query, *errormsg = NULL, *tmp_str;
const char **params = NULL, **vals = NULL;
size_t params_count;
const struct ast_variable *field;
int error, rows_num;
size_t i;
if (!table) {
ast_log(LOG_WARNING, "Table name unspecified\n");
return -1;
}
params_count = get_params(ap, &params, &vals, 0);
/* \cond DOXYGEN_CAN_PARSE_THIS */
#undef QUERY
#define QUERY "DELETE FROM '%q' WHERE"
@@ -1572,27 +1454,21 @@ static int realtime_destroy_handler(const char *database, const char *table,
if (!(query = sqlite_mprintf(QUERY, table))) {
ast_log(LOG_WARNING, "Unable to allocate SQL query\n");
ast_free(params);
ast_free(vals);
return -1;
}
for (i = 0; i < params_count; i++) {
tmp_str = sqlite_mprintf("%s %q = '%q' AND", query, params[i], vals[i]);
for (field = fields; field; field = field->next) {
tmp_str = sqlite_mprintf("%s %q = '%q' AND", query, field->name, field->value);
sqlite_freemem(query);
if (!tmp_str) {
ast_log(LOG_WARNING, "Unable to reallocate SQL query\n");
ast_free(params);
ast_free(vals);
return -1;
}
query = tmp_str;
}
ast_free(params);
ast_free(vals);
if (!(tmp_str = sqlite_mprintf("%s %q = '%q';", query, keyfield, entity))) {
ast_log(LOG_WARNING, "Unable to reallocate SQL query\n");
sqlite_freemem(query);