diff options
Diffstat (limited to 'ext/interbase/ibase_query.c')
| -rw-r--r-- | ext/interbase/ibase_query.c | 2072 |
1 files changed, 0 insertions, 2072 deletions
diff --git a/ext/interbase/ibase_query.c b/ext/interbase/ibase_query.c deleted file mode 100644 index af42e11cac..0000000000 --- a/ext/interbase/ibase_query.c +++ /dev/null @@ -1,2072 +0,0 @@ -/* - +----------------------------------------------------------------------+ - | PHP Version 7 | - +----------------------------------------------------------------------+ - | Copyright (c) The PHP Group | - +----------------------------------------------------------------------+ - | This source file is subject to version 3.01 of the PHP license, | - | that is bundled with this package in the file LICENSE, and is | - | available through the world-wide-web at the following url: | - | http://www.php.net/license/3_01.txt | - | If you did not receive a copy of the PHP license and are unable to | - | obtain it through the world-wide-web, please send a note to | - | license@php.net so we can mail you a copy immediately. | - +----------------------------------------------------------------------+ - | Authors: Ard Biesheuvel <a.k.biesheuvel@its.tudelft.nl> | - +----------------------------------------------------------------------+ - */ - -#ifdef HAVE_CONFIG_H -#include "config.h" -#endif - -#include "php.h" -#include "php_ini.h" - -#if HAVE_IBASE - -#include "ext/standard/php_standard.h" -#include "php_interbase.h" -#include "php_ibase_includes.h" - -#define ISC_LONG_MIN INT_MIN -#define ISC_LONG_MAX INT_MAX - -#define QUERY_RESULT 1 -#define EXECUTE_RESULT 2 - -#define FETCH_ROW 1 -#define FETCH_ARRAY 2 - -typedef struct { - ISC_ARRAY_DESC ar_desc; - ISC_LONG ar_size; /* size of entire array in bytes */ - unsigned short el_type, el_size; -} ibase_array; - -typedef struct { - ibase_db_link *link; - ibase_trans *trans; - struct _ib_query *query; - isc_stmt_handle stmt; - unsigned short type; - unsigned char has_more_rows, statement_type; - XSQLDA *out_sqlda; - ibase_array out_array[1]; /* last member */ -} ibase_result; - -typedef struct _ib_query { - ibase_db_link *link; - ibase_trans *trans; - ibase_result *result; - zend_resource *result_res; - isc_stmt_handle stmt; - XSQLDA *in_sqlda, *out_sqlda; - ibase_array *in_array, *out_array; - unsigned short in_array_cnt, out_array_cnt; - unsigned short dialect; - char statement_type; - char *query; - zend_resource *trans_res; -} ibase_query; - -typedef struct { - unsigned short vary_length; - char vary_string[1]; -} IBVARY; - -/* sql variables union - * used for convert and binding input variables - */ -typedef struct { - union { - short sval; - float fval; - ISC_LONG lval; - ISC_QUAD qval; - ISC_TIMESTAMP tsval; - ISC_DATE dtval; - ISC_TIME tmval; - } val; - short sqlind; -} BIND_BUF; - -static int le_result, le_query; - -#define LE_RESULT "Firebird/InterBase result" -#define LE_QUERY "Firebird/InterBase query" - -static void _php_ibase_free_xsqlda(XSQLDA *sqlda) /* {{{ */ -{ - int i; - XSQLVAR *var; - - IBDEBUG("Free XSQLDA?"); - if (sqlda) { - IBDEBUG("Freeing XSQLDA..."); - var = sqlda->sqlvar; - for (i = 0; i < sqlda->sqld; i++, var++) { - efree(var->sqldata); - if (var->sqlind) { - efree(var->sqlind); - } - } - efree(sqlda); - } -} -/* }}} */ - -static void _php_ibase_free_stmt_handle(ibase_db_link *link, isc_stmt_handle stmt) /* {{{ */ -{ - static char info[] = { isc_info_base_level, isc_info_end }; - - if (stmt) { - char res_buf[8]; - IBDEBUG("Dropping statement handle (free_stmt_handle)..."); - /* Only free statement if db-connection is still open */ - if (SUCCESS == isc_database_info(IB_STATUS, &link->handle, - sizeof(info), info, sizeof(res_buf), res_buf)) { - if (isc_dsql_free_statement(IB_STATUS, &stmt, DSQL_drop)) { - _php_ibase_error(); - } - } - } -} -/* }}} */ - -static void _php_ibase_free_result(zend_resource *rsrc) /* {{{ */ -{ - ibase_result *ib_result = (ibase_result *) rsrc->ptr; - - IBDEBUG("Freeing result by dtor..."); - if (ib_result) { - _php_ibase_free_xsqlda(ib_result->out_sqlda); - if (ib_result->query != NULL) { - IBDEBUG("query still valid; don't drop statement handle"); - ib_result->query->result = NULL; /* Indicate to query, that result is released */ - } else { - _php_ibase_free_stmt_handle(ib_result->link, ib_result->stmt); - } - efree(ib_result); - } -} -/* }}} */ - -static void _php_ibase_free_query(ibase_query *ib_query) /* {{{ */ -{ - IBDEBUG("Freeing query..."); - - if (ib_query->in_sqlda) { - efree(ib_query->in_sqlda); - } - if (ib_query->out_sqlda) { - efree(ib_query->out_sqlda); - } - if (ib_query->result != NULL) { - IBDEBUG("result still valid; don't drop statement handle"); - ib_query->result->query = NULL; /* Indicate to result, that query is released */ - } else { - _php_ibase_free_stmt_handle(ib_query->link, ib_query->stmt); - } - if (ib_query->in_array) { - efree(ib_query->in_array); - } - if (ib_query->out_array) { - efree(ib_query->out_array); - } - if (ib_query->query) { - efree(ib_query->query); - } -} -/* }}} */ - -static void php_ibase_free_query_rsrc(zend_resource *rsrc) /* {{{ */ -{ - ibase_query *ib_query = (ibase_query *)rsrc->ptr; - - if (ib_query != NULL) { - IBDEBUG("Preparing to free query by dtor..."); - _php_ibase_free_query(ib_query); - efree(ib_query); - } -} -/* }}} */ - -void php_ibase_query_minit(INIT_FUNC_ARGS) /* {{{ */ -{ - le_result = zend_register_list_destructors_ex(_php_ibase_free_result, NULL, - "interbase result", module_number); - le_query = zend_register_list_destructors_ex(php_ibase_free_query_rsrc, NULL, - "interbase query", module_number); -} -/* }}} */ - -static int _php_ibase_alloc_array(ibase_array **ib_arrayp, XSQLDA *sqlda, /* {{{ */ - isc_db_handle link, isc_tr_handle trans, unsigned short *array_cnt) -{ - unsigned short i, n; - ibase_array *ar; - - /* first check if we have any arrays at all */ - for (i = *array_cnt = 0; i < sqlda->sqld; ++i) { - if ((sqlda->sqlvar[i].sqltype & ~1) == SQL_ARRAY) { - ++*array_cnt; - } - } - if (! *array_cnt) return SUCCESS; - - ar = safe_emalloc(sizeof(ibase_array), *array_cnt, 0); - - for (i = n = 0; i < sqlda->sqld; ++i) { - unsigned short dim; - zend_ulong ar_size = 1; - XSQLVAR *var = &sqlda->sqlvar[i]; - - if ((var->sqltype & ~1) == SQL_ARRAY) { - ibase_array *a = &ar[n++]; - ISC_ARRAY_DESC *ar_desc = &a->ar_desc; - - if (isc_array_lookup_bounds(IB_STATUS, &link, &trans, var->relname, - var->sqlname, ar_desc)) { - _php_ibase_error(); - efree(ar); - return FAILURE; - } - - switch (ar_desc->array_desc_dtype) { - case blr_text: - case blr_text2: - a->el_type = SQL_TEXT; - a->el_size = ar_desc->array_desc_length; - break; - case blr_short: - a->el_type = SQL_SHORT; - a->el_size = sizeof(short); - break; - case blr_long: - a->el_type = SQL_LONG; - a->el_size = sizeof(ISC_LONG); - break; - case blr_float: - a->el_type = SQL_FLOAT; - a->el_size = sizeof(float); - break; - case blr_double: - a->el_type = SQL_DOUBLE; - a->el_size = sizeof(double); - break; - case blr_int64: - a->el_type = SQL_INT64; - a->el_size = sizeof(ISC_INT64); - break; - case blr_timestamp: - a->el_type = SQL_TIMESTAMP; - a->el_size = sizeof(ISC_TIMESTAMP); - break; - case blr_sql_date: - a->el_type = SQL_TYPE_DATE; - a->el_size = sizeof(ISC_DATE); - break; - case blr_sql_time: - a->el_type = SQL_TYPE_TIME; - a->el_size = sizeof(ISC_TIME); - break; - case blr_varying: - case blr_varying2: - /** - * IB has a strange way of handling VARCHAR arrays. It doesn't store - * the length in the first short, as with VARCHAR fields. It does, - * however, expect the extra short to be allocated for each element. - */ - a->el_type = SQL_TEXT; - a->el_size = ar_desc->array_desc_length + sizeof(short); - break; - case blr_quad: - case blr_blob_id: - case blr_cstring: - case blr_cstring2: - /** - * These types are mentioned as array types in the manual, but I - * wouldn't know how to create an array field with any of these - * types. I assume these types are not applicable to arrays, and - * were mentioned erroneously. - */ - default: - _php_ibase_module_error("Unsupported array type %d in relation '%s' column '%s'", - ar_desc->array_desc_dtype, var->relname, var->sqlname); - efree(ar); - return FAILURE; - } /* switch array_desc_type */ - - /* calculate elements count */ - for (dim = 0; dim < ar_desc->array_desc_dimensions; dim++) { - ar_size *= 1 + ar_desc->array_desc_bounds[dim].array_bound_upper - -ar_desc->array_desc_bounds[dim].array_bound_lower; - } - a->ar_size = a->el_size * ar_size; - } /* if SQL_ARRAY */ - } /* for column */ - *ib_arrayp = ar; - return SUCCESS; -} -/* }}} */ - -/* allocate and prepare query */ -static int _php_ibase_alloc_query(ibase_query *ib_query, ibase_db_link *link, /* {{{ */ - ibase_trans *trans, char *query, unsigned short dialect, zend_resource *trans_res) -{ - static char info_type[] = {isc_info_sql_stmt_type}; - char result[8]; - - /* Return FAILURE, if querystring is empty */ - if (*query == '\0') { - php_error_docref(NULL, E_WARNING, "Querystring empty."); - return FAILURE; - } - - ib_query->link = link; - ib_query->trans = trans; - ib_query->result_res = NULL; - ib_query->result = NULL; - ib_query->stmt = 0; - ib_query->in_array = NULL; - ib_query->out_array = NULL; - ib_query->dialect = dialect; - ib_query->query = estrdup(query); - ib_query->trans_res = trans_res; - ib_query->out_sqlda = NULL; - ib_query->in_sqlda = NULL; - - if (isc_dsql_allocate_statement(IB_STATUS, &link->handle, &ib_query->stmt)) { - _php_ibase_error(); - goto _php_ibase_alloc_query_error; - } - - ib_query->out_sqlda = (XSQLDA *) emalloc(XSQLDA_LENGTH(1)); - ib_query->out_sqlda->sqln = 1; - ib_query->out_sqlda->version = SQLDA_CURRENT_VERSION; - - if (isc_dsql_prepare(IB_STATUS, &ib_query->trans->handle, &ib_query->stmt, - 0, query, dialect, ib_query->out_sqlda)) { - _php_ibase_error(); - goto _php_ibase_alloc_query_error; - } - - /* find out what kind of statement was prepared */ - if (isc_dsql_sql_info(IB_STATUS, &ib_query->stmt, sizeof(info_type), - info_type, sizeof(result), result)) { - _php_ibase_error(); - goto _php_ibase_alloc_query_error; - } - ib_query->statement_type = result[3]; - - /* not enough output variables ? */ - if (ib_query->out_sqlda->sqld > ib_query->out_sqlda->sqln) { - ib_query->out_sqlda = erealloc(ib_query->out_sqlda, XSQLDA_LENGTH(ib_query->out_sqlda->sqld)); - ib_query->out_sqlda->sqln = ib_query->out_sqlda->sqld; - ib_query->out_sqlda->version = SQLDA_CURRENT_VERSION; - if (isc_dsql_describe(IB_STATUS, &ib_query->stmt, SQLDA_CURRENT_VERSION, ib_query->out_sqlda)) { - _php_ibase_error(); - goto _php_ibase_alloc_query_error; - } - } - - /* maybe have input placeholders? */ - ib_query->in_sqlda = emalloc(XSQLDA_LENGTH(1)); - ib_query->in_sqlda->sqln = 1; - ib_query->in_sqlda->version = SQLDA_CURRENT_VERSION; - if (isc_dsql_describe_bind(IB_STATUS, &ib_query->stmt, SQLDA_CURRENT_VERSION, ib_query->in_sqlda)) { - _php_ibase_error(); - goto _php_ibase_alloc_query_error; - } - - /* not enough input variables ? */ - if (ib_query->in_sqlda->sqln < ib_query->in_sqlda->sqld) { - ib_query->in_sqlda = erealloc(ib_query->in_sqlda, XSQLDA_LENGTH(ib_query->in_sqlda->sqld)); - ib_query->in_sqlda->sqln = ib_query->in_sqlda->sqld; - ib_query->in_sqlda->version = SQLDA_CURRENT_VERSION; - - if (isc_dsql_describe_bind(IB_STATUS, &ib_query->stmt, - SQLDA_CURRENT_VERSION, ib_query->in_sqlda)) { - _php_ibase_error(); - goto _php_ibase_alloc_query_error; - } - } - - /* no, haven't placeholders at all */ - if (ib_query->in_sqlda->sqld == 0) { - efree(ib_query->in_sqlda); - ib_query->in_sqlda = NULL; - } else if (FAILURE == _php_ibase_alloc_array(&ib_query->in_array, ib_query->in_sqlda, - link->handle, trans->handle, &ib_query->in_array_cnt)) { - goto _php_ibase_alloc_query_error; - } - - if (ib_query->out_sqlda->sqld == 0) { - efree(ib_query->out_sqlda); - ib_query->out_sqlda = NULL; - } else if (FAILURE == _php_ibase_alloc_array(&ib_query->out_array, ib_query->out_sqlda, - link->handle, trans->handle, &ib_query->out_array_cnt)) { - goto _php_ibase_alloc_query_error; - } - - return SUCCESS; - -_php_ibase_alloc_query_error: - - if (ib_query->out_sqlda) { - efree(ib_query->out_sqlda); - } - if (ib_query->in_sqlda) { - efree(ib_query->in_sqlda); - } - if (ib_query->out_array) { - efree(ib_query->out_array); - } - if (ib_query->query) { - efree(ib_query->query); - } - return FAILURE; -} -/* }}} */ - -static int _php_ibase_bind_array(zval *val, char *buf, zend_ulong buf_size, /* {{{ */ - ibase_array *array, int dim) -{ - zval null_val, *pnull_val = &null_val; - int u_bound = array->ar_desc.array_desc_bounds[dim].array_bound_upper, - l_bound = array->ar_desc.array_desc_bounds[dim].array_bound_lower, - dim_len = 1 + u_bound - l_bound; - - ZVAL_NULL(pnull_val); - - if (dim < array->ar_desc.array_desc_dimensions) { - zend_ulong slice_size = buf_size / dim_len; - unsigned short i; - zval *subval = val; - - if (Z_TYPE_P(val) == IS_ARRAY) { - zend_hash_internal_pointer_reset(Z_ARRVAL_P(val)); - } - - for (i = 0; i < dim_len; ++i) { - - if (Z_TYPE_P(val) == IS_ARRAY && - (subval = zend_hash_get_current_data(Z_ARRVAL_P(val))) == NULL) - { - subval = pnull_val; - } - - if (_php_ibase_bind_array(subval, buf, slice_size, array, dim+1) == FAILURE) - { - return FAILURE; - } - buf += slice_size; - - if (Z_TYPE_P(val) == IS_ARRAY) { - zend_hash_move_forward(Z_ARRVAL_P(val)); - } - } - - if (Z_TYPE_P(val) == IS_ARRAY) { - zend_hash_internal_pointer_reset(Z_ARRVAL_P(val)); - } - - } else { - /* expect a single value */ - if (Z_TYPE_P(val) == IS_NULL) { - memset(buf, 0, buf_size); - } else if (array->ar_desc.array_desc_scale < 0) { - - /* no coercion for array types */ - double l; - - convert_to_double(val); - - if (Z_DVAL_P(val) > 0) { - l = Z_DVAL_P(val) * pow(10, -array->ar_desc.array_desc_scale) + .5; - } else { - l = Z_DVAL_P(val) * pow(10, -array->ar_desc.array_desc_scale) - .5; - } - - switch (array->el_type) { - case SQL_SHORT: - if (l > SHRT_MAX || l < SHRT_MIN) { - _php_ibase_module_error("Array parameter exceeds field width"); - return FAILURE; - } - *(short*) buf = (short) l; - break; - case SQL_LONG: - if (l > ISC_LONG_MAX || l < ISC_LONG_MIN) { - _php_ibase_module_error("Array parameter exceeds field width"); - return FAILURE; - } - *(ISC_LONG*) buf = (ISC_LONG) l; - break; - case SQL_INT64: - { - long double l; - - convert_to_string(val); - - if (!sscanf(Z_STRVAL_P(val), "%Lf", &l)) { - _php_ibase_module_error("Cannot convert '%s' to long double", - Z_STRVAL_P(val)); - return FAILURE; - } - - if (l > 0) { - *(ISC_INT64 *) buf = (ISC_INT64) (l * pow(10, - -array->ar_desc.array_desc_scale) + .5); - } else { - *(ISC_INT64 *) buf = (ISC_INT64) (l * pow(10, - -array->ar_desc.array_desc_scale) - .5); - } - } - break; - } - } else { - struct tm t = { 0, 0, 0, 0, 0, 0 }; - - switch (array->el_type) { -#ifndef HAVE_STRPTIME - unsigned short n; -#endif -#if (SIZEOF_ZEND_LONG < 8) - ISC_INT64 l; -#endif - - case SQL_SHORT: - convert_to_long(val); - if (Z_LVAL_P(val) > SHRT_MAX || Z_LVAL_P(val) < SHRT_MIN) { - _php_ibase_module_error("Array parameter exceeds field width"); - return FAILURE; - } - *(short *) buf = (short) Z_LVAL_P(val); - break; - case SQL_LONG: - convert_to_long(val); -#if (SIZEOF_ZEND_LONG > 4) - if (Z_LVAL_P(val) > ISC_LONG_MAX || Z_LVAL_P(val) < ISC_LONG_MIN) { - _php_ibase_module_error("Array parameter exceeds field width"); - return FAILURE; - } -#endif - *(ISC_LONG *) buf = (ISC_LONG) Z_LVAL_P(val); - break; - case SQL_INT64: -#if (SIZEOF_ZEND_LONG >= 8) - convert_to_long(val); - *(zend_long *) buf = Z_LVAL_P(val); -#else - convert_to_string(val); - if (!sscanf(Z_STRVAL_P(val), "%" LL_MASK "d", &l)) { - _php_ibase_module_error("Cannot convert '%s' to long integer", - Z_STRVAL_P(val)); - return FAILURE; - } else { - *(ISC_INT64 *) buf = l; - } -#endif - break; - case SQL_FLOAT: - convert_to_double(val); - *(float*) buf = (float) Z_DVAL_P(val); - break; - case SQL_DOUBLE: - convert_to_double(val); - *(double*) buf = Z_DVAL_P(val); - break; - case SQL_TIMESTAMP: - convert_to_string(val); -#ifdef HAVE_STRPTIME - strptime(Z_STRVAL_P(val), INI_STR("ibase.timestampformat"), &t); -#else - n = sscanf(Z_STRVAL_P(val), "%d%*[/]%d%*[/]%d %d%*[:]%d%*[:]%d", - &t.tm_mon, &t.tm_mday, &t.tm_year, &t.tm_hour, &t.tm_min, &t.tm_sec); - - if (n != 3 && n != 6) { - _php_ibase_module_error("Invalid date/time format (expected 3 or 6 fields, got %d." - " Use format 'm/d/Y H:i:s'. You gave '%s')", n, Z_STRVAL_P(val)); - return FAILURE; - } - t.tm_year -= 1900; - t.tm_mon--; -#endif - isc_encode_timestamp(&t, (ISC_TIMESTAMP * ) buf); - break; - case SQL_TYPE_DATE: - convert_to_string(val); -#ifdef HAVE_STRPTIME - strptime(Z_STRVAL_P(val), INI_STR("ibase.dateformat"), &t); -#else - n = sscanf(Z_STRVAL_P(val), "%d%*[/]%d%*[/]%d", &t.tm_mon, &t.tm_mday, &t.tm_year); - - if (n != 3) { - _php_ibase_module_error("Invalid date format (expected 3 fields, got %d. " - "Use format 'm/d/Y' You gave '%s')", n, Z_STRVAL_P(val)); - return FAILURE; - } - t.tm_year -= 1900; - t.tm_mon--; -#endif - isc_encode_sql_date(&t, (ISC_DATE *) buf); - break; - case SQL_TYPE_TIME: - convert_to_string(val); -#ifdef HAVE_STRPTIME - strptime(Z_STRVAL_P(val), INI_STR("ibase.timeformat"), &t); -#else - n = sscanf(Z_STRVAL_P(val), "%d%*[:]%d%*[:]%d", &t.tm_hour, &t.tm_min, &t.tm_sec); - - if (n != 3) { - _php_ibase_module_error("Invalid time format (expected 3 fields, got %d. " - "Use format 'H:i:s'. You gave '%s')", n, Z_STRVAL_P(val)); - return FAILURE; - } -#endif - isc_encode_sql_time(&t, (ISC_TIME *) buf); - break; - default: - convert_to_string(val); - strlcpy(buf, Z_STRVAL_P(val), buf_size); - } - } - } - return SUCCESS; -} -/* }}} */ - -static int _php_ibase_bind(XSQLDA *sqlda, zval *b_vars, BIND_BUF *buf, /* {{{ */ - ibase_query *ib_query) -{ - int i, array_cnt = 0, rv = SUCCESS; - - for (i = 0; i < sqlda->sqld; ++i) { /* bound vars */ - - zval *b_var = &b_vars[i]; - XSQLVAR *var = &sqlda->sqlvar[i]; - - var->sqlind = &buf[i].sqlind; - - /* check if a NULL should be inserted */ - switch (Z_TYPE_P(b_var)) { - int force_null; - - case IS_STRING: - - force_null = 0; - - /* for these types, an empty string can be handled like a NULL value */ - switch (var->sqltype & ~1) { - case SQL_SHORT: - case SQL_LONG: - case SQL_INT64: - case SQL_FLOAT: - case SQL_DOUBLE: - case SQL_TIMESTAMP: - case SQL_TYPE_DATE: - case SQL_TYPE_TIME: - force_null = (Z_STRLEN_P(b_var) == 0); - } - - if (! force_null) break; - - case IS_NULL: - buf[i].sqlind = -1; - - if (var->sqltype & SQL_ARRAY) ++array_cnt; - - continue; - } - - /* if we make it to this point, we must provide a value for the parameter */ - - buf[i].sqlind = 0; - - var->sqldata = (void*)&buf[i].val; - - switch (var->sqltype & ~1) { - struct tm t; - - case SQL_TIMESTAMP: - case SQL_TYPE_DATE: - case SQL_TYPE_TIME: - if (Z_TYPE_P(b_var) == IS_LONG) { - struct tm *res; - res = php_gmtime_r(&Z_LVAL_P(b_var), &t); - if (!res) { - return FAILURE; - } - } else { -#ifdef HAVE_STRPTIME - char *format = INI_STR("ibase.timestampformat"); - - convert_to_string(b_var); - - switch (var->sqltype & ~1) { - case SQL_TYPE_DATE: - format = INI_STR("ibase.dateformat"); - break; - case SQL_TYPE_TIME: - format = INI_STR("ibase.timeformat"); - } - if (!strptime(Z_STRVAL_P(b_var), format, &t)) { - /* strptime() cannot handle it, so let IB have a try */ - break; - } -#else /* ifndef HAVE_STRPTIME */ - break; /* let IB parse it as a string */ -#endif - } - - switch (var->sqltype & ~1) { - default: /* == case SQL_TIMESTAMP */ - isc_encode_timestamp(&t, &buf[i].val.tsval); - break; - case SQL_TYPE_DATE: - isc_encode_sql_date(&t, &buf[i].val.dtval); - break; - case SQL_TYPE_TIME: - isc_encode_sql_time(&t, &buf[i].val.tmval); - break; - } - continue; - - case SQL_BLOB: - - convert_to_string(b_var); - - if (Z_STRLEN_P(b_var) != BLOB_ID_LEN || - !_php_ibase_string_to_quad(Z_STRVAL_P(b_var), &buf[i].val.qval)) { - - ibase_blob ib_blob = { 0, BLOB_INPUT }; - - if (isc_create_blob(IB_STATUS, &ib_query->link->handle, - &ib_query->trans->handle, &ib_blob.bl_handle, &ib_blob.bl_qd)) { - _php_ibase_error(); - return FAILURE; - } - - if (_php_ibase_blob_add(b_var, &ib_blob) != SUCCESS) { - return FAILURE; - } - - if (isc_close_blob(IB_STATUS, &ib_blob.bl_handle)) { - _php_ibase_error(); - return FAILURE; - } - buf[i].val.qval = ib_blob.bl_qd; - } - continue; - - case SQL_ARRAY: - - if (Z_TYPE_P(b_var) != IS_ARRAY) { - convert_to_string(b_var); - - if (Z_STRLEN_P(b_var) != BLOB_ID_LEN || - !_php_ibase_string_to_quad(Z_STRVAL_P(b_var), &buf[i].val.qval)) { - - _php_ibase_module_error("Parameter %d: invalid array ID",i+1); - rv = FAILURE; - } - } else { - /* convert the array data into something IB can understand */ - ibase_array *ar = &ib_query->in_array[array_cnt]; - void *array_data = emalloc(ar->ar_size); - ISC_QUAD array_id = { 0, 0 }; - - if (FAILURE == _php_ibase_bind_array(b_var, array_data, ar->ar_size, - ar, 0)) { - _php_ibase_module_error("Parameter %d: failed to bind array argument", i+1); - efree(array_data); - rv = FAILURE; - continue; - } - - if (isc_array_put_slice(IB_STATUS, &ib_query->link->handle, &ib_query->trans->handle, - &array_id, &ar->ar_desc, array_data, &ar->ar_size)) { - _php_ibase_error(); - efree(array_data); - return FAILURE; - } - buf[i].val.qval = array_id; - efree(array_data); - } - ++array_cnt; - continue; - } /* switch */ - - /* we end up here if none of the switch cases handled the field */ - convert_to_string(b_var); - var->sqldata = Z_STRVAL_P(b_var); - var->sqllen = Z_STRLEN_P(b_var); - var->sqltype = SQL_TEXT; - } /* for */ - return rv; -} -/* }}} */ - -static void _php_ibase_alloc_xsqlda(XSQLDA *sqlda) /* {{{ */ -{ - int i; - - for (i = 0; i < sqlda->sqld; i++) { - XSQLVAR *var = &sqlda->sqlvar[i]; - - switch (var->sqltype & ~1) { - case SQL_TEXT: - var->sqldata = safe_emalloc(sizeof(char), var->sqllen, 0); - break; - case SQL_VARYING: - var->sqldata = safe_emalloc(sizeof(char), var->sqllen + sizeof(short), 0); - break; - case SQL_SHORT: - var->sqldata = emalloc(sizeof(short)); - break; - case SQL_LONG: - var->sqldata = emalloc(sizeof(ISC_LONG)); - break; - case SQL_FLOAT: - var->sqldata = emalloc(sizeof(float)); - break; - case SQL_DOUBLE: - var->sqldata = emalloc(sizeof(double)); - break; - case SQL_INT64: - var->sqldata = emalloc(sizeof(ISC_INT64)); - break; - case SQL_TIMESTAMP: - var->sqldata = emalloc(sizeof(ISC_TIMESTAMP)); - break; - case SQL_TYPE_DATE: - var->sqldata = emalloc(sizeof(ISC_DATE)); - break; - case SQL_TYPE_TIME: - var->sqldata = emalloc(sizeof(ISC_TIME)); - break; - case SQL_BLOB: - case SQL_ARRAY: - var->sqldata = emalloc(sizeof(ISC_QUAD)); - break; - } /* switch */ - - if (var->sqltype & 1) { /* sql NULL flag */ - var->sqlind = emalloc(sizeof(short)); - } else { - var->sqlind = NULL; - } - } /* for */ -} -/* }}} */ - -static int _php_ibase_exec(INTERNAL_FUNCTION_PARAMETERS, ibase_result **ib_resultp, /* {{{ */ - ibase_query *ib_query, zval *args) -{ - XSQLDA *in_sqlda = NULL, *out_sqlda = NULL; - BIND_BUF *bind_buf = NULL; - int i, rv = FAILURE; - static char info_count[] = { isc_info_sql_records }; - char result[64]; - ISC_STATUS isc_result; - int argc = ib_query->in_sqlda ? ib_query->in_sqlda->sqld : 0; - - RESET_ERRMSG; - - for (i = 0; i < argc; ++i) { - SEPARATE_ZVAL(&args[i]); - } - - switch (ib_query->statement_type) { - isc_tr_handle tr; - ibase_tr_list **l; - ibase_trans *trans; - - case isc_info_sql_stmt_start_trans: - - /* a SET TRANSACTION statement should be executed with a NULL trans handle */ - tr = 0; - - if (isc_dsql_execute_immediate(IB_STATUS, &ib_query->link->handle, &tr, 0, - ib_query->query, ib_query->dialect, NULL)) { - _php_ibase_error(); - goto _php_ibase_exec_error; - } - - trans = (ibase_trans *) emalloc(sizeof(ibase_trans)); - trans->handle = tr; - trans->link_cnt = 1; - trans->affected_rows = 0; - trans->db_link[0] = ib_query->link; - - if (ib_query->link->tr_list == NULL) { - ib_query->link->tr_list = (ibase_tr_list *) emalloc(sizeof(ibase_tr_list)); - ib_query->link->tr_list->trans = NULL; - ib_query->link->tr_list->next = NULL; - } - - /* link the transaction into the connection-transaction list */ - for (l = &ib_query->link->tr_list; *l != NULL; l = &(*l)->next); - *l = (ibase_tr_list *) emalloc(sizeof(ibase_tr_list)); - (*l)->trans = trans; - (*l)->next = NULL; - - RETVAL_RES(zend_register_resource(trans, le_trans)); - Z_TRY_ADDREF_P(return_value); - - return SUCCESS; - - case isc_info_sql_stmt_commit: - case isc_info_sql_stmt_rollback: - - if (isc_dsql_execute_immediate(IB_STATUS, &ib_query->link->handle, - &ib_query->trans->handle, 0, ib_query->query, ib_query->dialect, NULL)) { - _php_ibase_error(); - goto _php_ibase_exec_error; - } - - if (ib_query->trans->handle == 0 && ib_query->trans_res != NULL) { - /* transaction was released by the query and was a registered resource, - so we have to release it */ - zend_list_delete(ib_query->trans_res); - ib_query->trans_res = NULL; - } - - RETVAL_TRUE; - - return SUCCESS; - - default: - RETVAL_FALSE; - } - - /* allocate sqlda and output buffers */ - if (ib_query->out_sqlda) { /* output variables in select, select for update */ - ibase_result *res; - - IBDEBUG("Query wants XSQLDA for output"); - res = emalloc(sizeof(ibase_result)+sizeof(ibase_array)*max(0,ib_query->out_array_cnt-1)); - res->link = ib_query->link; - res->trans = ib_query->trans; - res->stmt = ib_query->stmt; - /* ib_result and ib_query point at each other to handle release of statement handle properly */ - res->query = ib_query; - ib_query->result = res; - res->statement_type = ib_query->statement_type; - res->has_more_rows = 1; - - out_sqlda = res->out_sqlda = emalloc(XSQLDA_LENGTH(ib_query->out_sqlda->sqld)); - memcpy(out_sqlda, ib_query->out_sqlda, XSQLDA_LENGTH(ib_query->out_sqlda->sqld)); - _php_ibase_alloc_xsqlda(out_sqlda); - - if (ib_query->out_array) { - memcpy(&res->out_array, ib_query->out_array, sizeof(ibase_array)*ib_query->out_array_cnt); - } - *ib_resultp = res; - } - - if (ib_query->in_sqlda) { /* has placeholders */ - IBDEBUG("Query wants XSQLDA for input"); - in_sqlda = emalloc(XSQLDA_LENGTH(ib_query->in_sqlda->sqld)); - memcpy(in_sqlda, ib_query->in_sqlda, XSQLDA_LENGTH(ib_query->in_sqlda->sqld)); - bind_buf = safe_emalloc(sizeof(BIND_BUF), ib_query->in_sqlda->sqld, 0); - if (_php_ibase_bind(in_sqlda, args, bind_buf, ib_query) == FAILURE) { - IBDEBUG("Could not bind input XSQLDA"); - goto _php_ibase_exec_error; - } - } - - if (ib_query->statement_type == isc_info_sql_stmt_exec_procedure) { - isc_result = isc_dsql_execute2(IB_STATUS, &ib_query->trans->handle, - &ib_query->stmt, SQLDA_CURRENT_VERSION, in_sqlda, out_sqlda); - } else { - isc_result = isc_dsql_execute(IB_STATUS, &ib_query->trans->handle, - &ib_query->stmt, SQLDA_CURRENT_VERSION, in_sqlda); - } - if (isc_result) { - IBDEBUG("Could not execute query"); - _php_ibase_error(); - goto _php_ibase_exec_error; - } - ib_query->trans->affected_rows = 0; - - switch (ib_query->statement_type) { - - unsigned long affected_rows; - - case isc_info_sql_stmt_insert: - case isc_info_sql_stmt_update: - case isc_info_sql_stmt_delete: - case isc_info_sql_stmt_exec_procedure: - - if (isc_dsql_sql_info(IB_STATUS, &ib_query->stmt, sizeof(info_count), - info_count, sizeof(result), result)) { - _php_ibase_error(); - goto _php_ibase_exec_error; - } - - affected_rows = 0; - - if (result[0] == isc_info_sql_records) { - unsigned i = 3, result_size = isc_vax_integer(&result[1],2); - - while (result[i] != isc_info_end && i < result_size) { - short len = (short)isc_vax_integer(&result[i+1],2); - if (result[i] != isc_info_req_select_count) { - affected_rows += isc_vax_integer(&result[i+3],len); - } - i += len+3; - } - } - - ib_query->trans->affected_rows = affected_rows; - - if (!ib_query->out_sqlda) { /* no result set is being returned */ - if (affected_rows) { - RETVAL_LONG(affected_rows); - } else { - RETVAL_TRUE; - } - break; - } - default: - RETVAL_TRUE; - } - - rv = SUCCESS; - -_php_ibase_exec_error: - - if (in_sqlda) { - efree(in_sqlda); - } - if (bind_buf) - efree(bind_buf); - - if (rv == FAILURE) { - if (*ib_resultp) { - efree(*ib_resultp); - *ib_resultp = NULL; - } - if (out_sqlda) { - _php_ibase_free_xsqlda(out_sqlda); - } - } - - return rv; -} -/* }}} */ - -/* {{{ proto mixed ibase_query([resource link_identifier, [ resource link_identifier, ]] string query [, mixed bind_arg [, mixed bind_arg [, ...]]]) - Execute a query */ -PHP_FUNCTION(ibase_query) -{ - zval *zlink, *ztrans, *bind_args = NULL; - char *query; - size_t query_len; - int bind_i, bind_num; - zend_resource *trans_res = NULL; - ibase_db_link *ib_link = NULL; - ibase_trans *trans = NULL; - ibase_query ib_query = { NULL, NULL, 0, 0 }; - ibase_result *result = NULL; - - RESET_ERRMSG; - - RETVAL_FALSE; - - switch (ZEND_NUM_ARGS()) { - zend_long l; - - default: - if (SUCCESS == zend_parse_parameters_ex(ZEND_PARSE_PARAMS_QUIET, 3, "rrs", - &zlink, &ztrans, &query, &query_len)) { - - ib_link = (ibase_db_link*)zend_fetch_resource2_ex(zlink, LE_LINK, le_link, le_plink); - trans = (ibase_trans*)zend_fetch_resource_ex(ztrans, LE_TRANS, le_trans); - - trans_res = Z_RES_P(ztrans); - bind_i = 3; - break; - } - case 2: - if (SUCCESS == zend_parse_parameters_ex(ZEND_PARSE_PARAMS_QUIET, 2, "rs", - &zlink, &query, &query_len)) { - _php_ibase_get_link_trans(INTERNAL_FUNCTION_PARAM_PASSTHRU, zlink, &ib_link, &trans); - - if (trans != NULL) { - trans_res = Z_RES_P(zlink); - } - bind_i = 2; - break; - } - - /* the statement is 'CREATE DATABASE ...' if the link argument is IBASE_CREATE */ - if (SUCCESS == zend_parse_parameters_ex(ZEND_PARSE_PARAMS_QUIET, ZEND_NUM_ARGS(), - "ls", &l, &query, &query_len) && l == PHP_IBASE_CREATE) { - isc_db_handle db = 0; - isc_tr_handle trans = 0; - - if (((l = INI_INT("ibase.max_links")) != -1) && (IBG(num_links) >= l)) { - _php_ibase_module_error("CREATE DATABASE is not allowed: maximum link count " - "(" ZEND_LONG_FMT ") reached", l); - - } else if (isc_dsql_execute_immediate(IB_STATUS, &db, &trans, (short)query_len, - query, SQL_DIALECT_CURRENT, NULL)) { - _php_ibase_error(); - - } else if (!db) { - _php_ibase_module_error("Connection to created database could not be " - "established"); - - } else { - - /* register the link as a resource; unfortunately, we cannot register - it in the hash table, because we don't know the connection params */ - ib_link = (ibase_db_link *) emalloc(sizeof(ibase_db_link)); - ib_link->handle = db; - ib_link->dialect = SQL_DIALECT_CURRENT; - ib_link->tr_list = NULL; - ib_link->event_head = NULL; - - RETVAL_RES(zend_register_resource(ib_link, le_link)); - Z_TRY_ADDREF_P(return_value); - Z_TRY_ADDREF_P(return_value); - IBG(default_link) = Z_RES_P(return_value); - } - return; - } - case 1: - case 0: - if (SUCCESS == zend_parse_parameters(ZEND_NUM_ARGS() ? 1 : 0, "s", &query, - &query_len)) { - ib_link = (ibase_db_link *)zend_fetch_resource2(IBG(default_link), LE_LINK, le_link, le_plink); - - bind_i = 1; - break; - } - return; - } - - /* open default transaction */ - if (ib_link == NULL || FAILURE == _php_ibase_def_trans(ib_link, &trans) - || FAILURE == _php_ibase_alloc_query(&ib_query, ib_link, trans, query, ib_link->dialect, trans_res)) { - return; - } - - do { - int bind_n = ZEND_NUM_ARGS() - bind_i, - expected_n = ib_query.in_sqlda ? ib_query.in_sqlda->sqld : 0; - - if (bind_n != expected_n) { - php_error_docref(NULL, (bind_n < expected_n) ? E_WARNING : E_NOTICE, - "Statement expects %d arguments, %d given", expected_n, bind_n); - if (bind_n < expected_n) { - break; - } - } else if (bind_n > 0) { - if (zend_parse_parameters(ZEND_NUM_ARGS(), "+", &bind_args, &bind_num) == FAILURE) { - return; - } - } - - if (FAILURE == _php_ibase_exec(INTERNAL_FUNCTION_PARAM_PASSTHRU, &result, &ib_query, - &bind_args[bind_i])) { - break; - } - - if (result != NULL) { /* statement returns a result */ - result->type = QUERY_RESULT; - - /* EXECUTE PROCEDURE returns only one row => statement can be released immediately */ - if (ib_query.statement_type != isc_info_sql_stmt_exec_procedure) { - ib_query.stmt = 0; /* keep stmt when free query */ - } - RETVAL_RES(zend_register_resource(result, le_result)); - Z_TRY_ADDREF_P(return_value); - } - } while (0); - - _php_ibase_free_query(&ib_query); - -} -/* }}} */ - -/* {{{ proto int ibase_affected_rows( [ resource link_identifier ] ) - Returns the number of rows affected by the previous INSERT, UPDATE or DELETE statement */ -PHP_FUNCTION(ibase_affected_rows) -{ - ibase_trans *trans = NULL; - ibase_db_link *ib_link; - zval *arg = NULL; - - RESET_ERRMSG; - - if (zend_parse_parameters(ZEND_NUM_ARGS(), "|r", &arg) == FAILURE) { - return; - } - - if (!arg) { - ib_link = (ibase_db_link *)zend_fetch_resource2(IBG(default_link), LE_LINK, le_link, le_plink); - if (ib_link->tr_list == NULL || ib_link->tr_list->trans == NULL) { - RETURN_FALSE; - } - trans = ib_link->tr_list->trans; - } else { - /* one id was passed, could be db or trans id */ - _php_ibase_get_link_trans(INTERNAL_FUNCTION_PARAM_PASSTHRU, arg, &ib_link, &trans); - if (trans == NULL) { - ib_link = (ibase_db_link *)zend_fetch_resource2_ex(arg, LE_LINK, le_link, le_plink); - - if (ib_link->tr_list == NULL || ib_link->tr_list->trans == NULL) { - RETURN_FALSE; - } - trans = ib_link->tr_list->trans; - } - } - RETURN_LONG(trans->affected_rows); -} -/* }}} */ - -/* {{{ proto int ibase_num_rows( resource result_identifier ) - Return the number of rows that are available in a result */ -#if abies_0 -PHP_FUNCTION(ibase_num_rows) -{ - /** - * As this function relies on the InterBase API function isc_dsql_sql_info() - * which has a couple of limitations (which I hope will be fixed in future - * releases of Firebird), this function is fairly useless. I'm leaving it - * in place for people who can live with the limitations, which I only - * found out about after I had implemented it anyway. - * - * Currently, there's no way to determine how many rows can be fetched from - * a cursor. The only number that _can_ be determined is the number of rows - * that have already been pre-fetched by the client library. - * This implies the following: - * - num_rows() always returns zero before the first fetch; - * - num_rows() for SELECT ... FOR UPDATE is broken -> never returns a - * higher number than the number of records fetched so far (no pre-fetch); - * - the result of num_rows() for other statements is merely a lower bound - * on the number of records => calling ibase_num_rows() again after a couple - * of fetches will most likely return a new (higher) figure for large result - * sets. - */ - - zval *result_arg; - ibase_result *ib_result; - static char info_count[] = {isc_info_sql_records}; - char result[64]; - - RESET_ERRMSG; - - if (zend_parse_parameters(ZEND_NUM_ARGS(), "r", &result_arg) == FAILURE) { - return; - } - - ib_result = (ibase_result *)zend_fetch_resource_ex(&result_arg, LE_RESULT, le_result); - - if (isc_dsql_sql_info(IB_STATUS, &ib_result->stmt, sizeof(info_count), info_count, sizeof(result), result)) { - _php_ibase_error(); - RETURN_FALSE; - } - - if (result[0] == isc_info_sql_records) { - unsigned i = 3, result_size = isc_vax_integer(&result[1],2); - - while (result[i] != isc_info_end && i < result_size) { - short len = (short)isc_vax_integer(&result[i+1],2); - if (result[i] == isc_info_req_select_count) { - RETURN_LONG(isc_vax_integer(&result[i+3],len)); - } - i += len+3; - } - } -} -#endif -/* }}} */ - -static int _php_ibase_var_zval(zval *val, void *data, int type, int len, /* {{{ */ - int scale, int flag) -{ - static ISC_INT64 const scales[] = { 1, 10, 100, 1000, - 10000, - 100000, - 1000000, - 10000000, - 100000000, - 1000000000, - LL_LIT(10000000000), - LL_LIT(100000000000), - LL_LIT(1000000000000), - LL_LIT(10000000000000), - LL_LIT(100000000000000), - LL_LIT(1000000000000000), - LL_LIT(10000000000000000), - LL_LIT(100000000000000000), - LL_LIT(1000000000000000000) - }; - - switch (type & ~1) { - unsigned short l; - zend_long n; - char string_data[255]; - struct tm t; - char *format; - - case SQL_VARYING: - len = ((IBVARY *) data)->vary_length; - data = ((IBVARY *) data)->vary_string; - /* no break */ - case SQL_TEXT: - ZVAL_STRINGL(val, (char*)data, len); - break; - case SQL_SHORT: - n = *(short *) data; - goto _sql_long; - case SQL_INT64: -#if (SIZEOF_ZEND_LONG >= 8) - n = *(zend_long *) data; - goto _sql_long; -#else - if (scale == 0) { - l = slprintf(string_data, sizeof(string_data), "%" LL_MASK "d", *(ISC_INT64 *) data); - ZVAL_STRINGL(val,string_data,l); - } else { - ISC_INT64 n = *(ISC_INT64 *) data, f = scales[-scale]; - - if (n >= 0) { - l = slprintf(string_data, sizeof(string_data), "%" LL_MASK "d.%0*" LL_MASK "d", n / f, -scale, n % f); - } else if (n <= -f) { - l = slprintf(string_data, sizeof(string_data), "%" LL_MASK "d.%0*" LL_MASK "d", n / f, -scale, -n % f); - } else { - l = slprintf(string_data, sizeof(string_data), "-0.%0*" LL_MASK "d", -scale, -n % f); - } - ZVAL_STRINGL(val,string_data,l); - } - break; -#endif - case SQL_LONG: - n = *(ISC_LONG *) data; - _sql_long: - if (scale == 0) { - ZVAL_LONG(val,n); - } else { - zend_long f = (zend_long) scales[-scale]; - - if (n >= 0) { - l = slprintf(string_data, sizeof(string_data), ZEND_LONG_FMT ".%0*" ZEND_LONG_FMT_SPEC, n / f, -scale, n % f); - } else if (n <= -f) { - l = slprintf(string_data, sizeof(string_data), ZEND_LONG_FMT ".%0*" ZEND_LONG_FMT_SPEC, n / f, -scale, -n % f); - } else { - l = slprintf(string_data, sizeof(string_data), "-0.%0*" ZEND_LONG_FMT_SPEC, -scale, -n % f); - } - ZVAL_STRINGL(val, string_data, l); - } - break; - case SQL_FLOAT: - ZVAL_DOUBLE(val, *(float *) data); - break; - case SQL_DOUBLE: - ZVAL_DOUBLE(val, *(double *) data); - break; - case SQL_DATE: /* == case SQL_TIMESTAMP: */ - format = INI_STR("ibase.timestampformat"); - isc_decode_timestamp((ISC_TIMESTAMP *) data, &t); - goto format_date_time; - case SQL_TYPE_DATE: - format = INI_STR("ibase.dateformat"); - isc_decode_sql_date((ISC_DATE *) data, &t); - goto format_date_time; - case SQL_TYPE_TIME: - format = INI_STR("ibase.timeformat"); - isc_decode_sql_time((ISC_TIME *) data, &t); - -format_date_time: - /* - XXX - Might have to remove this later - seems that isc_decode_date() - always sets tm_isdst to 0, sometimes incorrectly (InterBase 6 bug?) - */ - t.tm_isdst = -1; -#if HAVE_STRUCT_TM_TM_ZONE - t.tm_zone = tzname[0]; -#endif - if (flag & PHP_IBASE_UNIXTIME) { - ZVAL_LONG(val, mktime(&t)); - } else { - l = strftime(string_data, sizeof(string_data), format, &t); - ZVAL_STRINGL(val, string_data, l); - break; - } - } /* switch (type) */ - return SUCCESS; -} -/* }}} */ - -static int _php_ibase_arr_zval(zval *ar_zval, char *data, zend_ulong data_size, /* {{{ */ - ibase_array *ib_array, int dim, int flag) -{ - /** - * Create multidimension array - recursion function - */ - int - u_bound = ib_array->ar_desc.array_desc_bounds[dim].array_bound_upper, - l_bound = ib_array->ar_desc.array_desc_bounds[dim].array_bound_lower, - dim_len = 1 + u_bound - l_bound; - unsigned short i; - - if (dim < ib_array->ar_desc.array_desc_dimensions) { /* array again */ - zend_ulong slice_size = data_size / dim_len; - - array_init(ar_zval); - - for (i = 0; i < dim_len; ++i) { - zval slice_zval; - - /* recursion here */ - if (FAILURE == _php_ibase_arr_zval(&slice_zval, data, slice_size, ib_array, dim + 1, - flag)) { - return FAILURE; - } - data += slice_size; - - add_index_zval(ar_zval, l_bound + i, &slice_zval); - } - } else { /* data at last */ - - if (FAILURE == _php_ibase_var_zval(ar_zval, data, ib_array->el_type, - ib_array->ar_desc.array_desc_length, ib_array->ar_desc.array_desc_scale, flag)) { - return FAILURE; - } - - /* fix for peculiar handling of VARCHAR arrays; - truncate the field to the cstring length */ - if (ib_array->ar_desc.array_desc_dtype == blr_varying || - ib_array->ar_desc.array_desc_dtype == blr_varying2) { - - Z_STRLEN_P(ar_zval) = strlen(Z_STRVAL_P(ar_zval)); - } - } - return SUCCESS; -} -/* }}} */ - -static void _php_ibase_fetch_hash(INTERNAL_FUNCTION_PARAMETERS, int fetch_type) /* {{{ */ -{ - zval *result_arg; - zend_long flag = 0; - zend_long i, array_cnt = 0; - ibase_result *ib_result; - - RESET_ERRMSG; - - if (zend_parse_parameters(ZEND_NUM_ARGS(), "r|l", &result_arg, &flag)) { - return; - } - - ib_result = (ibase_result *)zend_fetch_resource_ex(result_arg, LE_RESULT, le_result); - - if (ib_result->out_sqlda == NULL || !ib_result->has_more_rows) { - RETURN_FALSE; - } - - if (ib_result->statement_type != isc_info_sql_stmt_exec_procedure) { - if (isc_dsql_fetch(IB_STATUS, &ib_result->stmt, 1, ib_result->out_sqlda)) { - ib_result->has_more_rows = 0; - if (IB_STATUS[0] && IB_STATUS[1]) { /* error in fetch */ - _php_ibase_error(); - } - RETURN_FALSE; - } - } else { - ib_result->has_more_rows = 0; - } - - array_init(return_value); - - for (i = 0; i < ib_result->out_sqlda->sqld; ++i) { - XSQLVAR *var = &ib_result->out_sqlda->sqlvar[i]; - char buf[METADATALENGTH+4], *alias = var->aliasname; - - if (! (fetch_type & FETCH_ROW)) { - int i = 0; - char const *base = "FIELD"; /* use 'FIELD' if name is empty */ - - /** - * Ensure no two columns have identical names: - * keep generating new names until we find one that is unique. - */ - switch (*alias) { - void *p; - - default: - i = 1; - base = alias; - - while ((p = zend_symtable_str_find_ptr( - Z_ARRVAL_P(return_value), alias, strlen(alias))) != NULL) { - - case '\0': - snprintf(alias = buf, sizeof(buf), "%s_%02d", base, i++); - } - } - } - - if (((var->sqltype & 1) == 0) || *var->sqlind != -1) { - zval result; - - switch (var->sqltype & ~1) { - - default: - _php_ibase_var_zval(&result, var->sqldata, var->sqltype, var->sqllen, - var->sqlscale, flag); - break; - case SQL_BLOB: - if (flag & PHP_IBASE_FETCH_BLOBS) { /* fetch blob contents into hash */ - - ibase_blob blob_handle; - zend_ulong max_len = 0; - static char bl_items[] = {isc_info_blob_total_length}; - char bl_info[20]; - unsigned short i; - - blob_handle.bl_handle = 0; - blob_handle.bl_qd = *(ISC_QUAD *) var->sqldata; - - if (isc_open_blob(IB_STATUS, &ib_result->link->handle, &ib_result->trans->handle, - &blob_handle.bl_handle, &blob_handle.bl_qd)) { - _php_ibase_error(); - goto _php_ibase_fetch_error; - } - - if (isc_blob_info(IB_STATUS, &blob_handle.bl_handle, sizeof(bl_items), - bl_items, sizeof(bl_info), bl_info)) { - _php_ibase_error(); - goto _php_ibase_fetch_error; - } - - /* find total length of blob's data */ - for (i = 0; i < sizeof(bl_info); ) { - unsigned short item_len; - char item = bl_info[i++]; - - if (item == isc_info_end || item == isc_info_truncated || - item == isc_info_error || i >= sizeof(bl_info)) { - - _php_ibase_module_error("Could not determine BLOB size (internal error)" - ); - goto _php_ibase_fetch_error; - } - - item_len = (unsigned short) isc_vax_integer(&bl_info[i], 2); - - if (item == isc_info_blob_total_length) { - max_len = isc_vax_integer(&bl_info[i+2], item_len); - break; - } - i += item_len+2; - } - - if (max_len == 0) { - ZVAL_STRING(&result, ""); - } else if (SUCCESS != _php_ibase_blob_get(&result, &blob_handle, - max_len)) { - goto _php_ibase_fetch_error; - } - - if (isc_close_blob(IB_STATUS, &blob_handle.bl_handle)) { - _php_ibase_error(); - goto _php_ibase_fetch_error; - } - - } else { /* blob id only */ - ISC_QUAD bl_qd = *(ISC_QUAD *) var->sqldata; - ZVAL_NEW_STR(&result, _php_ibase_quad_to_string(bl_qd)); - } - break; - case SQL_ARRAY: - if (flag & PHP_IBASE_FETCH_ARRAYS) { /* array can be *huge* so only fetch if asked */ - ISC_QUAD ar_qd = *(ISC_QUAD *) var->sqldata; - ibase_array *ib_array = &ib_result->out_array[array_cnt++]; - void *ar_data = emalloc(ib_array->ar_size); - - if (isc_array_get_slice(IB_STATUS, &ib_result->link->handle, - &ib_result->trans->handle, &ar_qd, &ib_array->ar_desc, - ar_data, &ib_array->ar_size)) { - _php_ibase_error(); - efree(ar_data); - goto _php_ibase_fetch_error; - } - - if (FAILURE == _php_ibase_arr_zval(&result, ar_data, ib_array->ar_size, ib_array, - 0, flag)) { - efree(ar_data); - goto _php_ibase_fetch_error; - } - efree(ar_data); - - } else { /* blob id only */ - ISC_QUAD ar_qd = *(ISC_QUAD *) var->sqldata; - ZVAL_NEW_STR(&result, _php_ibase_quad_to_string(ar_qd)); - } - break; - _php_ibase_fetch_error: - zval_ptr_dtor_nogc(&result); - RETURN_FALSE; - } /* switch */ - - if (fetch_type & FETCH_ROW) { - add_index_zval(return_value, i, &result); - } else { - add_assoc_zval(return_value, alias, &result); - } - } else { - if (fetch_type & FETCH_ROW) { - add_index_null(return_value, i); - } else { - add_assoc_null(return_value, alias); - } - } - } /* for field */ -} -/* }}} */ - -/* {{{ proto array ibase_fetch_row(resource result [, int fetch_flags]) - Fetch a row from the results of a query */ -PHP_FUNCTION(ibase_fetch_row) -{ - _php_ibase_fetch_hash(INTERNAL_FUNCTION_PARAM_PASSTHRU, FETCH_ROW); -} -/* }}} */ - -/* {{{ proto array ibase_fetch_assoc(resource result [, int fetch_flags]) - Fetch a row from the results of a query */ -PHP_FUNCTION(ibase_fetch_assoc) -{ - _php_ibase_fetch_hash(INTERNAL_FUNCTION_PARAM_PASSTHRU, FETCH_ARRAY); -} -/* }}} */ - -/* {{{ proto object ibase_fetch_object(resource result [, int fetch_flags]) - Fetch a object from the results of a query */ -PHP_FUNCTION(ibase_fetch_object) -{ - _php_ibase_fetch_hash(INTERNAL_FUNCTION_PARAM_PASSTHRU, FETCH_ARRAY); - - if (Z_TYPE_P(return_value) == IS_ARRAY) { - convert_to_object(return_value); - } -} -/* }}} */ - - -/* {{{ proto bool ibase_name_result(resource result, string name) - Assign a name to a result for use with ... WHERE CURRENT OF <name> statements */ -PHP_FUNCTION(ibase_name_result) -{ - zval *result_arg; - char *name_arg; - size_t name_arg_len; - ibase_result *ib_result; - - RESET_ERRMSG; - - if (zend_parse_parameters(ZEND_NUM_ARGS(), "rs", &result_arg, &name_arg, &name_arg_len) == FAILURE) { - return; - } - - ib_result = (ibase_result *)zend_fetch_resource_ex(result_arg, LE_RESULT, le_result); - - if (isc_dsql_set_cursor_name(IB_STATUS, &ib_result->stmt, name_arg, 0)) { - _php_ibase_error(); - RETURN_FALSE; - } - RETURN_TRUE; -} -/* }}} */ - - -/* {{{ proto bool ibase_free_result(resource result) - Free the memory used by a result */ -PHP_FUNCTION(ibase_free_result) -{ - zval *result_arg; - ibase_result *ib_result; - - RESET_ERRMSG; - - if (zend_parse_parameters(ZEND_NUM_ARGS(), "r", &result_arg) == FAILURE) { - return; - } - - ib_result = (ibase_result *)zend_fetch_resource_ex(result_arg, LE_RESULT, le_result); - zend_list_delete(Z_RES_P(result_arg)); - RETURN_TRUE; -} -/* }}} */ - -/* {{{ proto resource ibase_prepare(resource link_identifier[, string query [, resource trans_identifier ]]) - Prepare a query for later execution */ -PHP_FUNCTION(ibase_prepare) -{ - zval *link_arg, *trans_arg; - ibase_db_link *ib_link; - ibase_trans *trans = NULL; - size_t query_len; - zend_resource *trans_res = NULL; - ibase_query *ib_query; - char *query; - - RESET_ERRMSG; - - if (ZEND_NUM_ARGS() == 1) { - if (zend_parse_parameters(ZEND_NUM_ARGS(), "s", &query, &query_len) == FAILURE) { - return; - } - ib_link = (ibase_db_link *)zend_fetch_resource2(IBG(default_link), LE_LINK, le_link, le_plink); - } else if (ZEND_NUM_ARGS() == 2) { - if (zend_parse_parameters(ZEND_NUM_ARGS(), "rs", &link_arg, &query, &query_len) == FAILURE) { - return; - } - _php_ibase_get_link_trans(INTERNAL_FUNCTION_PARAM_PASSTHRU, link_arg, &ib_link, &trans); - - if (trans != NULL) { - trans_res = Z_RES_P(link_arg); - } - } else { - if (zend_parse_parameters(ZEND_NUM_ARGS(), "rrs", &link_arg, &trans_arg, &query, &query_len) == FAILURE) { - return; - } - ib_link = (ibase_db_link *)zend_fetch_resource2_ex(link_arg, LE_LINK, le_link, le_plink); - trans = (ibase_trans *)zend_fetch_resource_ex(trans_arg, LE_TRANS, le_trans); - trans_res = Z_RES_P(trans_arg); - } - - if (FAILURE == _php_ibase_def_trans(ib_link, &trans)) { - RETURN_FALSE; - } - - ib_query = (ibase_query *) emalloc(sizeof(ibase_query)); - - if (FAILURE == _php_ibase_alloc_query(ib_query, ib_link, trans, query, ib_link->dialect, trans_res)) { - efree(ib_query); - RETURN_FALSE; - } - RETVAL_RES(zend_register_resource(ib_query, le_query)); - Z_TRY_ADDREF_P(return_value); -} -/* }}} */ - -/* {{{ proto mixed ibase_execute(resource query [, mixed bind_arg [, mixed bind_arg [, ...]]]) - Execute a previously prepared query */ -PHP_FUNCTION(ibase_execute) -{ - zval *query, *args = NULL; - ibase_query *ib_query; - ibase_result *result = NULL; - int bind_n = 0; - - RESET_ERRMSG; - - RETVAL_FALSE; - - if (FAILURE == zend_parse_parameters(ZEND_NUM_ARGS(), "|r*", &query, &args, &bind_n)) { - return; - } - - ib_query = (ibase_query *)zend_fetch_resource_ex(query, LE_QUERY, le_query); - - do { - int expected_n = ib_query->in_sqlda ? ib_query->in_sqlda->sqld : 0; - - if (bind_n != expected_n) { - php_error_docref(NULL, (bind_n < expected_n) ? E_WARNING : E_NOTICE, - "Statement expects %d arguments, %d given", expected_n, bind_n); - - if (bind_n < expected_n) { - break; - } - } - - /* Have we used this cursor before and it's still open (exec proc has no cursor) ? */ - if (ib_query->result_res != NULL - && ib_query->statement_type != isc_info_sql_stmt_exec_procedure) { - IBDEBUG("Implicitly closing a cursor"); - - if (isc_dsql_free_statement(IB_STATUS, &ib_query->stmt, DSQL_close)) { - _php_ibase_error(); - break; - } - zend_list_delete(ib_query->result_res); - ib_query->result_res = NULL; - } - - if (FAILURE == _php_ibase_exec(INTERNAL_FUNCTION_PARAM_PASSTHRU, &result, ib_query, - args)) { - break; - } - - /* free the query if trans handle was released */ - if (ib_query->trans->handle == 0) { - zend_list_delete(Z_RES_P(query)); - } - - if (result != NULL) { - zval *ret; - - result->type = EXECUTE_RESULT; - if (ib_query->statement_type == isc_info_sql_stmt_exec_procedure) { - result->stmt = 0; - } - - ret = zend_list_insert(result, le_result); - ib_query->result_res = Z_RES_P(ret); - ZVAL_COPY_VALUE(return_value, ret); - Z_TRY_ADDREF_P(return_value); - Z_TRY_ADDREF_P(return_value); - } - } while (0); -} -/* }}} */ - -/* {{{ proto bool ibase_free_query(resource query) - Free memory used by a query */ -PHP_FUNCTION(ibase_free_query) -{ - zval *query_arg; - ibase_query *ib_query; - - RESET_ERRMSG; - - if (zend_parse_parameters(ZEND_NUM_ARGS(), "r", &query_arg) == FAILURE) { - return; - } - - ib_query = (ibase_query *)zend_fetch_resource_ex(query_arg, LE_QUERY, le_query); - if (!ib_query) { - RETURN_FALSE; - } - - zend_list_close(Z_RES_P(query_arg)); - RETURN_TRUE; -} -/* }}} */ - -/* {{{ proto int ibase_num_fields(resource query_result) - Get the number of fields in result */ -PHP_FUNCTION(ibase_num_fields) -{ - zval *result; - int type; - XSQLDA *sqlda; - - RESET_ERRMSG; - - if (zend_parse_parameters(ZEND_NUM_ARGS(), "r", &result) == FAILURE) { - return; - } - - type = Z_RES_P(result)->type; - - if (type == le_query) { - ibase_query *ib_query; - - ib_query = (ibase_query *)zend_fetch_resource_ex(result, LE_QUERY, le_query); - sqlda = ib_query->out_sqlda; - } else { - ibase_result *ib_result; - - ib_result = (ibase_result *)zend_fetch_resource_ex(result, LE_RESULT, le_result); - sqlda = ib_result->out_sqlda; - } - - if (sqlda == NULL) { - RETURN_LONG(0); - } else { - RETURN_LONG(sqlda->sqld); - } -} -/* }}} */ - -static void _php_ibase_field_info(zval *return_value, XSQLVAR *var) /* {{{ */ -{ - unsigned short len; - char buf[16], *s = buf; - - array_init(return_value); - - add_index_stringl(return_value, 0, var->sqlname, var->sqlname_length); - add_assoc_stringl(return_value, "name", var->sqlname, var->sqlname_length); - - add_index_stringl(return_value, 1, var->aliasname, var->aliasname_length); - add_assoc_stringl(return_value, "alias", var->aliasname, var->aliasname_length); - - add_index_stringl(return_value, 2, var->relname, var->relname_length); - add_assoc_stringl(return_value, "relation", var->relname, var->relname_length); - - len = slprintf(buf, 16, "%d", var->sqllen); - add_index_stringl(return_value, 3, buf, len); - add_assoc_stringl(return_value, "length", buf, len); - - if (var->sqlscale < 0) { - unsigned short precision = 0; - - switch (var->sqltype & ~1) { - - case SQL_SHORT: - precision = 4; - break; - case SQL_LONG: - precision = 9; - break; - case SQL_INT64: - precision = 18; - break; - } - len = slprintf(buf, 16, "NUMERIC(%d,%d)", precision, -var->sqlscale); - add_index_stringl(return_value, 4, s, len); - add_assoc_stringl(return_value, "type", s, len); - } else { - switch (var->sqltype & ~1) { - case SQL_TEXT: - s = "CHAR"; - break; - case SQL_VARYING: - s = "VARCHAR"; - break; - case SQL_SHORT: - s = "SMALLINT"; - break; - case SQL_LONG: - s = "INTEGER"; - break; - case SQL_FLOAT: - s = "FLOAT"; break; - case SQL_DOUBLE: - case SQL_D_FLOAT: - s = "DOUBLE PRECISION"; break; - case SQL_INT64: - s = "BIGINT"; - break; - case SQL_TIMESTAMP: - s = "TIMESTAMP"; - break; - case SQL_TYPE_DATE: - s = "DATE"; - break; - case SQL_TYPE_TIME: - s = "TIME"; - break; - case SQL_BLOB: - s = "BLOB"; - break; - case SQL_ARRAY: - s = "ARRAY"; - break; - /* FIXME: provide more detailed information about the field type, field size - * and array dimensions */ - case SQL_QUAD: - s = "QUAD"; - break; - } - add_index_string(return_value, 4, s); - add_assoc_string(return_value, "type", s); - } -} -/* }}} */ - -/* {{{ proto array ibase_field_info(resource query_result, int field_number) - Get information about a field */ -PHP_FUNCTION(ibase_field_info) -{ - zval *result_arg; - zend_long field_arg; - int type; - XSQLDA *sqlda; - - RESET_ERRMSG; - - if (zend_parse_parameters(ZEND_NUM_ARGS(), "rl", &result_arg, &field_arg) == FAILURE) { - return; - } - - type = Z_RES_P(result_arg)->type; - - if (type == le_query) { - ibase_query *ib_query; - - ib_query= (ibase_query *)zend_fetch_resource_ex(result_arg, LE_QUERY, le_query); - sqlda = ib_query->out_sqlda; - } else { - ibase_result *ib_result; - - ib_result = (ibase_result *)zend_fetch_resource_ex(result_arg, LE_RESULT, le_result); - sqlda = ib_result->out_sqlda; - } - - if (sqlda == NULL) { - _php_ibase_module_error("Trying to get field info from a non-select query"); - RETURN_FALSE; - } - - if (field_arg < 0 || field_arg >= sqlda->sqld) { - RETURN_FALSE; - } - _php_ibase_field_info(return_value, sqlda->sqlvar + field_arg); -} -/* }}} */ - -/* {{{ proto int ibase_num_params(resource query) - Get the number of params in a prepared query */ -PHP_FUNCTION(ibase_num_params) -{ - zval *result; - ibase_query *ib_query; - - RESET_ERRMSG; - - if (zend_parse_parameters(ZEND_NUM_ARGS(), "r", &result) == FAILURE) { - return; - } - - ib_query = (ibase_query *)zend_fetch_resource_ex(result, LE_QUERY, le_query); - - if (ib_query->in_sqlda == NULL) { - RETURN_LONG(0); - } else { - RETURN_LONG(ib_query->in_sqlda->sqld); - } -} -/* }}} */ - -/* {{{ proto array ibase_param_info(resource query, int field_number) - Get information about a parameter */ -PHP_FUNCTION(ibase_param_info) -{ - zval *result_arg; - zend_long field_arg; - ibase_query *ib_query; - - RESET_ERRMSG; - - if (zend_parse_parameters(ZEND_NUM_ARGS(), "rl", &result_arg, &field_arg) == FAILURE) { - return; - } - - ib_query = (ibase_query *)zend_fetch_resource_ex(result_arg, LE_QUERY, le_query); - - if (ib_query->in_sqlda == NULL) { - RETURN_FALSE; - } - - if (field_arg < 0 || field_arg >= ib_query->in_sqlda->sqld) { - RETURN_FALSE; - } - - _php_ibase_field_info(return_value,ib_query->in_sqlda->sqlvar + field_arg); -} -/* }}} */ - -#endif /* HAVE_IBASE */ |