From 5e48aa7ebbf0b3c589093867be12523d6f98e4d2 Mon Sep 17 00:00:00 2001 From: Günther Deschner Date: Fri, 12 Mar 2010 18:31:22 +0100 Subject: s3-spoolss: wrap _spoolss_EnumPrinterData() around _spoolss_EnumPrinterDataEx(). This removes some dependencies to registry code. Guenther --- source3/rpc_server/srv_spoolss_nt.c | 104 ++++++++++++++---------------------- 1 file changed, 40 insertions(+), 64 deletions(-) diff --git a/source3/rpc_server/srv_spoolss_nt.c b/source3/rpc_server/srv_spoolss_nt.c index a35c5f6382..157a4e2bd3 100644 --- a/source3/rpc_server/srv_spoolss_nt.c +++ b/source3/rpc_server/srv_spoolss_nt.c @@ -7666,66 +7666,51 @@ WERROR _spoolss_GetPrinterDriverDirectory(pipes_struct *p, WERROR _spoolss_EnumPrinterData(pipes_struct *p, struct spoolss_EnumPrinterData *r) { - NT_PRINTER_INFO_LEVEL *printer = NULL; - Printer_entry *Printer = find_printer_index_by_hnd(p, r->in.handle); - int snum; - WERROR result; - struct regval_blob *val = NULL; - NT_PRINTER_DATA *p_data; - int i, key_index, num_values; - int name_length; - - *r->out.value_needed = 0; - *r->out.type = REG_NONE; - *r->out.data_needed = 0; + WERROR result; + struct spoolss_EnumPrinterDataEx r2; + uint32_t count; + struct spoolss_PrinterEnumValues *info, *val = NULL; + uint32_t needed; - DEBUG(5,("_spoolss_EnumPrinterData\n")); + r2.in.handle = r->in.handle; + r2.in.key_name = "PrinterDriverData"; + r2.in.offered = 0; + r2.out.count = &count; + r2.out.info = &info; + r2.out.needed = &needed; - if (!Printer) { - DEBUG(2,("_spoolss_EnumPrinterData: Invalid handle (%s:%u:%u).\n", - OUR_HANDLE(r->in.handle))); - return WERR_BADFID; + result = _spoolss_EnumPrinterDataEx(p, &r2); + if (W_ERROR_EQUAL(result, WERR_MORE_DATA)) { + r2.in.offered = needed; + result = _spoolss_EnumPrinterDataEx(p, &r2); } - - if (!get_printer_snum(p, r->in.handle, &snum, NULL)) { - return WERR_BADFID; - } - - result = get_a_printer(Printer, &printer, 2, lp_const_servicename(snum)); if (!W_ERROR_IS_OK(result)) { return result; } - p_data = printer->info_2->data; - key_index = lookup_printerkey( p_data, SPOOL_PRINTERDATA_KEY ); - - result = WERR_OK; - /* * The NT machine wants to know the biggest size of value and data * * cf: MSDN EnumPrinterData remark section */ - if (!r->in.value_offered && !r->in.data_offered && (key_index != -1)) { - + if (!r->in.value_offered && !r->in.data_offered) { uint32_t biggest_valuesize = 0; uint32_t biggest_datasize = 0; + int i, name_length; DEBUGADD(6,("Activating NT mega-hack to find sizes\n")); - num_values = regval_ctr_numvals( p_data->keys[key_index].values ); + for (i=0; ikeys[key_index].values, i ); - - name_length = strlen(val->valuename); - if ( strlen(val->valuename) > biggest_valuesize ) + name_length = strlen(info[i].value_name); + if (strlen(info[i].value_name) > biggest_valuesize) { biggest_valuesize = name_length; + } - if ( val->size > biggest_datasize ) - biggest_datasize = val->size; + if (info[i].data_length > biggest_datasize) { + biggest_datasize = info[i].data_length; + } DEBUG(6,("current values: [%d], [%d]\n", biggest_valuesize, biggest_datasize)); @@ -7740,21 +7725,14 @@ WERROR _spoolss_EnumPrinterData(pipes_struct *p, DEBUG(6,("final values: [%d], [%d]\n", *r->out.value_needed, *r->out.data_needed)); - goto done; + return WERR_OK; } - /* - * the value len is wrong in NT sp3 - * that's the number of bytes not the number of unicode chars - */ - - if (key_index != -1) { - val = regval_ctr_specific_value(p_data->keys[key_index].values, - r->in.enum_index); + if (r->in.enum_index < count) { + val = &info[r->in.enum_index]; } - if (!val) { - + if (val == NULL) { /* out_value should default to "" or else NT4 has problems unmarshalling the response */ @@ -7762,8 +7740,7 @@ WERROR _spoolss_EnumPrinterData(pipes_struct *p, *r->out.value_needed = 1; r->out.value_name = talloc_strdup(r, ""); if (!r->out.value_name) { - result = WERR_NOMEM; - goto done; + return WERR_NOMEM; } } else { r->out.value_name = NULL; @@ -7787,12 +7764,11 @@ WERROR _spoolss_EnumPrinterData(pipes_struct *p, /* name */ if (r->in.value_offered) { - r->out.value_name = talloc_strdup(r, regval_name(val)); + r->out.value_name = talloc_strdup(r, val->value_name); if (!r->out.value_name) { - result = WERR_NOMEM; - goto done; + return WERR_NOMEM; } - *r->out.value_needed = strlen_m(regval_name(val)); + *r->out.value_needed = strlen_m(val->value_name); } else { r->out.value_name = NULL; *r->out.value_needed = 0; @@ -7800,7 +7776,7 @@ WERROR _spoolss_EnumPrinterData(pipes_struct *p, /* type */ - *r->out.type = regval_type(val); + *r->out.type = val->type; /* data - counted in bytes */ @@ -7809,17 +7785,17 @@ WERROR _spoolss_EnumPrinterData(pipes_struct *p, * in MS-RPRN. */ - if (r->out.data && regval_data_p(val) && - regval_size(val) && r->in.data_offered) { - memcpy(r->out.data, regval_data_p(val), - MIN(regval_size(val),r->in.data_offered)); + if (r->out.data && val->data && + val->data_length && r->in.data_offered) { + memcpy(r->out.data, val->data, + MIN(val->data_length,r->in.data_offered)); } - *r->out.data_needed = regval_size(val); + *r->out.data_needed = val->data_length; + + result = WERR_OK; } -done: - free_a_printer(&printer, 2); return result; } -- cgit