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[settings] add freerdp_settings_copy_item 

convenience function to copy a value of opaque type from one settings
struct to another, cleaning up possible existing data first
This commit is contained in:
akallabeth 2023-10-13 12:24:05 +02:00 committed by akallabeth
parent 13d35c8a98
commit ecc21a2cfc
2 changed files with 68 additions and 0 deletions
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14
include/freerdp/settings.h
View File

@ -1755,6 +1755,20 @@ extern "C"
*/
FREERDP_API BOOL freerdp_settings_copy(rdpSettings* dst, const rdpSettings* src);
/** \brief copies one setting identified by \b id from \b src to \b dst
*
* The function frees up all allocated data in \b dst before copying the data from \b src
*
* \param dst A pointer for the settings to copy data to. May be NULL (fails copy)
* \param src A pointer to the settings to copy. May be NULL (fails copy)
* \param id The settings identifier to copy
*
* \return \b TRUE for success, \b FALSE for failure.
*/
FREERDP_API BOOL freerdp_settings_copy_item(rdpSettings* dst, const rdpSettings* src,
size_t id);
/** \brief Free a settings struct with all data in it
*
* \param settings A pointer to the settings to free, May be NULL

54
libfreerdp/common/settings_str.c
View File

@ -997,3 +997,57 @@ const char* freerdp_settings_get_name_for_key(size_t key)
}
return NULL;
}
BOOL freerdp_settings_copy_item(rdpSettings* dst, const rdpSettings* src, size_t id)
{
WINPR_ASSERT(dst);
WINPR_ASSERT(src);
const SSIZE_T key = freerdp_settings_get_type_for_key(id);
switch (key)
{
case FREERDP_SETTINGS_TYPE_BOOL:
{
const BOOL val = freerdp_settings_get_bool(src, id);
return freerdp_settings_set_bool(dst, id, val);
}
case FREERDP_SETTINGS_TYPE_INT16:
{
const INT16 val = freerdp_settings_get_int16(src, id);
return freerdp_settings_set_int16(dst, id, val);
}
case FREERDP_SETTINGS_TYPE_INT32:
{
const INT32 val = freerdp_settings_get_int32(src, id);
return freerdp_settings_set_int32(dst, id, val);
}
case FREERDP_SETTINGS_TYPE_INT64:
{
const INT64 val = freerdp_settings_get_int64(src, id);
return freerdp_settings_set_int64(dst, id, val);
}
case FREERDP_SETTINGS_TYPE_UINT16:
{
const UINT16 val = freerdp_settings_get_uint16(src, id);
return freerdp_settings_set_uint16(dst, id, val);
}
case FREERDP_SETTINGS_TYPE_UINT32:
{
const UINT32 val = freerdp_settings_get_uint32(src, id);
return freerdp_settings_set_uint32(dst, id, val);
}
case FREERDP_SETTINGS_TYPE_UINT64:
{
const UINT64 val = freerdp_settings_get_uint64(src, id);
return freerdp_settings_set_uint64(dst, id, val);
}
case FREERDP_SETTINGS_TYPE_STRING:
{
const char* val = freerdp_settings_get_string(src, id);
return freerdp_settings_set_string(dst, id, val);
}
case FREERDP_SETTINGS_TYPE_POINTER:
default:
return FALSE;
}
}