451 lines
12 KiB
C
451 lines
12 KiB
C
#include "edbus_private.h"
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#include "edbus_private_types.h"
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static void _message_iter_basic_array_to_eina_value(char type, Eina_Value *value, EDBus_Message_Iter *iter);
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static const Eina_Value_Type *
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_dbus_type_to_eina_value_type(char type)
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{
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switch (type)
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{
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case 'i':
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case 'h':
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return EINA_VALUE_TYPE_INT;
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case 's':
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case 'o':
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case 'g':
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return EINA_VALUE_TYPE_STRING;
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case 'b':
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case 'y':
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return EINA_VALUE_TYPE_UCHAR;
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case 'n':
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return EINA_VALUE_TYPE_SHORT;
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case 'q':
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return EINA_VALUE_TYPE_USHORT;
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case 'u':
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return EINA_VALUE_TYPE_UINT;
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case 'x':
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return EINA_VALUE_TYPE_INT64;
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case 't':
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return EINA_VALUE_TYPE_UINT64;
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case 'd':
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return EINA_VALUE_TYPE_DOUBLE;
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case 'a':
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return EINA_VALUE_TYPE_ARRAY;
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case '(':
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case '{':
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case 'e':
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case 'r':
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case 'v':
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return EINA_VALUE_TYPE_STRUCT;
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default:
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ERR("Unknown type %c", type);
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return NULL;
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}
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}
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static unsigned int
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_type_size(char type)
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{
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switch (type)
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{
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case 'i':
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case 'h':
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case 'u':
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return(sizeof(int32_t));
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case 's':
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case 'o':
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case 'g':
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return(sizeof(char *));
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case 'b':
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case 'y':
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return(sizeof(unsigned char));
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case 'n':
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case 'q':
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return(sizeof(int16_t));
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case 'x':
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case 't':
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return(sizeof(int64_t));
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case 'd':
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return(sizeof(double));
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case 'a':
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return(sizeof(Eina_Value_Array));
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case '(':
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case '{':
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case 'e':
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case 'r':
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case 'v':
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return(sizeof(Eina_Value_Struct));
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default:
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ERR("Unknown type %c", type);
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return 0;
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}
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}
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static unsigned int
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_type_offset(char type, unsigned base)
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{
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unsigned size, padding;
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size = _type_size(type);
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if (!(base % size))
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return base;
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padding = abs(base - size);
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return base + padding;
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}
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static Eina_Value *
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_message_iter_array_to_eina_value(EDBus_Message_Iter *iter)
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{
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Eina_Value *array_value;
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char *sig;
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sig = edbus_message_iter_signature_get(iter);
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DBG("array of %s", sig);
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array_value = eina_value_array_new(_dbus_type_to_eina_value_type(sig[0]), 0);
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if (sig[0] == '(' || sig[0] == '{' || sig[0] == 'v')
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{
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EDBus_Message_Iter *entry;
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if (sig[0] == '{')
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sig[0] = 'e';
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else if (sig[0] == '(')
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sig[0] = 'r';
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while (edbus_message_iter_get_and_next(iter, sig[0], &entry))
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{
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Eina_Value *data = _message_iter_struct_to_eina_value(entry);
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Eina_Value_Struct st;
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eina_value_get(data, &st);
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eina_value_array_append(array_value, st);
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}
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}
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else if (sig[0] == 'a')
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{
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EDBus_Message_Iter *entry;
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while (edbus_message_iter_get_and_next(iter, sig[0], &entry))
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{
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Eina_Value *data = _message_iter_array_to_eina_value(entry);
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Eina_Value_Array inner_array;
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eina_value_get(data, &inner_array);
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eina_value_array_append(array_value, inner_array);
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}
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}
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else
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_message_iter_basic_array_to_eina_value(sig[0], array_value, iter);
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DBG("return array of %s", sig);
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free(sig);
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return array_value;
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}
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static void
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_message_iter_basic_array_to_eina_value(char type, Eina_Value *value, EDBus_Message_Iter *iter)
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{
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switch (type)
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{
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case 'i':
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case 'h'://fd
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{
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int32_t i;
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while (edbus_message_iter_get_and_next(iter, type, &i))
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eina_value_array_append(value, i);
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break;
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}
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case 's':
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case 'o'://object path
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case 'g'://signature
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{
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const char *txt;
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while (edbus_message_iter_get_and_next(iter, type, &txt))
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eina_value_array_append(value, txt);
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break;
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}
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case 'b'://boolean
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case 'y'://byte
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{
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unsigned char byte;
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while (edbus_message_iter_get_and_next(iter, type, &byte))
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eina_value_array_append(value, byte);
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break;
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}
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case 'n'://int16
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{
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int16_t i;
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while (edbus_message_iter_get_and_next(iter, type, &i))
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eina_value_array_append(value, i);
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break;
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}
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case 'q'://uint16
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{
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uint16_t i;
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while (edbus_message_iter_get_and_next(iter, type, &i))
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eina_value_array_append(value, i);
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break;
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}
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case 'u'://uint32
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{
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uint32_t i;
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while (edbus_message_iter_get_and_next(iter, type, &i))
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eina_value_array_append(value, i);
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break;
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}
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case 'x'://int64
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{
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int64_t i;
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while (edbus_message_iter_get_and_next(iter, type, &i))
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eina_value_array_append(value, i);
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break;
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}
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case 't'://uint64
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{
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uint64_t i;
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while (edbus_message_iter_get_and_next(iter, type, &i))
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eina_value_array_append(value, i);
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break;
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}
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case 'd'://double
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{
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double d;
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while (edbus_message_iter_get_and_next(iter, type, &d))
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eina_value_array_append(value, d);
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break;
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}
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}
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}
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#define ARG "arg%d"
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typedef struct _EDBus_Struct_Desc
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{
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Eina_Value_Struct_Desc base;
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int refcount;
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} EDBus_Struct_Desc;
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static void *
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_ops_malloc(const Eina_Value_Struct_Operations *ops, const Eina_Value_Struct_Desc *desc)
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{
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EDBus_Struct_Desc *edesc = (EDBus_Struct_Desc*)desc;
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edesc->refcount++;
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DBG("%p refcount=%d", edesc, edesc->refcount);
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return malloc(desc->size);
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}
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static void
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_ops_free(const Eina_Value_Struct_Operations *ops, const Eina_Value_Struct_Desc *desc, void *memory)
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{
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EDBus_Struct_Desc *edesc = (EDBus_Struct_Desc*) desc;
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edesc->refcount--;
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free(memory);
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DBG("%p refcount=%d", edesc, edesc->refcount);
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if (edesc->refcount <= 0)
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{
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unsigned i;
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for (i = 0; i < edesc->base.member_count; i++)
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free((char *)edesc->base.members[i].name);
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free((Eina_Value_Struct_Member *)edesc->base.members);
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free(edesc);
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}
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}
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static Eina_Value_Struct_Operations operations =
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{
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EINA_VALUE_STRUCT_OPERATIONS_VERSION,
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_ops_malloc,
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_ops_free,
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NULL,
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NULL,
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NULL
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};
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Eina_Value *
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_message_iter_struct_to_eina_value(EDBus_Message_Iter *iter)
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{
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int type;
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Eina_Value *value_st = NULL;
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Eina_Array *st_members = eina_array_new(1);
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unsigned int offset = 0, z;
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char name[7];//arg000 + \0
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Eina_Value_Struct_Member *members;
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EDBus_Struct_Desc *st_desc;
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Eina_Array *st_values = eina_array_new(1);
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DBG("begin struct");
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st_desc = calloc(1, sizeof(EDBus_Struct_Desc));
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st_desc->base.version = EINA_VALUE_STRUCT_DESC_VERSION;
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st_desc->base.ops = &operations;
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//create member list
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z = 0;
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while ((type = dbus_message_iter_get_arg_type(&iter->dbus_iterator)) != DBUS_TYPE_INVALID)
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{
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Eina_Value_Struct_Member *m;
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Eina_Value *v;
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m = calloc(1, sizeof(Eina_Value_Struct_Member));
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sprintf(name, ARG, z);
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m->name = strdup(name);
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offset = _type_offset(type, offset);
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m->offset = offset;
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offset += _type_size(type);
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m->type = _dbus_type_to_eina_value_type(type);
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eina_array_push(st_members, m);
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DBG("type = %c", type);
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switch (type)
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{
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case 'i'://int
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case 'h'://fd
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{
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int32_t i;
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v = eina_value_new(EINA_VALUE_TYPE_INT);
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edbus_message_iter_basic_get(iter, &i);
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eina_value_set(v, i);
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break;
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}
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case 's':
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case 'o'://object path
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case 'g'://signature
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{
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const char *txt;
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v = eina_value_new(EINA_VALUE_TYPE_STRING);
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edbus_message_iter_basic_get(iter, &txt);
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eina_value_set(v, txt);
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break;
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}
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case 'b'://boolean
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case 'y'://byte
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{
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unsigned char byte;
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v = eina_value_new(EINA_VALUE_TYPE_UCHAR);
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edbus_message_iter_basic_get(iter, &byte);
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eina_value_set(v, byte);
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break;
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}
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case 'n'://int16
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{
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int16_t i;
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v = eina_value_new(EINA_VALUE_TYPE_SHORT);
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edbus_message_iter_basic_get(iter, &i);
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eina_value_set(v, i);
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break;
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}
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case 'q'://uint16
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{
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uint16_t i;
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v = eina_value_new(EINA_VALUE_TYPE_USHORT);
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edbus_message_iter_basic_get(iter, &i);
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eina_value_set(v, i);
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break;
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}
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case 'u'://uint32
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{
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uint32_t i;
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v = eina_value_new(EINA_VALUE_TYPE_UINT);
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edbus_message_iter_basic_get(iter, &i);
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eina_value_set(v, i);
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break;
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}
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case 'x'://int64
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{
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int64_t i;
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v = eina_value_new(EINA_VALUE_TYPE_INT64);
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edbus_message_iter_basic_get(iter, &i);
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eina_value_set(v, i);
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break;
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}
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case 't'://uint64
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{
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uint64_t i;
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v = eina_value_new(EINA_VALUE_TYPE_UINT64);
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edbus_message_iter_basic_get(iter, &i);
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eina_value_set(v, i);
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break;
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}
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case 'd'://double
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{
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double d;
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v = eina_value_new(EINA_VALUE_TYPE_DOUBLE);
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edbus_message_iter_basic_get(iter, &d);
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eina_value_set(v, d);
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break;
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}
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case 'a'://array
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{
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EDBus_Message_Iter *dbus_array;
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dbus_array = edbus_message_iter_sub_iter_get(iter);
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v = _message_iter_array_to_eina_value(dbus_array);
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break;
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}
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case '('://struct
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case 'r'://struct
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case 'v'://variant
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{
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EDBus_Message_Iter *dbus_st;
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dbus_st = edbus_message_iter_sub_iter_get(iter);
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v = _message_iter_struct_to_eina_value(dbus_st);
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break;
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}
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default:
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ERR("Unexpected type %c", type);
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v = NULL;
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}
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eina_array_push(st_values, v);
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edbus_message_iter_next(iter);
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z++;
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}
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if (!z)
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{
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free(st_desc);
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goto end;
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}
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members = malloc(eina_array_count(st_members) * sizeof(Eina_Value_Struct_Member));
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for (z = 0; z < eina_array_count(st_members); z++)
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{
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Eina_Value_Struct_Member *m = eina_array_data_get(st_members, z);
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members[z].name = m->name;
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members[z].offset = m->offset;
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members[z].type = m->type;
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free(m);
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}
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//setup
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st_desc->base.members = members;
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st_desc->base.member_count = eina_array_count(st_members);
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st_desc->base.size = offset;
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value_st = eina_value_struct_new((Eina_Value_Struct_Desc *)st_desc);
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//filling with data
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for (z = 0; z < eina_array_count(st_values); z++)
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{
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Eina_Value *v = eina_array_data_get(st_values, z);
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sprintf(name, ARG, z);
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eina_value_struct_value_set(value_st, name, v);
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eina_value_free(v);
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}
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end:
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eina_array_free(st_members);
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eina_array_free(st_values);
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DBG("end struct");
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return value_st;
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}
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EAPI Eina_Value *
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edbus_message_to_eina_value(const EDBus_Message *msg)
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{
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EDBus_Message_Iter *iter;
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EINA_SAFETY_ON_FALSE_RETURN_VAL(msg, NULL);
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iter = edbus_message_iter_get(msg);
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EINA_SAFETY_ON_NULL_RETURN_VAL(iter, NULL);
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return _message_iter_struct_to_eina_value(iter);
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}
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EAPI Eina_Value *
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edbus_message_iter_struct_like_to_eina_value(const EDBus_Message_Iter *iter)
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{
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EINA_SAFETY_ON_NULL_RETURN_VAL(iter, NULL);
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return _message_iter_struct_to_eina_value((EDBus_Message_Iter *)iter);
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}
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