mirror of https://github.com/mpv-player/mpv
92 lines
2.4 KiB
C
92 lines
2.4 KiB
C
/*
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* This file is part of MPlayer.
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*
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* MPlayer is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* MPlayer is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License along
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* with MPlayer; if not, write to the Free Software Foundation, Inc.,
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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*/
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/// \file
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/// \ingroup OptionsStruct
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#include "config.h"
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#include <stdlib.h>
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#include <string.h>
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#include "m_option.h"
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#include "m_struct.h"
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#include "mp_msg.h"
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const m_option_t*
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m_struct_get_field(const m_struct_t* st,const char* f) {
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int i;
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for(i = 0 ; st->fields[i].name ; i++) {
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if(strcasecmp(st->fields[i].name,f) == 0)
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return &st->fields[i];
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}
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return NULL;
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}
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void*
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m_struct_alloc(const m_struct_t* st) {
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int i;
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void* r;
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if(!st->defaults) {
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mp_msg(MSGT_CFGPARSER, MSGL_ERR,"Struct %s needs defaults\n",st->name);
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return NULL;
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}
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r = calloc(1,st->size);
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memcpy(r,st->defaults,st->size);
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for(i = 0 ; st->fields[i].name ; i++) {
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if(st->fields[i].type->flags & M_OPT_TYPE_DYNAMIC)
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memset(M_ST_MB_P(r,st->fields[i].p),0,st->fields[i].type->size);
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m_option_copy(&st->fields[i],M_ST_MB_P(r,st->fields[i].p),M_ST_MB_P(st->defaults,st->fields[i].p));
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}
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return r;
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}
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int m_struct_set(const m_struct_t *st, void *obj, const char *field,
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struct bstr param)
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{
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const m_option_t* f = m_struct_get_field(st,field);
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if(!f) {
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mp_msg(MSGT_CFGPARSER, MSGL_ERR,"Struct %s doesn't have any %s field\n",
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st->name,field);
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return 0;
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}
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if(f->type->parse(f, bstr0(field), param, false, M_ST_MB_P(obj,f->p), NULL) < 0) {
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mp_msg(MSGT_CFGPARSER, MSGL_ERR,"Struct %s, field %s parsing error: %.*s\n",
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st->name, field, BSTR_P(param));
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return 0;
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}
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return 1;
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}
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/// Free an allocated struct
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void
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m_struct_free(const m_struct_t* st, void* obj) {
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int i;
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for(i = 0 ; st->fields[i].name ; i++)
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m_option_free(&st->fields[i],M_ST_MB_P(obj,st->fields[i].p));
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free(obj);
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}
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