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mpv/m_option.c

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#include "config.h"
#ifdef NEW_CONFIG
#include <stdlib.h>
#include <string.h>
#include <math.h>
#include <stdio.h>
#include <stdarg.h>
#include <inttypes.h>
#include <unistd.h>
#include "m_option.h"
//#include "m_config.h"
#include "mp_msg.h"
// Don't free for 'production' atm
#ifndef MP_DEBUG
#define NO_FREE
#endif
m_option_t* m_option_list_find(m_option_t* list,char* name) {
int i;
for(i = 0 ; list[i].name ; i++) {
int l = strlen(list[i].name) - 1;
if((list[i].type->flags & M_OPT_TYPE_ALLOW_WILDCARD) &&
(l > 0) && (list[i].name[l] == '*')) {
if(strncasecmp(list[i].name,name,l) == 0)
return &list[i];
} else if(strcasecmp(list[i].name,name) == 0)
return &list[i];
}
return NULL;
}
// Default function that just do a memcpy
static void copy_opt(m_option_t* opt,void* dst,void* src) {
if(dst && src)
memcpy(dst,src,opt->type->size);
}
// Helper for the print funcs (from man printf)
static char* dup_printf(const char *fmt, ...) {
/* Guess we need no more than 50 bytes. */
int n, size = 50;
char *p;
va_list ap;
if ((p = malloc (size)) == NULL)
return NULL;
while (1) {
/* Try to print in the allocated space. */
va_start(ap, fmt);
n = vsnprintf (p, size, fmt, ap);
va_end(ap);
/* If that worked, return the string. */
if (n > -1 && n < size)
return p;
/* Else try again with more space. */
if (n > -1) /* glibc 2.1 */
size = n+1; /* precisely what is needed */
else /* glibc 2.0 */
size *= 2; /* twice the old size */
if ((p = realloc (p, size)) == NULL)
return NULL;
}
}
// Flag
#define VAL(x) (*(int*)(x))
static int parse_flag(m_option_t* opt,char *name, char *param, void* dst, int src) {
if (src == M_CONFIG_FILE) {
if (!strcasecmp(param, "yes") || /* any other language? */
!strcasecmp(param, "on") ||
!strcasecmp(param, "ja") ||
!strcasecmp(param, "si") ||
!strcasecmp(param, "igen") ||
!strcasecmp(param, "y") ||
!strcasecmp(param, "j") ||
!strcasecmp(param, "i") ||
!strcmp(param, "1")) {
if(dst) VAL(dst) = opt->max;
} else if (!strcasecmp(param, "no") ||
!strcasecmp(param, "off") ||
!strcasecmp(param, "nein") ||
!strcasecmp(param, "nicht") ||
!strcasecmp(param, "nem") ||
!strcasecmp(param, "n") ||
!strcmp(param, "0")) {
if(dst) VAL(dst) = opt->min;
} else {
mp_msg(MSGT_CFGPARSER, MSGL_ERR, "invalid parameter for %s flag: %s\n",name, param);
return M_OPT_INVALID;
}
return 1;
} else {
if(dst) VAL(dst) = opt->max;
return 0;
}
}
static char* print_flag(m_option_t* opt, void* val) {
if(VAL(val) == opt->min)
return strdup("no");
else
return strdup("yes");
}
m_option_type_t m_option_type_flag = {
"Flag",
"need yes or no in config files",
sizeof(int),
0,
parse_flag,
print_flag,
copy_opt,
copy_opt,
NULL,
NULL
};
// Integer
static int parse_int(m_option_t* opt,char *name, char *param, void* dst, int src) {
long tmp_int;
char *endptr;
src = 0;
if (param == NULL)
return M_OPT_MISSING_PARAM;
tmp_int = strtol(param, &endptr, 0);
if (*endptr) {
mp_msg(MSGT_CFGPARSER, MSGL_ERR, "The %s option must be an integer: %s\n",name, param);
return M_OPT_INVALID;
}
if ((opt->flags & M_OPT_MIN) && (tmp_int < opt->min)) {
mp_msg(MSGT_CFGPARSER, MSGL_ERR, "The %s option must be >= %d: %s\n", name, (int) opt->min, param);
return M_OPT_OUT_OF_RANGE;
}
if ((opt->flags & M_OPT_MAX) && (tmp_int > opt->max)) {
mp_msg(MSGT_CFGPARSER, MSGL_ERR, "The %s option must be <= %d: %s\n",name, (int) opt->max, param);
return M_OPT_OUT_OF_RANGE;
}
if(dst) VAL(dst) = tmp_int;
return 1;
}
static char* print_int(m_option_t* opt, void* val) {
opt = NULL;
return dup_printf("%d",VAL(val));
}
m_option_type_t m_option_type_int = {
"Integer",
"",
sizeof(int),
0,
parse_int,
print_int,
copy_opt,
copy_opt,
NULL,
NULL
};
// Float
#undef VAL
#define VAL(x) (*(float*)(x))
static int parse_float(m_option_t* opt,char *name, char *param, void* dst, int src) {
float tmp_float;
char* endptr;
src = 0;
if (param == NULL)
return M_OPT_MISSING_PARAM;
tmp_float = strtod(param, &endptr);
switch(*endptr) {
case ':':
case '/':
tmp_float /= strtod(endptr+1, &endptr);
break;
case '.':
case ',':
/* we also handle floats specified with
* non-locale decimal point ::atmos
*/
if(tmp_float<0)
tmp_float -= 1.0/pow(10,strlen(endptr+1)) * strtod(endptr+1, &endptr);
else
tmp_float += 1.0/pow(10,strlen(endptr+1)) * strtod(endptr+1, &endptr);
break;
}
if (*endptr) {
mp_msg(MSGT_CFGPARSER, MSGL_ERR, "The %s option must be a floating point "
"number or a ratio (numerator[:/]denominator): %s\n",name, param);
return M_OPT_INVALID;
}
if (opt->flags & M_OPT_MIN)
if (tmp_float < opt->min) {
mp_msg(MSGT_CFGPARSER, MSGL_ERR, "The %s option must be >= %f: %s\n", name, opt->min, param);
return M_OPT_OUT_OF_RANGE;
}
if (opt->flags & M_OPT_MAX)
if (tmp_float > opt->max) {
mp_msg(MSGT_CFGPARSER, MSGL_ERR, "The %s option must be <= %f: %s\n", name, opt->max, param);
return M_OPT_OUT_OF_RANGE;
}
if(dst) VAL(dst) = tmp_float;
return 1;
}
static char* print_float(m_option_t* opt, void* val) {
opt = NULL;
return dup_printf("%f",VAL(val));
}
m_option_type_t m_option_type_float = {
"Float",
"floating point number or ratio (numerator[:/]denominator)",
sizeof(float),
0,
parse_float,
print_float,
copy_opt,
copy_opt,
NULL,
NULL
};
///////////// Position
#undef VAL
#define VAL(x) (*(off_t*)(x))
static int parse_position(m_option_t* opt,char *name, char *param, void* dst, int src) {
off_t tmp_off;
char dummy;
if (param == NULL)
return M_OPT_MISSING_PARAM;
if (sscanf(param, sizeof(off_t) == sizeof(int) ?
"%d%c" : "%lld%c", &tmp_off, &dummy) != 1) {
mp_msg(MSGT_CFGPARSER, MSGL_ERR, "The %s option must be an integer: %s\n",opt->name,param);
return M_OPT_INVALID;
}
if (opt->flags & M_OPT_MIN)
if (tmp_off < opt->min) {
mp_msg(MSGT_CFGPARSER, MSGL_ERR,
(sizeof(off_t) == sizeof(int) ?
"The %s option must be >= %d: %s\n" :
"The %s option must be >= %lld: %s\n"),
(off_t) opt->min, param);
return M_OPT_OUT_OF_RANGE;
}
if (opt->flags & M_OPT_MAX)
if (tmp_off > opt->max) {
mp_msg(MSGT_CFGPARSER, MSGL_ERR,
(sizeof(off_t) == sizeof(int) ?
"The %s option must be <= %d: %s\n" :
"The %s option must be <= %lld: %s\n"),
(off_t) opt->max, param);
return M_OPT_OUT_OF_RANGE;
}
if(dst)
VAL(dst) = tmp_off;
return 1;
}
static char* print_position(m_option_t* opt, void* val) {
return dup_printf(sizeof(off_t) == sizeof(int) ? "%d" : "%lld",VAL(val));
}
m_option_type_t m_option_type_position = {
"Position",
"Integer (off_t)",
sizeof(off_t),
0,
parse_position,
print_position,
copy_opt,
copy_opt,
NULL,
NULL
};
///////////// String
#undef VAL
#define VAL(x) (*(char**)(x))
static int parse_str(m_option_t* opt,char *name, char *param, void* dst, int src) {
if (param == NULL)
return M_OPT_MISSING_PARAM;
if ((opt->flags & M_OPT_MIN) && (strlen(param) < opt->min)) {
mp_msg(MSGT_CFGPARSER, MSGL_ERR, "parameter must be >= %d chars: %s\n",
(int) opt->min, param);
return M_OPT_OUT_OF_RANGE;
}
if ((opt->flags & M_OPT_MAX) && (strlen(param) > opt->max)) {
mp_msg(MSGT_CFGPARSER, MSGL_ERR, "parameter must be <= %d chars: %s\n",
(int) opt->max, param);
return M_OPT_OUT_OF_RANGE;
}
if(dst) {
if(VAL(dst))
free(VAL(dst));
VAL(dst) = strdup(param);
}
return 1;
}
static char* print_str(m_option_t* opt, void* val) {
return (val && VAL(val) && strlen(VAL(val)) > 0) ? strdup(VAL(val)) : NULL;
}
static void copy_str(m_option_t* opt,void* dst, void* src) {
if(dst && src) {
#ifndef NO_FREE
if(VAL(dst)) free(VAL(dst)); //FIXME!!!
#endif
VAL(dst) = VAL(src) ? strdup(VAL(src)) : NULL;
}
}
static void free_str(void* src) {
if(src && VAL(src)){
#ifndef NO_FREE
free(VAL(src)); //FIXME!!!
#endif
VAL(src) = NULL;
}
}
m_option_type_t m_option_type_string = {
"String",
"",
sizeof(char*),
M_OPT_TYPE_DYNAMIC,
parse_str,
print_str,
copy_str,
copy_str,
copy_str,
free_str
};
//////////// String list
#define LIST_SEPARATOR ','
#undef VAL
#define VAL(x) (*(char***)(x))
#define OP_NONE 0
#define OP_ADD 1
#define OP_PRE 2
#define OP_DEL 3
#define OP_CLR 4
static void free_str_list(void* dst) {
char** d;
int i;
if(!dst || !VAL(dst)) return;
d = VAL(dst);
// FIXME!!!
#ifndef NO_FREE
for(i = 0 ; d[i] != NULL ; i++)
free(d[i]);
free(d);
#endif
VAL(dst) = NULL;
}
static int str_list_add(char** add, int n,void* dst,int pre) {
char** lst = VAL(dst);
int ln;
if(!dst) return M_OPT_PARSER_ERR;
lst = VAL(dst);
for(ln = 0 ; lst && lst[ln] ; ln++)
/**/;
lst = realloc(lst,(n+ln+1)*sizeof(char*));
if(pre) {
memmove(&lst[n],lst,(ln+1)*sizeof(char*));
memcpy(lst,add,n*sizeof(char*));
} else
memcpy(&lst[ln],add,(n+1)*sizeof(char*));
free(add);
VAL(dst) = lst;
return 1;
}
static int str_list_del(char** del, int n,void* dst) {
char **lst,*ep,**d;
int i,ln,s;
long idx;
if(!dst) return M_OPT_PARSER_ERR;
lst = VAL(dst);
for(ln = 0 ; lst && lst[ln] ; ln++)
/**/;
s = ln;
for(i = 0 ; del[i] != NULL ; i++) {
idx = strtol(del[i], &ep, 0);
if(*ep) {
mp_msg(MSGT_CFGPARSER, MSGL_ERR, "Invalid index: %s\n",del[i]);
free(del[i]);
continue;
}
free(del[i]);
if(idx < 0 || idx >= ln) {
mp_msg(MSGT_CFGPARSER, MSGL_ERR, "Index %d is out of range\n",idx);
continue;
} else if(!lst[idx])
continue;
free(lst[idx]);
lst[idx] = NULL;
s--;
}
free(del);
if(s == 0) {
if(lst) free(lst);
VAL(dst) = NULL;
return 1;
}
d = calloc(s+1,sizeof(char*));
for(i = 0, n = 0 ; i < ln ; i++) {
if(!lst[i]) continue;
d[n] = lst[i];
n++;
}
d[s] = NULL;
if(lst) free(lst);
VAL(dst) = d;
return 1;
}
static int parse_str_list(m_option_t* opt,char *name, char *param, void* dst, int src) {
int n = 0,len = strlen(opt->name);
char *ptr = param, *last_ptr, **res;
int op = OP_NONE;
if(opt->name[len-1] == '*' && ((int)strlen(name) > len - 1)) {
char* n = &name[len-1];
if(strcasecmp(n,"-add") == 0)
op = OP_ADD;
else if(strcasecmp(n,"-pre") == 0)
op = OP_PRE;
else if(strcasecmp(n,"-del") == 0)
op = OP_DEL;
else if(strcasecmp(n,"-clr") == 0)
op = OP_CLR;
else
return M_OPT_UNKNOW;
}
// Clear the list ??
if(op == OP_CLR) {
if(dst)
free_str_list(dst);
return 0;
}
// All other op need a param
if (param == NULL || strlen(param) == 0)
return M_OPT_MISSING_PARAM;
while(ptr[0] != '\0') {
last_ptr = ptr;
ptr = strchr(ptr,LIST_SEPARATOR);
if(!ptr) {
n++;
break;
}
ptr++;
n++;
}
if(n == 0)
return M_OPT_INVALID;
if( ((opt->flags & M_OPT_MIN) && (n < opt->min)) ||
((opt->flags & M_OPT_MAX) && (n > opt->max)) )
return M_OPT_OUT_OF_RANGE;
if(!dst) return 1;
res = malloc((n+2)*sizeof(char*));
ptr = param;
n = 0;
while(1) {
last_ptr = ptr;
ptr = strchr(ptr,LIST_SEPARATOR);
if(!ptr) {
res[n] = strdup(last_ptr);
n++;
break;
}
len = ptr - last_ptr;
res[n] = (char*)malloc(len + 1);
if(len) strncpy(res[n],last_ptr,len);
res[n][len] = '\0';
ptr++;
n++;
}
res[n] = NULL;
switch(op) {
case OP_ADD:
return str_list_add(res,n,dst,0);
case OP_PRE:
return str_list_add(res,n,dst,1);
case OP_DEL:
return str_list_del(res,n,dst);
}
if(VAL(dst))
free_str_list(dst);
VAL(dst) = res;
return 1;
}
static void copy_str_list(m_option_t* opt,void* dst, void* src) {
int n;
char **d,**s;
if(!(dst && src)) return;
s = VAL(src);
if(VAL(dst))
free_str_list(dst);
if(!s) {
VAL(dst) = NULL;
return;
}
for(n = 0 ; s[n] != NULL ; n++)
/* NOTHING */;
d = (char**)malloc((n+1)*sizeof(char*));
for( ; n >= 0 ; n--)
d[n] = s[n] ? strdup(s[n]) : NULL;
VAL(dst) = d;
}
static char* print_str_list(m_option_t* opt, void* src) {
char **lst = NULL;
char *ret = NULL,*last = NULL;
int i;
if(!(src && VAL(src))) return NULL;
lst = VAL(src);
for(i = 0 ; lst[i] ; i++) {
if(last) {
ret = dup_printf("%s,%s",last,lst[i]);
free(last);
} else
ret = strdup(lst[i]);
last = ret;
}
if(last && last != ret) free(last);
return ret;
}
m_option_type_t m_option_type_string_list = {
"String list",
"A list of string separated by ','\n"
"Option with name that finish by an * allow to use the following suffix : \n"
"\t-add : add the given parameters at the end of list\n"
"\t-pre : add the given parameters at the begining of list\n"
"\t-del : remove the entry at the given indexs\n"
"\t-clr : clear the list\n"
"e.g: -vop-add flip,mirror -vop-del 2,5\n",
sizeof(char**),
M_OPT_TYPE_DYNAMIC | M_OPT_TYPE_ALLOW_WILDCARD,
parse_str_list,
print_str_list,
copy_str_list,
copy_str_list,
copy_str_list,
free_str_list
};
/////////////////// Func based options
// A chained list to save the various calls for func_param and func_full
typedef struct m_func_save m_func_save_t;
struct m_func_save {
m_func_save_t* next;
char* name;
char* param;
};
#undef VAL
#define VAL(x) (*(m_func_save_t**)(x))
static void free_func_pf(void* src) {
m_func_save_t *s,*n;
if(!src) return;
s = VAL(src);
while(s) {
n = s->next;
free(s->name);
if(s->param) free(s->param);
free(s);
s = n;
}
VAL(src) = NULL;
}
// Parser for func_param and func_full
static int parse_func_pf(m_option_t* opt,char *name, char *param, void* dst, int src) {
m_func_save_t *s,*p;
if(!dst)
return 1;
s = (m_func_save_t*)calloc(1,sizeof(m_func_save_t));
s->name = strdup(name);
s->param = param ? strdup(param) : NULL;
p = VAL(dst);
if(p) {
for( ; p->next != NULL ; p = p->next)
/**/;
p->next = s;
} else
VAL(dst) = s;
return 1;
}
static void copy_func_pf(m_option_t* opt,void* dst, void* src) {
m_func_save_t *d = NULL, *s,* last = NULL;
if(!(dst && src)) return;
s = VAL(src);
if(VAL(dst))
free_func_pf(dst);
while(s) {
d = (m_func_save_t*)malloc(sizeof(m_func_save_t));
d->name = strdup(s->name);
d->param = s->param ? strdup(s->param) : NULL;
if(last)
last->next = d;
else
VAL(dst) = d;
last = d;
s = s->next;
}
}
/////////////////// Func_param
static void set_func_param(m_option_t* opt, void* dst, void* src) {
m_func_save_t* s;
if(!src) return;
s = VAL(src);
if(!s) return;
// Revert if needed
if(opt->priv) ((m_opt_default_func_t)opt->priv)(opt,opt->name);
for( ; s != NULL ; s = s->next)
((m_opt_func_param_t) opt->p)(opt,s->param);
}
m_option_type_t m_option_type_func_param = {
"Func param",
"",
sizeof(m_func_save_t*),
M_OPT_TYPE_INDIRECT,
parse_func_pf,
NULL,
NULL, // Nothing to do on save
set_func_param,
copy_func_pf,
free_func_pf
};
/////////////////// Func_full
static void set_func_full(m_option_t* opt, void* dst, void* src) {
m_func_save_t* s;
if(!src) return;
for(s = VAL(src) ; s ; s = s->next) {
// Revert if needed
if(opt->priv) ((m_opt_default_func_t)opt->priv)(opt,s->name);
((m_opt_func_full_t) opt->p)(opt,s->name,s->param);
}
}
m_option_type_t m_option_type_func_full = {
"Func full",
"",
sizeof(m_func_save_t*),
M_OPT_TYPE_ALLOW_WILDCARD|M_OPT_TYPE_INDIRECT,
parse_func_pf,
NULL,
NULL, // Nothing to do on save
set_func_full,
copy_func_pf,
free_func_pf
};
/////////////// Func
#undef VAL
#define VAL(x) (*(int*)(x))
static int parse_func(m_option_t* opt,char *name, char *param, void* dst, int src) {
if(dst)
VAL(dst) += 1;
return 0;
}
static void set_func(m_option_t* opt,void* dst, void* src) {
int i;
if(opt->priv) ((m_opt_default_func_t)opt->priv)(opt,opt->name);
for(i = 0 ; i < VAL(src) ; i++)
((m_opt_func_t) opt->p)(opt);
}
m_option_type_t m_option_type_func = {
"Func",
"",
sizeof(int),
M_OPT_TYPE_INDIRECT,
parse_func,
NULL,
NULL, // Nothing to do on save
set_func,
NULL,
NULL
};
/////////////////// Print
static int parse_print(m_option_t* opt,char *name, char *param, void* dst, int src) {
if(opt->type->flags&M_OPT_TYPE_INDIRECT)
mp_msg(MSGT_CFGPARSER, MSGL_INFO, "%s", *(char **) opt->p);
else
mp_msg(MSGT_CFGPARSER, MSGL_INFO, "%s", (char *) opt->p);
if(opt->priv == NULL)
return M_OPT_EXIT;
return 1;
}
m_option_type_t m_option_type_print = {
"Print",
"",
0,
0,
parse_print,
NULL,
NULL,
NULL,
NULL,
NULL
};
m_option_type_t m_option_type_print_indirect = {
"Print",
"",
0,
M_OPT_TYPE_INDIRECT,
parse_print,
NULL,
NULL,
NULL,
NULL,
NULL
};
/////////////////////// Subconfig
#undef VAL
#define VAL(x) (*(char***)(x))
static int parse_subconf(m_option_t* opt,char *name, char *param, void* dst, int src) {
char *subparam;
char *subopt;
int nr = 0,i,r;
m_option_t *subopts;
char *token;
char *p;
char** lst = NULL;
if (param == NULL || strlen(param) == 0)
return M_OPT_MISSING_PARAM;
subparam = malloc(strlen(param)+1);
subopt = malloc(strlen(param)+1);
p = strdup(param); // In case that param is a static string (cf man strtok)
subopts = opt->p;
token = strtok(p, (char *)&(":"));
while(token)
{
int sscanf_ret;
/* clear out */
subopt[0] = subparam[0] = 0;
sscanf_ret = sscanf(token, "%[^=]=%[^:]", subopt, subparam);
mp_msg(MSGT_CFGPARSER, MSGL_DBG3, "token: '%s', subopt='%s', subparam='%s' (ret: %d)\n", token, subopt, subparam, sscanf_ret);
switch(sscanf_ret)
{
case 1:
subparam[0] = 0;
case 2:
for(i = 0 ; subopts[i].name ; i++) {
if(!strcmp(subopts[i].name,subopt)) break;
}
if(!subopts[i].name) {
mp_msg(MSGT_CFGPARSER, MSGL_ERR, "Option %s: Unknow suboption %s\n",name,subopt);
return M_OPT_UNKNOW;
}
r = m_option_parse(&subopts[i],subopt,
subparam[0] == 0 ? NULL : subparam,NULL,src);
if(r < 0) return r;
if(dst) {
lst = (char**)realloc(lst,2 * (nr+2) * sizeof(char*));
lst[2*nr] = strdup(subopt);
lst[2*nr+1] = subparam[0] == 0 ? NULL : strdup(subparam);
memset(&lst[2*(nr+1)],0,2*sizeof(char*));
nr++;
}
break;
default:
mp_msg(MSGT_CFGPARSER, MSGL_ERR, "Invalid subconfig argument! ('%s')\n", token);
return M_OPT_INVALID;
}
token = strtok(NULL, (char *)&(":"));
}
free(subparam);
free(subopt);
free(p);
if(dst)
VAL(dst) = lst;
return 1;
}
m_option_type_t m_option_type_subconfig = {
"Subconfig",
"The syntax is -option opt1=foo:flag:opt2=blah",
sizeof(int),
M_OPT_TYPE_HAS_CHILD,
parse_subconf,
NULL,
NULL,
NULL,
NULL,
NULL
};
#include "libmpcodecs/img_format.h"
static struct {
char* name;
unsigned int fmt;
} mp_imgfmt_list[] = {
{"444p", IMGFMT_444P},
{"422p", IMGFMT_422P},
{"411p", IMGFMT_411P},
{"yuy2", IMGFMT_YUY2},
{"yv12", IMGFMT_YV12},
{"i420", IMGFMT_I420},
{"yvu9", IMGFMT_YVU9},
{"if09", IMGFMT_IF09},
{"iyuv", IMGFMT_IYUV},
{"uyvy", IMGFMT_UYVY},
{"bgr24", IMGFMT_BGR24},
{"bgr32", IMGFMT_BGR32},
{"bgr16", IMGFMT_BGR16},
{"bgr15", IMGFMT_BGR15},
{"bgr8", IMGFMT_BGR8},
{"bgr4", IMGFMT_BGR4},
{"bg4b", IMGFMT_BG4B},
{"bgr1", IMGFMT_BGR1},
{"rgb24", IMGFMT_RGB24},
{"rgb32", IMGFMT_RGB32},
{"rgb16", IMGFMT_RGB16},
{"rgb15", IMGFMT_RGB15},
{"rgb8", IMGFMT_RGB8},
{"rgb4", IMGFMT_RGB4},
{"rg4b", IMGFMT_RG4B},
{"rgb1", IMGFMT_RGB1},
{ NULL, 0 }
};
static int parse_imgfmt(m_option_t* opt,char *name, char *param, void* dst, int src) {
uint32_t fmt = 0;
int i;
if (param == NULL || strlen(param) == 0)
return M_OPT_MISSING_PARAM;
if(!strcmp(param,"help")) {
mp_msg(MSGT_CFGPARSER, MSGL_INFO, "Avaible formats :");
for(i = 0 ; mp_imgfmt_list[i].name ; i++)
mp_msg(MSGT_CFGPARSER, MSGL_INFO, " %s",mp_imgfmt_list[i].name);
mp_msg(MSGT_CFGPARSER, MSGL_INFO, "\n");
return M_OPT_EXIT;
}
for(i = 0 ; mp_imgfmt_list[i].name ; i++) {
if(!strcasecmp(param,mp_imgfmt_list[i].name)) {
fmt=mp_imgfmt_list[i].fmt;
break;
}
}
if(!mp_imgfmt_list[i].name) {
mp_msg(MSGT_CFGPARSER, MSGL_ERR, "Option %s: unknown format name: '%s'\n",name,param);
return M_OPT_INVALID;
}
if(dst)
*((uint32_t*)dst) = fmt;
return 1;
}
m_option_type_t m_option_type_imgfmt = {
"Image format",
"Pls report any missing colorspace",
sizeof(uint32_t),
0,
parse_imgfmt,
NULL,
copy_opt,
copy_opt,
NULL,
NULL
};
//// Objects (ie filters, etc) settings
#include "m_struct.h"
#undef VAL
#define VAL(x) (*(m_obj_settings_t**)(x))
static int find_obj_desc(char* name,m_obj_list_t* l,m_struct_t** ret) {
int i;
char* n;
for(i = 0 ; l->list[i] ; i++) {
n = M_ST_MB(char*,l->list[i],l->name_off);
if(!strcmp(n,name)) {
*ret = M_ST_MB(m_struct_t*,l->list[i],l->desc_off);
return 1;
}
}
return 0;
}
static int get_obj_param(char* opt_name,char* obj_name, m_struct_t* desc,
char* str,int* nold,int oldmax,char** dst) {
char* eq,param;
m_option_t* opt;
int r;
eq = strchr(str,'=');
if(eq && eq == str)
eq = NULL;
if(eq) {
char* p = eq + 1;
if(p[0] == '\0') p = NULL;
eq[0] = '\0';
opt = m_option_list_find(desc->fields,str);
if(!opt) {
mp_msg(MSGT_CFGPARSER, MSGL_ERR, "Option %s: %s doesn't have a %s parameter\n",opt_name,obj_name,str);
return M_OPT_UNKNOW;
}
r = m_option_parse(opt,str,p,NULL,M_CONFIG_FILE);
if(r < 0) {
mp_msg(MSGT_CFGPARSER, MSGL_ERR, "Option %s: error while parsing %s parameter %s (%s)\n",opt_name,obj_name,str,p);
eq[0] = '=';
return r;
}
if(dst) {
dst[0] = strdup(str);
dst[1] = p ? strdup(p) : NULL;
}
eq[0] = '=';
} else {
if((*nold) >= oldmax) {
mp_msg(MSGT_CFGPARSER, MSGL_ERR, "Option %s: %s have only %d params, so yon can't give more than that unnamed params\n",
opt_name,obj_name,oldmax);
return M_OPT_OUT_OF_RANGE;
}
opt = &desc->fields[(*nold)];
r = m_option_parse(opt,opt->name,str,NULL,M_CONFIG_FILE);
if(r < 0) {
mp_msg(MSGT_CFGPARSER, MSGL_ERR, "Option %s: error while parsing %s parameter %s (%s)\n",opt_name,obj_name,opt->name,str);
return r;
}
if(dst) {
dst[0] = strdup(opt->name);
dst[1] = strdup(str);
}
(*nold)++;
}
return 1;
}
static int get_obj_params(char* opt_name, char* name,char* params,
m_struct_t* desc,char separator, char*** _ret) {
int n = 0,nold = 0, nopts,r;
char* ptr,*last_ptr = params,*eq;
char** ret;
if(!strcmp(params,"help")) { // Help
char min[50],max[50];
if(!desc->fields) {
printf("%s doesn't have any options\n\n",name);
return M_OPT_EXIT;
}
printf("\n Name Type Min Max\n\n");
for(n = 0 ; desc->fields[n].name ; n++) {
m_option_t* opt = &desc->fields[n];
if(opt->type->flags & M_OPT_TYPE_HAS_CHILD) continue;
if(opt->flags & M_OPT_MIN)
sprintf(min,"%-8.0f",opt->min);
else
strcpy(min,"No");
if(opt->flags & M_OPT_MAX)
sprintf(max,"%-8.0f",opt->max);
else
strcpy(max,"No");
printf(" %-20.20s %-15.15s %-10.10s %-10.10s\n",
opt->name,
opt->type->name,
min,
max);
}
printf("\n");
return M_OPT_EXIT;
}
for(nopts = 0 ; desc->fields[nopts].name ; nopts++)
/* NOP */;
// TODO : Check that each opt can be parsed
r = 1;
while(last_ptr && last_ptr[0] != '\0') {
ptr = strchr(last_ptr,separator);
if(!ptr) {
r = get_obj_param(opt_name,name,desc,last_ptr,&nold,nopts,NULL);
n++;
break;
}
if(ptr == last_ptr) { // Empty field, count it and go on
nold++;
last_ptr = ptr+1;
continue;
}
ptr[0] = '\0';
r = get_obj_param(opt_name,name,desc,last_ptr,&nold,nopts,NULL);
ptr[0] = separator;
if(r < 0) break;
n++;
last_ptr = ptr+1;
}
if(r < 0) return r;
if(!_ret) // Just test
return 1;
ret = malloc((n+2)*2*sizeof(char*));
n = nold = 0;
last_ptr = params;
while(last_ptr && last_ptr[0] != '\0') {
ptr = strchr(last_ptr,separator);
if(!ptr) {
get_obj_param(opt_name,name,desc,last_ptr,&nold,nopts,&ret[n*2]);
n++;
break;
}
if(ptr == last_ptr) { // Empty field, count it and go on
last_ptr = ptr+1;
nold++;
continue;
}
ptr[0] = '\0';
get_obj_param(opt_name,name,desc,last_ptr,&nold,nopts,&ret[n*2]);
n++;
last_ptr = ptr+1;
}
ret[n*2] = ret[n*2+1] = NULL;
*_ret = ret;
return 1;
}
static int parse_obj_params(m_option_t* opt,char *name,
char *param, void* dst, int src) {
char** opts;
int r;
m_obj_params_t* p = opt->priv;
m_struct_t* desc = p->desc;
char* cpy = strdup(param);
// We need the object desc
if(!p)
return M_OPT_INVALID;
r = get_obj_params(name,desc->name,cpy,desc,p->separator,&opts);
free(cpy);
if(r < 0)
return r;
if(!dst)
return 1;
for(r = 0 ; opts[r] ; r += 2)
m_struct_set(desc,dst,opts[r],opts[r+1]);
return 1;
}
m_option_type_t m_option_type_obj_params = {
"Object params",
"",
0,
0,
parse_obj_params,
NULL,
NULL,
NULL,
NULL,
NULL
};
/// Some predefined types as a definition is quiet lenthy
/// Span arguments
static m_span_t m_span_params_dflts = { -1, -1 };
static m_option_t m_span_params_fields[] = {
{"start", M_ST_OFF(m_span_t,start), CONF_TYPE_INT, M_OPT_MIN, 1 ,0, NULL},
{"end", M_ST_OFF(m_span_t,end), CONF_TYPE_INT, M_OPT_MIN , 1 ,0, NULL},
{ NULL, NULL, 0, 0, 0, 0, NULL }
};
static struct m_struct_st m_span_opts = {
"m_span",
sizeof(m_span_t),
&m_span_params_dflts,
m_span_params_fields
};
m_obj_params_t m_span_params_def = {
&m_span_opts,
'-'
};
static int parse_obj_settings(char* opt,char* str,m_obj_list_t* list,
m_obj_settings_t **_ret, int ret_n) {
int r;
char *param,**plist = NULL;
m_struct_t* desc;
m_obj_settings_t *ret = _ret ? *_ret : NULL;
// Now check that the object exist
param = strchr(str,'=');
if(param) {
param[0] = '\0';
param++;
if(strlen(param) <= 0)
param = NULL;
}
if(!find_obj_desc(str,list,&desc)) {
mp_msg(MSGT_CFGPARSER, MSGL_ERR, "Option %s: %s doesn't exist\n",opt,str);
return M_OPT_INVALID;
}
if(param) {
if(!desc && _ret) {
plist = calloc(4,sizeof(char*));
plist[0] = strdup("_oldargs_");
plist[1] = strdup(param);
} else if(desc) {
r = get_obj_params(opt,str,param,desc,':',_ret ? &plist : NULL);
if(r < 0)
return r;
}
}
if(!_ret)
return 1;
ret = realloc(ret,(ret_n+2)*sizeof(m_obj_settings_t));
memset(&ret[ret_n],0,2*sizeof(m_obj_settings_t));
ret[ret_n].name = strdup(str);
ret[ret_n].attribs = plist;
*_ret = ret;
return 1;
}
static int parse_obj_settings_list(m_option_t* opt,char *name,
char *param, void* dst, int src) {
int n = 0,r;
char *str;
char *ptr, *last_ptr;
m_obj_settings_t *res = NULL;
// We need the objects list
if(!opt->priv)
return M_OPT_INVALID;
if (param == NULL || strlen(param) == 0)
return M_OPT_MISSING_PARAM;
if(!strcmp(param,"help")) {
m_obj_list_t* ol = opt->priv;
for(n = 0 ; ol->list[n] ; n++)
mp_msg(MSGT_VFILTER,MSGL_INFO," %-15s: %s\n",
M_ST_MB(char*,ol->list[n],ol->name_off),
M_ST_MB(char*,ol->list[n],ol->info_off));
return M_OPT_EXIT;
}
ptr = str = strdup(param);
while(ptr[0] != '\0') {
last_ptr = ptr;
ptr = strchr(ptr,LIST_SEPARATOR);
if(!ptr) {
r = parse_obj_settings(name,last_ptr,opt->priv,dst ? &res : NULL,n);
if(r < 0) {
free(str);
return r;
}
n++;
break;
}
ptr[0] = '\0';
r = parse_obj_settings(name,last_ptr,opt->priv,dst ? &res : NULL,n);
if(r < 0) {
free(str);
return r;
}
ptr++;
n++;
}
free(str);
if(n == 0)
return M_OPT_INVALID;
if( ((opt->flags & M_OPT_MIN) && (n < opt->min)) ||
((opt->flags & M_OPT_MAX) && (n > opt->max)) )
return M_OPT_OUT_OF_RANGE;
if(dst)
VAL(dst) = res;
return 1;
}
static void free_obj_settings_list(void* dst) {
int n;
m_obj_settings_t *d;
if(!dst || !VAL(dst)) return;
d = VAL(dst);
#ifndef NO_FREE
for(n = 0 ; d[n].name ; n++) {
free(d[n].name);
free_str_list(&(d[n].attribs));
}
free(d);
#endif
VAL(dst) = NULL;
}
static void copy_obj_settings_list(m_option_t* opt,void* dst, void* src) {
m_obj_settings_t *d,*s;
int n;
if(!(dst && src))
return;
s = VAL(src);
if(VAL(dst))
free_obj_settings_list(dst);
if(!s) return;
for(n = 0 ; s[n].name ; n++)
/* NOP */;
d = malloc((n+1)*sizeof(m_obj_settings_t));
for(n = 0 ; s[n].name ; n++) {
d[n].name = strdup(s[n].name);
d[n].attribs = NULL;
copy_str_list(NULL,&(d[n].attribs),&(s[n].attribs));
}
d[n].name = d[n].attribs = NULL;
VAL(dst) = d;
}
m_option_type_t m_option_type_obj_settings_list = {
"Object settings list",
"",
sizeof(m_obj_settings_t*),
M_OPT_TYPE_DYNAMIC,
parse_obj_settings_list,
NULL,
copy_obj_settings_list,
copy_obj_settings_list,
copy_obj_settings_list,
free_obj_settings_list,
};
static int parse_obj_presets(m_option_t* opt,char *name,
char *param, void* dst, int src) {
m_obj_presets_t* obj_p = (m_obj_presets_t*)opt->priv;
m_struct_t *in_desc,*out_desc;
int s,i;
unsigned char* pre = obj_p->presets;
char* pre_name = NULL;
if(!obj_p) {
mp_msg(MSGT_CFGPARSER, MSGL_ERR, "Option %s: presets need a pointer to a m_obj_presets_t in the priv field\n",name);
return M_OPT_PARSER_ERR;
}
if(!param)
return M_OPT_MISSING_PARAM;
in_desc = obj_p->in_desc;
out_desc = obj_p->out_desc ? obj_p->out_desc : obj_p->in_desc;
s = in_desc->size;
if(!strcmp(param,"help")) {
mp_msg(MSGT_CFGPARSER, MSGL_INFO, "Avaible presets for %s->%s :",out_desc->name,name);
for(pre = obj_p->presets;(pre_name = M_ST_MB(char*,pre,obj_p->name_off)) ;
pre += s)
mp_msg(MSGT_CFGPARSER, MSGL_ERR, " %s",pre_name);
mp_msg(MSGT_CFGPARSER, MSGL_ERR, "\n");
return M_OPT_EXIT;
}
for(pre_name = M_ST_MB(char*,pre,obj_p->name_off) ; pre_name ;
pre += s, pre_name = M_ST_MB(char*,pre,obj_p->name_off)) {
if(!strcmp(pre_name,param)) break;
}
if(!pre_name) {
mp_msg(MSGT_CFGPARSER, MSGL_ERR, "Option %s: there no preset named %s\n"
"Avaible presets are :",name,param);
for(pre = obj_p->presets;(pre_name = M_ST_MB(char*,pre,obj_p->name_off)) ;
pre += s)
mp_msg(MSGT_CFGPARSER, MSGL_ERR, " %s",pre_name);
mp_msg(MSGT_CFGPARSER, MSGL_ERR, "\n");
return M_OPT_INVALID;
}
if(!dst) return 1;
for(i = 0 ; in_desc->fields[i].name ; i++) {
m_option_t* out_opt = m_option_list_find(out_desc->fields,
in_desc->fields[i].name);
if(!out_opt) {
mp_msg(MSGT_CFGPARSER, MSGL_ERR, "Option %s: unable to find the target option for field %s.\nYou should report that to the developpers\n",name,in_desc->fields[i].name);
return M_OPT_PARSER_ERR;
}
m_option_copy(out_opt,M_ST_MB_P(dst,out_opt->p),M_ST_MB_P(pre,in_desc->fields[i].p));
}
return 1;
}
m_option_type_t m_option_type_obj_presets = {
"Object presets",
"",
0,
0,
parse_obj_presets,
NULL,
NULL,
NULL,
NULL,
NULL
};
static int parse_custom_url(m_option_t* opt,char *name,
char *url, void* dst, int src) {
int pos1, pos2, r;
char *ptr1=NULL, *ptr2=NULL, *ptr3=NULL;
m_struct_t* desc = opt->priv;
if(!desc) {
mp_msg(MSGT_CFGPARSER, MSGL_ERR, "Option %s: customs url need a pointer to a m_struct_t in the priv field\n",name);
return M_OPT_PARSER_ERR;
}
// extract the protocol
ptr1 = strstr(url, "://");
if( ptr1==NULL ) {
// Filename only
if(m_option_list_find(desc->fields,"filename")) {
m_struct_set(desc,dst,"filename",url);
return 1;
}
mp_msg(MSGT_CFGPARSER, MSGL_ERR,"Option %s: url doesn't have a valid protocol!\n",name);
return M_OPT_INVALID;
}
pos1 = ptr1-url;
if(dst && m_option_list_find(desc->fields,"protocol")) {
ptr1[0] = '\0';
r = m_struct_set(desc,dst,"protocol",url);
ptr1[0] = ':';
if(r < 0) {
mp_msg(MSGT_CFGPARSER, MSGL_ERR, "Option %s: error while setting protocol\n",name);
return r;
}
}
// jump the "://"
ptr1 += 3;
pos1 += 3;
// check if a username:password is given
ptr2 = strstr(ptr1, "@");
ptr3 = strstr(ptr1, "/");
if( ptr3!=NULL && ptr3<ptr2 ) {
// it isn't really a username but rather a part of the path
ptr2 = NULL;
}
if( ptr2!=NULL ) {
// We got something, at least a username...
int len = ptr2-ptr1;
if(!m_option_list_find(desc->fields,"username")) {
mp_msg(MSGT_CFGPARSER, MSGL_WARN, "Option %s: this url doesn't have a username part\n",name);
// skip
} else {
ptr3 = strstr(ptr1, ":");
if( ptr3!=NULL && ptr3<ptr2 ) {
// We also have a password
int len2 = ptr2-ptr3-1;
if(!m_option_list_find(desc->fields,"password")) {
mp_msg(MSGT_CFGPARSER, MSGL_WARN, "Option %s: this url doesn't have a password part part\n",name);
// skip
} else { // Username and password
if(dst) {
ptr3[0] = '\0';
r = m_struct_set(desc,dst,"username",ptr1);
ptr3[0] = ':';
if(r < 0) {
mp_msg(MSGT_CFGPARSER, MSGL_ERR, "Option %s: error while setting username\n",name);
return r;
}
ptr2[0] = '\0';
r = m_struct_set(desc,dst,"password",ptr3+1);
ptr2[0] = '@';
if(r < 0) {
mp_msg(MSGT_CFGPARSER, MSGL_ERR, "Option %s: error while setting password\n",name);
return r;
}
}
}
} else { // User name only
ptr2[0] = '\0';
r = m_struct_set(desc,dst,"username",ptr1);
ptr2[0] = '@';
if(r < 0) {
mp_msg(MSGT_CFGPARSER, MSGL_ERR, "Option %s: error while setting username\n",name);
return r;
}
}
}
}
// before looking for a port number check if we have an IPv6 type numeric address
// in IPv6 URL the numeric address should be inside square braces.
ptr2 = strstr(ptr1, "[");
ptr3 = strstr(ptr1, "]");
if( ptr2!=NULL && ptr3!=NULL ) {
// we have an IPv6 numeric address
ptr1++;
pos1++;
ptr2 = ptr3;
} else {
ptr2 = ptr1;
}
// look if the port is given
ptr2 = strstr(ptr2, ":");
// If the : is after the first / it isn't the port
ptr3 = strstr(ptr1, "/");
if(ptr3 && ptr3 - ptr2 < 0) ptr2 = NULL;
if( ptr2==NULL ) {
// No port is given
// Look if a path is given
if( ptr3==NULL ) {
// No path/filename
// So we have an URL like http://www.hostname.com
pos2 = strlen(url);
} else {
// We have an URL like http://www.hostname.com/file.txt
pos2 = ptr3-url;
}
} else {
// We have an URL beginning like http://www.hostname.com:1212
// Get the port number
if(!m_option_list_find(desc->fields,"port")) {
mp_msg(MSGT_CFGPARSER, MSGL_WARN, "Option %s: this url doesn't have a port part part\n",name);
// skip
} else {
if(dst) {
int p = atoi(ptr2+1);
char tmp[100];
snprintf(tmp,99,"%d",p);
r = m_struct_set(desc,dst,"port",tmp);
if(r < 0) {
mp_msg(MSGT_CFGPARSER, MSGL_ERR, "Option %s: error while setting port\n",name);
return r;
}
}
}
pos2 = ptr2-url;
}
if( strstr(ptr1, "]")!=NULL ) pos2--;
// Get the hostname
if(pos2-pos1 > 0) {
if(!m_option_list_find(desc->fields,"hostname")) {
mp_msg(MSGT_CFGPARSER, MSGL_WARN, "Option %s: this url doesn't have a hostname part\n",name);
// skip
} else {
char tmp[pos2-pos1+1];
strncpy(tmp,ptr1, pos2-pos1);
tmp[pos2-pos1] = '\0';
r = m_struct_set(desc,dst,"hostname",tmp);
if(r < 0) {
mp_msg(MSGT_CFGPARSER, MSGL_ERR, "Option %s: error while setting hostname\n",name);
return r;
}
}
}
// Look if a path is given
ptr2 = strstr(ptr1, "/");
if( ptr2!=NULL ) {
// A path/filename is given
// check if it's not a trailing '/'
if( strlen(ptr2)>1 ) {
// copy the path/filename in the URL container
if(!m_option_list_find(desc->fields,"filename")) {
mp_msg(MSGT_CFGPARSER, MSGL_WARN, "Option %s: this url doesn't have a hostname part part\n");
// skip
} else {
if(dst) {
r = m_struct_set(desc,dst,"filename",ptr2+1);
if(r < 0) {
mp_msg(MSGT_CFGPARSER, MSGL_ERR, "Option %s: error while setting filename\n");
return r;
}
}
}
}
}
return 1;
}
/// TODO : Write the other needed funcs for 'normal' options
m_option_type_t m_option_type_custom_url = {
"Custom URL",
"",
0,
0,
parse_custom_url,
NULL,
NULL,
NULL,
NULL,
NULL
};
#endif
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