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🎥 Command line media player
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C
123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102103104105106107108109110111112113114115116117118119120121122123124125126127128129130131132133134135136137138139140141142143144145146147148149150151152153154155156157158159160161162163164165166167168169170171172173174175176177178179180181/* * HTTP Cookies * Reads Netscape and Mozilla cookies.txt files * * Copyright (c) 2003 Dave Lambley <mplayer@davel.me.uk> * * This file is part of mpv. * * mpv is free software; you can redistribute it and/or * modify it under the terms of the GNU Lesser General Public * License as published by the Free Software Foundation; either * version 2.1 of the License, or (at your option) any later version. * * mpv is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU Lesser General Public License for more details. * * You should have received a copy of the GNU Lesser General Public * License along with mpv. If not, see <http://www.gnu.org/licenses/>. */
#include <stdio.h>#include <stdlib.h>#include <fcntl.h>#include <string.h>#include <unistd.h>#include <sys/types.h>#include <dirent.h>#include <inttypes.h>
#include "osdep/io.h"
#include "options/options.h"#include "cookies.h"#include "common/msg.h"
#define MAX_COOKIES 20
typedef struct cookie_list_type { char *name; char *value; char *domain; char *path;
int secure;
struct cookie_list_type *next;} cookie_list_t;
/* Like strdup, but stops at anything <31. */static char *col_dup(void *talloc_ctx, const char *src){ int length = 0; while (src[length] > 31) length++;
return talloc_strndup(talloc_ctx, src, length);}
/* Finds the start of all the columns */static int parse_line(char **ptr, char *cols[7]){ int col; cols[0] = *ptr;
for (col = 1; col < 7; col++) { for (; (**ptr) > 31; (*ptr)++); if (**ptr == 0) return 0; (*ptr)++; if ((*ptr)[-1] != 9) return 0; cols[col] = (*ptr); }
return 1;}
/* Loads a file into RAM */static char *load_file(struct mp_log *log, const char *filename, int64_t * length){ int fd; char *buffer = NULL;
mp_verbose(log, "Loading cookie file: %s\n", filename);
fd = open(filename, O_RDONLY | O_CLOEXEC); if (fd < 0) { mp_verbose(log, "Could not open"); goto err_out; }
*length = lseek(fd, 0, SEEK_END);
if (*length < 0) { mp_verbose(log, "Could not find EOF"); goto err_out; }
if (*length > SIZE_MAX - 1) { mp_verbose(log, "File too big, could not malloc."); goto err_out; }
lseek(fd, 0, SEEK_SET);
if (!(buffer = malloc(*length + 1))) { mp_verbose(log, "Could not malloc."); goto err_out; }
if (read(fd, buffer, *length) != *length) { mp_verbose(log, "Read is behaving funny."); goto err_out; } close(fd); buffer[*length] = 0;
return buffer;
err_out: if (fd != -1) close(fd); free(buffer); return NULL;}
/* Loads a cookies.txt file into a linked list. */static struct cookie_list_type *load_cookies_from(void *ctx, struct mp_log *log, const char *filename){ char *ptr, *file; int64_t length;
ptr = file = load_file(log, filename, &length); if (!ptr) return NULL;
struct cookie_list_type *list = NULL; while (*ptr) { char *cols[7]; if (parse_line(&ptr, cols)) { struct cookie_list_type *new; new = talloc_zero(ctx, cookie_list_t); new->name = col_dup(new, cols[5]); new->value = col_dup(new, cols[6]); new->path = col_dup(new, cols[2]); new->domain = col_dup(new, cols[0]); new->secure = (*(cols[3]) == 't') || (*(cols[3]) == 'T'); new->next = list; list = new; } } free(file); return list;}
// Return a cookies string as expected by lavf (libavformat/http.c). The format// is like a Set-Cookie header (http://curl.haxx.se/rfc/cookie_spec.html),// separated by newlines.char *cookies_lavf(void *talloc_ctx, struct mp_log *log, char *file){ void *tmp = talloc_new(NULL); struct cookie_list_type *list = NULL; if (file && file[0]) list = load_cookies_from(tmp, log, file);
char *res = talloc_strdup(talloc_ctx, "");
while (list) { res = talloc_asprintf_append_buffer(res, "%s=%s; path=%s; domain=%s; %s\n", list->name, list->value, list->path, list->domain, list->secure ? "secure" : ""); list = list->next; }
talloc_free(tmp); return res;}