mirror of
https://github.com/mpv-player/mpv
synced 2024-12-13 02:15:59 +00:00
bcc2517604
git-svn-id: svn://svn.mplayerhq.hu/mplayer/trunk@14461 b3059339-0415-0410-9bf9-f77b7e298cf2
443 lines
12 KiB
C
443 lines
12 KiB
C
/*
|
|
* HTTP Helper
|
|
* by Bertrand Baudet <bertrand_baudet@yahoo.com>
|
|
* (C) 2001, MPlayer team.
|
|
*/
|
|
|
|
#include <stdio.h>
|
|
#include <stdlib.h>
|
|
#include <string.h>
|
|
|
|
#include "http.h"
|
|
#include "url.h"
|
|
#include "mp_msg.h"
|
|
|
|
HTTP_header_t *
|
|
http_new_header() {
|
|
HTTP_header_t *http_hdr;
|
|
|
|
http_hdr = (HTTP_header_t*)malloc(sizeof(HTTP_header_t));
|
|
if( http_hdr==NULL ) return NULL;
|
|
memset( http_hdr, 0, sizeof(HTTP_header_t) );
|
|
|
|
return http_hdr;
|
|
}
|
|
|
|
void
|
|
http_free( HTTP_header_t *http_hdr ) {
|
|
HTTP_field_t *field, *field2free;
|
|
if( http_hdr==NULL ) return;
|
|
if( http_hdr->protocol!=NULL ) free( http_hdr->protocol );
|
|
if( http_hdr->uri!=NULL ) free( http_hdr->uri );
|
|
if( http_hdr->reason_phrase!=NULL ) free( http_hdr->reason_phrase );
|
|
if( http_hdr->field_search!=NULL ) free( http_hdr->field_search );
|
|
if( http_hdr->method!=NULL ) free( http_hdr->method );
|
|
if( http_hdr->buffer!=NULL ) free( http_hdr->buffer );
|
|
field = http_hdr->first_field;
|
|
while( field!=NULL ) {
|
|
field2free = field;
|
|
if (field->field_name)
|
|
free(field->field_name);
|
|
field = field->next;
|
|
free( field2free );
|
|
}
|
|
free( http_hdr );
|
|
http_hdr = NULL;
|
|
}
|
|
|
|
int
|
|
http_response_append( HTTP_header_t *http_hdr, char *response, int length ) {
|
|
if( http_hdr==NULL || response==NULL || length<0 ) return -1;
|
|
|
|
http_hdr->buffer = (char*)realloc( http_hdr->buffer, http_hdr->buffer_size+length+1 );
|
|
if( http_hdr->buffer==NULL ) {
|
|
mp_msg(MSGT_NETWORK,MSGL_FATAL,"Memory (re)allocation failed\n");
|
|
return -1;
|
|
}
|
|
memcpy( http_hdr->buffer+http_hdr->buffer_size, response, length );
|
|
http_hdr->buffer_size += length;
|
|
http_hdr->buffer[http_hdr->buffer_size]=0; // close the string!
|
|
return http_hdr->buffer_size;
|
|
}
|
|
|
|
int
|
|
http_is_header_entire( HTTP_header_t *http_hdr ) {
|
|
if( http_hdr==NULL ) return -1;
|
|
if( http_hdr->buffer==NULL ) return 0; // empty
|
|
|
|
if( strstr(http_hdr->buffer, "\r\n\r\n")==NULL &&
|
|
strstr(http_hdr->buffer, "\n\n")==NULL ) return 0;
|
|
return 1;
|
|
}
|
|
|
|
int
|
|
http_response_parse( HTTP_header_t *http_hdr ) {
|
|
char *hdr_ptr, *ptr;
|
|
char *field=NULL;
|
|
int pos_hdr_sep, hdr_sep_len, len;
|
|
if( http_hdr==NULL ) return -1;
|
|
if( http_hdr->is_parsed ) return 0;
|
|
|
|
// Get the protocol
|
|
hdr_ptr = strstr( http_hdr->buffer, " " );
|
|
if( hdr_ptr==NULL ) {
|
|
mp_msg(MSGT_NETWORK,MSGL_ERR,"Malformed answer. No space separator found.\n");
|
|
return -1;
|
|
}
|
|
len = hdr_ptr-http_hdr->buffer;
|
|
http_hdr->protocol = (char*)malloc(len+1);
|
|
if( http_hdr->protocol==NULL ) {
|
|
mp_msg(MSGT_NETWORK,MSGL_FATAL,"Memory allocation failed\n");
|
|
return -1;
|
|
}
|
|
strncpy( http_hdr->protocol, http_hdr->buffer, len );
|
|
http_hdr->protocol[len]='\0';
|
|
if( !strncasecmp( http_hdr->protocol, "HTTP", 4) ) {
|
|
if( sscanf( http_hdr->protocol+5,"1.%d", &(http_hdr->http_minor_version) )!=1 ) {
|
|
mp_msg(MSGT_NETWORK,MSGL_ERR,"Malformed answer. Unable to get HTTP minor version.\n");
|
|
return -1;
|
|
}
|
|
}
|
|
|
|
// Get the status code
|
|
if( sscanf( ++hdr_ptr, "%d", &(http_hdr->status_code) )!=1 ) {
|
|
mp_msg(MSGT_NETWORK,MSGL_ERR,"Malformed answer. Unable to get status code.\n");
|
|
return -1;
|
|
}
|
|
hdr_ptr += 4;
|
|
|
|
// Get the reason phrase
|
|
ptr = strstr( hdr_ptr, "\n" );
|
|
if( hdr_ptr==NULL ) {
|
|
mp_msg(MSGT_NETWORK,MSGL_ERR,"Malformed answer. Unable to get the reason phrase.\n");
|
|
return -1;
|
|
}
|
|
len = ptr-hdr_ptr;
|
|
http_hdr->reason_phrase = (char*)malloc(len+1);
|
|
if( http_hdr->reason_phrase==NULL ) {
|
|
mp_msg(MSGT_NETWORK,MSGL_FATAL,"Memory allocation failed\n");
|
|
return -1;
|
|
}
|
|
strncpy( http_hdr->reason_phrase, hdr_ptr, len );
|
|
if( http_hdr->reason_phrase[len-1]=='\r' ) {
|
|
len--;
|
|
}
|
|
http_hdr->reason_phrase[len]='\0';
|
|
|
|
// Set the position of the header separator: \r\n\r\n
|
|
hdr_sep_len = 4;
|
|
ptr = strstr( http_hdr->buffer, "\r\n\r\n" );
|
|
if( ptr==NULL ) {
|
|
ptr = strstr( http_hdr->buffer, "\n\n" );
|
|
if( ptr==NULL ) {
|
|
mp_msg(MSGT_NETWORK,MSGL_ERR,"Header may be incomplete. No CRLF CRLF found.\n");
|
|
return -1;
|
|
}
|
|
hdr_sep_len = 2;
|
|
}
|
|
pos_hdr_sep = ptr-http_hdr->buffer;
|
|
|
|
// Point to the first line after the method line.
|
|
hdr_ptr = strstr( http_hdr->buffer, "\n" )+1;
|
|
do {
|
|
ptr = hdr_ptr;
|
|
while( *ptr!='\r' && *ptr!='\n' ) ptr++;
|
|
len = ptr-hdr_ptr;
|
|
if( len==0 ) break;
|
|
field = (char*)realloc(field, len+1);
|
|
if( field==NULL ) {
|
|
mp_msg(MSGT_NETWORK,MSGL_ERR,"Memory allocation failed\n");
|
|
return -1;
|
|
}
|
|
strncpy( field, hdr_ptr, len );
|
|
field[len]='\0';
|
|
http_set_field( http_hdr, field );
|
|
hdr_ptr = ptr+((*ptr=='\r')?2:1);
|
|
} while( hdr_ptr<(http_hdr->buffer+pos_hdr_sep) );
|
|
|
|
if( field!=NULL ) free( field );
|
|
|
|
if( pos_hdr_sep+hdr_sep_len<http_hdr->buffer_size ) {
|
|
// Response has data!
|
|
http_hdr->body = http_hdr->buffer+pos_hdr_sep+hdr_sep_len;
|
|
http_hdr->body_size = http_hdr->buffer_size-(pos_hdr_sep+hdr_sep_len);
|
|
}
|
|
|
|
http_hdr->is_parsed = 1;
|
|
return 0;
|
|
}
|
|
|
|
char *
|
|
http_build_request( HTTP_header_t *http_hdr ) {
|
|
char *ptr, *uri=NULL;
|
|
int len;
|
|
HTTP_field_t *field;
|
|
if( http_hdr==NULL ) return NULL;
|
|
|
|
if( http_hdr->method==NULL ) http_set_method( http_hdr, "GET");
|
|
if( http_hdr->uri==NULL ) http_set_uri( http_hdr, "/");
|
|
else {
|
|
uri = (char*)malloc(strlen(http_hdr->uri) + 1);
|
|
if( uri==NULL ) {
|
|
mp_msg(MSGT_NETWORK,MSGL_ERR,"Memory allocation failed\n");
|
|
return NULL;
|
|
}
|
|
strcpy(uri,http_hdr->uri);
|
|
}
|
|
|
|
//**** Compute the request length
|
|
// Add the Method line
|
|
len = strlen(http_hdr->method)+strlen(uri)+12;
|
|
// Add the fields
|
|
field = http_hdr->first_field;
|
|
while( field!=NULL ) {
|
|
len += strlen(field->field_name)+2;
|
|
field = field->next;
|
|
}
|
|
// Add the CRLF
|
|
len += 2;
|
|
// Add the body
|
|
if( http_hdr->body!=NULL ) {
|
|
len += http_hdr->body_size;
|
|
}
|
|
// Free the buffer if it was previously used
|
|
if( http_hdr->buffer!=NULL ) {
|
|
free( http_hdr->buffer );
|
|
http_hdr->buffer = NULL;
|
|
}
|
|
http_hdr->buffer = (char*)malloc(len+1);
|
|
if( http_hdr->buffer==NULL ) {
|
|
mp_msg(MSGT_NETWORK,MSGL_ERR,"Memory allocation failed\n");
|
|
return NULL;
|
|
}
|
|
http_hdr->buffer_size = len;
|
|
|
|
//*** Building the request
|
|
ptr = http_hdr->buffer;
|
|
// Add the method line
|
|
ptr += sprintf( ptr, "%s %s HTTP/1.%d\r\n", http_hdr->method, uri, http_hdr->http_minor_version );
|
|
field = http_hdr->first_field;
|
|
// Add the field
|
|
while( field!=NULL ) {
|
|
ptr += sprintf( ptr, "%s\r\n", field->field_name );
|
|
field = field->next;
|
|
}
|
|
ptr += sprintf( ptr, "\r\n" );
|
|
// Add the body
|
|
if( http_hdr->body!=NULL ) {
|
|
memcpy( ptr, http_hdr->body, http_hdr->body_size );
|
|
}
|
|
|
|
if( uri ) free( uri );
|
|
return http_hdr->buffer;
|
|
}
|
|
|
|
char *
|
|
http_get_field( HTTP_header_t *http_hdr, const char *field_name ) {
|
|
if( http_hdr==NULL || field_name==NULL ) return NULL;
|
|
http_hdr->field_search_pos = http_hdr->first_field;
|
|
http_hdr->field_search = (char*)realloc( http_hdr->field_search, strlen(field_name)+1 );
|
|
if( http_hdr->field_search==NULL ) {
|
|
mp_msg(MSGT_NETWORK,MSGL_FATAL,"Memory allocation failed\n");
|
|
return NULL;
|
|
}
|
|
strcpy( http_hdr->field_search, field_name );
|
|
return http_get_next_field( http_hdr );
|
|
}
|
|
|
|
char *
|
|
http_get_next_field( HTTP_header_t *http_hdr ) {
|
|
char *ptr;
|
|
HTTP_field_t *field;
|
|
if( http_hdr==NULL ) return NULL;
|
|
|
|
field = http_hdr->field_search_pos;
|
|
while( field!=NULL ) {
|
|
ptr = strstr( field->field_name, ":" );
|
|
if( ptr==NULL ) return NULL;
|
|
if( !strncasecmp( field->field_name, http_hdr->field_search, ptr-(field->field_name) ) ) {
|
|
ptr++; // Skip the column
|
|
while( ptr[0]==' ' ) ptr++; // Skip the spaces if there is some
|
|
http_hdr->field_search_pos = field->next;
|
|
return ptr; // return the value without the field name
|
|
}
|
|
field = field->next;
|
|
}
|
|
return NULL;
|
|
}
|
|
|
|
void
|
|
http_set_field( HTTP_header_t *http_hdr, const char *field_name ) {
|
|
HTTP_field_t *new_field;
|
|
if( http_hdr==NULL || field_name==NULL ) return;
|
|
|
|
new_field = (HTTP_field_t*)malloc(sizeof(HTTP_field_t));
|
|
if( new_field==NULL ) {
|
|
mp_msg(MSGT_NETWORK,MSGL_FATAL,"Memory allocation failed\n");
|
|
return;
|
|
}
|
|
new_field->next = NULL;
|
|
new_field->field_name = (char*)malloc(strlen(field_name)+1);
|
|
if( new_field->field_name==NULL ) {
|
|
mp_msg(MSGT_NETWORK,MSGL_FATAL,"Memory allocation failed\n");
|
|
return;
|
|
}
|
|
strcpy( new_field->field_name, field_name );
|
|
|
|
if( http_hdr->last_field==NULL ) {
|
|
http_hdr->first_field = new_field;
|
|
} else {
|
|
http_hdr->last_field->next = new_field;
|
|
}
|
|
http_hdr->last_field = new_field;
|
|
http_hdr->field_nb++;
|
|
}
|
|
|
|
void
|
|
http_set_method( HTTP_header_t *http_hdr, const char *method ) {
|
|
if( http_hdr==NULL || method==NULL ) return;
|
|
|
|
http_hdr->method = (char*)malloc(strlen(method)+1);
|
|
if( http_hdr->method==NULL ) {
|
|
mp_msg(MSGT_NETWORK,MSGL_FATAL,"Memory allocation failed\n");
|
|
return;
|
|
}
|
|
strcpy( http_hdr->method, method );
|
|
}
|
|
|
|
void
|
|
http_set_uri( HTTP_header_t *http_hdr, const char *uri ) {
|
|
if( http_hdr==NULL || uri==NULL ) return;
|
|
|
|
http_hdr->uri = (char*)malloc(strlen(uri)+1);
|
|
if( http_hdr->uri==NULL ) {
|
|
mp_msg(MSGT_NETWORK,MSGL_FATAL,"Memory allocation failed\n");
|
|
return;
|
|
}
|
|
strcpy( http_hdr->uri, uri );
|
|
}
|
|
|
|
int
|
|
http_add_basic_authentication( HTTP_header_t *http_hdr, const char *username, const char *password ) {
|
|
char *auth, *usr_pass, *b64_usr_pass;
|
|
int encoded_len, pass_len=0, out_len;
|
|
if( http_hdr==NULL || username==NULL ) return -1;
|
|
|
|
if( password!=NULL ) {
|
|
pass_len = strlen(password);
|
|
}
|
|
|
|
usr_pass = (char*)malloc(strlen(username)+pass_len+2);
|
|
if( usr_pass==NULL ) {
|
|
mp_msg(MSGT_NETWORK,MSGL_FATAL,"Memory allocation failed\n");
|
|
return -1;
|
|
}
|
|
|
|
sprintf( usr_pass, "%s:%s", username, (password==NULL)?"":password );
|
|
|
|
// Base 64 encode with at least 33% more data than the original size
|
|
encoded_len = strlen(usr_pass)*2;
|
|
b64_usr_pass = (char*)malloc(encoded_len);
|
|
if( b64_usr_pass==NULL ) {
|
|
mp_msg(MSGT_NETWORK,MSGL_FATAL,"Memory allocation failed\n");
|
|
return -1;
|
|
}
|
|
|
|
out_len = base64_encode( usr_pass, strlen(usr_pass), b64_usr_pass, encoded_len);
|
|
if( out_len<0 ) {
|
|
mp_msg(MSGT_NETWORK,MSGL_FATAL,"Base64 out overflow\n");
|
|
return -1;
|
|
}
|
|
|
|
b64_usr_pass[out_len]='\0';
|
|
|
|
auth = (char*)malloc(encoded_len+22);
|
|
if( auth==NULL ) {
|
|
mp_msg(MSGT_NETWORK,MSGL_FATAL,"Memory allocation failed\n");
|
|
return -1;
|
|
}
|
|
|
|
sprintf( auth, "Authorization: Basic %s", b64_usr_pass);
|
|
http_set_field( http_hdr, auth );
|
|
|
|
free( usr_pass );
|
|
free( b64_usr_pass );
|
|
free( auth );
|
|
|
|
return 0;
|
|
}
|
|
|
|
void
|
|
http_debug_hdr( HTTP_header_t *http_hdr ) {
|
|
HTTP_field_t *field;
|
|
int i = 0;
|
|
if( http_hdr==NULL ) return;
|
|
|
|
mp_msg(MSGT_NETWORK,MSGL_V,"--- HTTP DEBUG HEADER --- START ---\n");
|
|
mp_msg(MSGT_NETWORK,MSGL_V,"protocol: [%s]\n", http_hdr->protocol );
|
|
mp_msg(MSGT_NETWORK,MSGL_V,"http minor version: [%d]\n", http_hdr->http_minor_version );
|
|
mp_msg(MSGT_NETWORK,MSGL_V,"uri: [%s]\n", http_hdr->uri );
|
|
mp_msg(MSGT_NETWORK,MSGL_V,"method: [%s]\n", http_hdr->method );
|
|
mp_msg(MSGT_NETWORK,MSGL_V,"status code: [%d]\n", http_hdr->status_code );
|
|
mp_msg(MSGT_NETWORK,MSGL_V,"reason phrase: [%s]\n", http_hdr->reason_phrase );
|
|
mp_msg(MSGT_NETWORK,MSGL_V,"body size: [%d]\n", http_hdr->body_size );
|
|
|
|
mp_msg(MSGT_NETWORK,MSGL_V,"Fields:\n");
|
|
field = http_hdr->first_field;
|
|
while( field!=NULL ) {
|
|
mp_msg(MSGT_NETWORK,MSGL_V," %d - %s\n", i++, field->field_name );
|
|
field = field->next;
|
|
}
|
|
mp_msg(MSGT_NETWORK,MSGL_V,"--- HTTP DEBUG HEADER --- END ---\n");
|
|
}
|
|
|
|
int
|
|
base64_encode(const void *enc, int encLen, char *out, int outMax) {
|
|
static const char b64[] = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789-_";
|
|
|
|
unsigned char *encBuf;
|
|
int outLen;
|
|
unsigned int bits;
|
|
unsigned int shift;
|
|
|
|
encBuf = (unsigned char*)enc;
|
|
outLen = 0;
|
|
bits = 0;
|
|
shift = 0;
|
|
|
|
while( outLen<outMax ) {
|
|
if( encLen>0 ) {
|
|
// Shift in byte
|
|
bits <<= 8;
|
|
bits |= *encBuf;
|
|
shift += 8;
|
|
// Next byte
|
|
encBuf++;
|
|
encLen--;
|
|
} else if( shift>0 ) {
|
|
// Pad last bits to 6 bits - will end next loop
|
|
bits <<= 6 - shift;
|
|
shift = 6;
|
|
} else {
|
|
// Terminate with Mime style '='
|
|
*out = '=';
|
|
outLen++;
|
|
|
|
return outLen;
|
|
}
|
|
|
|
// Encode 6 bit segments
|
|
while( shift>=6 ) {
|
|
shift -= 6;
|
|
*out = b64[ (bits >> shift) & 0x3F ];
|
|
out++;
|
|
outLen++;
|
|
}
|
|
}
|
|
|
|
// Output overflow
|
|
return -1;
|
|
}
|
|
|
|
|