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Added base64 encoder

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Added http basic authentication


git-svn-id: svn://svn.mplayerhq.hu/mplayer/trunk@6515 b3059339-0415-0410-9bf9-f77b7e298cf2
This commit is contained in:
bertrand 2002-06-23 09:16:08 +00:00
parent d5ae673150
commit f83fbf33c3
2 changed files with 103 additions and 1 deletions
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100
libmpdemux/http.c
View File

@ -321,6 +321,56 @@ http_set_uri( HTTP_header_t *http_hdr, const char *uri ) {
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;
@ -344,3 +394,53 @@ http_debug_hdr( HTTP_header_t *http_hdr ) {
}
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;
}

4
libmpdemux/http.h
View File

@ -25,7 +25,7 @@ typedef struct {
int field_nb;
char *field_search;
HTTP_field_t *field_search_pos;
// Body varibles
// Body variables
char *body;
int body_size;
char *buffer;
@ -44,7 +44,9 @@ char* http_get_next_field( HTTP_header_t *http_hdr );
void http_set_field( HTTP_header_t *http_hdr, const char *field_name );
void http_set_method( HTTP_header_t *http_hdr, const char *method );
void http_set_uri( HTTP_header_t *http_hdr, const char *uri );
int http_add_basic_authentication( HTTP_header_t *http_hdr, const char *username, const char *password );
void http_debug_hdr( HTTP_header_t *http_hdr );
int base64_encode(const void *enc, int encLen, char *out, int outMax);
#endif // __HTTP_H