Strophe 0.9 XMPP client library

Data Structures | Functions | Variables
crypto.c File Reference

Public interface for digests and encodings used in XEPs. More...

## Data Structures
struct | xmpp_sha1_t

## Functions
static char * | digest_to_string (const uint8_t *digest, char *s, size_t len)
static char * | digest_to_string_alloc (xmpp_ctx_t *ctx, const uint8_t *digest)
char * | xmpp_sha1 (xmpp_ctx_t *ctx, const unsigned char *data, size_t len)
| Compute SHA1 message digest Returns an allocated string which represents SHA1 message digest in hexadecimal notation. More...
xmpp_sha1_t * | xmpp_sha1_new (xmpp_ctx_t *ctx)
| Create new SHA1 object. More...
void | xmpp_sha1_free (xmpp_sha1_t *sha1)
| Destroy SHA1 object. More...
void | xmpp_sha1_update (xmpp_sha1_t *sha1, const unsigned char *data, size_t len)
| Update SHA1 context with the next portion of data Can be called repeatedly. More...
void | xmpp_sha1_final (xmpp_sha1_t *sha1)
| Finish SHA1 computation Don't call xmpp_sha1_update() after this function. More...
char * | xmpp_sha1_to_string (xmpp_sha1_t *sha1, char *s, size_t slen)
| Return message digest rendered as a string Stores the string to a user's buffer and returns the buffer. More...
char * | xmpp_sha1_to_string_alloc (xmpp_sha1_t *sha1)
| Return message digest rendered as a string Returns an allocated string. More...
void | xmpp_sha1_to_digest (xmpp_sha1_t *sha1, unsigned char *digest)
| Stores message digest to a user's buffer. More...
static size_t | base64_encoded_len (const size_t len)
static char * | base64_encode (xmpp_ctx_t *ctx, const unsigned char *const buffer, const size_t len)
static size_t | base64_decoded_len (const char *const buffer, const size_t len)
static void | base64_decode (xmpp_ctx_t *ctx, const char *const buffer, const size_t len, unsigned char **out, size_t *outlen)
char * | xmpp_base64_encode (xmpp_ctx_t *ctx, const unsigned char *data, size_t len)
| Base64 encoding routine Returns an allocated string which must be freed with xmpp_free(). More...
char * | xmpp_base64_decode_str (xmpp_ctx_t *ctx, const char *base64, size_t len)
| Base64 decoding routine Returns an allocated string which must be freed with xmpp_free(). More...
void | xmpp_base64_decode_bin (xmpp_ctx_t *ctx, const char *base64, size_t len, unsigned char **out, size_t *outlen)
| Base64 decoding routine Returns an allocated buffer which must be freed with xmpp_free(). More...

## Variables
static const unsigned char | _base64_invcharmap [256]
static const char | _base64_charmap [65]

## Detailed Description

Public interface for digests and encodings used in XEPs.

## Function Documentation

## ◆ digest_to_string()

static char* digest_to_string | ( | const uint8_t * | digest,
|  | char * | s,
|  | size_t | len
| ) |  |
| static

## ◆ digest_to_string_alloc()

static char* digest_to_string_alloc | ( | xmpp_ctx_t * | ctx,
|  | const uint8_t * | digest
| ) |  |
| static

## ◆ base64_encoded_len()

static size_t base64_encoded_len | ( | const size_t | len | ) |
| static

## ◆ base64_encode()

static char* base64_encode | ( | xmpp_ctx_t * | ctx,
|  | const unsigned char *const | buffer,
|  | const size_t | len
| ) |  |
| static

## ◆ base64_decoded_len()

static size_t base64_decoded_len | ( | const char *const | buffer,
|  | const size_t | len
| ) |  |
| static

## ◆ base64_decode()

static void base64_decode | ( | xmpp_ctx_t * | ctx,
|  | const char *const | buffer,
|  | const size_t | len,
|  | unsigned char ** | out,
|  | size_t * | outlen
| ) |  |
| static

## Variable Documentation

## ◆ _base64_invcharmap

const unsigned char _base64_invcharmap[256]
| static

Initial value:
= {
65,65,65,65, 65,65,65,65, 65,65,65,65, 65,65,65,65,
65,65,65,65, 65,65,65,65, 65,65,65,65, 65,65,65,65,
65,65,65,65, 65,65,65,65, 65,65,65,62, 65,65,65,63,
52,53,54,55, 56,57,58,59, 60,61,65,65, 65,64,65,65,
65, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9,10, 11,12,13,14,
15,16,17,18, 19,20,21,22, 23,24,25,65, 65,65,65,65,
65,26,27,28, 29,30,31,32, 33,34,35,36, 37,38,39,40,
41,42,43,44, 45,46,47,48, 49,50,51,65, 65,65,65,65,
65,65,65,65, 65,65,65,65, 65,65,65,65, 65,65,65,65,
65,65,65,65, 65,65,65,65, 65,65,65,65, 65,65,65,65,
65,65,65,65, 65,65,65,65, 65,65,65,65, 65,65,65,65,
65,65,65,65, 65,65,65,65, 65,65,65,65, 65,65,65,65,
65,65,65,65, 65,65,65,65, 65,65,65,65, 65,65,65,65,
65,65,65,65, 65,65,65,65, 65,65,65,65, 65,65,65,65,
65,65,65,65, 65,65,65,65, 65,65,65,65, 65,65,65,65,
65,65,65,65, 65,65,65,65, 65,65,65,65, 65,65,65,65
}

## ◆ _base64_charmap

const char _base64_charmap[65]
| static

Initial value:
= {
'A','B','C','D', 'E','F','G','H',
'I','J','K','L', 'M','N','O','P',
'Q','R','S','T', 'U','V','W','X',
'Y','Z','a','b', 'c','d','e','f',
'g','h','i','j', 'k','l','m','n',
'o','p','q','r', 's','t','u','v',
'w','x','y','z', '0','1','2','3',
'4','5','6','7', '8','9','+','/',
'='
}