sha1.c File Reference

#include <gpac/tools.h>

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Data Structures
struct	GF_SHA1Context

Macros
#define	_CRT_SECURE_NO_DEPRECATE   1
#define	PUT_UINT32_BE(n, b, i)
#define	SHA1CircularShift(bits, word)

Functions
void	SHA1ProcessMessageBlock (GF_SHA1Context *context)
static void	SHA1PadMessage (GF_SHA1Context *context)
GF_SHA1Context *	gf_sha1_starts ()
void	gf_sha1_update (GF_SHA1Context *context, u8 *message_array, u32 length)
void	gf_sha1_finish (GF_SHA1Context *context, u8 output[20])
s32	gf_sha1_file (const char *path, u8 output[20])
void	gf_sha1_csum (u8 *input, u32 ilen, u8 output[20])
void	gf_sha1_csum_hexa (u8 *buf, u32 buflen, u8 digest[41])

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Data Structure Documentation

struct __sha1_context

Collaboration diagram for GF_SHA1Context:

Data Fields
unsigned	Message_Digest[5]
unsigned	Length_Low
unsigned	Length_High
unsigned char	Message_Block[64]
int	Message_Block_Index
int	Computed
int	Corrupted

Macro Definition Documentation

#define _CRT_SECURE_NO_DEPRECATE   1

#define PUT_UINT32_BE	(		n,
			b,
			i
	)

Value:

{                                                       \
    (b)[(i)    ] = (u8) ( (n) >> 24 );       \
    (b)[(i) + 1] = (u8) ( (n) >> 16 );       \
    (b)[(i) + 2] = (u8) ( (n) >>  8 );       \
    (b)[(i) + 3] = (u8) ( (n)       );       \
}

#define SHA1CircularShift	(		bits,
			word
	)

Value:

((((word) << (bits)) & 0xFFFFFFFF) | \
                ((word) >> (32-(bits))))

Function Documentation

void SHA1ProcessMessageBlock

(

GF_SHA1Context *

context

)

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static void SHA1PadMessage ( GF_SHA1Context *  context )

static

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