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Remove unused md5_stream function.
This commit is contained in:
parent
744202a47f
commit
b94f68ba41
74
md5.c
74
md5.c
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@ -40,7 +40,6 @@
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# define md5_process_bytes __md5_process_bytes
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# define md5_process_bytes __md5_process_bytes
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# define md5_finish_ctx __md5_finish_ctx
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# define md5_finish_ctx __md5_finish_ctx
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# define md5_read_ctx __md5_read_ctx
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# define md5_read_ctx __md5_read_ctx
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# define md5_stream __md5_stream
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# define md5_buffer __md5_buffer
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# define md5_buffer __md5_buffer
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#endif
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#endif
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@ -124,79 +123,6 @@ md5_finish_ctx (struct md5_ctx *ctx, void *resbuf)
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return md5_read_ctx (ctx, resbuf);
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return md5_read_ctx (ctx, resbuf);
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}
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}
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/* Compute MD5 message digest for bytes read from STREAM. The
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resulting message digest number will be written into the 16 bytes
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beginning at RESBLOCK. */
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int
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md5_stream (FILE *stream, void *resblock)
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{
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struct md5_ctx ctx;
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size_t sum;
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char *buffer = malloc (BLOCKSIZE + 72);
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if (!buffer)
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return 1;
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/* Initialize the computation context. */
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md5_init_ctx (&ctx);
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/* Iterate over full file contents. */
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while (1)
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{
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/* We read the file in blocks of BLOCKSIZE bytes. One call of the
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computation function processes the whole buffer so that with the
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next round of the loop another block can be read. */
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size_t n;
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sum = 0;
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/* Read block. Take care for partial reads. */
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while (1)
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{
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n = fread (buffer + sum, 1, BLOCKSIZE - sum, stream);
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sum += n;
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if (sum == BLOCKSIZE)
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break;
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if (n == 0)
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{
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/* Check for the error flag IFF N == 0, so that we don't
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exit the loop after a partial read due to e.g., EAGAIN
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or EWOULDBLOCK. */
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if (ferror (stream))
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{
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free (buffer);
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return 1;
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}
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goto process_partial_block;
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}
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/* We've read at least one byte, so ignore errors. But always
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check for EOF, since feof may be true even though N > 0.
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Otherwise, we could end up calling fread after EOF. */
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if (feof (stream))
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goto process_partial_block;
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}
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/* Process buffer with BLOCKSIZE bytes. Note that
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BLOCKSIZE % 64 == 0
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*/
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md5_process_block (buffer, BLOCKSIZE, &ctx);
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}
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process_partial_block:
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/* Process any remaining bytes. */
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if (sum > 0)
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md5_process_bytes (buffer, sum, &ctx);
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/* Construct result in desired memory. */
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md5_finish_ctx (&ctx, resblock);
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free (buffer);
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return 0;
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}
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/* Compute MD5 message digest for LEN bytes beginning at BUFFER. The
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/* Compute MD5 message digest for LEN bytes beginning at BUFFER. The
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result is always in little endian byte order, so that a byte-wise
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result is always in little endian byte order, so that a byte-wise
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output yields to the wanted ASCII representation of the message
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output yields to the wanted ASCII representation of the message
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6
md5.h
6
md5.h
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@ -53,7 +53,6 @@
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# define __md5_process_block md5_process_block
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# define __md5_process_block md5_process_block
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# define __md5_process_bytes md5_process_bytes
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# define __md5_process_bytes md5_process_bytes
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# define __md5_read_ctx md5_read_ctx
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# define __md5_read_ctx md5_read_ctx
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# define __md5_stream md5_stream
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#endif
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#endif
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# ifdef __cplusplus
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# ifdef __cplusplus
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@ -109,11 +108,6 @@ extern void *__md5_finish_ctx (struct md5_ctx *ctx, void *resbuf) __THROW;
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extern void *__md5_read_ctx (const struct md5_ctx *ctx, void *resbuf) __THROW;
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extern void *__md5_read_ctx (const struct md5_ctx *ctx, void *resbuf) __THROW;
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/* Compute MD5 message digest for bytes read from STREAM. The
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resulting message digest number will be written into the 16 bytes
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beginning at RESBLOCK. */
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extern int __md5_stream (FILE *stream, void *resblock) __THROW;
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/* Compute MD5 message digest for LEN bytes beginning at BUFFER. The
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/* Compute MD5 message digest for LEN bytes beginning at BUFFER. The
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result is always in little endian byte order, so that a byte-wise
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result is always in little endian byte order, so that a byte-wise
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output yields to the wanted ASCII representation of the message
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output yields to the wanted ASCII representation of the message
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