mirror of
https://github.com/git-for-windows/git.git
synced 2026-06-27 11:47:49 -05:00
faff5b2eb1
The source files for libgit.a have been moved into a new "lib/" directory to clean up the top-level directory and clearly separate library code. * ps/libgit-in-subdir: Move libgit.a sources into separate "lib/" directory t/helper: prepare "test-example-tap.c" for introduction of "lib/"
40 lines
869 B
C
40 lines
869 B
C
#include "git-compat-util.h"
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#include "sha1dc_git.h"
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#include "hex.h"
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#ifdef DC_SHA1_EXTERNAL
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/*
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* Same as SHA1DCInit, but with default save_hash=0
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*/
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void git_SHA1DCInit(SHA1_CTX *ctx)
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{
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SHA1DCInit(ctx);
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SHA1DCSetSafeHash(ctx, 0);
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}
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#endif
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/*
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* Same as SHA1DCFinal, but convert collision attack case into a verbose die().
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*/
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void git_SHA1DCFinal(unsigned char hash[20], SHA1_CTX *ctx)
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{
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if (!SHA1DCFinal(hash, ctx))
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return;
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die("SHA-1 appears to be part of a collision attack: %s",
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hash_to_hex_algop(hash, &hash_algos[GIT_HASH_SHA1]));
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}
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/*
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* Same as SHA1DCUpdate, but adjust types to match git's usual interface.
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*/
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void git_SHA1DCUpdate(SHA1_CTX *ctx, const void *vdata, size_t len)
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{
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const char *data = vdata;
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while (len > INT_MAX) {
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SHA1DCUpdate(ctx, data, INT_MAX);
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data += INT_MAX;
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len -= INT_MAX;
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}
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SHA1DCUpdate(ctx, data, len);
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}
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