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Commit | Line | Data |
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a0103914 ÆAB |
1 | /* |
2 | * This code is included at the end of sha1dc/sha1.c with the | |
3 | * SHA1DC_CUSTOM_TRAILING_INCLUDE_SHA1_C macro. | |
4 | */ | |
5 | ||
6 | void git_SHA1DCFinal(unsigned char hash[20], SHA1_CTX *ctx) | |
7 | { | |
8 | if (!SHA1DCFinal(hash, ctx)) | |
9 | return; | |
10 | die("SHA-1 appears to be part of a collision attack: %s", | |
11 | sha1_to_hex(hash)); | |
12 | } | |
13 | ||
14 | void git_SHA1DCUpdate(SHA1_CTX *ctx, const void *vdata, unsigned long len) | |
15 | { | |
16 | const char *data = vdata; | |
17 | /* We expect an unsigned long, but sha1dc only takes an int */ | |
18 | while (len > INT_MAX) { | |
19 | SHA1DCUpdate(ctx, data, INT_MAX); | |
20 | data += INT_MAX; | |
21 | len -= INT_MAX; | |
22 | } | |
23 | SHA1DCUpdate(ctx, data, len); | |
24 | } |