summaryrefslogtreecommitdiff
path: root/libs/libcurl/src/md5.c
diff options
context:
space:
mode:
Diffstat (limited to 'libs/libcurl/src/md5.c')
-rw-r--r--libs/libcurl/src/md5.c179
1 files changed, 90 insertions, 89 deletions
diff --git a/libs/libcurl/src/md5.c b/libs/libcurl/src/md5.c
index 9e68d2d98c..6083db9e69 100644
--- a/libs/libcurl/src/md5.c
+++ b/libs/libcurl/src/md5.c
@@ -172,7 +172,7 @@ static void my_md5_final(unsigned char *digest, my_md5_ctx *ctx)
/* For Apple operating systems: CommonCrypto has the functions we need.
These functions are available on Tiger and later, as well as iOS 2.0
- and later. If you're building for an older cat, well, sorry.
+ and later. If you are building for an older cat, well, sorry.
Declaring the functions as static like this seems to be a bit more
reliable than defining COMMON_DIGEST_FOR_OPENSSL on older cats. */
@@ -254,7 +254,7 @@ static void my_md5_final(unsigned char *digest, my_md5_ctx *ctx)
* Author:
* Alexander Peslyak, better known as Solar Designer <solar at openwall.com>
*
- * This software was written by Alexander Peslyak in 2001. No copyright is
+ * This software was written by Alexander Peslyak in 2001. No copyright is
* claimed, and the software is hereby placed in the public domain.
* In case this attempt to disclaim copyright and place the software in the
* public domain is deemed null and void, then the software is
@@ -264,19 +264,19 @@ static void my_md5_final(unsigned char *digest, my_md5_ctx *ctx)
* Redistribution and use in source and binary forms, with or without
* modification, are permitted.
*
- * There's ABSOLUTELY NO WARRANTY, express or implied.
+ * There is ABSOLUTELY NO WARRANTY, express or implied.
*
* (This is a heavily cut-down "BSD license".)
*
* This differs from Colin Plumb's older public domain implementation in that
* no exactly 32-bit integer data type is required (any 32-bit or wider
- * unsigned integer data type will do), there's no compile-time endianness
- * configuration, and the function prototypes match OpenSSL's. No code from
+ * unsigned integer data type will do), there is no compile-time endianness
+ * configuration, and the function prototypes match OpenSSL's. No code from
* Colin Plumb's implementation has been reused; this comment merely compares
* the properties of the two independent implementations.
*
* The primary goals of this implementation are portability and ease of use.
- * It is meant to be fast, but not as fast as possible. Some known
+ * It is meant to be fast, but not as fast as possible. Some known
* optimizations are not included to reduce source code size and avoid
* compile-time configuration.
*/
@@ -304,16 +304,16 @@ static void my_md5_final(unsigned char *result, my_md5_ctx *ctx);
* architectures that lack an AND-NOT instruction, just like in Colin Plumb's
* implementation.
*/
-#define F(x, y, z) ((z) ^ ((x) & ((y) ^ (z))))
-#define G(x, y, z) ((y) ^ ((z) & ((x) ^ (y))))
-#define H(x, y, z) (((x) ^ (y)) ^ (z))
-#define H2(x, y, z) ((x) ^ ((y) ^ (z)))
-#define I(x, y, z) ((y) ^ ((x) | ~(z)))
+#define MD5_F(x, y, z) ((z) ^ ((x) & ((y) ^ (z))))
+#define MD5_G(x, y, z) ((y) ^ ((z) & ((x) ^ (y))))
+#define MD5_H(x, y, z) (((x) ^ (y)) ^ (z))
+#define MD5_H2(x, y, z) ((x) ^ ((y) ^ (z)))
+#define MD5_I(x, y, z) ((y) ^ ((x) | ~(z)))
/*
* The MD5 transformation for all four rounds.
*/
-#define STEP(f, a, b, c, d, x, t, s) \
+#define MD5_STEP(f, a, b, c, d, x, t, s) \
(a) += f((b), (c), (d)) + (x) + (t); \
(a) = (((a) << (s)) | (((a) & 0xffffffff) >> (32 - (s)))); \
(a) += (b);
@@ -323,30 +323,31 @@ static void my_md5_final(unsigned char *result, my_md5_ctx *ctx);
* in a properly aligned word in host byte order.
*
* The check for little-endian architectures that tolerate unaligned
- * memory accesses is just an optimization. Nothing will break if it
- * doesn't work.
+ * memory accesses is just an optimization. Nothing will break if it
+ * does not work.
*/
#if defined(__i386__) || defined(__x86_64__) || defined(__vax__)
-#define SET(n) \
+#define MD5_SET(n) \
(*(MD5_u32plus *)(void *)&ptr[(n) * 4])
-#define GET(n) \
- SET(n)
+#define MD5_GET(n) \
+ MD5_SET(n)
#else
-#define SET(n) \
+#define MD5_SET(n) \
(ctx->block[(n)] = \
(MD5_u32plus)ptr[(n) * 4] | \
((MD5_u32plus)ptr[(n) * 4 + 1] << 8) | \
((MD5_u32plus)ptr[(n) * 4 + 2] << 16) | \
((MD5_u32plus)ptr[(n) * 4 + 3] << 24))
-#define GET(n) \
+#define MD5_GET(n) \
(ctx->block[(n)])
#endif
/*
* This processes one or more 64-byte data blocks, but does NOT update
- * the bit counters. There are no alignment requirements.
+ * the bit counters. There are no alignment requirements.
*/
-static const void *body(my_md5_ctx *ctx, const void *data, unsigned long size)
+static const void *my_md5_body(my_md5_ctx *ctx,
+ const void *data, unsigned long size)
{
const unsigned char *ptr;
MD5_u32plus a, b, c, d;
@@ -367,76 +368,76 @@ static const void *body(my_md5_ctx *ctx, const void *data, unsigned long size)
saved_d = d;
/* Round 1 */
- STEP(F, a, b, c, d, SET(0), 0xd76aa478, 7)
- STEP(F, d, a, b, c, SET(1), 0xe8c7b756, 12)
- STEP(F, c, d, a, b, SET(2), 0x242070db, 17)
- STEP(F, b, c, d, a, SET(3), 0xc1bdceee, 22)
- STEP(F, a, b, c, d, SET(4), 0xf57c0faf, 7)
- STEP(F, d, a, b, c, SET(5), 0x4787c62a, 12)
- STEP(F, c, d, a, b, SET(6), 0xa8304613, 17)
- STEP(F, b, c, d, a, SET(7), 0xfd469501, 22)
- STEP(F, a, b, c, d, SET(8), 0x698098d8, 7)
- STEP(F, d, a, b, c, SET(9), 0x8b44f7af, 12)
- STEP(F, c, d, a, b, SET(10), 0xffff5bb1, 17)
- STEP(F, b, c, d, a, SET(11), 0x895cd7be, 22)
- STEP(F, a, b, c, d, SET(12), 0x6b901122, 7)
- STEP(F, d, a, b, c, SET(13), 0xfd987193, 12)
- STEP(F, c, d, a, b, SET(14), 0xa679438e, 17)
- STEP(F, b, c, d, a, SET(15), 0x49b40821, 22)
+ MD5_STEP(MD5_F, a, b, c, d, MD5_SET(0), 0xd76aa478, 7)
+ MD5_STEP(MD5_F, d, a, b, c, MD5_SET(1), 0xe8c7b756, 12)
+ MD5_STEP(MD5_F, c, d, a, b, MD5_SET(2), 0x242070db, 17)
+ MD5_STEP(MD5_F, b, c, d, a, MD5_SET(3), 0xc1bdceee, 22)
+ MD5_STEP(MD5_F, a, b, c, d, MD5_SET(4), 0xf57c0faf, 7)
+ MD5_STEP(MD5_F, d, a, b, c, MD5_SET(5), 0x4787c62a, 12)
+ MD5_STEP(MD5_F, c, d, a, b, MD5_SET(6), 0xa8304613, 17)
+ MD5_STEP(MD5_F, b, c, d, a, MD5_SET(7), 0xfd469501, 22)
+ MD5_STEP(MD5_F, a, b, c, d, MD5_SET(8), 0x698098d8, 7)
+ MD5_STEP(MD5_F, d, a, b, c, MD5_SET(9), 0x8b44f7af, 12)
+ MD5_STEP(MD5_F, c, d, a, b, MD5_SET(10), 0xffff5bb1, 17)
+ MD5_STEP(MD5_F, b, c, d, a, MD5_SET(11), 0x895cd7be, 22)
+ MD5_STEP(MD5_F, a, b, c, d, MD5_SET(12), 0x6b901122, 7)
+ MD5_STEP(MD5_F, d, a, b, c, MD5_SET(13), 0xfd987193, 12)
+ MD5_STEP(MD5_F, c, d, a, b, MD5_SET(14), 0xa679438e, 17)
+ MD5_STEP(MD5_F, b, c, d, a, MD5_SET(15), 0x49b40821, 22)
/* Round 2 */
- STEP(G, a, b, c, d, GET(1), 0xf61e2562, 5)
- STEP(G, d, a, b, c, GET(6), 0xc040b340, 9)
- STEP(G, c, d, a, b, GET(11), 0x265e5a51, 14)
- STEP(G, b, c, d, a, GET(0), 0xe9b6c7aa, 20)
- STEP(G, a, b, c, d, GET(5), 0xd62f105d, 5)
- STEP(G, d, a, b, c, GET(10), 0x02441453, 9)
- STEP(G, c, d, a, b, GET(15), 0xd8a1e681, 14)
- STEP(G, b, c, d, a, GET(4), 0xe7d3fbc8, 20)
- STEP(G, a, b, c, d, GET(9), 0x21e1cde6, 5)
- STEP(G, d, a, b, c, GET(14), 0xc33707d6, 9)
- STEP(G, c, d, a, b, GET(3), 0xf4d50d87, 14)
- STEP(G, b, c, d, a, GET(8), 0x455a14ed, 20)
- STEP(G, a, b, c, d, GET(13), 0xa9e3e905, 5)
- STEP(G, d, a, b, c, GET(2), 0xfcefa3f8, 9)
- STEP(G, c, d, a, b, GET(7), 0x676f02d9, 14)
- STEP(G, b, c, d, a, GET(12), 0x8d2a4c8a, 20)
+ MD5_STEP(MD5_G, a, b, c, d, MD5_GET(1), 0xf61e2562, 5)
+ MD5_STEP(MD5_G, d, a, b, c, MD5_GET(6), 0xc040b340, 9)
+ MD5_STEP(MD5_G, c, d, a, b, MD5_GET(11), 0x265e5a51, 14)
+ MD5_STEP(MD5_G, b, c, d, a, MD5_GET(0), 0xe9b6c7aa, 20)
+ MD5_STEP(MD5_G, a, b, c, d, MD5_GET(5), 0xd62f105d, 5)
+ MD5_STEP(MD5_G, d, a, b, c, MD5_GET(10), 0x02441453, 9)
+ MD5_STEP(MD5_G, c, d, a, b, MD5_GET(15), 0xd8a1e681, 14)
+ MD5_STEP(MD5_G, b, c, d, a, MD5_GET(4), 0xe7d3fbc8, 20)
+ MD5_STEP(MD5_G, a, b, c, d, MD5_GET(9), 0x21e1cde6, 5)
+ MD5_STEP(MD5_G, d, a, b, c, MD5_GET(14), 0xc33707d6, 9)
+ MD5_STEP(MD5_G, c, d, a, b, MD5_GET(3), 0xf4d50d87, 14)
+ MD5_STEP(MD5_G, b, c, d, a, MD5_GET(8), 0x455a14ed, 20)
+ MD5_STEP(MD5_G, a, b, c, d, MD5_GET(13), 0xa9e3e905, 5)
+ MD5_STEP(MD5_G, d, a, b, c, MD5_GET(2), 0xfcefa3f8, 9)
+ MD5_STEP(MD5_G, c, d, a, b, MD5_GET(7), 0x676f02d9, 14)
+ MD5_STEP(MD5_G, b, c, d, a, MD5_GET(12), 0x8d2a4c8a, 20)
/* Round 3 */
- STEP(H, a, b, c, d, GET(5), 0xfffa3942, 4)
- STEP(H2, d, a, b, c, GET(8), 0x8771f681, 11)
- STEP(H, c, d, a, b, GET(11), 0x6d9d6122, 16)
- STEP(H2, b, c, d, a, GET(14), 0xfde5380c, 23)
- STEP(H, a, b, c, d, GET(1), 0xa4beea44, 4)
- STEP(H2, d, a, b, c, GET(4), 0x4bdecfa9, 11)
- STEP(H, c, d, a, b, GET(7), 0xf6bb4b60, 16)
- STEP(H2, b, c, d, a, GET(10), 0xbebfbc70, 23)
- STEP(H, a, b, c, d, GET(13), 0x289b7ec6, 4)
- STEP(H2, d, a, b, c, GET(0), 0xeaa127fa, 11)
- STEP(H, c, d, a, b, GET(3), 0xd4ef3085, 16)
- STEP(H2, b, c, d, a, GET(6), 0x04881d05, 23)
- STEP(H, a, b, c, d, GET(9), 0xd9d4d039, 4)
- STEP(H2, d, a, b, c, GET(12), 0xe6db99e5, 11)
- STEP(H, c, d, a, b, GET(15), 0x1fa27cf8, 16)
- STEP(H2, b, c, d, a, GET(2), 0xc4ac5665, 23)
+ MD5_STEP(MD5_H, a, b, c, d, MD5_GET(5), 0xfffa3942, 4)
+ MD5_STEP(MD5_H2, d, a, b, c, MD5_GET(8), 0x8771f681, 11)
+ MD5_STEP(MD5_H, c, d, a, b, MD5_GET(11), 0x6d9d6122, 16)
+ MD5_STEP(MD5_H2, b, c, d, a, MD5_GET(14), 0xfde5380c, 23)
+ MD5_STEP(MD5_H, a, b, c, d, MD5_GET(1), 0xa4beea44, 4)
+ MD5_STEP(MD5_H2, d, a, b, c, MD5_GET(4), 0x4bdecfa9, 11)
+ MD5_STEP(MD5_H, c, d, a, b, MD5_GET(7), 0xf6bb4b60, 16)
+ MD5_STEP(MD5_H2, b, c, d, a, MD5_GET(10), 0xbebfbc70, 23)
+ MD5_STEP(MD5_H, a, b, c, d, MD5_GET(13), 0x289b7ec6, 4)
+ MD5_STEP(MD5_H2, d, a, b, c, MD5_GET(0), 0xeaa127fa, 11)
+ MD5_STEP(MD5_H, c, d, a, b, MD5_GET(3), 0xd4ef3085, 16)
+ MD5_STEP(MD5_H2, b, c, d, a, MD5_GET(6), 0x04881d05, 23)
+ MD5_STEP(MD5_H, a, b, c, d, MD5_GET(9), 0xd9d4d039, 4)
+ MD5_STEP(MD5_H2, d, a, b, c, MD5_GET(12), 0xe6db99e5, 11)
+ MD5_STEP(MD5_H, c, d, a, b, MD5_GET(15), 0x1fa27cf8, 16)
+ MD5_STEP(MD5_H2, b, c, d, a, MD5_GET(2), 0xc4ac5665, 23)
/* Round 4 */
- STEP(I, a, b, c, d, GET(0), 0xf4292244, 6)
- STEP(I, d, a, b, c, GET(7), 0x432aff97, 10)
- STEP(I, c, d, a, b, GET(14), 0xab9423a7, 15)
- STEP(I, b, c, d, a, GET(5), 0xfc93a039, 21)
- STEP(I, a, b, c, d, GET(12), 0x655b59c3, 6)
- STEP(I, d, a, b, c, GET(3), 0x8f0ccc92, 10)
- STEP(I, c, d, a, b, GET(10), 0xffeff47d, 15)
- STEP(I, b, c, d, a, GET(1), 0x85845dd1, 21)
- STEP(I, a, b, c, d, GET(8), 0x6fa87e4f, 6)
- STEP(I, d, a, b, c, GET(15), 0xfe2ce6e0, 10)
- STEP(I, c, d, a, b, GET(6), 0xa3014314, 15)
- STEP(I, b, c, d, a, GET(13), 0x4e0811a1, 21)
- STEP(I, a, b, c, d, GET(4), 0xf7537e82, 6)
- STEP(I, d, a, b, c, GET(11), 0xbd3af235, 10)
- STEP(I, c, d, a, b, GET(2), 0x2ad7d2bb, 15)
- STEP(I, b, c, d, a, GET(9), 0xeb86d391, 21)
+ MD5_STEP(MD5_I, a, b, c, d, MD5_GET(0), 0xf4292244, 6)
+ MD5_STEP(MD5_I, d, a, b, c, MD5_GET(7), 0x432aff97, 10)
+ MD5_STEP(MD5_I, c, d, a, b, MD5_GET(14), 0xab9423a7, 15)
+ MD5_STEP(MD5_I, b, c, d, a, MD5_GET(5), 0xfc93a039, 21)
+ MD5_STEP(MD5_I, a, b, c, d, MD5_GET(12), 0x655b59c3, 6)
+ MD5_STEP(MD5_I, d, a, b, c, MD5_GET(3), 0x8f0ccc92, 10)
+ MD5_STEP(MD5_I, c, d, a, b, MD5_GET(10), 0xffeff47d, 15)
+ MD5_STEP(MD5_I, b, c, d, a, MD5_GET(1), 0x85845dd1, 21)
+ MD5_STEP(MD5_I, a, b, c, d, MD5_GET(8), 0x6fa87e4f, 6)
+ MD5_STEP(MD5_I, d, a, b, c, MD5_GET(15), 0xfe2ce6e0, 10)
+ MD5_STEP(MD5_I, c, d, a, b, MD5_GET(6), 0xa3014314, 15)
+ MD5_STEP(MD5_I, b, c, d, a, MD5_GET(13), 0x4e0811a1, 21)
+ MD5_STEP(MD5_I, a, b, c, d, MD5_GET(4), 0xf7537e82, 6)
+ MD5_STEP(MD5_I, d, a, b, c, MD5_GET(11), 0xbd3af235, 10)
+ MD5_STEP(MD5_I, c, d, a, b, MD5_GET(2), 0x2ad7d2bb, 15)
+ MD5_STEP(MD5_I, b, c, d, a, MD5_GET(9), 0xeb86d391, 21)
a += saved_a;
b += saved_b;
@@ -492,11 +493,11 @@ static void my_md5_update(my_md5_ctx *ctx, const void *data,
memcpy(&ctx->buffer[used], data, available);
data = (const unsigned char *)data + available;
size -= available;
- body(ctx, ctx->buffer, 64);
+ my_md5_body(ctx, ctx->buffer, 64);
}
if(size >= 64) {
- data = body(ctx, data, size & ~(unsigned long)0x3f);
+ data = my_md5_body(ctx, data, size & ~(unsigned long)0x3f);
size &= 0x3f;
}
@@ -515,7 +516,7 @@ static void my_md5_final(unsigned char *result, my_md5_ctx *ctx)
if(available < 8) {
memset(&ctx->buffer[used], 0, available);
- body(ctx, ctx->buffer, 64);
+ my_md5_body(ctx, ctx->buffer, 64);
used = 0;
available = 64;
}
@@ -532,7 +533,7 @@ static void my_md5_final(unsigned char *result, my_md5_ctx *ctx)
ctx->buffer[62] = curlx_ultouc((ctx->hi >> 16)&0xff);
ctx->buffer[63] = curlx_ultouc(ctx->hi >> 24);
- body(ctx, ctx->buffer, 64);
+ my_md5_body(ctx, ctx->buffer, 64);
result[0] = curlx_ultouc((ctx->a)&0xff);
result[1] = curlx_ultouc((ctx->a >> 8)&0xff);
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-15 03:31:55 +0000