Mercurial > dovecot > core-2.2
annotate src/lib/hex-binary.c @ 1741:9df02b1533b3 HEAD
Removed most of the license comments from src/lib/*.c. It's just fine to
keep them in a single COPYING.MIT file. Changed a few other comments as well.
| author | Timo Sirainen <tss@iki.fi> |
|---|---|
| date | Wed, 27 Aug 2003 00:18:16 +0300 |
| parents | fd8888f6f037 |
| children | 05b8b6963b02 |
| rev | line source |
|---|---|
|
1741
9df02b1533b3
Removed most of the license comments from src/lib/*.c. It's just fine to
Timo Sirainen <tss@iki.fi>
parents:
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1 /* Copyright (c) 2002-2003 Timo Sirainen */ |
| 0 | 2 |
| 3 #include "lib.h" | |
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Added buffer API. Point is to hide all buffer writing behind this API which
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4 #include "buffer.h" |
| 0 | 5 #include "hex-binary.h" |
| 6 | |
|
183
4a7ab9e94f25
size_t fixes for lib/. Changed OFF_T_FORMAT to PRIuOFF_T which is more
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7 const char *binary_to_hex(const unsigned char *data, size_t size) |
| 0 | 8 { |
| 9 char *buf, *p; | |
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size_t fixes for lib/. Changed OFF_T_FORMAT to PRIuOFF_T which is more
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10 size_t i; |
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4a7ab9e94f25
size_t fixes for lib/. Changed OFF_T_FORMAT to PRIuOFF_T which is more
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11 int value; |
| 0 | 12 |
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Marked all non-trivial buffer modifications with @UNSAFE tag. Several
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13 /* @UNSAFE */ |
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5ac361acb316
Marked all non-trivial buffer modifications with @UNSAFE tag. Several
Timo Sirainen <tss@iki.fi>
parents:
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14 |
| 0 | 15 buf = p = t_malloc(size * 2 + 1); |
| 16 for (i = 0; i < size; i++) { | |
| 17 value = data[i] >> 4; | |
| 18 *p++ = value < 10 ? value + '0' : value - 10 + 'a'; | |
| 19 | |
| 20 value = data[i] & 0x0f; | |
| 21 *p++ = value < 10 ? value + '0' : value - 10 + 'a'; | |
| 22 } | |
| 23 | |
| 24 *p = '\0'; | |
| 25 return buf; | |
| 26 } | |
| 27 | |
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fd8888f6f037
Naming style changes, finally got tired of most of the typedefs. Also the
Timo Sirainen <tss@iki.fi>
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28 int hex_to_binary(const char *data, buffer_t *dest) |
| 0 | 29 { |
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30 int value; |
| 0 | 31 |
| 32 while (*data != '\0') { | |
| 33 if (*data >= '0' && *data <= '9') | |
| 34 value = (*data - '0') << 4; | |
| 35 else if (*data >= 'a' && *data <= 'f') | |
| 36 value = (*data - 'a' + 10) << 4; | |
| 37 else if (*data >= 'A' && *data <= 'F') | |
| 38 value = (*data - 'A' + 10) << 4; | |
| 39 else | |
| 40 return -1; | |
| 41 | |
| 42 data++; | |
| 43 if (*data >= '0' && *data <= '9') | |
| 44 value |= *data - '0'; | |
| 45 else if (*data >= 'a' && *data <= 'f') | |
| 46 value |= *data - 'a' + 10; | |
| 47 else if (*data >= 'A' && *data <= 'F') | |
| 48 value |= *data - 'A' + 10; | |
| 49 else | |
| 50 return -1; | |
| 51 | |
|
765
553f050c8313
Added buffer API. Point is to hide all buffer writing behind this API which
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parents:
183
diff
changeset
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52 if (buffer_append_c(dest, value) != 1) |
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53 return 0; |
| 0 | 54 data++; |
| 55 } | |
| 56 | |
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Added buffer API. Point is to hide all buffer writing behind this API which
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parents:
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57 return 1; |
| 0 | 58 } |