38 lines
1023 B
C
38 lines
1023 B
C
/* base64 encoder/decoder based on public domain implementation
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* by Chris Venter */
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#include <sys/types.h>
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#ifdef __cplusplus
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extern "C" {
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#endif
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/* returns malloced base64 encoded string
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* lines are split with \n characters to be nearest lower multiple of linelen
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* if linelen/4 == 0 lines are not split
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* if linelen < 0 default line length (64) is used
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* the returned string is empty when len == 0
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* returns NULL on failures
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*/
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char *rpmBase64Encode(const void *data, size_t len, int linelen);
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/* decodes from zero terminated base64 encoded string to a newly malloced buffer
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* ignores whitespace characters in the input string
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* return values:
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* 0 - OK
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* 1 - input is NULL
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* 2 - invalid length
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* 3 - invalid characters on input
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* 4 - malloc failed
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*/
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int rpmBase64Decode(const char *in, void **out, size_t *outlen);
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/* counts CRC24 and base64 encodes it in a malloced string
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* returns NULL on failures
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*/
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char *rpmBase64CRC(const unsigned char *data, size_t len);
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#ifdef __cplusplus
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}
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#endif
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