32 lines
1.4 KiB
C
32 lines
1.4 KiB
C
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/* ************************************************************************** */
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/* */
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/* ::: :::::::: */
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/* ft_base64_encode.c :+: :+: :+: */
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/* +:+ +:+ +:+ */
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/* By: gtertysh <marvin@42.fr> +#+ +:+ +#+ */
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/* +#+#+#+#+#+ +#+ */
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/* Created: 2019/02/02 18:26:32 by gtertysh #+# #+# */
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/* Updated: 2019/02/02 18:26:51 by gtertysh ### ########.fr */
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/* */
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/* ************************************************************************** */
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#include "libft.h"
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#include "ft_base64.h"
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void ft_base64_encode(t_base64_ctx *ctx, t_byte1 *data)
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{
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t_byte1 first_char;
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t_byte1 second_char;
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t_byte1 third_char;
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t_byte1 fourth_char;
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first_char = (data[0] >> 2) & 0x3f;
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second_char = ((data[0] << 4) & 0x30) | ((data[1] >> 4) & 0xf);
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third_char = ((data[1] << 2) & 0x3c) | ((data[2] >> 6) & 0x3);
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fourth_char = data[2] & 0x3F;
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ctx->chars[0] = ctx->alphabet[first_char];
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ctx->chars[1] = ctx->alphabet[second_char];
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ctx->chars[2] = ctx->alphabet[third_char];
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ctx->chars[3] = ctx->alphabet[fourth_char];
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}
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