mirror of https://github.com/PCSX2/pcsx2.git
52 lines
1.4 KiB
C
52 lines
1.4 KiB
C
#ifndef RC_UTIL_H
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#define RC_UTIL_H
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#include "rc_export.h"
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#include <stddef.h>
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#include <stdint.h>
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RC_BEGIN_C_DECLS
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/**
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* A block of memory for variable length data (like strings and arrays).
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*/
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typedef struct rc_buffer_chunk_t {
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/* The current location where data is being written */
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uint8_t* write;
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/* The first byte past the end of data where writing cannot occur */
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uint8_t* end;
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/* The first byte of the data */
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uint8_t* start;
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/* The next block in the allocated memory chain */
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struct rc_buffer_chunk_t* next;
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}
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rc_buffer_chunk_t;
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/**
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* A preallocated block of memory for variable length data (like strings and arrays).
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*/
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typedef struct rc_buffer_t {
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/* The chunk data (will point at the local data member) */
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struct rc_buffer_chunk_t chunk;
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/* Small chunk of memory pre-allocated for the chunk */
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uint8_t data[256];
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}
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rc_buffer_t;
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void rc_buffer_init(rc_buffer_t* buffer);
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void rc_buffer_destroy(rc_buffer_t* buffer);
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uint8_t* rc_buffer_reserve(rc_buffer_t* buffer, size_t amount);
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void rc_buffer_consume(rc_buffer_t* buffer, const uint8_t* start, uint8_t* end);
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void* rc_buffer_alloc(rc_buffer_t* buffer, size_t amount);
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char* rc_buffer_strcpy(rc_buffer_t* buffer, const char* src);
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char* rc_buffer_strncpy(rc_buffer_t* buffer, const char* src, size_t len);
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uint32_t rc_djb2(const char* input);
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void rc_format_md5(char checksum[33], const uint8_t digest[16]);
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RC_END_C_DECLS
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#endif /* RC_UTIL_H */
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