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65 lines
1.9 KiB
C
65 lines
1.9 KiB
C
/* PGMSPACE.H - Accessor utilities/types for accessing PROGMEM data */
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#ifndef _PGMSPACEWRAPPER_H_
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#define _PGMSPACEWRAPPER_H_
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#include <stdint.h>
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#ifdef ESP8266
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#include <sys/pgmspace.h>
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#else //!ESP8266
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#ifndef ICACHE_RODATA_ATTR
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#define ICACHE_RODATA_ATTR
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#endif
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#ifndef PROGMEM
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#define PROGMEM
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#endif
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#ifndef PGM_P
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#define PGM_P const char *
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#endif
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#ifndef PGM_VOID_P
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#define PGM_VOID_P const void *
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#endif
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#ifndef PSTR
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#define PSTR
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#endif
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#ifdef __cplusplus
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#define pgm_read_byte(addr) (*reinterpret_cast<const uint8_t*>(addr))
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#define pgm_read_word(addr) (*reinterpret_cast<const uint16_t*>(addr))
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#define pgm_read_dword(addr) (*reinterpret_cast<const uint32_t*>(addr))
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#define pgm_read_float(addr) (*reinterpret_cast<const float*>(addr))
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#define pgm_read_ptr(addr) (*reinterpret_cast<const void const *>(addr))
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#else
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#define pgm_read_byte(addr) (*(const uint8_t*)(addr))
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#define pgm_read_word(addr) (*(const uint16_t*)(addr))
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#define pgm_read_dword(addr) (*(const uint32_t*)(addr))
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#define pgm_read_float(addr) (*(const float*)(addr))
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#define pgm_read_ptr(addr) (*(const void const *)(addr))
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#endif
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#define pgm_read_byte_near(addr) pgm_read_byte(addr)
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#define pgm_read_word_near(addr) pgm_read_word(addr)
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#define pgm_read_dword_near(addr) pgm_read_dword(addr)
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#define pgm_read_float_near(addr) pgm_read_float(addr)
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#define pgm_read_ptr_near(addr) pgm_read_ptr(addr)
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#define pgm_read_byte_far(addr) pgm_read_byte(addr)
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#define pgm_read_word_far(addr) pgm_read_word(addr)
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#define pgm_read_dword_far(addr) pgm_read_dword(addr)
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#define pgm_read_float_far(addr) pgm_read_float(addr)
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#define pgm_read_ptr_far(addr) pgm_read_ptr(addr)
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#define memcpy_P memcpy
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#define memcmp_P memcmp
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#endif // !ESP8266
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#endif
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