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- // Headers to the various functions in the rom (as we discover them)
- #ifndef _ROM_H_
- #define _ROM_H_
- #include <stdint.h>
- #include "ets_sys.h"
- // SHA1 is assumed to match the netbsd sha1.h headers
- #define SHA1_DIGEST_LENGTH 20
- #define SHA1_DIGEST_STRING_LENGTH 41
- typedef struct {
- uint32_t state[5];
- uint32_t count[2];
- uint8_t buffer[64];
- } SHA1_CTX;
- extern void SHA1Transform(uint32_t[5], const uint8_t[64]);
- extern void SHA1Init(SHA1_CTX *);
- extern void SHA1Final(uint8_t[SHA1_DIGEST_LENGTH], SHA1_CTX *);
- extern void SHA1Update(SHA1_CTX *, const uint8_t *, unsigned int);
- // MD5 is assumed to match the NetBSD md5.h header
- #define MD5_DIGEST_LENGTH 16
- typedef struct
- {
- uint32_t state[5];
- uint32_t count[2];
- uint8_t buffer[64];
- } MD5_CTX;
- extern void MD5Init(MD5_CTX *);
- extern void MD5Update(MD5_CTX *, const unsigned char *, unsigned int);
- extern void MD5Final(unsigned char[MD5_DIGEST_LENGTH], MD5_CTX *);
- // base64_encode/decode derived by Cal
- // Appears to match base64.h from netbsd wpa utils.
- extern unsigned char * base64_encode(const unsigned char *src, size_t len, size_t *out_len);
- extern unsigned char * base64_decode(const unsigned char *src, size_t len, size_t *out_len);
- // Unfortunately it that seems to require the ROM memory management to be
- // initialized because it uses mem_malloc
- extern void mem_init(void * start_addr);
- // Interrupt Service Routine functions
- typedef void (*ets_isr_fn) (void *arg);
- extern void ets_isr_mask (unsigned intr);
- extern void ets_isr_unmask (unsigned intr);
- // Cycle-counter
- extern unsigned int xthal_get_ccount (void);
- extern int xthal_set_ccompare (unsigned int timer_number, unsigned int compare_value);
- // 2, 3 = reset (module dependent?), 4 = wdt
- int rtc_get_reset_reason (void);
- // Hardware exception handling
- struct exception_frame
- {
- uint32_t epc;
- uint32_t ps;
- uint32_t sar;
- uint32_t unused;
- union {
- struct {
- uint32_t a0;
- // note: no a1 here!
- uint32_t a2;
- uint32_t a3;
- uint32_t a4;
- uint32_t a5;
- uint32_t a6;
- uint32_t a7;
- uint32_t a8;
- uint32_t a9;
- uint32_t a10;
- uint32_t a11;
- uint32_t a12;
- uint32_t a13;
- uint32_t a14;
- uint32_t a15;
- };
- uint32_t a_reg[15];
- };
- uint32_t cause;
- };
- /**
- * C-level exception handler callback prototype.
- *
- * Does not need an RFE instruction - it is called through a wrapper which
- * performs state capture & restore, as well as the actual RFE.
- *
- * @param ef An exception frame containing the relevant state from the
- * exception triggering. This state may be manipulated and will
- * be applied on return.
- * @param cause The exception cause number.
- */
- typedef void (*exception_handler_fn) (struct exception_frame *ef, uint32_t cause);
- /**
- * Sets the exception handler function for a particular exception cause.
- * @param handler The exception handler to install.
- * If NULL, reverts to the XTOS default handler.
- * @returns The previous exception handler, or NULL if none existed prior.
- */
- exception_handler_fn _xtos_set_exception_handler (uint32_t cause, exception_handler_fn handler);
- void ets_update_cpu_frequency (uint32_t mhz);
- uint32_t ets_get_cpu_frequency (void);
- void *ets_memcpy (void *dst, const void *src, size_t n);
- void *ets_memmove (void *dst, const void *src, size_t n);
- void *ets_memset (void *dst, int c, size_t n);
- int ets_memcmp (const void *s1, const void *s2, size_t n);
- char *ets_strcpy (char *dst, const char *src);
- int ets_strcmp (const char *s1, const char *s2);
- int ets_strncmp (const char *s1, const char *s2, size_t n);
- char *ets_strncpy(char *dest, const char *src, size_t n);
- char *ets_strstr(const char *haystack, const char *needle);
- int ets_printf(const char *format, ...) __attribute__ ((format (printf, 1, 2)));
- void ets_str2macaddr (uint8_t *dst, const char *str);
- void ets_timer_disarm (ETSTimer *a);
- void ets_timer_setfn (ETSTimer *t, ETSTimerFunc *fn, void *parg);
- void Cache_Read_Enable(uint32_t b0, uint32_t b1, uint32_t use_40108000);
- void Cache_Read_Disable(void);
- void ets_intr_lock(void);
- void ets_intr_unlock(void);
- int rand(void);
- void srand(unsigned int);
- /* Returns 0 on success, 1 on failure */
- uint8_t SPIRead(uint32_t src_addr, uint32_t *des_addr, uint32_t size);
- uint8_t SPIWrite(uint32_t dst_addr, const uint32_t *src, uint32_t size);
- uint8_t SPIEraseSector(uint32_t sector);
- #endif
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