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54 changes: 27 additions & 27 deletions
54
contracts/nomisma-c/contract.c → contracts/example-c/contract.c
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -1,27 +1,27 @@ | ||
| #include <stdio.h> | ||
| #include <stdint.h> | ||
| #include <stdlib.h> | ||
| #include <string.h> | ||
| #include "convert.h" | ||
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| __attribute__((import_module("env"), import_name("h_gen_id"))) | ||
| extern int64_t h_gen_id(); | ||
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| int32_t initialize() { | ||
| return 0; | ||
| } | ||
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| int32_t create() { | ||
| int64_t big_ptr = h_gen_id(); | ||
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| // Get the pointer and length from the combined value | ||
| const uint8_t *ptr; | ||
| size_t length; | ||
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| unfold_ptr(big_ptr, &ptr, &length); | ||
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| // Get the char* from the pointer | ||
| const char *str = (const char *)ptr; | ||
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| return 0; | ||
| } | ||
| #include <stdio.h> | ||
| #include <stdint.h> | ||
| #include <stdlib.h> | ||
| #include <string.h> | ||
| #include "convert.h" | ||
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| __attribute__((import_module("env"), import_name("h_gen_id"))) | ||
| extern int64_t h_gen_id(); | ||
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| int32_t initialize() { | ||
| return 0; | ||
| } | ||
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| int32_t create() { | ||
| int64_t big_ptr = h_gen_id(); | ||
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| // Get the pointer and length from the combined value | ||
| const uint8_t *ptr; | ||
| size_t length; | ||
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| unfold_ptr(big_ptr, &ptr, &length); | ||
|
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| // Get the char* from the pointer | ||
| const char *str = (const char *)ptr; | ||
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| return 0; | ||
| } |
26 changes: 13 additions & 13 deletions
26
contracts/nomisma-c/convert.c → contracts/example-c/convert.c
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -1,13 +1,13 @@ | ||
| #include "convert.h" | ||
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| void unfold_ptr(int64_t combined, const uint8_t **ptr, size_t *length) { | ||
| *length = (size_t)(combined >> 32); // Extract length from the upper 32 bits | ||
| *ptr = (const uint8_t *)(uintptr_t)(combined & 0xFFFFFFFF); // Extract pointer from the lower 32 bits | ||
| } | ||
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| void unfold_ptrs(__int128 encoded, UnfoldedPtrs *result) { | ||
| result->ptr1 = (uint32_t)(encoded & 0xFFFFFFFF); // Extract ptr1 | ||
| result->len1 = (uint32_t)((encoded >> 32) & 0xFFFFFFFF); // Extract len1 | ||
| result->ptr2 = (uint32_t)((encoded >> 64) & 0xFFFFFFFF); // Extract ptr2 | ||
| result->len2 = (uint32_t)((encoded >> 96) & 0xFFFFFFFF); // Extract len2 | ||
| } | ||
| #include "convert.h" | ||
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| void unfold_ptr(int64_t combined, const uint8_t **ptr, size_t *length) { | ||
| *length = (size_t)(combined >> 32); // Extract length from the upper 32 bits | ||
| *ptr = (const uint8_t *)(uintptr_t)(combined & 0xFFFFFFFF); // Extract pointer from the lower 32 bits | ||
| } | ||
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| void unfold_ptrs(__int128 encoded, UnfoldedPtrs *result) { | ||
| result->ptr1 = (uint32_t)(encoded & 0xFFFFFFFF); // Extract ptr1 | ||
| result->len1 = (uint32_t)((encoded >> 32) & 0xFFFFFFFF); // Extract len1 | ||
| result->ptr2 = (uint32_t)((encoded >> 64) & 0xFFFFFFFF); // Extract ptr2 | ||
| result->len2 = (uint32_t)((encoded >> 96) & 0xFFFFFFFF); // Extract len2 | ||
| } |
44 changes: 22 additions & 22 deletions
44
contracts/nomisma-c/convert.h → contracts/example-c/convert.h
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -1,22 +1,22 @@ | ||
| // convert.h | ||
| #ifndef CONVERT_H | ||
| #define CONVERT_H | ||
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| #include <stdint.h> | ||
| #include <stddef.h> | ||
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| // Struct to hold the unpacked values for `unfold_ptrs` | ||
| typedef struct { | ||
| uint32_t ptr1; | ||
| uint32_t len1; | ||
| uint32_t ptr2; | ||
| uint32_t len2; | ||
| } UnfoldedPtrs; | ||
|
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| // Function to unpack a 64-bit integer into a pointer and length | ||
| void unfold_ptr(int64_t combined, const uint8_t **ptr, size_t *length); | ||
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| // Function to unpack a 128-bit integer into four 32-bit values | ||
| void unfold_ptrs(__int128 encoded, UnfoldedPtrs *result); | ||
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| #endif // CONVERT_H | ||
| // convert.h | ||
| #ifndef CONVERT_H | ||
| #define CONVERT_H | ||
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| #include <stdint.h> | ||
| #include <stddef.h> | ||
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| // Struct to hold the unpacked values for `unfold_ptrs` | ||
| typedef struct { | ||
| uint32_t ptr1; | ||
| uint32_t len1; | ||
| uint32_t ptr2; | ||
| uint32_t len2; | ||
| } UnfoldedPtrs; | ||
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| // Function to unpack a 64-bit integer into a pointer and length | ||
| void unfold_ptr(int64_t combined, const uint8_t **ptr, size_t *length); | ||
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| // Function to unpack a 128-bit integer into four 32-bit values | ||
| void unfold_ptrs(__int128 encoded, UnfoldedPtrs *result); | ||
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| #endif // CONVERT_H |
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