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Add SystemInstruction::CreateAccount support to CPI (#11649)

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This commit is contained in:
Jack May
2020-08-17 13:38:42 -07:00
committed by GitHub
parent f1ba2387d3
commit e9b610b8df
10 changed files with 243 additions and 85 deletions
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7
sdk/bpf/c/inc/solana_sdk.h
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@ -256,6 +256,11 @@ typedef struct {
const SolPubkey *program_id; /** program_id of the currently executing program */
} SolParameters;
/**
* Maximum number of bytes a program may add to an account during a single realloc
*/
#define MAX_PERMITTED_DATA_INCREASE (1024 * 10)
/**
* De-serializes the input parameters into usable types
*
@ -297,6 +302,7 @@ static bool sol_deserialize(
uint64_t data_len = *(uint64_t *) input;
input += sizeof(uint64_t);
input += data_len;
input += MAX_PERMITTED_DATA_INCREASE;
input = (uint8_t*)(((uint64_t)input + 8 - 1) & ~(8 - 1)); // padding
input += sizeof(uint64_t);
}
@ -334,6 +340,7 @@ static bool sol_deserialize(
input += sizeof(uint64_t);
params->ka[i].data = (uint8_t *) input;
input += params->ka[i].data_len;
input += MAX_PERMITTED_DATA_INCREASE;
input = (uint8_t*)(((uint64_t)input + 8 - 1) & ~(8 - 1)); // padding
// rent epoch