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tftp client: pass 'mode' as an enum, not as a string constant

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This commit is contained in:
Simon Goldschmidt 2018-10-17 21:37:46 +02:00
parent 4edbec760a
commit 0ee4784d0c
2 changed files with 31 additions and 6 deletions
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27
src/apps/tftp/tftp.c
View File

@ -503,26 +503,45 @@ void tftp_cleanup(void)
memset(&tftp_state, 0, sizeof(tftp_state));
}
const char *
mode_to_string(enum tftp_transfer_mode mode)
{
if (mode == TFTP_MODE_OCTET) {
return "octet";
}
if (mode == TFTP_MODE_NETASCII) {
return "netascii";
}
if (mode == TFTP_MODE_BINARY) {
return "binary";
}
return NULL;
}
err_t
tftp_get(void* handle, const ip_addr_t *addr, u16_t port, const char* fname, const char* mode)
tftp_get(void* handle, const ip_addr_t *addr, u16_t port, const char* fname, enum tftp_transfer_mode mode)
{
LWIP_ERROR("TFTP client is not enabled (tftp_init)", (tftp_state.tftp_mode & LWIP_TFTP_MODE_CLIENT) != 0, return ERR_VAL);
LWIP_ERROR("tftp_get: invalid file name", fname != NULL, return ERR_VAL);
LWIP_ERROR("tftp_get: invalid mode", mode <= TFTP_MODE_BINARY, return ERR_VAL);
tftp_state.handle = handle;
tftp_state.blknum = 1;
tftp_state.mode_write = 1; /* We want to receive data */
return send_request(addr, port, TFTP_RRQ, fname, mode);
return send_request(addr, port, TFTP_RRQ, fname, mode_to_string(mode));
}
err_t
tftp_put(void* handle, const ip_addr_t *addr, u16_t port, const char* fname, const char* mode)
tftp_put(void* handle, const ip_addr_t *addr, u16_t port, const char* fname, enum tftp_transfer_mode mode)
{
LWIP_ERROR("TFTP client is not enabled (tftp_init)", (tftp_state.tftp_mode & LWIP_TFTP_MODE_CLIENT) != 0, return ERR_VAL);
LWIP_ERROR("tftp_put: invalid file name", fname != NULL, return ERR_VAL);
LWIP_ERROR("tftp_put: invalid mode", mode <= TFTP_MODE_BINARY, return ERR_VAL);
tftp_state.handle = handle;
tftp_state.blknum = 1;
tftp_state.mode_write = 0; /* We want to send data */
return send_request(addr, port, TFTP_WRQ, fname, mode);
return send_request(addr, port, TFTP_WRQ, fname, mode_to_string(mode));
}
#endif /* LWIP_UDP */

10
src/include/lwip/apps/tftp_client.h
View File

@ -37,8 +37,14 @@
#include "lwip/apps/tftp_common.h"
enum tftp_transfer_mode {
TFTP_MODE_OCTET,
TFTP_MODE_NETASCII,
TFTP_MODE_BINARY /* used in old versions only */
};
err_t tftp_init_client(const struct tftp_context* ctx);
err_t tftp_get(void* handle, const ip_addr_t *addr, u16_t port, const char* fname, const char* mode);
err_t tftp_put(void* handle, const ip_addr_t *addr, u16_t port, const char* fname, const char* mode);
err_t tftp_get(void* handle, const ip_addr_t *addr, u16_t port, const char* fname, enum tftp_transfer_mode mode);
err_t tftp_put(void* handle, const ip_addr_t *addr, u16_t port, const char* fname, enum tftp_transfer_mode mode);
#endif /* LWIP_HDR_APPS_TFTP_CLIENT_H */